/* roulang page: index */
:root {
            --primary: #f59e0b;
            --primary-hover: #d97706;
            --primary-glow: rgba(245, 158, 11, 0.3);
            --secondary: #3b82f6;
            --accent: #f97316;
            --bg-dark: #0a0f1a;
            --bg-card: #111827;
            --bg-elevated: #1a2235;
            --bg-surface: #1f2937;
            --text-primary: #f9fafb;
            --text-secondary: #d1d5db;
            --text-muted: #9ca3af;
            --border-color: #263148;
            --border-light: #374151;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
            --shadow-glow: 0 0 40px rgba(245, 158, 11, 0.2);
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        }

        *,
        *::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: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.6;
            background-color: var(--bg-dark);
            color: var(--text-primary);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

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

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

        input {
            outline: none;
        }

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

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(10, 15, 26, 0.88);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(38, 49, 72, 0.6);
            transition: background var(--transition), border-color var(--transition);
        }

        .site-header.scrolled {
            background: rgba(10, 15, 26, 0.96);
            border-bottom-color: var(--border-color);
            box-shadow: var(--shadow);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--text-primary);
            white-space: nowrap;
            flex-shrink: 0;
            letter-spacing: 0.5px;
            transition: color var(--transition-fast);
        }

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

        .header-logo .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: #0a0f1a;
            font-weight: 900;
            flex-shrink: 0;
            box-shadow: 0 0 20px rgba(245, 158, 11, 0.35);
        }

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

        .nav-links a {
            padding: 8px 18px;
            border-radius: 24px;
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-links a:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.04);
        }

        .nav-links a.active {
            color: var(--primary);
            background: rgba(245, 158, 11, 0.1);
            font-weight: 600;
        }

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

        .header-search-wrap {
            flex: 1;
            max-width: 380px;
            min-width: 200px;
            position: relative;
        }

        .header-search-wrap .search-icon {
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 0.95rem;
            pointer-events: none;
            transition: color var(--transition-fast);
        }

        .header-search-input {
            width: 100%;
            height: 44px;
            background: var(--bg-elevated);
            border: 1.5px solid var(--border-color);
            border-radius: 24px;
            padding: 0 48px 0 44px;
            font-size: 0.9rem;
            color: var(--text-primary);
            transition: all var(--transition);
        }

        .header-search-input::placeholder {
            color: var(--text-muted);
        }

        .header-search-input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.08);
            background: var(--bg-card);
        }

        .header-search-input:focus~.search-icon {
            color: var(--primary);
        }

        .header-search-input:focus+.search-icon {
            color: var(--primary);
        }

        .header-search-wrap .search-shortcut {
            position: absolute;
            right: 14px;
            top: 50%;
            transform: translateY(-50%);
            background: var(--border-color);
            color: var(--text-muted);
            font-size: 0.7rem;
            padding: 3px 8px;
            border-radius: 4px;
            letter-spacing: 0.5px;
            pointer-events: none;
        }

        .header-cta {
            flex-shrink: 0;
            padding: 10px 22px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #0a0f1a;
            font-weight: 700;
            border-radius: 24px;
            font-size: 0.9rem;
            transition: all var(--transition);
            white-space: nowrap;
            letter-spacing: 0.3px;
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.25);
        }

        .header-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(245, 158, 11, 0.4);
            filter: brightness(1.08);
        }

        .header-cta:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.6rem;
            padding: 6px;
            cursor: pointer;
            flex-shrink: 0;
            transition: color var(--transition-fast);
        }

        .mobile-menu-btn:hover {
            color: var(--primary);
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            min-height: 620px;
            display: flex;
            align-items: center;
            overflow: hidden;
            background: linear-gradient(180deg, #0a0f1a 0%, #0f1828 30%, #111d33 60%, #0a0f1a 100%);
        }

        .hero-bg-img {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.35;
            z-index: 0;
            mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0.3) 50%, rgba(0, 0, 0, 0.05) 100%);
            -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0.3) 50%, rgba(0, 0, 0, 0.05) 100%);
        }

        .hero-glow {
            position: absolute;
            width: 600px;
            height: 600px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(245, 158, 11, 0.12) 0%, transparent 70%);
            top: -200px;
            right: -150px;
            z-index: 0;
            pointer-events: none;
            animation: heroGlowPulse 6s ease-in-out infinite;
        }

        @keyframes heroGlowPulse {
            0%,
            100% {
                opacity: 0.6;
                transform: scale(1);
            }
            50% {
                opacity: 1;
                transform: scale(1.15);
            }
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 700px;
            padding: 60px 0;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(245, 158, 11, 0.12);
            border: 1px solid rgba(245, 158, 11, 0.25);
            border-radius: 24px;
            padding: 6px 16px;
            font-size: 0.85rem;
            color: var(--primary);
            font-weight: 500;
            margin-bottom: 24px;
            letter-spacing: 1px;
            animation: fadeInUp 0.6s ease-out;
        }

        .hero-badge .badge-dot {
            width: 8px;
            height: 8px;
            background: var(--primary);
            border-radius: 50%;
            animation: dotPulse 2s ease-in-out infinite;
        }

        @keyframes dotPulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.6);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(245, 158, 11, 0);
            }
        }

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

        .hero-title {
            font-size: 3.2rem;
            font-weight: 800;
            line-height: 1.2;
            color: var(--text-primary);
            margin-bottom: 20px;
            letter-spacing: 0.5px;
            animation: fadeInUp 0.7s ease-out;
        }

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

        .hero-desc {
            font-size: 1.15rem;
            color: var(--text-secondary);
            margin-bottom: 36px;
            line-height: 1.7;
            max-width: 560px;
            animation: fadeInUp 0.8s ease-out;
        }

        .hero-btns {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            animation: fadeInUp 0.9s ease-out;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition);
            letter-spacing: 0.3px;
            white-space: nowrap;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), #e68900);
            color: #0a0f1a;
            box-shadow: 0 4px 20px rgba(245, 158, 11, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(245, 158, 11, 0.45);
            filter: brightness(1.06);
        }

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

        .btn-outline:hover {
            border-color: var(--primary);
            background: rgba(245, 158, 11, 0.06);
            color: var(--primary);
        }

        .hero-stats-row {
            display: flex;
            gap: 40px;
            margin-top: 50px;
            padding-top: 30px;
            border-top: 1px solid var(--border-color);
            animation: fadeInUp 1s ease-out;
        }

        .hero-stat-item .stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.5px;
        }

        .hero-stat-item .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 2px;
        }

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

        .section-header {
            text-align: center;
            margin-bottom: 52px;
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: var(--primary);
            margin-bottom: 10px;
        }

        .section-title {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 500px;
            margin: 0 auto;
        }

        /* ========== FEATURES GRID ========== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

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

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

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

        .feature-icon {
            width: 50px;
            height: 50px;
            border-radius: var(--radius-sm);
            background: rgba(245, 158, 11, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--primary);
            margin-bottom: 16px;
        }

        .feature-card h3 {
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-primary);
        }

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

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

        .category-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            min-height: 280px;
            cursor: pointer;
            transition: all var(--transition);
            border: 1px solid var(--border-color);
            background: var(--bg-card);
        }

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

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

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

        .category-card-body h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .category-card-body p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        .category-card-tag {
            display: inline-block;
            font-size: 0.75rem;
            padding: 4px 10px;
            background: rgba(245, 158, 11, 0.12);
            color: var(--primary);
            border-radius: 12px;
            margin-bottom: 8px;
            font-weight: 500;
        }

        /* ========== NEWS LIST ========== */
        .news-list {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
            max-width: 900px;
            margin: 0 auto;
        }

        .news-item {
            display: flex;
            gap: 20px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius);
            padding: 20px 24px;
            transition: all var(--transition);
            align-items: center;
        }

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

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

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

        .news-item-content .news-category {
            font-size: 0.75rem;
            color: var(--primary);
            font-weight: 500;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 4px;
        }

        .news-item-content h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
            line-height: 1.4;
        }

        .news-item-content p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.4;
        }

        .news-item-content .news-date {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-top: 6px;
        }

        .news-empty {
            text-align: center;
            padding: 40px;
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        /* ========== STATS BAR ========== */
        .stats-bar {
            background: var(--bg-elevated);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 40px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }

        .stats-bar .stat-value {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--primary);
        }

        .stats-bar .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

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

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

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

        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 24px;
            background: none;
            color: var(--text-primary);
            font-weight: 600;
            font-size: 0.95rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            transition: color var(--transition-fast);
        }

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

        .faq-question .faq-icon {
            transition: transform var(--transition);
            font-size: 0.8rem;
            color: var(--text-muted);
            flex-shrink: 0;
            margin-left: 12px;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 24px;
        }

        .faq-item.open .faq-answer {
            max-height: 200px;
            padding: 0 24px 18px;
        }

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

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

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, #111827 0%, #1a2235 40%, #111d33 100%);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-xl);
            padding: 60px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(245, 158, 11, 0.08) 0%, transparent 70%);
            top: -100px;
            right: -100px;
            pointer-events: none;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .cta-section p {
            font-size: 1rem;
            color: var(--text-secondary);
            margin-bottom: 28px;
            position: relative;
            z-index: 1;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-section .btn {
            position: relative;
            z-index: 1;
            font-size: 1rem;
            padding: 14px 36px;
            border-radius: 30px;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--bg-card);
            border-top: 1px solid var(--border-color);
            padding: 48px 0 24px;
            margin-top: 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-brand .footer-logo {
            font-weight: 700;
            font-size: 1.3rem;
            color: var(--text-primary);
            margin-bottom: 10px;
            display: inline-block;
        }

        .footer-brand p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

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

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

        .footer-bottom {
            border-top: 1px solid var(--border-color);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* ========== MOBILE NAV OVERLAY ========== */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(10, 15, 26, 0.95);
            z-index: 999;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 20px;
            padding: 40px 24px;
        }

        .mobile-nav-overlay.active {
            display: flex;
        }

        .mobile-nav-overlay a {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--text-secondary);
            padding: 8px 20px;
            transition: color var(--transition-fast);
        }

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

        .mobile-nav-overlay .mobile-search-wrap {
            width: 100%;
            max-width: 360px;
            position: relative;
        }

        .mobile-nav-overlay .mobile-search-input {
            width: 100%;
            height: 46px;
            background: var(--bg-elevated);
            border: 1.5px solid var(--border-color);
            border-radius: 24px;
            padding: 0 44px;
            font-size: 0.95rem;
            color: var(--text-primary);
        }

        .mobile-nav-overlay .mobile-search-icon {
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
        }

        .mobile-nav-close {
            position: absolute;
            top: 20px;
            right: 24px;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.8rem;
            cursor: pointer;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-bar {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero-title {
                font-size: 2.5rem;
            }
            .header-search-wrap {
                max-width: 240px;
            }
            .hero-stats-row {
                gap: 24px;
            }
            .hero-stat-item .stat-num {
                font-size: 1.6rem;
            }
            .section {
                padding: 56px 0;
            }
            .section-title {
                font-size: 1.8rem;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 60px;
            }
            .nav-links {
                display: none;
            }
            .header-search-wrap {
                display: none;
            }
            .header-cta {
                display: none;
            }
            .mobile-menu-btn {
                display: block;
            }
            .hero-section {
                min-height: 480px;
            }
            .hero-title {
                font-size: 2rem;
            }
            .hero-desc {
                font-size: 1rem;
            }
            .hero-stats-row {
                flex-wrap: wrap;
                gap: 16px;
            }
            .features-grid {
                grid-template-columns: 1fr 1fr;
            }
            .category-grid {
                grid-template-columns: 1fr;
            }
            .news-item {
                flex-direction: column;
                align-items: stretch;
                padding: 16px;
            }
            .news-item-img {
                width: 100%;
                height: 160px;
            }
            .stats-bar {
                grid-template-columns: 1fr 1fr;
                padding: 24px;
                gap: 16px;
            }
            .stats-bar .stat-value {
                font-size: 1.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .section {
                padding: 44px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .cta-section {
                padding: 40px 20px;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .container {
                padding: 0 16px;
            }
            .btn {
                padding: 10px 22px;
                font-size: 0.9rem;
            }
            .hero-btns {
                flex-direction: column;
                align-items: flex-start;
            }
            .hero-content {
                padding: 40px 0;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.6rem;
            }
            .hero-section {
                min-height: 400px;
            }
            .features-grid {
                grid-template-columns: 1fr;
            }
            .stats-bar {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .hero-stats-row {
                flex-direction: column;
                gap: 10px;
                margin-top: 30px;
                padding-top: 20px;
            }
            .hero-stat-item .stat-num {
                font-size: 1.4rem;
            }
            .header-logo {
                font-size: 1.1rem;
            }
            .header-logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 1rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .feature-card {
                padding: 20px 16px;
            }
            .category-card {
                min-height: 220px;
            }
            .category-card-img {
                height: 140px;
            }
            .cta-section h2 {
                font-size: 1.3rem;
            }
            .faq-question {
                font-size: 0.88rem;
                padding: 14px 16px;
            }
            .faq-answer {
                padding: 0 16px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 14px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0f172a;
            --primary-light: #1e293b;
            --secondary: #6c5ce7;
            --secondary-hover: #5a4bd1;
            --accent: #f0c040;
            --accent-light: #fcd34d;
            --bg: #f8fafc;
            --surface: #ffffff;
            --text: #1e293b;
            --text-soft: #64748b;
            --border: #e2e8f0;
            --border-light: #f1f5f9;
            --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
            --shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
            --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 20px;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Noto Sans SC', sans-serif;
        }
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: var(--font-sans);
            line-height: 1.6;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { text-decoration: none; color: inherit; }
        ul { list-style: none; }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        /* Header */
        .site-header {
            background: var(--primary);
            color: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(8px);
            background: rgba(15, 23, 42, 0.95);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
            flex-wrap: wrap;
            gap: 16px;
        }
        .logo {
            font-weight: 800;
            font-size: 1.5rem;
            letter-spacing: -0.5px;
            color: white;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .logo i { color: var(--accent); font-size: 1.9rem; }
        .search-box {
            display: flex;
            align-items: center;
            background: rgba(255,255,255,0.12);
            border-radius: 50px;
            padding: 8px 18px;
            transition: all var(--transition);
            border: 1px solid rgba(255,255,255,0.18);
            min-width: 220px;
        }
        .search-box:focus-within {
            background: rgba(255,255,255,0.22);
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(240,192,64,0.25);
        }
        .search-box input {
            background: transparent;
            border: none;
            outline: none;
            color: white;
            font-size: 0.95rem;
            width: 100%;
        }
        .search-box input::placeholder { color: rgba(255,255,255,0.65); }
        .search-box button {
            background: none;
            border: none;
            color: var(--accent);
            cursor: pointer;
            font-size: 1.1rem;
            padding: 0 4px;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
            flex-wrap: wrap;
        }
        .nav-links a {
            color: rgba(255,255,255,0.85);
            font-weight: 500;
            position: relative;
            padding: 6px 0;
            transition: color var(--transition);
            font-size: 0.95rem;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--accent);
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 100%;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }
        .hamburger {
            display: none;
            font-size: 1.6rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        /* Page Banner */
        .page-banner {
            background: linear-gradient(135deg, rgba(15,23,42,0.85), rgba(30,41,59,0.9)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            padding: 100px 0 70px;
            text-align: center;
            color: white;
            position: relative;
        }
        .page-banner h1 {
            font-size: 3rem;
            font-weight: 800;
            letter-spacing: -1px;
            margin-bottom: 16px;
            color: white;
        }
        .page-banner p {
            font-size: 1.2rem;
            color: rgba(255,255,255,0.8);
            max-width: 600px;
            margin: 0 auto;
        }
        .breadcrumb {
            margin-bottom: 12px;
            font-size: 0.9rem;
            color: rgba(255,255,255,0.6);
        }
        .breadcrumb a { color: var(--accent-light); }
        /* Section Common */
        .section { padding: 80px 0; }
        .section-title {
            font-size: 2.2rem;
            font-weight: 700;
            text-align: center;
            margin-bottom: 16px;
            color: var(--primary);
            position: relative;
        }
        .section-title::after {
            content: '';
            display: block;
            width: 70px;
            height: 4px;
            background: var(--secondary);
            margin: 16px auto 0;
            border-radius: 4px;
        }
        .section-subtitle {
            text-align: center;
            color: var(--text-soft);
            font-size: 1.1rem;
            max-width: 600px;
            margin: 0 auto 48px;
        }
        /* Event Cards Grid */
        .events-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 30px;
        }
        .event-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: transform var(--transition), box-shadow var(--transition);
            display: flex;
            flex-direction: column;
        }
        .event-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .event-card-img {
            height: 200px;
            overflow: hidden;
            position: relative;
        }
        .event-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .event-card:hover .event-card-img img { transform: scale(1.05); }
        .event-tag {
            position: absolute;
            top: 16px;
            right: 16px;
            background: var(--accent);
            color: var(--primary);
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 700;
        }
        .event-card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .event-card-body h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--primary);
        }
        .event-meta {
            display: flex;
            gap: 16px;
            font-size: 0.85rem;
            color: var(--text-soft);
            margin-bottom: 12px;
            flex-wrap: wrap;
        }
        .event-meta i { margin-right: 4px; color: var(--secondary); }
        .event-desc {
            color: var(--text-soft);
            margin-bottom: 16px;
            line-height: 1.6;
            flex: 1;
        }
        .btn {
            display: inline-block;
            padding: 10px 24px;
            border-radius: 50px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            border: none;
            text-align: center;
            font-size: 0.95rem;
        }
        .btn-primary {
            background: var(--secondary);
            color: white;
            box-shadow: 0 4px 6px rgba(108,92,231,0.25);
        }
        .btn-primary:hover {
            background: var(--secondary-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 15px rgba(108,92,231,0.35);
        }
        .btn-outline {
            background: transparent;
            border: 2px solid var(--secondary);
            color: var(--secondary);
        }
        .btn-outline:hover {
            background: var(--secondary);
            color: white;
            transform: translateY(-2px);
        }
        /* Timeline */
        .timeline {
            position: relative;
            padding-left: 40px;
            margin-top: 20px;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 18px;
            top: 0;
            bottom: 0;
            width: 4px;
            background: var(--border);
            border-radius: 2px;
        }
        .timeline-item {
            position: relative;
            margin-bottom: 40px;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -40px;
            top: 4px;
            width: 16px;
            height: 16px;
            background: var(--secondary);
            border-radius: 50%;
            border: 3px solid white;
            box-shadow: var(--shadow-sm);
            z-index: 2;
        }
        .timeline-date {
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 6px;
        }
        .timeline-content h4 {
            font-size: 1.1rem;
            color: var(--primary);
            margin-bottom: 4px;
        }
        .timeline-content p {
            color: var(--text-soft);
            font-size: 0.95rem;
        }
        /* Stats */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 30px;
            text-align: center;
        }
        .stat-item {
            background: var(--surface);
            padding: 30px 20px;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            transition: transform var(--transition);
        }
        .stat-item:hover { transform: translateY(-4px); }
        .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--secondary);
        }
        .stat-label { color: var(--text-soft); font-weight: 500; }
        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--surface);
            border-radius: var(--radius);
            padding: 24px;
            margin-bottom: 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--secondary);
            box-shadow: var(--shadow);
        }
        .faq-item h4 {
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .faq-item h4 i { color: var(--accent); }
        .faq-item p { color: var(--text-soft); }
        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, var(--primary), #1e1a3c);
            color: white;
            text-align: center;
            padding: 70px 0;
            border-radius: var(--radius-lg);
            margin: 40px 24px 80px;
        }
        .cta-section h2 { font-size: 2rem; margin-bottom: 12px; }
        .cta-section p { color: rgba(255,255,255,0.75); margin-bottom: 24px; }
        /* Footer */
        .site-footer {
            background: var(--primary);
            color: #cbd5e1;
            padding: 60px 0 30px;
            margin-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: white;
            margin-bottom: 12px;
            display: block;
        }
        .footer-brand p { font-size: 0.95rem; line-height: 1.7; }
        .footer-col h4 { color: white; margin-bottom: 16px; font-weight: 700; }
        .footer-col a {
            display: block;
            color: #94a3b8;
            margin-bottom: 10px;
            transition: color var(--transition);
            font-size: 0.95rem;
        }
        .footer-col a:hover { color: var(--accent); }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            font-size: 0.9rem;
            color: #64748b;
        }
        @media (max-width: 1024px) {
            .header-inner { flex-wrap: wrap; }
            .search-box { order: 3; width: 100%; }
            .footer-grid { grid-template-columns: 1fr 1fr; }
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background: var(--primary-light);
                padding: 20px;
                border-radius: var(--radius);
                margin-top: 8px;
            }
            .nav-links.open { display: flex; }
            .page-banner h1 { font-size: 2.2rem; }
            .events-grid { grid-template-columns: 1fr; }
            .stats-row { grid-template-columns: 1fr 1fr; }
            .timeline { padding-left: 30px; }
            .footer-grid { grid-template-columns: 1fr; }
            .cta-section { margin-left: 12px; margin-right: 12px; }
        }
        @media (max-width: 520px) {
            .container { padding: 0 16px; }
            .stats-row { grid-template-columns: 1fr; }
        }

/* roulang page: article */
:root {
            --color-dark: #0b0e17;
            --color-card: #141824;
            --color-surface: #1a1e2b;
            --color-border: #1e2233;
            --color-red: #e63946;
            --color-gold: #f0c040;
            --color-text: #e8e8f0;
            --color-muted: #8890a4;
            --color-accent: #ff6b6b;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
            --shadow-glow: 0 0 30px rgba(230, 57, 70, 0.15);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
        }

        *,
        *::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: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-dark);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

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

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

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-narrow {
            width: 100%;
            max-width: 820px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== HEADER & NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(11, 14, 23, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--color-border);
            transition: all var(--transition-normal);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
            border-bottom-color: rgba(230, 57, 70, 0.2);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            color: #ffffff;
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
            transition: color var(--transition-fast);
        }

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

        .header-logo .logo-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--color-red), #c0392b);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #fff;
            flex-shrink: 0;
            box-shadow: 0 0 20px rgba(230, 57, 70, 0.3);
        }

        .nav-search-wrapper {
            flex: 1;
            max-width: 420px;
            position: relative;
        }

        .nav-search-form {
            position: relative;
            width: 100%;
        }

        .nav-search-input {
            width: 100%;
            height: 44px;
            padding: 0 48px 0 18px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: 22px;
            color: var(--color-text);
            font-size: 0.95rem;
            transition: all var(--transition-normal);
        }

        .nav-search-input::placeholder {
            color: var(--color-muted);
        }

        .nav-search-input:focus {
            border-color: var(--color-red);
            box-shadow: 0 0 0 3px rgba(230, 57, 70, 0.1), var(--shadow-glow);
            background: #1f2535;
        }

        .nav-search-btn {
            position: absolute;
            right: 6px;
            top: 50%;
            transform: translateY(-50%);
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: var(--color-red);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            transition: all var(--transition-fast);
            border: none;
            cursor: pointer;
        }

        .nav-search-btn:hover {
            background: #c0392b;
            box-shadow: 0 0 16px rgba(230, 57, 70, 0.4);
            transform: translateY(-50%) scale(1.05);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
            flex-shrink: 0;
        }

        .nav-links a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-muted);
            position: relative;
            padding: 4px 0;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--color-red);
            border-radius: 1px;
            transition: width var(--transition-normal);
        }

        .nav-links a:hover {
            color: #ffffff;
        }

        .nav-links a:hover::after {
            width: 100%;
        }

        .nav-links a.active {
            color: #ffffff;
            font-weight: 600;
        }

        .nav-links a.active::after {
            width: 100%;
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: #ffffff;
            font-size: 1.5rem;
            padding: 8px;
            cursor: pointer;
            transition: color var(--transition-fast);
            flex-shrink: 0;
        }

        .mobile-menu-toggle:hover {
            color: var(--color-red);
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-bar {
            background: var(--color-card);
            border-bottom: 1px solid var(--color-border);
            padding: 14px 0;
        }

        .breadcrumb-list {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 0.88rem;
            color: var(--color-muted);
        }

        .breadcrumb-list a {
            color: var(--color-muted);
            transition: color var(--transition-fast);
        }

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

        .breadcrumb-list .sep {
            color: var(--color-border);
            font-size: 0.7rem;
        }

        .breadcrumb-list .current {
            color: var(--color-text);
            font-weight: 500;
            max-width: 300px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        /* ========== ARTICLE BANNER ========== */
        .article-banner {
            position: relative;
            min-height: 280px;
            display: flex;
            align-items: center;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            overflow: hidden;
        }

        .article-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 14, 23, 0.65) 0%, rgba(11, 14, 23, 0.9) 100%);
            z-index: 1;
        }

        .article-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(to top, var(--color-dark), transparent);
            z-index: 2;
        }

        .article-banner-content {
            position: relative;
            z-index: 3;
            padding: 60px 0 40px;
        }

        .article-banner-content .category-tag {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(230, 57, 70, 0.2);
            border: 1px solid rgba(230, 57, 70, 0.4);
            border-radius: 20px;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--color-red);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .article-banner-content h1 {
            font-size: 2.2rem;
            font-weight: 800;
            line-height: 1.35;
            color: #ffffff;
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }

        .article-banner-content .article-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 0.9rem;
            color: var(--color-muted);
        }

        .article-banner-content .article-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .article-banner-content .article-meta i {
            font-size: 0.8rem;
            color: var(--color-red);
        }

        /* ========== ARTICLE BODY ========== */
        .article-main {
            padding: 48px 0 60px;
        }

        .article-content-wrapper {
            background: var(--color-card);
            border-radius: var(--radius-lg);
            padding: 48px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }

        .article-body {
            font-size: 1.05rem;
            line-height: 1.85;
            color: #d0d4e0;
        }

        .article-body h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: #ffffff;
            margin: 32px 0 16px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--color-border);
        }

        .article-body h3 {
            font-size: 1.25rem;
            font-weight: 600;
            color: #f0f0f5;
            margin: 24px 0 12px;
        }

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

        .article-body strong {
            color: #ffffff;
            font-weight: 600;
        }

        .article-body ul,
        .article-body ol {
            margin: 16px 0;
            padding-left: 24px;
        }

        .article-body li {
            margin-bottom: 8px;
        }

        .article-body img {
            border-radius: var(--radius-md);
            margin: 24px 0;
            box-shadow: var(--shadow-md);
        }

        .article-body blockquote {
            border-left: 4px solid var(--color-red);
            background: rgba(230, 57, 70, 0.05);
            padding: 18px 24px;
            margin: 24px 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: #c8cdd8;
            font-style: italic;
        }

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

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

        .article-body code {
            background: var(--color-surface);
            padding: 3px 8px;
            border-radius: 4px;
            font-size: 0.9em;
            color: var(--color-gold);
        }

        .article-body pre {
            background: var(--color-surface);
            padding: 20px;
            border-radius: var(--radius-sm);
            overflow-x: auto;
            margin: 20px 0;
            border: 1px solid var(--color-border);
        }

        .article-body hr {
            border: none;
            border-top: 1px solid var(--color-border);
            margin: 32px 0;
        }

        /* ========== ARTICLE FOOTER META ========== */
        .article-footer-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid var(--color-border);
        }

        .article-footer-meta .tags {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .article-footer-meta .tag {
            padding: 6px 14px;
            background: var(--color-surface);
            border-radius: 16px;
            font-size: 0.82rem;
            color: var(--color-muted);
            transition: all var(--transition-fast);
            border: 1px solid transparent;
        }

        .article-footer-meta .tag:hover {
            border-color: var(--color-border);
            color: var(--color-text);
        }

        .article-share {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .article-share span {
            font-size: 0.85rem;
            color: var(--color-muted);
        }

        .article-share .share-btn {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            color: var(--color-muted);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
        }

        .article-share .share-btn:hover {
            background: var(--color-red);
            border-color: var(--color-red);
            color: #ffffff;
            box-shadow: 0 0 14px rgba(230, 57, 70, 0.35);
        }

        /* ========== NOT FOUND ========== */
        .not-found-block {
            text-align: center;
            padding: 80px 24px;
        }

        .not-found-block .nf-icon {
            font-size: 4rem;
            color: var(--color-muted);
            margin-bottom: 20px;
        }

        .not-found-block h2 {
            font-size: 1.6rem;
            color: #ffffff;
            margin-bottom: 12px;
        }

        .not-found-block p {
            color: var(--color-muted);
            margin-bottom: 28px;
            font-size: 1rem;
        }

        .btn-back-home {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            background: var(--color-red);
            color: #ffffff;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            box-shadow: 0 4px 16px rgba(230, 57, 70, 0.3);
        }

        .btn-back-home:hover {
            background: #c0392b;
            box-shadow: 0 6px 24px rgba(230, 57, 70, 0.45);
            transform: translateY(-2px);
        }

        /* ========== RELATED POSTS ========== */
        .related-section {
            padding: 60px 0 70px;
            background: var(--color-card);
            border-top: 1px solid var(--color-border);
        }

        .related-section .section-label {
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: var(--color-red);
            margin-bottom: 8px;
        }

        .related-section .section-title {
            font-size: 1.6rem;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 32px;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 20px;
        }

        .related-card {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--color-border);
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
        }

        .related-card:hover {
            border-color: rgba(230, 57, 70, 0.4);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .related-card .card-img-wrap {
            position: relative;
            width: 100%;
            height: 170px;
            overflow: hidden;
        }

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

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

        .related-card .card-img-wrap .card-cat {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 12px;
            background: rgba(230, 57, 70, 0.85);
            border-radius: 12px;
            font-size: 0.75rem;
            font-weight: 600;
            color: #fff;
            z-index: 2;
        }

        .related-card .card-body {
            padding: 18px 16px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .related-card .card-body h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #ffffff;
            line-height: 1.45;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-card .card-body h4 a {
            color: inherit;
            transition: color var(--transition-fast);
        }

        .related-card .card-body h4 a:hover {
            color: var(--color-red);
        }

        .related-card .card-body .card-time {
            font-size: 0.8rem;
            color: var(--color-muted);
            margin-top: auto;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            padding: 60px 0;
            background: var(--color-dark);
            text-align: center;
        }

        .cta-inner {
            background: linear-gradient(135deg, #1a1e2b 0%, #141824 100%);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-xl);
            padding: 50px 40px;
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }

        .cta-inner::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(230, 57, 70, 0.08) 0%, transparent 70%);
            border-radius: 50%;
        }

        .cta-inner h2 {
            font-size: 1.7rem;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 12px;
            position: relative;
        }

        .cta-inner p {
            color: var(--color-muted);
            margin-bottom: 24px;
            font-size: 1rem;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
            position: relative;
        }

        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background: linear-gradient(135deg, var(--color-red), #c0392b);
            color: #ffffff;
            border-radius: 28px;
            font-weight: 700;
            font-size: 1rem;
            transition: all var(--transition-fast);
            box-shadow: 0 6px 24px rgba(230, 57, 70, 0.35);
            position: relative;
        }

        .btn-cta:hover {
            box-shadow: 0 10px 36px rgba(230, 57, 70, 0.5);
            transform: translateY(-3px);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #080a10;
            border-top: 1px solid var(--color-border);
            padding: 50px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-logo {
            font-size: 1.25rem;
            font-weight: 800;
            color: #ffffff;
            display: inline-block;
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 0.88rem;
            color: var(--color-muted);
            line-height: 1.6;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

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

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid var(--color-border);
            font-size: 0.82rem;
            color: var(--color-muted);
        }

        /* ========== MOBILE NAV OVERLAY ========== */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.7);
            z-index: 999;
        }

        .mobile-nav-drawer {
            display: none;
            position: fixed;
            top: 0;
            right: -320px;
            width: 300px;
            height: 100vh;
            background: var(--color-card);
            z-index: 1001;
            padding: 24px 20px;
            transition: right var(--transition-normal);
            border-left: 1px solid var(--color-border);
            overflow-y: auto;
        }

        .mobile-nav-drawer.open {
            right: 0;
        }

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

        .mobile-nav-drawer .drawer-close {
            display: block;
            margin-left: auto;
            background: none;
            border: none;
            color: #ffffff;
            font-size: 1.4rem;
            cursor: pointer;
            padding: 6px;
            margin-bottom: 20px;
            transition: color var(--transition-fast);
        }

        .mobile-nav-drawer .drawer-close:hover {
            color: var(--color-red);
        }

        .mobile-nav-drawer .drawer-search {
            margin-bottom: 20px;
        }

        .mobile-nav-drawer .drawer-search input {
            width: 100%;
            height: 42px;
            padding: 0 16px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: 21px;
            color: var(--color-text);
            font-size: 0.9rem;
        }

        .mobile-nav-drawer .drawer-search input:focus {
            border-color: var(--color-red);
        }

        .mobile-nav-drawer a {
            display: block;
            padding: 12px 0;
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-muted);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            transition: color var(--transition-fast);
        }

        .mobile-nav-drawer a:hover,
        .mobile-nav-drawer a.active {
            color: #ffffff;
        }

        .mobile-nav-drawer a.active {
            font-weight: 600;
            color: var(--color-red);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .header-inner {
                height: 60px;
            }

            .nav-search-wrapper {
                max-width: 280px;
            }

            .nav-links {
                gap: 18px;
            }

            .article-banner-content h1 {
                font-size: 1.8rem;
            }

            .article-content-wrapper {
                padding: 32px 24px;
            }

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

        @media (max-width: 768px) {
            .nav-search-wrapper {
                display: none;
            }

            .nav-links {
                display: none;
            }

            .mobile-menu-toggle {
                display: block;
            }

            .mobile-nav-drawer {
                display: block;
            }

            .header-inner {
                height: 56px;
            }

            .header-logo {
                font-size: 1.15rem;
            }

            .header-logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
            }

            .article-banner {
                min-height: 200px;
            }

            .article-banner-content {
                padding: 40px 0 30px;
            }

            .article-banner-content h1 {
                font-size: 1.45rem;
            }

            .article-content-wrapper {
                padding: 24px 18px;
                border-radius: var(--radius-md);
            }

            .article-body {
                font-size: 0.98rem;
                line-height: 1.75;
            }

            .article-body h2 {
                font-size: 1.25rem;
            }

            .article-body h3 {
                font-size: 1.1rem;
            }

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

            .related-grid {
                grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
                gap: 14px;
            }

            .related-card .card-img-wrap {
                height: 140px;
            }

            .cta-inner {
                padding: 36px 22px;
            }

            .cta-inner h2 {
                font-size: 1.35rem;
            }

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

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

            .breadcrumb-list .current {
                max-width: 160px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }

            .container-narrow {
                padding: 0 14px;
            }

            .article-banner {
                min-height: 160px;
            }

            .article-banner-content h1 {
                font-size: 1.2rem;
            }

            .article-banner-content .category-tag {
                font-size: 0.72rem;
                padding: 4px 10px;
            }

            .article-banner-content .article-meta {
                font-size: 0.78rem;
                gap: 10px;
            }

            .article-content-wrapper {
                padding: 18px 14px;
                border-radius: var(--radius-sm);
            }

            .article-body {
                font-size: 0.92rem;
            }

            .article-body h2 {
                font-size: 1.15rem;
            }

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

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

            .cta-inner {
                padding: 28px 16px;
                border-radius: var(--radius-md);
            }

            .cta-inner h2 {
                font-size: 1.2rem;
            }

            .btn-cta {
                width: 100%;
                justify-content: center;
                font-size: 0.9rem;
                padding: 12px 24px;
            }

            .btn-back-home {
                width: 100%;
                justify-content: center;
            }

            .breadcrumb-bar {
                padding: 10px 0;
            }

            .breadcrumb-list {
                font-size: 0.78rem;
            }
        }