/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --primary: #1e2d4a;
            --primary-light: #2a3f64;
            --primary-dark: #141f33;
            --accent: #dc3545;
            --accent-hover: #c82333;
            --accent-light: #fce4e6;
            --gold: #f5c518;
            --gold-light: #fef3cd;
            --bg: #f4f6fc;
            --bg-white: #ffffff;
            --bg-dark: #1a2332;
            --text: #1a1a2e;
            --text-light: #6c757d;
            --text-white: #f8f9fa;
            --border: #e2e8f0;
            --border-light: #f0f2f5;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-lg: 20px;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
            --shadow-hover: 0 8px 32px rgba(0, 0, 0, 0.15);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --header-height: 72px;
            --nav-top-height: 44px;
            --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans SC', sans-serif;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.6;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        button:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
            color: var(--primary);
        }
        h1 {
            font-size: 2.8rem;
        }
        h2 {
            font-size: 2rem;
            margin-bottom: 0.5rem;
        }
        h3 {
            font-size: 1.4rem;
        }
        p {
            margin-bottom: 1rem;
            color: var(--text-light);
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: 72px 0;
        }
        .section-title {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-title h2 {
            position: relative;
            display: inline-block;
        }
        .section-title h2::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background: var(--accent);
            border-radius: 4px;
            margin: 12px auto 0;
        }
        .section-title p {
            max-width: 600px;
            margin: 12px auto 0;
            font-size: 1.1rem;
        }
        .text-center {
            text-align: center;
        }
        .text-accent {
            color: var(--accent);
        }
        .text-gold {
            color: var(--gold);
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: var(--bg-white);
            border-bottom: 1px solid var(--border);
            transition: box-shadow var(--transition);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            gap: 16px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary);
            white-space: nowrap;
        }
        .logo .logo-icon {
            width: 40px;
            height: 40px;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            font-weight: 700;
        }
        .logo span {
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .main-nav a {
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text);
            transition: background var(--transition), color var(--transition);
            position: relative;
        }
        .main-nav a:hover {
            background: var(--accent-light);
            color: var(--accent);
        }
        .main-nav a.active {
            background: var(--primary);
            color: #fff;
        }
        .main-nav a.active:hover {
            background: var(--primary-light);
            color: #fff;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .search-toggle {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--bg);
            color: var(--text);
            font-size: 1rem;
            transition: background var(--transition), color var(--transition);
        }
        .search-toggle:hover {
            background: var(--primary);
            color: #fff;
        }
        .menu-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--primary);
            background: var(--bg);
            transition: background var(--transition);
        }
        .menu-toggle:hover {
            background: var(--accent-light);
            color: var(--accent);
        }

        /* ===== 搜索弹窗 ===== */
        .search-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.6);
            backdrop-filter: blur(8px);
            z-index: 2000;
            display: none;
            align-items: center;
            justify-content: center;
            padding: 24px;
        }
        .search-overlay.open {
            display: flex;
        }
        .search-panel {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 40px 32px 32px;
            max-width: 600px;
            width: 100%;
            box-shadow: var(--shadow-lg);
            position: relative;
        }
        .search-panel .close-search {
            position: absolute;
            top: 16px;
            right: 20px;
            font-size: 1.4rem;
            color: var(--text-light);
            transition: color var(--transition);
        }
        .search-panel .close-search:hover {
            color: var(--accent);
        }
        .search-panel h3 {
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        .search-form {
            display: flex;
            gap: 12px;
        }
        .search-form input {
            flex: 1;
            padding: 14px 18px;
            border: 2px solid var(--border);
            border-radius: var(--radius-sm);
            font-size: 1rem;
            outline: none;
            transition: border-color var(--transition);
        }
        .search-form input:focus {
            border-color: var(--primary);
        }
        .search-form button {
            padding: 14px 28px;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm);
            font-weight: 600;
            transition: background var(--transition);
        }
        .search-form button:hover {
            background: var(--primary-light);
        }

        /* ===== Hero 首屏 ===== */
        .hero {
            padding-top: calc(var(--header-height) + 20px);
            min-height: 520px;
            display: flex;
            align-items: center;
            position: relative;
            background: var(--primary-dark);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 45, 74, 0.88) 40%, rgba(220, 53, 69, 0.55) 100%);
            z-index: 1;
        }
        .hero .container {
            position: relative;
            z-index: 2;
            width: 100%;
        }
        .hero-content {
            max-width: 700px;
            color: #fff;
        }
        .hero-content .badge {
            display: inline-block;
            padding: 6px 18px;
            border-radius: 50px;
            background: var(--accent);
            color: #fff;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
            text-transform: uppercase;
        }
        .hero-content h1 {
            font-size: 3.2rem;
            color: #fff;
            margin-bottom: 16px;
            line-height: 1.2;
        }
        .hero-content h1 .highlight {
            color: var(--gold);
        }
        .hero-content p {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 28px;
            max-width: 560px;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition);
            border: 2px solid transparent;
        }
        .btn-primary {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }
        .btn-primary:hover {
            background: var(--accent-hover);
            border-color: var(--accent-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(220, 53, 69, 0.35);
        }
        .btn-outline {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.6);
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-gold {
            background: var(--gold);
            color: var(--primary);
            border-color: var(--gold);
        }
        .btn-gold:hover {
            background: #e0b000;
            border-color: #e0b000;
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(245, 197, 24, 0.4);
        }
        .hero-stats {
            display: flex;
            gap: 40px;
            margin-top: 40px;
            padding-top: 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.2);
        }
        .hero-stat-item {
            text-align: center;
        }
        .hero-stat-item .number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--gold);
            display: block;
        }
        .hero-stat-item .label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }

        /* ===== 核心优势板块 ===== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 16px;
        }
        .feature-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            padding: 32px 24px;
            text-align: center;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
        }
        .feature-card .icon {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: var(--accent-light);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            margin: 0 auto 16px;
            transition: background var(--transition), color var(--transition);
        }
        .feature-card:hover .icon {
            background: var(--accent);
            color: #fff;
        }
        .feature-card h3 {
            font-size: 1.15rem;
            margin-bottom: 8px;
        }
        .feature-card p {
            font-size: 0.92rem;
            margin-bottom: 0;
        }

        /* ===== 分类入口 ===== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .category-card {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            background: var(--bg-white);
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            aspect-ratio: 4/3;
            display: flex;
            align-items: flex-end;
        }
        .category-card img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition);
        }
        .category-card:hover img {
            transform: scale(1.08);
        }
        .category-card .overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(0deg, rgba(30, 45, 74, 0.85) 20%, transparent 60%);
            z-index: 1;
        }
        .category-card .cat-info {
            position: relative;
            z-index: 2;
            padding: 20px 18px;
            color: #fff;
            width: 100%;
        }
        .category-card .cat-info h3 {
            color: #fff;
            font-size: 1.2rem;
            margin-bottom: 4px;
        }
        .category-card .cat-info p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.88rem;
            margin-bottom: 0;
        }
        .category-card .cat-tag {
            display: inline-block;
            padding: 2px 12px;
            border-radius: 50px;
            background: var(--accent);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            margin-bottom: 8px;
        }

        /* ===== 最新资讯列表 ===== */
        .news-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 20px;
        }
        .news-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .news-card .card-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            display: block;
        }
        .news-card .card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-card .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.82rem;
            color: var(--text-light);
            margin-bottom: 8px;
        }
        .news-card .card-meta .cat {
            padding: 2px 12px;
            border-radius: 50px;
            background: var(--accent-light);
            color: var(--accent);
            font-weight: 600;
            font-size: 0.75rem;
        }
        .news-card .card-meta .date {
            font-size: 0.8rem;
        }
        .news-card h3 {
            font-size: 1.05rem;
            margin-bottom: 8px;
            flex: 1;
        }
        .news-card h3 a {
            color: var(--primary);
            transition: color var(--transition);
        }
        .news-card h3 a:hover {
            color: var(--accent);
        }
        .news-card .excerpt {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card.featured {
            grid-row: span 2;
        }
        .news-card.featured .card-img {
            aspect-ratio: 16/10;
        }
        .news-card.featured h3 {
            font-size: 1.25rem;
        }

        .news-empty {
            grid-column: 1 / -1;
            text-align: center;
            padding: 60px 20px;
            background: var(--bg-white);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            color: var(--text-light);
        }
        .news-empty i {
            font-size: 2.4rem;
            color: var(--border);
            margin-bottom: 16px;
            display: block;
        }

        /* ===== 数据 / 流程板块 ===== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-block {
            background: var(--bg-white);
            border-radius: var(--radius);
            padding: 32px 20px;
            text-align: center;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .stat-block:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .stat-block .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
        }
        .stat-block .stat-label {
            font-size: 0.95rem;
            color: var(--text-light);
            margin-top: 8px;
        }

        .flow-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            counter-reset: step;
        }
        .flow-step {
            background: var(--bg-white);
            border-radius: var(--radius);
            padding: 32px 20px;
            text-align: center;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            position: relative;
            transition: all var(--transition);
        }
        .flow-step:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .flow-step .step-num {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            font-weight: 700;
            margin: 0 auto 16px;
        }
        .flow-step h3 {
            font-size: 1.05rem;
            margin-bottom: 8px;
        }
        .flow-step p {
            font-size: 0.9rem;
            margin-bottom: 0;
        }

        /* ===== 排行 / 列表 ===== */
        .rank-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 20px;
            background: var(--bg-white);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .rank-item:hover {
            transform: translateX(6px);
            border-color: var(--accent);
        }
        .rank-item .rank-num {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--border);
            color: var(--text-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            flex-shrink: 0;
        }
        .rank-item:nth-child(1) .rank-num {
            background: var(--gold);
            color: var(--primary);
        }
        .rank-item:nth-child(2) .rank-num {
            background: #e8e8e8;
            color: var(--text);
        }
        .rank-item:nth-child(3) .rank-num {
            background: #f0c8a0;
            color: var(--text);
        }
        .rank-item .rank-info {
            flex: 1;
        }
        .rank-item .rank-info h4 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 2px;
        }
        .rank-item .rank-info p {
            font-size: 0.85rem;
            margin-bottom: 0;
        }
        .rank-item .rank-badge {
            padding: 4px 16px;
            border-radius: 50px;
            background: var(--accent-light);
            color: var(--accent);
            font-weight: 600;
            font-size: 0.82rem;
            flex-shrink: 0;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: border-color var(--transition);
        }
        .faq-item.open {
            border-color: var(--accent);
        }
        .faq-question {
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            background: none;
            width: 100%;
            text-align: left;
            color: var(--primary);
            transition: color var(--transition);
        }
        .faq-question:hover {
            color: var(--accent);
        }
        .faq-question i {
            transition: transform var(--transition);
            font-size: 0.9rem;
            color: var(--text-light);
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--accent);
        }
        .faq-answer {
            padding: 0 24px 18px;
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--primary-dark);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            position: relative;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 45, 74, 0.9) 50%, rgba(220, 53, 69, 0.6) 100%);
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
            text-align: center;
            padding: 80px 24px;
        }
        .cta-section h2 {
            color: #fff;
            font-size: 2.2rem;
            margin-bottom: 16px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1.1rem;
            max-width: 600px;
            margin: 0 auto 32px;
        }
        .cta-section .btn {
            font-size: 1.1rem;
            padding: 16px 40px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 56px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-brand .logo {
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-brand .logo .logo-icon {
            background: var(--accent);
        }
        .footer-brand p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.92rem;
            max-width: 320px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            margin-bottom: 16px;
            font-weight: 600;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            padding: 20px 0;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-grid {
                grid-template-columns: 1fr 1fr;
            }
            .news-card.featured {
                grid-column: span 2;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .flow-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero-content h1 {
                font-size: 2.4rem;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 64px;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                width: 100%;
                background: var(--bg-white);
                flex-direction: column;
                padding: 16px 24px;
                box-shadow: var(--shadow-lg);
                border-top: 1px solid var(--border);
                gap: 4px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 12px 16px;
                width: 100%;
                border-radius: var(--radius-sm);
            }
            .menu-toggle {
                display: flex;
            }
            .hero {
                min-height: 400px;
                padding-top: calc(var(--header-height) + 16px);
            }
            .hero-content h1 {
                font-size: 1.8rem;
            }
            .hero-content p {
                font-size: 1rem;
            }
            .hero-stats {
                gap: 20px;
                flex-wrap: wrap;
            }
            .hero-stat-item .number {
                font-size: 1.5rem;
            }
            .features-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .feature-card {
                padding: 24px 16px;
            }
            .category-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .news-card.featured {
                grid-column: 1;
            }
            .news-card.featured h3 {
                font-size: 1.1rem;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .flow-steps {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .flow-step {
                padding: 24px 16px;
            }
            .section {
                padding: 48px 0;
            }
            .section-title {
                margin-bottom: 32px;
            }
            .section-title h2 {
                font-size: 1.6rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .cta-section .container {
                padding: 48px 24px;
            }
            .cta-section h2 {
                font-size: 1.6rem;
            }
            .rank-item {
                flex-wrap: wrap;
            }
            .search-panel {
                padding: 28px 20px 24px;
            }
        }

        @media (max-width: 520px) {
            .features-grid {
                grid-template-columns: 1fr;
            }
            .category-grid {
                grid-template-columns: 1fr;
            }
            .stats-row {
                grid-template-columns: 1fr;
            }
            .flow-steps {
                grid-template-columns: 1fr;
            }
            .hero-content h1 {
                font-size: 1.5rem;
            }
            .hero-actions {
                flex-direction: column;
            }
            .hero-actions .btn {
                width: 100%;
                justify-content: center;
            }
            .hero-stats {
                flex-direction: column;
                gap: 12px;
                align-items: flex-start;
            }
            .hero-stat-item {
                display: flex;
                align-items: center;
                gap: 12px;
                text-align: left;
            }
            .hero-stat-item .number {
                font-size: 1.3rem;
            }
            .container {
                padding: 0 16px;
            }
            .section {
                padding: 36px 0;
            }
            .section-title h2 {
                font-size: 1.4rem;
            }
            .news-card .card-body {
                padding: 14px 16px 16px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 0.92rem;
            }
            .faq-answer {
                padding: 0 16px 14px;
                font-size: 0.88rem;
            }
            .footer-grid {
                gap: 20px;
            }
            .footer-brand p {
                font-size: 0.85rem;
            }
            .logo {
                font-size: 1.2rem;
            }
            .logo .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 1rem;
            }
        }

/* roulang page: article */
/* ===== Design Variables ===== */
        :root {
            --primary: #1a2a6c;
            --primary-light: #2a3f8a;
            --primary-dark: #0f1a4a;
            --accent: #e63946;
            --accent-light: #ff5a67;
            --accent-dark: #c1232f;
            --gold: #f4a261;
            --gold-light: #f9c78a;
            --bg-body: #f5f7fb;
            --bg-white: #ffffff;
            --bg-dark: #0d1117;
            --bg-section: #eef1f7;
            --bg-card: #ffffff;
            --text-primary: #1a1a2e;
            --text-secondary: #4a4a6a;
            --text-muted: #8888aa;
            --text-white: #f0f0f5;
            --border-color: #e2e6ef;
            --border-light: #f0f2f8;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 30px;
            --shadow-sm: 0 2px 8px rgba(26, 42, 108, 0.06);
            --shadow-md: 0 6px 24px rgba(26, 42, 108, 0.10);
            --shadow-lg: 0 16px 48px rgba(26, 42, 108, 0.14);
            --shadow-hover: 0 20px 50px rgba(230, 57, 70, 0.18);
            --transition: 0.32s cubic-bezier(0.22, 1, 0.36, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Noto Sans SC', sans-serif;
            --container-max: 1200px;
            --header-height: 72px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background: var(--bg-body);
            min-height: 100vh;
        }

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

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

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            transition: var(--transition);
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-primary);
        }

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

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

        /* ===== Header & Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-color);
            height: var(--header-height);
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: rgba(255, 255, 255, 0.98);
            box-shadow: var(--shadow-sm);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 22px;
            color: var(--primary);
            letter-spacing: -0.3px;
            flex-shrink: 0;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #fff;
            border-radius: var(--radius-sm);
            font-size: 16px;
            font-weight: 800;
            letter-spacing: -0.5px;
            box-shadow: 0 4px 12px rgba(26, 42, 108, 0.25);
        }

        .logo span:last-child {
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .main-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
            white-space: nowrap;
        }

        .main-nav a:hover {
            color: var(--primary);
            background: rgba(26, 42, 108, 0.06);
        }

        .main-nav a.active {
            color: var(--accent);
            background: rgba(230, 57, 70, 0.08);
            font-weight: 600;
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 4px;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .search-toggle {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--bg-section);
            color: var(--text-secondary);
            font-size: 16px;
            cursor: pointer;
            transition: var(--transition);
            border: none;
        }

        .search-toggle:hover {
            background: var(--primary);
            color: #fff;
            transform: scale(1.05);
        }

        .mobile-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: var(--bg-section);
            color: var(--text-primary);
            font-size: 20px;
            cursor: pointer;
            border: none;
            transition: var(--transition);
        }

        .mobile-toggle:hover {
            background: var(--primary);
            color: #fff;
        }

        @media (max-width: 768px) {
            .main-nav {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(18px);
                flex-direction: column;
                padding: 16px 20px;
                gap: 4px;
                border-bottom: 1px solid var(--border-color);
                box-shadow: var(--shadow-md);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition);
            }

            .main-nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }

            .main-nav a {
                width: 100%;
                padding: 12px 16px;
                font-size: 16px;
                border-radius: var(--radius-sm);
            }

            .main-nav a.active::after {
                display: none;
            }

            .main-nav a.active {
                background: rgba(230, 57, 70, 0.10);
            }

            .mobile-toggle {
                display: flex;
            }
        }

        /* ===== Page Hero ===== */
        .page-hero {
            margin-top: var(--header-height);
            padding: 80px 0 60px;
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
            position: relative;
            overflow: hidden;
            min-height: 240px;
            display: flex;
            align-items: center;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            opacity: 0.12;
            mix-blend-mode: overlay;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(230, 57, 70, 0.20) 0%, transparent 70%);
        }

        .page-hero .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }

        .page-hero h1 {
            font-size: 36px;
            color: var(--text-white);
            margin-bottom: 12px;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.20);
            letter-spacing: -0.5px;
        }

        .page-hero .breadcrumb {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.70);
            font-size: 14px;
            flex-wrap: wrap;
        }

        .page-hero .breadcrumb a {
            color: rgba(255, 255, 255, 0.85);
            transition: var(--transition);
        }

        .page-hero .breadcrumb a:hover {
            color: var(--gold-light);
        }

        .page-hero .breadcrumb span {
            color: rgba(255, 255, 255, 0.50);
        }

        .page-hero .meta-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(8px);
            padding: 4px 16px;
            border-radius: 30px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.90);
            margin-bottom: 18px;
            border: 1px solid rgba(255, 255, 255, 0.10);
        }

        @media (max-width: 768px) {
            .page-hero {
                padding: 60px 0 40px;
                min-height: 180px;
            }
            .page-hero h1 {
                font-size: 24px;
            }
        }

        /* ===== Article Main ===== */
        .article-main {
            padding: 50px 0 70px;
        }

        .article-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            align-items: start;
        }

        .article-body {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            padding: 40px 44px;
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }

        .article-body .article-header {
            margin-bottom: 28px;
            padding-bottom: 24px;
            border-bottom: 1px solid var(--border-light);
        }

        .article-body .article-header .cat-tag {
            display: inline-block;
            padding: 3px 14px;
            border-radius: 30px;
            font-size: 12px;
            font-weight: 600;
            background: rgba(230, 57, 70, 0.10);
            color: var(--accent);
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }

        .article-body .article-header .meta-line {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 14px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        .article-body .article-header .meta-line i {
            margin-right: 4px;
        }

        .article-body .article-header .meta-line span {
            display: inline-flex;
            align-items: center;
        }

        .article-body .featured-image {
            margin-bottom: 28px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        .article-body .featured-image img {
            width: 100%;
            max-height: 480px;
            object-fit: cover;
            border-radius: var(--radius-sm);
        }

        .article-body .article-content {
            font-size: 16.5px;
            line-height: 1.85;
            color: var(--text-primary);
        }

        .article-body .article-content p {
            margin-bottom: 18px;
        }

        .article-body .article-content h2,
        .article-body .article-content h3 {
            margin-top: 32px;
            margin-bottom: 14px;
            color: var(--primary);
        }

        .article-body .article-content h2 {
            font-size: 24px;
        }
        .article-body .article-content h3 {
            font-size: 20px;
        }

        .article-body .article-content ul,
        .article-body .article-content ol {
            margin-bottom: 18px;
            padding-left: 24px;
        }

        .article-body .article-content li {
            margin-bottom: 6px;
            list-style: disc;
        }

        .article-body .article-content blockquote {
            border-left: 4px solid var(--accent);
            padding: 12px 20px;
            margin: 20px 0;
            background: rgba(230, 57, 70, 0.04);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-secondary);
            font-style: italic;
        }

        .article-body .article-content img {
            border-radius: var(--radius-sm);
            margin: 20px 0;
            box-shadow: var(--shadow-sm);
        }

        .article-body .article-content a {
            color: var(--accent);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .article-body .article-content a:hover {
            color: var(--accent-dark);
        }

        .article-body .article-footer {
            margin-top: 36px;
            padding-top: 24px;
            border-top: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
        }

        .article-body .article-footer .share-links {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .article-body .article-footer .share-links a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--bg-section);
            color: var(--text-secondary);
            font-size: 14px;
            transition: var(--transition);
        }

        .article-body .article-footer .share-links a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }

        .article-body .article-footer .back-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 500;
            color: var(--primary);
            transition: var(--transition);
        }

        .article-body .article-footer .back-link:hover {
            color: var(--accent);
            gap: 10px;
        }

        /* ===== Sidebar ===== */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 28px;
        }

        .sidebar-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            padding: 24px 26px;
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }

        .sidebar-card:hover {
            box-shadow: var(--shadow-md);
        }

        .sidebar-card h3 {
            font-size: 18px;
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--border-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-card h3 i {
            color: var(--accent);
            font-size: 16px;
        }

        .sidebar-list li {
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
        }

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

        .sidebar-list a {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14.5px;
            color: var(--text-secondary);
            transition: var(--transition);
            line-height: 1.5;
        }

        .sidebar-list a:hover {
            color: var(--accent);
            transform: translateX(4px);
        }

        .sidebar-list a .num {
            color: var(--text-muted);
            font-size: 13px;
            font-weight: 600;
            min-width: 22px;
        }

        .sidebar-card .cat-list li {
            padding: 8px 0;
            border-bottom: 1px solid var(--border-light);
        }

        .sidebar-card .cat-list a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 14.5px;
            color: var(--text-secondary);
        }

        .sidebar-card .cat-list a:hover {
            color: var(--accent);
        }

        .sidebar-card .cat-list .badge {
            background: var(--bg-section);
            padding: 1px 12px;
            border-radius: 30px;
            font-size: 12px;
            color: var(--text-muted);
            font-weight: 500;
        }

        .sidebar-cta {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: var(--text-white);
            border: none;
        }

        .sidebar-cta h3 {
            color: #fff;
            border-bottom-color: rgba(255, 255, 255, 0.15);
        }

        .sidebar-cta h3 i {
            color: var(--gold-light);
        }

        .sidebar-cta p {
            color: rgba(255, 255, 255, 0.80);
            font-size: 14px;
            margin-bottom: 16px;
            line-height: 1.6;
        }

        .sidebar-cta .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            border-radius: 30px;
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
            border: none;
            cursor: pointer;
        }

        .sidebar-cta .btn-cta:hover {
            background: var(--accent-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(230, 57, 70, 0.35);
        }

        /* ===== Article Not Found ===== */
        .article-not-found {
            text-align: center;
            padding: 60px 20px;
            background: var(--bg-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
        }

        .article-not-found .icon-big {
            font-size: 56px;
            color: var(--text-muted);
            margin-bottom: 16px;
            opacity: 0.5;
        }

        .article-not-found h2 {
            font-size: 26px;
            color: var(--text-primary);
            margin-bottom: 10px;
        }

        .article-not-found p {
            color: var(--text-secondary);
            margin-bottom: 20px;
        }

        .article-not-found .btn-home {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 28px;
            border-radius: 30px;
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            transition: var(--transition);
        }

        .article-not-found .btn-home:hover {
            background: var(--accent);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(230, 57, 70, 0.30);
        }

        @media (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr;
            }
            .article-sidebar {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
        }

        @media (max-width: 640px) {
            .article-body {
                padding: 24px 18px;
            }
            .article-sidebar {
                grid-template-columns: 1fr;
            }
            .article-body .article-header .meta-line {
                font-size: 13px;
                gap: 10px;
            }
            .article-body .article-content {
                font-size: 15px;
            }
        }

        /* ===== Related Section ===== */
        .related-section {
            padding: 50px 0 70px;
            background: var(--bg-section);
        }

        .related-section .section-header {
            text-align: center;
            margin-bottom: 36px;
        }

        .related-section .section-header h2 {
            font-size: 28px;
            color: var(--primary);
            position: relative;
            display: inline-block;
        }

        .related-section .section-header h2::after {
            content: '';
            display: block;
            width: 50px;
            height: 3px;
            background: var(--accent);
            border-radius: 4px;
            margin: 10px auto 0;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .related-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }

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

        .related-card .card-img {
            height: 180px;
            overflow: hidden;
        }

        .related-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

        .related-card:hover .card-img img {
            transform: scale(1.06);
        }

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

        .related-card .card-body .cat-tag-sm {
            display: inline-block;
            padding: 2px 12px;
            border-radius: 30px;
            font-size: 11px;
            font-weight: 600;
            background: rgba(230, 57, 70, 0.08);
            color: var(--accent);
            margin-bottom: 8px;
        }

        .related-card .card-body h3 {
            font-size: 16px;
            line-height: 1.45;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-card .card-body h3 a {
            color: var(--text-primary);
        }

        .related-card .card-body h3 a:hover {
            color: var(--accent);
        }

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

        @media (max-width: 900px) {
            .related-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

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

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.80);
            padding: 56px 0 30px;
        }

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

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .footer-brand .logo {
            margin-bottom: 14px;
            color: #fff;
        }

        .footer-brand .logo span:last-child {
            background: linear-gradient(135deg, #fff, var(--gold-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.60);
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 16px;
            color: #fff;
            margin-bottom: 16px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }

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

        .footer-col ul a {
            color: rgba(255, 255, 255, 0.60);
            font-size: 14px;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .footer-col ul a:hover {
            color: var(--gold-light);
            transform: translateX(4px);
        }

        .footer-col ul a i {
            font-size: 13px;
            width: 18px;
            color: var(--gold);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 22px;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom p {
            margin: 0;
        }

        @media (max-width: 900px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .site-footer {
                padding: 36px 0 20px;
            }
        }

        /* ===== Back to Top ===== */
        .back-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            box-shadow: var(--shadow-md);
            z-index: 999;
            transition: var(--transition);
            opacity: 0;
            transform: translateY(20px);
            pointer-events: none;
            border: none;
            cursor: pointer;
        }

        .back-top.visible {
            opacity: 1;
            transform: translateY(0);
            pointer-events: auto;
        }

        .back-top:hover {
            background: var(--accent);
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(230, 57, 70, 0.35);
        }

        /* ===== Responsive Fine-tune ===== */
        @media (max-width: 480px) {
            .header-inner {
                padding: 0 12px;
            }
            .logo {
                font-size: 18px;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 14px;
            }
            .page-hero h1 {
                font-size: 20px;
            }
            .article-body .article-content h2 {
                font-size: 20px;
            }
            .article-body .article-content h3 {
                font-size: 18px;
            }
        }

/* roulang page: category1 */
/* ===== Design Variables ===== */
        :root {
            --primary: #1a2a6c;
            --primary-light: #2d4a8c;
            --primary-dark: #0f1a4a;
            --secondary: #e8453c;
            --secondary-light: #ff6b5a;
            --accent: #f5a623;
            --bg-light: #f8f9fc;
            --bg-white: #ffffff;
            --bg-dark: #0f1a2e;
            --text-primary: #1a2238;
            --text-secondary: #4a5568;
            --text-light: #8899aa;
            --text-white: #ffffff;
            --border: #e2e8f0;
            --border-light: #f0f2f5;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(26, 42, 108, 0.06);
            --shadow-md: 0 8px 30px rgba(26, 42, 108, 0.1);
            --shadow-lg: 0 20px 60px rgba(26, 42, 108, 0.15);
            --shadow-hover: 0 16px 48px rgba(232, 69, 60, 0.12);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Segoe UI', system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --container: 1200px;
            --header-h: 72px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background: var(--bg-light);
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            transition: var(--transition);
        }

        button {
            cursor: pointer;
            background: none;
        }

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

        .section {
            padding: 80px 0;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }
        .section-sub {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 640px;
            margin-bottom: 48px;
            line-height: 1.6;
        }
        .section-title-center {
            text-align: center;
        }
        .section-sub-center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .text-gradient {
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .badge {
            display: inline-block;
            padding: 4px 14px;
            font-size: 0.8rem;
            font-weight: 600;
            border-radius: 20px;
            color: var(--primary);
            background: rgba(26, 42, 108, 0.08);
            letter-spacing: 0.3px;
            transition: var(--transition);
        }
        .badge-hot {
            background: rgba(232, 69, 60, 0.12);
            color: var(--secondary);
        }
        .badge-new {
            background: rgba(245, 166, 35, 0.12);
            color: #b87a10;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 32px;
            font-size: 1rem;
            font-weight: 600;
            border-radius: 50px;
            transition: var(--transition);
            border: 2px solid transparent;
            letter-spacing: 0.3px;
        }
        .btn-primary {
            background: var(--secondary);
            color: #fff;
            border-color: var(--secondary);
        }
        .btn-primary:hover {
            background: var(--secondary-light);
            border-color: var(--secondary-light);
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(232, 69, 60, 0.3);
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(26, 42, 108, 0.2);
        }
        .btn-light {
            background: #fff;
            color: var(--primary);
            border-color: #fff;
        }
        .btn-light:hover {
            background: var(--bg-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
        }
        .btn-sm {
            padding: 8px 20px;
            font-size: 0.9rem;
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            height: var(--header-h);
            transition: var(--transition);
        }
        .site-header.scrolled {
            box-shadow: 0 4px 30px rgba(26, 42, 108, 0.08);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-h);
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: -0.3px;
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            color: #fff;
            font-size: 0.85rem;
            font-weight: 800;
            border-radius: 10px;
            letter-spacing: 0;
        }
        .logo:hover {
            color: var(--text-primary);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .main-nav a {
            padding: 8px 18px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 8px;
            transition: var(--transition);
            position: relative;
        }
        .main-nav a:hover {
            color: var(--primary);
            background: rgba(26, 42, 108, 0.05);
        }
        .main-nav a.active {
            color: #fff;
            background: var(--primary);
            font-weight: 600;
        }
        .main-nav a.active:hover {
            background: var(--primary-light);
            color: #fff;
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .search-toggle {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            color: var(--text-secondary);
            font-size: 1.1rem;
            transition: var(--transition);
            background: transparent;
        }
        .search-toggle:hover {
            background: rgba(26, 42, 108, 0.06);
            color: var(--primary);
        }

        .mobile-menu-btn {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            font-size: 1.4rem;
            color: var(--text-primary);
            background: transparent;
            transition: var(--transition);
        }
        .mobile-menu-btn:hover {
            background: rgba(26, 42, 108, 0.06);
        }

        /* ===== Page Banner ===== */
        .page-banner {
            padding: 140px 0 80px;
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, var(--primary-light) 100%);
            position: relative;
            overflow: hidden;
            min-height: 360px;
            display: flex;
            align-items: center;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            opacity: 0.15;
            mix-blend-mode: overlay;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 120px;
            background: linear-gradient(to top, var(--bg-light), transparent);
        }
        .banner-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
        }
        .banner-content .badge {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            backdrop-filter: blur(4px);
            margin-bottom: 16px;
        }
        .banner-content h1 {
            font-size: 3rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 18px;
            letter-spacing: -0.02em;
        }
        .banner-content p {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            max-width: 600px;
        }
        .banner-stats {
            display: flex;
            gap: 40px;
            margin-top: 32px;
            padding-top: 28px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
        }
        .banner-stat-item {
            display: flex;
            flex-direction: column;
        }
        .banner-stat-item .num {
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            line-height: 1.2;
        }
        .banner-stat-item .label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
        }

        /* ===== Category Tabs ===== */
        .category-tabs {
            padding: 40px 0 0;
            position: relative;
            z-index: 3;
            margin-top: -20px;
        }
        .tabs-wrapper {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            background: var(--bg-white);
            padding: 16px 20px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
        }
        .tab-btn {
            padding: 8px 22px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 30px;
            background: transparent;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .tab-btn:hover {
            color: var(--primary);
            background: rgba(26, 42, 108, 0.05);
        }
        .tab-btn.active {
            color: #fff;
            background: var(--secondary);
            border-color: var(--secondary);
            font-weight: 600;
            box-shadow: 0 4px 16px rgba(232, 69, 60, 0.25);
        }

        /* ===== Featured Events ===== */
        .featured-events {
            padding: 60px 0 80px;
        }
        .events-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .event-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .event-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: transparent;
        }
        .event-card .card-img {
            position: relative;
            height: 200px;
            overflow: hidden;
            background: var(--bg-light);
        }
        .event-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .event-card:hover .card-img img {
            transform: scale(1.05);
        }
        .event-card .card-img .badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(0, 0, 0, 0.55);
            backdrop-filter: blur(4px);
            color: #fff;
            font-size: 0.75rem;
            padding: 3px 12px;
        }
        .event-card .card-body {
            padding: 22px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .event-card .card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .event-card .card-body p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 16px;
        }
        .event-card .card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            border-top: 1px solid var(--border-light);
            font-size: 0.85rem;
            color: var(--text-light);
        }
        .event-card .card-footer .meta {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .event-card .card-footer .meta i {
            margin-right: 4px;
        }
        .event-card .card-footer .read-more {
            color: var(--secondary);
            font-weight: 600;
            font-size: 0.85rem;
        }
        .event-card .card-footer .read-more:hover {
            color: var(--secondary-light);
        }

        /* ===== Latest News ===== */
        .latest-news {
            padding: 80px 0;
            background: var(--bg-white);
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .news-item {
            display: flex;
            gap: 24px;
            padding: 24px 28px;
            background: var(--bg-light);
            border-radius: var(--radius-md);
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .news-item:hover {
            background: var(--bg-white);
            border-color: var(--border-light);
            box-shadow: var(--shadow-sm);
            transform: translateX(4px);
        }
        .news-item .news-thumb {
            width: 160px;
            min-height: 100px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--border);
        }
        .news-item .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-item .news-content {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .news-item .news-content .meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.82rem;
            color: var(--text-light);
            margin-bottom: 6px;
        }
        .news-item .news-content .meta .tag {
            color: var(--secondary);
            font-weight: 600;
        }
        .news-item .news-content h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .news-item .news-content p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* ===== Data Stats ===== */
        .data-stats {
            padding: 80px 0;
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
            position: relative;
            overflow: hidden;
        }
        .data-stats::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.08;
            mix-blend-mode: overlay;
        }
        .stats-grid {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            text-align: center;
        }
        .stat-item {
            padding: 32px 16px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(4px);
            transition: var(--transition);
        }
        .stat-item:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-4px);
        }
        .stat-item .icon {
            font-size: 2rem;
            color: var(--accent);
            margin-bottom: 12px;
        }
        .stat-item .num {
            font-size: 2.4rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .stat-item .label {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.75);
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 80px 0;
            background: var(--bg-light);
        }
        .faq-grid {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            padding: 20px 24px;
            font-size: 1.02rem;
            font-weight: 600;
            color: var(--text-primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            background: transparent;
            width: 100%;
            text-align: left;
            gap: 16px;
        }
        .faq-question .icon {
            font-size: 1.2rem;
            color: var(--secondary);
            flex-shrink: 0;
            transition: var(--transition);
        }
        .faq-item.open .faq-question .icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            padding: 0 24px 20px;
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 80px 0;
            background: var(--bg-white);
        }
        .cta-box {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            border-radius: var(--radius-lg);
            padding: 60px 48px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            position: relative;
            overflow: hidden;
        }
        .cta-box::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            opacity: 0.08;
            mix-blend-mode: overlay;
        }
        .cta-content {
            position: relative;
            z-index: 2;
            flex: 1;
        }
        .cta-content h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-content p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 480px;
            line-height: 1.6;
        }
        .cta-actions {
            position: relative;
            z-index: 2;
            display: flex;
            gap: 16px;
            flex-shrink: 0;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 64px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .logo {
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-brand .logo .logo-icon {
            background: linear-gradient(135deg, var(--secondary) 0%, var(--accent) 100%);
        }
        .footer-brand p {
            font-size: 0.92rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            max-width: 360px;
        }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: 0.3px;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.92rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-col ul li a:hover {
            color: #fff;
            transform: translateX(4px);
        }
        .footer-col ul li a i {
            font-size: 0.85rem;
            color: var(--secondary);
        }
        .footer-bottom {
            padding: 24px 0;
            text-align: center;
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-bottom p {
            margin: 0;
        }

        /* ===== Mobile Nav ===== */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.4);
            z-index: 998;
            backdrop-filter: blur(4px);
        }
        .mobile-nav-overlay.open {
            display: block;
        }
        .mobile-nav-panel {
            position: fixed;
            top: 0;
            right: -300px;
            width: 280px;
            height: 100vh;
            background: var(--bg-white);
            z-index: 999;
            padding: 24px 28px;
            box-shadow: -8px 0 40px rgba(0, 0, 0, 0.1);
            transition: var(--transition);
            overflow-y: auto;
        }
        .mobile-nav-panel.open {
            right: 0;
        }
        .mobile-nav-panel .close-btn {
            display: flex;
            justify-content: flex-end;
            margin-bottom: 24px;
        }
        .mobile-nav-panel .close-btn button {
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            font-size: 1.2rem;
            color: var(--text-secondary);
            background: var(--bg-light);
        }
        .mobile-nav-panel .close-btn button:hover {
            background: var(--border);
        }
        .mobile-nav-panel a {
            display: block;
            padding: 12px 16px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 8px;
            transition: var(--transition);
            margin-bottom: 4px;
        }
        .mobile-nav-panel a:hover {
            background: var(--bg-light);
            color: var(--primary);
        }
        .mobile-nav-panel a.active {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .events-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .cta-box {
                flex-direction: column;
                text-align: center;
                padding: 48px 32px;
            }
            .cta-content p {
                max-width: 100%;
            }
            .cta-actions {
                justify-content: center;
            }
            .banner-content h1 {
                font-size: 2.4rem;
            }
            .banner-stats {
                gap: 24px;
                flex-wrap: wrap;
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .mobile-menu-btn {
                display: flex;
            }
            .search-toggle {
                display: none;
            }

            .section {
                padding: 56px 0;
            }
            .section-title {
                font-size: 1.6rem;
            }

            .page-banner {
                padding: 110px 0 56px;
                min-height: 280px;
            }
            .banner-content h1 {
                font-size: 1.8rem;
            }
            .banner-content p {
                font-size: 1rem;
            }
            .banner-stats {
                gap: 16px;
            }
            .banner-stat-item .num {
                font-size: 1.4rem;
            }

            .events-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .news-item {
                flex-direction: column;
                padding: 18px;
            }
            .news-item .news-thumb {
                width: 100%;
                height: 180px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .stat-item {
                padding: 24px 12px;
            }
            .stat-item .num {
                font-size: 1.8rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-brand p {
                max-width: 100%;
            }

            .cta-box {
                padding: 36px 24px;
            }
            .cta-content h2 {
                font-size: 1.4rem;
            }
            .cta-actions {
                flex-direction: column;
                align-items: center;
            }
            .tabs-wrapper {
                padding: 12px 14px;
                gap: 8px;
            }
            .tab-btn {
                padding: 6px 16px;
                font-size: 0.85rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .banner-content h1 {
                font-size: 1.5rem;
            }
            .banner-stats {
                flex-direction: column;
                gap: 12px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-item .num {
                font-size: 1.5rem;
            }
            .events-grid {
                grid-template-columns: 1fr;
            }
            .news-item .news-thumb {
                height: 140px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .cta-box {
                padding: 28px 18px;
                border-radius: var(--radius-md);
            }
            .cta-content h2 {
                font-size: 1.2rem;
            }
        }