/* roulang page: index */
:root {
            --primary: #E53935;
            --primary-dark: #B71C1C;
            --primary-light: #FFEBEE;
            --accent: #FF6D00;
            --accent-light: #FFF3E0;
            --dark: #1A1A2E;
            --dark-2: #16213E;
            --gray-50: #FAFAFA;
            --gray-100: #F5F6F8;
            --gray-200: #EDEFF2;
            --gray-300: #DDE0E4;
            --gray-400: #B8BDC4;
            --gray-500: #8E94A0;
            --gray-600: #6B7280;
            --gray-700: #4B5563;
            --gray-800: #2D3748;
            --gray-900: #1A202C;
            --white: #FFFFFF;
            --success: #2E7D32;
            --warning: #F9A825;
            --radius-sm: 10px;
            --radius-md: 14px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.16);
            --transition: 0.25s ease;
            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --container-max: 1200px;
            --section-padding: 72px 0;
            --header-height: auto;
        }

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

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

        body {
            font-family: var(--font-family);
            line-height: 1.75;
            color: var(--gray-800);
            background-color: var(--gray-50);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

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

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

        ul,
        ol {
            list-style: none;
        }

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            background: var(--white);
            border-bottom: 1px solid var(--gray-200);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
        }

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0 12px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.65rem;
            color: var(--dark);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: var(--primary);
            color: var(--white);
            border-radius: 12px;
            font-size: 1.25rem;
            flex-shrink: 0;
        }

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

        .nav-trigger {
            display: none;
            font-size: 1.5rem;
            color: var(--gray-800);
            padding: 8px;
            border-radius: 8px;
            background: var(--gray-100);
            transition: background var(--transition);
        }

        .nav-trigger:hover {
            background: var(--gray-200);
        }

        .icon-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 0 16px;
            flex-wrap: wrap;
        }

        .icon-nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            border-radius: var(--radius-md);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--gray-600);
            transition: all var(--transition);
            position: relative;
            white-space: nowrap;
        }

        .icon-nav-item i {
            font-size: 1.35rem;
            color: var(--gray-500);
            transition: color var(--transition);
        }

        .icon-nav-item:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

        .icon-nav-item:hover i {
            color: var(--primary);
        }

        .icon-nav-item.active {
            background: var(--primary);
            color: var(--white);
        }

        .icon-nav-item.active i {
            color: var(--white);
        }

        /* ===== Mobile Navigation ===== */
        .mobile-nav-panel {
            display: none;
            background: var(--white);
            border-top: 1px solid var(--gray-200);
            padding: 16px 24px 24px;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 999;
            overflow-y: auto;
            box-shadow: var(--shadow-lg);
        }

        .mobile-nav-panel.open {
            display: block;
        }

        .mobile-nav-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 10px;
        }

        .mobile-nav-grid .icon-nav-item {
            flex-direction: row;
            justify-content: flex-start;
            gap: 12px;
            padding: 14px 16px;
            background: var(--gray-50);
            border-radius: 12px;
            font-size: 0.95rem;
            color: var(--gray-800);
            border: 1px solid var(--gray-200);
        }

        .mobile-nav-grid .icon-nav-item i {
            font-size: 1.2rem;
        }

        .mobile-nav-grid .icon-nav-item.active {
            background: var(--primary);
            color: var(--white);
            border-color: var(--primary);
        }

        /* ===== Hero Section ===== */
        .hero {
            background: var(--dark);
            padding: 72px 0 64px;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -20%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(229, 57, 53, 0.35) 0%, rgba(229, 57, 53, 0) 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255, 109, 0, 0.25) 0%, rgba(255, 109, 0, 0) 70%);
            border-radius: 50%;
            pointer-events: none;
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(229, 57, 53, 0.2);
            color: #FF8A80;
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 24px;
            letter-spacing: 0.02em;
            border: 1px solid rgba(229, 57, 53, 0.3);
        }

        .hero-badge i {
            font-size: 0.8rem;
        }

        .hero h1 {
            font-size: 2.8rem;
            font-weight: 900;
            color: var(--white);
            line-height: 1.25;
            letter-spacing: -0.015em;
            margin-bottom: 20px;
            max-width: 800px;
        }

        .hero h1 .highlight {
            color: #FF6D00;
        }

        .hero-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.78);
            line-height: 1.85;
            max-width: 720px;
            margin-bottom: 32px;
        }

        .hero-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 40px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition);
            letter-spacing: 0.01em;
            line-height: 1.5;
        }

        .btn-primary {
            background: var(--primary);
            color: var(--white);
            border: 2px solid var(--primary);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(229, 57, 53, 0.35);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }

        .btn-outline-light {
            background: transparent;
            color: var(--white);
            border: 2px solid rgba(255, 255, 255, 0.4);
        }

        .btn-outline-light:hover {
            border-color: var(--white);
            background: rgba(255, 255, 255, 0.08);
            transform: translateY(-2px);
        }

        .btn-accent {
            background: var(--accent);
            color: var(--white);
            border: 2px solid var(--accent);
        }

        .btn-accent:hover {
            background: #E65100;
            border-color: #E65100;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 109, 0, 0.35);
        }

        .hero-status-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-lg);
            padding: 18px 24px;
            backdrop-filter: blur(8px);
        }

        .hero-status-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.85);
        }

        .hero-status-item i {
            color: #4CAF50;
            font-size: 0.8rem;
        }

        .hero-icon-matrix {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 36px;
        }

        .hero-icon-card {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            padding: 16px 20px;
            background: rgba(255, 255, 255, 0.07);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-md);
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.75);
            transition: all var(--transition);
            min-width: 72px;
        }

        .hero-icon-card i {
            font-size: 1.5rem;
            color: #FF8A80;
        }

        .hero-icon-card:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: rgba(255, 255, 255, 0.2);
            transform: translateY(-3px);
        }

        /* ===== Section Base ===== */
        .section {
            padding: var(--section-padding);
        }

        .section-alt {
            background: var(--white);
        }

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

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

        .section-tag {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 12px;
            letter-spacing: 0.05em;
        }

        .section-title {
            font-size: 1.85rem;
            font-weight: 800;
            color: var(--dark);
            letter-spacing: -0.015em;
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .section-desc {
            font-size: 1rem;
            color: var(--gray-600);
            line-height: 1.8;
            max-width: 680px;
        }

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

        .section-dark .section-desc {
            color: rgba(255, 255, 255, 0.7);
        }

        /* ===== Countdown / 倒计时 ===== */
        .countdown-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .countdown-card {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-lg);
            padding: 24px;
            display: flex;
            gap: 20px;
            align-items: flex-start;
            transition: all var(--transition);
        }

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

        .countdown-date {
            display: flex;
            flex-direction: column;
            align-items: center;
            background: var(--primary);
            color: var(--white);
            border-radius: var(--radius-md);
            padding: 12px 16px;
            min-width: 70px;
            flex-shrink: 0;
        }

        .countdown-date .day {
            font-size: 1.8rem;
            font-weight: 900;
            line-height: 1.2;
        }

        .countdown-date .month {
            font-size: 0.8rem;
            font-weight: 500;
            opacity: 0.9;
        }

        .countdown-info h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 6px;
        }

        .countdown-info p {
            font-size: 0.88rem;
            color: var(--gray-600);
            line-height: 1.6;
        }

        /* ===== Highlights / 活动亮点 ===== */
        .highlights-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .highlight-card {
            background: var(--gray-50);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            transition: all var(--transition);
        }

        .highlight-card:hover {
            border-color: var(--accent);
            background: var(--accent-light);
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }

        .highlight-card i {
            font-size: 2rem;
            color: var(--accent);
            margin-bottom: 14px;
        }

        .highlight-card h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
        }

        .highlight-card p {
            font-size: 0.85rem;
            color: var(--gray-600);
            line-height: 1.6;
        }

        /* ===== Benefits / 权益 ===== */
        .benefits-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .benefit-card {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            position: relative;
            overflow: hidden;
            transition: all var(--transition);
        }

        .benefit-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--primary);
            border-radius: 0 0 8px 8px;
        }

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

        .benefit-card .benefit-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 14px;
            font-size: 1.5rem;
            margin-bottom: 16px;
        }

        .benefit-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 10px;
        }

        .benefit-card p {
            font-size: 0.9rem;
            color: var(--gray-600);
            line-height: 1.7;
        }

        /* ===== Steps / 玩法步骤 ===== */
        .steps-container {
            display: flex;
            align-items: stretch;
            gap: 0;
            position: relative;
        }

        .step-item {
            flex: 1;
            text-align: center;
            padding: 0 16px;
            position: relative;
        }

        .step-item:not(:last-child)::after {
            content: '';
            position: absolute;
            top: 28px;
            right: -20px;
            width: 40px;
            height: 3px;
            background: var(--gray-300);
            border-radius: 2px;
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            background: var(--primary);
            color: var(--white);
            border-radius: 50%;
            font-size: 1.5rem;
            font-weight: 800;
            margin-bottom: 14px;
            transition: all var(--transition);
        }

        .step-item:hover .step-number {
            background: var(--accent);
            transform: scale(1.1);
        }

        .step-item h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
        }

        .step-item p {
            font-size: 0.88rem;
            color: var(--gray-600);
            line-height: 1.6;
        }

        /* ===== Rewards / 奖励预览 ===== */
        .rewards-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .reward-card {
            background: var(--white);
            border: 2px dashed var(--gray-300);
            border-radius: var(--radius-lg);
            padding: 20px 16px;
            text-align: center;
            transition: all var(--transition);
        }

        .reward-card:hover {
            border-color: var(--accent);
            border-style: solid;
            background: var(--accent-light);
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }

        .reward-card .reward-emoji {
            font-size: 2.2rem;
            margin-bottom: 10px;
            display: block;
        }

        .reward-card h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 6px;
        }

        .reward-card p {
            font-size: 0.8rem;
            color: var(--gray-600);
            line-height: 1.5;
        }

        /* ===== News / 资讯 ===== */
        .news-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .news-card {
            display: flex;
            gap: 16px;
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-lg);
            padding: 20px;
            transition: all var(--transition);
            align-items: flex-start;
        }

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

        .news-card img {
            width: 120px;
            height: 80px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }

        .news-card-body {
            flex: 1;
            min-width: 0;
        }

        .news-tag {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            padding: 3px 10px;
            border-radius: 6px;
            font-size: 0.75rem;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .news-card-body h3 {
            font-size: 0.98rem;
            font-weight: 700;
            color: var(--dark);
            line-height: 1.5;
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card-body p {
            font-size: 0.85rem;
            color: var(--gray-600);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 8px;
        }

        .news-date {
            font-size: 0.78rem;
            color: var(--gray-400);
        }

        /* ===== Testimonials / 口碑 ===== */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .testimonial-card {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-lg);
            padding: 24px;
            transition: all var(--transition);
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--gray-300);
            transform: translateY(-3px);
        }

        .testimonial-stars {
            color: #FFC107;
            font-size: 0.9rem;
            margin-bottom: 12px;
            letter-spacing: 2px;
        }

        .testimonial-text {
            font-size: 0.9rem;
            color: var(--gray-700);
            line-height: 1.7;
            margin-bottom: 14px;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.85rem;
            color: var(--gray-600);
            font-weight: 600;
        }

        .testimonial-author .avatar {
            width: 32px;
            height: 32px;
            background: var(--primary);
            color: var(--white);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
        }

        /* ===== Data Section / 赛事数据 ===== */
        .data-showcase {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .data-chart-placeholder {
            background: var(--dark-2);
            border-radius: var(--radius-xl);
            padding: 32px;
            min-height: 280px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 14px;
        }

        .data-bar {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .data-bar-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            width: 60px;
            text-align: right;
            flex-shrink: 0;
        }

        .data-bar-track {
            flex: 1;
            height: 12px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 6px;
            overflow: hidden;
        }

        .data-bar-fill {
            height: 100%;
            border-radius: 6px;
            transition: width 0.8s ease;
        }

        .data-bar-fill.red {
            background: var(--primary);
        }
        .data-bar-fill.orange {
            background: var(--accent);
        }
        .data-bar-fill.green {
            background: #4CAF50;
        }
        .data-bar-fill.blue {
            background: #42A5F5;
        }

        .data-info h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 10px;
        }

        .data-info p {
            font-size: 0.95rem;
            color: var(--gray-600);
            line-height: 1.8;
            margin-bottom: 12px;
        }

        .data-info .btn {
            margin-top: 8px;
        }

        /* ===== Training / 训练内容 ===== */
        .training-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .training-card {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition);
        }

        .training-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-5px);
            border-color: var(--gray-300);
        }

        .training-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }

        .training-card-body {
            padding: 20px;
        }

        .training-card-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
        }

        .training-card-body p {
            font-size: 0.88rem;
            color: var(--gray-600);
            line-height: 1.6;
        }

        /* ===== Community / 球迷社区 ===== */
        .community-list {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-lg);
            overflow: hidden;
        }

        .community-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 20px;
            border-bottom: 1px solid var(--gray-100);
            transition: background var(--transition);
        }

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

        .community-item:hover {
            background: var(--gray-50);
        }

        .community-item .hot-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: #FFF3E0;
            color: #E65100;
            padding: 4px 10px;
            border-radius: 6px;
            font-size: 0.75rem;
            font-weight: 600;
            flex-shrink: 0;
        }

        .community-item .topic {
            flex: 1;
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--dark);
            line-height: 1.5;
        }

        .community-item .meta {
            font-size: 0.8rem;
            color: var(--gray-400);
            flex-shrink: 0;
            white-space: nowrap;
        }

        /* ===== Replays / 回放 ===== */
        .replays-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .replay-card {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition);
            position: relative;
        }

        .replay-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-5px);
        }

        .replay-card .thumbnail {
            position: relative;
            height: 160px;
            overflow: hidden;
        }

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

        .replay-card .play-overlay {
            position: absolute;
            inset: 0;
            background: rgba(0, 0, 0, 0.4);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background var(--transition);
        }

        .replay-card:hover .play-overlay {
            background: rgba(0, 0, 0, 0.25);
        }

        .play-overlay i {
            font-size: 2.5rem;
            color: rgba(255, 255, 255, 0.9);
            transition: transform var(--transition);
        }

        .replay-card:hover .play-overlay i {
            transform: scale(1.15);
        }

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

        .replay-card-body h3 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 6px;
        }

        .replay-card-body p {
            font-size: 0.82rem;
            color: var(--gray-600);
            line-height: 1.5;
        }

        /* ===== Brand Intro / 品牌介绍 ===== */
        .brand-intro {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-xl);
            padding: 40px 36px;
            box-shadow: var(--shadow-sm);
        }

        .brand-intro h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--dark);
            margin-bottom: 16px;
        }

        .brand-intro p {
            font-size: 0.95rem;
            color: var(--gray-700);
            line-height: 1.9;
            margin-bottom: 12px;
        }

        /* ===== Partners / 合作伙伴 ===== */
        .partners-wall {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }

        .partner-tag {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: 999px;
            padding: 10px 22px;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--gray-700);
            transition: all var(--transition);
        }

        .partner-tag:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
            transform: translateY(-2px);
        }

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

        .faq-item {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: border-color var(--transition);
        }

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 18px 20px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--dark);
            cursor: pointer;
            transition: background var(--transition);
            width: 100%;
            text-align: left;
            background: none;
            border: none;
        }

        .faq-question:hover {
            background: var(--gray-50);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            font-size: 0.8rem;
            color: var(--gray-400);
            transition: transform var(--transition);
        }

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

        .faq-answer {
            display: none;
            padding: 0 20px 18px;
            font-size: 0.9rem;
            color: var(--gray-600);
            line-height: 1.8;
        }

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

        /* ===== Guarantee / 保障条 ===== */
        .guarantee-bar {
            background: var(--dark);
            border-radius: var(--radius-lg);
            padding: 24px 28px;
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            align-items: center;
            justify-content: space-between;
        }

        .guarantee-item {
            display: flex;
            align-items: center;
            gap: 10px;
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.9rem;
        }

        .guarantee-item i {
            font-size: 1.2rem;
            color: #4CAF50;
        }

        /* ===== CTA / 报名入口 ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--dark) 0%, #2C3E50 100%);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .cta-content h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--white);
            margin-bottom: 10px;
        }

        .cta-content p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.7;
            max-width: 480px;
        }

        .cta-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            flex: 1;
            min-width: 280px;
            max-width: 500px;
        }

        .cta-form input {
            flex: 1;
            padding: 12px 16px;
            border-radius: var(--radius-md);
            border: 2px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.06);
            color: var(--white);
            font-size: 0.9rem;
            font-family: inherit;
            transition: all var(--transition);
            min-width: 180px;
        }

        .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }

        .cta-form input:focus {
            outline: none;
            border-color: var(--primary);
            background: rgba(255, 255, 255, 0.12);
        }

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

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

        .footer-brand h3 {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--white);
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 0.85rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 14px;
        }

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

        .footer-col ul a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            justify-content: space-between;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition);
        }

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

        .footer-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ===== Responsive ===== */
        @media (max-width: 992px) {
            .hero h1 {
                font-size: 2.2rem;
            }
            .highlights-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .rewards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-showcase {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .replays-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .icon-nav {
                gap: 2px;
            }
            .icon-nav-item {
                padding: 8px 12px;
                font-size: 0.78rem;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-padding: 48px 0;
            }
            .header-top {
                padding: 12px 0 8px;
            }
            .nav-trigger {
                display: block;
            }
            .icon-nav {
                display: none;
            }
            .hero {
                padding: 48px 0 40px;
            }
            .hero h1 {
                font-size: 1.7rem;
            }
            .hero-desc {
                font-size: 0.95rem;
            }
            .hero-status-bar {
                padding: 14px 16px;
                gap: 12px;
            }
            .countdown-grid {
                grid-template-columns: 1fr;
            }
            .benefits-grid {
                grid-template-columns: 1fr;
            }
            .steps-container {
                flex-direction: column;
                gap: 20px;
            }
            .step-item:not(:last-child)::after {
                display: none;
            }
            .news-list {
                grid-template-columns: 1fr;
            }
            .testimonials-grid {
                grid-template-columns: 1fr;
            }
            .training-grid {
                grid-template-columns: 1fr;
            }
            .replays-grid {
                grid-template-columns: 1fr;
            }
            .cta-section {
                padding: 32px 24px;
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-form {
                width: 100%;
                max-width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .highlights-grid {
                grid-template-columns: 1fr;
            }
            .rewards-grid {
                grid-template-columns: 1fr;
            }
            .brand-intro {
                padding: 28px 20px;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .hero-actions {
                flex-direction: column;
                align-items: flex-start;
                width: 100%;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .hero-icon-card {
                min-width: 60px;
                padding: 12px 14px;
            }
        }

        @media (max-width: 560px) {
            .container {
                padding: 0 16px;
            }
            .hero h1 {
                font-size: 1.4rem;
                line-height: 1.3;
            }
            .logo {
                font-size: 1.3rem;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 1rem;
                border-radius: 10px;
            }
            .btn {
                padding: 10px 20px;
                font-size: 0.88rem;
            }
            .news-card {
                flex-direction: column;
            }
            .news-card img {
                width: 100%;
                height: 160px;
            }
            .guarantee-bar {
                padding: 18px 16px;
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .mobile-nav-grid {
                grid-template-columns: 1fr;
            }
            .hero-icon-matrix {
                gap: 8px;
            }
            .cta-form input {
                width: 100%;
                min-width: auto;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #E53935;
            --primary-dark: #B71C1C;
            --primary-light: #FFEBEE;
            --accent: #FF6D00;
            --accent-light: #FFF3E0;
            --dark: #1A1A2E;
            --dark-2: #16213E;
            --gray-50: #FAFAFA;
            --gray-100: #F5F6F8;
            --gray-200: #EDEFF2;
            --gray-300: #DDE0E4;
            --gray-400: #B8BDC4;
            --gray-500: #8E94A0;
            --gray-600: #6B7280;
            --gray-700: #4B5563;
            --gray-800: #2D3748;
            --gray-900: #1A202C;
            --white: #FFFFFF;
            --success: #2E7D32;
            --warning: #F9A825;
            --radius-sm: 10px;
            --radius-md: 14px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.16);
            --transition: 0.25s ease;
            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --container-max: 1200px;
            --section-padding: 56px 0;
            --header-height: auto;
        }

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

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

        body {
            font-family: var(--font-family);
            line-height: 1.75;
            color: var(--gray-800);
            background-color: var(--gray-50);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

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

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

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            background: var(--white);
            border-bottom: 1px solid var(--gray-200);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
        }

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0 12px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.65rem;
            color: var(--dark);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: var(--primary);
            color: var(--white);
            border-radius: 12px;
            font-size: 1.25rem;
            flex-shrink: 0;
        }

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

        .nav-trigger {
            display: none;
            font-size: 1.5rem;
            color: var(--gray-800);
            padding: 8px;
            border-radius: 8px;
            background: var(--gray-100);
            transition: background var(--transition);
        }

        .nav-trigger:hover {
            background: var(--gray-200);
        }

        .icon-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 0 16px;
            flex-wrap: wrap;
        }

        .icon-nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            border-radius: var(--radius-md);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--gray-600);
            transition: all var(--transition);
            position: relative;
            white-space: nowrap;
        }

        .icon-nav-item i {
            font-size: 1.35rem;
            color: var(--gray-500);
            transition: color var(--transition);
        }

        .icon-nav-item:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

        .icon-nav-item:hover i {
            color: var(--primary);
        }

        .icon-nav-item.active {
            background: var(--primary);
            color: var(--white);
        }

        .icon-nav-item.active i {
            color: var(--white);
        }

        /* ===== Mobile Navigation ===== */
        .mobile-nav-panel {
            display: none;
            background: var(--white);
            border-top: 1px solid var(--gray-200);
            padding: 16px 24px 24px;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 999;
            overflow-y: auto;
            box-shadow: var(--shadow-lg);
        }

        .mobile-nav-panel.open {
            display: block;
        }

        .mobile-nav-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
        }

        .mobile-nav-grid a {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
            padding: 14px 8px;
            border-radius: var(--radius-md);
            background: var(--gray-50);
            font-size: 0.8rem;
            font-weight: 500;
            color: var(--gray-600);
            transition: all var(--transition);
        }

        .mobile-nav-grid a i {
            font-size: 1.3rem;
            color: var(--gray-500);
        }

        .mobile-nav-grid a:hover,
        .mobile-nav-grid a.active {
            background: var(--primary);
            color: var(--white);
        }

        .mobile-nav-grid a:hover i,
        .mobile-nav-grid a.active i {
            color: var(--white);
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb {
            background: var(--gray-100);
            border-bottom: 1px solid var(--gray-200);
            padding: 12px 0;
            font-size: 0.85rem;
            color: var(--gray-600);
        }

        .breadcrumb .container {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
        }

        .breadcrumb a {
            color: var(--primary);
            font-weight: 500;
        }

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

        .breadcrumb span {
            color: var(--gray-500);
        }

        .breadcrumb .current {
            color: var(--gray-700);
            font-weight: 500;
        }

        /* ===== Section Base ===== */
        section {
            padding: var(--section-padding);
        }

        .section-header {
            margin-bottom: 32px;
        }

        .section-header .eyebrow {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: var(--primary);
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        .section-header h2 {
            font-size: 1.75rem;
            font-weight: 800;
            color: var(--dark);
            letter-spacing: -0.01em;
            line-height: 1.35;
            margin-bottom: 8px;
        }

        .section-header p {
            font-size: 1rem;
            color: var(--gray-600);
            max-width: 680px;
            line-height: 1.8;
        }

        /* ===== Category Hero ===== */
        .category-hero {
            background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 55%, #1a3a4a 100%);
            color: var(--white);
            padding: 56px 0 48px;
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at top right, rgba(229, 57, 53, 0.28), transparent 55%);
            pointer-events: none;
        }

        .category-hero::after {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/1851c50ffde1957b.webp') center/cover;
            opacity: 0.12;
            pointer-events: none;
        }

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

        .category-hero h1 {
            font-size: 2.25rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.3;
            margin-bottom: 16px;
            color: var(--white);
        }

        .category-hero .hero-desc {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 720px;
            line-height: 1.9;
            margin-bottom: 20px;
        }

        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.75);
        }

        .hero-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .hero-meta i {
            color: var(--accent);
        }

        /* ===== News Grid ===== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 24px;
        }

        .news-card {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: var(--gray-300);
        }

        .news-card .card-img {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--gray-200);
        }

        .news-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .news-card:hover .card-img img {
            transform: scale(1.04);
        }

        .news-card .card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--primary);
            color: var(--white);
            font-size: 0.72rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 20px;
            letter-spacing: 0.03em;
            z-index: 2;
        }

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

        .news-card .card-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--dark);
            line-height: 1.5;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card .card-summary {
            font-size: 0.9rem;
            color: var(--gray-600);
            line-height: 1.8;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
            flex: 1;
        }

        .news-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.78rem;
            color: var(--gray-500);
            border-top: 1px solid var(--gray-200);
            padding-top: 12px;
        }

        .news-card .card-meta .date {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .news-card .card-meta .read-more {
            color: var(--primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition);
        }

        .news-card .card-meta .read-more:hover {
            color: var(--primary-dark);
        }

        /* ===== Hot Topics ===== */
        .hot-topics {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
            gap: 16px;
        }

        .hot-topic-item {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-md);
            padding: 16px 18px;
            display: flex;
            align-items: center;
            gap: 12px;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .hot-topic-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: var(--gray-300);
        }

        .hot-topic-item .topic-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            background: var(--accent-light);
            color: var(--accent);
            border-radius: 10px;
            font-size: 1.15rem;
            flex-shrink: 0;
        }

        .hot-topic-item .topic-info h4 {
            font-size: 0.92rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 2px;
        }

        .hot-topic-item .topic-info p {
            font-size: 0.78rem;
            color: var(--gray-500);
        }

        /* ===== Timeline / Data Snapshot ===== */
        .data-snapshot {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-lg);
            padding: 28px 32px;
            box-shadow: var(--shadow-sm);
        }

        .snapshot-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            gap: 18px;
        }

        .snapshot-item {
            text-align: center;
            padding: 14px 10px;
            border-radius: var(--radius-md);
            background: var(--gray-50);
            transition: background var(--transition);
        }

        .snapshot-item:hover {
            background: var(--primary-light);
        }

        .snapshot-item .number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.02em;
            line-height: 1.2;
        }

        .snapshot-item .label {
            font-size: 0.82rem;
            color: var(--gray-600);
            font-weight: 500;
            margin-top: 4px;
        }

        /* ===== Editor Picks ===== */
        .editor-picks {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 18px;
        }

        .pick-card {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }

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

        .pick-card .pick-img {
            aspect-ratio: 3/2;
            background: var(--gray-200);
            overflow: hidden;
        }

        .pick-card .pick-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .pick-card:hover .pick-img img {
            transform: scale(1.04);
        }

        .pick-card .pick-body {
            padding: 14px 16px 16px;
        }

        .pick-card .pick-body h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--dark);
            line-height: 1.5;
            margin-bottom: 4px;
        }

        .pick-card .pick-body p {
            font-size: 0.8rem;
            color: var(--gray-500);
        }

        /* ===== Tags ===== */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-cloud a {
            display: inline-block;
            padding: 8px 18px;
            border-radius: 22px;
            background: var(--white);
            border: 1px solid var(--gray-200);
            color: var(--gray-600);
            font-size: 0.82rem;
            font-weight: 500;
            transition: all var(--transition);
        }

        .tag-cloud a:hover {
            background: var(--primary);
            color: var(--white);
            border-color: var(--primary);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        /* ===== Subscribe / CTA ===== */
        .subscribe-cta {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: var(--white);
            border-radius: var(--radius-xl);
            padding: 40px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-lg);
        }

        .subscribe-cta .cta-text h3 {
            font-size: 1.4rem;
            font-weight: 800;
            margin-bottom: 6px;
        }

        .subscribe-cta .cta-text p {
            font-size: 0.92rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 500px;
        }

        .subscribe-cta .cta-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .subscribe-cta .cta-form input {
            padding: 12px 18px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.12);
            color: var(--white);
            font-size: 0.88rem;
            min-width: 240px;
            font-family: inherit;
            transition: all var(--transition);
        }

        .subscribe-cta .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.6);
        }

        .subscribe-cta .cta-form input:focus {
            outline: none;
            border-color: var(--white);
            background: rgba(255, 255, 255, 0.2);
        }

        .subscribe-cta .cta-form button {
            padding: 12px 24px;
            border-radius: var(--radius-md);
            background: var(--white);
            color: var(--primary);
            font-weight: 700;
            font-size: 0.88rem;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .subscribe-cta .cta-form button:hover {
            background: var(--accent-light);
            color: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        /* ===== FAQ Compact ===== */
        .faq-compact {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 16px;
        }

        .faq-item {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .faq-item:hover {
            border-color: var(--gray-300);
            box-shadow: var(--shadow-md);
        }

        .faq-item h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .faq-item h4 i {
            color: var(--primary);
            font-size: 0.85rem;
        }

        .faq-item p {
            font-size: 0.85rem;
            color: var(--gray-600);
            line-height: 1.8;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 48px 0 24px;
            margin-top: 32px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand h3 {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--white);
            margin-bottom: 12px;
        }

        .footer-brand h3 span {
            color: var(--primary);
        }

        .footer-brand p {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.8;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 14px;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul li a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition);
        }

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

        /* ===== Responsive ===== */
        @media (max-width: 992px) {
            :root {
                --section-padding: 40px 0;
            }

            .category-hero h1 {
                font-size: 1.85rem;
            }

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

            .subscribe-cta {
                flex-direction: column;
                align-items: flex-start;
                text-align: left;
            }
        }

        @media (max-width: 768px) {
            .header-top {
                padding: 10px 0;
            }

            .logo {
                font-size: 1.35rem;
            }

            .logo-icon {
                width: 36px;
                height: 36px;
                font-size: 1rem;
                border-radius: 10px;
            }

            .icon-nav {
                display: none;
            }

            .nav-trigger {
                display: inline-flex;
                align-items: center;
                justify-content: center;
            }

            .category-hero {
                padding: 36px 0 32px;
            }

            .category-hero h1 {
                font-size: 1.55rem;
            }

            .category-hero .hero-desc {
                font-size: 0.95rem;
            }

            .section-header h2 {
                font-size: 1.45rem;
            }

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

            .snapshot-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }

            .snapshot-item .number {
                font-size: 1.5rem;
            }

            .subscribe-cta {
                padding: 28px 22px;
                border-radius: var(--radius-lg);
            }

            .subscribe-cta .cta-form {
                width: 100%;
            }

            .subscribe-cta .cta-form input {
                flex: 1;
                min-width: 0;
                width: 100%;
            }

            .subscribe-cta .cta-form button {
                width: 100%;
                justify-content: center;
            }

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

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                text-align: left;
                gap: 8px;
            }
        }

        @media (max-width: 560px) {
            .container {
                padding: 0 16px;
            }

            .category-hero h1 {
                font-size: 1.35rem;
            }

            .hero-meta {
                gap: 10px;
                font-size: 0.75rem;
                flex-direction: column;
                align-items: flex-start;
            }

            .news-card .card-body {
                padding: 14px 16px 16px;
            }

            .news-card .card-summary {
                -webkit-line-clamp: 2;
            }

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

            .snapshot-item .number {
                font-size: 1.3rem;
            }

            .data-snapshot {
                padding: 20px 16px;
                border-radius: var(--radius-md);
            }

            .hot-topics,
            .editor-picks,
            .faq-compact {
                grid-template-columns: 1fr;
            }

            .tag-cloud a {
                padding: 6px 14px;
                font-size: 0.75rem;
            }

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

            .footer-brand p {
                max-width: 100%;
            }

            .subscribe-cta .cta-text h3 {
                font-size: 1.15rem;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #E53935;
            --primary-dark: #B71C1C;
            --primary-light: #FFEBEE;
            --accent: #FF6D00;
            --accent-light: #FFF3E0;
            --dark: #1A1A2E;
            --dark-2: #16213E;
            --gray-50: #FAFAFA;
            --gray-100: #F5F6F8;
            --gray-200: #EDEFF2;
            --gray-300: #DDE0E4;
            --gray-400: #B8BDC4;
            --gray-500: #8E94A0;
            --gray-600: #6B7280;
            --gray-700: #4B5563;
            --gray-800: #2D3748;
            --gray-900: #1A202C;
            --white: #FFFFFF;
            --success: #2E7D32;
            --warning: #F9A825;
            --radius-sm: 10px;
            --radius-md: 14px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.16);
            --transition: 0.25s ease;
            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --container-max: 1200px;
            --section-padding: 64px 0;
            --header-height: auto;
        }
        :root {
            --section-padding: 48px 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
            box-sizing: border-box;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: var(--font-family);
            line-height: 1.75;
            color: var(--gray-800);
            background-color: var(--gray-50);
            min-height: 100vh;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
            font-size: inherit;
        }
        ul,
        ol {
            list-style: none;
        }
        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            background: var(--white);
            border-bottom: 1px solid var(--gray-200);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
        }
        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0 12px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.65rem;
            color: var(--dark);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: var(--primary);
            color: var(--white);
            border-radius: 12px;
            font-size: 1.25rem;
            flex-shrink: 0;
        }
        .logo span {
            color: var(--primary);
        }
        .nav-trigger {
            display: none;
            font-size: 1.5rem;
            color: var(--gray-800);
            padding: 8px;
            border-radius: 8px;
            background: var(--gray-100);
            transition: background var(--transition);
        }
        .nav-trigger:hover {
            background: var(--gray-200);
        }
        .icon-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 0 16px;
            flex-wrap: wrap;
        }
        .icon-nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            border-radius: var(--radius-md);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--gray-600);
            transition: all var(--transition);
            position: relative;
            white-space: nowrap;
        }
        .icon-nav-item i {
            font-size: 1.35rem;
            color: var(--gray-500);
            transition: color var(--transition);
        }
        .icon-nav-item:hover {
            background: var(--primary-light);
            color: var(--primary);
        }
        .icon-nav-item:hover i {
            color: var(--primary);
        }
        .icon-nav-item.active {
            background: var(--primary);
            color: var(--white);
        }
        .icon-nav-item.active i {
            color: var(--white);
        }

        /* ===== Mobile Navigation ===== */
        .mobile-nav-panel {
            display: none;
            background: var(--white);
            border-top: 1px solid var(--gray-200);
            padding: 16px 24px 24px;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 999;
            overflow-y: auto;
            box-shadow: var(--shadow-lg);
        }
        .mobile-nav-panel.open {
            display: block;
        }
        .mobile-nav-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
        }
        .mobile-nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            padding: 16px 8px;
            border-radius: var(--radius-md);
            background: var(--gray-50);
            border: 1px solid var(--gray-200);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--gray-700);
            transition: all var(--transition);
            text-align: center;
        }
        .mobile-nav-item i {
            font-size: 1.6rem;
            color: var(--gray-500);
            transition: color var(--transition);
        }
        .mobile-nav-item:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: var(--primary);
        }
        .mobile-nav-item:hover i {
            color: var(--primary);
        }
        .mobile-nav-item.active {
            background: var(--primary);
            color: var(--white);
            border-color: var(--primary);
        }
        .mobile-nav-item.active i {
            color: var(--white);
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-bar {
            background: var(--white);
            border-bottom: 1px solid var(--gray-200);
            padding: 12px 0;
            font-size: 0.85rem;
            color: var(--gray-500);
        }
        .breadcrumb-bar .container {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .breadcrumb-bar a {
            color: var(--gray-600);
            transition: color var(--transition);
        }
        .breadcrumb-bar a:hover {
            color: var(--primary);
        }
        .breadcrumb-sep {
            color: var(--gray-300);
        }
        .breadcrumb-current {
            color: var(--gray-800);
            font-weight: 500;
        }

        /* ===== Category Hero ===== */
        .category-hero {
            position: relative;
            background-image: url('/assets/images/e730000304611724.webp');
            background-size: cover;
            background-position: center;
            color: var(--white);
            padding: 64px 0 56px;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.92) 0%, rgba(22, 33, 62, 0.85) 50%, rgba(229, 57, 53, 0.75) 100%);
            z-index: 1;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .category-hero-content {
            display: flex;
            align-items: flex-start;
            gap: 40px;
        }
        .category-hero-main {
            flex: 1;
            max-width: 640px;
        }
        .category-hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.01em;
            margin-bottom: 16px;
            color: var(--white);
        }
        .category-hero h1 span {
            color: #FF8A80;
        }
        .category-hero-desc {
            font-size: 1.05rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 24px;
            max-width: 560px;
        }
        .category-hero-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: var(--white);
            box-shadow: 0 4px 12px rgba(229, 57, 53, 0.35);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            color: var(--white);
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(229, 57, 53, 0.45);
        }
        .btn-outline-light {
            background: transparent;
            color: var(--white);
            border: 1px solid rgba(255, 255, 255, 0.5);
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.15);
            color: var(--white);
            border-color: var(--white);
        }
        .category-hero-stats {
            flex-shrink: 0;
            width: 280px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .hero-stat-item {
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(4px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-md);
            padding: 16px 18px;
            display: flex;
            align-items: center;
            gap: 14px;
            transition: background var(--transition);
        }
        .hero-stat-item:hover {
            background: rgba(255, 255, 255, 0.2);
        }
        .hero-stat-icon {
            width: 42px;
            height: 42px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            flex-shrink: 0;
            background: rgba(255, 255, 255, 0.2);
            color: #FFC107;
        }
        .hero-stat-info {
            flex: 1;
        }
        .hero-stat-value {
            font-size: 1.35rem;
            font-weight: 700;
            line-height: 1.2;
            color: var(--white);
        }
        .hero-stat-label {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.7);
        }

        /* ===== Section Common ===== */
        .section {
            padding: var(--section-padding);
        }
        .section-alt {
            background: var(--white);
            border-top: 1px solid var(--gray-200);
            border-bottom: 1px solid var(--gray-200);
        }
        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 28px;
            flex-wrap: wrap;
        }
        .section-title {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--gray-900);
            letter-spacing: -0.01em;
            line-height: 1.3;
        }
        .section-title span {
            color: var(--primary);
        }
        .section-subtitle {
            font-size: 0.95rem;
            color: var(--gray-500);
            margin-top: 4px;
            max-width: 520px;
        }
        .section-link {
            font-size: 0.9rem;
            color: var(--primary);
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap var(--transition);
        }
        .section-link:hover {
            gap: 10px;
            color: var(--primary-dark);
        }

        /* ===== Data Overview ===== */
        .data-overview-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .overview-card {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-md);
            padding: 20px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            transition: all var(--transition);
        }
        .overview-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: var(--primary-light);
        }
        .overview-card-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            background: var(--primary-light);
            color: var(--primary);
        }
        .overview-card-value {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--gray-900);
            line-height: 1.1;
        }
        .overview-card-label {
            font-size: 0.85rem;
            color: var(--gray-500);
        }
        .overview-card-desc {
            font-size: 0.8rem;
            color: var(--gray-600);
            line-height: 1.5;
        }

        /* ===== Data Cards List ===== */
        .data-cards-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .data-card {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-lg);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .data-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: var(--gray-300);
        }
        .data-card-image {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--gray-200);
        }
        .data-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .data-card:hover .data-card-image img {
            transform: scale(1.04);
        }
        .data-card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: var(--white);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 20px;
            letter-spacing: 0.02em;
        }
        .data-card-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            flex: 1;
        }
        .data-card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--gray-900);
            line-height: 1.45;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .data-card-excerpt {
            font-size: 0.88rem;
            color: var(--gray-600);
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }
        .data-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--gray-400);
            margin-top: 4px;
        }
        .data-card-tag {
            background: var(--primary-light);
            color: var(--primary);
            padding: 2px 10px;
            border-radius: 16px;
            font-size: 0.75rem;
            font-weight: 500;
        }
        .data-card-date {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        /* ===== Featured Topics ===== */
        .topics-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }
        .topic-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            aspect-ratio: 4 / 3;
            cursor: pointer;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .topic-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .topic-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .topic-card:hover img {
            transform: scale(1.06);
        }
        .topic-card-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(26, 26, 46, 0.85) 0%, rgba(26, 26, 46, 0.3) 45%, rgba(26, 26, 46, 0.05) 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 18px;
            color: var(--white);
            z-index: 1;
        }
        .topic-card-tag {
            align-self: flex-start;
            background: rgba(229, 57, 53, 0.85);
            color: var(--white);
            font-size: 0.7rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 14px;
            margin-bottom: 8px;
            letter-spacing: 0.02em;
        }
        .topic-card-title {
            font-size: 1.05rem;
            font-weight: 700;
            line-height: 1.4;
            color: var(--white);
        }
        .topic-card-desc {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 4px;
            line-height: 1.5;
        }

        /* ===== Timeline ===== */
        .timeline-wrap {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
        }
        .timeline {
            position: relative;
            padding-left: 28px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 4px;
            bottom: 4px;
            width: 2px;
            background: var(--gray-200);
        }
        .timeline-item {
            position: relative;
            padding-bottom: 20px;
        }
        .timeline-item:last-child {
            padding-bottom: 0;
        }
        .timeline-dot {
            position: absolute;
            left: -28px;
            top: 5px;
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: var(--white);
            border: 3px solid var(--primary);
            z-index: 1;
        }
        .timeline-item.active .timeline-dot {
            background: var(--primary);
            border-color: var(--primary-dark);
            box-shadow: 0 0 0 3px rgba(229, 57, 53, 0.25);
        }
        .timeline-content {
            display: flex;
            flex-wrap: wrap;
            align-items: baseline;
            gap: 8px 12px;
        }
        .timeline-date {
            font-size: 0.8rem;
            color: var(--gray-400);
            font-weight: 500;
            white-space: nowrap;
        }
        .timeline-title {
            font-size: 0.95rem;
            color: var(--gray-800);
            font-weight: 600;
            flex: 1;
            line-height: 1.5;
        }
        .timeline-badge {
            background: var(--accent-light);
            color: var(--accent);
            font-size: 0.72rem;
            font-weight: 600;
            padding: 2px 10px;
            border-radius: 12px;
            white-space: nowrap;
        }

        /* ===== Rank List ===== */
        .rank-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .rank-card {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-md);
            padding: 20px;
            transition: all var(--transition);
        }
        .rank-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--gray-300);
        }
        .rank-card-header {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }
        .rank-card-header i {
            color: var(--primary);
            font-size: 1.2rem;
        }
        .rank-card-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--gray-900);
        }
        .rank-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 8px 10px;
            border-radius: var(--radius-sm);
            background: var(--gray-50);
            transition: background var(--transition);
        }
        .rank-item:hover {
            background: var(--primary-light);
        }
        .rank-number {
            width: 28px;
            height: 28px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.8rem;
            background: var(--gray-200);
            color: var(--gray-700);
            flex-shrink: 0;
        }
        .rank-item:nth-child(1) .rank-number {
            background: var(--primary);
            color: var(--white);
        }
        .rank-item:nth-child(2) .rank-number {
            background: var(--accent);
            color: var(--white);
        }
        .rank-item:nth-child(3) .rank-number {
            background: #FFC107;
            color: var(--gray-900);
        }
        .rank-info {
            flex: 1;
            min-width: 0;
        }
        .rank-name {
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--gray-800);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .rank-desc {
            font-size: 0.75rem;
            color: var(--gray-400);
        }
        .rank-value {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--primary);
            white-space: nowrap;
        }

        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .faq-item {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--gray-300);
        }
        .faq-item.open {
            border-color: var(--primary-light);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 16px 20px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--gray-800);
            text-align: left;
            transition: color var(--transition);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question i {
            font-size: 0.9rem;
            color: var(--gray-400);
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question {
            color: var(--primary);
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0 20px;
            font-size: 0.88rem;
            color: var(--gray-600);
            line-height: 1.75;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-bottom: 16px;
        }

        /* ===== Subscribe CTA ===== */
        .subscribe-section {
            background: var(--dark);
            background-image: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 100%);
            border-radius: var(--radius-xl);
            padding: 40px 36px;
            color: var(--white);
            display: flex;
            align-items: center;
            gap: 32px;
            flex-wrap: wrap;
        }
        .subscribe-info {
            flex: 1;
            min-width: 240px;
        }
        .subscribe-info h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--white);
        }
        .subscribe-info p {
            font-size: 0.92rem;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.7;
        }
        .subscribe-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            flex-shrink: 0;
        }
        .subscribe-form input,
        .subscribe-form select {
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.25);
            background: rgba(255, 255, 255, 0.1);
            color: var(--white);
            font-size: 0.9rem;
            font-family: inherit;
            min-width: 160px;
            transition: border-color var(--transition), background var(--transition);
        }
        .subscribe-form input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }
        .subscribe-form input:focus,
        .subscribe-form select:focus {
            outline: none;
            border-color: var(--primary);
            background: rgba(255, 255, 255, 0.18);
        }
        .subscribe-form select option {
            color: var(--gray-900);
            background: var(--white);
        }
        .subscribe-form .btn-primary {
            box-shadow: none;
            border: none;
        }
        .subscribe-form .btn-primary:hover {
            box-shadow: 0 4px 16px rgba(229, 57, 53, 0.5);
            transform: translateY(-2px);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 24px;
            margin-top: 56px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand h3 {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--white);
            margin-bottom: 10px;
        }
        .footer-brand h3 span {
            color: var(--primary);
        }
        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.7;
            max-width: 280px;
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 14px;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition);
        }
        .footer-col ul a:hover {
            color: var(--white);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 10px 20px;
            align-items: center;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-links {
            display: flex;
            gap: 12px;
            margin-left: auto;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition);
            font-size: 0.8rem;
        }
        .footer-links a:hover {
            color: var(--white);
        }

        /* ===== Responsive ===== */
        @media (max-width: 992px) {
            .category-hero-content {
                flex-direction: column;
                gap: 28px;
            }
            .category-hero-stats {
                width: 100%;
                flex-direction: row;
                flex-wrap: wrap;
            }
            .hero-stat-item {
                flex: 1;
                min-width: 140px;
            }
            .data-overview-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .topics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-cards-grid {
                grid-template-columns: 1fr;
            }
            .rank-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .icon-nav {
                display: none;
            }
            .nav-trigger {
                display: block;
            }
            .category-hero {
                padding: 40px 0 36px;
            }
            .category-hero h1 {
                font-size: 1.9rem;
            }
            .category-hero-desc {
                font-size: 0.92rem;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .data-overview-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .overview-card {
                padding: 14px;
            }
            .overview-card-value {
                font-size: 1.35rem;
            }
            .topics-grid {
                grid-template-columns: 1fr;
            }
            .topic-card {
                aspect-ratio: 16 / 9;
            }
            .subscribe-section {
                padding: 28px 20px;
                flex-direction: column;
                text-align: center;
            }
            .subscribe-form {
                width: 100%;
                justify-content: center;
            }
            .subscribe-form input,
            .subscribe-form select {
                width: 100%;
                min-width: auto;
            }
            .subscribe-form .btn-primary {
                width: 100%;
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-links {
                margin-left: 0;
            }
            .section-header {
                flex-direction: column;
                align-items: flex-start;
            }
        }
        @media (max-width: 560px) {
            .container {
                padding: 0 16px;
            }
            .logo {
                font-size: 1.35rem;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 1rem;
            }
            .category-hero h1 {
                font-size: 1.5rem;
            }
            .category-hero-actions .btn {
                width: 100%;
                justify-content: center;
            }
            .hero-stat-item {
                min-width: 100%;
            }
            .data-overview-grid {
                grid-template-columns: 1fr;
            }
            .data-card-body {
                padding: 14px 16px 16px;
            }
            .timeline-wrap {
                padding: 16px 14px;
            }
            .timeline {
                padding-left: 20px;
            }
            .timeline-dot {
                left: -20px;
                width: 14px;
                height: 14px;
                border-width: 2px;
            }
            .mobile-nav-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #E53935;
            --primary-dark: #B71C1C;
            --primary-light: #FFEBEE;
            --accent: #FF6D00;
            --accent-light: #FFF3E0;
            --dark: #1A1A2E;
            --dark-2: #16213E;
            --gray-50: #FAFAFA;
            --gray-100: #F5F6F8;
            --gray-200: #EDEFF2;
            --gray-300: #DDE0E4;
            --gray-400: #B8BDC4;
            --gray-500: #8E94A0;
            --gray-600: #6B7280;
            --gray-700: #4B5563;
            --gray-800: #2D3748;
            --gray-900: #1A202C;
            --white: #FFFFFF;
            --success: #2E7D32;
            --warning: #F9A825;
            --radius-sm: 10px;
            --radius-md: 14px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.16);
            --transition: 0.25s ease;
            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --container-max: 1200px;
            --section-padding: 72px 0;
            --header-height: auto;
        }

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

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

        body {
            font-family: var(--font-family);
            line-height: 1.75;
            color: var(--gray-800);
            background-color: var(--gray-50);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

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

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

        ul,
        ol {
            list-style: none;
        }

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            background: var(--white);
            border-bottom: 1px solid var(--gray-200);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
        }

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0 12px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.65rem;
            color: var(--dark);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: var(--primary);
            color: var(--white);
            border-radius: 12px;
            font-size: 1.25rem;
            flex-shrink: 0;
        }

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

        .nav-trigger {
            display: none;
            font-size: 1.5rem;
            color: var(--gray-800);
            padding: 8px;
            border-radius: 8px;
            background: var(--gray-100);
            transition: background var(--transition);
        }

        .nav-trigger:hover {
            background: var(--gray-200);
        }

        .icon-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 0 16px;
            flex-wrap: wrap;
        }

        .icon-nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            border-radius: var(--radius-md);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--gray-600);
            transition: all var(--transition);
            position: relative;
            white-space: nowrap;
            min-width: 76px;
        }

        .icon-nav-item i {
            font-size: 1.35rem;
            color: var(--gray-500);
            transition: color var(--transition);
        }

        .icon-nav-item:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

        .icon-nav-item:hover i {
            color: var(--primary);
        }

        .icon-nav-item.active {
            background: var(--primary);
            color: var(--white);
        }

        .icon-nav-item.active i {
            color: var(--white);
        }

        /* ===== Mobile Navigation Panel ===== */
        .mobile-nav-panel {
            display: none;
            background: var(--white);
            border-top: 1px solid var(--gray-200);
            padding: 16px 24px 24px;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 999;
            overflow-y: auto;
            box-shadow: var(--shadow-lg);
        }

        .mobile-nav-panel.open {
            display: block;
        }

        .mobile-nav-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
        }

        .mobile-nav-grid .icon-nav-item {
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 20px 12px;
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-md);
            background: var(--gray-50);
            min-width: 0;
        }

        .mobile-nav-grid .icon-nav-item.active {
            background: var(--primary);
            border-color: var(--primary);
            color: var(--white);
        }

        .mobile-nav-grid .icon-nav-item.active i {
            color: var(--white);
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-section {
            background: var(--white);
            border-bottom: 1px solid var(--gray-200);
            padding: 24px 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--gray-500);
        }

        .breadcrumb a {
            color: var(--gray-600);
            transition: color var(--transition);
        }

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

        .breadcrumb .separator {
            color: var(--gray-400);
            font-size: 0.75rem;
        }

        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
        }

        /* ===== Page Header ===== */
        .page-header-section {
            background: var(--white);
            border-bottom: 1px solid var(--gray-200);
            padding: 36px 0 32px;
        }

        .page-header-content {
            max-width: 820px;
        }

        .page-header-content h1 {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--dark);
            letter-spacing: -0.02em;
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .page-header-content .intro-text {
            font-size: 1.05rem;
            color: var(--gray-600);
            line-height: 1.8;
            margin-bottom: 14px;
        }

        .page-header-content .tag-row {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 12px;
        }

        .tag-chip {
            display: inline-flex;
            align-items: center;
            padding: 4px 14px;
            background: var(--primary-light);
            color: var(--primary-dark);
            border-radius: 20px;
            font-size: 0.82rem;
            font-weight: 500;
        }

        .tag-chip.alt {
            background: var(--accent-light);
            color: var(--accent);
        }

        /* ===== Section General ===== */
        .section {
            padding: 52px 0;
        }

        .section-alt {
            background: var(--white);
            border-top: 1px solid var(--gray-200);
            border-bottom: 1px solid var(--gray-200);
        }

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

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 28px;
            flex-wrap: wrap;
            gap: 16px;
        }

        .section-header h2 {
            font-size: 1.7rem;
            font-weight: 800;
            color: var(--dark);
            letter-spacing: -0.02em;
            line-height: 1.35;
        }

        .section-dark .section-header h2 {
            color: var(--white);
        }

        .section-header .section-subtitle {
            font-size: 0.95rem;
            color: var(--gray-500);
            max-width: 420px;
            line-height: 1.6;
        }

        .section-dark .section-header .section-subtitle {
            color: var(--gray-400);
        }

        .section-header .more-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--primary);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .section-header .more-link:hover {
            color: var(--primary-dark);
            gap: 10px;
        }

        /* ===== Training Cards Grid ===== */
        .training-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .training-card {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

        .training-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: var(--gray-300);
        }

        .training-card .card-img {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--gray-200);
        }

        .training-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .training-card:hover .card-img img {
            transform: scale(1.04);
        }

        .training-card .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: var(--white);
            padding: 4px 12px;
            border-radius: 6px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.02em;
        }

        .training-card .card-badge.alt {
            background: var(--accent);
        }

        .training-card .card-badge.success {
            background: var(--success);
        }

        .training-card .card-body {
            padding: 18px 18px 16px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .training-card .card-body h3 {
            font-size: 1.08rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
            line-height: 1.45;
            letter-spacing: -0.01em;
        }

        .training-card .card-body p {
            font-size: 0.9rem;
            color: var(--gray-500);
            line-height: 1.65;
            margin-bottom: 12px;
            flex: 1;
        }

        .training-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--gray-400);
            padding-top: 12px;
            border-top: 1px solid var(--gray-200);
        }

        .training-card .card-meta .date {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        /* ===== Featured Training Section ===== */
        .featured-section {
            padding: 48px 0;
            background: linear-gradient(135deg, #FFF5F5 0%, #FFF3E0 100%);
            border-top: 1px solid var(--gray-200);
            border-bottom: 1px solid var(--gray-200);
        }

        .featured-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 32px;
            align-items: stretch;
        }

        .featured-main {
            background: var(--white);
            border-radius: var(--radius-xl);
            padding: 32px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--gray-200);
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .featured-main .featured-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 12px;
        }

        .featured-main h3 {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--dark);
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .featured-main p {
            font-size: 1rem;
            color: var(--gray-600);
            line-height: 1.8;
            margin-bottom: 18px;
        }

        .featured-main .featured-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 22px;
            border-radius: var(--radius-md);
            font-size: 0.95rem;
            font-weight: 600;
            transition: all var(--transition);
            letter-spacing: 0.01em;
            min-width: 120px;
        }

        .btn-primary {
            background: var(--primary);
            color: var(--white);
        }

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

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
        }

        .btn-outline:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
        }

        .btn-light {
            background: var(--white);
            color: var(--dark);
            border: 1px solid var(--gray-300);
        }

        .btn-light:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
        }

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

        .featured-side-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--gray-200);
            transition: all var(--transition);
            flex: 1;
            display: flex;
            align-items: center;
            gap: 14px;
        }

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

        .featured-side-card .side-icon {
            width: 42px;
            height: 42px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        .featured-side-card .side-icon.alt {
            background: var(--accent-light);
            color: var(--accent);
        }

        .featured-side-card .side-icon.success {
            background: #E8F5E9;
            color: var(--success);
        }

        .featured-side-card h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 2px;
        }

        .featured-side-card p {
            font-size: 0.82rem;
            color: var(--gray-500);
            line-height: 1.5;
        }

        /* ===== Data Snapshot ===== */
        .data-snapshot-section {
            background: var(--dark);
            padding: 56px 0;
        }

        .data-snapshot-section .section-header h2 {
            color: var(--white);
        }

        .data-snapshot-section .section-header .section-subtitle {
            color: var(--gray-400);
        }

        .data-snapshot-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .data-snapshot-item {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-lg);
            padding: 22px 18px;
            text-align: center;
            transition: all var(--transition);
        }

        .data-snapshot-item:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.22);
            transform: translateY(-2px);
        }

        .data-snapshot-item .snapshot-value {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent);
            letter-spacing: -0.02em;
            line-height: 1.2;
        }

        .data-snapshot-item .snapshot-label {
            font-size: 0.88rem;
            color: var(--gray-400);
            margin-top: 6px;
            font-weight: 500;
        }

        .data-snapshot-item .snapshot-icon {
            font-size: 1.5rem;
            color: var(--primary-light);
            margin-bottom: 8px;
        }

        /* ===== Timeline Section ===== */
        .timeline-section {
            padding: 56px 0;
            background: var(--white);
            border-top: 1px solid var(--gray-200);
            border-bottom: 1px solid var(--gray-200);
        }

        .timeline-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .timeline-item {
            display: flex;
            gap: 20px;
            padding-bottom: 24px;
            position: relative;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: 15px;
            top: 32px;
            bottom: 0;
            width: 2px;
            background: var(--gray-200);
        }

        .timeline-item:last-child::before {
            display: none;
        }

        .timeline-item .timeline-dot {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            flex-shrink: 0;
            z-index: 1;
        }

        .timeline-item .timeline-dot.alt {
            background: var(--accent);
        }

        .timeline-item .timeline-dot.success {
            background: var(--success);
        }

        .timeline-item .timeline-content {
            flex: 1;
            padding-top: 4px;
        }

        .timeline-item .timeline-content h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 4px;
            line-height: 1.4;
        }

        .timeline-item .timeline-content p {
            font-size: 0.88rem;
            color: var(--gray-500);
            line-height: 1.6;
        }

        .timeline-item .timeline-date {
            font-size: 0.78rem;
            color: var(--gray-400);
            margin-top: 4px;
        }

        /* ===== FAQ Section ===== */
        .faq-section {
            padding: 56px 0;
            background: var(--gray-50);
        }

        .faq-wrapper {
            max-width: 760px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition);
        }

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

        .faq-item.open {
            border-color: var(--primary);
            box-shadow: var(--shadow-md);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            font-weight: 600;
            color: var(--dark);
            font-size: 0.98rem;
            gap: 12px;
            transition: background var(--transition);
        }

        .faq-question:hover {
            background: var(--gray-100);
        }

        .faq-question .faq-chevron {
            transition: transform var(--transition);
            color: var(--gray-500);
            flex-shrink: 0;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
            color: var(--gray-600);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 16px;
        }

        /* ===== CTA Section ===== */
        .cta-section {
            padding: 56px 0;
            background: linear-gradient(135deg, #E53935 0%, #B71C1C 100%);
            color: var(--white);
        }

        .cta-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 24px;
        }

        .cta-content h2 {
            font-size: 1.6rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 6px;
        }

        .cta-content p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.6;
        }

        .btn-on-primary {
            background: var(--white);
            color: var(--primary-dark);
            font-weight: 700;
        }

        .btn-on-primary:hover {
            background: var(--gray-100);
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        /* ===== Tags Section ===== */
        .tags-section {
            padding: 40px 0;
            background: var(--white);
            border-top: 1px solid var(--gray-200);
        }

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

        .tag-link {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            background: var(--gray-100);
            color: var(--gray-600);
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            border: 1px solid var(--gray-200);
            transition: all var(--transition);
        }

        .tag-link:hover {
            background: var(--primary);
            color: var(--white);
            border-color: var(--primary);
            transform: translateY(-1px);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark);
            color: var(--gray-400);
            padding: 56px 0 32px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-brand h3 {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--white);
            letter-spacing: -0.02em;
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: var(--gray-400);
            max-width: 300px;
        }

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

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

        .footer-col ul a {
            font-size: 0.88rem;
            color: var(--gray-400);
            transition: color var(--transition);
        }

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

        .footer-bottom {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.82rem;
            color: var(--gray-500);
            text-align: center;
        }

        .footer-links {
            display: flex;
            gap: 18px;
            margin-top: 4px;
        }

        .footer-links a {
            color: var(--gray-400);
        }

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

        /* ===== Responsive ===== */
        @media (max-width: 992px) {
            .training-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

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

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

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

            .header-top {
                padding: 12px 0 10px;
            }

            .logo {
                font-size: 1.4rem;
            }

            .logo-icon {
                width: 36px;
                height: 36px;
                font-size: 1rem;
                border-radius: 10px;
            }

            .nav-trigger {
                display: inline-flex;
            }

            .icon-nav {
                display: none;
            }

            .mobile-nav-panel.open {
                display: block;
            }

            .mobile-nav-grid {
                display: grid;
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }

            .section {
                padding: 36px 0;
            }

            .section-header h2 {
                font-size: 1.35rem;
            }

            .page-header-content h1 {
                font-size: 1.7rem;
            }

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

            .data-snapshot-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .data-snapshot-item {
                padding: 16px 12px;
            }

            .data-snapshot-item .snapshot-value {
                font-size: 1.5rem;
            }

            .featured-main {
                padding: 22px;
            }

            .featured-main h3 {
                font-size: 1.25rem;
            }

            .cta-wrapper {
                flex-direction: column;
                align-items: flex-start;
            }

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

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

            .footer-links {
                flex-wrap: wrap;
                justify-content: center;
            }
        }

        @media (max-width: 560px) {
            .container {
                padding: 0 16px;
            }

            .page-header-content h1 {
                font-size: 1.45rem;
            }

            .page-header-content .intro-text {
                font-size: 0.95rem;
            }

            .breadcrumb {
                font-size: 0.8rem;
            }

            .section-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .data-snapshot-grid {
                grid-template-columns: 1fr;
                gap: 8px;
            }

            .data-snapshot-item {
                display: flex;
                align-items: center;
                gap: 16px;
                text-align: left;
                padding: 14px 16px;
            }

            .data-snapshot-item .snapshot-icon {
                margin-bottom: 0;
                font-size: 1.2rem;
            }

            .data-snapshot-item .snapshot-value {
                font-size: 1.3rem;
            }

            .data-snapshot-item .snapshot-label {
                margin-top: 2px;
                font-size: 0.8rem;
            }

            .training-card .card-body {
                padding: 14px 14px 12px;
            }

            .training-card .card-body h3 {
                font-size: 1rem;
            }

            .btn {
                padding: 10px 18px;
                font-size: 0.88rem;
                min-width: 100px;
            }

            .faq-question {
                padding: 14px 16px;
                font-size: 0.92rem;
            }

            .mobile-nav-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }

            .mobile-nav-grid .icon-nav-item {
                padding: 14px 10px;
                font-size: 0.78rem;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #E53935;
            --primary-dark: #B71C1C;
            --primary-light: #FFEBEE;
            --accent: #FF6D00;
            --accent-light: #FFF3E0;
            --dark: #1A1A2E;
            --dark-2: #16213E;
            --gray-50: #FAFAFA;
            --gray-100: #F5F6F8;
            --gray-200: #EDEFF2;
            --gray-300: #DDE0E4;
            --gray-400: #B8BDC4;
            --gray-500: #8E94A0;
            --gray-600: #6B7280;
            --gray-700: #4B5563;
            --gray-800: #2D3748;
            --gray-900: #1A202C;
            --white: #FFFFFF;
            --success: #2E7D32;
            --warning: #F9A825;
            --radius-sm: 10px;
            --radius-md: 14px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.16);
            --transition: 0.25s ease;
            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --container-max: 1200px;
            --section-padding: 48px 0;
            --header-height: auto;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }
        body {
            font-family: var(--font-family);
            line-height: 1.75;
            color: var(--gray-800);
            background-color: var(--gray-50);
            min-height: 100vh;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
            font-size: inherit;
        }
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        /* ===== Header & Navigation ===== */
        .site-header {
            background: var(--white);
            border-bottom: 1px solid var(--gray-200);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
        }
        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0 12px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.65rem;
            color: var(--dark);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: var(--primary);
            color: var(--white);
            border-radius: 12px;
            font-size: 1.25rem;
            flex-shrink: 0;
        }
        .logo span {
            color: var(--primary);
        }
        .nav-trigger {
            display: none;
            font-size: 1.5rem;
            color: var(--gray-800);
            padding: 8px;
            border-radius: 8px;
            background: var(--gray-100);
            transition: background var(--transition);
        }
        .nav-trigger:hover {
            background: var(--gray-200);
        }
        .icon-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 0 16px;
            flex-wrap: wrap;
        }
        .icon-nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            border-radius: var(--radius-md);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--gray-600);
            transition: all var(--transition);
            position: relative;
            white-space: nowrap;
        }
        .icon-nav-item i {
            font-size: 1.35rem;
            color: var(--gray-500);
            transition: color var(--transition);
        }
        .icon-nav-item:hover {
            background: var(--primary-light);
            color: var(--primary);
        }
        .icon-nav-item:hover i {
            color: var(--primary);
        }
        .icon-nav-item.active {
            background: var(--primary);
            color: var(--white);
        }
        .icon-nav-item.active i {
            color: var(--white);
        }
        /* ===== Mobile Navigation ===== */
        .mobile-nav-panel {
            display: none;
            background: var(--white);
            border-top: 1px solid var(--gray-200);
            padding: 16px 24px 24px;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 999;
            overflow-y: auto;
            box-shadow: var(--shadow-lg);
        }
        .mobile-nav-panel.open {
            display: block;
        }
        .mobile-nav-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
        }
        .mobile-nav-grid a {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            padding: 16px 8px;
            background: var(--gray-50);
            border-radius: var(--radius-md);
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--gray-700);
            text-align: center;
        }
        .mobile-nav-grid a i {
            font-size: 1.4rem;
            color: var(--primary);
        }
        .mobile-nav-grid a.active {
            background: var(--primary-light);
            color: var(--primary);
        }
        /* ===== Breadcrumb ===== */
        .breadcrumb-wrap {
            background: var(--gray-100);
            border-bottom: 1px solid var(--gray-200);
            padding: 12px 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--gray-500);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--gray-600);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .sep {
            color: var(--gray-400);
        }
        .breadcrumb .current {
            color: var(--gray-800);
            font-weight: 500;
        }
        /* ===== Page Hero (Category) ===== */
        .page-hero {
            padding: 48px 0 40px;
            background: var(--white);
            border-bottom: 1px solid var(--gray-200);
        }
        .page-hero-grid {
            display: flex;
            align-items: flex-start;
            gap: 32px;
            flex-wrap: wrap;
        }
        .page-hero-main {
            flex: 1 1 60%;
            min-width: 280px;
        }
        .page-hero-side {
            flex: 1 1 32%;
            min-width: 280px;
        }
        .page-hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 0.78rem;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 999px;
            margin-bottom: 16px;
        }
        .page-hero h1 {
            font-size: clamp(2rem, 4vw, 2.8rem);
            font-weight: 800;
            color: var(--dark);
            line-height: 1.25;
            letter-spacing: -0.02em;
            margin-bottom: 16px;
        }
        .page-hero-desc {
            font-size: 1.02rem;
            color: var(--gray-600);
            line-height: 1.85;
            max-width: 680px;
            margin-bottom: 20px;
        }
        .page-hero-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition);
            border: 1px solid transparent;
            white-space: nowrap;
        }
        .btn i {
            font-size: 1rem;
        }
        .btn-primary {
            background: var(--primary);
            color: var(--white);
            box-shadow: var(--shadow-md);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            color: var(--white);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-sm);
        }
        .btn-outline {
            background: var(--white);
            color: var(--gray-700);
            border-color: var(--gray-300);
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
            transform: translateY(-2px);
        }
        .btn-outline:active {
            transform: translateY(0);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 0.82rem;
            border-radius: var(--radius-sm);
        }
        .hero-stats-row {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-top: 20px;
        }
        .hero-stat-card {
            background: var(--gray-50);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-md);
            padding: 16px;
            text-align: center;
        }
        .hero-stat-card .num {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary);
            display: block;
            line-height: 1.3;
        }
        .hero-stat-card .label {
            font-size: 0.8rem;
            color: var(--gray-600);
            margin-top: 4px;
        }
        .hero-img-wrap {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            position: relative;
            aspect-ratio: 4 / 3;
        }
        .hero-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .hero-img-badge {
            position: absolute;
            bottom: 16px;
            left: 16px;
            background: rgba(26, 26, 46, 0.85);
            color: var(--white);
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-size: 0.82rem;
            font-weight: 500;
            backdrop-filter: blur(4px);
        }
        /* ===== Section Base ===== */
        .section {
            padding: var(--section-padding);
        }
        .section-alt {
            background: var(--white);
        }
        .section-dark {
            background: var(--dark);
            color: var(--white);
        }
        .section-header {
            margin-bottom: 28px;
        }
        .section-header h2 {
            font-size: clamp(1.5rem, 2.8vw, 2rem);
            font-weight: 800;
            color: var(--dark);
            letter-spacing: -0.01em;
            margin-bottom: 10px;
            line-height: 1.35;
        }
        .section-dark .section-header h2 {
            color: var(--white);
        }
        .section-header p {
            color: var(--gray-600);
            font-size: 0.98rem;
            max-width: 720px;
            line-height: 1.8;
        }
        .section-dark .section-header p {
            color: rgba(255, 255, 255, 0.7);
        }
        /* ===== Intro / Value Strip ===== */
        .intro-strip {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 16px;
        }
        .intro-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 20px;
            background: var(--gray-50);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-md);
            transition: all var(--transition);
        }
        .intro-item:hover {
            background: var(--white);
            box-shadow: var(--shadow-md);
            border-color: var(--gray-300);
            transform: translateY(-2px);
        }
        .intro-item .icon-circle {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 12px;
            font-size: 1.2rem;
        }
        .intro-item h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--gray-800);
            margin-bottom: 4px;
        }
        .intro-item p {
            font-size: 0.86rem;
            color: var(--gray-600);
            line-height: 1.65;
        }
        /* ===== Content List / Cards ===== */
        .content-list-grid {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 24px;
        }
        .content-cards {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 20px;
        }
        .content-card {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .content-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--gray-300);
            transform: translateY(-4px);
        }
        .content-card-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            position: relative;
            background: var(--gray-200);
        }
        .content-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition);
        }
        .content-card:hover .content-card-img img {
            transform: scale(1.04);
        }
        .content-card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: var(--white);
            font-size: 0.72rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.04em;
        }
        .content-card-body {
            padding: 18px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            flex: 1;
        }
        .content-card-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--gray-900);
            line-height: 1.45;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .content-card-summary {
            font-size: 0.88rem;
            color: var(--gray-600);
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }
        .content-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.78rem;
            color: var(--gray-500);
            padding-top: 10px;
            border-top: 1px solid var(--gray-100);
        }
        .content-card-meta i {
            margin-right: 4px;
            color: var(--gray-400);
        }
        .sidebar-card {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-lg);
            padding: 20px;
            margin-bottom: 16px;
        }
        .sidebar-card h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--gray-800);
            margin-bottom: 14px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--primary-light);
        }
        .sidebar-card h3 i {
            color: var(--primary);
            margin-right: 6px;
        }
        .sidebar-list {
            list-style: none;
        }
        .sidebar-list li {
            padding: 10px 0;
            border-bottom: 1px solid var(--gray-100);
            font-size: 0.88rem;
            color: var(--gray-700);
            display: flex;
            align-items: center;
            gap: 8px;
            line-height: 1.5;
        }
        .sidebar-list li:last-child {
            border-bottom: none;
        }
        .sidebar-list li .rank {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            background: var(--gray-100);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--gray-600);
        }
        .sidebar-list li .rank.top1 {
            background: var(--primary);
            color: var(--white);
        }
        .sidebar-list li .rank.top2 {
            background: var(--accent);
            color: var(--white);
        }
        .sidebar-list li .rank.top3 {
            background: var(--warning);
            color: var(--white);
        }
        /* ===== Hot Topics ===== */
        .topics-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 16px;
        }
        .topic-chip {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 16px 20px;
            background: var(--gray-50);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-md);
            transition: all var(--transition);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--gray-700);
        }
        .topic-chip:hover {
            background: var(--primary-light);
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        .topic-chip i {
            color: var(--primary);
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .topic-chip .count {
            margin-left: auto;
            font-size: 0.78rem;
            color: var(--gray-500);
            background: var(--white);
            padding: 2px 10px;
            border-radius: 999px;
            border: 1px solid var(--gray-200);
        }
        /* ===== Timeline ===== */
        .timeline {
            position: relative;
            padding-left: 28px;
            max-width: 860px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 4px;
            bottom: 4px;
            width: 2px;
            background: var(--gray-200);
        }
        .timeline-item {
            position: relative;
            padding-bottom: 24px;
        }
        .timeline-item:last-child {
            padding-bottom: 0;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -24px;
            top: 6px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--primary);
            border: 2px solid var(--white);
            box-shadow: 0 0 0 3px var(--primary-light);
        }
        .timeline-item .time {
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--gray-500);
            margin-bottom: 4px;
        }
        .timeline-item .title {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--gray-800);
            margin-bottom: 2px;
        }
        .timeline-item .desc {
            font-size: 0.86rem;
            color: var(--gray-600);
            line-height: 1.6;
        }
        /* ===== Data Snapshot ===== */
        .data-snapshot {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 16px;
        }
        .data-snap-card {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-lg);
            padding: 24px 18px;
            text-align: center;
            transition: all var(--transition);
        }
        .data-snap-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--gray-300);
        }
        .data-snap-card .num {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary);
            display: block;
            line-height: 1.3;
        }
        .data-snap-card .label {
            font-size: 0.82rem;
            color: var(--gray-600);
            margin-top: 6px;
        }
        /* ===== FAQ ===== */
        .faq-list {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--gray-300);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--gray-800);
            text-align: left;
            width: 100%;
            background: none;
            transition: background var(--transition);
        }
        .faq-question:hover {
            background: var(--gray-50);
        }
        .faq-question i {
            color: var(--primary);
            font-size: 1rem;
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition), padding var(--transition);
            padding: 0 22px;
            color: var(--gray-600);
            font-size: 0.9rem;
            line-height: 1.75;
        }
        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 0 22px 20px;
        }
        /* ===== CTA Section ===== */
        .cta-box {
            background: var(--dark);
            border-radius: var(--radius-lg);
            padding: 48px 32px;
            display: flex;
            align-items: center;
            gap: 32px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
        }
        .cta-box::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 220px;
            height: 220px;
            background: var(--primary);
            border-radius: 50%;
            opacity: 0.18;
        }
        .cta-box::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -30px;
            width: 140px;
            height: 140px;
            background: var(--accent);
            border-radius: 50%;
            opacity: 0.15;
        }
        .cta-box-content {
            flex: 1 1 60%;
            min-width: 280px;
            position: relative;
            z-index: 1;
        }
        .cta-box-content h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--white);
            margin-bottom: 10px;
        }
        .cta-box-content p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .cta-box-form {
            flex: 1 1 30%;
            min-width: 280px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            position: relative;
            z-index: 1;
        }
        .cta-box-form input {
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.08);
            color: var(--white);
            font-size: 0.92rem;
        }
        .cta-box-form input::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }
        .cta-box-form input:focus {
            border-color: var(--primary);
            outline: none;
            background: rgba(255, 255, 255, 0.12);
        }
        .cta-box-form .btn-primary {
            width: 100%;
        }
        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand h3 {
            color: var(--white);
            font-size: 1.4rem;
            font-weight: 800;
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            max-width: 360px;
        }
        .footer-col h4 {
            color: var(--white);
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.85rem;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding: 20px 0;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-links {
            display: flex;
            gap: 16px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.78rem;
            transition: color var(--transition);
        }
        .footer-links a:hover {
            color: var(--primary);
        }
        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .content-list-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 992px) {
            :root {
                --section-padding: 40px 0;
            }
            .page-hero {
                padding: 32px 0;
            }
            .page-hero-grid {
                flex-direction: column;
            }
            .page-hero-side {
                width: 100%;
            }
            .hero-img-wrap {
                aspect-ratio: 16 / 8;
            }
        }
        @media (max-width: 768px) {
            .nav-trigger {
                display: block;
            }
            .icon-nav {
                display: none;
            }
            .mobile-nav-panel.open {
                display: block;
            }
            .content-cards {
                grid-template-columns: 1fr;
            }
            .cta-box {
                padding: 32px 20px;
                flex-direction: column;
                text-align: center;
            }
            .cta-box-content h2 {
                font-size: 1.3rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .footer-links {
                justify-content: center;
            }
            .data-snapshot {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 560px) {
            .container {
                padding: 0 16px;
            }
            .page-hero h1 {
                font-size: 1.6rem;
            }
            .page-hero-desc {
                font-size: 0.9rem;
            }
            .btn {
                padding: 10px 18px;
                font-size: 0.85rem;
                width: 100%;
                justify-content: center;
            }
            .page-hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .data-snapshot {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .data-snap-card .num {
                font-size: 1.4rem;
            }
            .topics-grid {
                grid-template-columns: 1fr;
            }
            .mobile-nav-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 0.88rem;
            }
            .faq-answer {
                padding: 0 16px;
                font-size: 0.85rem;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 16px;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #E53935;
            --primary-dark: #B71C1C;
            --primary-light: #FFEBEE;
            --accent: #FF6D00;
            --accent-light: #FFF3E0;
            --dark: #1A1A2E;
            --dark-2: #16213E;
            --gray-50: #FAFAFA;
            --gray-100: #F5F6F8;
            --gray-200: #EDEFF2;
            --gray-300: #DDE0E4;
            --gray-400: #B8BDC4;
            --gray-500: #8E94A0;
            --gray-600: #6B7280;
            --gray-700: #4B5563;
            --gray-800: #2D3748;
            --gray-900: #1A202C;
            --white: #FFFFFF;
            --success: #2E7D32;
            --warning: #F9A825;
            --radius-sm: 10px;
            --radius-md: 14px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.16);
            --transition: 0.25s ease;
            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --container-max: 1200px;
            --section-padding: 56px 0;
        }

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

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

        body {
            font-family: var(--font-family);
            line-height: 1.75;
            color: var(--gray-800);
            background-color: var(--gray-50);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

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

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

        ul,
        ol {
            list-style: none;
        }

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            background: var(--white);
            border-bottom: 1px solid var(--gray-200);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
        }

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0 12px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.65rem;
            color: var(--dark);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

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

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: var(--primary);
            color: var(--white);
            border-radius: 12px;
            font-size: 1.25rem;
            flex-shrink: 0;
            transition: background var(--transition);
        }

        .logo:hover .logo-icon {
            background: var(--primary-dark);
        }

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

        .nav-trigger {
            display: none;
            font-size: 1.5rem;
            color: var(--gray-800);
            padding: 8px 10px;
            border-radius: 8px;
            background: var(--gray-100);
            transition: all var(--transition);
        }

        .nav-trigger:hover {
            background: var(--gray-200);
            color: var(--primary);
        }

        .icon-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 0 16px;
            flex-wrap: wrap;
        }

        .icon-nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            border-radius: var(--radius-md);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--gray-600);
            transition: all var(--transition);
            position: relative;
            white-space: nowrap;
        }

        .icon-nav-item i {
            font-size: 1.35rem;
            color: var(--gray-500);
            transition: color var(--transition);
        }

        .icon-nav-item:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

        .icon-nav-item:hover i {
            color: var(--primary);
        }

        .icon-nav-item.active {
            background: var(--primary);
            color: var(--white);
        }

        .icon-nav-item.active i {
            color: var(--white);
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-bar {
            background: var(--white);
            border-bottom: 1px solid var(--gray-200);
            padding: 12px 0;
            font-size: 0.85rem;
            color: var(--gray-500);
        }

        .breadcrumb-bar .container {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .breadcrumb-bar a {
            color: var(--gray-600);
            transition: color var(--transition);
        }

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

        .breadcrumb-bar .sep {
            color: var(--gray-400);
            font-size: 0.75rem;
        }

        .breadcrumb-bar .current {
            color: var(--gray-800);
            font-weight: 600;
        }

        /* ===== Category Header ===== */
        .category-hero {
            background: linear-gradient(135deg, #1A1A2E 0%, #2D1B2E 55%, #1A1A2E 100%);
            position: relative;
            overflow: hidden;
            padding: 56px 0 48px;
            color: var(--white);
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/e730000304611724.webp') center / cover no-repeat;
            opacity: 0.22;
            z-index: 1;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26,26,46,0.55) 0%, rgba(26,26,46,0.85) 100%);
            z-index: 2;
        }

        .category-hero .container {
            position: relative;
            z-index: 3;
        }

        .category-hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.01em;
            color: var(--white);
            margin-bottom: 16px;
        }

        .category-hero .subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 760px;
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .category-hero .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px 28px;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
        }

        .category-hero .hero-meta i {
            color: var(--accent);
            margin-right: 6px;
        }

        /* ===== Section Base ===== */
        section {
            padding: var(--section-padding);
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--primary);
            margin-bottom: 10px;
        }

        .section-label i {
            font-size: 0.9rem;
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 800;
            line-height: 1.35;
            color: var(--dark);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .section-desc {
            font-size: 1rem;
            color: var(--gray-600);
            max-width: 720px;
            line-height: 1.8;
            margin-bottom: 32px;
        }

        /* ===== Replay List Section ===== */
        .replay-section {
            background: var(--gray-50);
        }

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

        .replay-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--gray-200);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

        .replay-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: var(--gray-300);
        }

        .replay-card .card-img {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--gray-200);
        }

        .replay-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .replay-card:hover .card-img img {
            transform: scale(1.04);
        }

        .replay-card .card-img .play-badge {
            position: absolute;
            bottom: 12px;
            right: 12px;
            background: rgba(0, 0, 0, 0.7);
            color: var(--white);
            font-size: 0.75rem;
            padding: 5px 12px;
            border-radius: 20px;
            display: flex;
            align-items: center;
            gap: 6px;
            backdrop-filter: blur(4px);
        }

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

        .replay-card .card-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            background: var(--primary-light);
            color: var(--primary);
            margin-bottom: 10px;
            align-self: flex-start;
        }

        .replay-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            line-height: 1.45;
            color: var(--dark);
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .replay-card .card-summary {
            font-size: 0.9rem;
            color: var(--gray-600);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 14px;
            flex: 1;
        }

        .replay-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--gray-500);
            border-top: 1px solid var(--gray-200);
            padding-top: 12px;
        }

        .replay-card .card-meta i {
            color: var(--gray-400);
            margin-right: 4px;
        }

        /* ===== Hot Replays Section ===== */
        .hot-section {
            background: var(--white);
            border-top: 1px solid var(--gray-200);
            border-bottom: 1px solid var(--gray-200);
        }

        .hot-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .hot-item {
            background: var(--gray-50);
            border-radius: var(--radius-md);
            padding: 16px 16px 14px;
            border: 1px solid var(--gray-200);
            transition: all var(--transition);
            text-align: center;
        }

        .hot-item:hover {
            background: var(--primary-light);
            border-color: var(--primary-light);
            transform: translateY(-2px);
        }

        .hot-item .hot-rank {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--white);
            font-size: 0.85rem;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .hot-item h4 {
            font-size: 0.95rem;
            font-weight: 600;
            line-height: 1.45;
            color: var(--dark);
            margin-bottom: 6px;
        }

        .hot-item .hot-meta {
            font-size: 0.8rem;
            color: var(--gray-500);
        }

        /* ===== Timeline Section ===== */
        .timeline-section {
            background: var(--gray-50);
        }

        .timeline {
            position: relative;
            padding-left: 28px;
            max-width: 680px;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--gray-300);
            border-radius: 1px;
        }

        .timeline-item {
            position: relative;
            padding: 0 0 24px;
        }

        .timeline-item:last-child {
            padding-bottom: 0;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -24px;
            top: 6px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--primary);
            border: 2px solid var(--white);
            box-shadow: 0 0 0 3px var(--primary-light);
        }

        .timeline-item .tl-time {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--gray-500);
            margin-bottom: 4px;
        }

        .timeline-item .tl-text {
            font-size: 0.95rem;
            color: var(--gray-800);
            line-height: 1.7;
        }

        .timeline-item .tl-text strong {
            color: var(--dark);
            font-weight: 700;
        }

        /* ===== Subscribe CTA Section ===== */
        .subscribe-section {
            background: linear-gradient(135deg, #B71C1C 0%, #E53935 50%, #B71C1C 100%);
            color: var(--white);
            position: relative;
            overflow: hidden;
        }

        .subscribe-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/d36fe9b2e431b555.webp') center / cover no-repeat;
            opacity: 0.12;
            z-index: 1;
        }

        .subscribe-section .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .subscribe-info {
            flex: 1;
            min-width: 280px;
        }

        .subscribe-info h2 {
            font-size: 1.6rem;
            font-weight: 800;
            margin-bottom: 10px;
            color: var(--white);
        }

        .subscribe-info p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            max-width: 480px;
        }

        .subscribe-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            align-items: center;
        }

        .subscribe-form input {
            padding: 12px 18px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.4);
            background: rgba(255, 255, 255, 0.15);
            color: var(--white);
            font-size: 0.9rem;
            min-width: 220px;
            font-family: inherit;
            transition: all var(--transition);
        }

        .subscribe-form input::placeholder {
            color: rgba(255, 255, 255, 0.6);
        }

        .subscribe-form input:focus {
            outline: none;
            border-color: var(--white);
            background: rgba(255, 255, 255, 0.25);
        }

        .subscribe-form .btn-primary {
            background: var(--white);
            color: var(--primary);
            padding: 12px 26px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.9rem;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .subscribe-form .btn-primary:hover {
            background: var(--accent-light);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }

        /* ===== Tags Section ===== */
        .tags-section {
            background: var(--white);
            border-top: 1px solid var(--gray-200);
            border-bottom: 1px solid var(--gray-200);
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-cloud .tag {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: 24px;
            background: var(--gray-100);
            border: 1px solid var(--gray-200);
            font-size: 0.85rem;
            color: var(--gray-700);
            transition: all var(--transition);
            cursor: pointer;
        }

        .tag-cloud .tag:hover {
            background: var(--primary-light);
            border-color: var(--primary-light);
            color: var(--primary);
        }

        /* ===== FAQ Section ===== */
        .faq-section {
            background: var(--gray-50);
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--white);
            border: 1px solid var(--gray-200);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: var(--gray-300);
        }

        .faq-item.active {
            border-color: var(--primary-light);
            background: var(--primary-light);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 16px 20px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--dark);
            text-align: left;
            transition: all var(--transition);
            gap: 12px;
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--gray-100);
            color: var(--gray-500);
            font-size: 0.75rem;
            transition: all var(--transition);
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
        }

        .faq-answer p {
            padding: 0 20px 18px;
            font-size: 0.9rem;
            color: var(--gray-600);
            line-height: 1.75;
        }

        /* ===== Related Content Section ===== */
        .related-section {
            background: var(--white);
            border-top: 1px solid var(--gray-200);
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .related-card {
            background: var(--gray-50);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--gray-200);
            transition: all var(--transition);
        }

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

        .related-card .related-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--gray-200);
        }

        .related-card .related-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .related-card:hover .related-img img {
            transform: scale(1.05);
        }

        .related-card .related-body {
            padding: 14px 16px 16px;
        }

        .related-card .related-tag {
            font-size: 0.7rem;
            font-weight: 600;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 0.04em;
            margin-bottom: 6px;
            display: block;
        }

        .related-card h4 {
            font-size: 0.95rem;
            font-weight: 600;
            line-height: 1.5;
            color: var(--dark);
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-card .related-date {
            font-size: 0.78rem;
            color: var(--gray-500);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 28px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand h3 {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--white);
            margin-bottom: 10px;
        }

        .footer-brand h3 span {
            color: var(--primary);
        }

        .footer-brand p {
            font-size: 0.85rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 14px;
        }

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

        .footer-col ul a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition);
        }

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

        .footer-bottom {
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-links {
            display: flex;
            gap: 16px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition);
        }

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

        /* ===== Responsive ===== */
        @media (max-width: 992px) {
            :root {
                --section-padding: 40px 0;
            }

            .nav-trigger {
                display: flex;
                align-items: center;
                justify-content: center;
            }

            .icon-nav {
                display: none;
                padding: 4px 0 16px;
            }

            .icon-nav.show {
                display: grid;
                grid-template-columns: repeat(3, 1fr);
                gap: 8px;
            }

            .icon-nav-item {
                flex-direction: row;
                align-items: center;
                gap: 8px;
                padding: 12px 14px;
                font-size: 0.85rem;
                border-radius: var(--radius-sm);
                background: var(--gray-50);
                border: 1px solid var(--gray-200);
                white-space: normal;
            }

            .icon-nav-item i {
                font-size: 1.1rem;
            }

            .icon-nav-item.active {
                background: var(--primary);
                border-color: var(--primary);
                color: var(--white);
            }

            .icon-nav-item.active i {
                color: var(--white);
            }

            .category-hero h1 {
                font-size: 2.2rem;
            }

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

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

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

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

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

            .header-top {
                padding: 12px 0 10px;
            }

            .logo {
                font-size: 1.4rem;
            }

            .logo-icon {
                width: 36px;
                height: 36px;
                font-size: 1rem;
                border-radius: 10px;
            }

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

            .category-hero h1 {
                font-size: 1.8rem;
            }

            .category-hero .subtitle {
                font-size: 0.95rem;
            }

            .section-title {
                font-size: 1.4rem;
            }

            .hot-list {
                grid-template-columns: 1fr;
            }

            .hot-item {
                text-align: left;
                display: flex;
                align-items: center;
                gap: 14px;
                padding: 12px 16px;
            }

            .hot-item .hot-rank {
                margin-bottom: 0;
                flex-shrink: 0;
            }

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

            .subscribe-section .container {
                flex-direction: column;
                align-items: stretch;
            }

            .subscribe-form {
                flex-direction: column;
            }

            .subscribe-form input {
                min-width: 100%;
            }

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

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 560px) {
            :root {
                --section-padding: 32px 0;
            }

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

            .category-hero h1 {
                font-size: 1.5rem;
                line-height: 1.4;
            }

            .category-hero .hero-meta {
                gap: 8px 16px;
                font-size: 0.8rem;
            }

            .replay-card .card-body {
                padding: 14px 16px 16px;
            }

            .replay-card h3 {
                font-size: 1rem;
            }

            .timeline {
                padding-left: 22px;
            }

            .timeline-item::before {
                left: -18px;
                width: 8px;
                height: 8px;
            }

            .faq-question {
                padding: 14px 16px;
                font-size: 0.88rem;
            }

            .faq-answer p {
                padding: 0 16px 14px;
                font-size: 0.85rem;
            }
        }