/* roulang page: index */
:root {
            --color-esports: #0AFF6D;
            --color-esports-dark: #07CC55;
            --color-dark: #1E1E1E;
            --color-dark-800: #2A2A2A;
            --color-dark-700: #3A3A3A;
            --color-light: #F5F5F5;
            --color-light-200: #EAEAEA;
            --color-muted: #6B7280;
            --color-card: #FFFFFF;
            --color-border: #E5E7EB;
            --radius-card: 8px;
            --radius-btn: 6px;
            --shadow-card: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-card-hover: 0 8px 28px rgba(0, 0, 0, 0.15);
            --shadow-nav: 0 2px 20px rgba(0, 0, 0, 0.10);
            --transition-base: 0.3s ease;
            --transition-fast: 0.2s ease;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

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

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            line-height: 1.7;
            color: var(--color-dark);
            background-color: var(--color-light);
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-esports);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }
        input {
            font-family: inherit;
            outline: none;
        }

        /* 导航 */
        #site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #ffffff;
            transition: box-shadow var(--transition-base);
        }
        #site-header.scrolled {
            box-shadow: var(--shadow-nav);
        }
        .nav-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid var(--color-light-200);
        }
        .nav-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-dark);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .nav-logo .logo-accent {
            color: var(--color-esports);
        }
        .nav-search-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-light);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background var(--transition-fast), transform var(--transition-fast);
            font-size: 1.1rem;
            color: var(--color-dark);
        }
        .nav-search-icon:hover {
            background: var(--color-esports);
            color: #000;
            transform: scale(1.05);
        }
        .nav-search-dropdown {
            position: absolute;
            top: 100%;
            right: 0;
            width: 320px;
            max-width: 90vw;
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card-hover);
            padding: 16px;
            display: none;
            z-index: 1001;
        }
        .nav-search-dropdown.active {
            display: block;
            animation: fadeInDown 0.25s ease;
        }
        .nav-search-dropdown input {
            width: 100%;
            padding: 10px 14px;
            border: 2px solid var(--color-light-200);
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            transition: border-color var(--transition-fast);
        }
        .nav-search-dropdown input:focus {
            border-color: var(--color-esports);
        }
        .nav-channels {
            display: flex;
            align-items: center;
            gap: 0;
            flex-wrap: nowrap;
            overflow-x: auto;
            padding: 6px 0;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-channels::-webkit-scrollbar {
            display: none;
        }
        .nav-channels a {
            display: inline-block;
            padding: 10px 16px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-muted);
            white-space: nowrap;
            border-bottom: 2px solid transparent;
            transition: color var(--transition-fast), border-color var(--transition-fast);
            flex-shrink: 0;
        }
        .nav-channels a:hover,
        .nav-channels a.active {
            color: var(--color-dark);
            border-bottom-color: var(--color-esports);
        }
        .nav-hot-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 12px;
            background: #FFF5F0;
            color: #E8551A;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            white-space: nowrap;
            flex-shrink: 0;
            margin-left: 8px;
            cursor: pointer;
            transition: background var(--transition-fast);
        }
        .nav-hot-tag:hover {
            background: #FFE8DB;
        }
        .nav-hot-tag .dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #E8551A;
            animation: pulse-dot 1.4s infinite;
        }

        /* 汉堡菜单 */
        .hamburger-btn {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            background: var(--color-light);
            border-radius: 8px;
            cursor: pointer;
            flex-direction: column;
            gap: 5px;
            z-index: 1002;
            border: none;
        }
        .hamburger-btn span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-dark);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .hamburger-btn.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger-btn.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger-btn.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
        }
        .mobile-nav-overlay.active {
            display: block;
        }
        .mobile-nav-panel {
            position: fixed;
            top: 0;
            right: -300px;
            width: 280px;
            height: 100vh;
            background: #fff;
            z-index: 1000;
            padding: 80px 24px 24px;
            transition: right var(--transition-base);
            overflow-y: auto;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .mobile-nav-panel.active {
            right: 0;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 12px 16px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-dark);
            border-radius: var(--radius-btn);
            transition: background var(--transition-fast), color var(--transition-fast);
        }
        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background: #f0fdf4;
            color: #059669;
        }

        /* Hero */
        .hero-section {
            position: relative;
            min-height: 90vh;
            display: flex;
            align-items: center;
            background: var(--color-dark);
            overflow: hidden;
        }
        .hero-bg-img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.45;
            z-index: 0;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 30, 30, 0.88) 0%, rgba(20, 20, 20, 0.72) 40%, rgba(30, 30, 30, 0.85) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 40px 24px;
        }
        .hero-cover-card {
            background: #fff;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
            position: relative;
        }
        .hero-cover-card img {
            width: 100%;
            height: 320px;
            object-fit: cover;
            display: block;
        }
        .hero-cover-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--color-esports);
            color: #000;
            font-weight: 700;
            font-size: 0.8rem;
            padding: 6px 14px;
            border-radius: 20px;
            letter-spacing: 0.5px;
        }
        .hero-text h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .hero-text h1 .highlight {
            color: var(--color-esports);
        }
        .hero-text .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.7;
            margin-bottom: 12px;
        }
        .hero-toc {
            background: rgba(255, 255, 255, 0.06);
            border-radius: 10px;
            padding: 18px 20px;
            margin-bottom: 20px;
            border-left: 3px solid var(--color-esports);
        }
        .hero-toc .toc-title {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--color-esports);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 8px;
        }
        .hero-toc ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .hero-toc ul li {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            padding-left: 16px;
            position: relative;
        }
        .hero-toc ul li::before {
            content: '▸';
            position: absolute;
            left: 0;
            color: var(--color-esports);
            font-size: 0.7rem;
            top: 2px;
        }
        .hero-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .hero-form input {
            flex: 1;
            min-width: 200px;
            padding: 13px 18px;
            border-radius: var(--radius-btn);
            border: 2px solid rgba(255, 255, 255, 0.25);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 0.95rem;
            transition: border-color var(--transition-fast), background var(--transition-fast);
        }
        .hero-form input::placeholder {
            color: rgba(255, 255, 255, 0.45);
        }
        .hero-form input:focus {
            border-color: var(--color-esports);
            background: rgba(255, 255, 255, 0.14);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 13px 24px;
            background: var(--color-esports);
            color: #000;
            font-weight: 700;
            font-size: 0.95rem;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }
        .btn-primary:hover {
            background: var(--color-esports-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(10, 255, 109, 0.35);
            color: #000;
        }
        .btn-primary:focus {
            outline: 2px solid var(--color-esports);
            outline-offset: 2px;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 13px 24px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            border-radius: var(--radius-btn);
            border: 2px solid rgba(255, 255, 255, 0.4);
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }
        .btn-secondary:hover {
            border-color: var(--color-esports);
            color: var(--color-esports);
            transform: translateY(-2px);
        }
        .btn-secondary:focus {
            outline: 2px solid var(--color-esports);
            outline-offset: 2px;
        }

        /* 板块通用 */
        .section-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 64px 24px;
        }
        .section-title {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 8px;
            letter-spacing: 0.3px;
        }
        .section-desc {
            font-size: 1rem;
            color: var(--color-muted);
            margin-bottom: 32px;
            line-height: 1.7;
            max-width: 700px;
        }
        .section-bg-white {
            background: #fff;
        }
        .section-bg-dark {
            background: var(--color-dark);
            color: #fff;
        }
        .section-bg-dark .section-title {
            color: #fff;
        }
        .section-bg-dark .section-desc {
            color: rgba(255, 255, 255, 0.65);
        }

        /* 合集目录卡片 */
        .collection-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 20px;
        }
        .collection-card {
            background: #fff;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            cursor: pointer;
            display: flex;
            flex-direction: column;
        }
        .collection-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .collection-card img {
            width: 100%;
            height: 170px;
            object-fit: cover;
        }
        .collection-card-body {
            padding: 18px 16px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .collection-card-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-dark);
        }
        .collection-card-body p {
            font-size: 0.85rem;
            color: var(--color-muted);
            line-height: 1.5;
        }
        .collection-card-body .card-meta {
            font-size: 0.78rem;
            color: var(--color-esports-dark);
            font-weight: 600;
            margin-top: auto;
        }

        /* 排行列表 */
        .ranking-table-wrap {
            overflow-x: auto;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            background: #fff;
        }
        .ranking-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 600px;
        }
        .ranking-table th,
        .ranking-table td {
            padding: 14px 16px;
            text-align: left;
            border-bottom: 1px solid var(--color-light-200);
            font-size: 0.9rem;
        }
        .ranking-table th {
            background: #fafafa;
            font-weight: 700;
            color: var(--color-dark);
            font-size: 0.82rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .ranking-table tbody tr {
            transition: background var(--transition-fast);
        }
        .ranking-table tbody tr:hover {
            background: #f9fdf9;
        }
        .rank-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            font-weight: 700;
            font-size: 0.8rem;
        }
        .rank-top {
            background: #FFF7E6;
            color: #D48806;
        }
        .rank-hot {
            color: #E8551A;
            font-weight: 600;
        }

        /* 热播推荐 */
        .hot-rec-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 20px;
        }
        .hot-rec-main {
            grid-row: span 2;
            border-radius: var(--radius-card);
            overflow: hidden;
            position: relative;
            box-shadow: var(--shadow-card);
            cursor: pointer;
            transition: all var(--transition-base);
        }
        .hot-rec-main:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }
        .hot-rec-main img {
            width: 100%;
            height: 100%;
            min-height: 360px;
            object-fit: cover;
        }
        .hot-rec-main .hot-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 28px 20px;
            background: linear-gradient(transparent, rgba(0, 0, 0, 0.82));
            color: #fff;
        }
        .hot-rec-main .hot-overlay .hot-tag {
            display: inline-block;
            background: #E8551A;
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 12px;
            margin-bottom: 8px;
        }
        .hot-rec-main .hot-overlay h3 {
            font-size: 1.3rem;
            font-weight: 700;
        }
        .hot-rec-small {
            border-radius: var(--radius-card);
            overflow: hidden;
            position: relative;
            box-shadow: var(--shadow-card);
            cursor: pointer;
            transition: all var(--transition-base);
        }
        .hot-rec-small:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }
        .hot-rec-small img {
            width: 100%;
            height: 170px;
            object-fit: cover;
        }
        .hot-rec-small .hot-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 16px 14px;
            background: linear-gradient(transparent, rgba(0, 0, 0, 0.78));
            color: #fff;
        }
        .hot-rec-small .hot-overlay h4 {
            font-size: 0.95rem;
            font-weight: 700;
        }

        /* 资讯列表 */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            border-top: 2px solid var(--color-dark);
        }
        .news-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 18px 0;
            border-bottom: 1px solid var(--color-light-200);
            transition: background var(--transition-fast);
        }
        .news-item:hover {
            background: #fafdfa;
        }
        .news-date {
            font-size: 0.82rem;
            color: var(--color-muted);
            white-space: nowrap;
            min-width: 90px;
            font-weight: 500;
        }
        .news-content h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 4px;
            line-height: 1.4;
        }
        .news-content p {
            font-size: 0.85rem;
            color: var(--color-muted);
            line-height: 1.5;
            margin-bottom: 6px;
        }
        .news-readmore {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--color-esports-dark);
            transition: color var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 3px;
        }
        .news-readmore:hover {
            color: #059669;
        }
        .news-readmore::after {
            content: '→';
            transition: transform var(--transition-fast);
        }
        .news-readmore:hover::after {
            transform: translateX(3px);
        }

        /* 嘉宾亮点 */
        .guest-scroll {
            display: flex;
            gap: 20px;
            overflow-x: auto;
            padding-bottom: 12px;
            scrollbar-width: thin;
            scrollbar-color: #ccc transparent;
        }
        .guest-scroll::-webkit-scrollbar {
            height: 6px;
        }
        .guest-scroll::-webkit-scrollbar-thumb {
            background: #ccc;
            border-radius: 3px;
        }
        .guest-card {
            flex: 0 0 220px;
            background: #fff;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            cursor: pointer;
        }
        .guest-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .guest-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
        .guest-card-body {
            padding: 14px;
            text-align: center;
        }
        .guest-card-body h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 4px;
        }
        .guest-card-body .guest-role {
            font-size: 0.8rem;
            color: var(--color-muted);
            margin-bottom: 6px;
        }
        .guest-card-body .guest-highlight {
            font-size: 0.78rem;
            color: var(--color-esports-dark);
            font-weight: 600;
        }

        /* 品牌介绍 */
        .brand-intro-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .brand-intro-block img {
            border-radius: var(--radius-card);
            width: 100%;
            height: 340px;
            object-fit: cover;
            box-shadow: var(--shadow-card);
        }
        .brand-intro-text h2 {
            font-size: 1.7rem;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--color-dark);
        }
        .brand-intro-text p {
            font-size: 1rem;
            color: var(--color-muted);
            line-height: 1.8;
            margin-bottom: 12px;
        }

        /* 使用指南 */
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .guide-step {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 28px 20px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            position: relative;
        }
        .guide-step:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .guide-step-num {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--color-esports);
            color: #000;
            font-weight: 800;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
        }
        .guide-step h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 6px;
        }
        .guide-step p {
            font-size: 0.85rem;
            color: var(--color-muted);
            line-height: 1.5;
        }

        /* 社会认同 */
        .social-proof-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 28px 20px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
        }
        .stat-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }
        .stat-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--color-dark);
            letter-spacing: -1px;
        }
        .stat-number .plus {
            color: var(--color-esports);
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--color-muted);
            margin-top: 4px;
        }
        .partner-logos {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            align-items: center;
            justify-content: center;
            margin-top: 32px;
            padding: 20px;
            background: #fafafa;
            border-radius: var(--radius-card);
        }
        .partner-logos img {
            height: 40px;
            width: auto;
            opacity: 0.7;
            transition: opacity var(--transition-fast);
            object-fit: contain;
        }
        .partner-logos img:hover {
            opacity: 1;
        }

        /* 收藏分享 */
        .share-block {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
            align-items: stretch;
        }
        .share-card {
            flex: 1;
            min-width: 200px;
            max-width: 280px;
            background: #fff;
            border-radius: var(--radius-card);
            padding: 28px 20px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            cursor: pointer;
        }
        .share-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .share-icon-circle {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: #f0fdf4;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 1.6rem;
            transition: background var(--transition-fast);
        }
        .share-card:hover .share-icon-circle {
            background: var(--color-esports);
        }
        .share-card h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 4px;
        }
        .share-card p {
            font-size: 0.82rem;
            color: var(--color-muted);
            line-height: 1.5;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .faq-question {
            width: 100%;
            padding: 18px 20px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-dark);
            background: #fff;
            text-align: left;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border: none;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: #fafdfa;
        }
        .faq-question .faq-arrow {
            transition: transform var(--transition-base);
            font-size: 0.8rem;
            color: var(--color-muted);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-arrow {
            transform: rotate(180deg);
            color: var(--color-esports);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base), padding var(--transition-base);
            padding: 0 20px;
            font-size: 0.9rem;
            color: var(--color-muted);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        /* 底部固定CTA */
        .mobile-fixed-cta {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--color-esports);
            color: #000;
            padding: 12px 20px;
            z-index: 998;
            justify-content: space-between;
            align-items: center;
            font-weight: 700;
            font-size: 0.9rem;
            box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.2);
        }
        .mobile-fixed-cta .cta-text {
            flex: 1;
            font-size: 0.85rem;
        }
        .mobile-fixed-cta .btn-compact {
            padding: 8px 18px;
            background: #000;
            color: #fff;
            border-radius: 20px;
            font-weight: 700;
            font-size: 0.82rem;
            white-space: nowrap;
            transition: all var(--transition-fast);
        }
        .mobile-fixed-cta .btn-compact:hover {
            background: #1a1a1a;
            transform: scale(1.04);
        }

        /* Footer */
        .site-footer {
            background: var(--color-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 24px 28px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            max-width: 1280px;
            margin: 0 auto;
        }
        .footer-col h4 {
            color: #fff;
            font-weight: 700;
            font-size: 0.95rem;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }
        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.85rem;
            padding: 4px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-esports);
        }
        .footer-bottom {
            max-width: 1280px;
            margin: 32px auto 0;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            align-items: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--color-esports);
        }

        /* 动画 */
        @keyframes fadeInDown {
            from {
                opacity: 0;
                transform: translateY(-12px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.35;
            }
        }
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-on-scroll {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity 0.7s ease, transform 0.7s ease;
        }
        .animate-on-scroll.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .hero-content {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero-cover-card img {
                height: 240px;
            }
            .hero-text h1 {
                font-size: 2rem;
            }
            .hot-rec-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hot-rec-main {
                grid-column: span 2;
                grid-row: span 1;
            }
            .hot-rec-main img {
                min-height: 240px;
            }
            .brand-intro-block {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .brand-intro-block img {
                height: 260px;
            }
            .guide-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .social-proof-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .nav-channels {
                display: none;
            }
            .nav-hot-tag {
                display: none;
            }
            .hamburger-btn {
                display: flex;
            }
            .hero-content {
                grid-template-columns: 1fr;
                padding: 24px 16px;
            }
            .hero-text h1 {
                font-size: 1.6rem;
            }
            .hero-cover-card img {
                height: 200px;
            }
            .hero-form {
                flex-direction: column;
            }
            .hero-form input {
                min-width: auto;
            }
            .collection-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .collection-card img {
                height: 130px;
            }
            .hot-rec-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .hot-rec-main {
                grid-column: span 1;
            }
            .hot-rec-main img {
                min-height: 200px;
            }
            .brand-intro-block {
                grid-template-columns: 1fr;
            }
            .brand-intro-block img {
                height: 220px;
            }
            .guide-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .social-proof-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .share-block {
                flex-direction: column;
                align-items: center;
            }
            .share-card {
                max-width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .mobile-fixed-cta {
                display: flex;
            }
            .section-container {
                padding: 40px 16px;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .news-item {
                flex-direction: column;
                gap: 6px;
            }
            .news-date {
                min-width: auto;
            }
            .guest-scroll {
                gap: 12px;
            }
            .guest-card {
                flex: 0 0 170px;
            }
            .guest-card img {
                height: 150px;
            }
            .ranking-table-wrap {
                font-size: 0.78rem;
            }
            .ranking-table th,
            .ranking-table td {
                padding: 10px 8px;
                font-size: 0.75rem;
            }
        }
        @media (max-width: 520px) {
            .hero-text h1 {
                font-size: 1.35rem;
            }
            .hero-text .hero-subtitle {
                font-size: 0.9rem;
            }
            .collection-grid {
                grid-template-columns: 1fr;
            }
            .guide-grid {
                grid-template-columns: 1fr;
            }
            .social-proof-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .section-container {
                padding: 32px 12px;
            }
            .section-title {
                font-size: 1.25rem;
            }
            .guest-card {
                flex: 0 0 150px;
            }
            .guest-card img {
                height: 130px;
            }
        }

/* roulang page: category2 */
:root {
            --color-esports: #0AFF6D;
            --color-esports-dark: #07CC55;
            --color-esports-light: #e6fff2;
            --color-dark: #1E1E1E;
            --color-dark-800: #2A2A2A;
            --color-dark-700: #3A3A3A;
            --color-light: #F5F5F5;
            --color-light-200: #EAEAEA;
            --color-muted: #6B7280;
            --color-card: #FFFFFF;
            --color-border: #E5E7EB;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-lg: 14px;
            --shadow-card: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-card-hover: 0 8px 28px rgba(0, 0, 0, 0.15);
            --shadow-nav: 0 2px 20px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
            --transition-base: 0.3s ease;
            --transition-fast: 0.2s ease;
        }

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

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            line-height: 1.7;
            color: var(--color-dark);
            background-color: var(--color-light);
            overflow-x: hidden;
            min-height: 100vh;
            box-sizing: border-box;
        }

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

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

        a:hover {
            color: var(--color-esports);
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input {
            font-family: inherit;
            outline: none;
        }

        /* 导航 */
        #site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #ffffff;
            transition: box-shadow var(--transition-base);
        }

        #site-header.scrolled {
            box-shadow: var(--shadow-nav);
        }

        .nav-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid var(--color-light-200);
        }

        .nav-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-dark);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .nav-logo .logo-accent {
            color: var(--color-esports);
        }

        .nav-search-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-light);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background var(--transition-fast), transform var(--transition-fast);
            font-size: 1.1rem;
            color: var(--color-dark);
            position: relative;
        }

        .nav-search-icon:hover {
            background: var(--color-esports);
            color: #000;
            transform: scale(1.05);
        }

        .search-dropdown {
            position: absolute;
            top: 100%;
            right: 0;
            width: 320px;
            max-width: 90vw;
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card-hover);
            padding: 16px;
            display: none;
            z-index: 1001;
            margin-top: 8px;
        }

        .search-dropdown.show {
            display: block;
            animation: fadeInDown 0.25s ease;
        }

        .search-dropdown input {
            width: 100%;
            padding: 10px 14px;
            border: 2px solid var(--color-light-200);
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            transition: border-color var(--transition-fast);
        }

        .search-dropdown input:focus {
            border-color: var(--color-esports);
        }

        .nav-channels {
            display: flex;
            align-items: center;
            gap: 0;
            flex-wrap: nowrap;
            overflow-x: auto;
            padding: 6px 0;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .nav-channels::-webkit-scrollbar {
            display: none;
        }

        .nav-channels a {
            display: inline-block;
            padding: 10px 16px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-muted);
            white-space: nowrap;
            border-bottom: 2px solid transparent;
            transition: color var(--transition-fast), border-color var(--transition-fast);
            flex-shrink: 0;
        }

        .nav-channels a:hover,
        .nav-channels a.active {
            color: var(--color-dark);
            border-bottom-color: var(--color-esports);
        }

        .nav-hot-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 12px;
            background: #FFF5F0;
            color: #E8551A;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            white-space: nowrap;
            flex-shrink: 0;
            margin-left: 8px;
            cursor: pointer;
            transition: background var(--transition-fast);
        }

        .nav-hot-tag:hover {
            background: #FFE8DB;
        }

        .nav-hot-tag .dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #E8551A;
            animation: pulse-dot 1.4s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.4;
                transform: scale(1.6);
            }
        }

        @keyframes fadeInDown {
            from {
                opacity: 0;
                transform: translateY(-10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes countUp {
            from {
                opacity: 0;
                transform: translateY(10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* 汉堡菜单 */
        .hamburger-btn {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            background: var(--color-light);
            border-radius: 8px;
            cursor: pointer;
            flex-direction: column;
            gap: 5px;
            z-index: 1002;
            border: none;
        }

        .hamburger-btn span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-dark);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        .hamburger-btn.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .hamburger-btn.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger-btn.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* 容器 */
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* 按钮 */
        .btn-primary {
            display: inline-block;
            padding: 13px 28px;
            background: var(--color-esports);
            color: #000;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            text-align: center;
            white-space: nowrap;
            letter-spacing: 0.3px;
        }

        .btn-primary:hover {
            background: var(--color-esports-dark);
            transform: scale(1.03);
            color: #000;
            box-shadow: 0 6px 20px rgba(10, 255, 109, 0.35);
        }

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

        .btn-outline {
            display: inline-block;
            padding: 12px 26px;
            border: 1.5px solid var(--color-esports);
            color: var(--color-esports);
            background: transparent;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            text-align: center;
            white-space: nowrap;
        }

        .btn-outline:hover {
            background: rgba(10, 255, 109, 0.08);
            color: var(--color-esports-dark);
            border-color: var(--color-esports-dark);
            transform: scale(1.02);
        }

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

        /* 卡片 */
        .card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            overflow: hidden;
        }

        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .card-body {
            padding: 24px;
        }

        /* Hero */
        .hero-section {
            position: relative;
            min-height: 85vh;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 30, 30, 0.82) 0%, rgba(20, 20, 20, 0.7) 40%, rgba(10, 10, 10, 0.78) 100%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
        }

        /* 排名卡片 */
        .rank-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            display: flex;
            align-items: center;
            gap: 16px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            border-left: 4px solid transparent;
        }

        .rank-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-left-color: var(--color-esports);
        }

        .rank-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-dark);
            min-width: 50px;
            text-align: center;
            line-height: 1;
        }

        .rank-number.top3 {
            color: var(--color-esports);
            text-shadow: 0 0 20px rgba(10, 255, 109, 0.3);
        }

        /* FAQ */
        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            background: #fff;
            transition: all var(--transition-fast);
        }

        .faq-question {
            padding: 18px 24px;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 1rem;
            color: var(--color-dark);
            transition: background var(--transition-fast);
            user-select: none;
        }

        .faq-question:hover {
            background: var(--color-light);
        }

        .faq-answer {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            color: var(--color-muted);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 18px;
        }

        .faq-item.open .faq-question {
            border-bottom: 1px solid var(--color-light-200);
        }

        .faq-icon {
            transition: transform 0.35s ease;
            font-size: 1.2rem;
            color: var(--color-muted);
            flex-shrink: 0;
        }

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

        /* 页脚 */
        .site-footer {
            background: var(--color-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 24px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .footer-col h4 {
            color: #fff;
            font-weight: 700;
            margin-bottom: 16px;
            font-size: 0.95rem;
            letter-spacing: 0.3px;
        }

        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.85rem;
            padding: 5px 0;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 36px;
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            justify-content: center;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.4);
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }

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

        /* 底部固定转化条 */
        .mobile-sticky-cta {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--color-dark);
            padding: 12px 20px;
            z-index: 999;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.25);
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }

        .mobile-sticky-cta .cta-text {
            color: #fff;
            font-size: 0.85rem;
            font-weight: 500;
            flex: 1;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .mobile-sticky-cta .btn-primary {
            padding: 10px 20px;
            font-size: 0.85rem;
            flex-shrink: 0;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .hero-section {
                min-height: 65vh;
            }
            .nav-channels a {
                padding: 8px 12px;
                font-size: 0.82rem;
            }
        }

        @media (max-width: 768px) {
            .hamburger-btn {
                display: flex;
            }
            .nav-channels {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #fff;
                box-shadow: var(--shadow-nav);
                padding: 8px 0;
                z-index: 1000;
                border-top: 1px solid var(--color-light-200);
            }
            .nav-channels.show {
                display: flex;
            }
            .nav-channels a {
                padding: 12px 20px;
                border-bottom: none;
                border-left: 3px solid transparent;
                font-size: 0.9rem;
            }
            .nav-channels a.active {
                border-left-color: var(--color-esports);
                border-bottom: none;
                background: var(--color-light);
            }
            .nav-hot-tag {
                margin: 8px 20px;
                align-self: flex-start;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: center;
                text-align: center;
                gap: 6px;
            }
            .hero-section {
                min-height: 55vh;
            }
            .mobile-sticky-cta {
                display: flex;
            }
            body {
                padding-bottom: 70px;
            }
            .rank-card {
                flex-wrap: wrap;
                gap: 10px;
            }
            .rank-number {
                font-size: 1.5rem;
                min-width: 36px;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .hero-section {
                min-height: 50vh;
            }
            .btn-primary,
            .btn-outline {
                padding: 10px 18px;
                font-size: 0.85rem;
            }
            .container {
                padding: 0 14px;
            }
            .card-body {
                padding: 16px;
            }
            .rank-card {
                padding: 14px 16px;
            }
        }

        /* 滚动淡入 */
        .fade-in-up {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }
        .fade-in-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* 数据指标高亮 */
        .metric-highlight {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--color-esports);
            line-height: 1.2;
            letter-spacing: -0.5px;
        }

        /* 分隔线 */
        .section-divider {
            width: 60px;
            height: 3px;
            background: var(--color-esports);
            border-radius: 2px;
            margin: 16px 0;
        }

        /* bento grid */
        .bento-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            grid-template-rows: auto auto;
            gap: 16px;
        }

        .bento-main {
            grid-row: span 2;
            border-radius: var(--radius-lg);
            overflow: hidden;
        }

        .bento-sub {
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(4px);
            padding: 24px;
            border: 1px solid rgba(255, 255, 255, 0.12);
        }

        @media (max-width: 768px) {
            .bento-grid {
                grid-template-columns: 1fr;
                grid-template-rows: auto;
            }
            .bento-main {
                grid-row: span 1;
            }
            .metric-highlight {
                font-size: 1.8rem;
            }
        }

/* roulang page: category1 */
:root {
            --color-esports: #0AFF6D;
            --color-esports-dark: #07CC55;
            --color-esports-light: rgba(10, 255, 109, 0.12);
            --color-dark: #1E1E1E;
            --color-dark-800: #2A2A2A;
            --color-dark-700: #3A3A3A;
            --color-light: #F5F5F5;
            --color-light-200: #EAEAEA;
            --color-muted: #6B7280;
            --color-card: #FFFFFF;
            --color-border: #E5E7EB;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-lg: 14px;
            --shadow-card: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-card-hover: 0 8px 28px rgba(0, 0, 0, 0.15);
            --shadow-nav: 0 2px 20px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
            --transition-base: 0.3s ease;
            --transition-fast: 0.2s ease;
        }

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

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

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            line-height: 1.7;
            color: var(--color-dark);
            background-color: var(--color-light);
            overflow-x: hidden;
            min-height: 100vh;
            margin: 0;
        }

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

        a:hover {
            color: var(--color-esports);
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input {
            font-family: inherit;
            outline: none;
        }

        .container-site {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* 导航 */
        #site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #ffffff;
            transition: box-shadow var(--transition-base);
        }

        #site-header.scrolled {
            box-shadow: var(--shadow-nav);
        }

        .nav-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid var(--color-light-200);
        }

        .nav-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-dark);
            letter-spacing: 0.5px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .nav-logo .logo-accent {
            color: var(--color-esports);
        }

        .nav-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 6px;
            background: var(--color-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-esports);
            font-weight: 900;
            font-size: 0.85rem;
        }

        .nav-search-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-light);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background var(--transition-fast), transform var(--transition-fast);
            font-size: 1.1rem;
            color: var(--color-dark);
        }

        .nav-search-icon:hover {
            background: var(--color-esports);
            color: #000;
            transform: scale(1.05);
        }

        .search-dropdown {
            position: absolute;
            top: 100%;
            right: 0;
            width: 340px;
            max-width: 90vw;
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-lg);
            padding: 16px;
            display: none;
            z-index: 1001;
        }

        .search-dropdown.show {
            display: block;
            animation: fadeInDown 0.25s ease;
        }

        .search-dropdown input {
            width: 100%;
            padding: 10px 14px;
            border: 2px solid var(--color-light-200);
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            transition: border-color var(--transition-fast);
        }

        .search-dropdown input:focus {
            border-color: var(--color-esports);
        }

        .nav-channels {
            display: flex;
            align-items: center;
            gap: 0;
            flex-wrap: nowrap;
            overflow-x: auto;
            padding: 6px 0;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .nav-channels::-webkit-scrollbar {
            display: none;
        }

        .nav-channels a {
            display: inline-block;
            padding: 10px 16px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-muted);
            white-space: nowrap;
            border-bottom: 2px solid transparent;
            transition: color var(--transition-fast), border-color var(--transition-fast);
            flex-shrink: 0;
        }

        .nav-channels a:hover,
        .nav-channels a.active {
            color: var(--color-dark);
            border-bottom-color: var(--color-esports);
        }

        .nav-hot-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 12px;
            background: #FFF5F0;
            color: #E8551A;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            white-space: nowrap;
            flex-shrink: 0;
            margin-left: 8px;
            cursor: pointer;
            transition: background var(--transition-fast);
        }

        .nav-hot-tag:hover {
            background: #FFE8DB;
        }

        .nav-hot-tag .dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #E8551A;
            animation: pulse-dot 1.4s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.35;
            }
        }

        @keyframes fadeInDown {
            from {
                opacity: 0;
                transform: translateY(-12px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(28px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes floatUp {
            0% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-6px);
            }
            100% {
                transform: translateY(0);
            }
        }

        /* 汉堡菜单 */
        .hamburger-btn {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            background: var(--color-light);
            border-radius: 8px;
            cursor: pointer;
            flex-direction: column;
            gap: 5px;
            z-index: 1002;
            border: none;
            flex-shrink: 0;
        }

        .hamburger-btn span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-dark);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        .hamburger-btn.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .hamburger-btn.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger-btn.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: rgba(0, 0, 0, 0.55);
            z-index: 999;
        }

        .mobile-nav-overlay.show {
            display: block;
        }

        .mobile-nav-panel {
            position: fixed;
            top: 0;
            right: -320px;
            width: 300px;
            max-width: 85vw;
            height: 100vh;
            background: #fff;
            z-index: 1001;
            padding: 80px 24px 40px;
            transition: right var(--transition-base);
            overflow-y: auto;
            box-shadow: -4px 0 24px rgba(0, 0, 0, 0.18);
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .mobile-nav-panel.show {
            right: 0;
        }

        .mobile-nav-panel a {
            display: block;
            padding: 12px 16px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-dark);
            border-radius: var(--radius-btn);
            transition: background var(--transition-fast);
        }

        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background: var(--color-esports-light);
            color: var(--color-dark);
        }

        /* Hero */
        .hero-section {
            position: relative;
            min-height: 85vh;
            display: flex;
            align-items: center;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            overflow: hidden;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 30, 30, 0.88) 0%, rgba(30, 30, 30, 0.72) 50%, rgba(10, 255, 109, 0.06) 100%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            width: 100%;
        }

        .hero-text h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: #ffffff;
            line-height: 1.25;
            margin: 0 0 18px;
            letter-spacing: 0.3px;
        }

        .hero-text h1 .highlight {
            color: var(--color-esports);
            position: relative;
        }

        .hero-text .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.78);
            line-height: 1.7;
            margin: 0 0 28px;
            max-width: 520px;
        }

        .hero-btns {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: var(--color-esports);
            color: #000;
            font-weight: 700;
            font-size: 0.95rem;
            border-radius: var(--radius-btn);
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: var(--color-esports-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(10, 255, 109, 0.35);
            color: #000;
        }

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

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: transparent;
            color: var(--color-esports);
            font-weight: 700;
            font-size: 0.95rem;
            border-radius: var(--radius-btn);
            border: 2px solid var(--color-esports);
            transition: background var(--transition-fast), transform var(--transition-fast), color var(--transition-fast);
            white-space: nowrap;
        }

        .btn-secondary:hover {
            background: rgba(10, 255, 109, 0.12);
            transform: translateY(-2px);
            color: var(--color-esports);
        }

        .btn-secondary:focus-visible {
            outline: 2px solid var(--color-esports);
            outline-offset: 3px;
        }

        .hero-data-card {
            background: rgba(255, 255, 255, 0.95);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-lg);
            backdrop-filter: blur(6px);
            animation: floatUp 5s ease-in-out infinite;
        }

        .hero-data-card .data-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px solid var(--color-light-200);
        }

        .hero-data-card .data-row:last-child {
            border-bottom: none;
        }

        .hero-data-card .data-label {
            font-size: 0.85rem;
            color: var(--color-muted);
            font-weight: 500;
        }

        .hero-data-card .data-value {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-dark);
        }

        .hero-data-card .data-value.live {
            color: #E8551A;
            animation: pulse-dot 1.4s infinite;
        }

        .hero-data-card .data-badge {
            display: inline-block;
            padding: 3px 10px;
            background: var(--color-esports-light);
            color: #07AA44;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            margin-bottom: 12px;
        }

        /* 板块通用 */
        .section-block {
            padding: 60px 0;
        }

        .section-block.bg-white {
            background: #ffffff;
        }

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

        .section-block.bg-dark {
            background: var(--color-dark);
            color: #ffffff;
        }

        .section-title {
            font-size: 1.8rem;
            font-weight: 700;
            margin: 0 0 10px;
            line-height: 1.3;
            color: inherit;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--color-muted);
            margin: 0 0 36px;
            line-height: 1.6;
        }

        .section-block.bg-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.6);
        }

        /* 指标条 */
        .metrics-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            background: #ffffff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            overflow: hidden;
        }

        .metric-item {
            text-align: center;
            padding: 28px 16px;
            border-right: 1px solid var(--color-light-200);
            transition: background var(--transition-fast);
        }

        .metric-item:last-child {
            border-right: none;
        }

        .metric-item:hover {
            background: var(--color-light);
        }

        .metric-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-esports);
            line-height: 1;
            margin-bottom: 6px;
        }

        .metric-label {
            font-size: 0.85rem;
            color: var(--color-muted);
            font-weight: 500;
        }

        /* 卖点三连 */
        .selling-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.9fr 1fr;
            gap: 20px;
        }

        .selling-card {
            background: #ffffff;
            border-radius: var(--radius-card);
            padding: 28px;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-base), transform var(--transition-base);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .selling-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .selling-card .card-icon {
            font-size: 2rem;
            width: 50px;
            height: 50px;
            border-radius: 10px;
            background: var(--color-esports-light);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .selling-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin: 0;
            color: var(--color-dark);
        }

        .selling-card p {
            font-size: 0.9rem;
            color: var(--color-muted);
            margin: 0;
            line-height: 1.6;
        }

        .selling-card .card-stat {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--color-esports);
            margin-top: auto;
        }

        /* 场景演示 */
        .scene-grid {
            display: grid;
            grid-template-columns: 3fr 2fr;
            gap: 40px;
            align-items: center;
        }

        .scene-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .scene-image img {
            width: 100%;
            height: auto;
            transition: transform 0.5s ease;
        }

        .scene-image:hover img {
            transform: scale(1.03);
        }

        .scene-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin: 0 0 14px;
            line-height: 1.3;
        }

        .scene-text p {
            font-size: 0.95rem;
            color: var(--color-muted);
            line-height: 1.75;
            margin: 0 0 10px;
        }

        /* 深度内容 */
        .deep-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: start;
        }

        .deep-content.full-width {
            grid-template-columns: 1fr;
            max-width: 800px;
            margin: 0 auto;
        }

        .deep-content.reverse {
            direction: rtl;
        }

        .deep-content.reverse>* {
            direction: ltr;
        }

        .deep-text h3 {
            font-size: 1.4rem;
            font-weight: 700;
            margin: 0 0 14px;
            line-height: 1.3;
        }

        .deep-text p {
            font-size: 0.95rem;
            color: var(--color-muted);
            line-height: 1.8;
            margin: 0 0 12px;
        }

        .deep-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .deep-image img {
            width: 100%;
            height: auto;
        }

        /* 覆盖范围 */
        .coverage-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .coverage-item {
            background: #ffffff;
            border-radius: var(--radius-card);
            padding: 20px;
            display: flex;
            align-items: center;
            gap: 14px;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-base), transform var(--transition-base);
        }

        .coverage-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .coverage-item .cov-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: var(--color-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-esports);
            font-weight: 700;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .coverage-item h4 {
            font-size: 0.95rem;
            font-weight: 600;
            margin: 0 0 2px;
            color: var(--color-dark);
        }

        .coverage-item span {
            font-size: 0.8rem;
            color: var(--color-muted);
        }

        /* FAQ */
        .faq-list {
            max-width: 700px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .faq-item {
            background: #ffffff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow var(--transition-base);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-card-hover);
        }

        .faq-question {
            width: 100%;
            padding: 18px 22px;
            background: none;
            text-align: left;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-dark);
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            transition: background var(--transition-fast);
        }

        .faq-question:hover {
            background: var(--color-light);
        }

        .faq-question .faq-arrow {
            transition: transform var(--transition-fast);
            font-size: 0.8rem;
            color: var(--color-muted);
            flex-shrink: 0;
        }

        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            color: var(--color-esports);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 22px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }

        .faq-answer p {
            font-size: 0.9rem;
            color: var(--color-muted);
            line-height: 1.7;
            margin: 0;
        }

        /* CTA */
        .cta-section {
            background: var(--color-dark);
            color: #fff;
            text-align: center;
            padding: 60px 20px;
            border-radius: var(--radius-lg);
            margin: 0 20px;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(ellipse at center, rgba(10, 255, 109, 0.06) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-section h3 {
            font-size: 1.6rem;
            font-weight: 700;
            margin: 0 0 10px;
            position: relative;
            z-index: 1;
        }

        .cta-section p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.65);
            margin: 0 0 24px;
            position: relative;
            z-index: 1;
        }

        .cta-section .btn-primary {
            position: relative;
            z-index: 1;
            font-size: 1rem;
            padding: 16px 36px;
        }

        /* 底部固定转化条 */
        .mobile-sticky-cta {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(30, 30, 30, 0.94);
            backdrop-filter: blur(10px);
            padding: 10px 16px;
            z-index: 998;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .mobile-sticky-cta span {
            color: #fff;
            font-size: 0.85rem;
            font-weight: 500;
            flex: 1;
            min-width: 0;
        }

        .mobile-sticky-cta .btn-primary {
            padding: 10px 20px;
            font-size: 0.85rem;
            border-radius: 20px;
            flex-shrink: 0;
        }

        /* 页脚 */
        .site-footer {
            background: var(--color-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 50px 0 30px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 14px;
        }

        .footer-col a {
            display: block;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.55);
            padding: 4px 0;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            max-width: 1280px;
            margin: 30px auto 0;
            padding: 20px 20px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.4);
            justify-content: center;
            text-align: center;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }

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

        /* 响应式 */
        @media (max-width: 1024px) {
            .hero-content {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .hero-text h1 {
                font-size: 2.2rem;
            }
            .selling-grid {
                grid-template-columns: 1fr 1fr;
            }
            .scene-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .deep-content {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .metrics-strip {
                grid-template-columns: repeat(2, 1fr);
            }
            .coverage-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .nav-channels {
                display: none;
            }
            .hamburger-btn {
                display: flex;
            }
            .hero-section {
                min-height: 70vh;
                padding: 40px 0;
            }
            .hero-text h1 {
                font-size: 1.7rem;
            }
            .hero-text .hero-subtitle {
                font-size: 0.95rem;
            }
            .selling-grid {
                grid-template-columns: 1fr;
            }
            .metrics-strip {
                grid-template-columns: 1fr 1fr;
            }
            .metric-number {
                font-size: 1.6rem;
            }
            .coverage-grid {
                grid-template-columns: 1fr;
            }
            .section-block {
                padding: 40px 0;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .mobile-sticky-cta {
                display: flex;
            }
            body {
                padding-bottom: 60px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: center;
                gap: 6px;
            }
            .hero-btns {
                flex-direction: column;
                width: 100%;
            }
            .hero-btns .btn-primary,
            .hero-btns .btn-secondary {
                width: 100%;
                justify-content: center;
            }
            .cta-section {
                margin: 0 10px;
                padding: 40px 16px;
            }
        }

        @media (max-width: 520px) {
            .hero-text h1 {
                font-size: 1.45rem;
            }
            .metrics-strip {
                grid-template-columns: 1fr 1fr;
            }
            .metric-item {
                padding: 20px 10px;
            }
            .metric-number {
                font-size: 1.35rem;
            }
            .search-dropdown {
                right: -60px;
                width: 280px;
            }
        }

/* roulang page: category3 */
:root {
            --color-esports: #0AFF6D;
            --color-esports-dark: #07CC55;
            --color-dark: #1E1E1E;
            --color-dark-800: #2A2A2A;
            --color-dark-700: #3A3A3A;
            --color-light: #F5F5F5;
            --color-light-200: #EAEAEA;
            --color-muted: #6B7280;
            --color-card: #FFFFFF;
            --color-border: #E5E7EB;
            --radius-card: 8px;
            --radius-btn: 6px;
            --shadow-card: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-card-hover: 0 8px 28px rgba(0, 0, 0, 0.15);
            --shadow-nav: 0 2px 20px rgba(0, 0, 0, 0.10);
            --transition-base: 0.3s ease;
            --transition-fast: 0.2s ease;
        }

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

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            line-height: 1.7;
            color: var(--color-dark);
            background-color: var(--color-light);
            overflow-x: hidden;
            min-height: 100vh;
            margin: 0;
            padding: 0;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-esports);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }
        input {
            font-family: inherit;
            outline: none;
        }

        #site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #ffffff;
            transition: box-shadow var(--transition-base);
        }
        #site-header.scrolled {
            box-shadow: var(--shadow-nav);
        }
        .nav-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid var(--color-light-200);
        }
        .nav-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-dark);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .nav-logo .logo-accent {
            color: var(--color-esports);
        }
        .nav-search-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-light);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background var(--transition-fast), transform var(--transition-fast);
            font-size: 1.1rem;
            color: var(--color-dark);
        }
        .nav-search-icon:hover {
            background: var(--color-esports);
            color: #000;
            transform: scale(1.05);
        }
        .search-dropdown {
            position: absolute;
            top: 100%;
            right: 0;
            width: 320px;
            max-width: 90vw;
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card-hover);
            padding: 16px;
            display: none;
            z-index: 1001;
        }
        .search-dropdown.show {
            display: block;
            animation: fadeInDown 0.25s ease;
        }
        .search-dropdown input {
            width: 100%;
            padding: 10px 14px;
            border: 2px solid var(--color-light-200);
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            transition: border-color var(--transition-fast);
        }
        .search-dropdown input:focus {
            border-color: var(--color-esports);
        }
        @keyframes fadeInDown {
            from {
                opacity: 0;
                transform: translateY(-8px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        @keyframes countUp {
            from {
                opacity: 0;
                transform: translateY(16px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-on-scroll {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }
        .animate-on-scroll.visible {
            opacity: 1;
            transform: translateY(0);
        }
        .nav-channels {
            display: flex;
            align-items: center;
            gap: 0;
            flex-wrap: nowrap;
            overflow-x: auto;
            padding: 6px 0;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-channels::-webkit-scrollbar {
            display: none;
        }
        .nav-channels a {
            display: inline-block;
            padding: 10px 16px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-muted);
            white-space: nowrap;
            border-bottom: 2px solid transparent;
            transition: color var(--transition-fast), border-color var(--transition-fast);
            flex-shrink: 0;
        }
        .nav-channels a:hover,
        .nav-channels a.active {
            color: var(--color-dark);
            border-bottom-color: var(--color-esports);
        }
        .nav-hot-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 12px;
            background: #FFF5F0;
            color: #E8551A;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            white-space: nowrap;
            flex-shrink: 0;
            margin-left: 8px;
            cursor: pointer;
            transition: background var(--transition-fast);
        }
        .nav-hot-tag:hover {
            background: #FFE8DB;
        }
        .nav-hot-tag .dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #E8551A;
            animation: pulse-dot 1.4s infinite;
        }
        .hamburger-btn {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            background: var(--color-light);
            border-radius: 8px;
            cursor: pointer;
            flex-direction: column;
            gap: 5px;
            z-index: 1002;
            border: none;
        }
        .hamburger-btn span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-dark);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .hamburger-btn.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger-btn.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger-btn.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: #fff;
            z-index: 999;
            flex-direction: column;
            padding: 80px 24px 40px;
            overflow-y: auto;
            gap: 4px;
        }
        .mobile-nav-panel.open {
            display: flex;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 14px 16px;
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--color-dark);
            border-radius: 8px;
            transition: background var(--transition-fast);
        }
        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background: var(--color-light);
            color: var(--color-esports);
        }
        .btn-primary {
            display: inline-block;
            padding: 12px 24px;
            background: var(--color-esports);
            color: #000;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            cursor: pointer;
            border: none;
        }
        .btn-primary:hover {
            background: var(--color-esports-dark);
            transform: scale(1.03);
            color: #000;
        }
        .btn-primary:focus {
            outline: 2px solid var(--color-esports);
            outline-offset: 2px;
        }
        .btn-outline {
            display: inline-block;
            padding: 12px 24px;
            background: transparent;
            color: var(--color-esports);
            border: 1px solid var(--color-esports);
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .btn-outline:hover {
            background: rgba(10, 255, 109, 0.08);
            color: var(--color-esports-dark);
        }
        .btn-outline:focus {
            outline: 2px solid var(--color-esports);
            outline-offset: 2px;
        }
        .card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .news-list-item {
            border-bottom: 1px solid var(--color-border);
            padding: 16px 0;
            transition: background var(--transition-fast);
        }
        .news-list-item:hover {
            background: rgba(10, 255, 109, 0.02);
        }
        .news-list-item:last-child {
            border-bottom: none;
        }
        .tag-badge {
            display: inline-block;
            padding: 4px 10px;
            background: rgba(10, 255, 109, 0.1);
            color: #07AA44;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 600;
            transition: background var(--transition-fast);
        }
        .tag-badge:hover {
            background: rgba(10, 255, 109, 0.2);
        }
        .site-footer {
            background: var(--color-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 0;
            margin-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px 40px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }
        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.85rem;
            padding: 5px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-esports);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 16px 24px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.4);
            max-width: 1280px;
            margin: 0 auto;
            justify-content: center;
            text-align: center;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--color-esports);
        }
        .mobile-sticky-cta {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--color-dark);
            padding: 12px 20px;
            z-index: 998;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            border-top: 2px solid var(--color-esports);
        }
        .mobile-sticky-cta .cta-text {
            color: #fff;
            font-size: 0.85rem;
            font-weight: 600;
            flex: 1;
        }
        .mobile-sticky-cta .btn-primary {
            padding: 10px 18px;
            font-size: 0.82rem;
            white-space: nowrap;
        }
        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            margin-bottom: 10px;
            overflow: hidden;
            background: #fff;
        }
        .faq-question {
            padding: 16px 20px;
            cursor: pointer;
            font-weight: 600;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: background var(--transition-fast);
            font-size: 0.95rem;
        }
        .faq-question:hover {
            background: var(--color-light);
        }
        .faq-question .faq-icon {
            transition: transform var(--transition-base);
            font-size: 1.2rem;
            color: var(--color-esports);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            padding: 0 20px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            color: var(--color-muted);
            font-size: 0.9rem;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 16px;
        }
        .data-stat {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-esports);
            line-height: 1.2;
        }
        .data-stat-label {
            font-size: 0.85rem;
            color: var(--color-muted);
            margin-top: 4px;
        }
        .hero-data-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 10px;
            padding: 16px 20px;
            color: #fff;
            font-size: 0.85rem;
            backdrop-filter: blur(4px);
        }
        .hero-data-card .rank-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-esports);
        }
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .nav-channels a {
                padding: 8px 12px;
                font-size: 0.82rem;
            }
            .nav-hot-tag {
                font-size: 0.75rem;
                padding: 5px 10px;
            }
        }
        @media (max-width: 768px) {
            .hamburger-btn {
                display: flex;
            }
            .nav-channels {
                display: none;
            }
            .nav-hot-tag {
                display: none;
            }
            .nav-search-icon {
                width: 34px;
                height: 34px;
                font-size: 1rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .mobile-sticky-cta {
                display: flex;
            }
            body {
                padding-bottom: 70px;
            }
            .search-dropdown {
                width: 260px;
                right: -10px;
            }
            .data-stat {
                font-size: 1.6rem;
            }
            .hero-data-card {
                padding: 12px 14px;
                font-size: 0.78rem;
            }
            .hero-data-card .rank-num {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .nav-logo {
                font-size: 1.15rem;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 6px;
                text-align: center;
            }
            .btn-primary,
            .btn-outline {
                padding: 10px 18px;
                font-size: 0.85rem;
            }
        }

/* roulang page: category5 */
:root {
            --color-esports: #0AFF6D;
            --color-esports-dark: #07CC55;
            --color-dark: #1E1E1E;
            --color-dark-800: #2A2A2A;
            --color-dark-700: #3A3A3A;
            --color-light: #F5F5F5;
            --color-light-200: #EAEAEA;
            --color-muted: #6B7280;
            --color-card: #FFFFFF;
            --color-border: #E5E7EB;
            --radius-card: 8px;
            --radius-btn: 6px;
            --shadow-card: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-card-hover: 0 8px 28px rgba(0, 0, 0, 0.15);
            --shadow-nav: 0 2px 20px rgba(0, 0, 0, 0.10);
            --transition-base: 0.3s ease;
            --transition-fast: 0.2s ease;
        }

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

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            line-height: 1.7;
            color: var(--color-dark);
            background-color: var(--color-light);
            overflow-x: hidden;
            min-height: 100vh;
            margin: 0;
            padding: 0;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-esports);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }
        input {
            font-family: inherit;
            outline: none;
        }

        #site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #ffffff;
            transition: box-shadow var(--transition-base);
        }
        #site-header.scrolled {
            box-shadow: var(--shadow-nav);
        }
        .nav-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid var(--color-light-200);
        }
        .nav-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-dark);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .nav-logo .logo-accent {
            color: var(--color-esports);
        }
        .nav-search-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-light);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background var(--transition-fast), transform var(--transition-fast);
            font-size: 1.1rem;
            color: var(--color-dark);
            position: relative;
        }
        .nav-search-icon:hover {
            background: var(--color-esports);
            color: #000;
            transform: scale(1.05);
        }
        .nav-search-dropdown {
            position: absolute;
            top: 100%;
            right: 0;
            width: 320px;
            max-width: 90vw;
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card-hover);
            padding: 16px;
            display: none;
            z-index: 1001;
            margin-top: 8px;
        }
        .nav-search-dropdown.active {
            display: block;
            animation: fadeInDown 0.25s ease;
        }
        .nav-search-dropdown input {
            width: 100%;
            padding: 10px 14px;
            border: 2px solid var(--color-light-200);
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            transition: border-color var(--transition-fast);
        }
        .nav-search-dropdown input:focus {
            border-color: var(--color-esports);
        }
        @keyframes fadeInDown {
            from {
                opacity: 0;
                transform: translateY(-8px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }
        .nav-channels {
            display: flex;
            align-items: center;
            gap: 0;
            flex-wrap: nowrap;
            overflow-x: auto;
            padding: 6px 0;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-channels::-webkit-scrollbar {
            display: none;
        }
        .nav-channels a {
            display: inline-block;
            padding: 10px 16px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-muted);
            white-space: nowrap;
            border-bottom: 2px solid transparent;
            transition: color var(--transition-fast), border-color var(--transition-fast);
            flex-shrink: 0;
        }
        .nav-channels a:hover,
        .nav-channels a.active {
            color: var(--color-dark);
            border-bottom-color: var(--color-esports);
        }
        .nav-hot-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 12px;
            background: #FFF5F0;
            color: #E8551A;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            white-space: nowrap;
            flex-shrink: 0;
            margin-left: 8px;
            cursor: pointer;
            transition: background var(--transition-fast);
        }
        .nav-hot-tag:hover {
            background: #FFE8DB;
        }
        .nav-hot-tag .dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #E8551A;
            animation: pulse-dot 1.4s infinite;
        }
        .hamburger-btn {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            background: var(--color-light);
            border-radius: 8px;
            cursor: pointer;
            flex-direction: column;
            gap: 5px;
            z-index: 1002;
            border: none;
        }
        .hamburger-btn span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-dark);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .hamburger-btn.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger-btn.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger-btn.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .btn-primary {
            display: inline-block;
            background: var(--color-esports);
            color: #000;
            font-weight: 700;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            font-size: 0.95rem;
            text-align: center;
            cursor: pointer;
            border: none;
        }
        .btn-primary:hover {
            background: var(--color-esports-dark);
            transform: scale(1.04);
            color: #000;
        }
        .btn-primary:focus {
            outline: 2px solid var(--color-esports);
            outline-offset: 2px;
        }
        .btn-outline {
            display: inline-block;
            background: transparent;
            color: var(--color-esports);
            font-weight: 700;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--color-esports);
            transition: all var(--transition-fast);
            font-size: 0.95rem;
            text-align: center;
            cursor: pointer;
        }
        .btn-outline:hover {
            background: rgba(10, 255, 109, 0.08);
            color: var(--color-esports);
            transform: scale(1.04);
        }
        .btn-outline:focus {
            outline: 2px solid var(--color-esports);
            outline-offset: 2px;
        }

        .card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 24px;
            transition: all var(--transition-base);
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .section-padding {
            padding: 60px 0;
        }
        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--color-dark);
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--color-muted);
            margin-bottom: 32px;
        }

        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            background: #fff;
            transition: all var(--transition-base);
        }
        .faq-question {
            padding: 16px 20px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
            transition: background var(--transition-fast);
            color: var(--color-dark);
        }
        .faq-question:hover {
            background: #f9fafb;
        }
        .faq-icon {
            transition: transform var(--transition-base);
            font-size: 1.2rem;
            color: var(--color-esports);
            flex-shrink: 0;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 20px;
            color: var(--color-muted);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 16px;
        }

        .mobile-cta-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--color-dark);
            padding: 10px 20px;
            z-index: 999;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            border-top: 2px solid var(--color-esports);
        }
        .mobile-cta-bar .cta-text {
            color: #fff;
            font-size: 0.9rem;
            font-weight: 600;
            white-space: nowrap;
        }
        .mobile-cta-bar .btn-primary {
            padding: 10px 20px;
            font-size: 0.85rem;
            white-space: nowrap;
        }

        .site-footer {
            background: var(--color-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 20px;
            margin-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .footer-col h4 {
            color: #fff;
            font-weight: 700;
            margin-bottom: 14px;
            font-size: 0.95rem;
        }
        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.85rem;
            padding: 4px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-esports);
        }
        .footer-bottom {
            max-width: 1280px;
            margin: 32px auto 0;
            padding: 16px 20px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            flex-wrap: wrap;
            gap: 10px 20px;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.4);
            justify-content: center;
            text-align: center;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a:hover {
            color: var(--color-esports);
        }

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .section-padding {
                padding: 40px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger-btn {
                display: flex;
            }
            .nav-channels {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 8px 0;
                box-shadow: var(--shadow-nav);
                z-index: 1000;
                border-top: 1px solid var(--color-light-200);
            }
            .nav-channels.mobile-open {
                display: flex;
            }
            .nav-channels a {
                padding: 12px 20px;
                border-bottom: none;
                border-left: 3px solid transparent;
            }
            .nav-channels a.active {
                border-left-color: var(--color-esports);
                border-bottom: none;
            }
            .nav-hot-tag {
                margin: 8px 20px;
                align-self: flex-start;
            }
            .mobile-cta-bar {
                display: flex;
            }
            body {
                padding-bottom: 70px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .section-padding {
                padding: 32px 0;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .container {
                padding: 0 16px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: center;
                gap: 6px;
            }
            .nav-logo {
                font-size: 1.15rem;
            }
            .section-title {
                font-size: 1.2rem;
            }
            .btn-primary,
            .btn-outline {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
        }

/* roulang page: category4 */
:root {
            --color-esports: #0AFF6D;
            --color-esports-dark: #07CC55;
            --color-dark: #1E1E1E;
            --color-dark-800: #2A2A2A;
            --color-dark-700: #3A3A3A;
            --color-light: #F5F5F5;
            --color-light-200: #EAEAEA;
            --color-muted: #6B7280;
            --color-card: #FFFFFF;
            --color-border: #E5E7EB;
            --radius-card: 8px;
            --radius-btn: 6px;
            --shadow-card: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-card-hover: 0 8px 28px rgba(0, 0, 0, 0.15);
            --shadow-nav: 0 2px 20px rgba(0, 0, 0, 0.10);
            --transition-base: 0.3s ease;
            --transition-fast: 0.2s ease;
        }

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

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            line-height: 1.7;
            color: var(--color-dark);
            background-color: var(--color-light);
            overflow-x: hidden;
            min-height: 100vh;
            margin: 0;
            padding: 0;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-esports);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }
        input {
            font-family: inherit;
            outline: none;
        }

        #site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #ffffff;
            transition: box-shadow var(--transition-base);
        }
        #site-header.scrolled {
            box-shadow: var(--shadow-nav);
        }
        .nav-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid var(--color-light-200);
        }
        .nav-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-dark);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .nav-logo .logo-accent {
            color: var(--color-esports);
        }
        .nav-search-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-light);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background var(--transition-fast), transform var(--transition-fast);
            font-size: 1.1rem;
            color: var(--color-dark);
            position: relative;
        }
        .nav-search-icon:hover {
            background: var(--color-esports);
            color: #000;
            transform: scale(1.05);
        }
        .nav-search-dropdown {
            position: absolute;
            top: 100%;
            right: 0;
            width: 320px;
            max-width: 90vw;
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card-hover);
            padding: 16px;
            display: none;
            z-index: 1001;
            margin-top: 8px;
        }
        .nav-search-dropdown.show {
            display: block;
            animation: fadeInDown 0.25s ease;
        }
        .nav-search-dropdown input {
            width: 100%;
            padding: 10px 14px;
            border: 2px solid var(--color-light-200);
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            transition: border-color var(--transition-fast);
        }
        .nav-search-dropdown input:focus {
            border-color: var(--color-esports);
        }
        .nav-channels {
            display: flex;
            align-items: center;
            gap: 0;
            flex-wrap: nowrap;
            overflow-x: auto;
            padding: 6px 0;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-channels::-webkit-scrollbar {
            display: none;
        }
        .nav-channels a {
            display: inline-block;
            padding: 10px 16px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-muted);
            white-space: nowrap;
            border-bottom: 2px solid transparent;
            transition: color var(--transition-fast), border-color var(--transition-fast);
            flex-shrink: 0;
        }
        .nav-channels a:hover,
        .nav-channels a.active {
            color: var(--color-dark);
            border-bottom-color: var(--color-esports);
        }
        .nav-hot-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 12px;
            background: #FFF5F0;
            color: #E8551A;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            white-space: nowrap;
            flex-shrink: 0;
            margin-left: 8px;
            cursor: pointer;
            transition: background var(--transition-fast);
        }
        .nav-hot-tag:hover {
            background: #FFE8DB;
        }
        .nav-hot-tag .dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #E8551A;
            animation: pulse-dot 1.4s infinite;
        }

        .hamburger-btn {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            background: var(--color-light);
            border-radius: 8px;
            cursor: pointer;
            flex-direction: column;
            gap: 5px;
            z-index: 1002;
            border: none;
            flex-shrink: 0;
        }
        .hamburger-btn span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-dark);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .hamburger-btn.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger-btn.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger-btn.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        @keyframes fadeInDown {
            from {
                opacity: 0;
                transform: translateY(-10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.35;
            }
        }
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        @keyframes shimmer {
            0% {
                background-position: -200% 0;
            }
            100% {
                background-position: 200% 0;
            }
        }

        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .btn-primary {
            display: inline-block;
            background: var(--color-esports);
            color: #000;
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 1rem;
            transition: all var(--transition-fast);
            cursor: pointer;
            border: none;
            text-align: center;
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: var(--color-esports-dark);
            transform: scale(1.03);
            color: #000;
            box-shadow: 0 6px 20px rgba(10, 255, 109, 0.35);
        }
        .btn-primary:focus {
            outline: 2px solid var(--color-esports);
            outline-offset: 2px;
        }
        .btn-outline {
            display: inline-block;
            background: transparent;
            color: var(--color-esports);
            padding: 13px 30px;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 1rem;
            border: 1.5px solid var(--color-esports);
            transition: all var(--transition-fast);
            cursor: pointer;
            text-align: center;
            white-space: nowrap;
        }
        .btn-outline:hover {
            background: rgba(10, 255, 109, 0.08);
            color: var(--color-esports-dark);
            border-color: var(--color-esports-dark);
            transform: scale(1.02);
        }
        .btn-outline:focus {
            outline: 2px solid var(--color-esports);
            outline-offset: 2px;
        }

        .card-elevated {
            background: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            padding: 24px;
        }
        .card-elevated:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .section-padding {
            padding: 64px 0;
        }
        .section-padding-sm {
            padding: 40px 0;
        }
        .section-padding-lg {
            padding: 80px 0;
        }

        .tag-chip {
            display: inline-block;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.82rem;
            font-weight: 600;
            background: #F0FDF4;
            color: #059669;
            white-space: nowrap;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: 1.5px solid transparent;
            user-select: none;
        }
        .tag-chip:hover {
            background: #DCFCE7;
            transform: scale(1.04);
        }
        .tag-chip.selected {
            background: var(--color-esports);
            color: #000;
            border-color: var(--color-esports-dark);
            font-weight: 700;
        }

        .time-slot {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            border-radius: var(--radius-btn);
            font-size: 0.88rem;
            font-weight: 500;
            background: #fff;
            border: 1.5px solid var(--color-border);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            user-select: none;
        }
        .time-slot:hover {
            border-color: var(--color-esports);
            background: #FAFFFB;
        }
        .time-slot.selected {
            border-color: var(--color-esports);
            background: rgba(10, 255, 109, 0.08);
            font-weight: 700;
            color: #000;
        }

        .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--color-esports);
            line-height: 1.1;
            letter-spacing: -0.5px;
        }

        .faq-item {
            border-bottom: 1px solid var(--color-border);
            overflow: hidden;
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 0;
            font-size: 1rem;
            font-weight: 600;
            background: transparent;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            color: var(--color-dark);
            transition: color var(--transition-fast);
            border: none;
        }
        .faq-question:hover {
            color: var(--color-esports-dark);
        }
        .faq-question .faq-icon {
            transition: transform var(--transition-base);
            font-size: 1.2rem;
            flex-shrink: 0;
            margin-left: 12px;
        }
        .faq-question.open .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }
        .faq-answer.open {
            max-height: 300px;
            padding-bottom: 16px;
        }
        .faq-answer p {
            color: var(--color-muted);
            font-size: 0.95rem;
            line-height: 1.7;
            margin: 0;
        }

        .site-footer {
            background: var(--color-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 24px;
            font-size: 0.88rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .footer-col h4 {
            color: #fff;
            font-weight: 700;
            margin-bottom: 14px;
            font-size: 0.95rem;
        }
        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            padding: 4px 0;
            transition: color var(--transition-fast);
            font-size: 0.84rem;
        }
        .footer-col a:hover {
            color: var(--color-esports);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            margin-top: 36px;
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px 24px;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.4);
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
            text-align: center;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-bottom a:hover {
            color: var(--color-esports);
        }

        .mobile-cta-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(30, 30, 30, 0.95);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            padding: 12px 20px;
            z-index: 999;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .mobile-cta-bar span {
            color: #fff;
            font-size: 0.85rem;
            font-weight: 500;
            flex: 1;
        }
        .mobile-cta-bar .btn-primary {
            padding: 10px 20px;
            font-size: 0.85rem;
            flex-shrink: 0;
        }

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .section-padding {
                padding: 48px 0;
            }
            .section-padding-lg {
                padding: 56px 0;
            }
            .stat-number {
                font-size: 2rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger-btn {
                display: flex;
            }
            .nav-channels {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #fff;
                box-shadow: var(--shadow-nav);
                padding: 8px 0;
                z-index: 1000;
                border-top: 1px solid var(--color-light-200);
            }
            .nav-channels.open {
                display: flex;
            }
            .nav-channels a {
                padding: 12px 20px;
                border-bottom: none;
                border-left: 3px solid transparent;
                font-size: 0.95rem;
            }
            .nav-channels a.active {
                border-left-color: var(--color-esports);
                border-bottom: none;
            }
            .nav-hot-tag {
                margin-left: 20px;
                margin-top: 4px;
                margin-bottom: 8px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 8px;
                text-align: center;
            }
            .section-padding {
                padding: 36px 0;
            }
            .section-padding-lg {
                padding: 44px 0;
            }
            .mobile-cta-bar {
                display: flex;
            }
            .container-custom {
                padding: 0 16px;
            }
            .stat-number {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 520px) {
            .nav-logo {
                font-size: 1.15rem;
            }
            .btn-primary {
                padding: 12px 22px;
                font-size: 0.9rem;
            }
            .btn-outline {
                padding: 11px 20px;
                font-size: 0.9rem;
            }
            .card-elevated {
                padding: 16px;
            }
            .stat-number {
                font-size: 1.5rem;
            }
            .tag-chip {
                padding: 5px 10px;
                font-size: 0.76rem;
            }
            .time-slot {
                padding: 8px 14px;
                font-size: 0.8rem;
            }
        }

        .hero-news {
            background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 40%, #1a1a1a 100%);
            position: relative;
            overflow: hidden;
            min-height: 85vh;
            display: flex;
            align-items: center;
        }
        .hero-news::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.25;
            z-index: 0;
        }
        .hero-news::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(10, 255, 109, 0.06) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 30%, rgba(10, 255, 109, 0.04) 0%, transparent 55%);
            z-index: 1;
        }
        .hero-news-content {
            position: relative;
            z-index: 2;
        }

        .scene-visual {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card-hover);
        }
        .scene-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .scene-visual:hover img {
            transform: scale(1.04);
        }

        .step-indicator {
            display: flex;
            align-items: center;
            gap: 0;
            flex-wrap: nowrap;
            overflow-x: auto;
            padding: 8px 0;
        }
        .step-dot {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: #fff;
            border: 2.5px solid var(--color-border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            flex-shrink: 0;
            color: var(--color-muted);
            transition: all var(--transition-base);
            z-index: 1;
            position: relative;
        }
        .step-dot.active {
            border-color: var(--color-esports);
            background: var(--color-esports);
            color: #000;
            box-shadow: 0 0 0 8px rgba(10, 255, 109, 0.12);
        }
        .step-line {
            flex: 1;
            min-width: 30px;
            height: 2.5px;
            background: var(--color-border);
            border-radius: 2px;
            transition: background var(--transition-base);
        }
        .step-line.done {
            background: var(--color-esports);
        }

        .news-preview-card {
            display: flex;
            gap: 16px;
            background: #fff;
            border-radius: var(--radius-card);
            padding: 16px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            cursor: pointer;
            align-items: flex-start;
        }
        .news-preview-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .news-preview-card .thumb {
            width: 100px;
            height: 70px;
            border-radius: 6px;
            object-fit: cover;
            flex-shrink: 0;
        }
        .news-preview-card .info {
            flex: 1;
            min-width: 0;
        }
        .news-preview-card .info .date {
            font-size: 0.75rem;
            color: var(--color-muted);
            margin-bottom: 4px;
        }
        .news-preview-card .info .title {
            font-weight: 600;
            font-size: 0.9rem;
            line-height: 1.4;
            margin-bottom: 4px;
            color: var(--color-dark);
        }
        .news-preview-card .info .excerpt {
            font-size: 0.78rem;
            color: var(--color-muted);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

/* roulang page: category6 */
:root {
            --color-esports: #0AFF6D;
            --color-esports-dark: #07CC55;
            --color-esports-light: rgba(10, 255, 109, 0.08);
            --color-dark: #1E1E1E;
            --color-dark-800: #2A2A2A;
            --color-dark-700: #3A3A3A;
            --color-light: #F5F5F5;
            --color-light-200: #EAEAEA;
            --color-muted: #6B7280;
            --color-card: #FFFFFF;
            --color-border: #E5E7EB;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-lg: 14px;
            --shadow-card: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-card-hover: 0 8px 28px rgba(0, 0, 0, 0.15);
            --shadow-nav: 0 2px 20px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.18);
            --transition-base: 0.3s ease;
            --transition-fast: 0.2s ease;
            --max-width: 1280px;
        }

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

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            line-height: 1.7;
            color: var(--color-dark);
            background-color: var(--color-light);
            overflow-x: hidden;
            min-height: 100vh;
            margin: 0;
            padding: 0;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-esports);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }
        input {
            font-family: inherit;
            outline: none;
        }

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

        /* 导航 */
        #site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #ffffff;
            transition: box-shadow var(--transition-base);
        }
        #site-header.scrolled {
            box-shadow: var(--shadow-nav);
        }
        .nav-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid var(--color-light-200);
        }
        .nav-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-dark);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .nav-logo .logo-accent {
            color: var(--color-esports);
        }
        .nav-search-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-light);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background var(--transition-fast), transform var(--transition-fast);
            font-size: 1.1rem;
            color: var(--color-dark);
            flex-shrink: 0;
        }
        .nav-search-icon:hover {
            background: var(--color-esports);
            color: #000;
            transform: scale(1.05);
        }
        .search-dropdown {
            position: absolute;
            top: 100%;
            right: 0;
            width: 320px;
            max-width: 90vw;
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card-hover);
            padding: 16px;
            display: none;
            z-index: 1001;
        }
        .search-dropdown.active {
            display: block;
            animation: fadeInDown 0.25s ease;
        }
        .search-dropdown input {
            width: 100%;
            padding: 10px 14px;
            border: 2px solid var(--color-light-200);
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            transition: border-color var(--transition-fast);
        }
        .search-dropdown input:focus {
            border-color: var(--color-esports);
        }
        .nav-channels {
            display: flex;
            align-items: center;
            gap: 0;
            flex-wrap: nowrap;
            overflow-x: auto;
            padding: 6px 0;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-channels::-webkit-scrollbar {
            display: none;
        }
        .nav-channels a {
            display: inline-block;
            padding: 10px 16px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-muted);
            white-space: nowrap;
            border-bottom: 2px solid transparent;
            transition: color var(--transition-fast), border-color var(--transition-fast);
            flex-shrink: 0;
        }
        .nav-channels a:hover,
        .nav-channels a.active {
            color: var(--color-dark);
            border-bottom-color: var(--color-esports);
        }
        .nav-hot-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 12px;
            background: #FFF5F0;
            color: #E8551A;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            white-space: nowrap;
            flex-shrink: 0;
            margin-left: 8px;
            cursor: pointer;
            transition: background var(--transition-fast);
        }
        .nav-hot-tag:hover {
            background: #FFE8DB;
        }
        .nav-hot-tag .dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #E8551A;
            animation: pulse-dot 1.4s infinite;
        }
        .hamburger-btn {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            background: var(--color-light);
            border-radius: 8px;
            cursor: pointer;
            flex-direction: column;
            gap: 5px;
            z-index: 1002;
            border: none;
            flex-shrink: 0;
        }
        .hamburger-btn span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-dark);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .hamburger-btn.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger-btn.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger-btn.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* 移动端导航 */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
        }
        .mobile-nav-overlay.active {
            display: block;
        }
        .mobile-nav-panel {
            position: fixed;
            top: 0;
            right: -300px;
            width: 300px;
            max-width: 80vw;
            height: 100vh;
            background: #fff;
            z-index: 1000;
            padding: 80px 24px 24px;
            transition: right var(--transition-base);
            overflow-y: auto;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .mobile-nav-panel.active {
            right: 0;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 12px 16px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-dark);
            border-radius: 8px;
            transition: background var(--transition-fast);
        }
        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background: var(--color-esports-light);
            color: var(--color-dark);
        }
        .mobile-nav-panel .nav-hot-tag {
            margin-left: 0;
            margin-top: 8px;
            align-self: flex-start;
        }

        /* 按钮 */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: var(--color-esports);
            color: #000;
            font-weight: 700;
            font-size: 1rem;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.3px;
        }
        .btn-primary:hover {
            background: var(--color-esports-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(10, 255, 109, 0.35);
            color: #000;
        }
        .btn-primary:focus {
            outline: 2px solid var(--color-esports);
            outline-offset: 2px;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: transparent;
            color: var(--color-esports);
            font-weight: 700;
            font-size: 1rem;
            border-radius: var(--radius-btn);
            border: 2px solid var(--color-esports);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.3px;
        }
        .btn-outline:hover {
            background: var(--color-esports-light);
            color: var(--color-esports-dark);
            border-color: var(--color-esports-dark);
        }
        .btn-outline:focus {
            outline: 2px solid var(--color-esports);
            outline-offset: 2px;
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 0.85rem;
            border-radius: 4px;
        }
        .btn-text {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            color: var(--color-esports);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
            background: none;
            padding: 0;
            border: none;
        }
        .btn-text:hover {
            color: var(--color-esports-dark);
            gap: 8px;
        }
        .btn-text::after {
            content: '→';
            transition: transform var(--transition-fast);
        }
        .btn-text:hover::after {
            transform: translateX(3px);
        }

        /* 卡片 */
        .card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .card-body {
            padding: 24px;
        }

        /* 标签 */
        .tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 500;
            background: var(--color-esports-light);
            color: #059945;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .tag:hover {
            background: var(--color-esports);
            color: #000;
        }

        /* 统计数字 */
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--color-esports);
            line-height: 1.1;
            letter-spacing: -1px;
        }

        /* FAQ */
        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            background: #fff;
            transition: all var(--transition-fast);
        }
        .faq-question {
            padding: 18px 24px;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 1rem;
            color: var(--color-dark);
            user-select: none;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: var(--color-light);
        }
        .faq-question .faq-icon {
            transition: transform var(--transition-base);
            font-size: 1.2rem;
            color: var(--color-esports);
            flex-shrink: 0;
        }
        .faq-answer {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            color: var(--color-muted);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 18px;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }

        /* 页脚 */
        .site-footer {
            background: var(--color-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 0;
            margin-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }
        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.88rem;
            padding: 5px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-esports);
        }
        .footer-bottom {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 20px 24px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
            justify-content: space-between;
            align-items: center;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a:hover {
            color: var(--color-esports);
        }

        /* 底部固定转化条 */
        .mobile-cta-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            background: var(--color-dark);
            padding: 12px 20px;
            z-index: 998;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.25);
        }
        .mobile-cta-bar .cta-text {
            color: #fff;
            font-size: 0.85rem;
            font-weight: 600;
            flex: 1;
        }
        .mobile-cta-bar .btn-primary {
            padding: 10px 20px;
            font-size: 0.85rem;
            flex-shrink: 0;
        }

        /* 动画 */
        @keyframes fadeInDown {
            from {
                opacity: 0;
                transform: translateY(-12px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }
        @keyframes countUp {
            from {
                opacity: 0;
                transform: translateY(10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .fade-in-up {
            animation: fadeInUp 0.6s ease forwards;
        }
        .fade-in-up-delay-1 {
            animation-delay: 0.1s;
            opacity: 0;
        }
        .fade-in-up-delay-2 {
            animation-delay: 0.2s;
            opacity: 0;
        }
        .fade-in-up-delay-3 {
            animation-delay: 0.3s;
            opacity: 0;
        }

        /* 文章卡片 */
        .article-card {
            background: #fff;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }
        .article-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .article-card .article-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .article-card:hover .article-img {
            transform: scale(1.04);
        }
        .article-card .article-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .article-card .article-date {
            font-size: 0.8rem;
            color: var(--color-muted);
            margin-bottom: 8px;
        }
        .article-card .article-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 8px;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-card .article-excerpt {
            font-size: 0.88rem;
            color: var(--color-muted);
            line-height: 1.6;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* 分页 */
        .pagination {
            display: flex;
            gap: 8px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .pagination .page-btn {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            font-size: 0.9rem;
            background: #fff;
            color: var(--color-dark);
            border: 1px solid var(--color-border);
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .pagination .page-btn:hover {
            border-color: var(--color-esports);
            color: var(--color-esports);
        }
        .pagination .page-btn.active {
            background: var(--color-esports);
            color: #000;
            border-color: var(--color-esports);
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 28px;
            }
            .stat-number {
                font-size: 2rem;
            }
            .nav-channels a {
                padding: 10px 12px;
                font-size: 0.82rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger-btn {
                display: flex;
            }
            .nav-channels {
                display: none;
            }
            .nav-hot-tag {
                display: none;
            }
            .nav-brand-row {
                padding: 10px 0;
            }
            .nav-search-icon {
                width: 36px;
                height: 36px;
                font-size: 1rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .mobile-cta-bar {
                display: flex;
            }
            body {
                padding-bottom: 70px;
            }
            .container {
                padding: 0 16px;
            }
            .card-body {
                padding: 18px;
            }
            .article-card .article-img {
                height: 160px;
            }
            .stat-number {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .nav-logo {
                font-size: 1.15rem;
            }
            .search-dropdown {
                width: 260px;
                right: -10px;
            }
            .article-card .article-img {
                height: 180px;
            }
            .pagination .page-btn {
                width: 34px;
                height: 34px;
                font-size: 0.8rem;
            }
        }

/* roulang page: category7 */
:root {
            --color-esports: #0AFF6D;
            --color-esports-dark: #07CC55;
            --color-esports-light: rgba(10, 255, 109, 0.12);
            --color-dark: #1E1E1E;
            --color-dark-800: #2A2A2A;
            --color-dark-700: #3A3A3A;
            --color-light: #F5F5F5;
            --color-light-200: #EAEAEA;
            --color-muted: #6B7280;
            --color-card: #FFFFFF;
            --color-border: #E5E7EB;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-lg: 14px;
            --shadow-card: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-card-hover: 0 8px 28px rgba(0, 0, 0, 0.15);
            --shadow-nav: 0 2px 20px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.18);
            --transition-base: 0.3s ease;
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1280px;
            --section-gap: 80px;
            --section-gap-sm: 48px;
        }

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

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            line-height: 1.7;
            color: var(--color-dark);
            background-color: var(--color-light);
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-esports);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }
        input {
            font-family: inherit;
            outline: none;
        }

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* 导航 */
        #site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #ffffff;
            transition: box-shadow var(--transition-base);
        }
        #site-header.scrolled {
            box-shadow: var(--shadow-nav);
        }
        .nav-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid var(--color-light-200);
        }
        .nav-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-dark);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .nav-logo .logo-accent {
            color: var(--color-esports);
        }
        .nav-search-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-light);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background var(--transition-fast), transform var(--transition-fast);
            font-size: 1.1rem;
            color: var(--color-dark);
            position: relative;
        }
        .nav-search-icon:hover {
            background: var(--color-esports);
            color: #000;
            transform: scale(1.05);
        }
        .nav-search-dropdown {
            position: absolute;
            top: 100%;
            right: 0;
            width: 320px;
            max-width: 90vw;
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card-hover);
            padding: 16px;
            display: none;
            z-index: 1001;
            margin-top: 8px;
        }
        .nav-search-dropdown.show {
            display: block;
            animation: fadeInDown 0.25s ease;
        }
        .nav-search-dropdown input {
            width: 100%;
            padding: 10px 14px;
            border: 2px solid var(--color-light-200);
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            transition: border-color var(--transition-fast);
        }
        .nav-search-dropdown input:focus {
            border-color: var(--color-esports);
        }
        .nav-channels {
            display: flex;
            align-items: center;
            gap: 0;
            flex-wrap: nowrap;
            overflow-x: auto;
            padding: 6px 0;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-channels::-webkit-scrollbar {
            display: none;
        }
        .nav-channels a {
            display: inline-block;
            padding: 10px 16px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-muted);
            white-space: nowrap;
            border-bottom: 2px solid transparent;
            transition: color var(--transition-fast), border-color var(--transition-fast);
            flex-shrink: 0;
        }
        .nav-channels a:hover,
        .nav-channels a.active {
            color: var(--color-dark);
            border-bottom-color: var(--color-esports);
        }
        .nav-hot-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 12px;
            background: #FFF5F0;
            color: #E8551A;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            white-space: nowrap;
            flex-shrink: 0;
            margin-left: 8px;
            cursor: pointer;
            transition: background var(--transition-fast);
        }
        .nav-hot-tag:hover {
            background: #FFE8DB;
        }
        .nav-hot-tag .dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #E8551A;
            animation: pulse-dot 1.4s infinite;
        }

        /* 汉堡菜单 */
        .hamburger-btn {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            background: var(--color-light);
            border-radius: 8px;
            cursor: pointer;
            flex-direction: column;
            gap: 5px;
            z-index: 1002;
            border: none;
            flex-shrink: 0;
        }
        .hamburger-btn span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-dark);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .hamburger-btn.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger-btn.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger-btn.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* 移动端导航面板 */
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: #fff;
            z-index: 1001;
            padding: 80px 24px 40px;
            flex-direction: column;
            gap: 4px;
            overflow-y: auto;
        }
        .mobile-nav-panel.show {
            display: flex;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 14px 16px;
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--color-dark);
            border-radius: 8px;
            transition: background var(--transition-fast);
        }
        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background: var(--color-esports-light);
            color: var(--color-dark);
        }

        /* Hero */
        .hero-section {
            position: relative;
            min-height: 85vh;
            display: flex;
            align-items: center;
            background: url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
            background-position: center 30%;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(30, 30, 30, 0.82) 0%, rgba(30, 30, 30, 0.65) 40%, rgba(30, 30, 30, 0.88) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: 60px 0;
        }
        .hero-badge {
            display: inline-block;
            padding: 8px 18px;
            background: rgba(10, 255, 109, 0.18);
            border: 1px solid rgba(10, 255, 109, 0.4);
            color: var(--color-esports);
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 20px;
        }
        .hero-title {
            font-size: 3rem;
            font-weight: 800;
            color: #ffffff;
            line-height: 1.2;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }
        .hero-title .highlight {
            color: var(--color-esports);
        }
        .hero-subtitle {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 620px;
            line-height: 1.7;
            margin-bottom: 32px;
        }
        .hero-stats-row {
            display: flex;
            gap: 40px;
            margin-bottom: 32px;
            flex-wrap: wrap;
        }
        .hero-stat-item {
            text-align: left;
        }
        .hero-stat-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--color-esports);
            line-height: 1;
        }
        .hero-stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }
        .btn-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: var(--color-esports);
            color: #000;
            font-weight: 700;
            font-size: 1rem;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: var(--color-esports-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(10, 255, 109, 0.35);
            color: #000;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius-btn);
            border: 2px solid rgba(255, 255, 255, 0.5);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-outline:hover {
            border-color: var(--color-esports);
            color: var(--color-esports);
            background: rgba(10, 255, 109, 0.06);
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 10px 20px;
            font-size: 0.9rem;
        }

        /* 板块通用 */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-sm {
            padding: var(--section-gap-sm) 0;
        }
        .section-label {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 700;
            color: var(--color-esports-dark);
            text-transform: uppercase;
            letter-spacing: 1.5px;
            margin-bottom: 10px;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 14px;
            line-height: 1.3;
        }
        .section-desc {
            font-size: 1.05rem;
            color: var(--color-muted);
            max-width: 680px;
            line-height: 1.7;
            margin-bottom: 32px;
        }

        /* 卡片 */
        .card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 28px;
            transition: all var(--transition-base);
            height: 100%;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .card-icon {
            width: 52px;
            height: 52px;
            border-radius: 12px;
            background: var(--color-esports-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin-bottom: 16px;
            color: var(--color-esports-dark);
        }
        .card-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 8px;
        }
        .card-desc {
            font-size: 0.9rem;
            color: var(--color-muted);
            line-height: 1.6;
            margin-bottom: 12px;
        }
        .card-metric {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--color-esports-dark);
        }
        .card-metric-label {
            font-size: 0.78rem;
            color: var(--color-muted);
        }

        /* 双栏图文 */
        .split-panel {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .split-panel.reverse {
            direction: rtl;
        }
        .split-panel.reverse>* {
            direction: ltr;
        }
        .split-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .split-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 4/3;
        }
        .split-text h3 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 16px;
            line-height: 1.3;
        }
        .split-text p {
            font-size: 1rem;
            color: var(--color-muted);
            line-height: 1.75;
            margin-bottom: 12px;
        }

        /* 流程 */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }
        .process-step {
            text-align: center;
            position: relative;
        }
        .process-step-num {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--color-esports);
            color: #000;
            font-weight: 800;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            position: relative;
            z-index: 2;
        }
        .process-step h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .process-step p {
            font-size: 0.85rem;
            color: var(--color-muted);
            line-height: 1.5;
        }

        /* 数据条 */
        .data-bar-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }
        .data-bar-item {
            padding: 28px 16px;
            background: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
        }
        .data-bar-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .data-bar-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--color-esports-dark);
            line-height: 1;
        }
        .data-bar-label {
            font-size: 0.9rem;
            color: var(--color-muted);
            margin-top: 8px;
        }

        /* 案例卡片 */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .case-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
        }
        .case-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .case-card-image {
            height: 180px;
            overflow: hidden;
        }
        .case-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .case-card:hover .case-card-image img {
            transform: scale(1.06);
        }
        .case-card-body {
            padding: 20px;
        }
        .case-card-tag {
            display: inline-block;
            padding: 4px 10px;
            background: var(--color-esports-light);
            color: var(--color-esports-dark);
            border-radius: 12px;
            font-size: 0.75rem;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .case-card-title {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .case-card-excerpt {
            font-size: 0.85rem;
            color: var(--color-muted);
            line-height: 1.5;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--color-border);
            padding: 0;
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 18px 0;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-dark);
            text-align: left;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            transition: color var(--transition-fast);
            line-height: 1.4;
        }
        .faq-question:hover {
            color: var(--color-esports-dark);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            transition: all var(--transition-fast);
            color: var(--color-muted);
        }
        .faq-item.active .faq-question .faq-icon {
            background: var(--color-esports);
            color: #000;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding-bottom: 18px;
        }
        .faq-answer p {
            font-size: 0.95rem;
            color: var(--color-muted);
            line-height: 1.7;
        }

        /* CTA */
        .cta-section {
            background: var(--color-dark);
            color: #fff;
            text-align: center;
            padding: 60px 0;
            border-radius: 0;
        }
        .cta-section .section-title {
            color: #fff;
        }
        .cta-section .section-desc {
            color: rgba(255, 255, 255, 0.7);
            margin: 0 auto 28px;
        }

        /* 底部固定条 */
        .mobile-sticky-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(30, 30, 30, 0.96);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            padding: 12px 20px;
            z-index: 999;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }
        .mobile-sticky-bar .sticky-text {
            font-size: 0.85rem;
            color: #fff;
            font-weight: 500;
            flex: 1;
        }
        .mobile-sticky-bar .btn-primary {
            padding: 10px 20px;
            font-size: 0.85rem;
            flex-shrink: 0;
        }

        /* 页脚 */
        .site-footer {
            background: var(--color-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 28px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 36px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 14px;
        }
        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.85rem;
            padding: 4px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-esports);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.4);
            justify-content: space-between;
            align-items: center;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a:hover {
            color: var(--color-esports);
        }

        /* 动画 */
        @keyframes fadeInDown {
            from {
                opacity: 0;
                transform: translateY(-12px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.35;
            }
        }
        .animate-on-scroll {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }
        .animate-on-scroll.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .hero-title {
                font-size: 2.3rem;
            }
            .split-panel {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .split-panel.reverse {
                direction: ltr;
            }
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .case-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-bar-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .section {
                padding: 56px 0;
            }
        }

        @media (max-width: 768px) {
            .hero-title {
                font-size: 1.8rem;
            }
            .hero-subtitle {
                font-size: 1rem;
            }
            .hero-stats-row {
                gap: 24px;
            }
            .hero-stat-number {
                font-size: 1.8rem;
            }
            .hero-section {
                min-height: 70vh;
            }
            .nav-channels {
                display: none;
            }
            .hamburger-btn {
                display: flex;
            }
            .nav-brand-row {
                padding: 8px 0;
            }
            .mobile-sticky-bar {
                display: flex;
            }
            body.has-sticky-bar {
                padding-bottom: 70px;
            }
            .process-grid {
                grid-template-columns: 1fr 1fr;
            }
            .case-grid {
                grid-template-columns: 1fr;
            }
            .data-bar-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .btn-group {
                flex-direction: column;
                width: 100%;
            }
            .btn-group .btn-primary,
            .btn-group .btn-outline {
                width: 100%;
                justify-content: center;
            }
            .split-image img {
                aspect-ratio: 16/10;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.5rem;
            }
            .hero-stats-row {
                gap: 16px;
            }
            .hero-stat-number {
                font-size: 1.5rem;
            }
            .hero-stat-label {
                font-size: 0.75rem;
            }
            .container {
                padding: 0 14px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .data-bar-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .data-bar-number {
                font-size: 2rem;
            }
            .process-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .card {
                padding: 20px;
            }
        }