/* roulang page: index */
:root {
            --color-primary: #1E3A8A;
            --color-primary-hover: #152c6b;
            --color-accent: #3B82F6;
            --color-accent-light: #dbeafe;
            --color-amber: #F59E0B;
            --color-bg: #F8FAFC;
            --color-bg-alt: #EEF2F6;
            --color-white: #FFFFFF;
            --color-text: #1F2937;
            --color-text-muted: #6B7280;
            --color-border: #E5E7EB;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 10px 25px rgba(0, 0, 0, 0.1);
            --shadow-nav: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-mega: 0 12px 32px rgba(0, 0, 0, 0.12);
            --transition-base: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
            font-size: 1rem;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-base);
        }
        a:hover {
            color: var(--color-accent);
            text-decoration: underline;
        }
        a:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: 2px;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
        }
        button:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        input {
            font-family: inherit;
        }
        input:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        @media (min-width: 1280px) {
            .container-custom {
                padding: 0 32px;
            }
        }
        @media (max-width: 640px) {
            .container-custom {
                padding: 0 16px;
            }
        }

        /* Header / Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-nav);
        }
        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
            text-decoration: none;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--color-primary-hover);
            text-decoration: none;
        }
        .nav-logo-icon {
            width: 36px;
            height: 36px;
            background: var(--color-primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links>li {
            position: relative;
        }
        .nav-links a.nav-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            white-space: nowrap;
            text-decoration: none;
        }
        .nav-links a.nav-link:hover {
            background: #f1f5f9;
            color: var(--color-primary);
            text-decoration: none;
        }
        .nav-links a.nav-link.active {
            background: #eff6ff;
            color: var(--color-primary);
            font-weight: 600;
        }
        .nav-links a.nav-link-cta {
            background: var(--color-primary);
            color: #fff !important;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            margin-left: 6px;
        }
        .nav-links a.nav-link-cta:hover {
            background: var(--color-primary-hover);
            text-decoration: none;
        }

        /* Mega Menu */
        .mega-trigger {
            cursor: pointer;
        }
        .mega-panel {
            display: none;
            position: absolute;
            top: 100%;
            right: 0;
            width: 620px;
            background: var(--color-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-mega);
            padding: 28px 32px;
            z-index: 200;
            margin-top: 8px;
            border: 1px solid var(--color-border);
        }
        .mega-group {
            display: block;
        }
        .mega-group:hover .mega-panel {
            display: block;
        }
        @media (hover: hover) {
            .mega-group:hover .mega-panel {
                display: block;
            }
        }
        .mega-panel-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .mega-col h4 {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--color-text-muted);
            letter-spacing: 0.04em;
            margin: 0 0 12px 0;
            text-transform: uppercase;
        }
        .mega-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .mega-col ul li {
            margin-bottom: 6px;
        }
        .mega-col ul li a {
            display: block;
            padding: 7px 10px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            color: var(--color-text);
            transition: all var(--transition-base);
            text-decoration: none;
        }
        .mega-col ul li a:hover {
            background: #f8fafc;
            color: var(--color-primary);
            text-decoration: none;
        }
        .mega-highlight {
            background: #f8fafc;
            border-radius: var(--radius-md);
            padding: 14px 16px;
            margin-top: 8px;
        }
        .mega-highlight .mh-title {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-primary);
        }
        .mega-highlight .mh-date {
            font-size: 0.75rem;
            color: var(--color-text-muted);
        }

        /* Mobile Nav */
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--color-text);
            padding: 6px;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-white);
            z-index: 99;
            overflow-y: auto;
            padding: 16px 20px 40px;
            flex-direction: column;
            gap: 4px;
        }
        .mobile-nav.open {
            display: flex;
        }
        .mobile-nav a {
            display: block;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text);
            text-decoration: none;
            transition: background var(--transition-base);
        }
        .mobile-nav a:hover {
            background: #f1f5f9;
            text-decoration: none;
        }
        .mobile-nav a.active {
            background: #eff6ff;
            color: var(--color-primary);
            font-weight: 600;
        }
        .mobile-nav .mobile-cta {
            background: var(--color-primary);
            color: #fff !important;
            text-align: center;
            margin-top: 8px;
            font-weight: 600;
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .mobile-menu-btn {
                display: block;
            }
        }

        /* Hero */
        .hero-section {
            position: relative;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 580px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: rgba(30, 58, 138, 0.82);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1.4fr 1fr;
            gap: 32px;
            align-items: center;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 60px 20px;
        }
        @media (max-width: 1024px) {
            .hero-content {
                grid-template-columns: 1fr;
                text-align: center;
                gap: 24px;
                padding: 40px 20px;
            }
            .hero-left,
            .hero-right {
                display: flex;
                flex-wrap: wrap;
                justify-content: center;
                gap: 16px;
            }
        }
        .hero-left {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .hero-value-item {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-size: 0.95rem;
            font-weight: 500;
            background: rgba(255, 255, 255, 0.1);
            padding: 10px 16px;
            border-radius: var(--radius-md);
            backdrop-filter: blur(4px);
        }
        .hero-value-icon {
            width: 32px;
            height: 32px;
            background: rgba(255, 255, 255, 0.2);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 1rem;
        }
        .hero-center {
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 16px;
        }
        .hero-center h1 {
            font-size: 2.5rem;
            line-height: 1.25;
            font-weight: 700;
            color: #fff;
            margin: 0;
            letter-spacing: -0.5px;
        }
        .hero-center .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.9);
            margin: 0;
            max-width: 480px;
        }
        .hero-screenshot {
            width: 100%;
            max-width: 380px;
            border-radius: var(--radius-lg);
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
            overflow: hidden;
            border: 3px solid rgba(255, 255, 255, 0.3);
        }
        .hero-screenshot img {
            width: 100%;
            display: block;
        }
        .hero-right {
            display: flex;
            flex-direction: column;
            gap: 14px;
            align-items: flex-start;
        }
        @media (max-width: 1024px) {
            .hero-right {
                align-items: center;
            }
        }
        .hero-download-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 24px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition-smooth);
            text-decoration: none;
            border: 2px solid #fff;
            color: #fff;
            background: transparent;
            min-width: 180px;
            justify-content: center;
        }
        .hero-download-btn:hover {
            background: #fff;
            color: var(--color-primary);
            text-decoration: none;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
        }
        .hero-download-btn.primary-btn {
            background: var(--color-amber);
            border-color: var(--color-amber);
            color: #1a1a1a;
        }
        .hero-download-btn.primary-btn:hover {
            background: #e08f00;
            border-color: #e08f00;
            color: #1a1a1a;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(245, 158, 11, 0.4);
        }

        /* Section通用 */
        .section-block {
            padding: 80px 0;
        }
        @media (max-width: 768px) {
            .section-block {
                padding: 48px 0;
            }
        }
        .section-block.bg-white {
            background: var(--color-white);
        }
        .section-block.bg-alt {
            background: var(--color-bg-alt);
        }
        .section-block.bg-primary {
            background: var(--color-primary);
            color: #fff;
        }
        .section-title {
            font-size: 1.875rem;
            line-height: 2.25rem;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 12px 0;
        }
        .section-title.light {
            color: #fff;
        }
        .section-desc {
            font-size: 1rem;
            color: var(--color-text-muted);
            margin: 0 0 40px 0;
            max-width: 640px;
        }
        .section-desc.light {
            color: rgba(255, 255, 255, 0.8);
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header .section-title {
            margin-bottom: 8px;
        }
        .section-header .section-desc {
            margin-left: auto;
            margin-right: auto;
        }

        /* 卡片 */
        .card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            padding: 24px;
            transition: all var(--transition-smooth);
            border: 1px solid transparent;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: var(--color-border);
        }
        .card-icon {
            width: 48px;
            height: 48px;
            background: #eff6ff;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 14px;
            color: var(--color-primary);
        }
        .card h3 {
            font-size: 1.2rem;
            font-weight: 600;
            margin: 0 0 8px 0;
            color: var(--color-text);
        }
        .card p {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            margin: 0;
            line-height: 1.6;
        }

        /* 按钮 */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-smooth);
            text-decoration: none;
            border: 2px solid transparent;
            cursor: pointer;
        }
        .btn-primary {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }
        .btn-primary:hover {
            background: var(--color-primary-hover);
            border-color: var(--color-primary-hover);
            text-decoration: none;
            color: #fff;
            box-shadow: 0 4px 12px rgba(30, 58, 138, 0.3);
        }
        .btn-outline {
            background: transparent;
            color: var(--color-primary);
            border-color: var(--color-accent);
        }
        .btn-outline:hover {
            background: var(--color-accent-light);
            text-decoration: none;
            color: var(--color-primary);
        }
        .btn-amber {
            background: var(--color-amber);
            color: #1a1a1a;
            border-color: var(--color-amber);
        }
        .btn-amber:hover {
            background: #e08f00;
            border-color: #e08f00;
            color: #1a1a1a;
            text-decoration: none;
            box-shadow: 0 4px 12px rgba(245, 158, 11, 0.35);
        }
        .btn-white {
            background: #fff;
            color: var(--color-primary);
            border-color: #fff;
        }
        .btn-white:hover {
            background: #f0f4ff;
            border-color: #f0f4ff;
            text-decoration: none;
            color: var(--color-primary);
        }

        /* 标签 */
        .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            background: #eff6ff;
            color: var(--color-primary);
        }
        .badge-amber {
            background: #fef3c7;
            color: #92400e;
        }
        .badge-green {
            background: #d1fae5;
            color: #065f46;
        }

        /* 保障图标条 */
        .guarantee-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }
        @media (max-width: 768px) {
            .guarantee-strip {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 480px) {
            .guarantee-strip {
                grid-template-columns: 1fr;
            }
        }
        .guarantee-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            padding: 20px;
        }
        .guarantee-icon {
            width: 56px;
            height: 56px;
            background: #eff6ff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--color-primary);
        }
        .guarantee-item h4 {
            font-weight: 600;
            margin: 0;
            font-size: 1rem;
            color: var(--color-text);
        }
        .guarantee-item p {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin: 0;
        }

        /* 新闻列表 */
        .news-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .news-list li {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid #f1f5f9;
            transition: background var(--transition-base);
        }
        .news-list li:hover {
            background: #fafbfc;
        }
        .news-date {
            flex-shrink: 0;
            font-size: 0.85rem;
            color: var(--color-text-muted);
            font-weight: 500;
            min-width: 90px;
        }
        .news-content {
            flex: 1;
            min-width: 0;
        }
        .news-content h4 {
            margin: 0 0 2px 0;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-text);
        }
        .news-content p {
            margin: 0;
            font-size: 0.85rem;
            color: var(--color-text-muted);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .news-link {
            flex-shrink: 0;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--color-primary);
            white-space: nowrap;
        }
        .news-link:hover {
            color: var(--color-accent);
        }
        @media (max-width: 640px) {
            .news-list li {
                flex-wrap: wrap;
                gap: 8px;
            }
            .news-date {
                min-width: auto;
            }
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--color-border);
            padding: 16px 0;
        }
        .faq-item summary {
            font-weight: 600;
            font-size: 1.05rem;
            cursor: pointer;
            padding: 8px 0;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--color-text);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: '+';
            font-size: 1.3rem;
            font-weight: 400;
            color: var(--color-text-muted);
            transition: transform var(--transition-base);
        }
        .faq-item[open] summary::after {
            content: '−';
            transform: rotate(0);
        }
        .faq-answer {
            padding: 8px 0 16px;
            color: var(--color-text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* 进度条 */
        .progress-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            position: relative;
        }
        @media (max-width: 768px) {
            .progress-steps {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 480px) {
            .progress-steps {
                grid-template-columns: 1fr;
            }
        }
        .progress-step {
            text-align: center;
            padding: 20px;
            position: relative;
        }
        .progress-num {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            margin: 0 auto 12px;
        }
        .progress-step h4 {
            font-weight: 600;
            margin: 0 0 6px;
            font-size: 1rem;
        }
        .progress-step p {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin: 0;
        }

        /* 价格卡片 */
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            align-items: stretch;
        }
        @media (max-width: 900px) {
            .pricing-grid {
                grid-template-columns: 1fr;
                max-width: 420px;
                margin: 0 auto;
            }
        }
        .pricing-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            padding: 32px 24px;
            text-align: center;
            transition: all var(--transition-smooth);
            border: 2px solid transparent;
            position: relative;
            display: flex;
            flex-direction: column;
        }
        .pricing-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .pricing-card.featured {
            border-color: var(--color-primary);
            transform: scale(1.03);
            z-index: 2;
            box-shadow: 0 8px 30px rgba(30, 58, 138, 0.15);
        }
        .pricing-card.featured:hover {
            transform: scale(1.03) translateY(-4px);
        }
        .pricing-badge {
            position: absolute;
            top: -13px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--color-amber);
            color: #1a1a1a;
            padding: 4px 16px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 700;
            white-space: nowrap;
        }
        .pricing-name {
            font-weight: 700;
            font-size: 1.2rem;
            margin: 0 0 8px;
            color: var(--color-text);
        }
        .pricing-price {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--color-primary);
            margin: 0 0 16px;
        }
        .pricing-price span {
            font-size: 1rem;
            font-weight: 400;
            color: var(--color-text-muted);
        }
        .pricing-features {
            list-style: none;
            margin: 0 0 24px;
            padding: 0;
            text-align: left;
            flex: 1;
        }
        .pricing-features li {
            padding: 7px 0;
            border-bottom: 1px solid #f8fafc;
            font-size: 0.9rem;
            color: var(--color-text);
        }
        .pricing-features li::before {
            content: '✓ ';
            color: #10b981;
            font-weight: 700;
        }

        /* Footer */
        .site-footer {
            background: var(--color-primary);
            color: rgba(255, 255, 255, 0.85);
            padding: 48px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }
        .footer-col h4 {
            color: #fff;
            font-weight: 600;
            margin: 0 0 12px;
            font-size: 1rem;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 6px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.9rem;
            text-decoration: none;
            transition: color var(--transition-base);
        }
        .footer-col ul li a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 20px;
            text-align: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
        }
        .footer-bottom a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .footer-logo-text {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        /* 场景演示双栏 */
        .scene-split {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        @media (max-width: 768px) {
            .scene-split {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }
        .scene-split.reverse .scene-img-col {
            order: -1;
        }
        @media (max-width: 768px) {
            .scene-split.reverse .scene-img-col {
                order: 0;
            }
        }
        .scene-img-col img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card-hover);
            width: 100%;
        }
        .scene-text-col h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin: 0 0 12px;
        }
        .scene-text-col p {
            color: var(--color-text-muted);
            margin: 0 0 16px;
            line-height: 1.7;
        }
        .scene-text-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .scene-text-col ul li {
            padding: 6px 0;
            padding-left: 20px;
            position: relative;
            font-size: 0.95rem;
            color: var(--color-text);
        }
        .scene-text-col ul li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 13px;
            width: 8px;
            height: 8px;
            background: var(--color-accent);
            border-radius: 50%;
        }

        /* 非对称Grid */
        .asymmetric-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 20px;
        }
        @media (max-width: 768px) {
            .asymmetric-grid {
                grid-template-columns: 1fr;
            }
        }
        .asymmetric-grid .wide-card {
            grid-row: span 2;
        }
        .asymmetric-grid-3 {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 20px;
        }
        @media (max-width: 768px) {
            .asymmetric-grid-3 {
                grid-template-columns: 1fr;
            }
        }

        /* 案例卡片 */
        .case-card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            padding: 24px;
            transition: all var(--transition-smooth);
            border-left: 4px solid var(--color-primary);
        }
        .case-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .case-card .case-meta {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin-bottom: 6px;
        }
        .case-card h4 {
            font-weight: 600;
            margin: 0 0 8px;
            font-size: 1.05rem;
        }
        .case-card p {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            margin: 0 0 10px;
        }
        .case-stat {
            font-weight: 700;
            font-size: 1.4rem;
            color: var(--color-primary);
        }

        /* CTA全宽 */
        .cta-full {
            background: var(--color-primary);
            text-align: center;
            padding: 60px 20px;
            border-radius: var(--radius-lg);
            margin: 0 20px;
        }
        @media (max-width: 640px) {
            .cta-full {
                margin: 0 12px;
                padding: 40px 16px;
            }
        }
        .cta-full h2 {
            color: #fff;
            font-size: 1.8rem;
            font-weight: 700;
            margin: 0 0 12px;
        }
        .cta-full p {
            color: rgba(255, 255, 255, 0.85);
            margin: 0 0 24px;
            font-size: 1rem;
        }

/* roulang page: category1 */
:root {
            --color-primary: #1E3A8A;
            --color-primary-hover: #152c6b;
            --color-accent: #3B82F6;
            --color-accent-light: #dbeafe;
            --color-amber: #F59E0B;
            --color-bg: #F8FAFC;
            --color-bg-alt: #EEF2F6;
            --color-white: #FFFFFF;
            --color-text: #1F2937;
            --color-text-muted: #6B7280;
            --color-border: #E5E7EB;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 10px 25px rgba(0, 0, 0, 0.1);
            --shadow-nav: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-mega: 0 12px 32px rgba(0, 0, 0, 0.12);
            --transition-base: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        html {
            scroll-behavior: smooth;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        body {
            margin: 0;
            padding: 0;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
            font-size: 1rem;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-base);
        }
        a:hover {
            color: var(--color-accent);
            text-decoration: underline;
        }
        a:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: 2px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        button:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        input {
            font-family: inherit;
        }
        input:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 32px;
        }
        @media (max-width: 768px) {
            .container-custom {
                padding: 0 16px;
            }
        }
        /* Header / Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-nav);
        }
        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
            text-decoration: none;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--color-primary-hover);
            text-decoration: none;
        }
        .nav-logo-icon {
            width: 36px;
            height: 36px;
            background: var(--color-primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links>li {
            position: relative;
        }
        .nav-links a.nav-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            white-space: nowrap;
            text-decoration: none;
        }
        .nav-links a.nav-link:hover {
            background: #f1f5f9;
            color: var(--color-primary);
            text-decoration: none;
        }
        .nav-links a.nav-link.active {
            background: #eff6ff;
            color: var(--color-primary);
            font-weight: 600;
        }
        .nav-links a.nav-link-cta {
            background: var(--color-primary);
            color: #fff !important;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            margin-left: 6px;
        }
        .nav-links a.nav-link-cta:hover {
            background: var(--color-primary-hover);
            text-decoration: none;
        }
        /* Mega Menu */
        .mega-trigger {
            cursor: pointer;
        }
        .mega-panel {
            display: none;
            position: absolute;
            top: 100%;
            right: 0;
            width: 620px;
            background: var(--color-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-mega);
            padding: 28px 32px;
            z-index: 200;
            margin-top: 8px;
            border: 1px solid var(--color-border);
        }
        .mega-group {
            display: block;
        }
        .mega-group:hover .mega-panel {
            display: block;
        }
        .mega-panel-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .mega-col h4 {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--color-text-muted);
            letter-spacing: 0.04em;
            margin: 0 0 10px 0;
            text-transform: uppercase;
        }
        .mega-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .mega-col ul li {
            margin-bottom: 6px;
        }
        .mega-col ul li a {
            display: block;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            color: var(--color-text);
            transition: all var(--transition-base);
            text-decoration: none;
        }
        .mega-col ul li a:hover {
            background: #f1f5f9;
            color: var(--color-primary);
            text-decoration: none;
        }
        .mega-highlight {
            padding: 10px 12px;
            background: #f8fafc;
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-border);
            cursor: pointer;
            transition: all var(--transition-base);
        }
        .mega-highlight:hover {
            background: #eff6ff;
            border-color: var(--color-accent);
        }
        .mh-title {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 2px;
        }
        .mh-date {
            font-size: 0.78rem;
            color: var(--color-text-muted);
        }
        /* Mobile Nav */
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--color-text);
            padding: 4px;
            cursor: pointer;
        }
        @media (max-width: 1024px) {
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--color-white);
                border-bottom: 2px solid var(--color-border);
                box-shadow: var(--shadow-mega);
                padding: 16px;
                gap: 2px;
                z-index: 150;
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links>li {
                width: 100%;
            }
            .nav-links a.nav-link {
                width: 100%;
                padding: 12px 16px;
                justify-content: flex-start;
            }
            .mega-panel {
                position: static;
                width: 100%;
                box-shadow: none;
                margin-top: 4px;
                padding: 16px;
                border: 1px solid var(--color-border);
            }
            .mega-panel-inner {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .nav-links a.nav-link-cta {
                margin-left: 0;
            }
        }
        /* Section base */
        .section {
            padding: 80px 0;
        }
        @media (max-width: 768px) {
            .section {
                padding: 48px 0;
            }
        }
        .section-alt {
            background: var(--color-bg-alt);
        }
        .section-white {
            background: var(--color-white);
        }
        .section-dark {
            background: var(--color-primary);
            color: #fff;
        }
        /* Hero Compact */
        .cat-hero {
            background: linear-gradient(135deg, #0f1d3d 0%, #1a3a6e 40%, #1E3A8A 70%, #1a3058 100%);
            color: #fff;
            padding: 80px 0 70px;
            position: relative;
            overflow: hidden;
        }
        .cat-hero::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 450px;
            height: 450px;
            border-radius: 50%;
            background: rgba(59, 130, 246, 0.08);
            pointer-events: none;
        }
        .cat-hero::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -60px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(245, 158, 11, 0.06);
            pointer-events: none;
        }
        .cat-hero .container-custom {
            position: relative;
            z-index: 1;
        }
        .cat-hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        @media (max-width: 768px) {
            .cat-hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }
        .cat-hero-left h1 {
            font-size: 2.5rem;
            line-height: 1.25;
            font-weight: 700;
            margin: 0 0 16px 0;
            letter-spacing: -0.5px;
        }
        @media (max-width: 768px) {
            .cat-hero-left h1 {
                font-size: 1.75rem;
            }
        }
        .cat-hero-left .cat-subtitle {
            font-size: 1.1rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.85);
            margin: 0 0 24px 0;
            max-width: 520px;
        }
        .cat-hero-btns {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            padding: 12px 28px;
            background: var(--color-amber);
            color: #1a1a1a;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            transition: all var(--transition-base);
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: #e8960a;
            color: #1a1a1a;
            text-decoration: none;
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(245, 158, 11, 0.3);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            padding: 12px 28px;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.5);
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-base);
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
            text-decoration: none;
        }
        .cat-hero-right {
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(4px);
        }
        .data-list-mini {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .data-list-mini li {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.9rem;
        }
        .data-list-mini li:last-child {
            border-bottom: none;
        }
        .data-list-mini .dlm-left {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 500;
        }
        .data-list-mini .dlm-score {
            font-weight: 700;
            color: var(--color-amber);
            font-size: 1rem;
        }
        .data-list-mini .dlm-status {
            font-size: 0.75rem;
            padding: 2px 8px;
            border-radius: 10px;
            background: rgba(245, 158, 11, 0.2);
            color: var(--color-amber);
        }
        .data-list-mini .dlm-live {
            background: rgba(239, 68, 68, 0.25);
            color: #f87171;
        }
        /* Cards */
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        @media (max-width: 1024px) {
            .cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .cards-grid {
                grid-template-columns: 1fr;
            }
        }
        .cards-grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        @media (max-width: 1024px) {
            .cards-grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .cards-grid-4 {
                grid-template-columns: 1fr;
            }
        }
        .card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            border: 1px solid transparent;
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: var(--color-border);
        }
        .card-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: var(--color-accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 14px;
            flex-shrink: 0;
        }
        .card h3 {
            font-size: 1.25rem;
            font-weight: 600;
            margin: 0 0 8px 0;
            color: var(--color-text);
        }
        .card p {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            margin: 0;
            flex-grow: 1;
        }
        .card-img-top {
            width: 100%;
            height: 180px;
            object-fit: cover;
            border-radius: var(--radius-md) var(--radius-md) 0 0;
            margin: -24px -24px 16px -24px;
            width: calc(100% + 48px);
        }
        /* Asymmetric Grid */
        .asym-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 24px;
        }
        @media (max-width: 768px) {
            .asym-grid {
                grid-template-columns: 1fr;
            }
        }
        .asym-grid-1-2 {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 24px;
        }
        @media (max-width: 768px) {
            .asym-grid-1-2 {
                grid-template-columns: 1fr;
            }
        }
        /* Section Titles */
        .section-title {
            font-size: 1.875rem;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 8px 0;
            line-height: 1.3;
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 1.5rem;
            }
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-muted);
            margin: 0 0 40px 0;
            max-width: 600px;
        }
        .section-header {
            margin-bottom: 40px;
        }
        .section-header-center {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-header-center .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }
        /* Feature Row */
        .feature-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        @media (max-width: 768px) {
            .feature-row {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }
        .feature-row.reverse .feature-row-img {
            order: -1;
        }
        @media (max-width: 768px) {
            .feature-row.reverse .feature-row-img {
                order: 0;
            }
        }
        .feature-row-img img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            width: 100%;
        }
        .feature-row-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin: 0 0 12px 0;
        }
        .feature-row-text p {
            color: var(--color-text-muted);
            margin: 0 0 16px 0;
            line-height: 1.8;
        }
        .feature-row-text ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .feature-row-text ul li {
            padding: 6px 0;
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 0.95rem;
        }
        .feature-row-text ul li::before {
            content: '✓';
            color: var(--color-accent);
            font-weight: 700;
            flex-shrink: 0;
        }
        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
            overflow: hidden;
        }
        .faq-item summary {
            padding: 18px 24px;
            font-weight: 600;
            cursor: pointer;
            outline: none;
            font-size: 1rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
            transition: background var(--transition-base);
        }
        .faq-item summary:hover {
            background: #f8fafc;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: '';
            width: 20px;
            height: 20px;
            background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E") center no-repeat;
            transition: transform var(--transition-base);
            flex-shrink: 0;
        }
        .faq-item[open] summary::after {
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            padding: 0 24px 18px;
            color: var(--color-text-muted);
            line-height: 1.7;
            font-size: 0.95rem;
        }
        /* CTA Section */
        .cta-section {
            background: var(--color-primary);
            color: #fff;
            padding: 70px 0;
            text-align: center;
        }
        .cta-section h2 {
            font-size: 1.875rem;
            font-weight: 700;
            margin: 0 0 12px 0;
        }
        @media (max-width: 768px) {
            .cta-section h2 {
                font-size: 1.5rem;
            }
        }
        .cta-section p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.8);
            margin: 0 0 28px 0;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-white {
            display: inline-flex;
            align-items: center;
            padding: 12px 32px;
            background: #fff;
            color: var(--color-primary);
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            transition: all var(--transition-base);
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-white:hover {
            background: #e8ecf1;
            color: var(--color-primary-hover);
            text-decoration: none;
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
        }
        /* Stats Bar */
        .stats-bar {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }
        @media (max-width: 768px) {
            .stats-bar {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }
        .stat-item {
            padding: 20px;
            background: var(--color-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
        }
        .stat-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 4px;
        }
        .stat-label {
            font-size: 0.85rem;
            color: var(--color-text-muted);
        }
        /* Tag cloud */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .tag {
            display: inline-block;
            padding: 6px 14px;
            background: var(--color-accent-light);
            color: var(--color-primary);
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            transition: all var(--transition-base);
            text-decoration: none;
            border: 1px solid transparent;
        }
        .tag:hover {
            background: #bfdbfe;
            border-color: var(--color-accent);
            text-decoration: none;
            color: var(--color-primary);
        }
        /* List block */
        .content-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .content-list li {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 14px 0;
            border-bottom: 1px solid var(--color-border);
            transition: background var(--transition-base);
        }
        .content-list li:hover {
            background: #f8fafc;
        }
        .content-list .cl-date {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            white-space: nowrap;
            flex-shrink: 0;
            width: 90px;
        }
        .content-list .cl-info {
            flex-grow: 1;
            min-width: 0;
        }
        .content-list .cl-title {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text);
            margin-bottom: 2px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .content-list .cl-summary {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .content-list .cl-link {
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--color-primary);
            white-space: nowrap;
            flex-shrink: 0;
            text-decoration: none;
        }
        .content-list .cl-link:hover {
            color: var(--color-accent);
            text-decoration: underline;
        }
        /* Footer */
        .site-footer {
            background: #0f1d3d;
            color: #cbd5e1;
            padding: 48px 0 24px;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }
        .footer-logo-text {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 4px;
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px 0;
            letter-spacing: 0.03em;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 6px;
        }
        .footer-col ul li a {
            color: #cbd5e1;
            text-decoration: none;
            transition: color var(--transition-base);
            font-size: 0.85rem;
        }
        .footer-col ul li a:hover {
            color: #fff;
            text-decoration: none;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            text-align: center;
            font-size: 0.8rem;
            color: #94a3b8;
        }
        .footer-bottom a {
            color: #cbd5e1;
            text-decoration: none;
        }
        .footer-bottom a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .footer-bottom p {
            margin: 4px 0;
        }
        /* Additional utility */
        .text-center {
            text-align: center;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .mt-0 {
            margin-top: 0;
        }
        .highlight-num {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--color-amber);
        }
        .badge {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 12px;
            font-size: 0.75rem;
            font-weight: 600;
        }
        .badge-blue {
            background: var(--color-accent-light);
            color: var(--color-primary);
        }
        .badge-amber {
            background: #fef3c7;
            color: #92400e;
        }
        /* Two-col content */
        .two-col-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }
        @media (max-width: 768px) {
            .two-col-content {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }
        .panel-box {
            background: var(--color-white);
            border-radius: var(--radius-md);
            padding: 28px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
        }
        .panel-box h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin: 0 0 8px 0;
        }
        .panel-box p {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            margin: 0;
            line-height: 1.7;
        }
        /* Divider */
        .divider {
            border: none;
            border-top: 1px solid var(--color-border);
            margin: 0;
        }

/* roulang page: category2 */
:root {
            --color-primary: #1E3A8A;
            --color-primary-hover: #152c6b;
            --color-accent: #3B82F6;
            --color-accent-light: #dbeafe;
            --color-amber: #F59E0B;
            --color-bg: #F8FAFC;
            --color-bg-alt: #EEF2F6;
            --color-white: #FFFFFF;
            --color-text: #1F2937;
            --color-text-muted: #6B7280;
            --color-border: #E5E7EB;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 10px 25px rgba(0, 0, 0, 0.1);
            --shadow-nav: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-mega: 0 12px 32px rgba(0, 0, 0, 0.12);
            --transition-base: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
            font-size: 1rem;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-base);
        }
        a:hover {
            color: var(--color-accent);
            text-decoration: underline;
        }
        a:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: 2px;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
        }
        button:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        input {
            font-family: inherit;
        }
        input:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

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

        /* Header / Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-nav);
        }
        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
            text-decoration: none;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--color-primary-hover);
            text-decoration: none;
        }
        .nav-logo-icon {
            width: 36px;
            height: 36px;
            background: var(--color-primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links>li {
            position: relative;
        }
        .nav-links a.nav-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            white-space: nowrap;
            text-decoration: none;
        }
        .nav-links a.nav-link:hover {
            background: #f1f5f9;
            color: var(--color-primary);
            text-decoration: none;
        }
        .nav-links a.nav-link.active {
            background: #eff6ff;
            color: var(--color-primary);
            font-weight: 600;
        }
        .nav-links a.nav-link-cta {
            background: var(--color-primary);
            color: #fff !important;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            margin-left: 6px;
        }
        .nav-links a.nav-link-cta:hover {
            background: var(--color-primary-hover);
            text-decoration: none;
        }

        /* Mega Menu */
        .mega-trigger {
            cursor: pointer;
        }
        .mega-panel {
            display: none;
            position: absolute;
            top: 100%;
            right: 0;
            width: 620px;
            background: var(--color-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-mega);
            padding: 28px 32px;
            z-index: 200;
            margin-top: 8px;
            border: 1px solid var(--color-border);
        }
        .mega-group {
            display: block;
        }
        .mega-group:hover .mega-panel {
            display: block;
        }
        .mega-panel-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .mega-col h4 {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--color-text-muted);
            letter-spacing: 0.04em;
            margin: 0 0 12px 0;
            text-transform: uppercase;
        }
        .mega-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .mega-col ul li {
            margin-bottom: 6px;
        }
        .mega-col ul li a {
            font-size: 0.9rem;
            color: var(--color-text);
            padding: 4px 8px;
            border-radius: 4px;
            display: block;
            transition: all var(--transition-base);
            text-decoration: none;
        }
        .mega-col ul li a:hover {
            background: #f1f5f9;
            color: var(--color-primary);
            text-decoration: none;
        }
        .mega-highlight {
            padding: 8px 10px;
            border-radius: 6px;
            background: #f8fafc;
            cursor: pointer;
            transition: background var(--transition-base);
        }
        .mega-highlight:hover {
            background: #eff6ff;
        }
        .mh-title {
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--color-text);
            line-height: 1.4;
        }
        .mh-date {
            font-size: 0.75rem;
            color: var(--color-text-muted);
            margin-top: 2px;
        }

        /* Mobile nav toggle */
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--color-text);
            padding: 6px;
            line-height: 1;
            cursor: pointer;
        }
        .nav-toggle:hover {
            color: var(--color-primary);
        }

        /* Section styles */
        .section {
            padding: 64px 0;
        }
        .section-alt {
            background: var(--color-bg-alt);
        }
        .section-white {
            background: var(--color-white);
        }
        .section-primary {
            background: var(--color-primary);
            color: #fff;
        }

        /* Cards */
        .card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .card-body {
            padding: 20px;
        }
        .card-img {
            width: 100%;
            aspect-ratio: 4/3;
            object-fit: cover;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 22px;
            font-size: 0.95rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: all var(--transition-base);
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--color-primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--color-primary-hover);
            text-decoration: none;
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            border: 2px solid var(--color-primary);
            color: var(--color-primary);
        }
        .btn-outline:hover {
            background: var(--color-accent-light);
            text-decoration: none;
            color: var(--color-primary);
        }
        .btn-amber {
            background: var(--color-amber);
            color: #1a1a1a;
        }
        .btn-amber:hover {
            background: #e08f00;
            text-decoration: none;
            color: #1a1a1a;
        }
        .btn-white {
            background: #fff;
            color: var(--color-primary);
        }
        .btn-white:hover {
            background: #e8ecf2;
            text-decoration: none;
            color: var(--color-primary);
        }

        /* Tags */
        .tag {
            display: inline-block;
            padding: 4px 12px;
            font-size: 0.8rem;
            font-weight: 500;
            border-radius: 20px;
            background: var(--color-accent-light);
            color: var(--color-primary);
            transition: all var(--transition-base);
            text-decoration: none;
            margin: 3px 4px;
        }
        .tag:hover {
            background: var(--color-accent);
            color: #fff;
            text-decoration: none;
        }

        /* Content list */
        .content-list-item {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--color-border);
            transition: background var(--transition-base);
            align-items: flex-start;
        }
        .content-list-item:hover {
            background: #f8fafc;
            padding-left: 8px;
            border-radius: 4px;
        }
        .content-list-date {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            white-space: nowrap;
            min-width: 85px;
            padding-top: 2px;
        }
        .content-list-body {
            flex: 1;
        }
        .content-list-title {
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text);
            margin: 0 0 4px 0;
            line-height: 1.4;
        }
        .content-list-title a {
            color: var(--color-text);
            text-decoration: none;
        }
        .content-list-title a:hover {
            color: var(--color-primary);
            text-decoration: underline;
        }
        .content-list-summary {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin: 0;
            line-height: 1.5;
        }
        .content-list-more {
            font-size: 0.8rem;
            font-weight: 500;
            color: var(--color-primary);
            white-space: nowrap;
            text-decoration: none;
            flex-shrink: 0;
            padding-top: 2px;
        }
        .content-list-more:hover {
            text-decoration: underline;
            color: var(--color-accent);
        }

        /* Sidebar */
        .sidebar-box {
            background: var(--color-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            padding: 20px;
            margin-bottom: 20px;
        }
        .sidebar-box h4 {
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 12px 0;
            color: var(--color-text);
            padding-bottom: 8px;
            border-bottom: 2px solid var(--color-primary);
        }

        /* FAQ */
        .faq-item {
            border-bottom: 1px solid var(--color-border);
            padding: 16px 0;
        }
        .faq-item summary {
            font-weight: 600;
            cursor: pointer;
            font-size: 1rem;
            color: var(--color-text);
            padding: 8px 0;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: '+';
            font-size: 1.3rem;
            font-weight: 500;
            color: var(--color-primary);
            transition: transform var(--transition-base);
        }
        .faq-item[open] summary::after {
            content: '−';
            transform: rotate(0deg);
        }
        .faq-item .faq-answer {
            padding: 8px 0 8px 0;
            color: var(--color-text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        /* Footer */
        .site-footer {
            background: #1a2d5a;
            color: #d1d5db;
            padding: 48px 0 24px;
        }
        .site-footer a {
            color: #cbd5e1;
            text-decoration: none;
        }
        .site-footer a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 12px 0;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 6px;
        }
        .footer-logo-text {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.2);
            padding-top: 20px;
            font-size: 0.85rem;
            text-align: center;
            line-height: 2;
        }
        .footer-bottom p {
            margin: 0;
        }

        /* Hero compact for category */
        .hero-compact {
            background: linear-gradient(135deg, #1a2d5a 0%, #1E3A8A 40%, #1a3357 100%);
            color: #fff;
            padding: 48px 0;
            position: relative;
            overflow: hidden;
        }
        .hero-compact::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.18;
            z-index: 0;
        }
        .hero-compact-inner {
            position: relative;
            z-index: 1;
        }

        /* Stats highlight */
        .stat-card {
            text-align: center;
            padding: 20px;
            background: var(--color-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
        }
        .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1.2;
        }
        .stat-label {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin-top: 4px;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .mega-panel {
                width: 480px;
                right: -60px;
            }
            .container-custom {
                padding: 0 20px;
            }
            .section {
                padding: 48px 0;
            }
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--color-white);
                border-bottom: 2px solid var(--color-border);
                box-shadow: var(--shadow-mega);
                padding: 12px 0;
                z-index: 99;
                gap: 0;
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links>li {
                width: 100%;
            }
            .nav-links a.nav-link {
                padding: 12px 20px;
                border-radius: 0;
                width: 100%;
            }
            .mega-panel {
                position: static;
                width: 100%;
                box-shadow: none;
                border: none;
                margin-top: 0;
                padding: 12px 20px;
                border-radius: 0;
                background: #f8fafc;
            }
            .mega-group:hover .mega-panel {
                display: block;
            }
            .mega-panel-inner {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .container-custom {
                padding: 0 16px;
            }
            .section {
                padding: 36px 0;
            }
            .hero-compact {
                padding: 32px 0;
            }
            .content-list-item {
                flex-wrap: wrap;
                gap: 8px;
            }
            .content-list-more {
                padding-top: 0;
            }
        }

        @media (max-width: 520px) {
            .nav-container {
                padding: 0 12px;
            }
            .nav-logo {
                font-size: 1.15rem;
                gap: 6px;
            }
            .nav-logo-icon {
                width: 28px;
                height: 28px;
                font-size: 0.9rem;
            }
            .hero-compact h1 {
                font-size: 1.5rem;
            }
            .stat-number {
                font-size: 1.6rem;
            }
            .btn {
                padding: 8px 16px;
                font-size: 0.85rem;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #1E3A8A;
            --color-primary-hover: #152c6b;
            --color-accent: #3B82F6;
            --color-accent-light: #dbeafe;
            --color-amber: #F59E0B;
            --color-bg: #F8FAFC;
            --color-bg-alt: #EEF2F6;
            --color-white: #FFFFFF;
            --color-text: #1F2937;
            --color-text-muted: #6B7280;
            --color-border: #E5E7EB;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 10px 25px rgba(0, 0, 0, 0.1);
            --shadow-nav: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-mega: 0 12px 32px rgba(0, 0, 0, 0.12);
            --transition-base: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
            font-size: 1rem;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a:hover {
            color: var(--color-accent);
            text-decoration: underline;
        }

        a:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: 2px;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

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

        input {
            font-family: inherit;
        }

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

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

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

        /* Header / Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-nav);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
            text-decoration: none;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--color-primary-hover);
            text-decoration: none;
        }

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            background: var(--color-primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links>li {
            position: relative;
        }

        .nav-links a.nav-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            white-space: nowrap;
            text-decoration: none;
        }

        .nav-links a.nav-link:hover {
            background: #f1f5f9;
            color: var(--color-primary);
            text-decoration: none;
        }

        .nav-links a.nav-link.active {
            background: #eff6ff;
            color: var(--color-primary);
            font-weight: 600;
        }

        .nav-links a.nav-link-cta {
            background: var(--color-primary);
            color: #fff !important;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            margin-left: 6px;
        }

        .nav-links a.nav-link-cta:hover {
            background: var(--color-primary-hover);
            text-decoration: none;
        }

        /* Mega Menu */
        .mega-trigger {
            cursor: pointer;
        }

        .mega-panel {
            display: none;
            position: absolute;
            top: 100%;
            right: 0;
            width: 620px;
            background: var(--color-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-mega);
            padding: 28px 32px;
            z-index: 200;
            margin-top: 8px;
            border: 1px solid var(--color-border);
        }

        .mega-group {
            display: block;
        }

        .mega-group:hover .mega-panel {
            display: block;
        }

        .mega-panel-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .mega-col h4 {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--color-text-muted);
            letter-spacing: 0.04em;
            margin: 0 0 12px 0;
            text-transform: uppercase;
        }

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

        .mega-col ul li {
            margin-bottom: 6px;
        }

        .mega-col ul li a {
            display: block;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            color: var(--color-text);
            transition: all var(--transition-base);
            text-decoration: none;
        }

        .mega-col ul li a:hover {
            background: #f1f5f9;
            color: var(--color-primary);
            text-decoration: none;
        }

        .mega-highlight {
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            background: #f8fafc;
            cursor: pointer;
            transition: background var(--transition-base);
        }

        .mega-highlight:hover {
            background: #eef2f6;
        }

        .mh-title {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.4;
        }

        .mh-date {
            font-size: 0.75rem;
            color: var(--color-text-muted);
            margin-top: 2px;
        }

        /* Mobile nav toggle */
        #mobile-nav-toggle {
            display: none;
        }

        .mobile-nav-btn {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            z-index: 150;
        }

        .mobile-nav-btn span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--color-text);
            border-radius: 2px;
            transition: var(--transition-base);
        }

        @media (max-width: 768px) {
            .mobile-nav-btn {
                display: flex;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--color-white);
                flex-direction: column;
                padding: 16px 20px;
                border-bottom: 1px solid var(--color-border);
                box-shadow: var(--shadow-nav);
                gap: 2px;
                z-index: 99;
            }
            #mobile-nav-toggle:checked~.nav-links {
                display: flex;
            }
            .nav-links>li {
                width: 100%;
            }
            .nav-links a.nav-link {
                width: 100%;
                padding: 12px 16px;
                font-size: 1rem;
            }
            .mega-panel {
                position: static;
                width: 100%;
                box-shadow: none;
                border: none;
                margin-top: 0;
                padding: 12px 16px;
                background: #f8fafc;
                border-radius: var(--radius-md);
            }
            .mega-group:hover .mega-panel {
                display: none;
            }
            .mega-group:focus-within .mega-panel,
            .mega-group .mega-trigger:focus+.mega-panel {
                display: block;
            }
            .mega-panel-inner {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .nav-links a.nav-link-cta {
                margin-left: 0;
                text-align: center;
                justify-content: center;
            }
        }

        /* Category Page Hero - Compact */
        .cat-hero {
            background: linear-gradient(135deg, #f0f4f8 0%, #e8edf3 100%);
            padding: 40px 0 36px;
            border-bottom: 1px solid var(--color-border);
        }

        .cat-hero-inner {
            display: flex;
            align-items: center;
            gap: 28px;
            flex-wrap: wrap;
        }

        .cat-hero-avatar {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            background: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 2rem;
            font-weight: 700;
            flex-shrink: 0;
            box-shadow: 0 4px 16px rgba(30, 58, 138, 0.25);
        }

        .cat-hero-info {
            flex: 1;
            min-width: 200px;
        }

        .cat-hero-info h1 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 6px 0;
            line-height: 1.25;
        }

        .cat-hero-info p {
            font-size: 1rem;
            color: var(--color-text-muted);
            margin: 0;
            line-height: 1.6;
            max-width: 600px;
        }

        .cat-hero-badges {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-top: 10px;
        }

        .cat-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: 20px;
            padding: 6px 14px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--color-text);
            box-shadow: var(--shadow-card);
        }

        .cat-badge strong {
            color: var(--color-primary);
            font-weight: 700;
        }

        .cat-hero-action {
            flex-shrink: 0;
        }

        .btn-follow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--color-primary);
            color: #fff;
            padding: 10px 22px;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            transition: all var(--transition-base);
            text-decoration: none;
            white-space: nowrap;
        }

        .btn-follow:hover {
            background: var(--color-primary-hover);
            color: #fff;
            text-decoration: none;
            box-shadow: 0 4px 14px rgba(30, 58, 138, 0.3);
        }

        @media (max-width: 768px) {
            .cat-hero {
                padding: 24px 0 20px;
            }
            .cat-hero-inner {
                flex-direction: column;
                text-align: center;
                gap: 16px;
            }
            .cat-hero-avatar {
                width: 56px;
                height: 56px;
                font-size: 1.5rem;
            }
            .cat-hero-info h1 {
                font-size: 1.5rem;
            }
            .cat-hero-badges {
                justify-content: center;
            }
            .cat-hero-action {
                margin-top: 4px;
            }
        }

        /* Section titles */
        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 8px 0;
            line-height: 1.3;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-muted);
            margin: 0 0 28px 0;
            line-height: 1.6;
        }

        /* Cards */
        .card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition-smooth);
            border: 1px solid var(--color-border);
        }

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

        .card-img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            display: block;
        }

        .card-body {
            padding: 20px;
        }

        .card-tag {
            display: inline-block;
            background: var(--color-accent-light);
            color: var(--color-primary);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 12px;
            margin-bottom: 8px;
        }

        .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 6px 0;
            line-height: 1.4;
        }

        .card-desc {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            margin: 0;
            line-height: 1.55;
        }

        .card-meta {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin-top: 10px;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        /* Content list */
        .content-list-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--color-border);
            transition: background var(--transition-base);
        }

        .content-list-item:hover {
            background: #fafbfc;
        }

        .content-list-date {
            flex-shrink: 0;
            width: 90px;
            font-size: 0.8rem;
            color: var(--color-text-muted);
            font-weight: 500;
            padding-top: 2px;
        }

        .content-list-body {
            flex: 1;
            min-width: 0;
        }

        .content-list-title {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text);
            margin: 0 0 4px 0;
            line-height: 1.4;
        }

        .content-list-title a {
            color: var(--color-text);
            text-decoration: none;
        }

        .content-list-title a:hover {
            color: var(--color-primary);
            text-decoration: underline;
        }

        .content-list-summary {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin: 0;
            line-height: 1.5;
        }

        .content-list-action {
            flex-shrink: 0;
            align-self: center;
        }

        .btn-read-more {
            display: inline-block;
            color: var(--color-primary);
            font-size: 0.85rem;
            font-weight: 500;
            padding: 6px 14px;
            border: 1px solid var(--color-primary);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            text-decoration: none;
            white-space: nowrap;
        }

        .btn-read-more:hover {
            background: var(--color-primary);
            color: #fff;
            text-decoration: none;
        }

        /* Sidebar */
        .sidebar {
            background: var(--color-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            padding: 24px;
            border: 1px solid var(--color-border);
            position: sticky;
            top: 84px;
        }

        .sidebar h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 14px 0;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--color-primary);
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-cloud a {
            display: inline-block;
            background: #f1f5f9;
            color: var(--color-text);
            padding: 5px 12px;
            border-radius: 16px;
            font-size: 0.82rem;
            text-decoration: none;
            transition: all var(--transition-base);
            border: 1px solid transparent;
        }

        .tag-cloud a:hover {
            background: var(--color-accent-light);
            color: var(--color-primary);
            border-color: var(--color-accent);
            text-decoration: none;
        }

        .sidebar-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .sidebar-links li {
            margin-bottom: 8px;
        }

        .sidebar-links li a {
            display: block;
            padding: 8px 12px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            color: var(--color-text);
            transition: all var(--transition-base);
            text-decoration: none;
            border: 1px solid transparent;
        }

        .sidebar-links li a:hover {
            background: #f8fafc;
            color: var(--color-primary);
            border-color: var(--color-border);
            text-decoration: none;
        }

        /* FAQ */
        .faq-item {
            border-bottom: 1px solid var(--color-border);
            padding: 4px 0;
        }
        .faq-item summary {
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--color-text);
            padding: 14px 0;
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            transition: color var(--transition-base);
        }
        .faq-item summary:hover {
            color: var(--color-primary);
        }
        .faq-item summary::after {
            content: '+';
            font-size: 1.3rem;
            font-weight: 400;
            color: var(--color-text-muted);
            transition: transform var(--transition-base);
            flex-shrink: 0;
            margin-left: 12px;
        }
        .faq-item[open] summary::after {
            content: '−';
            transform: rotate(0deg);
        }
        .faq-item[open] summary {
            color: var(--color-primary);
        }
        .faq-answer {
            padding: 0 0 16px 0;
            color: var(--color-text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* CTA section */
        .cta-section {
            background: var(--color-primary);
            color: #fff;
            padding: 60px 0;
            text-align: center;
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 700;
            margin: 0 0 12px 0;
            color: #fff;
        }
        .cta-section p {
            font-size: 1.05rem;
            margin: 0 0 24px 0;
            opacity: 0.9;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-cta-white {
            display: inline-block;
            background: #fff;
            color: var(--color-primary);
            padding: 12px 32px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 1rem;
            text-decoration: none;
            transition: all var(--transition-base);
        }
        .btn-cta-white:hover {
            background: #e8edf5;
            color: var(--color-primary-hover);
            text-decoration: none;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.18);
        }
        .btn-cta-outline {
            display: inline-block;
            background: transparent;
            color: #fff;
            padding: 12px 32px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1rem;
            text-decoration: none;
            border: 2px solid rgba(255, 255, 255, 0.7);
            transition: all var(--transition-base);
            margin-left: 12px;
        }
        .btn-cta-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            text-decoration: none;
            color: #fff;
        }

        /* Footer */
        .site-footer {
            background: var(--color-primary);
            color: #fff;
            padding: 48px 0 24px;
            font-size: 0.9rem;
        }
        .site-footer a {
            color: rgba(255, 255, 255, 0.85);
            text-decoration: none;
        }
        .site-footer a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin: 0 0 12px 0;
            color: #fff;
            letter-spacing: 0.03em;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 6px;
        }
        .footer-logo-text {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.2);
            padding-top: 20px;
            text-align: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.8;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.8);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .btn-cta-outline {
                margin-left: 0;
                margin-top: 10px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .content-list-item {
                flex-wrap: wrap;
            }
            .content-list-date {
                width: 100%;
                margin-bottom: 4px;
            }
            .content-list-action {
                margin-top: 8px;
                width: 100%;
                text-align: right;
            }
        }

        /* Section spacing */
        .section-spacing {
            padding: 56px 0;
        }
        @media (max-width: 768px) {
            .section-spacing {
                padding: 36px 0;
            }
        }

        /* Load more */
        .load-more-wrap {
            text-align: center;
            padding: 20px 0;
        }
        .btn-load-more {
            display: inline-block;
            padding: 10px 36px;
            background: var(--color-white);
            color: var(--color-primary);
            border: 2px solid var(--color-primary);
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: all var(--transition-base);
            text-decoration: none;
        }
        .btn-load-more:hover {
            background: var(--color-primary);
            color: #fff;
            text-decoration: none;
        }

        /* Two column layout */
        .two-col-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 32px;
            align-items: start;
        }
        @media (max-width: 900px) {
            .two-col-layout {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                top: auto;
            }
        }

        /* Highlight card */
        .highlight-card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }
        .highlight-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .highlight-card img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
        }
        .highlight-card-body {
            padding: 18px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .highlight-card-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin: 0 0 6px 0;
            line-height: 1.4;
            color: var(--color-text);
        }
        .highlight-card-body p {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin: 0 0 12px 0;
            flex: 1;
            line-height: 1.5;
        }
        .highlight-card-body .card-meta-sm {
            font-size: 0.78rem;
            color: var(--color-text-muted);
        }

        /* Deep content block */
        .deep-content-block {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 32px 36px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
            line-height: 1.8;
        }
        .deep-content-block h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin: 0 0 14px 0;
            color: var(--color-text);
        }
        .deep-content-block p {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            margin: 0 0 14px 0;
            line-height: 1.75;
        }
        .deep-content-block p:last-child {
            margin-bottom: 0;
        }

/* roulang page: category4 */
:root {
            --color-primary: #1E3A8A;
            --color-primary-hover: #152c6b;
            --color-accent: #3B82F6;
            --color-accent-light: #dbeafe;
            --color-amber: #F59E0B;
            --color-bg: #F8FAFC;
            --color-bg-alt: #EEF2F6;
            --color-white: #FFFFFF;
            --color-text: #1F2937;
            --color-text-muted: #6B7280;
            --color-border: #E5E7EB;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 10px 25px rgba(0, 0, 0, 0.1);
            --shadow-nav: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-mega: 0 12px 32px rgba(0, 0, 0, 0.12);
            --transition-base: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            padding: 0;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
            font-size: 1rem;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-base);
        }
        a:hover {
            color: var(--color-accent);
            text-decoration: underline;
        }
        a:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: 2px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        button:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        input {
            font-family: inherit;
        }
        input:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

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

        /* Header / Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-nav);
        }
        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
            text-decoration: none;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--color-primary-hover);
            text-decoration: none;
        }
        .nav-logo-icon {
            width: 36px;
            height: 36px;
            background: var(--color-primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links>li {
            position: relative;
        }
        .nav-links a.nav-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            white-space: nowrap;
            text-decoration: none;
        }
        .nav-links a.nav-link:hover {
            background: #f1f5f9;
            color: var(--color-primary);
            text-decoration: none;
        }
        .nav-links a.nav-link.active {
            background: #eff6ff;
            color: var(--color-primary);
            font-weight: 600;
        }
        .nav-links a.nav-link-cta {
            background: var(--color-primary);
            color: #fff !important;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            margin-left: 6px;
        }
        .nav-links a.nav-link-cta:hover {
            background: var(--color-primary-hover);
            text-decoration: none;
        }

        /* Mega Menu */
        .mega-trigger {
            cursor: pointer;
        }
        .mega-panel {
            display: none;
            position: absolute;
            top: 100%;
            right: 0;
            width: 620px;
            background: var(--color-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-mega);
            padding: 28px 32px;
            z-index: 200;
            margin-top: 8px;
            border: 1px solid var(--color-border);
        }
        .mega-group {
            display: block;
        }
        .mega-group:hover .mega-panel {
            display: block;
        }
        .mega-panel-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .mega-col h4 {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--color-text-muted);
            letter-spacing: 0.04em;
            margin: 0 0 10px 0;
            text-transform: uppercase;
        }
        .mega-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .mega-col ul li {
            margin-bottom: 6px;
        }
        .mega-col ul li a {
            display: block;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            color: var(--color-text);
            transition: all var(--transition-base);
            text-decoration: none;
        }
        .mega-col ul li a:hover {
            background: #f1f5f9;
            color: var(--color-primary);
            text-decoration: none;
        }
        .mega-highlight {
            padding: 10px 12px;
            border-radius: var(--radius-sm);
            background: #f8fafc;
            border: 1px solid var(--color-border);
        }
        .mh-title {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.4;
        }
        .mh-date {
            font-size: 0.78rem;
            color: var(--color-text-muted);
            margin-top: 2px;
        }
        .mega-active-link {
            font-weight: 700 !important;
            color: var(--color-primary) !important;
            background: #eff6ff !important;
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-text-muted);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            color: var(--color-primary);
            text-decoration: underline;
        }
        .breadcrumb .breadcrumb-sep {
            color: #cbd5e1;
        }
        .breadcrumb .breadcrumb-current {
            color: var(--color-primary);
            font-weight: 600;
        }

        /* Section通用 */
        .section {
            padding: 80px 0;
        }
        .section-alt {
            background: var(--color-bg-alt);
        }
        .section-white {
            background: var(--color-white);
        }
        .section-primary {
            background: var(--color-primary);
            color: #fff;
        }

        .section-title {
            font-size: 1.875rem;
            line-height: 2.25rem;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 12px 0;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--color-text-muted);
            margin: 0 0 40px 0;
            max-width: 700px;
        }

        /* 卡片 */
        .card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            padding: 24px;
            transition: all var(--transition-smooth);
            border: 1px solid transparent;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: #e2e8f0;
        }

        /* 按钮 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            font-size: 0.95rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            text-decoration: none;
            border: none;
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--color-primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--color-primary-hover);
            text-decoration: none;
            color: #fff;
            box-shadow: 0 4px 14px rgba(30, 58, 138, 0.3);
        }
        .btn-outline {
            background: transparent;
            color: var(--color-primary);
            border: 2px solid var(--color-primary);
        }
        .btn-outline:hover {
            background: var(--color-accent-light);
            text-decoration: none;
            color: var(--color-primary);
        }
        .btn-amber {
            background: var(--color-amber);
            color: #1a1a1a;
        }
        .btn-amber:hover {
            background: #d97706;
            text-decoration: none;
            color: #1a1a1a;
        }
        .btn-white {
            background: #fff;
            color: var(--color-primary);
        }
        .btn-white:hover {
            background: #f1f5f9;
            text-decoration: none;
            color: var(--color-primary);
        }

        /* 标签 */
        .tag {
            display: inline-block;
            padding: 4px 12px;
            font-size: 0.8rem;
            font-weight: 500;
            border-radius: 20px;
            background: var(--color-accent-light);
            color: var(--color-primary);
            white-space: nowrap;
        }
        .tag-amber {
            background: #fef3c7;
            color: #92400e;
        }
        .tag-green {
            background: #d1fae5;
            color: #065f46;
        }

        /* 统计数字 */
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1.2;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            margin-top: 4px;
        }

        /* 列表项 */
        .data-list-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 16px 20px;
            border-bottom: 1px solid var(--color-border);
            transition: background var(--transition-base);
        }
        .data-list-item:hover {
            background: #f8fafc;
        }
        .data-list-item:last-child {
            border-bottom: none;
        }
        .data-list-date {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            white-space: nowrap;
            flex-shrink: 0;
            min-width: 85px;
        }
        .data-list-content {
            flex: 1;
            min-width: 0;
        }
        .data-list-title {
            font-weight: 600;
            color: var(--color-text);
            font-size: 0.95rem;
            margin: 0 0 4px 0;
            line-height: 1.4;
        }
        .data-list-summary {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin: 0;
            line-height: 1.5;
        }
        .data-list-link {
            flex-shrink: 0;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--color-primary);
            white-space: nowrap;
            align-self: center;
        }
        .data-list-link:hover {
            color: var(--color-accent);
        }

        /* 侧边栏标签云 */
        .sidebar-tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .sidebar-tag-cloud a {
            display: inline-block;
            padding: 6px 14px;
            font-size: 0.82rem;
            border-radius: 20px;
            background: #f1f5f9;
            color: var(--color-text);
            transition: all var(--transition-base);
            text-decoration: none;
            border: 1px solid transparent;
        }
        .sidebar-tag-cloud a:hover {
            background: var(--color-accent-light);
            color: var(--color-primary);
            border-color: var(--color-accent);
            text-decoration: none;
        }

        /* FAQ */
        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--color-white);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 24px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text);
            background: #fff;
            border: none;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: background var(--transition-base);
        }
        .faq-question:hover {
            background: #f8fafc;
        }
        .faq-answer {
            padding: 0 24px 18px;
            font-size: 0.95rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        .faq-item.open .faq-question {
            color: var(--color-primary);
        }
        .faq-icon {
            font-size: 1.2rem;
            transition: transform var(--transition-base);
            flex-shrink: 0;
            color: var(--color-text-muted);
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            color: var(--color-primary);
        }

        /* Footer */
        .site-footer {
            background: #1E3A8A;
            color: #e2e8f0;
            padding: 60px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.15);
        }
        .footer-logo-text {
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 14px 0;
            letter-spacing: 0.03em;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: #cbd5e1;
            font-size: 0.9rem;
            text-decoration: none;
            transition: color var(--transition-base);
        }
        .footer-col ul li a:hover {
            color: #fff;
            text-decoration: none;
        }
        .footer-bottom {
            padding: 20px 0;
            text-align: center;
            font-size: 0.82rem;
            color: #94a3b8;
        }
        .footer-bottom a {
            color: #cbd5e1;
            text-decoration: none;
        }
        .footer-bottom a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .footer-bottom p {
            margin: 6px 0;
        }

        /* 双栏图文 */
        .two-col {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .two-col-reverse {
            direction: rtl;
        }
        .two-col-reverse>* {
            direction: ltr;
        }
        .two-col-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .two-col-image img {
            width: 100%;
            height: auto;
        }

        /* 非对称网格 */
        .asymmetric-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 32px;
        }
        .asymmetric-grid-3 {
            display: grid;
            grid-template-columns: 1fr 1fr 1.5fr;
            gap: 24px;
        }

        /* 流程步骤 */
        .step-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
        }
        .step-item {
            text-align: center;
            position: relative;
        }
        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: 16px;
        }
        .step-title {
            font-weight: 700;
            font-size: 1rem;
            margin: 0 0 8px 0;
            color: var(--color-text);
        }
        .step-desc {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            line-height: 1.6;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .container-custom {
                padding: 0 20px;
            }
            .section {
                padding: 60px 0;
            }
            .section-title {
                font-size: 1.6rem;
                line-height: 2rem;
            }
            .two-col {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .asymmetric-grid {
                grid-template-columns: 1fr;
            }
            .asymmetric-grid-3 {
                grid-template-columns: 1fr 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .step-row {
                grid-template-columns: 1fr 1fr;
            }
            .mega-panel {
                width: 480px;
                right: -60px;
            }
            .mega-panel-inner {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 768px) {
            .nav-container {
                flex-wrap: wrap;
                height: auto;
                padding: 12px 16px;
            }
            .nav-links {
                flex-wrap: wrap;
                gap: 2px;
                width: 100%;
                margin-top: 8px;
            }
            .nav-links a.nav-link {
                padding: 6px 10px;
                font-size: 0.82rem;
            }
            .mega-panel {
                width: 100%;
                right: 0;
                position: relative;
                box-shadow: none;
                border: none;
                padding: 16px;
                margin-top: 4px;
                border-radius: 0;
            }
            .mega-group {
                position: static;
            }
            .mega-group:hover .mega-panel {
                display: block;
            }
            .container-custom {
                padding: 0 16px;
            }
            .section {
                padding: 48px 0;
            }
            .section-title {
                font-size: 1.4rem;
                line-height: 1.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .asymmetric-grid-3 {
                grid-template-columns: 1fr;
            }
            .step-row {
                grid-template-columns: 1fr;
            }
            .data-list-item {
                flex-wrap: wrap;
                gap: 8px;
            }
            .data-list-date {
                min-width: auto;
            }
            .data-list-link {
                width: 100%;
                text-align: right;
            }
            .stat-number {
                font-size: 2rem;
            }
        }
        @media (max-width: 520px) {
            .btn {
                padding: 10px 20px;
                font-size: 0.88rem;
            }
            .two-col {
                gap: 20px;
            }
            .section-title {
                font-size: 1.25rem;
            }
            .card {
                padding: 16px;
            }
        }

/* roulang page: category5 */
:root {
            --color-primary: #1E3A8A;
            --color-primary-hover: #152c6b;
            --color-accent: #3B82F6;
            --color-accent-light: #dbeafe;
            --color-amber: #F59E0B;
            --color-bg: #F8FAFC;
            --color-bg-alt: #EEF2F6;
            --color-white: #FFFFFF;
            --color-text: #1F2937;
            --color-text-muted: #6B7280;
            --color-border: #E5E7EB;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 10px 25px rgba(0, 0, 0, 0.1);
            --shadow-nav: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-mega: 0 12px 32px rgba(0, 0, 0, 0.12);
            --transition-base: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
            font-size: 1rem;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a:hover {
            color: var(--color-accent);
            text-decoration: underline;
        }

        a:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: 2px;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

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

        input {
            font-family: inherit;
        }

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

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

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

        /* Header / Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-nav);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
            text-decoration: none;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--color-primary-hover);
            text-decoration: none;
        }

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            background: var(--color-primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links>li {
            position: relative;
        }

        .nav-links a.nav-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            white-space: nowrap;
            text-decoration: none;
        }

        .nav-links a.nav-link:hover {
            background: #f1f5f9;
            color: var(--color-primary);
            text-decoration: none;
        }

        .nav-links a.nav-link.active {
            background: #eff6ff;
            color: var(--color-primary);
            font-weight: 600;
        }

        .nav-links a.nav-link-cta {
            background: var(--color-primary);
            color: #fff !important;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            margin-left: 6px;
        }

        .nav-links a.nav-link-cta:hover {
            background: var(--color-primary-hover);
            text-decoration: none;
        }

        /* Mega Menu */
        .mega-trigger {
            cursor: pointer;
        }

        .mega-panel {
            display: none;
            position: absolute;
            top: 100%;
            right: 0;
            width: 620px;
            background: var(--color-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-mega);
            padding: 28px 32px;
            z-index: 200;
            margin-top: 8px;
            border: 1px solid var(--color-border);
        }

        .mega-group:hover .mega-panel {
            display: block;
        }

        .mega-panel-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .mega-col h4 {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--color-text-muted);
            letter-spacing: 0.04em;
            margin: 0 0 10px 0;
            text-transform: uppercase;
        }

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

        .mega-col ul li {
            margin-bottom: 6px;
        }

        .mega-col ul li a {
            font-size: 0.9rem;
            color: var(--color-text);
            padding: 6px 8px;
            display: block;
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            text-decoration: none;
        }

        .mega-col ul li a:hover {
            background: #f1f5f9;
            color: var(--color-primary);
            text-decoration: none;
        }

        .mega-highlight {
            padding: 8px 10px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-base);
            cursor: pointer;
        }

        .mega-highlight:hover {
            background: #f8fafc;
        }

        .mh-title {
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--color-text);
            line-height: 1.4;
        }

        .mh-date {
            font-size: 0.75rem;
            color: var(--color-text-muted);
            margin-top: 2px;
        }

        /* Mobile menu toggle */
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-text);
            cursor: pointer;
            padding: 8px;
            line-height: 1;
        }

        @media (max-width: 1024px) {
            .mobile-menu-toggle {
                display: block;
            }

            .nav-links {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--color-white);
                flex-direction: column;
                padding: 16px;
                border-bottom: 1px solid var(--color-border);
                box-shadow: var(--shadow-nav);
                z-index: 150;
            }

            .nav-links.nav-open {
                display: flex;
            }

            .nav-links>li {
                width: 100%;
            }

            .nav-links a.nav-link {
                width: 100%;
                padding: 12px 16px;
            }

            .mega-panel {
                position: static;
                width: 100%;
                box-shadow: none;
                border: none;
                margin-top: 0;
                padding: 12px 16px;
                background: #f8fafc;
                border-radius: 0;
            }

            .mega-panel-inner {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .mega-group:hover .mega-panel {
                display: none;
            }

            .mega-group.mega-open .mega-panel {
                display: block;
            }
        }

        /* Category Hero */
        .category-hero {
            background: linear-gradient(135deg, #1a2f5a 0%, #1E3A8A 40%, #1a3a6e 100%);
            color: #fff;
            padding: 60px 0 56px;
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.12;
            z-index: 0;
        }

        .category-hero-inner {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
        }

        .category-hero-text {
            flex: 1;
            min-width: 280px;
        }

        .category-hero-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 16px;
            letter-spacing: 0.03em;
            backdrop-filter: blur(4px);
        }

        .category-hero h1 {
            font-size: 2.5rem;
            line-height: 1.2;
            font-weight: 700;
            margin: 0 0 16px;
            letter-spacing: -0.5px;
        }

        .category-hero-desc {
            font-size: 1.1rem;
            line-height: 1.7;
            opacity: 0.9;
            max-width: 600px;
            margin: 0 0 20px;
        }

        .category-hero-stats {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }

        .category-hero-stat {
            text-align: center;
        }

        .category-hero-stat-number {
            font-size: 2rem;
            font-weight: 700;
            color: #F59E0B;
            line-height: 1;
        }

        .category-hero-stat-label {
            font-size: 0.85rem;
            opacity: 0.8;
            margin-top: 4px;
        }

        .category-hero-image {
            flex: 0 0 320px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
        }

        .category-hero-image img {
            width: 100%;
            height: auto;
            aspect-ratio: 4/3;
            object-fit: cover;
        }

        @media (max-width: 768px) {
            .category-hero {
                padding: 40px 0 36px;
            }

            .category-hero h1 {
                font-size: 1.75rem;
            }

            .category-hero-desc {
                font-size: 1rem;
            }

            .category-hero-image {
                flex: 0 0 100%;
                max-width: 100%;
            }

            .category-hero-stats {
                gap: 20px;
            }

            .category-hero-stat-number {
                font-size: 1.5rem;
            }
        }

        /* Section Titles */
        .section-title {
            font-size: 1.875rem;
            line-height: 1.3;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 8px;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-muted);
            margin: 0 0 32px;
            max-width: 600px;
        }

        /* Featured Posts Grid */
        .featured-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 24px;
            margin-bottom: 40px;
        }

        .featured-main {
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--color-white);
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-smooth), transform var(--transition-smooth);
        }

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

        .featured-main-image {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            display: block;
        }

        .featured-main-body {
            padding: 20px 24px 24px;
        }

        .featured-main-tag {
            display: inline-block;
            background: #fef3c7;
            color: #92400e;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 12px;
            margin-bottom: 8px;
        }

        .featured-main-title {
            font-size: 1.35rem;
            font-weight: 700;
            line-height: 1.4;
            margin: 0 0 8px;
            color: var(--color-text);
        }

        .featured-main-excerpt {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin: 0 0 12px;
        }

        .featured-main-meta {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            display: flex;
            gap: 16px;
            align-items: center;
        }

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

        .featured-side-card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            padding: 16px 18px;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-smooth), transform var(--transition-smooth);
            cursor: pointer;
            border-left: 3px solid transparent;
        }

        .featured-side-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-1px);
            border-left-color: var(--color-accent);
        }

        .featured-side-card-title {
            font-size: 0.95rem;
            font-weight: 600;
            line-height: 1.4;
            margin: 0 0 4px;
            color: var(--color-text);
        }

        .featured-side-card-meta {
            font-size: 0.75rem;
            color: var(--color-text-muted);
        }

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

        /* Content List Section */
        .content-list-section {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            overflow: hidden;
        }

        .content-list-header {
            padding: 20px 24px;
            border-bottom: 1px solid var(--color-border);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }

        .content-list-header h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin: 0;
            color: var(--color-text);
        }

        .content-list-tabs {
            display: flex;
            gap: 4px;
            background: #f1f5f9;
            border-radius: 20px;
            padding: 3px;
        }

        .content-list-tab {
            padding: 7px 16px;
            border-radius: 18px;
            font-size: 0.85rem;
            font-weight: 500;
            cursor: pointer;
            border: none;
            background: transparent;
            color: var(--color-text-muted);
            transition: all var(--transition-base);
            white-space: nowrap;
        }

        .content-list-tab.active {
            background: var(--color-primary);
            color: #fff;
        }

        .content-list-tab:hover:not(.active) {
            background: #e2e8f0;
            color: var(--color-text);
        }

        .content-list-body {
            padding: 0;
        }

        .content-list-item {
            display: flex;
            gap: 16px;
            padding: 16px 24px;
            border-bottom: 1px solid #f3f4f6;
            transition: background var(--transition-base);
            align-items: flex-start;
            cursor: pointer;
        }

        .content-list-item:hover {
            background: #fafbfc;
        }

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

        .content-list-item-rank {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: #f1f5f9;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
            color: var(--color-text-muted);
            line-height: 1;
        }

        .content-list-item:nth-child(1) .content-list-item-rank {
            background: #fef3c7;
            color: #92400e;
        }

        .content-list-item:nth-child(2) .content-list-item-rank {
            background: #e5e7eb;
            color: #4b5563;
        }

        .content-list-item:nth-child(3) .content-list-item-rank {
            background: #fde8d0;
            color: #9a3412;
        }

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

        .content-list-item-title {
            font-size: 1rem;
            font-weight: 600;
            line-height: 1.4;
            margin: 0 0 4px;
            color: var(--color-text);
        }

        .content-list-item-excerpt {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            line-height: 1.5;
            margin: 0 0 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .content-list-item-meta {
            font-size: 0.78rem;
            color: var(--color-text-muted);
            display: flex;
            gap: 14px;
            align-items: center;
            flex-wrap: wrap;
        }

        .content-list-item-meta span {
            display: inline-flex;
            align-items: center;
            gap: 3px;
        }

        .content-list-item-image {
            flex-shrink: 0;
            width: 80px;
            height: 60px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            object-fit: cover;
        }

        @media (max-width: 640px) {
            .content-list-item {
                flex-wrap: wrap;
                padding: 12px 16px;
            }

            .content-list-item-image {
                width: 60px;
                height: 45px;
            }

            .content-list-item-rank {
                width: 26px;
                height: 26px;
                font-size: 0.75rem;
            }
        }

        /* Load More */
        .load-more-wrap {
            text-align: center;
            padding: 20px;
        }

        .btn-load-more {
            display: inline-block;
            padding: 10px 32px;
            border: 2px solid var(--color-border);
            border-radius: var(--radius-sm);
            background: var(--color-white);
            color: var(--color-text);
            font-weight: 500;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all var(--transition-base);
        }

        .btn-load-more:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: #f8faff;
        }

        /* Sidebar */
        .sidebar-section {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            padding: 20px 24px;
            margin-bottom: 20px;
        }

        .sidebar-section h4 {
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 14px;
            color: var(--color-text);
            padding-bottom: 10px;
            border-bottom: 2px solid #f3f4f6;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-cloud a {
            display: inline-block;
            padding: 6px 14px;
            font-size: 0.8rem;
            background: #f1f5f9;
            color: var(--color-text);
            border-radius: 16px;
            transition: all var(--transition-base);
            text-decoration: none;
            white-space: nowrap;
        }

        .tag-cloud a:hover {
            background: var(--color-primary);
            color: #fff;
            text-decoration: none;
        }

        .sidebar-link-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .sidebar-link-list li {
            margin-bottom: 8px;
        }

        .sidebar-link-list li a {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 8px 10px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            color: var(--color-text);
            transition: all var(--transition-base);
            text-decoration: none;
        }

        .sidebar-link-list li a:hover {
            background: #f1f5f9;
            color: var(--color-primary);
            text-decoration: none;
        }

        .sidebar-link-icon {
            width: 32px;
            height: 32px;
            border-radius: var(--radius-sm);
            background: #eff6ff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        /* FAQ */
        .faq-section {
            background: #f8fafc;
            border-radius: var(--radius-lg);
            padding: 40px 32px;
        }

        .faq-item {
            border-bottom: 1px solid #e5e7eb;
            padding: 16px 0;
            cursor: pointer;
        }

        .faq-item:first-child {
            padding-top: 0;
        }

        .faq-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .faq-question {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--color-text);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
        }

        .faq-answer {
            margin-top: 10px;
            font-size: 0.95rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            display: none;
            padding-left: 0;
        }

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

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

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

        /* CTA Section */
        .cta-section-cat {
            background: var(--color-primary);
            color: #fff;
            padding: 56px 0;
            text-align: center;
            border-radius: 0;
        }

        .cta-section-cat h2 {
            font-size: 2rem;
            font-weight: 700;
            margin: 0 0 12px;
            color: #fff;
        }

        .cta-section-cat p {
            font-size: 1.05rem;
            opacity: 0.9;
            margin: 0 auto 24px;
            max-width: 560px;
            line-height: 1.6;
        }

        .btn-cta-white {
            display: inline-block;
            padding: 12px 32px;
            background: #fff;
            color: var(--color-primary);
            font-weight: 700;
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            text-decoration: none;
            font-size: 1rem;
            border: none;
            cursor: pointer;
        }

        .btn-cta-white:hover {
            background: #f0f4ff;
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
            text-decoration: none;
            color: var(--color-primary-hover);
        }

        .btn-cta-outline-white {
            display: inline-block;
            padding: 11px 30px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            text-decoration: none;
            font-size: 1rem;
            border: 2px solid rgba(255, 255, 255, 0.5);
            cursor: pointer;
            margin-left: 12px;
        }

        .btn-cta-outline-white:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            text-decoration: none;
            color: #fff;
        }

        @media (max-width: 640px) {
            .cta-section-cat h2 {
                font-size: 1.5rem;
            }

            .btn-cta-outline-white {
                margin-left: 0;
                margin-top: 10px;
                display: block;
            }
        }

        /* Footer */
        .site-footer {
            background: #1E3A8A;
            color: #e5e7eb;
            padding: 48px 0 24px;
            margin-top: 0;
        }

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

        .footer-col h4 {
            color: #fff;
            font-weight: 700;
            font-size: 0.95rem;
            margin: 0 0 12px;
            letter-spacing: 0.03em;
        }

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

        .footer-col ul li {
            margin-bottom: 6px;
        }

        .footer-col ul li a {
            color: #cbd5e1;
            font-size: 0.9rem;
            transition: color var(--transition-base);
            text-decoration: none;
        }

        .footer-col ul li a:hover {
            color: #fff;
            text-decoration: underline;
        }

        .footer-logo-text {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.2);
            padding-top: 20px;
            text-align: center;
            font-size: 0.8rem;
            color: #94a3b8;
        }

        .footer-bottom a {
            color: #94a3b8;
            transition: color var(--transition-base);
        }

        .footer-bottom a:hover {
            color: #fff;
        }

        .footer-bottom p {
            margin: 4px 0;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }

            .footer-col:first-child {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Two-column layout for category page */
        .category-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 28px;
            align-items: start;
        }

        @media (max-width: 1024px) {
            .category-layout {
                grid-template-columns: 1fr;
            }
        }

        /* Section spacing */
        .section-spacing {
            padding: 60px 0;
        }

        @media (max-width: 768px) {
            .section-spacing {
                padding: 40px 0;
            }

            .section-title {
                font-size: 1.5rem;
            }
        }

/* roulang page: category6 */
:root {
            --color-primary: #1E3A8A;
            --color-primary-hover: #152c6b;
            --color-accent: #3B82F6;
            --color-accent-light: #dbeafe;
            --color-amber: #F59E0B;
            --color-bg: #F8FAFC;
            --color-bg-alt: #EEF2F6;
            --color-white: #FFFFFF;
            --color-text: #1F2937;
            --color-text-muted: #6B7280;
            --color-border: #E5E7EB;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 10px 25px rgba(0, 0, 0, 0.1);
            --shadow-nav: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-mega: 0 12px 32px rgba(0, 0, 0, 0.12);
            --transition-base: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        html {
            scroll-behavior: smooth;
        }

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

        body {
            margin: 0;
            padding: 0;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
            font-size: 1rem;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a:hover {
            color: var(--color-accent);
            text-decoration: underline;
        }

        a:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: 2px;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

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

        input {
            font-family: inherit;
        }

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

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

        /* Header / Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-nav);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
            text-decoration: none;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--color-primary-hover);
            text-decoration: none;
        }

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            background: var(--color-primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links>li {
            position: relative;
        }

        .nav-links a.nav-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            white-space: nowrap;
            text-decoration: none;
        }

        .nav-links a.nav-link:hover {
            background: #f1f5f9;
            color: var(--color-primary);
            text-decoration: none;
        }

        .nav-links a.nav-link.active {
            background: #eff6ff;
            color: var(--color-primary);
            font-weight: 600;
        }

        .nav-links a.nav-link-cta {
            background: var(--color-primary);
            color: #fff !important;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            margin-left: 6px;
        }

        .nav-links a.nav-link-cta:hover {
            background: var(--color-primary-hover);
            text-decoration: none;
        }

        /* Mega Menu */
        .mega-trigger {
            cursor: pointer;
        }

        .mega-panel {
            display: none;
            position: absolute;
            top: 100%;
            right: 0;
            width: 620px;
            background: var(--color-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-mega);
            padding: 28px 32px;
            z-index: 200;
            margin-top: 8px;
            border: 1px solid var(--color-border);
        }

        .mega-group {
            display: block;
        }

        .mega-group:hover .mega-panel {
            display: block;
        }

        .mega-panel-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .mega-col h4 {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--color-text-muted);
            letter-spacing: 0.04em;
            margin: 0 0 12px 0;
            text-transform: uppercase;
        }

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

        .mega-col ul li {
            margin-bottom: 6px;
        }

        .mega-col ul li a {
            display: block;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            color: var(--color-text);
            transition: all var(--transition-base);
            text-decoration: none;
        }

        .mega-col ul li a:hover {
            background: #f1f5f9;
            color: var(--color-primary);
            text-decoration: none;
        }

        .mega-col ul li a.mega-active {
            background: #eff6ff;
            color: var(--color-primary);
            font-weight: 600;
        }

        .mega-highlight {
            padding: 8px 10px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: background var(--transition-base);
        }

        .mega-highlight:hover {
            background: #f8fafc;
        }

        .mh-title {
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--color-text);
        }

        .mh-date {
            font-size: 0.75rem;
            color: var(--color-text-muted);
            margin-top: 2px;
        }

        /* Mobile menu toggle */
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-text);
            padding: 8px;
            cursor: pointer;
            line-height: 1;
        }

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

        /* Section spacing */
        .section-spacing {
            padding: 80px 0;
        }

        .section-spacing-sm {
            padding: 60px 0;
        }

        .section-title {
            font-size: 1.875rem;
            font-weight: 700;
            line-height: 2.25rem;
            color: var(--color-text);
            margin: 0 0 12px 0;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--color-text-muted);
            margin: 0 0 40px 0;
            max-width: 680px;
        }

        /* Cards */
        .card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            padding: 24px;
            transition: all var(--transition-smooth);
            border: 1px solid transparent;
        }

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

        .card-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 14px;
            flex-shrink: 0;
        }

        .card-icon-blue {
            background: #dbeafe;
            color: var(--color-primary);
        }

        .card-icon-amber {
            background: #fef3c7;
            color: #d97706;
        }

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

        .card-icon-red {
            background: #fee2e2;
            color: #dc2626;
        }

        .card-title {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--color-text);
            margin: 0 0 8px 0;
        }

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

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 24px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-base);
            text-decoration: none;
            border: none;
            cursor: pointer;
            white-space: nowrap;
            font-family: inherit;
        }

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

        .btn-primary:hover {
            background: var(--color-primary-hover);
            text-decoration: none;
            color: #fff;
            box-shadow: 0 4px 12px rgba(30, 58, 138, 0.3);
        }

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

        .btn-outline:hover {
            background: var(--color-accent-light);
            text-decoration: none;
            color: var(--color-primary);
        }

        .btn-amber {
            background: var(--color-amber);
            color: #1a1a1a;
        }

        .btn-amber:hover {
            background: #e09600;
            text-decoration: none;
            color: #1a1a1a;
            box-shadow: 0 4px 12px rgba(245, 158, 11, 0.35);
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 1.05rem;
            border-radius: var(--radius-md);
        }

        /* Tags */
        .tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 500;
            background: #eff6ff;
            color: var(--color-primary);
            transition: all var(--transition-base);
            text-decoration: none;
        }

        .tag:hover {
            background: #dbeafe;
            color: var(--color-primary-hover);
            text-decoration: none;
        }

        .tag-amber {
            background: #fef3c7;
            color: #b45309;
        }

        .tag-green {
            background: #d1fae5;
            color: #065f46;
        }

        .tag-red {
            background: #fee2e2;
            color: #991b1b;
        }

        /* Badge */
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            border-radius: 4px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.03em;
        }

        .badge-live {
            background: #dc2626;
            color: #fff;
            animation: pulse-badge 2s infinite;
        }

        @keyframes pulse-badge {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.7;
            }
        }

        .badge-upcoming {
            background: #fef3c7;
            color: #92400e;
        }

        /* Hero compact */
        .hero-compact {
            position: relative;
            background: linear-gradient(135deg, #1a2d5a 0%, #1E3A8A 40%, #152c6b 100%);
            padding: 64px 0 56px;
            overflow: hidden;
        }

        .hero-compact::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            z-index: 0;
        }

        .hero-compact-content {
            position: relative;
            z-index: 1;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 32px;
        }

        .hero-compact h1 {
            font-size: 2.2rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px 0;
            line-height: 1.25;
            letter-spacing: -0.3px;
        }

        .hero-compact .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            margin: 0 0 24px 0;
            max-width: 600px;
            line-height: 1.6;
        }

        .hero-quick-nav {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 8px;
        }

        .hero-quick-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            transition: all var(--transition-base);
            text-decoration: none;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .hero-quick-nav a:hover {
            background: rgba(255, 255, 255, 0.28);
            text-decoration: none;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.4);
        }

        /* Live card */
        .live-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 20px 24px;
            box-shadow: var(--shadow-card);
            display: flex;
            align-items: center;
            gap: 16px;
            transition: all var(--transition-smooth);
            border-left: 4px solid #dc2626;
            position: relative;
        }

        .live-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-1px);
        }

        .live-card-upcoming {
            border-left-color: #f59e0b;
        }

        .live-card-replay {
            border-left-color: #3B82F6;
        }

        .live-card-teams {
            flex: 1;
            min-width: 0;
        }

        .live-card-teams .match-title {
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text);
            margin: 0 0 4px 0;
        }

        .live-card-teams .match-info {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin: 0;
        }

        .live-card-score {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-text);
            white-space: nowrap;
        }

        .live-card-score.upcoming {
            color: var(--color-text-muted);
            font-size: 0.9rem;
            font-weight: 500;
        }

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

        .content-card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }

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

        .content-card-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            background: #e5e7eb;
        }

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

        .content-card-body .cc-date {
            font-size: 0.78rem;
            color: var(--color-text-muted);
            margin: 0 0 6px 0;
        }

        .content-card-body .cc-title {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-text);
            margin: 0 0 8px 0;
            line-height: 1.4;
        }

        .content-card-body .cc-desc {
            font-size: 0.82rem;
            color: var(--color-text-muted);
            line-height: 1.5;
            margin: 0 0 12px 0;
            flex: 1;
        }

        .content-card-body .cc-link {
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--color-primary);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition-base);
        }

        .content-card-body .cc-link:hover {
            color: var(--color-accent);
            text-decoration: underline;
        }

        /* Steps */
        .steps-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            counter-reset: step;
        }

        .step-item {
            text-align: center;
            position: relative;
            padding: 28px 16px 20px;
            background: var(--color-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
        }

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

        .step-number {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
        }

        .step-item h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text);
            margin: 0 0 6px 0;
        }

        .step-item p {
            font-size: 0.82rem;
            color: var(--color-text-muted);
            margin: 0;
            line-height: 1.5;
        }

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

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

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

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary:hover {
            background: #f8fafc;
        }

        .faq-item summary::after {
            content: '+';
            font-size: 1.3rem;
            font-weight: 400;
            color: var(--color-text-muted);
            transition: transform var(--transition-base);
            flex-shrink: 0;
            margin-left: 12px;
        }

        .faq-item[open] summary::after {
            content: '−';
            transform: rotate(0deg);
        }

        .faq-item .faq-answer {
            padding: 0 24px 20px;
            font-size: 0.9rem;
            color: var(--color-text-muted);
            line-height: 1.7;
        }

        /* CTA Section */
        .cta-section {
            background: var(--color-primary);
            padding: 64px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(59, 130, 246, 0.25) 0%, transparent 60%);
            z-index: 0;
        }

        .cta-section .cta-content {
            position: relative;
            z-index: 1;
            max-width: 700px;
            margin: 0 auto;
            padding: 0 32px;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px 0;
        }

        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.85);
            margin: 0 0 28px 0;
            line-height: 1.6;
        }

        .btn-white {
            background: #fff;
            color: var(--color-primary);
            font-weight: 700;
            padding: 14px 36px;
            border-radius: var(--radius-md);
            font-size: 1rem;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all var(--transition-base);
            border: none;
            cursor: pointer;
            font-family: inherit;
        }

        .btn-white:hover {
            background: #f0f4ff;
            text-decoration: none;
            color: var(--color-primary-hover);
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
            transform: translateY(-1px);
        }

        /* Footer */
        .site-footer {
            background: #1E3A8A;
            color: #fff;
            padding: 48px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 32px;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            margin: 0 0 14px 0;
            color: #fff;
            letter-spacing: 0.03em;
        }

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

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

.footer-col ul li a {
    color: rgba(255,255,255,0.8);
    font-size: 0.88rem;
    text-decoration: none;
    transition: color var(--transition-base);
}

.footer-col ul li a:hover {
    color: #fff;
    text-decoration: underline;
}

.footer-logo-text {
    font-size: 1.3rem;
    font-weight: 700;
    color: #fff;
}

.footer-bottom {
    max-width: 1200px;
    margin: 32px auto 0;
    padding: 20px 32px 0;
    border-top: 1px solid rgba(255,255,255,0.2);
    text-align: center;
    font-size: 0.82rem;
    color: rgba(255,255,255,0.7);
    line-height: 1.8;
}

.footer-bottom a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
}

.footer-bottom a:hover {
    color: #fff;
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 1024px) {
    .container-custom { padding: 0 24px; }
    .content-grid { grid-template-columns: repeat(2, 1fr); }
    .steps-row { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .hero-compact h1 { font-size: 1.8rem; }
    .section-spacing { padding: 60px 0; }
}

@media (max-width: 768px) {
    .container-custom { padding: 0 16px; }
    .nav-container { height: 56px; padding: 0 12px; }
    .nav-links { display: none; }
    .mobile-menu-toggle { display: block; }
    .nav-links.nav-open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 56px;
        left: 0;
        right: 0;
        background: #fff;
        border-bottom: 2px solid var(--color-border);
        padding: 12px 16px;
        box-shadow: var(--shadow-mega);
        z-index: 150;
        gap: 2px;
    }
    .nav-links.nav-open > li { width: 100%; }
    .nav-links.nav-open a.nav-link { padding: 10px 14px; width: 100%; border-radius: 6px; font-size: 0.9rem; }
    .mega-panel { position: static; width: 100%; box-shadow: none; border: none; padding: 0; margin-top: 0; }
    .mega-panel-inner { grid-template-columns: 1fr; gap: 12px; }
    .mega-group:hover .mega-panel { display: none; }
    .mega-group.open .mega-panel { display: block; }
    .content-grid { grid-template-columns: 1fr; }
    .steps-row { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 24px; }
    .hero-compact h1 { font-size: 1.5rem; }
    .hero-compact { padding: 40px 0 36px; }
    .section-spacing { padding: 40px 0; }
    .section-spacing-sm { padding: 32px 0; }
    .live-card { flex-direction: column; align-items: flex-start; }
    .live-card-score { font-size: 1.2rem; }
    .section-title { font-size: 1.5rem; }
    .cta-section h2 { font-size: 1.5rem; }
    .btn-lg { padding: 12px 24px; font-size: 0.95rem; }
}

@media (max-width: 520px) {
    .hero-compact h1 { font-size: 1.3rem; }
    .hero-compact .hero-subtitle { font-size: 0.9rem; }
    .hero-quick-nav a { font-size: 0.78rem; padding: 6px 12px; }
    .card { padding: 16px; }
    .footer-bottom { font-size: 0.75rem; }
}