/* roulang page: index */
:root {
            --primary: #F04E23;
            --primary-dark: #C73D1A;
            --primary-light: #FF7A4D;
            --primary-glow: rgba(240, 78, 35, 0.35);
            --accent: #FFB300;
            --accent-glow: rgba(255, 179, 0, 0.3);
            --bg-dark: #0a0a0f;
            --bg-deep: #0d0d14;
            --bg-card-dark: #16161d;
            --bg-card: #1c1c24;
            --bg-mid: #22222b;
            --bg-light: #f5f5f7;
            --bg-white: #ffffff;
            --text-white: #ffffff;
            --text-light: #b0b0b8;
            --text-mid: #888894;
            --text-dark: #1a1a1a;
            --text-body: #333333;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-light: #e5e5e7;
            --border-mid: #d0d0d5;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 20px;
            --radius-full: 50px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
            --shadow-glow: 0 0 40px rgba(240, 78, 35, 0.25);
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --dock-width: 960px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            background: var(--bg-dark);
            color: var(--text-white);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: var(--primary);
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--primary-light);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        /* ============ 浮动 Dock 导航 ============ */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: var(--dock-width);
            max-width: calc(100vw - 32px);
            background: rgba(22, 22, 29, 0.85);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-xl);
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: all var(--transition-smooth);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }
        .dock-nav.scrolled {
            top: 8px;
            width: 92%;
            max-width: 1100px;
            background: rgba(18, 18, 25, 0.92);
            border-radius: var(--radius-xl);
            padding: 8px 18px;
        }
        .dock-nav .nav-logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-white);
            white-space: nowrap;
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }
        .dock-nav .nav-logo span {
            color: var(--primary);
        }
        .dock-nav .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .dock-nav .nav-links::-webkit-scrollbar {
            display: none;
        }
        .dock-nav .nav-links a {
            display: inline-block;
            padding: 7px 14px;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--text-light);
            border-radius: var(--radius-full);
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }
        .dock-nav .nav-links a:hover,
        .dock-nav .nav-links a.active {
            color: var(--text-white);
            background: rgba(240, 78, 35, 0.2);
        }
        .dock-nav .nav-links a.active {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }
        .dock-nav .nav-cta {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .dock-nav .nav-cta .btn-dock {
            display: inline-block;
            padding: 8px 18px;
            font-size: 0.875rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-full);
            border: none;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }
        .dock-nav .nav-cta .btn-dock:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-glow);
            transform: scale(1.03);
        }
        .dock-nav .nav-cta .icon-search {
            color: var(--text-light);
            font-size: 1.1rem;
            cursor: pointer;
            transition: color var(--transition-fast);
            padding: 6px;
        }
        .dock-nav .nav-cta .icon-search:hover {
            color: var(--text-white);
        }
        .hamburger-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-white);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 4px 8px;
            line-height: 1;
        }

        /* 移动端底部导航 */
        @media screen and (max-width: 640px) {
            .dock-nav {
                top: auto;
                bottom: 0;
                left: 0;
                transform: none;
                width: 100%;
                max-width: 100%;
                border-radius: 16px 16px 0 0;
                padding: 8px 14px;
                background: rgba(20, 20, 28, 0.94);
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
                border: 1px solid rgba(255, 255, 255, 0.08);
                border-bottom: none;
                gap: 0;
                justify-content: space-around;
            }
            .dock-nav.scrolled {
                top: auto;
                bottom: 0;
                width: 100%;
                max-width: 100%;
                border-radius: 16px 16px 0 0;
                padding: 8px 10px;
            }
            .dock-nav .nav-logo {
                font-size: 0.9rem;
                letter-spacing: 0;
            }
            .dock-nav .nav-links {
                display: none;
            }
            .dock-nav .nav-cta .icon-search {
                font-size: 1.2rem;
            }
            .dock-nav .nav-cta .btn-dock {
                padding: 6px 12px;
                font-size: 0.75rem;
            }
            .hamburger-toggle {
                display: block;
                color: var(--text-light);
                font-size: 1.3rem;
                padding: 6px;
            }
            body {
                padding-bottom: 80px;
            }
        }
        @media screen and (min-width: 641px) and (max-width: 1024px) {
            .dock-nav {
                width: 94%;
                max-width: 94%;
                padding: 8px 14px;
                gap: 8px;
            }
            .dock-nav .nav-links a {
                padding: 6px 10px;
                font-size: 0.8rem;
            }
            .dock-nav .nav-logo {
                font-size: 1.05rem;
            }
            .dock-nav .nav-cta .btn-dock {
                padding: 6px 14px;
                font-size: 0.8rem;
            }
        }

        /* Off-canvas 移动菜单 */
        .offcanvas-menu {
            position: fixed;
            top: 0;
            right: -300px;
            width: 280px;
            max-width: 80vw;
            height: 100vh;
            background: #1a1a22;
            z-index: 1100;
            transition: right var(--transition-smooth);
            padding: 24px 20px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            box-shadow: -4px 0 24px rgba(0, 0, 0, 0.5);
            border-left: 1px solid rgba(255, 255, 255, 0.06);
        }
        .offcanvas-menu.open {
            right: 0;
        }
        .offcanvas-menu a {
            display: block;
            padding: 12px 16px;
            color: var(--text-light);
            font-size: 1rem;
            font-weight: 500;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }
        .offcanvas-menu a:hover,
        .offcanvas-menu a.active {
            background: rgba(240, 78, 35, 0.2);
            color: var(--text-white);
        }
        .offcanvas-menu .close-menu {
            align-self: flex-end;
            background: none;
            border: none;
            color: var(--text-light);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 6px 10px;
        }
        .offcanvas-overlay {
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.6);
            z-index: 1050;
            opacity: 0;
            pointer-events: none;
            transition: opacity var(--transition-smooth);
        }
        .offcanvas-overlay.active {
            opacity: 1;
            pointer-events: auto;
        }

        /* ============ 容器 ============ */
        .container-main {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media screen and (max-width: 640px) {
            .container-main {
                padding: 0 16px;
            }
        }

        /* ============ Section 通用 ============ */
        section {
            padding: 80px 0;
            position: relative;
        }
        @media screen and (max-width: 640px) {
            section {
                padding: 40px 0;
            }
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: var(--primary);
            margin-bottom: 8px;
            background: rgba(240, 78, 35, 0.1);
            padding: 4px 12px;
            border-radius: var(--radius-full);
        }
        .section-title {
            font-size: 2.25rem;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 12px;
            color: var(--text-white);
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-light);
            max-width: 640px;
            line-height: 1.7;
            margin-bottom: 32px;
        }
        .section-title-light {
            color: var(--text-dark);
        }
        .section-subtitle-light {
            color: var(--text-mid);
        }

        /* ============ Hero Section ============ */
        .hero-section {
            padding-top: 140px;
            padding-bottom: 100px;
            min-height: 85vh;
            display: flex;
            align-items: center;
            background: var(--bg-deep);
            background-image:
                radial-gradient(ellipse at 30% 20%, rgba(240, 78, 35, 0.12) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 60%, rgba(255, 179, 0, 0.08) 0%, transparent 55%),
                url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            position: relative;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 10, 15, 0.7) 0%, rgba(13, 13, 20, 0.9) 100%);
            z-index: 1;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            top: 20%;
            right: 5%;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            border: 2px solid rgba(240, 78, 35, 0.15);
            animation: heroPulse 6s ease-in-out infinite;
            z-index: 0;
            pointer-events: none;
        }
        @keyframes heroPulse {
            0%,
            100% {
                transform: scale(1);
                opacity: 0.4;
            }
            50% {
                transform: scale(1.25);
                opacity: 0.15;
            }
        }
        .hero-inner {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        @media screen and (max-width: 1024px) {
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero-section {
                padding-top: 120px;
                padding-bottom: 60px;
                min-height: auto;
            }
        }
        @media screen and (max-width: 640px) {
            .hero-section {
                padding-top: 100px;
                padding-bottom: 40px;
            }
        }
        .hero-left h1 {
            font-size: 3.25rem;
            font-weight: 700;
            line-height: 1.15;
            margin-bottom: 16px;
            color: #fff;
            letter-spacing: -0.5px;
        }
        .hero-left h1 span {
            color: var(--primary);
            position: relative;
        }
        .hero-left .hero-desc {
            font-size: 1.1rem;
            color: var(--text-light);
            line-height: 1.75;
            margin-bottom: 28px;
            max-width: 520px;
        }
        .hero-left .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-block;
            padding: 14px 30px;
            font-size: 1rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
            text-align: center;
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-glow);
            transform: translateY(-2px);
            color: #fff;
        }
        .btn-outline {
            display: inline-block;
            padding: 14px 30px;
            font-size: 1rem;
            font-weight: 600;
            background: transparent;
            color: var(--text-white);
            border: 2px solid rgba(255, 255, 255, 0.35);
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
            text-align: center;
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(240, 78, 35, 0.08);
        }
        .hero-right .hero-card-highlight {
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }
        .hero-right .hero-card-highlight::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 3px 3px 0 0;
        }
        .hero-card-highlight .badge-recommend {
            display: inline-block;
            background: var(--accent);
            color: #1a1a1a;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: var(--radius-full);
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .hero-card-highlight .hero-card-title {
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .hero-card-highlight .hero-card-desc {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 16px;
            line-height: 1.6;
        }
        .hero-card-highlight .hero-metrics {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
            margin-bottom: 16px;
        }
        .hero-card-highlight .hero-metric {
            text-align: center;
            padding: 10px 6px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: var(--radius-sm);
        }
        .hero-card-highlight .hero-metric .metric-num {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            animation: metricPulse 3s ease-in-out infinite;
        }
        @keyframes metricPulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.7;
            }
        }
        .hero-card-highlight .hero-metric .metric-label {
            font-size: 0.7rem;
            color: var(--text-mid);
            margin-top: 2px;
        }
        .hero-card-highlight .btn-primary {
            width: 100%;
            text-align: center;
            font-size: 0.95rem;
            padding: 12px 20px;
        }
        @media screen and (max-width: 640px) {
            .hero-left h1 {
                font-size: 2rem;
            }
            .hero-left .hero-desc {
                font-size: 0.95rem;
            }
            .hero-right .hero-card-highlight .hero-metrics {
                grid-template-columns: repeat(3, 1fr);
                gap: 6px;
            }
            .hero-card-highlight .hero-metric .metric-num {
                font-size: 1.2rem;
            }
        }

        /* ============ 指标看板 Section ============ */
        .metrics-section {
            background: var(--bg-deep);
            padding: 48px 0;
        }
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
        }
        @media screen and (max-width: 1024px) {
            .metrics-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        @media screen and (max-width: 640px) {
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
        }
        .metric-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 20px 16px;
            text-align: center;
            transition: all var(--transition-fast);
            cursor: default;
        }
        .metric-card:hover {
            background: var(--bg-mid);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        .metric-card .metric-icon {
            font-size: 1.5rem;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .metric-card .metric-num {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
        }
        .metric-card .metric-label {
            font-size: 0.8rem;
            color: var(--text-mid);
            margin-top: 4px;
        }

        /* ============ 功能对比表 Section ============ */
        .compare-section {
            background: var(--bg-dark);
        }
        .compare-table-wrap {
            overflow-x: auto;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-subtle);
        }
        .compare-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 700px;
            background: var(--bg-card);
        }
        .compare-table thead th {
            background: var(--bg-mid);
            color: var(--text-white);
            font-weight: 600;
            padding: 16px 20px;
            text-align: left;
            font-size: 0.9rem;
            border-bottom: 2px solid rgba(255, 255, 255, 0.1);
        }
        .compare-table thead th.highlight-col {
            background: var(--primary);
            color: #fff;
            text-align: center;
            border-radius: 6px 6px 0 0;
        }
        .compare-table tbody td {
            padding: 14px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            color: var(--text-light);
            font-size: 0.9rem;
        }
        .compare-table tbody tr:nth-child(even) td {
            background: rgba(255, 255, 255, 0.015);
        }
        .compare-table .icon-check {
            color: #4caf50;
            font-weight: 700;
        }
        .compare-table .icon-cross {
            color: #e57373;
        }
        .compare-table .icon-dash {
            color: var(--text-mid);
        }
        .compare-table tbody td.highlight-col {
            text-align: center;
            background: rgba(240, 78, 35, 0.08);
        }
        @media screen and (max-width: 640px) {
            .compare-table-wrap {
                border-radius: var(--radius-md);
            }
            .compare-table thead th,
            .compare-table tbody td {
                padding: 10px 14px;
                font-size: 0.78rem;
            }
        }

        /* ============ 服务矩阵 Section ============ */
        .services-section {
            background: var(--bg-deep);
        }
        .services-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 20px;
        }
        @media screen and (max-width: 1024px) {
            .services-grid {
                grid-template-columns: 1fr;
            }
        }
        .service-card-wide {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            transition: all var(--transition-fast);
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .service-card-wide:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(240, 78, 35, 0.3);
        }
        .service-card-wide .svc-icon {
            font-size: 2.5rem;
            color: var(--primary);
        }
        .service-card-wide h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            margin: 0;
        }
        .service-card-wide p {
            color: var(--text-light);
            line-height: 1.7;
            margin: 0;
        }
        .service-card-wide ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 8px;
        }
        .service-card-wide ul li {
            color: var(--text-light);
            font-size: 0.9rem;
            padding-left: 18px;
            position: relative;
        }
        .service-card-wide ul li::before {
            content: '▸';
            position: absolute;
            left: 0;
            color: var(--primary);
            font-size: 0.7rem;
            top: 3px;
        }
        .service-cards-stack {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .service-card-sm {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 20px;
            transition: all var(--transition-fast);
            cursor: default;
        }
        .service-card-sm:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
            border-color: rgba(240, 78, 35, 0.25);
        }
        .service-card-sm h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: #fff;
            margin: 0 0 6px;
        }
        .service-card-sm p {
            color: var(--text-light);
            font-size: 0.85rem;
            margin: 0;
            line-height: 1.5;
        }
        .service-card-sm .svc-icon-sm {
            color: var(--primary);
            font-size: 1.3rem;
            margin-bottom: 6px;
        }
        @media screen and (max-width: 640px) {
            .service-card-wide ul {
                grid-template-columns: 1fr;
            }
            .service-card-wide {
                padding: 20px 16px;
            }
        }

        /* ============ 推荐档 Section ============ */
        .recommend-section {
            background: var(--bg-dark);
        }
        .recommend-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            align-items: stretch;
        }
        @media screen and (max-width: 1024px) {
            .recommend-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media screen and (max-width: 640px) {
            .recommend-grid {
                grid-template-columns: 1fr;
            }
        }
        .recommend-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            text-align: center;
            transition: all var(--transition-fast);
            position: relative;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .recommend-card.featured {
            border-color: var(--primary);
            box-shadow: 0 0 30px rgba(240, 78, 35, 0.2);
            transform: scale(1.03);
            background: var(--bg-card-dark);
            z-index: 2;
        }
        .recommend-card.featured::before {
            content: '热门推荐';
            position: absolute;
            top: -14px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--primary);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 5px 16px;
            border-radius: var(--radius-full);
            letter-spacing: 1px;
            white-space: nowrap;
        }
        .recommend-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .recommend-card.featured:hover {
            transform: scale(1.04) translateY(-4px);
        }
        .recommend-card .rec-tier {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-mid);
            letter-spacing: 1px;
            text-transform: uppercase;
        }
        .recommend-card .rec-price {
            font-size: 2.5rem;
            font-weight: 700;
            color: #fff;
        }
        .recommend-card .rec-price span {
            font-size: 0.9rem;
            font-weight: 400;
            color: var(--text-mid);
        }
        .recommend-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
            text-align: left;
        }
        .recommend-card ul li {
            padding: 6px 0;
            color: var(--text-light);
            font-size: 0.85rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }
        .recommend-card ul li::before {
            content: '✓ ';
            color: var(--primary);
            font-weight: 700;
        }
        .recommend-card .btn-rec {
            display: block;
            padding: 12px 20px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            text-align: center;
            cursor: pointer;
            transition: all var(--transition-fast);
            background: transparent;
            border: 2px solid var(--primary);
            color: var(--primary);
            font-size: 0.9rem;
            margin-top: auto;
        }
        .recommend-card .btn-rec:hover {
            background: var(--primary);
            color: #fff;
        }
        .recommend-card.featured .btn-rec {
            background: var(--primary);
            color: #fff;
            border: none;
        }
        .recommend-card.featured .btn-rec:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-glow);
        }
        @media screen and (max-width: 640px) {
            .recommend-card.featured {
                transform: scale(1);
            }
            .recommend-card.featured:hover {
                transform: translateY(-4px);
            }
        }

        /* ============ 竖屏种草 Section ============ */
        .vertical-cards-section {
            background: var(--bg-deep);
        }
        .vertical-cards-scroll {
            display: flex;
            gap: 20px;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            padding-bottom: 12px;
            scrollbar-width: thin;
            scrollbar-color: rgba(255, 255, 255, 0.15) transparent;
        }
        .vertical-cards-scroll::-webkit-scrollbar {
            height: 4px;
        }
        .vertical-cards-scroll::-webkit-scrollbar-thumb {
            background: rgba(255, 255, 255, 0.2);
            border-radius: 4px;
        }
        .v-card {
            flex: 0 0 220px;
            scroll-snap-align: start;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-fast);
            cursor: pointer;
            display: flex;
            flex-direction: column;
        }
        .v-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(240, 78, 35, 0.4);
        }
        .v-card .v-card-img {
            height: 180px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .v-card .v-card-img .v-badge {
            position: absolute;
            top: 10px;
            left: 10px;
            background: var(--primary);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: var(--radius-full);
            letter-spacing: 0.5px;
        }
        .v-card .v-card-body {
            padding: 16px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            flex: 1;
        }
        .v-card .v-card-body h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin: 0;
            line-height: 1.3;
        }
        .v-card .v-card-body p {
            font-size: 0.8rem;
            color: var(--text-mid);
            margin: 0;
            line-height: 1.5;
        }
        .v-card .v-card-body .btn-v {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--primary);
            cursor: pointer;
            align-self: flex-start;
            margin-top: auto;
            transition: color var(--transition-fast);
            background: none;
            border: none;
            padding: 0;
        }
        .v-card .v-card-body .btn-v:hover {
            color: var(--primary-light);
        }
        @media screen and (max-width: 640px) {
            .v-card {
                flex: 0 0 170px;
            }
            .v-card .v-card-img {
                height: 140px;
            }
        }

        /* ============ 新手入门 Section ============ */
        .getting-started-section {
            background: var(--bg-dark);
        }
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        @media screen and (max-width: 1024px) {
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media screen and (max-width: 640px) {
            .steps-grid {
                grid-template-columns: 1fr;
            }
        }
        .step-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            transition: all var(--transition-fast);
            position: relative;
        }
        .step-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(240, 78, 35, 0.3);
        }
        .step-card .step-num {
            display: inline-block;
            width: 44px;
            height: 44px;
            line-height: 44px;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-size: 1.2rem;
            border-radius: 50%;
            margin-bottom: 12px;
        }
        .step-card h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: #fff;
            margin: 0 0 6px;
        }
        .step-card p {
            font-size: 0.85rem;
            color: var(--text-light);
            margin: 0;
            line-height: 1.6;
        }

        /* ============ 优惠阶梯 Section ============ */
        .ladder-section {
            background: var(--bg-deep);
        }
        .ladder-container {
            display: flex;
            flex-direction: column;
            gap: 0;
            max-width: 700px;
            margin: 0 auto;
        }
        .ladder-item {
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 20px 24px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            position: relative;
            margin-bottom: -1px;
            z-index: 1;
        }
        .ladder-item:hover {
            z-index: 3;
            border-color: var(--primary);
            box-shadow: var(--shadow-md);
            transform: scale(1.02);
        }
        .ladder-item.ladder-top {
            z-index: 2;
            border-color: var(--primary);
            background: var(--bg-card-dark);
            box-shadow: 0 0 20px rgba(240, 78, 35, 0.15);
        }
        .ladder-item .ladder-badge {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-size: 0.85rem;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            line-height: 1.2;
        }
        .ladder-item .ladder-info {
            flex: 1;
        }
        .ladder-item .ladder-info h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin: 0 0 4px;
        }
        .ladder-item .ladder-info p {
            font-size: 0.8rem;
            color: var(--text-mid);
            margin: 0;
        }
        .ladder-item .btn-ladder {
            flex-shrink: 0;
            padding: 8px 18px;
            font-size: 0.85rem;
            font-weight: 600;
            background: transparent;
            border: 2px solid var(--primary);
            color: var(--primary);
            border-radius: var(--radius-full);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .ladder-item .btn-ladder:hover {
            background: var(--primary);
            color: #fff;
        }
        .ladder-item.ladder-top .btn-ladder {
            background: var(--primary);
            color: #fff;
            border: none;
        }
        .ladder-item.ladder-top .btn-ladder:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-glow);
        }
        @media screen and (max-width: 640px) {
            .ladder-item {
                flex-direction: column;
                text-align: center;
                gap: 10px;
                padding: 16px;
            }
            .ladder-item .ladder-badge {
                width: 40px;
                height: 40px;
                font-size: 0.75rem;
            }
        }

        /* ============ 结果对比 Section ============ */
        .vs-section {
            background: var(--bg-dark);
        }
        .vs-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-subtle);
        }
        @media screen and (max-width: 640px) {
            .vs-grid {
                grid-template-columns: 1fr;
            }
        }
        .vs-col {
            padding: 36px 28px;
        }
        .vs-col.vs-traditional {
            background: #1a1a20;
            border-right: 1px solid rgba(255, 255, 255, 0.06);
        }
        .vs-col.vs-jiuyou {
            background: rgba(240, 78, 35, 0.06);
            border-left: 3px solid var(--primary);
        }
        .vs-col h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: #fff;
        }
        .vs-col.vs-jiuyou h3 {
            color: var(--primary);
        }
        .vs-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .vs-col ul li {
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            font-size: 0.9rem;
            color: var(--text-light);
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }
        .vs-col ul li .vs-icon {
            flex-shrink: 0;
            font-weight: 700;
            font-size: 1rem;
        }
        .vs-col.vs-traditional .vs-icon {
            color: #e57373;
        }
        .vs-col.vs-jiuyou .vs-icon {
            color: #4caf50;
        }
        @media screen and (max-width: 640px) {
            .vs-col {
                padding: 20px 16px;
            }
            .vs-col.vs-traditional {
                border-right: none;
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            }
            .vs-col.vs-jiuyou {
                border-left: none;
                border-top: 3px solid var(--primary);
            }
        }

        /* ============ 品牌介绍 Section ============ */
        .brand-section {
            background: var(--bg-deep);
        }
        .brand-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        @media screen and (max-width: 1024px) {
            .brand-inner {
                grid-template-columns: 1fr;
                gap: 28px;
            }
        }
        .brand-text h3 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .brand-text p {
            color: var(--text-light);
            line-height: 1.8;
            font-size: 0.95rem;
            margin-bottom: 12px;
        }
        .brand-image {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            min-height: 300px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--border-subtle);
        }
        .brand-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 300px;
        }
        @media screen and (max-width: 640px) {
            .brand-image {
                min-height: 200px;
            }
            .brand-image img {
                min-height: 200px;
            }
            .brand-text h3 {
                font-size: 1.4rem;
            }
        }

        /* ============ 新闻中心 Section ============ */
        .news-section {
            background: var(--bg-dark);
        }
        .news-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        @media screen and (max-width: 640px) {
            .news-list {
                grid-template-columns: 1fr;
            }
        }
        .news-item {
            display: flex;
            gap: 16px;
            padding: 20px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .news-item:hover {
            background: rgba(255, 255, 255, 0.02);
            padding-left: 8px;
        }
        .news-item .news-date {
            flex-shrink: 0;
            font-size: 0.78rem;
            color: var(--primary);
            font-weight: 600;
            white-space: nowrap;
            padding-top: 2px;
        }
        .news-item .news-content h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin: 0 0 4px;
            line-height: 1.4;
        }
        .news-item .news-content p {
            font-size: 0.85rem;
            color: var(--text-mid);
            margin: 0 0 6px;
            line-height: 1.5;
        }
        .news-item .news-content .btn-read-more {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--primary);
            cursor: pointer;
            background: none;
            border: none;
            padding: 0;
            transition: color var(--transition-fast);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .news-item .news-content .btn-read-more:hover {
            color: var(--primary-light);
        }
        @media screen and (max-width: 640px) {
            .news-item {
                flex-direction: column;
                gap: 6px;
                padding: 14px 0;
            }
        }

        /* ============ CTA Section ============ */
        .cta-section {
            background: linear-gradient(135deg, #1a1a22 0%, #1f1a18 50%, #1a1a22 100%);
            text-align: center;
            padding: 80px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 600px;
            height: 600px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(240, 78, 35, 0.12) 0%, transparent 70%);
            pointer-events: none;
            animation: ctaGlow 5s ease-in-out infinite;
        }
        @keyframes ctaGlow {
            0%,
            100% {
                transform: translate(-50%, -50%) scale(1);
                opacity: 0.6;
            }
            50% {
                transform: translate(-50%, -50%) scale(1.3);
                opacity: 0.25;
            }
        }
        .cta-section .cta-inner {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-size: 2.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-section p {
            color: var(--text-light);
            font-size: 1rem;
            margin-bottom: 28px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .btn-primary {
            font-size: 1.1rem;
            padding: 16px 36px;
            border-radius: var(--radius-full);
        }
        @media screen and (max-width: 640px) {
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .cta-section {
                padding: 50px 0;
            }
        }

        /* ============ FAQ Section ============ */
        .faq-section {
            background: var(--bg-deep);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            overflow: hidden;
            background: var(--bg-card);
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: rgba(255, 255, 255, 0.15);
        }
        .faq-question {
            width: 100%;
            padding: 18px 20px;
            background: rgba(255, 255, 255, 0.02);
            border: none;
            color: #fff;
            font-size: 0.95rem;
            font-weight: 600;
            text-align: left;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: all var(--transition-fast);
            font-family: inherit;
        }
        .faq-question:hover {
            background: rgba(255, 255, 255, 0.04);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            font-size: 1.1rem;
            transition: transform var(--transition-fast);
            color: var(--primary);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
            background: rgba(0, 0, 0, 0.2);
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 16px 20px;
        }
        .faq-answer p {
            color: var(--text-light);
            font-size: 0.9rem;
            line-height: 1.8;
            margin: 0;
        }

        /* ============ 转化表单 Section ============ */
        .form-section {
            background: linear-gradient(180deg, #16161d 0%, #1a1a18 100%);
            position: relative;
            overflow: hidden;
        }
        .form-section::before {
            content: '';
            position: absolute;
            bottom: -100px;
            right: -100px;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            border: 2px solid rgba(240, 78, 35, 0.1);
            pointer-events: none;
        }
        .form-inner {
            max-width: 560px;
            margin: 0 auto;
            text-align: center;
            position: relative;
            z-index: 2;
        }
        .form-inner h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .form-inner .form-subtitle {
            color: var(--text-light);
            font-size: 0.95rem;
            margin-bottom: 24px;
        }
        .form-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            box-shadow: var(--shadow-lg);
        }
        .form-card input[type="email"] {
            width: 100%;
            height: 48px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.15);
            background: rgba(255, 255, 255, 0.04);
            color: #fff;
            padding: 0 16px;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            outline: none;
            margin-bottom: 14px;
        }
        .form-card input[type="email"]:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(240, 78, 35, 0.2);
        }
        .form-card input[type="email"]::placeholder {
            color: var(--text-mid);
        }
        .form-card .btn-submit {
            width: 100%;
            height: 48px;
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            border: none;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.5px;
        }
        .form-card .btn-submit:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-glow);
        }
        .form-card .form-note {
            font-size: 0.75rem;
            color: var(--text-mid);
            margin-top: 10px;
        }
        @media screen and (max-width: 640px) {
            .form-card {
                padding: 20px 16px;
            }
            .form-inner h2 {
                font-size: 1.5rem;
            }
        }

        /* ============ Footer ============ */
        .site-footer {
            background: #121217;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 48px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 32px;
        }
        @media screen and (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media screen and (max-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .footer-col p,
        .footer-col a {
            font-size: 0.85rem;
            color: var(--text-mid);
            line-height: 1.6;
            display: block;
        }
        .footer-col a {
            padding: 3px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--primary);
        }
        .footer-col .footer-logo {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .footer-col .footer-logo span {
            color: var(--primary);
        }
        .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 8px;
        }
        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-mid);
            font-size: 0.9rem;
            transition: all var(--transition-fast);
        }
        .footer-social a:hover {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 16px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            align-items: center;
            font-size: 0.75rem;
            color: var(--text-mid);
        }
        .footer-bottom a {
            color: var(--text-mid);
            font-size: 0.75rem;
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--primary);
        }
        @media screen and (max-width: 640px) {
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .site-footer {
                padding: 32px 0 100px;
            }
        }

        /* ============ 响应式通用 ============ */
        @media screen and (max-width: 640px) {
            .section-title {
                font-size: 1.5rem;
            }
            .section-subtitle {
                font-size: 0.85rem;
            }
            .btn-primary,
            .btn-outline {
                padding: 12px 22px;
                font-size: 0.9rem;
            }
        }

        /* ============ 覆盖 Foundation 默认样式 ============ */
        .foundation-custom a {
            color: var(--primary);
        }
        .foundation-custom a:hover {
            color: var(--primary-light);
        }
        button:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        input:focus-visible {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(240, 78, 35, 0.2);
        }

/* roulang page: category2 */
:root {
            --primary: #F04E23;
            --primary-dark: #C73D1A;
            --primary-light: #FF7A4D;
            --primary-glow: rgba(240, 78, 35, 0.35);
            --accent: #FFB300;
            --accent-glow: rgba(255, 179, 0, 0.3);
            --bg-dark: #0a0a0f;
            --bg-deep: #0d0d14;
            --bg-card-dark: #16161d;
            --bg-card: #1c1c24;
            --bg-mid: #22222b;
            --bg-light: #f5f5f7;
            --bg-white: #ffffff;
            --text-white: #ffffff;
            --text-light: #b0b0b8;
            --text-mid: #888894;
            --text-dark: #1a1a1a;
            --text-body: #333333;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-light: #e5e5e7;
            --border-mid: #d0d0d5;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 20px;
            --radius-full: 50px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
            --shadow-glow: 0 0 40px rgba(240, 78, 35, 0.25);
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --dock-width: 960px;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            background: var(--bg-dark);
            color: var(--text-white);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: var(--primary);
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--primary-light);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        /* ============ 浮动 Dock 导航 ============ */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: var(--dock-width);
            max-width: calc(100vw - 32px);
            background: rgba(22, 22, 29, 0.85);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-xl);
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: all var(--transition-smooth);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }

        .dock-nav.scrolled {
            top: 8px;
            width: 92%;
            max-width: 1100px;
            background: rgba(18, 18, 25, 0.92);
            border-radius: var(--radius-xl);
            padding: 8px 18px;
        }

        .dock-nav .nav-logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-white);
            white-space: nowrap;
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }

        .dock-nav .nav-logo span {
            color: var(--primary);
        }

        .dock-nav .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .dock-nav .nav-links::-webkit-scrollbar {
            display: none;
        }

        .dock-nav .nav-links a {
            display: inline-block;
            padding: 7px 13px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-light);
            border-radius: var(--radius-full);
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }

        .dock-nav .nav-links a:hover,
        .dock-nav .nav-links a.active {
            color: var(--text-white);
            background: rgba(240, 78, 35, 0.2);
        }

        .dock-nav .nav-links a.active {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }

        .dock-nav .nav-cta {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .dock-nav .nav-cta .btn-dock {
            display: inline-block;
            padding: 8px 18px;
            font-size: 0.875rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-full);
            border: none;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }

        .dock-nav .nav-cta .btn-dock:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-glow);
            transform: scale(1.03);
        }

        .dock-nav .nav-cta .search-icon {
            color: var(--text-light);
            font-size: 1.1rem;
            cursor: pointer;
            transition: color var(--transition-fast);
            display: flex;
            align-items: center;
        }

        .dock-nav .nav-cta .search-icon:hover {
            color: var(--text-white);
        }

        /* ============ 容器 ============ */
        .container-main {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ============ Hero 横幅 ============ */
        .category-hero {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            background: var(--bg-deep);
            overflow: hidden;
            padding: 140px 20px 80px;
            margin-top: 0;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background:
                radial-gradient(ellipse at 30% 50%, rgba(240, 78, 35, 0.15) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 30%, rgba(255, 179, 0, 0.1) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 80%, rgba(240, 78, 35, 0.08) 0%, transparent 40%);
            pointer-events: none;
            z-index: 0;
        }

        .category-hero .hero-track-lines {
            position: absolute;
            inset: 0;
            pointer-events: none;
            z-index: 0;
            opacity: 0.25;
        }

        .category-hero .hero-track-lines .track-line {
            position: absolute;
            width: 2px;
            height: 60%;
            background: linear-gradient(to bottom, transparent, rgba(240, 78, 35, 0.5), transparent);
            top: 20%;
            border-radius: 50%;
            animation: trackPulse 4s ease-in-out infinite;
        }

        .category-hero .hero-track-lines .track-line:nth-child(1) {
            left: 15%;
            animation-delay: 0s;
        }
        .category-hero .hero-track-lines .track-line:nth-child(2) {
            left: 35%;
            animation-delay: 1.2s;
        }
        .category-hero .hero-track-lines .track-line:nth-child(3) {
            left: 55%;
            animation-delay: 2.4s;
        }
        .category-hero .hero-track-lines .track-line:nth-child(4) {
            left: 75%;
            animation-delay: 0.8s;
        }
        .category-hero .hero-track-lines .track-line:nth-child(5) {
            left: 90%;
            animation-delay: 2s;
        }

        @keyframes trackPulse {
            0%,
            100% {
                opacity: 0.3;
                transform: scaleY(1);
            }
            50% {
                opacity: 0.7;
                transform: scaleY(1.3);
            }
        }

        .category-hero .hero-content {
            position: relative;
            z-index: 1;
            max-width: 700px;
        }

        .category-hero .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(240, 78, 35, 0.2);
            color: var(--primary-light);
            border-radius: var(--radius-full);
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 16px;
            border: 1px solid rgba(240, 78, 35, 0.3);
        }

        .category-hero h1 {
            font-size: 3rem;
            font-weight: 700;
            color: var(--text-white);
            margin: 0 0 16px;
            line-height: 1.2;
            letter-spacing: 0.5px;
        }

        .category-hero h1 span {
            color: var(--primary);
        }

        .category-hero .hero-desc {
            font-size: 1.1rem;
            color: var(--text-light);
            margin: 0 auto;
            max-width: 560px;
            line-height: 1.7;
        }

        /* ============ 内容区 ============ */
        .content-section {
            padding: 80px 0;
        }

        .content-section.bg-alt {
            background: var(--bg-deep);
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 8px;
            letter-spacing: 0.5px;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-mid);
            margin-bottom: 40px;
        }

        /* ============ 分析卡片网格 ============ */
        .analysis-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .analysis-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }

        .analysis-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(240, 78, 35, 0.3);
        }

        .analysis-card .card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            background: var(--bg-mid);
            display: block;
        }

        .analysis-card .card-body {
            padding: 20px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .analysis-card .card-tag {
            display: inline-block;
            padding: 4px 10px;
            background: rgba(240, 78, 35, 0.15);
            color: var(--primary-light);
            border-radius: var(--radius-sm);
            font-size: 0.75rem;
            font-weight: 600;
            margin-bottom: 10px;
            align-self: flex-start;
        }

        .analysis-card .card-date {
            font-size: 0.8rem;
            color: var(--text-mid);
            margin-bottom: 8px;
        }

        .analysis-card h3 {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text-white);
            margin: 0 0 10px;
            line-height: 1.4;
        }

        .analysis-card p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin: 0 0 16px;
            line-height: 1.6;
            flex: 1;
        }

        .analysis-card .read-more {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition-fast);
            margin-top: auto;
        }

        .analysis-card .read-more:hover {
            color: var(--primary-light);
            gap: 10px;
        }

        .analysis-card .read-more i {
            font-size: 0.7rem;
            transition: transform var(--transition-fast);
        }

        .analysis-card .read-more:hover i {
            transform: translateX(3px);
        }

        /* ============ 深度分析区 ============ */
        .deep-analysis {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .deep-analysis .deep-text h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .deep-analysis .deep-text p {
            font-size: 1rem;
            color: var(--text-light);
            line-height: 1.8;
            margin-bottom: 12px;
        }

        .deep-analysis .deep-visual {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-subtle);
            overflow: hidden;
            min-height: 320px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .deep-analysis .deep-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 320px;
        }

        /* ============ 趋势指标条 ============ */
        .trend-bars {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 40px;
        }

        .trend-item {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 20px;
            text-align: center;
            transition: all var(--transition-fast);
        }

        .trend-item:hover {
            border-color: rgba(240, 78, 35, 0.4);
            background: var(--bg-card-dark);
        }

        .trend-item .trend-icon {
            font-size: 1.8rem;
            color: var(--primary);
            margin-bottom: 10px;
        }

        .trend-item .trend-value {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-white);
            letter-spacing: 0.5px;
        }

        .trend-item .trend-label {
            font-size: 0.85rem;
            color: var(--text-mid);
            margin-top: 4px;
        }

        /* ============ FAQ ============ */
        .faq-section {
            padding: 80px 0;
        }

        .faq-section .accordion-item {
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            background: var(--bg-card);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-section .accordion-title {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-white);
            padding: 16px 20px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: var(--bg-card-dark);
            border: none;
            width: 100%;
            text-align: left;
            transition: all var(--transition-fast);
            user-select: none;
            line-height: 1.4;
        }

        .faq-section .accordion-title:hover {
            background: rgba(240, 78, 35, 0.08);
        }

        .faq-section .accordion-title .accordion-icon {
            font-size: 0.8rem;
            color: var(--primary);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
            margin-left: 12px;
        }

        .faq-section .accordion-item.open .accordion-title .accordion-icon {
            transform: rotate(45deg);
        }

        .faq-section .accordion-content {
            padding: 0 20px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            background: var(--bg-card);
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.8;
        }

        .faq-section .accordion-item.open .accordion-content {
            max-height: 300px;
            padding: 16px 20px;
        }

        /* ============ CTA ============ */
        .cta-section {
            padding: 80px 0;
            background: var(--bg-deep);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, rgba(240, 78, 35, 0.15) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-inner {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 600px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 12px;
        }

        .cta-inner p {
            font-size: 1rem;
            color: var(--text-light);
            margin-bottom: 24px;
            line-height: 1.7;
        }

        .cta-inner .btn-cta {
            display: inline-block;
            padding: 14px 32px;
            font-size: 1rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-full);
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.5px;
        }

        .cta-inner .btn-cta:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-glow);
            transform: scale(1.04);
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: #1a1a1e;
            padding: 60px 0 0;
            color: var(--text-light);
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .site-footer .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .site-footer .footer-logo span {
            color: var(--primary);
        }

        .site-footer .footer-col p {
            font-size: 0.85rem;
            color: var(--text-mid);
            line-height: 1.6;
            margin-bottom: 16px;
        }

        .site-footer .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-white);
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

        .site-footer .footer-col a {
            display: block;
            font-size: 0.85rem;
            color: var(--text-mid);
            margin-bottom: 8px;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-col a:hover {
            color: var(--primary-light);
        }

        .site-footer .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 12px;
        }

        .site-footer .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-mid);
            font-size: 1rem;
            transition: all var(--transition-fast);
        }

        .site-footer .footer-social a:hover {
            background: var(--primary);
            color: #fff;
        }

        .site-footer .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            padding: 20px 0;
            font-size: 0.75rem;
            color: var(--text-mid);
            justify-content: center;
            text-align: center;
        }

        .site-footer .footer-bottom a {
            color: var(--text-mid);
            transition: color var(--transition-fast);
        }

        .site-footer .footer-bottom a:hover {
            color: var(--primary-light);
        }

        /* ============ 响应式 ============ */
        @media (max-width: 1024px) {
            .analysis-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .trend-bars {
                grid-template-columns: repeat(2, 1fr);
            }
            .deep-analysis {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .category-hero h1 {
                font-size: 2.4rem;
            }
            .dock-nav .nav-links a {
                padding: 6px 10px;
                font-size: 0.78rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .analysis-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .trend-bars {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .category-hero {
                min-height: 320px;
                padding: 120px 16px 60px;
            }
            .category-hero h1 {
                font-size: 1.8rem;
            }
            .category-hero .hero-desc {
                font-size: 0.95rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .content-section {
                padding: 50px 0;
            }
            .dock-nav {
                top: auto;
                bottom: 0;
                left: 0;
                transform: none;
                width: 100%;
                max-width: 100%;
                border-radius: var(--radius-xl) var(--radius-xl) 0 0;
                padding: 8px 12px;
                gap: 8px;
                background: rgba(18, 18, 25, 0.95);
                border: 1px solid rgba(255, 255, 255, 0.08);
                border-bottom: none;
            }
            .dock-nav .nav-logo {
                font-size: 1rem;
            }
            .dock-nav .nav-links {
                gap: 2px;
            }
            .dock-nav .nav-links a {
                padding: 5px 8px;
                font-size: 0.7rem;
            }
            .dock-nav .nav-cta .btn-dock {
                padding: 6px 12px;
                font-size: 0.7rem;
            }
            .dock-nav .nav-cta .search-icon {
                font-size: 0.9rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                gap: 6px;
            }
            .cta-inner h2 {
                font-size: 1.5rem;
            }
            .deep-analysis .deep-text h2 {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 520px) {
            .trend-bars {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .category-hero h1 {
                font-size: 1.5rem;
            }
            .category-hero .hero-desc {
                font-size: 0.85rem;
            }
            .analysis-card .card-img {
                height: 160px;
            }
            .analysis-card .card-body {
                padding: 14px 16px;
            }
            .analysis-card h3 {
                font-size: 1rem;
            }
            .dock-nav {
                padding: 6px 8px;
                gap: 4px;
            }
            .dock-nav .nav-links a {
                padding: 4px 6px;
                font-size: 0.65rem;
            }
            .dock-nav .nav-cta .btn-dock {
                padding: 5px 10px;
                font-size: 0.65rem;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #F04E23;
            --primary-dark: #C73D1A;
            --primary-light: #FF7A4D;
            --primary-glow: rgba(240, 78, 35, 0.35);
            --accent: #FFB300;
            --accent-glow: rgba(255, 179, 0, 0.3);
            --bg-dark: #0a0a0f;
            --bg-deep: #0d0d14;
            --bg-card-dark: #16161d;
            --bg-card: #1c1c24;
            --bg-mid: #22222b;
            --bg-light: #f5f5f7;
            --bg-white: #ffffff;
            --text-white: #ffffff;
            --text-light: #b0b0b8;
            --text-mid: #888894;
            --text-dark: #1a1a1a;
            --text-body: #333333;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-light: #e5e5e7;
            --border-mid: #d0d0d5;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 20px;
            --radius-full: 50px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
            --shadow-glow: 0 0 40px rgba(240, 78, 35, 0.25);
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --dock-width: 960px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            background: var(--bg-dark);
            color: var(--text-white);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: var(--primary);
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--primary-light);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .off-canvas-wrapper {
            overflow-x: hidden;
            position: relative;
        }

        /* ============ 浮动 Dock 导航 ============ */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: var(--dock-width);
            max-width: calc(100vw - 32px);
            background: rgba(22, 22, 29, 0.85);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-xl);
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: all var(--transition-smooth);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }

        .dock-nav.scrolled {
            top: 8px;
            width: 92%;
            max-width: 1100px;
            background: rgba(18, 18, 25, 0.92);
            border-radius: var(--radius-xl);
            padding: 8px 18px;
        }

        .dock-nav .nav-logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-white);
            white-space: nowrap;
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }

        .dock-nav .nav-logo span {
            color: var(--primary);
        }

        .dock-nav .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .dock-nav .nav-links::-webkit-scrollbar {
            display: none;
        }

        .dock-nav .nav-links a {
            display: inline-block;
            padding: 7px 13px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-light);
            border-radius: var(--radius-full);
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }

        .dock-nav .nav-links a:hover,
        .dock-nav .nav-links a.active {
            color: var(--text-white);
            background: rgba(240, 78, 35, 0.2);
        }

        .dock-nav .nav-links a.active {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }

        .dock-nav .nav-cta {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .dock-nav .nav-cta .btn-dock {
            display: inline-block;
            padding: 8px 18px;
            font-size: 0.875rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-full);
            border: none;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }

        .dock-nav .nav-cta .btn-dock:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-glow);
            transform: scale(1.03);
        }

        .dock-nav .nav-cta .btn-search {
            font-size: 1.1rem;
            color: var(--text-light);
            cursor: pointer;
            transition: color var(--transition-fast);
            background: none;
            border: none;
            padding: 6px;
        }

        .dock-nav .nav-cta .btn-search:hover {
            color: var(--text-white);
        }

        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            color: var(--text-white);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 4px 8px;
        }

        /* ============ Off-canvas 移动端菜单 ============ */
        .off-canvas.mobile-menu {
            background: var(--bg-card-dark);
            padding: 24px 20px;
            width: 280px;
        }

        .off-canvas.mobile-menu .mobile-menu-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--border-subtle);
        }

        .off-canvas.mobile-menu .mobile-logo {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-white);
        }

        .off-canvas.mobile-menu .mobile-logo span {
            color: var(--primary);
        }

        .off-canvas.mobile-menu .close-btn {
            background: none;
            border: none;
            color: var(--text-light);
            font-size: 1.4rem;
            cursor: pointer;
        }

        .off-canvas.mobile-menu a {
            display: block;
            padding: 12px 16px;
            font-size: 0.95rem;
            color: var(--text-light);
            border-radius: var(--radius-md);
            margin-bottom: 4px;
            transition: all var(--transition-fast);
        }

        .off-canvas.mobile-menu a:hover,
        .off-canvas.mobile-menu a.active {
            color: var(--text-white);
            background: rgba(240, 78, 35, 0.2);
        }

        .off-canvas.mobile-menu a.active {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }

        /* ============ 容器 ============ */
        .container-main {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-narrow {
            max-width: 900px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ============ 按钮系统 ============ */
        .btn-primary {
            display: inline-block;
            padding: 12px 28px;
            font-size: 1rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
            text-align: center;
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-glow);
            transform: scale(1.02);
            color: #fff;
        }

        .btn-primary:active {
            box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.3);
            transform: scale(0.98);
        }

        .btn-primary:focus {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        .btn-outline {
            display: inline-block;
            padding: 11px 27px;
            font-size: 1rem;
            font-weight: 600;
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
            text-align: center;
        }

        .btn-outline:hover {
            background: rgba(240, 78, 35, 0.1);
            color: var(--primary-light);
            border-color: var(--primary-light);
        }

        .btn-outline:active {
            background: rgba(240, 78, 35, 0.2);
            transform: scale(0.98);
        }

        .btn-outline:focus {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 0.85rem;
            border-radius: var(--radius-sm);
        }

        .btn-lg {
            padding: 15px 36px;
            font-size: 1.1rem;
            border-radius: var(--radius-md);
        }

        /* ============ 标签/徽章 ============ */
        .badge {
            display: inline-block;
            padding: 4px 10px;
            font-size: 0.75rem;
            font-weight: 600;
            border-radius: var(--radius-full);
            letter-spacing: 0.4px;
        }

        .badge-primary {
            background: rgba(240, 78, 35, 0.2);
            color: var(--primary-light);
        }

        .badge-accent {
            background: rgba(255, 179, 0, 0.2);
            color: var(--accent);
        }

        .badge-live {
            background: rgba(240, 78, 35, 0.25);
            color: #FF6B4A;
            animation: pulse-badge 2s ease-in-out infinite;
        }

        @keyframes pulse-badge {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.6;
            }
        }

        /* ============ Section 通用 ============ */
        .section {
            padding: 80px 0;
        }

        .section-sm {
            padding: 50px 0;
        }

        .section-dark {
            background: var(--bg-dark);
        }

        .section-deep {
            background: var(--bg-deep);
        }

        .section-mid {
            background: var(--bg-mid);
        }

        .section-light {
            background: var(--bg-light);
            color: var(--text-body);
        }

        .section-title {
            font-size: 2.25rem;
            font-weight: 700;
            margin-bottom: 12px;
            line-height: 1.3;
            letter-spacing: -0.3px;
        }

        .section-subtitle {
            font-size: 1.1rem;
            color: var(--text-light);
            margin-bottom: 40px;
            line-height: 1.6;
            max-width: 700px;
        }

        .section-light .section-subtitle {
            color: var(--text-mid);
        }

        .section-light .section-title {
            color: var(--text-dark);
        }

        /* ============ Hero 分类横幅 ============ */
        .category-hero {
            position: relative;
            padding: 140px 0 80px;
            background: var(--bg-deep);
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
            min-height: 420px;
            display: flex;
            align-items: center;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg,
                    rgba(10, 10, 15, 0.75) 0%,
                    rgba(13, 13, 20, 0.88) 40%,
                    rgba(10, 10, 15, 0.95) 100%);
            z-index: 1;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(240, 78, 35, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            z-index: 0;
            animation: heroGlow 6s ease-in-out infinite alternate;
        }

        @keyframes heroGlow {
            0% {
                transform: scale(1);
                opacity: 0.6;
            }
            100% {
                transform: scale(1.3);
                opacity: 1;
            }
        }

        .category-hero .hero-content {
            position: relative;
            z-index: 2;
        }

        .category-hero .hero-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-mid);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .category-hero .hero-breadcrumb a {
            color: var(--text-light);
            transition: color var(--transition-fast);
        }

        .category-hero .hero-breadcrumb a:hover {
            color: var(--primary-light);
        }

        .category-hero .hero-breadcrumb .separator {
            color: var(--text-mid);
        }

        .category-hero .hero-breadcrumb .current {
            color: var(--primary-light);
        }

        .category-hero h1 {
            font-size: 3rem;
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
            color: var(--text-white);
        }

        .category-hero h1 span {
            color: var(--primary);
        }

        .category-hero .hero-desc {
            font-size: 1.15rem;
            color: var(--text-light);
            max-width: 600px;
            line-height: 1.7;
            margin-bottom: 24px;
        }

        .category-hero .hero-stats-row {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }

        .category-hero .hero-stat {
            text-align: left;
        }

        .category-hero .hero-stat .stat-num {
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
            letter-spacing: -1px;
        }

        .category-hero .hero-stat .stat-label {
            font-size: 0.85rem;
            color: var(--text-mid);
            margin-top: 4px;
        }

        /* ============ 指标看板 ============ */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
        }

        .metric-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px 18px;
            text-align: center;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }

        .metric-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--primary);
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }

        .metric-card:hover {
            background: var(--bg-card-dark);
            border-color: rgba(240, 78, 35, 0.3);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .metric-card:hover::before {
            opacity: 1;
        }

        .metric-card .metric-icon {
            font-size: 1.8rem;
            color: var(--primary);
            margin-bottom: 10px;
            display: block;
        }

        .metric-card .metric-value {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-white);
            line-height: 1;
            margin-bottom: 6px;
            letter-spacing: -0.5px;
        }

        .metric-card .metric-label {
            font-size: 0.85rem;
            color: var(--text-mid);
            line-height: 1.4;
        }

        /* ============ 赔率类型卡片 ============ */
        .odds-type-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .odds-type-card {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-sm);
            color: var(--text-body);
            position: relative;
            overflow: hidden;
        }

        .odds-type-card::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--primary);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition-smooth);
        }

        .odds-type-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary);
        }

        .odds-type-card:hover::after {
            transform: scaleX(1);
        }

        .odds-type-card .card-icon-wrap {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            background: rgba(240, 78, 35, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            font-size: 1.5rem;
            color: var(--primary);
        }

        .odds-type-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-dark);
        }

        .odds-type-card p {
            font-size: 0.95rem;
            color: var(--text-mid);
            line-height: 1.6;
            margin-bottom: 14px;
        }

        .odds-type-card .card-features {
            list-style: none;
            padding: 0;
            margin: 0 0 16px;
        }

        .odds-type-card .card-features li {
            font-size: 0.9rem;
            color: var(--text-body);
            padding: 4px 0;
            padding-left: 20px;
            position: relative;
        }

        .odds-type-card .card-features li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--primary);
            font-weight: 700;
            font-size: 0.8rem;
            top: 5px;
        }

        .odds-type-card .card-link {
            display: inline-block;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--primary);
            transition: color var(--transition-fast);
        }

        .odds-type-card .card-link:hover {
            color: var(--primary-dark);
        }

        .odds-type-card .card-link i {
            margin-left: 4px;
            transition: transform var(--transition-fast);
        }

        .odds-type-card .card-link:hover i {
            transform: translateX(3px);
        }

        /* ============ 赛事赔率列表 ============ */
        .odds-list-wrap {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        .odds-list-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            background: var(--bg-deep);
            color: var(--text-white);
            flex-wrap: wrap;
            gap: 12px;
        }

        .odds-list-header h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin: 0;
            color: var(--text-white);
        }

        .odds-list-header .live-indicator {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            color: var(--primary-light);
        }

        .odds-list-header .live-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--primary);
            animation: livePulse 1.5s ease-in-out infinite;
        }

        @keyframes livePulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(240, 78, 35, 0.6);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(240, 78, 35, 0);
            }
        }

        .odds-list-table {
            width: 100%;
            border-collapse: collapse;
        }

        .odds-list-table thead th {
            background: #f8f8fa;
            padding: 14px 16px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-mid);
            text-align: left;
            border-bottom: 2px solid var(--border-light);
            letter-spacing: 0.3px;
        }

        .odds-list-table tbody td {
            padding: 14px 16px;
            font-size: 0.95rem;
            color: var(--text-body);
            border-bottom: 1px solid var(--border-light);
            vertical-align: middle;
        }

        .odds-list-table tbody tr {
            transition: background var(--transition-fast);
        }

        .odds-list-table tbody tr:hover {
            background: #fafafc;
        }

        .odds-list-table tbody tr:last-child td {
            border-bottom: none;
        }

        .odds-list-table .match-info {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .odds-list-table .match-teams {
            font-weight: 600;
            color: var(--text-dark);
        }

        .odds-list-table .match-league {
            font-size: 0.8rem;
            color: var(--text-mid);
        }

        .odds-list-table .odds-value {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--text-dark);
            text-align: center;
        }

        .odds-list-table .odds-change-up {
            color: #e74c3c;
            font-weight: 600;
            font-size: 0.85rem;
        }

        .odds-list-table .odds-change-down {
            color: #27ae60;
            font-weight: 600;
            font-size: 0.85rem;
        }

        .odds-list-table .odds-change-stable {
            color: var(--text-mid);
            font-size: 0.85rem;
        }

        .odds-list-table .btn-sm-link {
            display: inline-block;
            padding: 6px 14px;
            font-size: 0.8rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .odds-list-table .btn-sm-link:hover {
            background: var(--primary-dark);
            color: #fff;
        }

        /* ============ 对比优势 ============ */
        .compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .compare-card {
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            border: 1px solid var(--border-light);
            transition: all var(--transition-smooth);
        }

        .compare-card.traditional {
            background: #f9f9fb;
            color: var(--text-body);
            border-color: #e0e0e5;
        }

        .compare-card.platform {
            background: linear-gradient(135deg, #1a1a1e 0%, #1c1c24 100%);
            color: var(--text-white);
            border-color: var(--primary);
            box-shadow: var(--shadow-glow);
            position: relative;
        }

        .compare-card.platform::before {
            content: '九游体育';
            position: absolute;
            top: 16px;
            right: 20px;
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 1px;
            opacity: 0.8;
        }

        .compare-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 20px;
        }

        .compare-card.traditional h3 {
            color: var(--text-mid);
        }

        .compare-card.platform h3 {
            color: var(--text-white);
        }

        .compare-card .compare-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .compare-card .compare-list li {
            padding: 10px 0;
            padding-left: 28px;
            position: relative;
            font-size: 0.95rem;
            line-height: 1.5;
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        }

        .compare-card.platform .compare-list li {
            border-bottom: 1px solid var(--border-subtle);
        }

        .compare-card .compare-list li:last-child {
            border-bottom: none;
        }

        .compare-card.traditional .compare-list li::before {
            content: '✗';
            position: absolute;
            left: 0;
            color: #c0c0c8;
            font-weight: 700;
        }

        .compare-card.platform .compare-list li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--primary);
            font-weight: 700;
        }

        /* ============ 步骤流程 ============ */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .step-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            transition: all var(--transition-smooth);
            position: relative;
        }

        .step-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
            border-color: rgba(240, 78, 35, 0.3);
        }

        .step-card .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: 14px;
        }

        .step-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 8px;
        }

        .step-card p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.5;
        }

        /* ============ 热门赛事预览 ============ */
        .hot-matches-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .hot-match-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-sm);
            color: var(--text-body);
        }

        .hot-match-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
            border-color: var(--primary);
        }

        .hot-match-card .match-img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            display: block;
        }

        .hot-match-card .match-body {
            padding: 18px 16px;
        }

        .hot-match-card .match-league-tag {
            font-size: 0.75rem;
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 6px;
            display: block;
        }

        .hot-match-card h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .hot-match-card .match-odds-preview {
            display: flex;
            gap: 12px;
            font-size: 0.85rem;
            color: var(--text-mid);
            flex-wrap: wrap;
        }

        .hot-match-card .match-odds-preview span {
            font-weight: 600;
            color: var(--text-dark);
        }

        .hot-match-card .match-time {
            font-size: 0.8rem;
            color: var(--text-mid);
            margin-top: 8px;
            display: block;
        }

        /* ============ FAQ Accordion ============ */
        .accordion-faq .accordion-item {
            margin-bottom: 8px;
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-light);
        }

        .accordion-faq .accordion-title {
            background: #f4f4f6;
            padding: 16px 20px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-dark);
            cursor: pointer;
            position: relative;
            transition: all var(--transition-fast);
            border: none;
            width: 100%;
            text-align: left;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }

        .accordion-faq .accordion-title::after {
            content: '+';
            font-size: 1.3rem;
            font-weight: 400;
            color: var(--text-mid);
            transition: transform var(--transition-smooth);
            flex-shrink: 0;
        }

        .accordion-faq .accordion-item.is-active .accordion-title::after {
            transform: rotate(45deg);
            color: var(--primary);
        }

        .accordion-faq .accordion-item.is-active .accordion-title {
            background: #ececf0;
            border-radius: var(--radius-md) var(--radius-md) 0 0;
            color: var(--primary);
        }

        .accordion-faq .accordion-content {
            background: #fff;
            padding: 0;
            max-height: 0;
            overflow: hidden;
            transition: all var(--transition-smooth);
        }

        .accordion-faq .accordion-item.is-active .accordion-content {
            max-height: 500px;
            padding: 20px;
            border-top: 1px solid var(--border-light);
        }

        .accordion-faq .accordion-content p {
            margin: 0;
            font-size: 0.95rem;
            line-height: 1.8;
            color: var(--text-body);
        }

        /* ============ CTA 转化区 ============ */
        .cta-section {
            background: linear-gradient(135deg, #1a1a1e 0%, #0d0d14 100%);
            position: relative;
            overflow: hidden;
            padding: 80px 0;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -100px;
            left: 50%;
            transform: translateX(-50%);
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(240, 78, 35, 0.2) 0%, transparent 60%);
            border-radius: 50%;
            z-index: 0;
            pointer-events: none;
        }

        .cta-inner {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 600px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 12px;
        }

        .cta-inner p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 28px;
            line-height: 1.6;
        }

        .cta-form {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form input[type="email"] {
            flex: 1;
            min-width: 220px;
            height: 48px;
            padding: 0 16px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-mid);
            background: #fff;
            font-size: 0.95rem;
            color: var(--text-dark);
            outline: none;
            transition: all var(--transition-fast);
            box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.05);
        }

        .cta-form input[type="email"]:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(240, 78, 35, 0.2);
        }

        .cta-form .btn-primary {
            height: 48px;
            padding: 0 28px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: #1a1a1e;
            padding: 60px 0 0;
            color: var(--text-light);
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .site-footer .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .site-footer .footer-logo span {
            color: var(--primary);
        }

        .site-footer .footer-col p {
            font-size: 0.9rem;
            line-height: 1.6;
            color: var(--text-mid);
            margin-bottom: 16px;
        }

        .site-footer .footer-social {
            display: flex;
            gap: 12px;
        }

        .site-footer .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-light);
            font-size: 1rem;
            transition: all var(--transition-fast);
        }

        .site-footer .footer-social a:hover {
            background: var(--primary);
            color: #fff;
        }

        .site-footer .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 14px;
        }

        .site-footer .footer-col a {
            display: block;
            font-size: 0.9rem;
            color: var(--text-mid);
            padding: 5px 0;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-col a:hover {
            color: var(--primary-light);
        }

        .site-footer .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            padding: 20px 0;
            font-size: 0.8rem;
            color: var(--text-mid);
            align-items: center;
            justify-content: center;
            text-align: center;
        }

        .site-footer .footer-bottom a {
            color: var(--text-mid);
            transition: color var(--transition-fast);
        }

        .site-footer .footer-bottom a:hover {
            color: var(--primary-light);
        }

        /* ============ 响应式 ============ */
        @media screen and (max-width: 1024px) {
            .metrics-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .odds-type-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hot-matches-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .compare-grid {
                grid-template-columns: 1fr;
            }
            .site-footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .category-hero h1 {
                font-size: 2.4rem;
            }
            .dock-nav {
                width: 94%;
                max-width: calc(100vw - 24px);
                padding: 10px 16px;
                gap: 10px;
            }
            .dock-nav .nav-links a {
                padding: 6px 10px;
                font-size: 0.8rem;
            }
            .dock-nav .nav-logo {
                font-size: 1.1rem;
            }
        }

        @media screen and (max-width: 768px) {
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .odds-type-grid {
                grid-template-columns: 1fr 1fr;
            }
            .steps-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .hot-matches-grid {
                grid-template-columns: 1fr 1fr;
            }
            .section {
                padding: 50px 0;
            }
            .section-title {
                font-size: 1.7rem;
            }
            .category-hero {
                padding: 120px 0 50px;
                min-height: 340px;
            }
            .category-hero h1 {
                font-size: 2rem;
            }
            .category-hero .hero-desc {
                font-size: 1rem;
            }
            .category-hero .hero-stats-row {
                gap: 18px;
            }
            .category-hero .hero-stat .stat-num {
                font-size: 1.8rem;
            }
            .dock-nav {
                top: 8px;
                width: 96%;
                max-width: calc(100vw - 16px);
                padding: 8px 14px;
                gap: 6px;
                border-radius: var(--radius-lg);
            }
            .dock-nav .nav-links a {
                padding: 5px 9px;
                font-size: 0.78rem;
            }
            .dock-nav .nav-logo {
                font-size: 1rem;
            }
            .dock-nav .nav-cta .btn-dock {
                padding: 6px 14px;
                font-size: 0.8rem;
            }
            .cta-form {
                flex-direction: column;
                align-items: center;
            }
            .cta-form input[type="email"] {
                width: 100%;
                max-width: 400px;
            }
            .odds-list-table thead th,
            .odds-list-table tbody td {
                padding: 10px 8px;
                font-size: 0.8rem;
            }
            .odds-list-table .odds-value {
                font-size: 0.9rem;
            }
        }

        @media screen and (max-width: 640px) {
            .dock-nav {
                top: auto;
                bottom: 0;
                left: 0;
                transform: none;
                width: 100%;
                max-width: 100%;
                border-radius: var(--radius-lg) var(--radius-lg) 0 0;
                padding: 10px 16px;
                background: rgba(18, 18, 25, 0.94);
                border: 1px solid rgba(255, 255, 255, 0.1);
                border-bottom: none;
                gap: 8px;
                justify-content: space-between;
                z-index: 1000;
            }
            .dock-nav .nav-links {
                display: none;
            }
            .dock-nav .nav-logo {
                font-size: 1rem;
            }
            .dock-nav .nav-cta .btn-dock {
                padding: 7px 14px;
                font-size: 0.8rem;
            }
            .hamburger-btn {
                display: block;
                font-size: 1.3rem;
                padding: 4px;
                flex-shrink: 0;
            }
            .metrics-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .metric-card {
                padding: 16px 12px;
            }
            .metric-card .metric-value {
                font-size: 1.5rem;
            }
            .odds-type-grid {
                grid-template-columns: 1fr;
            }
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .hot-matches-grid {
                grid-template-columns: 1fr;
            }
            .compare-grid {
                grid-template-columns: 1fr;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                gap: 6px;
                text-align: center;
            }
            .category-hero {
                padding: 100px 0 40px;
                min-height: 300px;
            }
            .category-hero h1 {
                font-size: 1.7rem;
            }
            .category-hero .hero-desc {
                font-size: 0.9rem;
            }
            .category-hero .hero-stats-row {
                gap: 12px;
            }
            .category-hero .hero-stat .stat-num {
                font-size: 1.5rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .cta-inner h2 {
                font-size: 1.6rem;
            }
            .cta-inner p {
                font-size: 0.95rem;
            }
            .odds-list-table {
                font-size: 0.75rem;
            }
            .odds-list-table thead th,
            .odds-list-table tbody td {
                padding: 8px 6px;
                font-size: 0.72rem;
            }
            .odds-list-table .odds-value {
                font-size: 0.8rem;
            }
            .odds-list-table .btn-sm-link {
                padding: 4px 10px;
                font-size: 0.7rem;
            }
            .accordion-faq .accordion-title {
                padding: 14px 16px;
                font-size: 0.9rem;
            }
            .accordion-faq .accordion-item.is-active .accordion-content {
                padding: 14px;
            }
            body {
                padding-bottom: 70px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #F04E23;
            --primary-dark: #C73D1A;
            --primary-light: #FF7A4D;
            --primary-glow: rgba(240, 78, 35, 0.35);
            --accent: #FFB300;
            --accent-glow: rgba(255, 179, 0, 0.3);
            --bg-dark: #0a0a0f;
            --bg-deep: #0d0d14;
            --bg-card-dark: #16161d;
            --bg-card: #1c1c24;
            --bg-mid: #22222b;
            --bg-light: #f5f5f7;
            --bg-white: #ffffff;
            --text-white: #ffffff;
            --text-light: #b0b0b8;
            --text-mid: #888894;
            --text-dark: #1a1a1a;
            --text-body: #333333;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-light: #e5e5e7;
            --border-mid: #d0d0d5;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 20px;
            --radius-full: 50px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
            --shadow-glow: 0 0 40px rgba(240, 78, 35, 0.25);
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --dock-width: 960px;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            background: var(--bg-dark);
            color: var(--text-white);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: var(--primary);
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--primary-light);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        /* ============ 浮动 Dock 导航 ============ */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: var(--dock-width);
            max-width: calc(100vw - 32px);
            background: rgba(22, 22, 29, 0.85);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-xl);
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: all var(--transition-smooth);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }

        .dock-nav.scrolled {
            top: 8px;
            width: 92%;
            max-width: 1100px;
            background: rgba(18, 18, 25, 0.92);
            border-radius: var(--radius-xl);
            padding: 8px 18px;
        }

        .dock-nav .nav-logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-white);
            white-space: nowrap;
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }

        .dock-nav .nav-logo span {
            color: var(--primary);
        }

        .dock-nav .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .dock-nav .nav-links::-webkit-scrollbar {
            display: none;
        }

        .dock-nav .nav-links a {
            display: inline-block;
            padding: 7px 14px;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--text-light);
            border-radius: var(--radius-full);
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }

        .dock-nav .nav-links a:hover,
        .dock-nav .nav-links a.active {
            color: var(--text-white);
            background: rgba(240, 78, 35, 0.2);
        }

        .dock-nav .nav-links a.active {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }

        .dock-nav .nav-cta {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .dock-nav .nav-cta .btn-dock {
            display: inline-block;
            padding: 8px 18px;
            font-size: 0.875rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-full);
            border: none;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }

        .dock-nav .nav-cta .btn-dock:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-glow);
            transform: scale(1.03);
        }

        .dock-nav .nav-cta .search-icon {
            color: var(--text-light);
            font-size: 1.1rem;
            cursor: pointer;
            transition: color var(--transition-fast);
            padding: 6px;
        }

        .dock-nav .nav-cta .search-icon:hover {
            color: var(--text-white);
        }

        /* 移动端汉堡按钮 */
        .mobile-hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--text-white);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }

        .mobile-hamburger:hover {
            background: rgba(255, 255, 255, 0.08);
        }

        /* Off-canvas 侧滑菜单 */
        .off-canvas-menu {
            position: fixed;
            top: 0;
            right: -320px;
            width: 300px;
            max-width: 85vw;
            height: 100vh;
            background: var(--bg-card-dark);
            z-index: 2000;
            padding: 24px 20px;
            transition: right var(--transition-smooth);
            box-shadow: -4px 0 24px rgba(0, 0, 0, 0.5);
            overflow-y: auto;
            border-left: 1px solid var(--border-subtle);
        }

        .off-canvas-menu.open {
            right: 0;
        }

        .off-canvas-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.6);
            z-index: 1999;
            display: none;
            transition: opacity var(--transition-fast);
        }

        .off-canvas-overlay.show {
            display: block;
        }

        .off-canvas-menu .off-canvas-close {
            position: absolute;
            top: 14px;
            right: 16px;
            background: none;
            border: none;
            color: var(--text-light);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }

        .off-canvas-menu .off-canvas-close:hover {
            color: var(--text-white);
            background: rgba(255, 255, 255, 0.08);
        }

        .off-canvas-menu .off-canvas-links {
            display: flex;
            flex-direction: column;
            gap: 4px;
            margin-top: 40px;
        }

        .off-canvas-menu .off-canvas-links a {
            display: block;
            padding: 12px 16px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-light);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }

        .off-canvas-menu .off-canvas-links a:hover,
        .off-canvas-menu .off-canvas-links a.active {
            color: var(--text-white);
            background: rgba(240, 78, 35, 0.2);
        }

        .off-canvas-menu .off-canvas-links a.active {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }

        /* ============ 容器 ============ */
        .container-main {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-narrow {
            max-width: 800px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ============ Section 通用 ============ */
        .section-pad {
            padding: 80px 0;
        }

        .section-pad-sm {
            padding: 50px 0;
        }

        .section-dark {
            background: var(--bg-dark);
        }

        .section-deep {
            background: var(--bg-deep);
        }

        .section-mid {
            background: var(--bg-mid);
        }

        .section-light {
            background: var(--bg-light);
            color: var(--text-body);
        }

        .section-light .section-title {
            color: var(--text-dark);
        }

        .section-light .section-subtitle {
            color: var(--text-mid);
        }

        .section-title {
            font-size: 2.25rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 12px;
            line-height: 1.3;
            letter-spacing: 0.5px;
        }

        .section-subtitle {
            font-size: 1.1rem;
            color: var(--text-light);
            margin-bottom: 40px;
            line-height: 1.6;
            max-width: 700px;
        }

        .section-title-center {
            text-align: center;
        }

        .section-title-center .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        /* ============ 按钮系统 ============ */
        .btn-primary {
            display: inline-block;
            padding: 12px 28px;
            font-size: 1rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
            text-align: center;
            white-space: nowrap;
            box-shadow: 0 2px 8px rgba(240, 78, 35, 0.25);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            box-shadow: var(--shadow-glow);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: scale(0.97);
            box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
        }

        .btn-primary:focus {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
        }

        .btn-outline {
            display: inline-block;
            padding: 11px 26px;
            font-size: 1rem;
            font-weight: 600;
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
            text-align: center;
            white-space: nowrap;
        }

        .btn-outline:hover {
            background: rgba(240, 78, 35, 0.1);
            color: var(--primary-light);
            border-color: var(--primary-light);
        }

        .btn-outline:active {
            transform: scale(0.97);
        }

        .btn-outline:focus {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
        }

        .btn-lg {
            padding: 15px 36px;
            font-size: 1.1rem;
            border-radius: var(--radius-md);
        }

        .btn-white {
            display: inline-block;
            padding: 12px 28px;
            font-size: 1rem;
            font-weight: 600;
            background: #fff;
            color: var(--primary);
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
            text-align: center;
            white-space: nowrap;
        }

        .btn-white:hover {
            background: #f0f0f0;
            color: var(--primary-dark);
            box-shadow: var(--shadow-md);
        }

        /* ============ 卡片系统 ============ */
        .card-base {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-sm);
        }

        .card-base:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(255, 255, 255, 0.15);
        }

        .card-light {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-sm);
            color: var(--text-body);
        }

        .card-light:hover {
            transform: translateY(-4px);
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.12);
            border-color: var(--border-mid);
        }

        .card-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: rgba(240, 78, 35, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            font-size: 1.4rem;
            color: var(--primary);
            flex-shrink: 0;
        }

        .card-title {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 8px;
            line-height: 1.4;
            color: var(--text-white);
        }

        .card-light .card-title {
            color: var(--text-dark);
        }

        .card-desc {
            font-size: 0.95rem;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .card-light .card-desc {
            color: var(--text-mid);
        }

        .card-img-top {
            width: 100%;
            height: 180px;
            object-fit: cover;
            border-radius: var(--radius-md) var(--radius-md) 0 0;
            margin: -24px -24px 16px -24px;
            width: calc(100% + 48px);
        }

        /* ============ 标签 ============ */
        .tag {
            display: inline-block;
            padding: 4px 12px;
            font-size: 0.8rem;
            font-weight: 500;
            border-radius: var(--radius-full);
            background: rgba(240, 78, 35, 0.15);
            color: var(--primary);
            letter-spacing: 0.3px;
            white-space: nowrap;
        }

        .tag-accent {
            background: rgba(255, 179, 0, 0.15);
            color: var(--accent);
        }

        .tag-outline {
            background: transparent;
            border: 1px solid var(--border-mid);
            color: var(--text-mid);
        }

        /* ============ Hero 分类页 ============ */
        .hero-category {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            padding: 120px 0 60px;
            background: var(--bg-deep);
            overflow: hidden;
        }

        .hero-category::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: radial-gradient(ellipse at 30% 40%, rgba(240, 78, 35, 0.12) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 60%, rgba(255, 179, 0, 0.08) 0%, transparent 55%),
                radial-gradient(ellipse at 50% 80%, rgba(240, 78, 35, 0.06) 0%, transparent 50%);
            pointer-events: none;
            z-index: 0;
        }

        .hero-category .hero-bg-lines {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 0;
            opacity: 0.25;
        }

        .hero-category .hero-bg-lines .track-line {
            position: absolute;
            border-radius: 50%;
            border: 1px solid rgba(240, 78, 35, 0.25);
            animation: trackPulse 6s ease-in-out infinite;
        }

        .hero-category .hero-bg-lines .track-line:nth-child(1) {
            width: 500px;
            height: 200px;
            top: 10%;
            left: -8%;
            border-radius: 40% 60% 30% 70%;
            animation-delay: 0s;
        }

        .hero-category .hero-bg-lines .track-line:nth-child(2) {
            width: 400px;
            height: 160px;
            bottom: 15%;
            right: -5%;
            border-radius: 50% 40% 60% 35%;
            animation-delay: 2s;
        }

        .hero-category .hero-bg-lines .track-line:nth-child(3) {
            width: 300px;
            height: 120px;
            top: 50%;
            left: 40%;
            border-radius: 35% 55% 45% 60%;
            animation-delay: 4s;
        }

        @keyframes trackPulse {
            0%,
            100% {
                transform: scale(1);
                opacity: 0.6;
            }
            50% {
                transform: scale(1.08);
                opacity: 0.25;
            }
        }

        .hero-category .hero-content {
            position: relative;
            z-index: 1;
            width: 100%;
        }

        .hero-category .hero-inner {
            display: flex;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
        }

        .hero-category .hero-text {
            flex: 1;
            min-width: 280px;
        }

        .hero-category .hero-text h1 {
            font-size: 2.75rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 14px;
            line-height: 1.2;
            letter-spacing: 0.5px;
        }

        .hero-category .hero-text h1 span {
            color: var(--primary);
        }

        .hero-category .hero-text .hero-desc {
            font-size: 1.1rem;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 24px;
            max-width: 520px;
        }

        .hero-category .hero-visual {
            flex: 1;
            min-width: 280px;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .hero-category .hero-visual .data-preview-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-lg);
            width: 100%;
            max-width: 380px;
        }

        .hero-category .hero-visual .data-preview-card .metric-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-subtle);
        }

        .hero-category .hero-visual .data-preview-card .metric-row:last-child {
            border-bottom: none;
        }

        .hero-category .hero-visual .data-preview-card .metric-value {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.5px;
        }

        .hero-category .hero-visual .data-preview-card .metric-label {
            font-size: 0.85rem;
            color: var(--text-light);
            letter-spacing: 0.3px;
        }

        .hero-category .hero-search-wrap {
            display: flex;
            gap: 8px;
            max-width: 480px;
            margin-top: 8px;
        }

        .hero-category .hero-search-wrap input {
            flex: 1;
            height: 48px;
            padding: 0 16px;
            font-size: 0.95rem;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            color: var(--text-white);
            outline: none;
            transition: all var(--transition-fast);
        }

        .hero-category .hero-search-wrap input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(240, 78, 35, 0.15);
        }

        .hero-category .hero-search-wrap input::placeholder {
            color: var(--text-mid);
        }

        .hero-category .hero-quick-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 14px;
        }

        .hero-category .hero-quick-tags .quick-tag {
            display: inline-block;
            padding: 6px 14px;
            font-size: 0.85rem;
            font-weight: 500;
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-light);
            border-radius: var(--radius-full);
            border: 1px solid rgba(255, 255, 255, 0.1);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .hero-category .hero-quick-tags .quick-tag:hover {
            background: rgba(240, 78, 35, 0.2);
            color: var(--text-white);
            border-color: var(--primary);
        }

        /* ============ 指标条 ============ */
        .stats-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 0;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
        }

        .stats-strip .stat-item {
            flex: 1;
            min-width: 140px;
            padding: 22px 20px;
            text-align: center;
            border-right: 1px solid var(--border-subtle);
            transition: background var(--transition-fast);
        }

        .stats-strip .stat-item:last-child {
            border-right: none;
        }

        .stats-strip .stat-item:hover {
            background: rgba(240, 78, 35, 0.06);
        }

        .stats-strip .stat-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.5px;
            line-height: 1.1;
        }

        .stats-strip .stat-label {
            font-size: 0.85rem;
            color: var(--text-light);
            margin-top: 4px;
            letter-spacing: 0.3px;
        }

        /* ============ 流程步骤 ============ */
        .steps-row {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            counter-reset: step;
        }

        .step-item {
            flex: 1;
            min-width: 200px;
            position: relative;
            padding: 28px 20px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            text-align: center;
            transition: all var(--transition-smooth);
        }

        .step-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
            border-color: rgba(255, 255, 255, 0.15);
        }

        .step-item .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 14px;
        }

        .step-item .step-title {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-white);
            margin-bottom: 6px;
        }

        .step-item .step-desc {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.6;
        }

        /* ============ 对比表 ============ */
        .compare-table-wrap {
            overflow-x: auto;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-subtle);
        }

        .compare-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 600px;
        }

        .compare-table thead th {
            background: var(--bg-card);
            color: var(--text-white);
            padding: 14px 18px;
            font-weight: 600;
            font-size: 0.95rem;
            text-align: left;
            border-bottom: 2px solid var(--border-subtle);
            letter-spacing: 0.3px;
        }

        .compare-table thead th.highlight-col {
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm) var(--radius-sm) 0 0;
        }

        .compare-table tbody td {
            padding: 13px 18px;
            font-size: 0.9rem;
            color: var(--text-light);
            border-bottom: 1px solid var(--border-subtle);
            line-height: 1.5;
        }

        .compare-table tbody tr:nth-child(even) td {
            background: rgba(255, 255, 255, 0.02);
        }

        .compare-table tbody tr:hover td {
            background: rgba(240, 78, 35, 0.04);
        }

        .compare-table .check-icon {
            color: #00C853;
            font-weight: 700;
        }

        .compare-table .cross-icon {
            color: #ff5252;
            font-weight: 700;
        }

        /* ============ FAQ Accordion ============ */
        .faq-accordion {
            border-radius: var(--radius-md);
            overflow: hidden;
        }

        .faq-item {
            border-bottom: 1px solid var(--border-subtle);
        }

        .faq-item:last-child {
            border-bottom: none;
        }

        .faq-question {
            width: 100%;
            padding: 16px 20px;
            background: var(--bg-card);
            border: none;
            color: var(--text-white);
            font-size: 1rem;
            font-weight: 600;
            text-align: left;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
            border-radius: 0;
        }

        .faq-question:hover {
            background: rgba(240, 78, 35, 0.08);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(240, 78, 35, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            transition: transform var(--transition-fast);
            color: var(--primary);
        }

        .faq-question.active .faq-icon {
            transform: rotate(45deg);
            background: var(--primary);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
            background: var(--bg-deep);
            padding: 0 20px;
        }

        .faq-answer.open {
            max-height: 300px;
            padding: 16px 20px;
        }

        .faq-answer p {
            font-size: 0.95rem;
            color: var(--text-light);
            line-height: 1.8;
            margin: 0;
        }

        /* 亮色背景FAQ */
        .section-light .faq-question {
            background: #f0f0f3;
            color: var(--text-dark);
        }

        .section-light .faq-question:hover {
            background: #e8e8ec;
        }

        .section-light .faq-answer {
            background: #fff;
        }

        .section-light .faq-answer p {
            color: var(--text-body);
        }

        .section-light .faq-item {
            border-bottom-color: var(--border-light);
        }

        /* ============ CTA 区块 ============ */
        .cta-section {
            background: linear-gradient(135deg, var(--bg-card-dark) 0%, #1a0f0a 40%, var(--bg-deep) 100%);
            position: relative;
            overflow: hidden;
            text-align: center;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(ellipse at center, rgba(240, 78, 35, 0.1) 0%, transparent 55%);
            pointer-events: none;
            animation: ctaGlow 8s ease-in-out infinite;
        }

        @keyframes ctaGlow {
            0%,
            100% {
                transform: translate(0, 0);
            }
            50% {
                transform: translate(2%, -1%);
            }
        }

        .cta-section .cta-content {
            position: relative;
            z-index: 1;
        }

        .cta-section .cta-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }

        .cta-section .cta-subtitle {
            font-size: 1.05rem;
            color: var(--text-light);
            margin-bottom: 28px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }

        .cta-section .cta-form {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto 20px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-section .cta-form input {
            flex: 1;
            min-width: 200px;
            height: 48px;
            padding: 0 16px;
            font-size: 0.95rem;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            color: var(--text-white);
            outline: none;
            transition: all var(--transition-fast);
        }

        .cta-section .cta-form input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(240, 78, 35, 0.2);
        }

        .cta-section .cta-form input::placeholder {
            color: var(--text-mid);
        }

        .cta-section .cta-note {
            font-size: 0.82rem;
            color: var(--text-mid);
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: #1a1a1e;
            padding: 50px 0 0;
            color: var(--text-light);
            font-size: 0.9rem;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 36px;
        }

        .site-footer .footer-col h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-white);
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

        .site-footer .footer-col a {
            display: block;
            color: var(--text-light);
            font-size: 0.88rem;
            padding: 4px 0;
            transition: color var(--transition-fast);
            line-height: 1.6;
        }

        .site-footer .footer-col a:hover {
            color: var(--primary);
        }

        .site-footer .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }

        .site-footer .footer-logo span {
            color: var(--primary);
        }

        .site-footer .footer-col p {
            font-size: 0.85rem;
            color: var(--text-mid);
            line-height: 1.6;
            margin-bottom: 12px;
        }

        .site-footer .footer-social {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .site-footer .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-light);
            font-size: 1rem;
            transition: all var(--transition-fast);
        }

        .site-footer .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 16px 0;
            display: flex;
            flex-wrap: wrap;
            gap: 10px 20px;
            font-size: 0.78rem;
            color: var(--text-mid);
            justify-content: center;
            align-items: center;
            text-align: center;
        }

        .site-footer .footer-bottom a {
            color: var(--text-mid);
            transition: color var(--transition-fast);
        }

        .site-footer .footer-bottom a:hover {
            color: var(--primary);
        }

        /* ============ 响应式 ============ */
        @media (max-width: 1024px) {
            .dock-nav {
                width: 94%;
                max-width: 94vw;
                padding: 8px 14px;
                gap: 10px;
                border-radius: var(--radius-lg);
            }
            .dock-nav .nav-links a {
                padding: 6px 10px;
                font-size: 0.8rem;
            }
            .dock-nav .nav-logo {
                font-size: 1.1rem;
            }
            .dock-nav .nav-cta .btn-dock {
                padding: 6px 14px;
                font-size: 0.8rem;
            }
            .hero-category .hero-text h1 {
                font-size: 2.2rem;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .stats-strip .stat-item {
                min-width: 120px;
                padding: 16px 14px;
            }
            .stats-strip .stat-number {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 768px) {
            .dock-nav {
                top: auto;
                bottom: 0;
                left: 0;
                transform: none;
                width: 100%;
                max-width: 100%;
                border-radius: var(--radius-lg) var(--radius-lg) 0 0;
                padding: 10px 16px;
                background: rgba(18, 18, 25, 0.94);
                border: 1px solid rgba(255, 255, 255, 0.08);
                border-bottom: none;
                gap: 8px;
                box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.5);
            }
            .dock-nav.scrolled {
                top: auto;
                bottom: 0;
                width: 100%;
                max-width: 100%;
                border-radius: var(--radius-lg) var(--radius-lg) 0 0;
                padding: 10px 16px;
            }
            .dock-nav .nav-links {
                display: none;
            }
            .dock-nav .nav-logo {
                font-size: 1rem;
            }
            .dock-nav .nav-cta .btn-dock {
                padding: 7px 14px;
                font-size: 0.78rem;
            }
            .mobile-hamburger {
                display: inline-block;
            }
            .hero-category {
                min-height: 340px;
                padding: 100px 0 40px;
            }
            .hero-category .hero-inner {
                flex-direction: column;
                gap: 24px;
            }
            .hero-category .hero-text h1 {
                font-size: 1.8rem;
            }
            .hero-category .hero-text .hero-desc {
                font-size: 0.95rem;
            }
            .hero-category .hero-visual .data-preview-card {
                max-width: 100%;
            }
            .section-pad {
                padding: 50px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .section-subtitle {
                font-size: 0.95rem;
                margin-bottom: 28px;
            }
            .steps-row {
                flex-direction: column;
            }
            .step-item {
                min-width: 100%;
            }
            .stats-strip {
                flex-wrap: wrap;
            }
            .stats-strip .stat-item {
                flex: 1 1 45%;
                min-width: 120px;
                border-right: 1px solid var(--border-subtle);
                border-bottom: 1px solid var(--border-subtle);
            }
            .stats-strip .stat-item:nth-child(even) {
                border-right: none;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
                text-align: center;
            }
            .site-footer .footer-social {
                justify-content: center;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                gap: 6px;
                font-size: 0.75rem;
            }
            .cta-section .cta-form {
                flex-direction: column;
                align-items: center;
            }
            .cta-section .cta-form input {
                width: 100%;
                max-width: 360px;
            }
            .compare-table-wrap {
                font-size: 0.8rem;
            }
            .compare-table thead th,
            .compare-table tbody td {
                padding: 10px 12px;
            }
        }

        @media (max-width: 520px) {
            .dock-nav {
                padding: 8px 12px;
                gap: 6px;
            }
            .dock-nav .nav-logo {
                font-size: 0.9rem;
                letter-spacing: 0;
            }
            .dock-nav .nav-cta .btn-dock {
                padding: 6px 12px;
                font-size: 0.75rem;
            }
            .hero-category .hero-text h1 {
                font-size: 1.5rem;
            }
            .hero-category .hero-search-wrap {
                flex-direction: column;
            }
            .hero-category .hero-search-wrap input {
                width: 100%;
            }
            .hero-category .hero-quick-tags .quick-tag {
                font-size: 0.75rem;
                padding: 5px 10px;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .card-base,
            .card-light {
                padding: 16px;
            }
            .stats-strip .stat-item {
                flex: 1 1 100%;
                border-right: none;
                border-bottom: 1px solid var(--border-subtle);
            }
            .stats-strip .stat-item:last-child {
                border-bottom: none;
            }
            .btn-primary,
            .btn-outline,
            .btn-white {
                padding: 10px 20px;
                font-size: 0.9rem;
            }
            .btn-lg {
                padding: 12px 24px;
                font-size: 0.95rem;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #F04E23;
            --primary-dark: #C73D1A;
            --primary-light: #FF7A4D;
            --primary-glow: rgba(240, 78, 35, 0.35);
            --accent: #FFB300;
            --accent-glow: rgba(255, 179, 0, 0.3);
            --bg-dark: #0a0a0f;
            --bg-deep: #0d0d14;
            --bg-card-dark: #16161d;
            --bg-card: #1c1c24;
            --bg-mid: #22222b;
            --bg-light: #f5f5f7;
            --bg-white: #ffffff;
            --text-white: #ffffff;
            --text-light: #b0b0b8;
            --text-mid: #888894;
            --text-dark: #1a1a1a;
            --text-body: #333333;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-light: #e5e5e7;
            --border-mid: #d0d0d5;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 20px;
            --radius-full: 50px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
            --shadow-glow: 0 0 40px rgba(240, 78, 35, 0.25);
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --dock-width: 960px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            background: var(--bg-dark);
            color: var(--text-white);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: var(--primary);
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--primary-light);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container-main {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ============ 浮动 Dock 导航 ============ */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: var(--dock-width);
            max-width: calc(100vw - 32px);
            background: rgba(22, 22, 29, 0.85);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-xl);
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: all var(--transition-smooth);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }

        .dock-nav.scrolled {
            top: 8px;
            width: 92%;
            max-width: 1100px;
            background: rgba(18, 18, 25, 0.92);
            border-radius: var(--radius-xl);
            padding: 8px 18px;
        }

        .dock-nav .nav-logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-white);
            white-space: nowrap;
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }

        .dock-nav .nav-logo span {
            color: var(--primary);
        }

        .dock-nav .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .dock-nav .nav-links::-webkit-scrollbar {
            display: none;
        }

        .dock-nav .nav-links a {
            display: inline-block;
            padding: 7px 14px;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--text-light);
            border-radius: var(--radius-full);
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }

        .dock-nav .nav-links a:hover,
        .dock-nav .nav-links a.active {
            color: var(--text-white);
            background: rgba(240, 78, 35, 0.2);
        }

        .dock-nav .nav-links a.active {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }

        .dock-nav .nav-cta {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .dock-nav .nav-cta .btn-dock {
            display: inline-block;
            padding: 8px 18px;
            font-size: 0.875rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-full);
            border: none;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }

        .dock-nav .nav-cta .btn-dock:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-glow);
            transform: scale(1.03);
        }

        .dock-nav .nav-search-icon {
            color: var(--text-light);
            font-size: 1rem;
            cursor: pointer;
            transition: color var(--transition-fast);
            padding: 6px;
        }

        .dock-nav .nav-search-icon:hover {
            color: var(--primary-light);
        }

        /* 移动端汉堡菜单 */
        .hamburger-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-white);
            font-size: 1.4rem;
            cursor: pointer;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }

        .hamburger-toggle:hover {
            background: rgba(255, 255, 255, 0.08);
        }

        /* ============ Hero ============ */
        .page-hero {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            background: var(--bg-deep);
            overflow: hidden;
            padding: 120px 20px 80px;
            margin-top: 0;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(240, 78, 35, 0.15) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 30%, rgba(255, 179, 0, 0.1) 0%, transparent 55%),
                radial-gradient(ellipse at 50% 80%, rgba(240, 78, 35, 0.08) 0%, transparent 50%);
            pointer-events: none;
            z-index: 0;
        }

        .page-hero .hero-bg-track {
            position: absolute;
            inset: 0;
            z-index: 0;
            pointer-events: none;
            opacity: 0.25;
        }

        .page-hero .hero-bg-track .track-line {
            position: absolute;
            width: 2px;
            height: 60%;
            background: linear-gradient(to bottom, transparent, rgba(240, 78, 35, 0.5), transparent);
            animation: trackPulse 3s ease-in-out infinite;
        }

        .page-hero .hero-bg-track .track-line:nth-child(1) {
            left: 15%;
            top: 10%;
            animation-delay: 0s;
        }

        .page-hero .hero-bg-track .track-line:nth-child(2) {
            left: 35%;
            top: 20%;
            animation-delay: 0.8s;
            height: 40%;
        }

        .page-hero .hero-bg-track .track-line:nth-child(3) {
            left: 55%;
            top: 5%;
            animation-delay: 1.6s;
            height: 55%;
        }

        .page-hero .hero-bg-track .track-line:nth-child(4) {
            left: 75%;
            top: 15%;
            animation-delay: 2.2s;
            height: 45%;
        }

        .page-hero .hero-bg-track .track-line:nth-child(5) {
            left: 88%;
            top: 8%;
            animation-delay: 1.2s;
            height: 50%;
        }

        @keyframes trackPulse {
            0%,
            100% {
                opacity: 0.3;
                transform: scaleY(1);
            }
            50% {
                opacity: 0.7;
                transform: scaleY(1.15);
            }
        }

        .page-hero .hero-content {
            position: relative;
            z-index: 1;
            max-width: 700px;
        }

        .page-hero .hero-content .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(240, 78, 35, 0.2);
            color: var(--primary-light);
            border-radius: var(--radius-full);
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
            border: 1px solid rgba(240, 78, 35, 0.3);
        }

        .page-hero .hero-content h1 {
            font-size: 3rem;
            font-weight: 700;
            color: var(--text-white);
            line-height: 1.2;
            margin: 0 0 16px;
            letter-spacing: 0.5px;
        }

        .page-hero .hero-content h1 span {
            color: var(--primary);
        }

        .page-hero .hero-content .hero-desc {
            font-size: 1.1rem;
            color: var(--text-light);
            line-height: 1.7;
            margin: 0 0 28px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }

        .page-hero .hero-content .hero-cta-row {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-block;
            padding: 13px 30px;
            font-size: 1rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-full);
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.4px;
            text-align: center;
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-glow);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-outline {
            display: inline-block;
            padding: 13px 30px;
            font-size: 1rem;
            font-weight: 600;
            background: transparent;
            color: var(--text-white);
            border-radius: var(--radius-full);
            border: 2px solid rgba(255, 255, 255, 0.35);
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.4px;
            text-align: center;
        }

        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary-light);
            background: rgba(240, 78, 35, 0.08);
        }

        /* ============ Section 通用 ============ */
        .section {
            padding: 80px 0;
        }

        .section-dark {
            background: var(--bg-deep);
        }

        .section-mid {
            background: var(--bg-card-dark);
        }

        .section-light {
            background: var(--bg-light);
            color: var(--text-body);
        }

        .section-light .section-title {
            color: var(--text-dark);
        }

        .section-light .section-subtitle {
            color: var(--text-mid);
        }

        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-title {
            font-size: 2.25rem;
            font-weight: 700;
            color: var(--text-white);
            margin: 0 0 12px;
            line-height: 1.3;
            letter-spacing: 0.5px;
        }

        .section-title span {
            color: var(--primary);
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-light);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }

        /* ============ 社区功能卡片 ============ */
        .community-features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: var(--primary);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition-smooth);
        }

        .feature-card:hover {
            border-color: rgba(240, 78, 35, 0.4);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .feature-card:hover::before {
            transform: scaleX(1);
        }

        .feature-card .feature-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: rgba(240, 78, 35, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            font-size: 1.3rem;
            color: var(--primary-light);
        }

        .feature-card h3 {
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--text-white);
            margin: 0 0 10px;
            line-height: 1.4;
        }

        .feature-card p {
            font-size: 0.95rem;
            color: var(--text-light);
            line-height: 1.6;
            margin: 0;
        }

        /* ============ 热门话题列表 ============ */
        .topic-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-subtle);
        }

        .topic-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 18px 20px;
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-subtle);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .topic-item:last-child {
            border-bottom: none;
        }

        .topic-item:hover {
            background: var(--bg-mid);
        }

        .topic-item .topic-rank {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(240, 78, 35, 0.2);
            color: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .topic-item:nth-child(1) .topic-rank {
            background: var(--primary);
            color: #fff;
        }
        .topic-item:nth-child(2) .topic-rank {
            background: rgba(240, 78, 35, 0.5);
            color: #fff;
        }
        .topic-item:nth-child(3) .topic-rank {
            background: rgba(240, 78, 35, 0.35);
            color: var(--primary-light);
        }

        .topic-item .topic-info {
            flex: 1;
            min-width: 0;
        }

        .topic-item .topic-info .topic-title {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-white);
            margin: 0 0 4px;
            line-height: 1.4;
        }

        .topic-item .topic-info .topic-meta {
            font-size: 0.8rem;
            color: var(--text-mid);
        }

        .topic-item .topic-stats {
            text-align: right;
            flex-shrink: 0;
        }

        .topic-item .topic-stats .stat-count {
            font-size: 1rem;
            font-weight: 700;
            color: var(--primary-light);
        }

        .topic-item .topic-stats .stat-label {
            font-size: 0.75rem;
            color: var(--text-mid);
        }

        /* ============ 社区数据指标 ============ */
        .stats-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            transition: all var(--transition-fast);
        }

        .stat-card:hover {
            border-color: rgba(240, 78, 35, 0.4);
            background: var(--bg-mid);
        }

        .stat-card .stat-number {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
            margin-bottom: 8px;
            letter-spacing: -0.5px;
        }

        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.4;
        }

        /* ============ 社区活动卡片 ============ */
        .events-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .event-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }

        .event-card:hover {
            border-color: rgba(240, 78, 35, 0.4);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .event-card .event-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            background: var(--bg-mid);
        }

        .event-card .event-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .event-card .event-body .event-tag {
            display: inline-block;
            padding: 4px 10px;
            background: rgba(240, 78, 35, 0.2);
            color: var(--primary-light);
            border-radius: var(--radius-sm);
            font-size: 0.75rem;
            font-weight: 600;
            margin-bottom: 10px;
            align-self: flex-start;
        }

        .event-card .event-body h3 {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text-white);
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .event-card .event-body p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.6;
            margin: 0 0 14px;
            flex: 1;
        }

        .event-card .event-body .event-meta {
            font-size: 0.8rem;
            color: var(--text-mid);
            display: flex;
            gap: 16px;
        }

        .event-card .event-body .event-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        /* ============ 社区规则区块 ============ */
        .rules-block {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .rule-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            transition: all var(--transition-fast);
        }

        .rule-card:hover {
            border-color: rgba(255, 179, 0, 0.4);
            background: var(--bg-mid);
        }

        .rule-card .rule-icon {
            font-size: 2rem;
            color: var(--accent);
            margin-bottom: 12px;
        }

        .rule-card h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-white);
            margin: 0 0 8px;
        }

        .rule-card p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.5;
            margin: 0;
        }

        /* ============ FAQ ============ */
        .faq-block {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            overflow: hidden;
            background: var(--bg-card);
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            border-color: rgba(240, 78, 35, 0.3);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-white);
            background: var(--bg-card);
            transition: background var(--transition-fast);
            user-select: none;
            gap: 12px;
            border: none;
            width: 100%;
            text-align: left;
            font-family: inherit;
        }

        .faq-question:hover {
            background: var(--bg-mid);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            font-size: 0.9rem;
            color: var(--primary-light);
            transition: transform var(--transition-fast);
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
            padding: 0 20px;
            background: var(--bg-card-dark);
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 16px 20px;
        }

        .faq-answer p {
            margin: 0;
            font-size: 0.95rem;
            color: var(--text-light);
            line-height: 1.7;
        }

        /* ============ CTA Section ============ */
        .cta-section {
            background: linear-gradient(135deg, var(--bg-deep) 0%, #1a1018 50%, var(--bg-card-dark) 100%);
            position: relative;
            overflow: hidden;
            padding: 80px 0;
            text-align: center;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 50% 50%, rgba(240, 78, 35, 0.2) 0%, transparent 60%);
            pointer-events: none;
            z-index: 0;
        }

        .cta-section .cta-inner {
            position: relative;
            z-index: 1;
            max-width: 600px;
            margin: 0 auto;
        }

        .cta-section .cta-inner h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-white);
            margin: 0 0 12px;
            line-height: 1.3;
        }

        .cta-section .cta-inner p {
            font-size: 1.05rem;
            color: var(--text-light);
            margin: 0 0 28px;
            line-height: 1.6;
        }

        .cta-section .cta-inner .cta-form {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-section .cta-inner .cta-form input {
            flex: 1;
            min-width: 220px;
            height: 48px;
            padding: 0 16px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-white);
            font-size: 0.95rem;
            outline: none;
            transition: all var(--transition-fast);
        }

        .cta-section .cta-inner .cta-form input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(240, 78, 35, 0.2);
        }

        .cta-section .cta-inner .cta-form input::placeholder {
            color: var(--text-mid);
        }

        .cta-section .cta-inner .cta-form .btn-submit {
            height: 48px;
            padding: 0 28px;
            font-size: 1rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .cta-section .cta-inner .cta-form .btn-submit:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-glow);
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: #111118;
            padding: 60px 0 0;
            border-top: 1px solid var(--border-subtle);
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
        }

        .site-footer .footer-col .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .site-footer .footer-col .footer-logo span {
            color: var(--primary);
        }

        .site-footer .footer-col p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.6;
            margin: 0 0 16px;
        }

        .site-footer .footer-col .footer-social {
            display: flex;
            gap: 12px;
        }

        .site-footer .footer-col .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-light);
            font-size: 1rem;
            transition: all var(--transition-fast);
        }

        .site-footer .footer-col .footer-social a:hover {
            background: var(--primary);
            color: #fff;
        }

        .site-footer .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-white);
            margin: 0 0 14px;
            letter-spacing: 0.3px;
        }

        .site-footer .footer-col a {
            display: block;
            font-size: 0.88rem;
            color: var(--text-light);
            padding: 4px 0;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-col a:hover {
            color: var(--primary-light);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding: 20px 0;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--text-mid);
            justify-content: center;
            align-items: center;
        }

        .site-footer .footer-bottom a {
            color: var(--text-mid);
            transition: color var(--transition-fast);
        }

        .site-footer .footer-bottom a:hover {
            color: var(--primary-light);
        }

        .site-footer .footer-bottom span {
            white-space: nowrap;
        }

        /* ============ 响应式 ============ */
        @media (max-width: 1024px) {
            .community-features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-strip {
                grid-template-columns: repeat(2, 1fr);
            }
            .events-grid {
                grid-template-columns: 1fr;
            }
            .rules-block {
                grid-template-columns: repeat(2, 1fr);
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .page-hero .hero-content h1 {
                font-size: 2.4rem;
            }
            .dock-nav {
                width: 94%;
                max-width: 94vw;
                padding: 10px 14px;
                gap: 10px;
            }
            .dock-nav .nav-links a {
                padding: 6px 10px;
                font-size: 0.8rem;
            }
        }

        @media (max-width: 768px) {
            .community-features-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .stats-strip {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .rules-block {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .topic-item {
                flex-wrap: wrap;
                gap: 8px;
                padding: 14px 16px;
            }
            .topic-item .topic-stats {
                text-align: left;
                width: 100%;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .page-hero {
                min-height: 340px;
                padding: 100px 16px 60px;
            }
            .page-hero .hero-content h1 {
                font-size: 2rem;
            }
            .page-hero .hero-content .hero-desc {
                font-size: 0.95rem;
            }
            .section {
                padding: 50px 0;
            }
            .section-title {
                font-size: 1.7rem;
            }
            .dock-nav {
                top: auto;
                bottom: 0;
                left: 0;
                transform: none;
                width: 100%;
                max-width: 100%;
                border-radius: var(--radius-xl) var(--radius-xl) 0 0;
                padding: 10px 16px;
                background: rgba(18, 18, 25, 0.94);
                border: 1px solid rgba(255, 255, 255, 0.1);
                border-bottom: none;
                gap: 8px;
                box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.5);
            }
            .dock-nav.scrolled {
                top: auto;
                bottom: 0;
                width: 100%;
                max-width: 100%;
                border-radius: var(--radius-xl) var(--radius-xl) 0 0;
            }
            .dock-nav .nav-logo {
                font-size: 1rem;
            }
            .dock-nav .nav-links {
                display: none;
                position: fixed;
                bottom: 62px;
                left: 0;
                width: 100%;
                background: rgba(18, 18, 25, 0.96);
                flex-direction: column;
                padding: 16px;
                gap: 4px;
                border-top: 1px solid rgba(255, 255, 255, 0.1);
                border-radius: var(--radius-lg) var(--radius-lg) 0 0;
                z-index: 999;
            }
            .dock-nav .nav-links.show {
                display: flex;
            }
            .dock-nav .nav-links a {
                display: block;
                padding: 10px 16px;
                text-align: center;
                font-size: 0.9rem;
                border-radius: var(--radius-md);
            }
            .hamburger-toggle {
                display: block;
            }
            .dock-nav .nav-cta .btn-dock {
                padding: 7px 14px;
                font-size: 0.8rem;
            }
            .cta-section .cta-inner .cta-form {
                flex-direction: column;
                align-items: stretch;
            }
            .cta-section .cta-inner .cta-form input {
                min-width: auto;
            }
            .cta-section .cta-inner .cta-form .btn-submit {
                width: 100%;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
        }

        @media (max-width: 520px) {
            .page-hero .hero-content h1 {
                font-size: 1.6rem;
            }
            .page-hero .hero-content .hero-desc {
                font-size: 0.88rem;
            }
            .stats-strip {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card .stat-number {
                font-size: 1.8rem;
            }
            .section-title {
                font-size: 1.45rem;
            }
            .btn-primary,
            .btn-outline {
                padding: 11px 22px;
                font-size: 0.9rem;
            }
            .feature-card {
                padding: 20px 16px;
            }
            .event-card .event-img {
                height: 140px;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #F04E23;
            --primary-dark: #C73D1A;
            --primary-light: #FF7A4D;
            --primary-glow: rgba(240, 78, 35, 0.35);
            --accent: #FFB300;
            --accent-glow: rgba(255, 179, 0, 0.3);
            --bg-dark: #0a0a0f;
            --bg-deep: #0d0d14;
            --bg-card-dark: #16161d;
            --bg-card: #1c1c24;
            --bg-mid: #22222b;
            --bg-light: #f5f5f7;
            --bg-white: #ffffff;
            --text-white: #ffffff;
            --text-light: #b0b0b8;
            --text-mid: #888894;
            --text-dark: #1a1a1a;
            --text-body: #333333;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-light: #e5e5e7;
            --border-mid: #d0d0d5;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 20px;
            --radius-full: 50px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
            --shadow-glow: 0 0 40px rgba(240, 78, 35, 0.25);
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --dock-width: 960px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            background: var(--bg-dark);
            color: var(--text-white);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            min-height: 100vh;
            padding-top: 90px;
        }

        a {
            text-decoration: none;
            color: var(--primary);
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--primary-light);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container-main {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ============ 浮动 Dock 导航 ============ */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: var(--dock-width);
            max-width: calc(100vw - 32px);
            background: rgba(22, 22, 29, 0.85);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-xl);
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: all var(--transition-smooth);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }

        .dock-nav.scrolled {
            top: 8px;
            width: 92%;
            max-width: 1100px;
            background: rgba(18, 18, 25, 0.92);
            border-radius: var(--radius-xl);
            padding: 8px 18px;
        }

        .dock-nav .nav-logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-white);
            white-space: nowrap;
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }

        .dock-nav .nav-logo span {
            color: var(--primary);
        }

        .dock-nav .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .dock-nav .nav-links::-webkit-scrollbar {
            display: none;
        }

        .dock-nav .nav-links a {
            display: inline-block;
            padding: 7px 14px;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--text-light);
            border-radius: var(--radius-full);
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }

        .dock-nav .nav-links a:hover,
        .dock-nav .nav-links a.active {
            color: var(--text-white);
            background: rgba(240, 78, 35, 0.2);
        }

        .dock-nav .nav-links a.active {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }

        .dock-nav .nav-cta {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .dock-nav .nav-cta .btn-dock {
            display: inline-block;
            padding: 8px 18px;
            font-size: 0.875rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-full);
            border: none;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }

        .dock-nav .nav-cta .btn-dock:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-glow);
            transform: scale(1.03);
        }

        .dock-nav .nav-cta .icon-search {
            font-size: 1.1rem;
            color: var(--text-light);
            cursor: pointer;
            transition: color var(--transition-fast);
            padding: 6px;
        }

        .dock-nav .nav-cta .icon-search:hover {
            color: var(--primary);
        }

        /* 移动端汉堡按钮 */
        .hamburger-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-white);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 6px 10px;
            flex-shrink: 0;
        }

        /* ============ Hero Section ============ */
        .hero-category {
            position: relative;
            background: var(--bg-deep);
            min-height: 420px;
            display: flex;
            align-items: center;
            overflow: hidden;
            padding: 60px 0;
            border-bottom: 1px solid var(--border-subtle);
        }

        .hero-category::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 700px;
            height: 700px;
            background: radial-gradient(circle, rgba(240, 78, 35, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
            animation: heroPulse 8s ease-in-out infinite;
        }

        .hero-category::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255, 179, 0, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
            animation: heroPulse 10s ease-in-out infinite reverse;
        }

        @keyframes heroPulse {
            0%,
            100% {
                transform: scale(1);
                opacity: 0.7;
            }
            50% {
                transform: scale(1.15);
                opacity: 1;
            }
        }

        .hero-category .hero-inner {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 48px;
            flex-wrap: wrap;
        }

        .hero-category .hero-text {
            flex: 1 1 480px;
            min-width: 0;
        }

        .hero-category .hero-text .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            font-size: 0.8rem;
            font-weight: 600;
            background: rgba(240, 78, 35, 0.18);
            color: var(--primary-light);
            border-radius: var(--radius-full);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .hero-category .hero-text h1 {
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--text-white);
            line-height: 1.2;
            margin: 0 0 16px 0;
            letter-spacing: 0.5px;
        }

        .hero-category .hero-text h1 span {
            color: var(--primary);
        }

        .hero-category .hero-text .hero-desc {
            font-size: 1.1rem;
            color: var(--text-light);
            line-height: 1.7;
            margin: 0 0 28px 0;
            max-width: 520px;
        }

        .hero-category .hero-form-mini {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            max-width: 480px;
        }

        .hero-category .hero-form-mini input {
            flex: 1 1 240px;
            min-width: 180px;
            height: 48px;
            padding: 0 16px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-white);
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            outline: none;
        }

        .hero-category .hero-form-mini input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(240, 78, 35, 0.2);
            background: rgba(255, 255, 255, 0.1);
        }

        .hero-category .hero-form-mini input::placeholder {
            color: var(--text-mid);
        }

        .hero-category .hero-form-mini .btn-submit {
            height: 48px;
            padding: 0 28px;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }

        .hero-category .hero-form-mini .btn-submit:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-glow);
            transform: translateY(-1px);
        }

        .hero-category .hero-visual {
            flex: 0 0 320px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            box-shadow: var(--shadow-lg);
        }

        .hero-category .hero-visual img {
            width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
            aspect-ratio: 4/3;
        }

        /* ============ Section 通用 ============ */
        .section-block {
            padding: 64px 0;
        }

        .section-block.bg-alt {
            background: var(--bg-deep);
        }

        .section-block.bg-light-alt {
            background: var(--bg-light);
            color: var(--text-dark);
        }

        .section-block .section-title {
            font-size: 2rem;
            font-weight: 700;
            margin: 0 0 12px 0;
            letter-spacing: 0.4px;
            line-height: 1.3;
        }

        .section-block .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-light);
            margin: 0 0 40px 0;
            max-width: 600px;
            line-height: 1.6;
        }

        .section-block.bg-light-alt .section-subtitle {
            color: var(--text-mid);
        }

        .section-block.bg-light-alt .section-title {
            color: var(--text-dark);
        }

        /* ============ 特色卡片网格 ============ */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }

        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(255, 255, 255, 0.18);
        }

        .feature-card:hover::before {
            opacity: 1;
        }

        .feature-card .fc-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: rgba(240, 78, 35, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            font-size: 1.4rem;
            color: var(--primary-light);
        }

        .feature-card h3 {
            font-size: 1.2rem;
            font-weight: 600;
            margin: 0 0 8px 0;
            color: var(--text-white);
            letter-spacing: 0.3px;
        }

        .feature-card p {
            font-size: 0.95rem;
            color: var(--text-light);
            margin: 0;
            line-height: 1.6;
        }

        /* ============ 社区话题卡片 ============ */
        .topics-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .topic-card {
            display: flex;
            gap: 16px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 20px;
            transition: all var(--transition-smooth);
            align-items: flex-start;
        }

        .topic-card:hover {
            border-color: rgba(255, 255, 255, 0.2);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .topic-card .topic-img {
            flex: 0 0 100px;
            height: 75px;
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--bg-mid);
        }

        .topic-card .topic-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .topic-card .topic-info {
            flex: 1;
            min-width: 0;
        }

        .topic-card .topic-info .topic-tag {
            display: inline-block;
            padding: 3px 10px;
            font-size: 0.75rem;
            font-weight: 600;
            background: rgba(240, 78, 35, 0.2);
            color: var(--primary-light);
            border-radius: var(--radius-full);
            margin-bottom: 6px;
        }

        .topic-card .topic-info h4 {
            font-size: 1rem;
            font-weight: 600;
            margin: 0 0 6px 0;
            color: var(--text-white);
            line-height: 1.4;
        }

        .topic-card .topic-info .topic-meta {
            font-size: 0.8rem;
            color: var(--text-mid);
        }

        .topic-card .topic-info .topic-meta span {
            margin-right: 12px;
        }

        /* ============ 社区数据看板 ============ */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .stat-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            transition: all var(--transition-smooth);
        }

        .stat-card:hover {
            background: var(--bg-card-dark);
            border-color: rgba(255, 255, 255, 0.15);
            transform: translateY(-2px);
        }

        .stat-card .stat-num {
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
            margin-bottom: 6px;
            letter-spacing: -0.5px;
        }

        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--text-light);
            font-weight: 500;
        }

        /* ============ 流程步骤 ============ */
        .steps-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .steps-row::before {
            content: '';
            position: absolute;
            top: 32px;
            left: 12%;
            width: 76%;
            height: 2px;
            background: linear-gradient(90deg, var(--primary), var(--accent), var(--primary));
            opacity: 0.4;
            z-index: 0;
        }

        .step-item {
            position: relative;
            z-index: 1;
            text-align: center;
            padding: 0 12px;
        }

        .step-item .step-circle {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--bg-card);
            border: 2px solid var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--primary);
            transition: all var(--transition-smooth);
        }

        .step-item:hover .step-circle {
            background: var(--primary);
            color: #fff;
            box-shadow: var(--shadow-glow);
            transform: scale(1.08);
        }

        .step-item h4 {
            font-size: 1rem;
            font-weight: 600;
            margin: 0 0 6px 0;
            color: var(--text-white);
        }

        .step-item p {
            font-size: 0.85rem;
            color: var(--text-light);
            margin: 0;
            line-height: 1.5;
        }

        /* ============ FAQ Accordion 重写 ============ */
        .accordion-faq .accordion-item {
            margin-bottom: 10px;
            border: none;
            border-radius: var(--radius-md);
            overflow: hidden;
            background: transparent;
        }

        .accordion-faq .accordion-title {
            background: #1e1e27;
            padding: 16px 20px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-white);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            cursor: pointer;
            position: relative;
            transition: all var(--transition-fast);
            display: flex;
            align-items: center;
            justify-content: space-between;
            line-height: 1.4;
        }

        .accordion-faq .accordion-title:hover {
            background: #24242f;
            border-color: rgba(255, 255, 255, 0.18);
        }

        .accordion-faq .accordion-title::after {
            content: '+';
            font-size: 1.4rem;
            font-weight: 400;
            color: var(--primary);
            transition: transform var(--transition-smooth);
            flex-shrink: 0;
            margin-left: 12px;
        }

        .accordion-faq .accordion-item.is-active .accordion-title {
            background: #24242f;
            border-color: var(--primary);
            border-radius: var(--radius-md) var(--radius-md) 0 0;
        }

        .accordion-faq .accordion-item.is-active .accordion-title::after {
            content: '−';
            transform: rotate(0deg);
            color: var(--primary-light);
        }

        .accordion-faq .accordion-content {
            background: #1a1a22;
            border: 1px solid var(--border-subtle);
            border-top: none;
            border-radius: 0 0 var(--radius-md) var(--radius-md);
            padding: 18px 20px;
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.7;
            display: none;
        }

        .accordion-faq .accordion-item.is-active .accordion-content {
            display: block;
        }

        /* ============ CTA Section ============ */
        .cta-section {
            background: linear-gradient(135deg, #0d0d14 0%, #1a1015 40%, #0d0d14 100%);
            position: relative;
            overflow: hidden;
            padding: 64px 0;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -15%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(240, 78, 35, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section .cta-inner {
            position: relative;
            z-index: 2;
            max-width: 600px;
            margin: 0 auto;
            text-align: center;
        }

        .cta-section .cta-inner h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-white);
            margin: 0 0 12px 0;
            letter-spacing: 0.4px;
        }

        .cta-section .cta-inner p {
            font-size: 1.05rem;
            color: var(--text-light);
            margin: 0 0 28px 0;
            line-height: 1.6;
        }

        .cta-section .cta-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-section .cta-form input {
            flex: 1 1 260px;
            max-width: 360px;
            height: 48px;
            padding: 0 16px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-white);
            font-size: 0.95rem;
            outline: none;
            transition: all var(--transition-fast);
        }

        .cta-section .cta-form input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(240, 78, 35, 0.2);
            background: rgba(255, 255, 255, 0.1);
        }

        .cta-section .cta-form input::placeholder {
            color: var(--text-mid);
        }

        .cta-section .cta-form .btn-cta {
            height: 48px;
            padding: 0 32px;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }

        .cta-section .cta-form .btn-cta:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-glow);
            transform: translateY(-1px);
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: #111118;
            padding: 48px 0 0;
            border-top: 1px solid var(--border-subtle);
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
        }

        .site-footer .footer-col .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .site-footer .footer-col .footer-logo span {
            color: var(--primary);
        }

        .site-footer .footer-col p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.6;
            margin: 0 0 16px;
        }

        .site-footer .footer-col .footer-social {
            display: flex;
            gap: 12px;
        }

        .site-footer .footer-col .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-light);
            font-size: 1rem;
            transition: all var(--transition-fast);
        }

        .site-footer .footer-col .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }

        .site-footer .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-white);
            margin: 0 0 14px;
            letter-spacing: 0.3px;
        }

        .site-footer .footer-col a {
            display: block;
            font-size: 0.88rem;
            color: var(--text-light);
            margin-bottom: 8px;
            transition: all var(--transition-fast);
            line-height: 1.4;
        }

        .site-footer .footer-col a:hover {
            color: var(--primary-light);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding: 16px 0;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.78rem;
            color: var(--text-mid);
            justify-content: center;
            align-items: center;
            text-align: center;
        }

        .site-footer .footer-bottom a {
            color: var(--text-mid);
            transition: color var(--transition-fast);
        }

        .site-footer .footer-bottom a:hover {
            color: var(--primary-light);
        }

        .site-footer .footer-bottom span {
            white-space: nowrap;
        }

        /* ============ 响应式 ============ */
        @media (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .topics-grid {
                grid-template-columns: 1fr 1fr;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-row::before {
                display: none;
            }
            .hero-category .hero-visual {
                flex: 0 0 260px;
            }
            .hero-category .hero-text h1 {
                font-size: 2.2rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .dock-nav {
                width: 94%;
                max-width: 94vw;
                padding: 10px 14px;
                gap: 10px;
            }
            .dock-nav .nav-links a {
                padding: 6px 10px;
                font-size: 0.8rem;
            }
        }

        @media (max-width: 768px) {
            body {
                padding-top: 70px;
            }
            .dock-nav {
                top: 0;
                left: 0;
                right: 0;
                transform: none;
                width: 100%;
                max-width: 100vw;
                border-radius: 0;
                border-left: none;
                border-right: none;
                border-top: none;
                padding: 8px 14px;
                gap: 8px;
                background: rgba(18, 18, 25, 0.95);
                backdrop-filter: blur(10px);
                -webkit-backdrop-filter: blur(10px);
                flex-wrap: nowrap;
                justify-content: space-between;
            }
            .dock-nav.scrolled {
                top: 0;
                width: 100%;
                max-width: 100vw;
                border-radius: 0;
                padding: 8px 14px;
            }
            .dock-nav .nav-links {
                display: none;
            }
            .hamburger-toggle {
                display: block;
            }
            .dock-nav .nav-links.mobile-open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: rgba(18, 18, 25, 0.97);
                padding: 12px 16px;
                gap: 4px;
                border-bottom: 1px solid var(--border-subtle);
                z-index: 999;
                border-radius: 0 0 var(--radius-lg) var(--radius-lg);
            }
            .dock-nav .nav-links.mobile-open a {
                display: block;
                padding: 10px 16px;
                border-radius: var(--radius-md);
                font-size: 0.9rem;
                text-align: center;
            }
            .hero-category {
                min-height: auto;
                padding: 40px 0;
            }
            .hero-category .hero-inner {
                flex-direction: column;
                gap: 28px;
            }
            .hero-category .hero-visual {
                flex: 0 0 auto;
                width: 100%;
                max-width: 400px;
            }
            .hero-category .hero-text h1 {
                font-size: 1.8rem;
            }
            .hero-category .hero-text .hero-desc {
                font-size: 0.95rem;
            }
            .features-grid {
                grid-template-columns: 1fr;
            }
            .topics-grid {
                grid-template-columns: 1fr;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-row {
                grid-template-columns: 1fr 1fr;
            }
            .section-block {
                padding: 40px 0;
            }
            .section-block .section-title {
                font-size: 1.5rem;
            }
            .cta-section .cta-inner h2 {
                font-size: 1.5rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .cta-section .cta-form {
                flex-direction: column;
                align-items: center;
            }
            .cta-section .cta-form input {
                max-width: 100%;
                width: 100%;
            }
            .cta-section .cta-form .btn-cta {
                width: 100%;
            }
            .hero-category .hero-form-mini {
                flex-direction: column;
            }
            .hero-category .hero-form-mini .btn-submit {
                width: 100%;
            }
        }

        @media (max-width: 520px) {
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .steps-row {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .stat-card .stat-num {
                font-size: 1.8rem;
            }
            .hero-category .hero-text h1 {
                font-size: 1.5rem;
            }
            .dock-nav .nav-logo {
                font-size: 1rem;
            }
            .dock-nav .nav-cta .btn-dock {
                padding: 6px 12px;
                font-size: 0.78rem;
            }
            .container-main {
                padding: 0 14px;
            }
            .feature-card {
                padding: 20px 16px;
            }
            .topic-card {
                flex-direction: column;
                gap: 10px;
            }
            .topic-card .topic-img {
                flex: 0 0 auto;
                width: 100%;
                height: 120px;
            }
        }

/* roulang page: category6 */
:root {
            --primary: #F04E23;
            --primary-dark: #C73D1A;
            --primary-light: #FF7A4D;
            --primary-glow: rgba(240, 78, 35, 0.35);
            --accent: #FFB300;
            --accent-glow: rgba(255, 179, 0, 0.3);
            --bg-dark: #0a0a0f;
            --bg-deep: #0d0d14;
            --bg-card-dark: #16161d;
            --bg-card: #1c1c24;
            --bg-mid: #22222b;
            --bg-light: #f5f5f7;
            --bg-white: #ffffff;
            --text-white: #ffffff;
            --text-light: #b0b0b8;
            --text-mid: #888894;
            --text-dark: #1a1a1a;
            --text-body: #333333;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-light: #e5e5e7;
            --border-mid: #d0d0d5;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 20px;
            --radius-full: 50px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
            --shadow-glow: 0 0 40px rgba(240, 78, 35, 0.25);
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --dock-width: 960px;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            background: var(--bg-dark);
            color: var(--text-white);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: var(--primary);
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--primary-light);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        /* ============ 浮动 Dock 导航 ============ */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: var(--dock-width);
            max-width: calc(100vw - 32px);
            background: rgba(22, 22, 29, 0.85);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-xl);
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: all var(--transition-smooth);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }

        .dock-nav.scrolled {
            top: 8px;
            width: 92%;
            max-width: 1100px;
            background: rgba(18, 18, 25, 0.92);
            border-radius: var(--radius-xl);
            padding: 8px 18px;
        }

        .dock-nav .nav-logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-white);
            white-space: nowrap;
            letter-spacing: 0.5px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .dock-nav .nav-logo span {
            color: var(--primary);
        }

        .dock-nav .nav-logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: #fff;
            flex-shrink: 0;
        }

        .dock-nav .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .dock-nav .nav-links::-webkit-scrollbar {
            display: none;
        }

        .dock-nav .nav-links a {
            display: inline-block;
            padding: 7px 13px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-light);
            border-radius: var(--radius-full);
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
            cursor: pointer;
        }

        .dock-nav .nav-links a:hover,
        .dock-nav .nav-links a.active {
            color: var(--text-white);
            background: rgba(240, 78, 35, 0.2);
        }

        .dock-nav .nav-links a.active {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }

        .dock-nav .nav-cta {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .dock-nav .nav-cta .btn-dock {
            display: inline-block;
            padding: 8px 18px;
            font-size: 0.875rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-full);
            border: none;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }

        .dock-nav .nav-cta .btn-dock:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-glow);
            transform: scale(1.03);
        }

        .dock-nav .nav-cta .btn-search {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            border: none;
            color: var(--text-light);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
            font-size: 0.9rem;
        }

        .dock-nav .nav-cta .btn-search:hover {
            background: rgba(255, 255, 255, 0.16);
            color: var(--text-white);
        }

        /* ============ 容器 ============ */
        .container-main {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-narrow {
            max-width: 860px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ============ 分类页 Hero ============ */
        .category-hero {
            position: relative;
            min-height: 380px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 120px 24px 60px;
            background: var(--bg-deep);
            overflow: hidden;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 10, 15, 0.82) 0%, rgba(13, 13, 20, 0.9) 60%, rgba(10, 10, 15, 0.95) 100%);
            z-index: 1;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 600px;
            height: 600px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(240, 78, 35, 0.12) 0%, transparent 70%);
            z-index: 1;
            animation: pulse-glow 4s ease-in-out infinite;
        }

        @keyframes pulse-glow {
            0%,
            100% {
                transform: translate(-50%, -50%) scale(1);
                opacity: 0.6;
            }
            50% {
                transform: translate(-50%, -50%) scale(1.25);
                opacity: 1;
            }
        }

        .category-hero .hero-content {
            position: relative;
            z-index: 2;
            max-width: 700px;
        }

        .category-hero .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(240, 78, 35, 0.2);
            border: 1px solid rgba(240, 78, 35, 0.35);
            border-radius: var(--radius-full);
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--primary-light);
            letter-spacing: 1px;
            margin-bottom: 16px;
            text-transform: uppercase;
        }

        .category-hero h1 {
            font-size: 3rem;
            font-weight: 700;
            color: var(--text-white);
            line-height: 1.2;
            margin: 0 0 16px;
            letter-spacing: 0.5px;
        }

        .category-hero h1 span {
            color: var(--primary);
        }

        .category-hero .hero-desc {
            font-size: 1.1rem;
            color: var(--text-light);
            line-height: 1.7;
            margin: 0 auto;
            max-width: 560px;
        }

        .category-hero .hero-stats-row {
            display: flex;
            gap: 32px;
            justify-content: center;
            margin-top: 28px;
            flex-wrap: wrap;
        }

        .category-hero .hero-stat-item {
            text-align: center;
        }

        .category-hero .hero-stat-num {
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent);
            line-height: 1;
        }

        .category-hero .hero-stat-label {
            font-size: 0.8rem;
            color: var(--text-mid);
            margin-top: 4px;
        }

        /* ============ Section 通用 ============ */
        .section {
            padding: 72px 0;
        }

        .section-dark {
            background: var(--bg-dark);
        }

        .section-deep {
            background: var(--bg-deep);
        }

        .section-mid {
            background: var(--bg-card-dark);
        }

        .section-light {
            background: var(--bg-light);
            color: var(--text-dark);
        }

        .section-light .section-title {
            color: var(--text-dark);
        }

        .section-light .section-subtitle {
            color: #555;
        }

        .section-title {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text-white);
            text-align: center;
            margin: 0 0 10px;
            line-height: 1.3;
            letter-spacing: 0.5px;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-light);
            text-align: center;
            margin: 0 auto 40px;
            max-width: 600px;
            line-height: 1.6;
        }

        .section-light .section-title {
            color: var(--text-dark);
        }

        .section-light .section-subtitle {
            color: #666;
        }

        /* ============ 报告亮点指标 ============ */
        .report-stats-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
        }

        .report-stat-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px 16px;
            text-align: center;
            transition: all var(--transition-smooth);
            cursor: default;
        }

        .report-stat-card:hover {
            background: var(--bg-mid);
            border-color: rgba(240, 78, 35, 0.3);
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }

        .report-stat-card .stat-icon {
            font-size: 1.6rem;
            color: var(--primary);
            margin-bottom: 10px;
        }

        .report-stat-card .stat-num {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--accent);
            line-height: 1;
            margin-bottom: 6px;
        }

        .report-stat-card .stat-label {
            font-size: 0.85rem;
            color: var(--text-mid);
            line-height: 1.4;
        }

        /* ============ 报告卡片网格 ============ */
        .report-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .report-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-light);
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
        }

        .report-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(240, 78, 35, 0.25);
        }

        .report-card .card-img-wrap {
            position: relative;
            width: 100%;
            height: 180px;
            overflow: hidden;
            background: #e8e8ec;
        }

        .report-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .report-card .card-img-wrap .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 12px;
            background: var(--primary);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            border-radius: var(--radius-full);
            letter-spacing: 0.5px;
            z-index: 2;
        }

        .report-card .card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .report-card .card-body h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-dark);
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .report-card .card-body .card-desc {
            font-size: 0.9rem;
            color: #666;
            line-height: 1.6;
            margin: 0 0 12px;
            flex: 1;
        }

        .report-card .card-body .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.8rem;
            color: #999;
            border-top: 1px solid #eee;
            padding-top: 10px;
        }

        .report-card .card-body .card-link {
            font-weight: 600;
            color: var(--primary);
            font-size: 0.85rem;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: all var(--transition-fast);
        }

        .report-card .card-body .card-link:hover {
            color: var(--primary-dark);
            gap: 8px;
        }

        .report-card .card-body .card-link i {
            font-size: 0.7rem;
            transition: transform var(--transition-fast);
        }

        .report-card .card-body .card-link:hover i {
            transform: translateX(3px);
        }

        /* ============ 热门报告列表 ============ */
        .hot-reports-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-subtle);
            overflow: hidden;
        }

        .hot-report-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 20px;
            border-bottom: 1px solid var(--border-subtle);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .hot-report-item:last-child {
            border-bottom: none;
        }

        .hot-report-item:hover {
            background: rgba(255, 255, 255, 0.03);
        }

        .hot-report-item .rank-num {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--bg-mid);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--text-light);
            flex-shrink: 0;
        }

        .hot-report-item:nth-child(1) .rank-num {
            background: var(--accent);
            color: #1a1a1a;
        }
        .hot-report-item:nth-child(2) .rank-num {
            background: rgba(255, 179, 0, 0.5);
            color: #fff;
        }
        .hot-report-item:nth-child(3) .rank-num {
            background: rgba(240, 78, 35, 0.5);
            color: #fff;
        }

        .hot-report-item .report-info {
            flex: 1;
            min-width: 0;
        }

        .hot-report-item .report-info h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-white);
            margin: 0 0 4px;
            line-height: 1.4;
        }

        .hot-report-item .report-info .report-excerpt {
            font-size: 0.85rem;
            color: var(--text-mid);
            margin: 0;
            line-height: 1.5;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .hot-report-item .report-date {
            font-size: 0.8rem;
            color: var(--text-mid);
            flex-shrink: 0;
            white-space: nowrap;
        }

        .hot-report-item .report-arrow {
            color: var(--primary);
            font-size: 0.85rem;
            flex-shrink: 0;
            transition: transform var(--transition-fast);
        }

        .hot-report-item:hover .report-arrow {
            transform: translateX(4px);
        }

        /* ============ 数据来源说明 ============ */
        .data-source-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .data-source-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 24px;
            display: flex;
            gap: 16px;
            align-items: flex-start;
            transition: all var(--transition-smooth);
        }

        .data-source-card:hover {
            border-color: rgba(240, 78, 35, 0.3);
            box-shadow: var(--shadow-md);
        }

        .data-source-card .source-icon-circle {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(240, 78, 35, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--primary);
            flex-shrink: 0;
        }

        .data-source-card .source-info h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-white);
            margin: 0 0 6px;
        }

        .data-source-card .source-info p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin: 0;
            line-height: 1.6;
        }

        /* ============ 适用场景 ============ */
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .scenario-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid var(--border-light);
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-sm);
        }

        .scenario-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(240, 78, 35, 0.3);
        }

        .scenario-card .sc-icon {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 12px;
        }

        .scenario-card h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-dark);
            margin: 0 0 8px;
        }

        .scenario-card p {
            font-size: 0.85rem;
            color: #666;
            margin: 0;
            line-height: 1.5;
        }

        /* ============ CTA 表单 ============ */
        .cta-section {
            background: linear-gradient(135deg, #1a0a05 0%, #0d0d14 40%, #0a0a0f 100%);
            position: relative;
            overflow: hidden;
            padding: 72px 0;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -120px;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(240, 78, 35, 0.2) 0%, transparent 70%);
            z-index: 1;
        }

        .cta-section .cta-inner {
            position: relative;
            z-index: 2;
            max-width: 560px;
            margin: 0 auto;
            text-align: center;
        }

        .cta-section .cta-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-white);
            margin: 0 0 8px;
        }

        .cta-section .cta-subtitle {
            font-size: 1rem;
            color: var(--text-light);
            margin: 0 0 28px;
            line-height: 1.6;
        }

        .cta-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form input[type="email"] {
            flex: 1;
            min-width: 240px;
            height: 48px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.06);
            color: #fff;
            padding: 0 16px;
            font-size: 0.95rem;
            outline: none;
            transition: all var(--transition-fast);
        }

        .cta-form input[type="email"]:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(240, 78, 35, 0.2);
            background: rgba(255, 255, 255, 0.1);
        }

        .cta-form input[type="email"]::placeholder {
            color: #888;
        }

        .cta-form .btn-submit {
            height: 48px;
            padding: 0 28px;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }

        .cta-form .btn-submit:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-glow);
            transform: scale(1.03);
        }

        /* ============ FAQ ============ */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            overflow: hidden;
            background: var(--bg-card);
            transition: all var(--transition-fast);
        }

        .faq-item.active {
            border-color: rgba(240, 78, 35, 0.4);
        }

        .faq-question {
            padding: 16px 20px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-white);
            background: var(--bg-card);
            transition: all var(--transition-fast);
            user-select: none;
            gap: 12px;
        }

        .faq-question:hover {
            background: var(--bg-mid);
        }

        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            color: var(--text-light);
            flex-shrink: 0;
            transition: all var(--transition-fast);
        }

        .faq-item.active .faq-question .faq-icon {
            background: var(--primary);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
            background: rgba(0, 0, 0, 0.2);
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 16px 20px;
        }

        .faq-answer p {
            margin: 0;
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.7;
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: #111118;
            padding: 48px 0 20px;
            border-top: 1px solid var(--border-subtle);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-col .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .footer-col .footer-logo span {
            color: var(--primary);
        }

        .footer-col p {
            font-size: 0.85rem;
            color: var(--text-mid);
            line-height: 1.6;
            margin: 0 0 16px;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-white);
            margin: 0 0 14px;
            letter-spacing: 0.3px;
        }

        .footer-col a {
            display: block;
            font-size: 0.85rem;
            color: var(--text-mid);
            margin-bottom: 8px;
            transition: all var(--transition-fast);
        }

        .footer-col a:hover {
            color: var(--primary-light);
        }

        .footer-social {
            display: flex;
            gap: 10px;
        }

        .footer-social a {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            color: var(--text-mid);
            transition: all var(--transition-fast);
        }

        .footer-social a:hover {
            background: var(--primary);
            color: #fff;
        }

        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 16px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.78rem;
            color: var(--text-mid);
            justify-content: center;
            text-align: center;
        }

        .footer-bottom a {
            color: var(--text-mid);
            transition: color var(--transition-fast);
        }

        .footer-bottom a:hover {
            color: var(--primary-light);
        }

        .footer-bottom span {
            white-space: nowrap;
        }

        /* ============ 按钮通用 ============ */
        .btn-primary {
            display: inline-block;
            padding: 11px 26px;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
            text-align: center;
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-glow);
            transform: scale(1.03);
            color: #fff;
        }

        .btn-outline {
            display: inline-block;
            padding: 10px 24px;
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
            text-align: center;
        }

        .btn-outline:hover {
            background: rgba(240, 78, 35, 0.1);
            color: var(--primary-light);
            border-color: var(--primary-light);
        }

        /* ============ 响应式 ============ */
        @media (max-width: 1024px) {
            .report-stats-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .report-cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .scenario-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-source-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .dock-nav {
                width: 94%;
                max-width: calc(100vw - 24px);
                padding: 8px 14px;
                gap: 10px;
            }
            .dock-nav .nav-links a {
                padding: 6px 10px;
                font-size: 0.78rem;
            }
            .category-hero h1 {
                font-size: 2.4rem;
            }
        }

        @media (max-width: 768px) {
            .report-stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .report-cards-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .scenario-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .hot-report-item {
                flex-wrap: wrap;
                gap: 10px;
                padding: 14px 16px;
            }
            .hot-report-item .report-date {
                order: 3;
            }
            .category-hero {
                min-height: 300px;
                padding: 100px 20px 40px;
            }
            .category-hero h1 {
                font-size: 1.9rem;
            }
            .category-hero .hero-desc {
                font-size: 0.95rem;
            }
            .section {
                padding: 48px 0;
            }
            .section-title {
                font-size: 1.7rem;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form input[type="email"] {
                min-width: auto;
                width: 100%;
            }
            .cta-form .btn-submit {
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .dock-nav {
                top: auto;
                bottom: 0;
                left: 0;
                transform: none;
                width: 100%;
                max-width: 100%;
                border-radius: var(--radius-xl) var(--radius-xl) 0 0;
                padding: 8px 12px;
                background: rgba(18, 18, 25, 0.94);
                border: 1px solid rgba(255, 255, 255, 0.1);
                border-bottom: none;
                gap: 4px;
                justify-content: center;
            }
            .dock-nav .nav-logo {
                display: none;
            }
            .dock-nav .nav-links {
                gap: 2px;
                overflow-x: auto;
                flex: 1;
                justify-content: center;
            }
            .dock-nav .nav-links a {
                padding: 6px 10px;
                font-size: 0.72rem;
            }
            .dock-nav .nav-cta .btn-dock {
                padding: 6px 12px;
                font-size: 0.72rem;
            }
            .dock-nav .nav-cta .btn-search {
                width: 28px;
                height: 28px;
                font-size: 0.7rem;
            }
            .dock-nav.scrolled {
                top: auto;
                bottom: 0;
                width: 100%;
                max-width: 100%;
                border-radius: var(--radius-xl) var(--radius-xl) 0 0;
            }
            body {
                padding-bottom: 70px;
            }
        }

        @media (max-width: 520px) {
            .report-stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .report-stat-card {
                padding: 16px 10px;
            }
            .report-stat-card .stat-num {
                font-size: 1.6rem;
            }
            .scenario-grid {
                grid-template-columns: 1fr;
                gap: 8px;
            }
            .category-hero h1 {
                font-size: 1.5rem;
            }
            .category-hero .hero-stats-row {
                gap: 16px;
            }
            .category-hero .hero-stat-num {
                font-size: 1.4rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .hot-report-item .report-info h4 {
                font-size: 0.9rem;
            }
            .data-source-card {
                flex-direction: column;
                gap: 10px;
                padding: 16px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 6px;
                text-align: center;
            }
        }

/* roulang page: category7 */
:root {
            --primary: #F04E23;
            --primary-dark: #C73D1A;
            --primary-light: #FF7A4D;
            --primary-glow: rgba(240, 78, 35, 0.35);
            --accent: #FFB300;
            --accent-glow: rgba(255, 179, 0, 0.3);
            --bg-dark: #0a0a0f;
            --bg-deep: #0d0d14;
            --bg-card-dark: #16161d;
            --bg-card: #1c1c24;
            --bg-mid: #22222b;
            --bg-light: #f5f5f7;
            --bg-white: #ffffff;
            --text-white: #ffffff;
            --text-light: #b0b0b8;
            --text-mid: #888894;
            --text-dark: #1a1a1a;
            --text-body: #333333;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-light: #e5e5e7;
            --border-mid: #d0d0d5;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 20px;
            --radius-full: 50px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
            --shadow-glow: 0 0 40px rgba(240, 78, 35, 0.25);
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --dock-width: 960px;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            background: var(--bg-dark);
            color: var(--text-white);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: var(--primary);
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--primary-light);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        /* ============ 浮动 Dock 导航 ============ */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: var(--dock-width);
            max-width: calc(100vw - 32px);
            background: rgba(22, 22, 29, 0.85);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-xl);
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: all var(--transition-smooth);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }

        .dock-nav.scrolled {
            top: 8px;
            width: 92%;
            max-width: 1100px;
            background: rgba(18, 18, 25, 0.92);
            border-radius: var(--radius-xl);
            padding: 8px 18px;
        }

        .dock-nav .nav-logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-white);
            white-space: nowrap;
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }

        .dock-nav .nav-logo span {
            color: var(--primary);
        }

        .dock-nav .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .dock-nav .nav-links::-webkit-scrollbar {
            display: none;
        }

        .dock-nav .nav-links a {
            display: inline-block;
            padding: 7px 14px;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--text-light);
            border-radius: var(--radius-full);
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }

        .dock-nav .nav-links a:hover,
        .dock-nav .nav-links a.active {
            color: var(--text-white);
            background: rgba(240, 78, 35, 0.2);
        }

        .dock-nav .nav-links a.active {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }

        .dock-nav .nav-cta {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .dock-nav .nav-cta .btn-dock {
            display: inline-block;
            padding: 8px 18px;
            font-size: 0.875rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-full);
            border: none;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }

        .dock-nav .nav-cta .btn-dock:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-glow);
            transform: scale(1.03);
        }

        .dock-nav .nav-cta .nav-search-icon {
            color: var(--text-light);
            font-size: 1rem;
            cursor: pointer;
            transition: color var(--transition-fast);
            padding: 6px;
        }

        .dock-nav .nav-cta .nav-search-icon:hover {
            color: var(--text-white);
        }

        /* ============ 容器 ============ */
        .container-main {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ============ Hero Section ============ */
        .hero-category {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--bg-deep);
            overflow: hidden;
            padding-top: 100px;
            padding-bottom: 60px;
        }

        .hero-category::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.25;
            z-index: 0;
        }

        .hero-category::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 50% 30%, rgba(240, 78, 35, 0.18) 0%, transparent 70%),
                radial-gradient(ellipse at 70% 60%, rgba(255, 179, 0, 0.1) 0%, transparent 60%),
                linear-gradient(180deg, rgba(10, 10, 15, 0.4) 0%, rgba(10, 10, 15, 0.85) 100%);
            z-index: 1;
        }

        .hero-category .hero-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 700px;
            padding: 0 24px;
        }

        .hero-category .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--accent);
            background: rgba(255, 179, 0, 0.1);
            border: 1px solid rgba(255, 179, 0, 0.25);
            border-radius: var(--radius-full);
            letter-spacing: 1px;
            margin-bottom: 16px;
            text-transform: uppercase;
        }

        .hero-category h1 {
            font-size: 3rem;
            font-weight: 700;
            color: var(--text-white);
            line-height: 1.2;
            margin: 0 0 12px;
            letter-spacing: -0.5px;
        }

        .hero-category h1 span {
            color: var(--primary);
        }

        .hero-category .hero-subtitle {
            font-size: 1.1rem;
            color: var(--text-light);
            line-height: 1.6;
            margin: 0 0 28px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-category .hero-group-count {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 20px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-full);
            margin-bottom: 24px;
            font-size: 0.9rem;
            color: var(--text-light);
        }

        .hero-category .hero-group-count .count-num {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.5px;
        }

        .hero-category .hero-group-count .count-icon {
            color: var(--accent);
            font-size: 1rem;
        }

        .hero-category .hero-btns {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
        }

        .hero-category .btn-primary {
            display: inline-block;
            padding: 13px 30px;
            font-size: 1rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-full);
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
            white-space: nowrap;
        }

        .hero-category .btn-primary:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-glow);
            transform: scale(1.04);
            color: #fff;
        }

        .hero-category .btn-secondary {
            display: inline-block;
            padding: 13px 30px;
            font-size: 1rem;
            font-weight: 600;
            background: transparent;
            color: var(--text-white);
            border: 2px solid rgba(255, 255, 255, 0.35);
            border-radius: var(--radius-full);
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
            white-space: nowrap;
        }

        .hero-category .btn-secondary:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(240, 78, 35, 0.08);
        }

        /* ============ 主体内容区 ============ */
        .section-news-main {
            padding: 60px 0;
            background: var(--bg-dark);
        }

        .section-news-main .news-grid-wrapper {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 32px;
            align-items: start;
        }

        .section-news-main .news-list-col {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        /* 资讯卡片 */
        .news-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: row;
            gap: 0;
        }

        .news-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: rgba(240, 78, 35, 0.25);
        }

        .news-card .news-card-img {
            flex-shrink: 0;
            width: 200px;
            min-height: 150px;
            background: var(--bg-mid);
            position: relative;
            overflow: hidden;
        }

        .news-card .news-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .news-card .news-card-img .news-date-tag {
            position: absolute;
            top: 10px;
            left: 10px;
            padding: 4px 10px;
            font-size: 0.75rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm);
            letter-spacing: 0.3px;
            z-index: 2;
        }

        .news-card .news-card-body {
            padding: 18px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 8px;
        }

        .news-card .news-card-body h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-white);
            margin: 0;
            line-height: 1.4;
        }

        .news-card .news-card-body h3 a {
            color: var(--text-white);
            transition: color var(--transition-fast);
        }

        .news-card .news-card-body h3 a:hover {
            color: var(--primary-light);
        }

        .news-card .news-card-body .news-excerpt {
            font-size: 0.9rem;
            color: var(--text-mid);
            margin: 0;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card .news-card-body .news-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--text-mid);
        }

        .news-card .news-card-body .news-meta .news-tag {
            padding: 3px 10px;
            background: rgba(240, 78, 35, 0.15);
            color: var(--primary-light);
            border-radius: var(--radius-full);
            font-size: 0.75rem;
            font-weight: 500;
        }

        .news-card .news-card-body .read-more {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: all var(--transition-fast);
            margin-top: 2px;
        }

        .news-card .news-card-body .read-more:hover {
            color: var(--primary-light);
            gap: 8px;
        }

        .news-card .news-card-body .read-more i {
            font-size: 0.7rem;
            transition: transform var(--transition-fast);
        }

        .news-card .news-card-body .read-more:hover i {
            transform: translateX(3px);
        }

        /* ============ 侧边栏 ============ */
        .sidebar-col {
            display: flex;
            flex-direction: column;
            gap: 24px;
            position: sticky;
            top: 110px;
        }

        .sidebar-widget {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 20px;
        }

        .sidebar-widget h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-white);
            margin: 0 0 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid rgba(240, 78, 35, 0.3);
            letter-spacing: 0.3px;
        }

        .sidebar-widget .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .sidebar-widget .tag-cloud .tag {
            display: inline-block;
            padding: 5px 12px;
            font-size: 0.78rem;
            font-weight: 500;
            color: var(--text-light);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-full);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .sidebar-widget .tag-cloud .tag:hover {
            color: var(--text-white);
            background: rgba(240, 78, 35, 0.2);
            border-color: var(--primary);
        }

        .sidebar-widget .tag-cloud .tag.hot {
            background: rgba(240, 78, 35, 0.2);
            color: var(--primary-light);
            border-color: rgba(240, 78, 35, 0.4);
            font-weight: 600;
        }

        .sidebar-widget .data-mini-cards {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .sidebar-widget .data-mini-card {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 14px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: var(--radius-md);
            border: 1px solid transparent;
            transition: all var(--transition-fast);
        }

        .sidebar-widget .data-mini-card:hover {
            border-color: var(--border-subtle);
            background: rgba(255, 255, 255, 0.06);
        }

        .sidebar-widget .data-mini-card .mini-num {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.5px;
            min-width: 50px;
            text-align: center;
        }

        .sidebar-widget .data-mini-card .mini-label {
            font-size: 0.82rem;
            color: var(--text-light);
            line-height: 1.4;
        }

        .sidebar-widget .hot-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .sidebar-widget .hot-list .hot-item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 8px 0;
            border-bottom: 1px solid var(--border-subtle);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .sidebar-widget .hot-list .hot-item:last-child {
            border-bottom: none;
        }

        .sidebar-widget .hot-list .hot-item:hover .hot-title {
            color: var(--primary-light);
        }

        .sidebar-widget .hot-list .hot-rank {
            font-size: 1rem;
            font-weight: 700;
            color: var(--primary);
            min-width: 24px;
            text-align: center;
        }

        .sidebar-widget .hot-list .hot-title {
            font-size: 0.85rem;
            color: var(--text-light);
            line-height: 1.4;
            transition: color var(--transition-fast);
        }

        /* ============ 热门专题区 ============ */
        .section-hot-topics {
            padding: 60px 0;
            background: var(--bg-deep);
        }

        .section-hot-topics .section-header {
            text-align: center;
            margin-bottom: 36px;
        }

        .section-hot-topics .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-white);
            margin: 0 0 8px;
            letter-spacing: -0.3px;
        }

        .section-hot-topics .section-header p {
            font-size: 0.95rem;
            color: var(--text-mid);
            margin: 0;
        }

        .section-hot-topics .topics-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .section-hot-topics .topic-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
            cursor: pointer;
        }

        .section-hot-topics .topic-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(240, 78, 35, 0.3);
        }

        .section-hot-topics .topic-card .topic-img {
            height: 160px;
            background: var(--bg-mid);
            overflow: hidden;
        }

        .section-hot-topics .topic-card .topic-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }

        .section-hot-topics .topic-card:hover .topic-img img {
            transform: scale(1.05);
        }

        .section-hot-topics .topic-card .topic-body {
            padding: 16px 18px;
        }

        .section-hot-topics .topic-card .topic-body h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-white);
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .section-hot-topics .topic-card .topic-body p {
            font-size: 0.85rem;
            color: var(--text-mid);
            margin: 0;
            line-height: 1.5;
        }

        /* ============ 数据亮点条 ============ */
        .section-data-strip {
            padding: 40px 0;
            background: var(--bg-card-dark);
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
        }

        .section-data-strip .strip-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }

        .section-data-strip .strip-item .strip-num {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.5px;
            line-height: 1;
            margin-bottom: 6px;
        }

        .section-data-strip .strip-item .strip-label {
            font-size: 0.85rem;
            color: var(--text-mid);
            letter-spacing: 0.3px;
        }

        /* ============ 深度推荐区 ============ */
        .section-deep-rec {
            padding: 60px 0;
            background: var(--bg-dark);
        }

        .section-deep-rec .section-header {
            margin-bottom: 32px;
        }

        .section-deep-rec .section-header h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-white);
            margin: 0 0 6px;
            letter-spacing: -0.3px;
        }

        .section-deep-rec .section-header p {
            font-size: 0.9rem;
            color: var(--text-mid);
            margin: 0;
        }

        .section-deep-rec .rec-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .section-deep-rec .rec-card {
            display: flex;
            gap: 16px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 16px;
            transition: all var(--transition-smooth);
            cursor: pointer;
        }

        .section-deep-rec .rec-card:hover {
            border-color: rgba(240, 78, 35, 0.3);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .section-deep-rec .rec-card .rec-img {
            width: 100px;
            height: 80px;
            border-radius: var(--radius-md);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--bg-mid);
        }

        .section-deep-rec .rec-card .rec-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .section-deep-rec .rec-card .rec-info h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-white);
            margin: 0 0 6px;
            line-height: 1.4;
        }

        .section-deep-rec .rec-card .rec-info p {
            font-size: 0.8rem;
            color: var(--text-mid);
            margin: 0;
            line-height: 1.5;
        }

        /* ============ FAQ ============ */
        .section-faq {
            padding: 60px 0;
            background: var(--bg-deep);
        }

        .section-faq .section-header {
            text-align: center;
            margin-bottom: 36px;
        }

        .section-faq .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-white);
            margin: 0 0 8px;
            letter-spacing: -0.3px;
        }

        .section-faq .section-header p {
            font-size: 0.95rem;
            color: var(--text-mid);
            margin: 0;
        }

        .faq-accordion {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-accordion .accordion-item {
            margin-bottom: 10px;
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-subtle);
            background: var(--bg-card);
        }

        .faq-accordion .accordion-header {
            padding: 16px 20px;
            background: rgba(255, 255, 255, 0.03);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: all var(--transition-fast);
            user-select: none;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-white);
            letter-spacing: 0.2px;
        }

        .faq-accordion .accordion-header:hover {
            background: rgba(240, 78, 35, 0.08);
        }

        .faq-accordion .accordion-header .accordion-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            color: var(--primary);
            transition: transform var(--transition-fast);
            border-radius: 50%;
            background: rgba(240, 78, 35, 0.12);
        }

        .faq-accordion .accordion-item.open .accordion-header .accordion-icon {
            transform: rotate(45deg);
            background: rgba(240, 78, 35, 0.25);
        }

        .faq-accordion .accordion-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
            background: rgba(0, 0, 0, 0.2);
        }

        .faq-accordion .accordion-item.open .accordion-body {
            max-height: 300px;
            padding: 16px 20px;
        }

        .faq-accordion .accordion-body p {
            margin: 0;
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.8;
        }

        /* ============ CTA 表单 ============ */
        .section-cta {
            padding: 70px 0;
            background: linear-gradient(160deg, var(--bg-deep) 0%, #1a0a05 50%, var(--bg-deep) 100%);
            position: relative;
            overflow: hidden;
        }

        .section-cta::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 350px;
            height: 350px;
            border-radius: 50%;
            background: rgba(240, 78, 35, 0.08);
            filter: blur(60px);
            z-index: 0;
            pointer-events: none;
        }

        .section-cta .cta-inner {
            position: relative;
            z-index: 1;
            max-width: 600px;
            margin: 0 auto;
            text-align: center;
            background: rgba(28, 28, 36, 0.7);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-xl);
            padding: 40px 36px;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }

        .section-cta .cta-inner h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-white);
            margin: 0 0 10px;
            letter-spacing: -0.3px;
        }

        .section-cta .cta-inner p {
            font-size: 0.95rem;
            color: var(--text-light);
            margin: 0 0 24px;
            line-height: 1.6;
        }

        .section-cta .cta-form {
            display: flex;
            flex-direction: column;
            gap: 12px;
            align-items: center;
        }

        .section-cta .cta-form input[type="email"] {
            width: 100%;
            max-width: 440px;
            height: 48px;
            padding: 0 16px;
            font-size: 0.95rem;
            background: var(--bg-white);
            color: var(--text-dark);
            border: 1px solid var(--border-mid);
            border-radius: var(--radius-md);
            outline: none;
            transition: all var(--transition-fast);
            box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.08);
        }

        .section-cta .cta-form input[type="email"]:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(240, 78, 35, 0.2), inset 0 1px 3px rgba(0, 0, 0, 0.05);
        }

        .section-cta .cta-form .btn-submit {
            width: 100%;
            max-width: 440px;
            height: 48px;
            font-size: 1rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-md);
            cursor: pointer;
            letter-spacing: 0.3px;
            transition: all var(--transition-fast);
        }

        .section-cta .cta-form .btn-submit:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-glow);
            transform: scale(1.02);
        }

        .section-cta .cta-form .cta-note {
            font-size: 0.78rem;
            color: var(--text-mid);
            margin-top: 4px;
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: #1a1a1e;
            padding: 50px 0 0;
            color: var(--text-light);
            border-top: 1px solid var(--border-subtle);
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            padding-bottom: 36px;
        }

        .site-footer .footer-col {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .site-footer .footer-logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-white);
            letter-spacing: 0.5px;
            margin-bottom: 4px;
        }

        .site-footer .footer-logo span {
            color: var(--primary);
        }

        .site-footer .footer-col p {
            font-size: 0.85rem;
            color: var(--text-mid);
            line-height: 1.6;
            margin: 0;
        }

        .site-footer .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-white);
            margin: 0 0 8px;
            letter-spacing: 0.3px;
        }

        .site-footer .footer-col a {
            font-size: 0.85rem;
            color: var(--text-mid);
            transition: color var(--transition-fast);
            line-height: 1.6;
        }

        .site-footer .footer-col a:hover {
            color: var(--primary-light);
        }

        .site-footer .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 6px;
        }

        .site-footer .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-light);
            font-size: 1rem;
            transition: all var(--transition-fast);
        }

        .site-footer .footer-social a:hover {
            background: var(--primary);
            color: #fff;
        }

        .site-footer .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: center;
            gap: 16px;
            padding: 16px 0;
            border-top: 1px solid var(--border-subtle);
            font-size: 0.78rem;
            color: var(--text-mid);
            text-align: center;
        }

        .site-footer .footer-bottom a {
            color: var(--text-mid);
            transition: color var(--transition-fast);
        }

        .site-footer .footer-bottom a:hover {
            color: var(--primary-light);
        }

        /* ============ 响应式 ============ */
        @media screen and (max-width: 1024px) {
            .dock-nav {
                width: 94%;
                max-width: 94vw;
                padding: 8px 14px;
                gap: 10px;
            }

            .dock-nav .nav-links a {
                padding: 6px 10px;
                font-size: 0.78rem;
            }

            .dock-nav .nav-logo {
                font-size: 1.1rem;
            }

            .section-news-main .news-grid-wrapper {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .sidebar-col {
                position: static;
                flex-direction: row;
                flex-wrap: wrap;
                gap: 16px;
            }

            .sidebar-col .sidebar-widget {
                flex: 1 1 240px;
                min-width: 220px;
            }

            .section-hot-topics .topics-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .section-data-strip .strip-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .section-deep-rec .rec-grid {
                grid-template-columns: 1fr;
            }

            .hero-category h1 {
                font-size: 2.2rem;
            }

            .news-card {
                flex-direction: column;
            }

            .news-card .news-card-img {
                width: 100%;
                height: 180px;
            }

            .site-footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }

        @media screen and (max-width: 640px) {
            .dock-nav {
                position: fixed;
                top: auto;
                bottom: 0;
                left: 0;
                transform: none;
                width: 100%;
                max-width: 100%;
                border-radius: var(--radius-xl) var(--radius-xl) 0 0;
                padding: 8px 12px;
                background: rgba(18, 18, 25, 0.95);
                border: 1px solid rgba(255, 255, 255, 0.08);
                border-bottom: none;
                gap: 6px;
                justify-content: space-around;
                z-index: 1000;
            }

            .dock-nav .nav-logo {
                font-size: 0.9rem;
                flex-shrink: 1;
            }

            .dock-nav .nav-links {
                gap: 2px;
                flex-shrink: 1;
            }

            .dock-nav .nav-links a {
                padding: 5px 8px;
                font-size: 0.7rem;
                letter-spacing: 0;
            }

            .dock-nav .nav-cta .btn-dock {
                padding: 6px 12px;
                font-size: 0.7rem;
            }

            .dock-nav .nav-cta .nav-search-icon {
                font-size: 0.8rem;
                padding: 4px;
            }

            .hero-category {
                min-height: 320px;
                padding-top: 80px;
                padding-bottom: 40px;
            }

            .hero-category h1 {
                font-size: 1.7rem;
            }

            .hero-category .hero-subtitle {
                font-size: 0.9rem;
            }

            .hero-category .hero-btns {
                flex-direction: column;
                gap: 10px;
                width: 100%;
            }

            .hero-category .btn-primary,
            .hero-category .btn-secondary {
                width: 100%;
                text-align: center;
                padding: 12px 20px;
                font-size: 0.9rem;
            }

            .section-news-main {
                padding: 36px 0;
            }

            .news-card .news-card-img {
                height: 140px;
            }

            .news-card .news-card-body h3 {
                font-size: 1rem;
            }

            .sidebar-col {
                flex-direction: column;
            }

            .sidebar-col .sidebar-widget {
                flex: 1 1 auto;
                min-width: auto;
            }

            .section-hot-topics .topics-grid {
                grid-template-columns: 1fr;
            }

            .section-data-strip .strip-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }

            .section-data-strip .strip-item .strip-num {
                font-size: 1.6rem;
            }

            .section-deep-rec .rec-card {
                flex-direction: column;
            }

            .section-deep-rec .rec-card .rec-img {
                width: 100%;
                height: 120px;
            }

            .section-cta .cta-inner {
                padding: 28px 18px;
                border-radius: var(--radius-lg);
            }

            .section-cta .cta-inner h2 {
                font-size: 1.4rem;
            }

            .section-cta .cta-form input[type="email"],
            .section-cta .cta-form .btn-submit {
                max-width: 100%;
            }

            .section-faq .section-header h2 {
                font-size: 1.5rem;
            }

            .faq-accordion .accordion-header {
                font-size: 0.9rem;
                padding: 14px 16px;
            }

            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .site-footer .footer-bottom {
                flex-direction: column;
                gap: 8px;
                font-size: 0.72rem;
            }

            .container-main {
                padding: 0 16px;
            }

            .section-hot-topics .section-header h2,
            .section-deep-rec .section-header h2 {
                font-size: 1.5rem;
            }
        }

        @media screen and (max-width: 420px) {
            .dock-nav {
                padding: 6px 8px;
                gap: 2px;
            }

            .dock-nav .nav-links a {
                padding: 4px 6px;
                font-size: 0.65rem;
            }

            .dock-nav .nav-cta .btn-dock {
                padding: 5px 8px;
                font-size: 0.65rem;
            }

            .hero-category h1 {
                font-size: 1.4rem;
            }

            .hero-category .hero-group-count {
                font-size: 0.78rem;
                padding: 8px 14px;
            }

            .hero-category .hero-group-count .count-num {
                font-size: 1.3rem;
            }

            .section-data-strip .strip-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .section-data-strip .strip-item .strip-num {
                font-size: 1.4rem;
            }

            .section-data-strip .strip-item .strip-label {
                font-size: 0.75rem;
            }
        }