/* roulang page: index */
:root {
            --primary: #0f172a;
            --primary-light: #1e293b;
            --primary-lighter: #334155;
            --accent: #3b82f6;
            --accent-hover: #2563eb;
            --accent-light: #dbeafe;
            --gold: #f59e0b;
            --gold-light: #fef3c7;
            --bg-body: #f1f5f9;
            --bg-card: #ffffff;
            --text-primary: #0f172a;
            --text-secondary: #475569;
            --text-muted: #94a3b8;
            --border-light: #e2e8f0;
            --border-medium: #cbd5e1;
            --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
            --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
            --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --sidebar-width: 240px;
            --header-height: 64px;
            --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
            background: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }

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

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

        button,
        input,
        textarea {
            font-family: inherit;
            transition: var(--transition);
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        input:focus,
        textarea:focus,
        button:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        /* ===== 布局 ===== */
        .app-layout {
            display: flex;
            min-height: 100vh;
        }

        /* ===== 侧边栏 ===== */
        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--sidebar-width);
            height: 100vh;
            background: var(--primary);
            color: #fff;
            display: flex;
            flex-direction: column;
            z-index: 1000;
            transition: transform 0.3s ease;
            overflow-y: auto;
            border-right: 1px solid rgba(255, 255, 255, 0.06);
        }

        .sidebar-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 20px 20px 16px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            flex-shrink: 0;
        }

        .sidebar-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--accent), var(--gold));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            flex-shrink: 0;
        }

        .sidebar-logo .logo-text {
            font-size: 17px;
            font-weight: 700;
            letter-spacing: 0.02em;
            color: #fff;
            line-height: 1.3;
        }

        .sidebar-nav {
            padding: 16px 12px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            color: rgba(255, 255, 255, 0.7);
            font-size: 15px;
            font-weight: 500;
            transition: var(--transition);
        }

        .sidebar-nav a i {
            width: 20px;
            text-align: center;
            font-size: 16px;
            flex-shrink: 0;
        }

        .sidebar-nav a:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        .sidebar-nav a.active {
            background: rgba(59, 130, 246, 0.2);
            color: #fff;
            font-weight: 600;
            box-shadow: inset 3px 0 0 var(--accent);
        }

        .sidebar-nav a .nav-badge {
            margin-left: auto;
            background: var(--gold);
            color: var(--primary);
            font-size: 11px;
            font-weight: 700;
            padding: 2px 8px;
            border-radius: 10px;
        }

        .sidebar-footer {
            padding: 16px 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 12px;
            color: rgba(255, 255, 255, 0.35);
            flex-shrink: 0;
            text-align: center;
        }

        /* ===== 主内容 ===== */
        .main-content {
            margin-left: var(--sidebar-width);
            flex: 1;
            min-width: 0;
        }

        /* ===== 移动端顶栏 ===== */
        .mobile-header {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: var(--primary);
            color: #fff;
            z-index: 999;
            padding: 0 16px;
            align-items: center;
            justify-content: space-between;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .mobile-header .logo-text {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
        }

        .mobile-header .hamburger {
            width: 40px;
            height: 40px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 18px;
        }

        .mobile-header .hamburger:hover {
            background: rgba(255, 255, 255, 0.15);
        }

        /* ===== 遮罩 ===== */
        .sidebar-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 998;
            backdrop-filter: blur(4px);
        }

        .sidebar-overlay.open {
            display: block;
        }

        /* ===== 通用组件 ===== */
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section-padding {
            padding: 72px 0;
        }

        .section-title {
            font-size: 30px;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.01em;
            color: var(--text-primary);
            margin: 0 0 12px;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 600px;
            line-height: 1.6;
            margin: 0 0 36px;
        }

        .card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }

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

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            background: var(--accent);
            color: #fff;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition);
            border: none;
        }

        .btn-primary:hover {
            background: var(--accent-hover);
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(59, 130, 246, 0.35);
        }

        .btn-primary:active {
            transform: translateY(0);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            background: transparent;
            color: var(--accent);
            border: 2px solid var(--accent);
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition);
        }

        .btn-outline:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(59, 130, 246, 0.25);
        }

        .tag {
            display: inline-block;
            padding: 4px 12px;
            background: var(--accent-light);
            color: var(--accent);
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.01em;
        }

        .tag-gold {
            background: var(--gold-light);
            color: #b45309;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 2px 10px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
        }

        .badge-blue {
            background: var(--accent-light);
            color: var(--accent);
        }

        .badge-gold {
            background: var(--gold-light);
            color: #b45309;
        }

        /* ===== Hero ===== */
        .hero-section {
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
            color: #fff;
            padding: 100px 0 80px;
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(245, 158, 11, 0.1) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

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

        .hero-title {
            font-size: 44px;
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: -0.02em;
            margin: 0 0 20px;
            max-width: 700px;
        }

        .hero-title .highlight {
            background: linear-gradient(135deg, var(--accent), var(--gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-desc {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.7);
            max-width: 580px;
            line-height: 1.7;
            margin: 0 0 32px;
        }

        .hero-stats {
            display: flex;
            gap: 40px;
            margin-top: 48px;
            flex-wrap: wrap;
        }

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

        .hero-stat-item .number {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }

        .hero-stat-item .label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.5);
            margin-top: 4px;
        }

        /* ===== 分类卡片 ===== */
        .category-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            padding: 28px 24px;
            transition: var(--transition);
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }

        .category-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: var(--accent);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.3s ease;
        }

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

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

        .category-card .cat-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 16px;
        }

        .category-card .cat-icon.blue {
            background: var(--accent-light);
            color: var(--accent);
        }

        .category-card .cat-icon.gold {
            background: var(--gold-light);
            color: #b45309;
        }

        .category-card .cat-icon.green {
            background: #d1fae5;
            color: #059669;
        }

        .category-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--text-primary);
        }

        .category-card p {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.6;
        }

        .category-card .cat-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 14px;
            font-size: 14px;
            font-weight: 600;
            color: var(--accent);
        }

        .category-card .cat-link i {
            font-size: 12px;
            transition: transform 0.2s ease;
        }

        .category-card:hover .cat-link i {
            transform: translateX(4px);
        }

        /* ===== 资讯列表 ===== */
        .news-item {
            display: flex;
            gap: 20px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border-light);
            transition: var(--transition);
        }

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

        .news-item:hover {
            padding-left: 8px;
        }

        .news-item .news-thumb {
            width: 120px;
            height: 80px;
            border-radius: var(--radius-sm);
            background: var(--border-light);
            flex-shrink: 0;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-muted);
            font-size: 28px;
            background: linear-gradient(135deg, #e2e8f0, #f1f5f9);
        }

        .news-item .news-content {
            flex: 1;
            min-width: 0;
        }

        .news-item .news-content h4 {
            font-size: 16px;
            font-weight: 600;
            margin: 0 0 6px;
            color: var(--text-primary);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-item .news-content h4 a:hover {
            color: var(--accent);
        }

        .news-item .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        .news-item .news-meta .cat-tag {
            color: var(--accent);
            font-weight: 600;
        }

        .news-item .news-desc {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 6px 0 0;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* ===== 数据板块 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .stat-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 32px 20px;
            text-align: center;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

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

        .stat-card .stat-number {
            font-size: 36px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
        }

        .stat-card .stat-label {
            font-size: 14px;
            color: var(--text-secondary);
            margin-top: 6px;
            font-weight: 500;
        }

        /* ===== 流程 ===== */
        .step-item {
            display: flex;
            gap: 20px;
            padding: 24px 0;
            border-bottom: 1px solid var(--border-light);
        }

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

        .step-item .step-num {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--accent);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .step-item .step-content h4 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 6px;
            color: var(--text-primary);
        }

        .step-item .step-content p {
            font-size: 15px;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.6;
        }

        /* ===== FAQ ===== */
        .faq-item {
            border-bottom: 1px solid var(--border-light);
            padding: 18px 0;
        }

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

        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            width: 100%;
            text-align: left;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            padding: 4px 0;
            background: none;
            border: none;
            cursor: pointer;
            gap: 12px;
        }

        .faq-question i {
            color: var(--accent);
            font-size: 14px;
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }

        .faq-question.open i {
            transform: rotate(180deg);
        }

        .faq-answer {
            padding-top: 10px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            display: none;
        }

        .faq-answer.open {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, #0f172a, #1e293b);
            color: #fff;
            border-radius: var(--radius-lg);
            padding: 56px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(59, 130, 246, 0.2) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section h2 {
            font-size: 32px;
            font-weight: 800;
            margin: 0 0 12px;
            position: relative;
            z-index: 1;
        }

        .cta-section p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.7);
            max-width: 500px;
            margin: 0 auto 28px;
            position: relative;
            z-index: 1;
        }

        .cta-section .btn-primary {
            background: var(--gold);
            color: var(--primary);
            font-weight: 700;
        }

        .cta-section .btn-primary:hover {
            background: #d97706;
            box-shadow: 0 4px 20px rgba(245, 158, 11, 0.4);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 32px;
        }

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

        .site-footer h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin: 0 0 16px;
        }

        .site-footer p {
            font-size: 14px;
            line-height: 1.7;
            margin: 0;
            color: rgba(255, 255, 255, 0.55);
        }

        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .site-footer ul li {
            margin-bottom: 8px;
        }

        .site-footer ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            transition: var(--transition);
        }

        .site-footer ul li a:hover {
            color: #fff;
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            margin-top: 40px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.35);
        }

        .site-footer .footer-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 12px;
        }

        .site-footer .footer-logo .logo-icon-small {
            width: 28px;
            height: 28px;
            background: linear-gradient(135deg, var(--accent), var(--gold));
            border-radius: 4px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            color: #fff;
        }

        .site-footer .footer-logo span {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .site-footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .sidebar {
                transform: translateX(-100%);
            }

            .sidebar.open {
                transform: translateX(0);
            }

            .main-content {
                margin-left: 0;
                padding-top: var(--header-height);
            }

            .mobile-header {
                display: flex;
            }

            .hero-title {
                font-size: 30px;
            }

            .hero-desc {
                font-size: 16px;
            }

            .hero-stats {
                gap: 24px;
            }

            .hero-stat-item .number {
                font-size: 26px;
            }

            .section-title {
                font-size: 24px;
            }

            .section-padding {
                padding: 48px 0;
            }

            .container-custom {
                padding: 0 16px;
            }

            .news-item {
                flex-direction: column;
                gap: 12px;
            }

            .news-item .news-thumb {
                width: 100%;
                height: 140px;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .stat-card .stat-number {
                font-size: 28px;
            }

            .cta-section {
                padding: 36px 24px;
            }

            .cta-section h2 {
                font-size: 24px;
            }

            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
            }

            .category-card {
                padding: 20px 16px;
            }

            .hero-section {
                padding: 60px 0 56px;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 24px;
            }

            .hero-stats {
                flex-direction: column;
                gap: 16px;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .stat-card {
                padding: 20px 12px;
            }

            .stat-card .stat-number {
                font-size: 24px;
            }

            .btn-primary,
            .btn-outline {
                padding: 10px 20px;
                font-size: 14px;
            }

            .section-title {
                font-size: 20px;
            }

            .step-item {
                flex-direction: column;
                gap: 12px;
            }

            .step-item .step-num {
                width: 32px;
                height: 32px;
                font-size: 14px;
            }
        }

        /* ===== 辅助 ===== */
        .text-gradient {
            background: linear-gradient(135deg, var(--accent), var(--gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .bg-grid-pattern {
            background-image: radial-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px);
            background-size: 24px 24px;
        }

        .empty-state {
            text-align: center;
            padding: 40px 20px;
            color: var(--text-muted);
            font-size: 15px;
        }

        .empty-state i {
            font-size: 48px;
            margin-bottom: 16px;
            opacity: 0.4;
        }

/* roulang page: article */
:root {
            --primary: #2563eb;
            --primary-dark: #1d4ed8;
            --accent: #9333ea;
            --accent-light: #a855f7;
            --bg: #f8fafc;
            --card: #ffffff;
            --text: #0f172a;
            --text-muted: #64748b;
            --border: #e2e8f0;
            --shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.10);
            --radius: 0.75rem;
            --radius-lg: 1rem;
            --transition: all 0.25s ease;
            --nav-width: 260px;
            --nav-bg: #0f172a;
            --nav-text: #cbd5e1;
            --nav-active: #ffffff;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
        }
        body {
            font-family: 'Inter', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
            color: var(--text);
        }
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 640px) {
            .container-custom {
                padding: 0 16px;
            }
        }

        /* ===== 左侧导航 ===== */
        .app-sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--nav-width);
            height: 100vh;
            background: var(--nav-bg);
            z-index: 1000;
            display: flex;
            flex-direction: column;
            overflow-y: auto;
            transition: transform 0.3s ease;
            border-right: 1px solid rgba(255, 255, 255, 0.05);
        }
        .sidebar-header {
            padding: 24px 20px 16px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            flex-shrink: 0;
        }
        .sidebar-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-size: 1.25rem;
            font-weight: 700;
            letter-spacing: 0.5px;
        }
        .sidebar-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            font-weight: 800;
            color: #fff;
            flex-shrink: 0;
        }
        .sidebar-nav {
            padding: 16px 12px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            border-radius: 10px;
            color: var(--nav-text);
            font-size: 0.95rem;
            font-weight: 500;
            transition: var(--transition);
            position: relative;
        }
        .sidebar-nav a i {
            width: 20px;
            text-align: center;
            font-size: 1.05rem;
            flex-shrink: 0;
        }
        .sidebar-nav a:hover,
        .sidebar-nav a:focus-visible {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }
        .sidebar-nav a.active {
            background: rgba(37, 99, 235, 0.20);
            color: var(--nav-active);
            font-weight: 600;
        }
        .sidebar-nav a.active::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 3px;
            height: 24px;
            background: var(--primary);
            border-radius: 0 4px 4px 0;
        }
        .nav-badge {
            font-size: 0.65rem;
            background: linear-gradient(135deg, #ef4444, #dc2626);
            color: #fff;
            padding: 2px 8px;
            border-radius: 20px;
            font-weight: 700;
            margin-left: auto;
            letter-spacing: 0.3px;
            flex-shrink: 0;
        }
        .sidebar-footer {
            padding: 16px 20px 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            flex-shrink: 0;
        }
        .sidebar-footer .social-links {
            display: flex;
            gap: 12px;
        }
        .sidebar-footer .social-links a {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--nav-text);
            font-size: 0.95rem;
            transition: var(--transition);
        }
        .sidebar-footer .social-links a:hover {
            background: rgba(255, 255, 255, 0.14);
            color: #fff;
        }

        /* ===== 主内容区 ===== */
        .app-main {
            margin-left: var(--nav-width);
            flex: 1;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        .main-content {
            flex: 1;
            padding: 40px 0 60px;
        }

        /* ===== 文章详情 ===== */
        .article-header {
            margin-bottom: 32px;
        }
        .article-header .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .article-header .breadcrumb a {
            color: var(--text-muted);
            transition: var(--transition);
        }
        .article-header .breadcrumb a:hover {
            color: var(--primary);
        }
        .article-header .breadcrumb span {
            color: var(--text-muted);
        }
        .article-header .breadcrumb .sep {
            color: #cbd5e1;
        }
        .article-header h1 {
            font-size: 2rem;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 16px;
            color: var(--text);
            letter-spacing: -0.3px;
        }
        .article-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            color: var(--text-muted);
            font-size: 0.9rem;
        }
        .article-meta .category-tag {
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.10), rgba(147, 51, 234, 0.10));
            color: var(--primary-dark);
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            border: 1px solid rgba(37, 99, 235, 0.15);
        }
        .article-meta i {
            margin-right: 4px;
            font-size: 0.8rem;
        }
        .article-body {
            font-size: 1.05rem;
            line-height: 1.9;
            color: #1e293b;
        }
        .article-body p {
            margin-bottom: 1.4em;
        }
        .article-body h2,
        .article-body h3 {
            margin-top: 1.6em;
            margin-bottom: 0.6em;
            font-weight: 700;
            color: var(--text);
        }
        .article-body h2 {
            font-size: 1.5rem;
        }
        .article-body h3 {
            font-size: 1.2rem;
        }
        .article-body ul,
        .article-body ol {
            margin: 1em 0;
            padding-left: 1.6em;
        }
        .article-body ul {
            list-style: disc;
        }
        .article-body ol {
            list-style: decimal;
        }
        .article-body li {
            margin-bottom: 0.5em;
        }
        .article-body a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 2px;
        }
        .article-body a:hover {
            color: var(--primary-dark);
        }
        .article-body blockquote {
            border-left: 4px solid var(--primary);
            padding: 12px 20px;
            margin: 1.4em 0;
            background: rgba(37, 99, 235, 0.04);
            border-radius: 0 var(--radius) var(--radius) 0;
            color: #334155;
            font-style: italic;
        }
        .article-body img {
            border-radius: var(--radius-lg);
            margin: 1.6em auto;
            box-shadow: var(--shadow);
        }
        .article-body code {
            background: #f1f5f9;
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 0.9em;
            color: #1e293b;
        }
        .article-body pre {
            background: #0f172a;
            color: #e2e8f0;
            padding: 20px 24px;
            border-radius: var(--radius);
            overflow-x: auto;
            margin: 1.4em 0;
            font-size: 0.9rem;
            line-height: 1.6;
        }
        .article-body pre code {
            background: none;
            padding: 0;
            color: inherit;
        }
        .article-divider {
            height: 1px;
            background: var(--border);
            margin: 40px 0;
        }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 32px;
        }
        .article-tags .tag {
            background: #f1f5f9;
            color: #475569;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 500;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .article-tags .tag:hover {
            background: #e2e8f0;
            color: var(--text);
            border-color: #cbd5e1;
        }
        .article-share {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 20px 0;
            border-top: 1px solid var(--border);
        }
        .article-share span {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
        }
        .article-share a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: #f1f5f9;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #64748b;
            font-size: 1rem;
            transition: var(--transition);
        }
        .article-share a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }

        /* ===== 相关文章 ===== */
        .related-section h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .related-section h2 i {
            color: var(--primary);
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 20px;
        }
        .related-card {
            background: var(--card);
            border-radius: var(--radius);
            padding: 20px 24px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: transparent;
        }
        .related-card .rc-cat {
            font-size: 0.7rem;
            font-weight: 600;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 8px;
        }
        .related-card h3 {
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .related-card h3 a {
            color: var(--text);
            transition: var(--transition);
        }
        .related-card h3 a:hover {
            color: var(--primary);
        }
        .related-card p {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .rc-meta {
            font-size: 0.78rem;
            color: #94a3b8;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .related-card .rc-meta i {
            font-size: 0.7rem;
        }

        /* ===== 未找到 ===== */
        .not-found-box {
            text-align: center;
            padding: 60px 20px;
            background: var(--card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
        }
        .not-found-box i {
            font-size: 3rem;
            color: #cbd5e1;
            margin-bottom: 20px;
        }
        .not-found-box h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .not-found-box p {
            color: var(--text-muted);
            margin-bottom: 24px;
        }
        .not-found-box .btn-home {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 32px;
            background: var(--primary);
            color: #fff;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
        }
        .not-found-box .btn-home:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(37, 99, 235, 0.30);
        }

        /* ===== CTA ===== */
        .article-cta {
            margin-top: 48px;
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            text-align: center;
            color: #fff;
        }
        .article-cta h3 {
            font-size: 1.6rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .article-cta p {
            color: #94a3b8;
            max-width: 560px;
            margin: 0 auto 24px;
            font-size: 1rem;
        }
        .article-cta .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 36px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #fff;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
        }
        .article-cta .cta-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(37, 99, 235, 0.35);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--footer-bg);
            color: #94a3b8;
            padding: 48px 0 24px;
            flex-shrink: 0;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .site-footer .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 14px;
        }
        .site-footer .footer-logo .logo-icon-small {
            width: 32px;
            height: 32px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            font-weight: 800;
            color: #fff;
            flex-shrink: 0;
        }
        .site-footer p {
            font-size: 0.88rem;
            line-height: 1.7;
            max-width: 320px;
        }
        .site-footer h4 {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 14px;
        }
        .site-footer ul li {
            margin-bottom: 8px;
        }
        .site-footer ul li a {
            color: #94a3b8;
            font-size: 0.85rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .site-footer ul li a:hover {
            color: #fff;
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.8rem;
            color: #64748b;
        }

        /* ===== 移动端导航切换 ===== */
        .nav-toggle {
            display: none;
            position: fixed;
            top: 16px;
            left: 16px;
            z-index: 1100;
            width: 42px;
            height: 42px;
            background: var(--nav-bg);
            border-radius: 10px;
            color: #fff;
            font-size: 1.2rem;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.20);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: #1e293b;
        }
        .nav-overlay {
            display: none;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .app-sidebar {
                transform: translateX(-100%);
            }
            .app-sidebar.open {
                transform: translateX(0);
            }
            .app-main {
                margin-left: 0;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-overlay {
                display: block;
                position: fixed;
                top: 0;
                left: 0;
                width: 100%;
                height: 100%;
                background: rgba(0, 0, 0, 0.50);
                z-index: 999;
                opacity: 0;
                pointer-events: none;
                transition: opacity 0.3s ease;
            }
            .nav-overlay.open {
                opacity: 1;
                pointer-events: auto;
            }
            .main-content {
                padding: 24px 0 40px;
            }
            .article-header h1 {
                font-size: 1.5rem;
            }
            .article-body {
                font-size: 1rem;
            }
            .article-cta {
                padding: 32px 20px;
            }
            .article-cta h3 {
                font-size: 1.25rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 520px) {
            .article-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .article-share {
                flex-wrap: wrap;
            }
            .container-custom {
                padding: 0 12px;
            }
        }

        /* ===== 无障碍 ===== */
        a:focus-visible,
        button:focus-visible,
        .sidebar-nav a:focus-visible,
        .nav-toggle:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: 6px;
        }

        /* ===== 加载动画 ===== */
        .fade-in {
            animation: fadeIn 0.5s ease forwards;
        }
        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(12px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .article-body>* {
            animation: fadeIn 0.5s ease forwards;
        }
        .article-body>*:nth-child(1) {
            animation-delay: 0.05s;
        }
        .article-body>*:nth-child(2) {
            animation-delay: 0.10s;
        }
        .article-body>*:nth-child(3) {
            animation-delay: 0.15s;
        }

/* roulang page: category1 */
:root {
            --primary: #6366f1;
            --primary-dark: #4f46e5;
            --primary-light: #a5b4fc;
            --primary-bg: #eef2ff;
            --accent: #f59e0b;
            --accent-dark: #d97706;
            --bg-body: #f8fafc;
            --bg-card: #ffffff;
            --text-main: #0f172a;
            --text-secondary: #475569;
            --text-muted: #94a3b8;
            --border-light: #e2e8f0;
            --border-focus: #6366f1;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.1);
            --transition: 0.25s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
            background: var(--bg-body);
            color: var(--text-main);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus-visible {
            color: var(--primary);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

        button,
        input,
        select,
        textarea {
            font: inherit;
            outline: none;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

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

        @media (max-width: 768px) {
            .container-custom {
                padding: 0 16px;
            }
        }

        /* ===== App Shell Layout ===== */
        .app-shell {
            display: flex;
            min-height: 100vh;
        }

        .sidebar {
            width: 240px;
            flex-shrink: 0;
            background: var(--bg-card);
            border-right: 1px solid var(--border-light);
            display: flex;
            flex-direction: column;
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            z-index: 100;
            transition: transform var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .sidebar-brand {
            padding: 20px 20px 16px;
            border-bottom: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .sidebar-brand .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 18px;
            flex-shrink: 0;
        }

        .sidebar-brand .logo-text {
            font-weight: 700;
            font-size: 17px;
            color: var(--text-main);
            letter-spacing: -0.3px;
            line-height: 1.2;
        }

        .sidebar-nav {
            flex: 1;
            padding: 16px 12px;
            display: flex;
            flex-direction: column;
            gap: 4px;
            overflow-y: auto;
        }

        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: background var(--transition), color var(--transition);
            position: relative;
        }

        .sidebar-nav a i {
            width: 20px;
            text-align: center;
            font-size: 16px;
            color: var(--text-muted);
            transition: color var(--transition);
        }

        .sidebar-nav a:hover {
            background: var(--primary-bg);
            color: var(--primary-dark);
        }
        .sidebar-nav a:hover i {
            color: var(--primary);
        }

        .sidebar-nav a.active {
            background: var(--primary-bg);
            color: var(--primary-dark);
            font-weight: 600;
        }
        .sidebar-nav a.active i {
            color: var(--primary);
        }
        .sidebar-nav a.active::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 3px;
            height: 24px;
            background: var(--primary);
            border-radius: 0 4px 4px 0;
        }

        .nav-badge {
            font-size: 11px;
            font-weight: 600;
            background: #fef3c7;
            color: #b45309;
            padding: 2px 8px;
            border-radius: 20px;
            margin-left: auto;
            line-height: 1.4;
        }

        .main-content {
            flex: 1;
            margin-left: 240px;
            min-width: 0;
            display: flex;
            flex-direction: column;
        }

        .topbar-mobile {
            display: none;
            position: sticky;
            top: 0;
            z-index: 99;
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-light);
            padding: 12px 16px;
            align-items: center;
            justify-content: space-between;
            box-shadow: var(--shadow-sm);
        }

        .topbar-mobile .logo-icon {
            width: 32px;
            height: 32px;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
        }

        .topbar-mobile .logo-text-mobile {
            font-weight: 700;
            font-size: 16px;
            color: var(--text-main);
        }

        .hamburger {
            font-size: 22px;
            color: var(--text-secondary);
            padding: 4px 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }
        .hamburger:hover {
            background: var(--primary-bg);
        }

        .sidebar-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.35);
            z-index: 99;
        }

        /* ===== Hero ===== */
        .page-hero {
            background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
            padding: 60px 0 56px;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.06'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
            pointer-events: none;
        }

        .page-hero .container-custom {
            position: relative;
            z-index: 1;
        }

        .page-hero h1 {
            font-size: 36px;
            font-weight: 800;
            letter-spacing: -0.5px;
            line-height: 1.2;
            margin-bottom: 12px;
        }

        .page-hero p {
            font-size: 17px;
            opacity: 0.9;
            max-width: 620px;
            line-height: 1.7;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            opacity: 0.8;
            margin-bottom: 16px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: inherit;
            opacity: 0.85;
        }
        .breadcrumb a:hover {
            opacity: 1;
            color: #fff;
        }
        .breadcrumb span {
            opacity: 0.5;
        }

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

        .section-block.bg-white {
            background: var(--bg-card);
        }

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

        .section-title {
            font-size: 28px;
            font-weight: 700;
            letter-spacing: -0.3px;
            margin-bottom: 8px;
            color: var(--text-main);
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 600px;
            line-height: 1.6;
        }

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 36px;
            flex-wrap: wrap;
            gap: 12px;
        }

        /* ===== Cards ===== */
        .card-base {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: box-shadow var(--transition), transform var(--transition);
            overflow: hidden;
        }
        .card-base:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .guide-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 24px;
        }

        .guide-card {
            padding: 28px 24px 24px;
            display: flex;
            flex-direction: column;
        }

        .guide-card .card-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: var(--primary-bg);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 16px;
            flex-shrink: 0;
        }

        .guide-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-main);
        }

        .guide-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
        }

        .guide-card .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-top: 16px;
        }

        .guide-card .card-tags span {
            font-size: 12px;
            background: var(--primary-bg);
            color: var(--primary-dark);
            padding: 2px 10px;
            border-radius: 20px;
            font-weight: 500;
        }

        /* ===== Featured Guide ===== */
        .featured-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .featured-main {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: box-shadow var(--transition), transform var(--transition);
        }
        .featured-main:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .featured-main .featured-img {
            height: 200px;
            background: linear-gradient(135deg, #6366f1, #8b5cf6);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 42px;
        }

        .featured-main .featured-body {
            padding: 24px;
        }

        .featured-main .featured-body .badge {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            background: #fef3c7;
            color: #b45309;
            padding: 2px 12px;
            border-radius: 20px;
            margin-bottom: 10px;
        }

        .featured-main .featured-body h3 {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .featured-main .featured-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .featured-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .featured-list-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            padding: 20px;
            transition: box-shadow var(--transition), transform var(--transition);
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }
        .featured-list-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .featured-list-item .num {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary-light);
            line-height: 1;
            flex-shrink: 0;
            min-width: 36px;
        }

        .featured-list-item .content h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 4px;
        }

        .featured-list-item .content p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        /* ===== Process / Steps ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 24px;
            counter-reset: step-counter;
        }

        .step-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            padding: 28px 24px 24px;
            text-align: center;
            position: relative;
            transition: box-shadow var(--transition), transform var(--transition);
        }
        .step-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .step-card .step-number {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
        }

        .step-card h4 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 6px;
        }

        .step-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: box-shadow var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }

        .faq-item summary {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 16px;
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 12px;
            list-style: none;
            color: var(--text-main);
            transition: color var(--transition);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::before {
            content: '\f059';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            color: var(--primary);
            font-size: 18px;
            flex-shrink: 0;
        }
        .faq-item summary::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            margin-left: auto;
            font-size: 14px;
            color: var(--text-muted);
            transition: transform var(--transition);
        }
        .faq-item[open] summary::after {
            transform: rotate(180deg);
        }

        .faq-item .faq-answer {
            padding: 0 24px 18px 54px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ===== CTA ===== */
        .cta-block {
            background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
            padding: 56px 0;
            color: #fff;
            text-align: center;
        }

        .cta-block h2 {
            font-size: 30px;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .cta-block p {
            font-size: 17px;
            opacity: 0.9;
            max-width: 560px;
            margin: 0 auto 28px;
            line-height: 1.6;
        }

        .btn-group {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 15px;
            transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
            border: none;
            cursor: pointer;
        }

        .btn-primary {
            background: #fff;
            color: var(--primary-dark);
        }
        .btn-primary:hover {
            background: #f1f5f9;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
        }

        .btn-outline-light {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.5);
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            transform: translateY(-2px);
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
        }

        /* ===== Tags Cloud ===== */
        .tags-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }

        .tags-cloud a {
            display: inline-block;
            padding: 8px 18px;
            border-radius: 50px;
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
        }
        .tags-cloud a:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #1e293b;
            color: #cbd5e1;
            padding: 48px 0 32px;
            font-size: 14px;
            line-height: 1.7;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.3fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .site-footer .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .site-footer .footer-logo .logo-icon-small {
            width: 34px;
            height: 34px;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
            flex-shrink: 0;
        }

        .site-footer p {
            color: #94a3b8;
            font-size: 14px;
            max-width: 320px;
        }

        .site-footer h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 14px;
        }

        .site-footer ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .site-footer ul li a {
            color: #94a3b8;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition);
        }
        .site-footer ul li a:hover {
            color: #fff;
        }

        .site-footer .footer-bottom {
            border-top: 1px solid #334155;
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            color: #64748b;
            font-size: 13px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .featured-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .sidebar {
                transform: translateX(-100%);
            }
            .sidebar.open {
                transform: translateX(0);
            }
            .sidebar-overlay.open {
                display: block;
            }

            .main-content {
                margin-left: 0;
            }

            .topbar-mobile {
                display: flex;
            }

            .page-hero {
                padding: 40px 0 36px;
            }
            .page-hero h1 {
                font-size: 26px;
            }
            .page-hero p {
                font-size: 15px;
            }

            .section-block {
                padding: 40px 0;
            }
            .section-title {
                font-size: 22px;
            }

            .guide-grid {
                grid-template-columns: 1fr;
            }

            .steps-grid {
                grid-template-columns: 1fr 1fr;
            }

            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: center;
                text-align: center;
            }

            .featured-list-item {
                flex-direction: column;
                gap: 8px;
            }

            .btn-group {
                flex-direction: column;
                align-items: center;
            }
        }

        @media (max-width: 520px) {
            .steps-grid {
                grid-template-columns: 1fr;
            }

            .page-hero h1 {
                font-size: 22px;
            }

            .container-custom {
                padding: 0 12px;
            }

            .faq-item summary {
                padding: 14px 16px;
                font-size: 15px;
            }
            .faq-item .faq-answer {
                padding: 0 16px 14px 46px;
                font-size: 14px;
            }
        }

        @media (min-width: 769px) {
            .sidebar {
                transform: translateX(0) !important;
            }
            .sidebar-overlay {
                display: none !important;
            }
        }

        /* ===== Utilities ===== */
        .text-center {
            text-align: center;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .mb-2 {
            margin-bottom: 8px;
        }
        .mb-4 {
            margin-bottom: 16px;
        }
        .mb-6 {
            margin-bottom: 24px;
        }
        .mt-4 {
            margin-top: 16px;
        }
        .mt-6 {
            margin-top: 24px;
        }
        .gap-4 {
            gap: 16px;
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .w-full {
            width: 100%;
        }
        .mx-auto {
            margin-left: auto;
            margin-right: auto;
        }
        .max-w-2xl {
            max-width: 640px;
        }
        .max-w-3xl {
            max-width: 768px;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }

/* roulang page: category2 */
:root {
            --primary: #6C5CE7;
            --primary-dark: #5A4BD1;
            --primary-light: #A29BFE;
            --primary-bg: #F5F3FF;
            --accent: #FD79A8;
            --accent-dark: #E84393;
            --bg-dark: #1E1B2E;
            --bg-card: #FFFFFF;
            --bg-body: #F8F9FC;
            --text-primary: #1A1A2E;
            --text-secondary: #4A4A6A;
            --text-muted: #8E8EA0;
            --border-color: #E8E6F0;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-sm: 0 2px 8px rgba(108, 92, 231, 0.08);
            --shadow-md: 0 8px 30px rgba(108, 92, 231, 0.12);
            --shadow-lg: 0 20px 60px rgba(108, 92, 231, 0.16);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --sidebar-width: 240px;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Noto Sans SC', sans-serif;
            background: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
        }

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

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            transition: var(--transition);
        }

        ul,
        ol {
            list-style: none;
        }

        /* ===== 左侧导航 ===== */
        .app-shell {
            display: flex;
            width: 100%;
            min-height: 100vh;
        }

        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--sidebar-width);
            height: 100vh;
            background: var(--bg-dark);
            color: #fff;
            z-index: 1000;
            display: flex;
            flex-direction: column;
            padding: 0;
            overflow-y: auto;
            transition: var(--transition);
            border-right: 1px solid rgba(255, 255, 255, 0.05);
        }

        .sidebar-brand {
            padding: 24px 20px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .sidebar-brand .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            flex-shrink: 0;
        }

        .sidebar-brand .logo-text {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
        }

        .sidebar-nav {
            padding: 16px 12px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            color: rgba(255, 255, 255, 0.7);
            font-size: 15px;
            font-weight: 500;
            transition: var(--transition);
            position: relative;
        }

        .sidebar-nav a i {
            width: 20px;
            text-align: center;
            font-size: 16px;
            flex-shrink: 0;
        }

        .sidebar-nav a:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            transform: translateX(2px);
        }

        .sidebar-nav a.active {
            background: rgba(108, 92, 231, 0.25);
            color: #fff;
            font-weight: 600;
            box-shadow: inset 3px 0 0 var(--primary-light);
        }

        .sidebar-nav a .nav-badge {
            background: var(--accent);
            color: #fff;
            font-size: 10px;
            font-weight: 700;
            padding: 2px 8px;
            border-radius: 20px;
            margin-left: auto;
            letter-spacing: 0.5px;
        }

        /* 主内容区 */
        .main-content {
            margin-left: var(--sidebar-width);
            flex: 1;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        /* ===== 容器 ===== */
        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 32px;
        }

        /* ===== 板块通用 ===== */
        .section-padding {
            padding: 72px 0;
        }

        .section-title {
            font-size: 32px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }

        .section-subtitle {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 640px;
            line-height: 1.6;
        }

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 40px;
            flex-wrap: wrap;
            gap: 16px;
        }

        .section-header .section-title {
            margin-bottom: 4px;
        }

        /* ===== Hero ===== */
        .category-hero {
            background: linear-gradient(135deg, #1E1B2E 0%, #2D1B4E 50%, #1A1A2E 100%);
            padding: 48px 0 56px;
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(108, 92, 231, 0.15), transparent 70%);
            pointer-events: none;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(253, 121, 168, 0.1), transparent 70%);
            pointer-events: none;
        }

        .category-hero .container-custom {
            position: relative;
            z-index: 1;
        }

        .category-hero h1 {
            font-size: 40px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
            line-height: 1.2;
        }

        .category-hero h1 .highlight {
            background: linear-gradient(135deg, var(--primary-light), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .category-hero p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.75);
            max-width: 640px;
            line-height: 1.7;
            margin-bottom: 28px;
        }

        .hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .hero-tags span {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.15);
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.85);
            font-weight: 500;
            backdrop-filter: blur(4px);
        }

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

        .game-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .game-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }

        .game-card-img {
            height: 200px;
            background: linear-gradient(135deg, #2D1B4E, #1E1B2E);
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }

        .game-card-img .game-icon {
            font-size: 56px;
            color: rgba(255, 255, 255, 0.2);
            transition: var(--transition);
        }

        .game-card:hover .game-card-img .game-icon {
            transform: scale(1.1);
            color: rgba(255, 255, 255, 0.4);
        }

        .game-card-img .game-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--accent);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            box-shadow: 0 4px 12px rgba(253, 121, 168, 0.4);
        }

        .game-card-img .game-badge.popular {
            background: var(--primary);
            box-shadow: 0 4px 12px rgba(108, 92, 231, 0.4);
        }

        .game-card-img .game-badge.top {
            background: #F59E0B;
            box-shadow: 0 4px 12px rgba(245, 158, 11, 0.4);
        }

        .game-card-body {
            padding: 20px 22px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .game-card-body h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.3;
        }

        .game-card-body .game-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 10px;
        }

        .game-card-body .game-meta i {
            margin-right: 4px;
        }

        .game-card-body .game-meta .rating {
            color: #F59E0B;
            font-weight: 600;
        }

        .game-card-body p {
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.7;
            flex: 1;
        }

        .game-card-body .game-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-top: 14px;
        }

        .game-card-body .game-tags span {
            background: var(--primary-bg);
            color: var(--primary);
            font-size: 12px;
            font-weight: 500;
            padding: 3px 12px;
            border-radius: 20px;
            border: 1px solid rgba(108, 92, 231, 0.1);
        }

        /* ===== 排行榜 ===== */
        .ranking-section {
            background: var(--bg-dark);
            color: #fff;
        }

        .ranking-section .section-title {
            color: #fff;
        }

        .ranking-section .section-subtitle {
            color: rgba(255, 255, 255, 0.65);
        }

        .ranking-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .ranking-item {
            display: flex;
            align-items: center;
            gap: 20px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            padding: 16px 24px;
            transition: var(--transition);
            cursor: default;
        }

        .ranking-item:hover {
            background: rgba(255, 255, 255, 0.08);
            transform: translateX(4px);
        }

        .ranking-item .rank-num {
            font-size: 28px;
            font-weight: 800;
            color: rgba(255, 255, 255, 0.15);
            width: 48px;
            text-align: center;
            flex-shrink: 0;
            font-feature-settings: "tnum";
        }

        .ranking-item .rank-num.top-1 {
            color: #F59E0B;
        }
        .ranking-item .rank-num.top-2 {
            color: #94A3B8;
        }
        .ranking-item .rank-num.top-3 {
            color: #CD7F32;
        }

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

        .ranking-item .rank-info h4 {
            font-size: 17px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 2px;
        }

        .ranking-item .rank-info p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .ranking-item .rank-score {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary-light);
            flex-shrink: 0;
        }

        .ranking-item .rank-score .small {
            font-size: 13px;
            font-weight: 400;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ===== 分类标签 ===== */
        .genre-tabs {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 32px;
        }

        .genre-tab {
            padding: 8px 22px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 500;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            color: var(--text-secondary);
            cursor: pointer;
            transition: var(--transition);
        }

        .genre-tab:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-bg);
        }

        .genre-tab.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            box-shadow: 0 4px 12px rgba(108, 92, 231, 0.3);
        }

        /* ===== 推荐理由 ===== */
        .reason-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .reason-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 28px 22px;
            text-align: center;
            border: 1px solid var(--border-color);
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .reason-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: transparent;
        }

        .reason-card .reason-icon {
            width: 56px;
            height: 56px;
            margin: 0 auto 16px;
            background: var(--primary-bg);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--primary);
            transition: var(--transition);
        }

        .reason-card:hover .reason-icon {
            background: var(--primary);
            color: #fff;
            transform: scale(1.05);
        }

        .reason-card h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .reason-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: var(--primary-light);
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 600;
            font-size: 16px;
            color: var(--text-primary);
            gap: 16px;
            user-select: none;
        }

        .faq-question i {
            transition: var(--transition);
            color: var(--primary);
            font-size: 14px;
            flex-shrink: 0;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        .faq-answer {
            padding: 0 24px 18px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            display: none;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            padding: 64px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.08), transparent 70%);
            pointer-events: none;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40%;
            right: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(253, 121, 168, 0.15), transparent 70%);
            pointer-events: none;
        }

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

        .cta-section h2 {
            font-size: 34px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }

        .cta-section p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            margin: 0 auto 32px;
            line-height: 1.6;
        }

        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: #fff;
            color: var(--primary);
            font-weight: 700;
            font-size: 17px;
            padding: 16px 40px;
            border-radius: 50px;
            transition: var(--transition);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
        }

        .cta-btn:hover {
            transform: translateY(-3px) scale(1.02);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
            background: #f8f8ff;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 56px 0 32px;
            margin-top: auto;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .site-footer .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }

        .site-footer .footer-logo .logo-icon-small {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            font-weight: 700;
            flex-shrink: 0;
        }

        .site-footer p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.7;
            max-width: 320px;
        }

        .site-footer h4 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
        }

        .site-footer ul li {
            margin-bottom: 10px;
        }

        .site-footer ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .site-footer ul li a:hover {
            color: var(--primary-light);
            transform: translateX(3px);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }

        .site-footer .footer-bottom span:last-child {
            color: rgba(255, 255, 255, 0.25);
        }

        /* ===== 面包屑 ===== */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--text-muted);
        }

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

        .breadcrumb span {
            color: var(--text-secondary);
            font-weight: 500;
        }

        .breadcrumb .sep {
            color: var(--text-muted);
            font-size: 12px;
        }

        /* ===== 移动端菜单按钮 ===== */
        .mobile-toggle {
            display: none;
            position: fixed;
            top: 16px;
            left: 16px;
            z-index: 1100;
            background: var(--bg-dark);
            border: none;
            color: #fff;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            font-size: 18px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
        }

        .mobile-toggle:hover {
            background: #2D1B4E;
        }

        /* ===== 遮罩 ===== */
        .sidebar-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
            backdrop-filter: blur(2px);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .game-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .reason-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

        @media (max-width: 768px) {
            :root {
                --sidebar-width: 260px;
            }

            .mobile-toggle {
                display: flex;
            }

            .sidebar {
                transform: translateX(-100%);
            }

            .sidebar.open {
                transform: translateX(0);
            }

            .sidebar-overlay.active {
                display: block;
            }

            .main-content {
                margin-left: 0;
            }

            .container-custom {
                padding: 0 20px;
            }

            .section-padding {
                padding: 48px 0;
            }

            .category-hero h1 {
                font-size: 30px;
            }

            .category-hero p {
                font-size: 16px;
            }

            .section-title {
                font-size: 26px;
            }

            .game-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .reason-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }

            .reason-card {
                padding: 20px 16px;
            }

            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .cta-section h2 {
                font-size: 26px;
            }

            .cta-section p {
                font-size: 16px;
            }

            .cta-btn {
                padding: 14px 32px;
                font-size: 16px;
            }

            .ranking-item {
                padding: 14px 18px;
                gap: 14px;
                flex-wrap: wrap;
            }

            .ranking-item .rank-num {
                font-size: 22px;
                width: 36px;
            }

            .ranking-item .rank-info h4 {
                font-size: 15px;
            }

            .ranking-item .rank-score {
                font-size: 17px;
            }

            .genre-tabs {
                gap: 8px;
            }

            .genre-tab {
                padding: 6px 16px;
                font-size: 13px;
            }

            .breadcrumb {
                font-size: 13px;
            }
        }

        @media (max-width: 520px) {
            .container-custom {
                padding: 0 16px;
            }

            .section-padding {
                padding: 36px 0;
            }

            .category-hero {
                padding: 32px 0 40px;
            }

            .category-hero h1 {
                font-size: 24px;
            }

            .category-hero p {
                font-size: 14px;
            }

            .hero-tags span {
                font-size: 12px;
                padding: 4px 12px;
            }

            .section-title {
                font-size: 22px;
            }

            .section-subtitle {
                font-size: 14px;
            }

            .game-card-body {
                padding: 16px 18px 20px;
            }

            .game-card-body h3 {
                font-size: 17px;
            }

            .reason-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .ranking-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                padding: 14px 16px;
            }

            .ranking-item .rank-num {
                text-align: left;
                width: auto;
            }

            .ranking-item .rank-score {
                align-self: flex-end;
            }

            .faq-question {
                padding: 14px 18px;
                font-size: 14px;
            }

            .faq-answer {
                padding: 0 18px 14px;
                font-size: 14px;
            }

            .cta-section {
                padding: 44px 0;
            }

            .cta-section h2 {
                font-size: 22px;
            }

            .cta-btn {
                padding: 12px 28px;
                font-size: 15px;
            }

            .site-footer {
                padding: 40px 0 24px;
            }

            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #4F46E5;
            --primary-light: #6366F1;
            --primary-dark: #3730A3;
            --primary-bg: #EEF2FF;
            --secondary: #EC4899;
            --secondary-light: #F472B6;
            --accent: #06B6D4;
            --bg-body: #F8FAFC;
            --bg-card: #FFFFFF;
            --bg-sidebar: #1E1B4B;
            --bg-sidebar-hover: #312E81;
            --text-dark: #0F172A;
            --text-main: #334155;
            --text-light: #64748B;
            --text-white: #F1F5F9;
            --border: #E2E8F0;
            --border-light: #F1F5F9;
            --radius: 16px;
            --radius-sm: 10px;
            --radius-lg: 24px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'PingFang SC', 'Microsoft YaHei', sans-serif;
            background: var(--bg-body);
            color: var(--text-main);
            line-height: 1.7;
            font-size: 16px;
            display: flex;
            min-height: 100vh;
        }

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

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            transition: var(--transition);
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        /* ===== 左侧导航 ===== */
        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: 240px;
            height: 100vh;
            background: var(--bg-sidebar);
            color: var(--text-white);
            display: flex;
            flex-direction: column;
            z-index: 1000;
            overflow-y: auto;
            transition: var(--transition);
            box-shadow: 4px 0 24px rgba(0, 0, 0, 0.15);
        }

        .sidebar-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 24px 20px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary-light), var(--secondary));
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
            line-height: 1.3;
        }

        .sidebar-nav {
            padding: 16px 12px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            color: rgba(255, 255, 255, 0.7);
            font-size: 15px;
            font-weight: 500;
            transition: var(--transition);
            position: relative;
        }

        .sidebar-nav a i {
            width: 20px;
            text-align: center;
            font-size: 16px;
            flex-shrink: 0;
        }

        .sidebar-nav a:hover {
            background: var(--bg-sidebar-hover);
            color: #fff;
        }

        .sidebar-nav a.active {
            background: rgba(79, 70, 229, 0.35);
            color: #fff;
            font-weight: 600;
            box-shadow: inset 3px 0 0 var(--primary-light);
        }

        .nav-badge {
            background: var(--secondary);
            color: #fff;
            font-size: 11px;
            font-weight: 700;
            padding: 2px 8px;
            border-radius: 20px;
            margin-left: auto;
            letter-spacing: 0.3px;
        }

        .sidebar-footer {
            padding: 16px 20px 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
            text-align: center;
        }

        /* ===== 主内容 ===== */
        .main-content {
            margin-left: 240px;
            flex: 1;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        /* ===== 移动端汉堡按钮 ===== */
        .mobile-toggle {
            display: none;
            position: fixed;
            top: 16px;
            left: 16px;
            z-index: 1100;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: 10px;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--text-dark);
            box-shadow: var(--shadow-sm);
            cursor: pointer;
            transition: var(--transition);
        }

        .mobile-toggle:hover {
            box-shadow: var(--shadow);
        }

        .mobile-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
            backdrop-filter: blur(4px);
        }

        /* ===== 容器 ===== */
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 32px;
        }

        /* ===== 页面头部 ===== */
        .page-header {
            background: linear-gradient(135deg, #EEF2FF 0%, #E0E7FF 50%, #FCE7F3 100%);
            padding: 60px 0 48px;
            position: relative;
            overflow: hidden;
        }

        .page-header::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(79, 70, 229, 0.08), transparent 70%);
            border-radius: 50%;
        }

        .page-header::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(236, 72, 153, 0.06), transparent 70%);
            border-radius: 50%;
        }

        .page-header .container-custom {
            position: relative;
            z-index: 1;
        }

        .page-header h1 {
            font-size: 40px;
            font-weight: 800;
            color: var(--text-dark);
            line-height: 1.2;
            margin-bottom: 12px;
        }

        .page-header h1 i {
            color: var(--primary);
            margin-right: 8px;
        }

        .page-header p {
            font-size: 18px;
            color: var(--text-light);
            max-width: 640px;
            line-height: 1.7;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-light);
            margin-bottom: 20px;
        }

        .breadcrumb a {
            color: var(--primary);
        }

        .breadcrumb a:hover {
            text-decoration: underline;
        }

        .breadcrumb span {
            color: var(--text-light);
        }

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

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

        .section-title {
            font-size: 30px;
            font-weight: 800;
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.3;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--text-light);
            margin-bottom: 32px;
            max-width: 600px;
        }

        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }

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

        /* ===== 卡片通用 ===== */
        .card {
            background: var(--bg-card);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            transition: var(--transition);
            overflow: hidden;
        }

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

        /* ===== 评测卡片 ===== */
        .review-card {
            display: flex;
            flex-direction: column;
            background: var(--bg-card);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: var(--transition);
        }

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

        .review-card-img {
            height: 200px;
            background: linear-gradient(135deg, #E0E7FF, #FCE7F3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 48px;
            color: var(--primary);
            position: relative;
            overflow: hidden;
        }

        .review-card-img .overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(to top, rgba(0, 0, 0, 0.5), transparent);
        }

        .review-card-img .badge-top {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--secondary);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 20px;
            z-index: 2;
        }

        .review-card-img .score-badge {
            position: absolute;
            bottom: 12px;
            right: 12px;
            background: var(--bg-card);
            color: var(--primary);
            font-size: 20px;
            font-weight: 800;
            padding: 6px 14px;
            border-radius: var(--radius-sm);
            z-index: 2;
            box-shadow: var(--shadow-sm);
        }

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

        .review-card-body h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .review-card-body .meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-light);
            margin-bottom: 12px;
            flex-wrap: wrap;
        }

        .review-card-body .meta .tag {
            background: var(--primary-bg);
            color: var(--primary);
            padding: 2px 10px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
        }

        .review-card-body p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
            flex: 1;
        }

        .review-card-body .read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            margin-top: 16px;
            transition: var(--transition);
        }

        .review-card-body .read-more:hover {
            gap: 10px;
            color: var(--primary-dark);
        }

        /* ===== 评测标准 ===== */
        .criteria-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
        }

        .criteria-item {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 28px 24px;
            text-align: center;
            border: 1px solid var(--border);
            transition: var(--transition);
        }

        .criteria-item:hover {
            box-shadow: var(--shadow);
            transform: translateY(-4px);
            border-color: var(--primary-bg);
        }

        .criteria-item .icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin: 0 auto 16px;
            color: #fff;
        }

        .criteria-item .icon.purple {
            background: linear-gradient(135deg, #6366F1, #4F46E5);
        }
        .criteria-item .icon.pink {
            background: linear-gradient(135deg, #F472B6, #EC4899);
        }
        .criteria-item .icon.cyan {
            background: linear-gradient(135deg, #22D3EE, #06B6D4);
        }
        .criteria-item .icon.orange {
            background: linear-gradient(135deg, #FBBF24, #F59E0B);
        }
        .criteria-item .icon.green {
            background: linear-gradient(135deg, #34D399, #10B981);
        }
        .criteria-item .icon.blue {
            background: linear-gradient(135deg, #60A5FA, #3B82F6);
        }

        .criteria-item h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 6px;
        }

        .criteria-item p {
            font-size: 13px;
            color: var(--text-light);
            line-height: 1.6;
        }

        /* ===== 热门评测列表 ===== */
        .hot-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .hot-item {
            display: flex;
            align-items: center;
            gap: 20px;
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            padding: 16px 20px;
            border: 1px solid var(--border);
            transition: var(--transition);
        }

        .hot-item:hover {
            box-shadow: var(--shadow-sm);
            border-color: var(--primary-bg);
            transform: translateX(4px);
        }

        .hot-item .rank {
            font-size: 24px;
            font-weight: 800;
            color: var(--primary);
            width: 40px;
            text-align: center;
            flex-shrink: 0;
        }

        .hot-item .rank.gold {
            color: #F59E0B;
        }
        .hot-item .rank.silver {
            color: #94A3B8;
        }
        .hot-item .rank.bronze {
            color: #D97706;
        }

        .hot-item .info {
            flex: 1;
        }

        .hot-item .info h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 2px;
        }

        .hot-item .info p {
            font-size: 13px;
            color: var(--text-light);
        }

        .hot-item .score {
            font-size: 18px;
            font-weight: 800;
            color: var(--primary);
            flex-shrink: 0;
            padding: 4px 12px;
            background: var(--primary-bg);
            border-radius: 8px;
        }

        /* ===== 专家团队 ===== */
        .team-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 24px;
        }

        .team-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 32px 24px 24px;
            text-align: center;
            border: 1px solid var(--border);
            transition: var(--transition);
        }

        .team-card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-4px);
        }

        .team-card .avatar {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary-bg), #FCE7F3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            color: var(--primary);
            margin: 0 auto 16px;
        }

        .team-card h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-dark);
        }

        .team-card .role {
            font-size: 13px;
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 8px;
        }

        .team-card p {
            font-size: 13px;
            color: var(--text-light);
            line-height: 1.6;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: var(--primary-bg);
        }

        .faq-question {
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 600;
            color: var(--text-dark);
            font-size: 16px;
            transition: var(--transition);
            user-select: none;
        }

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

        .faq-question i {
            color: var(--text-light);
            transition: var(--transition);
            font-size: 14px;
        }

        .faq-item.active .faq-question i {
            transform: rotate(180deg);
            color: var(--primary);
        }

        .faq-answer {
            padding: 0 24px 18px;
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.8;
            display: none;
        }

        .faq-item.active .faq-answer {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-block {
            background: linear-gradient(135deg, var(--bg-sidebar) 0%, #312E81 100%);
            border-radius: var(--radius-lg);
            padding: 56px 48px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-block::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -30%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(236, 72, 153, 0.15), transparent 70%);
            border-radius: 50%;
        }

        .cta-block h2 {
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .cta-block p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            max-width: 600px;
            margin: 0 auto 28px;
            position: relative;
            z-index: 1;
        }

        .cta-block .btn-group {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background: #fff;
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 16px;
            border-radius: 50px;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.25);
            background: #f8fafc;
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 16px;
            border-radius: 50px;
            border: 2px solid rgba(255, 255, 255, 0.3);
            transition: var(--transition);
        }

        .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-2px);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-sidebar);
            color: var(--text-white);
            padding: 48px 0 24px;
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 32px;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .logo-icon-small {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary-light), var(--secondary));
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            flex-shrink: 0;
        }

        .site-footer p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
            max-width: 320px;
        }

        .site-footer h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

        .site-footer ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .site-footer ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .site-footer ul li a:hover {
            color: #fff;
            transform: translateX(4px);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
            flex-wrap: wrap;
            gap: 12px;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .page-header h1 {
                font-size: 34px;
            }
        }

        @media (max-width: 768px) {
            body {
                flex-direction: column;
            }

            .mobile-toggle {
                display: flex;
            }

            .sidebar {
                transform: translateX(-100%);
                width: 280px;
            }

            .sidebar.open {
                transform: translateX(0);
            }

            .mobile-overlay.open {
                display: block;
            }

            .main-content {
                margin-left: 0;
                padding-top: 0;
            }

            .container-custom {
                padding: 0 20px;
            }

            .page-header {
                padding: 40px 0 32px;
            }

            .page-header h1 {
                font-size: 28px;
            }

            .page-header p {
                font-size: 16px;
            }

            .section-block {
                padding: 40px 0;
            }

            .section-title {
                font-size: 24px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }

            .cta-block {
                padding: 36px 24px;
            }

            .cta-block h2 {
                font-size: 24px;
            }

            .criteria-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .team-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .hot-item {
                flex-wrap: wrap;
                gap: 12px;
            }

            .hot-item .rank {
                width: 30px;
                font-size: 20px;
            }

            .review-card-img {
                height: 160px;
            }
        }

        @media (max-width: 520px) {
            .container-custom {
                padding: 0 16px;
            }

            .page-header h1 {
                font-size: 24px;
            }

            .criteria-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .criteria-item {
                padding: 20px 16px;
            }

            .criteria-item .icon {
                width: 44px;
                height: 44px;
                font-size: 18px;
            }

            .team-grid {
                grid-template-columns: 1fr;
            }

            .review-card-body {
                padding: 16px 18px 20px;
            }

            .hot-item {
                padding: 12px 16px;
            }

            .hot-item .info h4 {
                font-size: 14px;
            }

            .cta-block .btn-group {
                flex-direction: column;
                width: 100%;
            }

            .cta-block .btn-group a {
                width: 100%;
                justify-content: center;
            }

            .faq-question {
                font-size: 14px;
                padding: 14px 16px;
            }

            .faq-answer {
                padding: 0 16px 14px;
                font-size: 13px;
            }

            .section-title {
                font-size: 22px;
            }
        }

        /* ===== 工具类 ===== */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .mt-2 {
            margin-top: 8px;
        }
        .mt-4 {
            margin-top: 16px;
        }
        .mt-6 {
            margin-top: 24px;
        }
        .mt-8 {
            margin-top: 32px;
        }
        .mb-4 {
            margin-bottom: 16px;
        }
        .mb-6 {
            margin-bottom: 24px;
        }
        .gap-4 {
            gap: 16px;
        }
        .text-center {
            text-align: center;
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }

        @media (max-width: 768px) {
            .grid-3 {
                grid-template-columns: 1fr 1fr;
            }
            .grid-2 {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 520px) {
            .grid-3 {
                grid-template-columns: 1fr;
            }
        }