/* roulang page: index */
:root {
            --brand-600: #1a365d;
            --brand-700: #152d4f;
            --brand-800: #0f2340;
            --gold-500: #d4a853;
            --gold-400: #e8c97a;
            --text-primary: #1a1a1a;
            --text-secondary: #4a4a4a;
            --text-muted: #7a7a7a;
            --bg-light: #f8f9fb;
            --bg-white: #ffffff;
            --border-color: #e5e7eb;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08), 0 2px 6px rgba(0, 0, 0, 0.04);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.10), 0 4px 12px rgba(0, 0, 0, 0.05);
            --shadow-xl: 0 20px 48px rgba(0, 0, 0, 0.12), 0 8px 20px rgba(0, 0, 0, 0.06);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-white);
            overflow-x: hidden;
        }

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

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

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

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

        .container-custom {
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (min-width: 1280px) {
            .container-custom {
                padding-left: 32px;
                padding-right: 32px;
            }
        }

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-normal);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 16px;
        }

        .nav-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--brand-600);
            letter-spacing: 0.02em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
            transition: color var(--transition-fast);
        }

        .nav-logo:hover {
            color: var(--brand-700);
        }

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--brand-600), var(--brand-700));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1rem;
            font-weight: 800;
            flex-shrink: 0;
        }

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

        .nav-links-desktop li {
            margin: 0;
            padding: 0;
        }

        .nav-link-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
            transition: all var(--transition-fast);
            background: transparent;
            position: relative;
        }

        .nav-link-item:hover {
            color: var(--brand-600);
            background: #f1f5f9;
        }

        .nav-link-item.active {
            color: var(--brand-600);
            background: #eef2f7;
            font-weight: 600;
        }

        .nav-link-item.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2.5px;
            background: var(--gold-500);
            border-radius: 2px;
        }

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 18px;
            border-radius: 24px;
            font-size: 0.88rem;
            font-weight: 600;
            color: #fff;
            background: linear-gradient(135deg, var(--brand-600), var(--brand-700));
            white-space: nowrap;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-sm);
            flex-shrink: 0;
        }

        .nav-cta-btn:hover {
            background: linear-gradient(135deg, var(--brand-700), var(--brand-800));
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }

        .mobile-menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: transparent;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--text-primary);
            transition: background var(--transition-fast);
            flex-shrink: 0;
        }

        .mobile-menu-toggle:hover {
            background: #f1f5f9;
        }

        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: #fff;
            z-index: 999;
            flex-direction: column;
            padding: 16px 20px 32px;
            overflow-y: auto;
            border-top: 1px solid var(--border-color);
            box-shadow: var(--shadow-lg);
        }

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

        .mobile-nav-link {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 14px 16px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-primary);
            transition: all var(--transition-fast);
        }

        .mobile-nav-link:hover,
        .mobile-nav-link.active {
            background: #f1f5f9;
            color: var(--brand-600);
            font-weight: 600;
        }

        .mobile-nav-cta {
            margin-top: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 24px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            background: linear-gradient(135deg, var(--brand-600), var(--brand-700));
            width: 100%;
            text-align: center;
            transition: all var(--transition-fast);
        }

        .mobile-nav-cta:hover {
            background: linear-gradient(135deg, var(--brand-700), var(--brand-800));
        }

        @media (max-width: 1023px) {
            .nav-links-desktop {
                display: none;
            }
            .nav-cta-btn.desktop-only {
                display: none;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .nav-container {
                height: 56px;
            }
            .mobile-nav-panel {
                top: 56px;
            }
            .nav-logo {
                font-size: 1.2rem;
            }
            .nav-logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.85rem;
            }
        }

        @media (min-width: 1024px) {
            .mobile-menu-toggle {
                display: none;
            }
            .mobile-nav-panel {
                display: none !important;
            }
            .nav-cta-btn.desktop-only {
                display: inline-flex;
            }
        }

        /* Hero Section */
        .hero-section {
            position: relative;
            min-height: 580px;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, #0f2340 0%, #1a365d 40%, #152d4f 100%);
            overflow: hidden;
        }

        .hero-bg-img {
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.3;
            z-index: 0;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 35, 64, 0.75) 0%, rgba(26, 54, 93, 0.85) 50%, rgba(21, 45, 79, 0.9) 100%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            padding: 60px 0;
            color: #fff;
            max-width: 720px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 7px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #e8c97a;
            margin-bottom: 20px;
            letter-spacing: 0.03em;
        }

        .hero-title {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.25;
            margin: 0 0 16px;
            letter-spacing: 0.02em;
        }

        .hero-title .highlight {
            color: #e8c97a;
        }

        .hero-desc {
            font-size: 1.1rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 28px;
        }

        .hero-btns {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .btn-primary-hero {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 600;
            background: #d4a853;
            color: #1a1a1a;
            transition: all var(--transition-fast);
            box-shadow: 0 4px 16px rgba(212, 168, 83, 0.35);
        }

        .btn-primary-hero:hover {
            background: #e8c97a;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(212, 168, 83, 0.45);
        }

        .btn-outline-hero {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 500;
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.4);
            transition: all var(--transition-fast);
        }

        .btn-outline-hero:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }

        @media (max-width: 768px) {
            .hero-section {
                min-height: 480px;
            }
            .hero-title {
                font-size: 2rem;
            }
            .hero-desc {
                font-size: 0.95rem;
            }
            .hero-content {
                padding: 40px 0;
            }
            .hero-btns {
                flex-direction: column;
                gap: 10px;
            }
            .btn-primary-hero,
            .btn-outline-hero {
                width: 100%;
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.6rem;
            }
            .hero-section {
                min-height: 400px;
            }
            .hero-desc {
                font-size: 0.88rem;
                line-height: 1.6;
            }
            .hero-badge {
                font-size: 0.78rem;
                padding: 6px 12px;
            }
        }

        /* Section通用 */
        .section-padding {
            padding: 64px 0;
        }
        @media (max-width: 768px) {
            .section-padding {
                padding: 40px 0;
            }
        }
        .section-title {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--brand-700);
            text-align: center;
            margin-bottom: 8px;
            letter-spacing: 0.01em;
        }
        .section-subtitle {
            font-size: 0.95rem;
            color: var(--text-muted);
            text-align: center;
            margin-bottom: 40px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 1.45rem;
            }
            .section-subtitle {
                font-size: 0.88rem;
                margin-bottom: 28px;
            }
        }

        /* 数据统计卡片 */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        @media (max-width: 900px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
        }
        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
        }
        .stat-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-color);
            transition: all var(--transition-normal);
            position: relative;
            overflow: hidden;
        }
        .stat-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
            border-color: #d4c8a0;
        }
        .stat-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--brand-600), var(--gold-500));
            opacity: 0;
            transition: opacity var(--transition-normal);
        }
        .stat-card:hover::before {
            opacity: 1;
        }
        .stat-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--brand-600);
            line-height: 1.1;
            margin-bottom: 6px;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
        }
        @media (max-width: 520px) {
            .stat-number {
                font-size: 1.8rem;
            }
            .stat-card {
                padding: 20px 14px;
            }
        }

        /* 核心优势卡片 */
        .advantage-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        @media (max-width: 1024px) {
            .advantage-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }
        @media (max-width: 520px) {
            .advantage-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
        }
        .advantage-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: all var(--transition-normal);
            text-align: center;
        }
        .advantage-card:hover {
            box-shadow: var(--shadow-md);
            border-color: #d4c8a0;
            transform: translateY(-2px);
        }
        .advantage-icon-wrap {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: #f0f4f8;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.4rem;
            color: var(--brand-600);
            transition: all var(--transition-normal);
        }
        .advantage-card:hover .advantage-icon-wrap {
            background: var(--brand-600);
            color: #fff;
        }
        .advantage-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
        }
        .advantage-card p {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        /* 品牌故事 */
        .story-section {
            background: var(--bg-light);
            border-radius: var(--radius-xl);
            overflow: hidden;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            box-shadow: var(--shadow-md);
            margin: 0 20px;
        }
        @media (max-width: 768px) {
            .story-section {
                grid-template-columns: 1fr;
                margin: 0 10px;
                border-radius: var(--radius-lg);
            }
        }
        .story-image {
            min-height: 360px;
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
        }
        @media (max-width: 768px) {
            .story-image {
                min-height: 220px;
            }
        }
        .story-text {
            padding: 40px 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .story-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--brand-700);
            margin-bottom: 16px;
        }
        .story-text p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 12px;
        }
        .story-text .story-highlight {
            color: var(--gold-600);
            font-weight: 600;
        }
        @media (max-width: 768px) {
            .story-text {
                padding: 24px 18px;
            }
            .story-text h3 {
                font-size: 1.25rem;
            }
            .story-text p {
                font-size: 0.88rem;
            }
        }

        /* 分类入口卡片 */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
        }
        @media (max-width: 1024px) {
            .category-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 14px;
            }
        }
        @media (max-width: 640px) {
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
        }
        @media (max-width: 420px) {
            .category-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
        }
        .category-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: all var(--transition-normal);
            cursor: pointer;
            display: flex;
            flex-direction: column;
        }
        .category-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: #d4c8a0;
        }
        .category-card-img {
            height: 140px;
            overflow: hidden;
            position: relative;
        }
        .category-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-normal);
        }
        .category-card:hover .category-card-img img {
            transform: scale(1.05);
        }
        .category-card-body {
            padding: 16px 14px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .category-card-body h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0;
        }
        .category-card-body p {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.5;
        }
        .category-card-arrow {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--brand-600);
            margin-top: auto;
        }
        @media (max-width: 640px) {
            .category-card-img {
                height: 110px;
            }
        }

        /* 焦点赛事 */
        .match-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }
        @media (max-width: 900px) {
            .match-list {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
        }
        @media (max-width: 520px) {
            .match-list {
                grid-template-columns: 1fr;
                gap: 10px;
            }
        }
        .match-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 20px 16px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            gap: 14px;
            transition: all var(--transition-normal);
        }
        .match-card:hover {
            box-shadow: var(--shadow-md);
            border-color: #d4c8a0;
        }
        .match-teams {
            flex: 1;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-primary);
        }
        .match-score {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--brand-600);
            white-space: nowrap;
            letter-spacing: 0.04em;
        }
        .match-status {
            font-size: 0.75rem;
            font-weight: 500;
            padding: 3px 10px;
            border-radius: 12px;
            background: #fef3c7;
            color: #92400e;
            white-space: nowrap;
        }
        .match-status.live {
            background: #fdecea;
            color: #c0392b;
            animation: pulse-dot 1.4s infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.5;
            }
        }

        /* 合作伙伴 */
        .partner-strip {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: center;
            gap: 28px;
            padding: 20px 0;
        }
        .partner-item {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-muted);
            padding: 10px 20px;
            border-radius: var(--radius-sm);
            background: #f8f9fb;
            transition: all var(--transition-fast);
            text-align: center;
            letter-spacing: 0.03em;
        }
        .partner-item:hover {
            color: var(--brand-600);
            background: #eef2f7;
        }

        /* 用户口碑 */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        @media (max-width: 900px) {
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
        }
        @media (max-width: 520px) {
            .testimonial-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
        }
        .testimonial-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: all var(--transition-normal);
            position: relative;
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
        }
        .testimonial-card::before {
            content: '"';
            position: absolute;
            top: 12px;
            left: 16px;
            font-size: 3rem;
            color: #e5e7eb;
            line-height: 1;
            font-weight: 700;
            pointer-events: none;
        }
        .testimonial-text {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 14px;
            position: relative;
            z-index: 1;
        }
        .testimonial-author {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--brand-600);
        }
        .testimonial-role {
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-sm);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-md);
            border-color: #d4c8a0;
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 20px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            background: transparent;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: #f8f9fb;
        }
        .faq-question i {
            transition: transform var(--transition-fast);
            color: var(--text-muted);
            font-size: 0.85rem;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--brand-600);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-normal), padding var(--transition-normal);
            padding: 0 20px;
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.75;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        /* 新闻资讯 */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        @media (max-width: 900px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
        }
        @media (max-width: 520px) {
            .news-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
        }
        .news-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: #d4c8a0;
        }
        .news-card-img {
            height: 160px;
            overflow: hidden;
        }
        .news-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-normal);
        }
        .news-card:hover .news-card-img img {
            transform: scale(1.04);
        }
        .news-card-body {
            padding: 16px 14px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .news-date {
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .news-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.4;
        }
        .news-summary {
            font-size: 0.83rem;
            color: var(--text-secondary);
            line-height: 1.55;
        }
        .news-readmore {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--brand-600);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            margin-top: auto;
            transition: color var(--transition-fast);
        }
        .news-readmore:hover {
            color: var(--brand-700);
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, var(--brand-700), var(--brand-800));
            border-radius: var(--radius-xl);
            padding: 48px 32px;
            text-align: center;
            color: #fff;
            margin: 0 20px;
            box-shadow: var(--shadow-lg);
        }
        @media (max-width: 768px) {
            .cta-section {
                margin: 0 10px;
                padding: 32px 20px;
                border-radius: var(--radius-lg);
            }
        }
        .cta-section h3 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .cta-section p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 24px;
        }
        .cta-btn-large {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 30px;
            font-size: 1.05rem;
            font-weight: 700;
            background: #d4a853;
            color: #1a1a1a;
            transition: all var(--transition-fast);
            box-shadow: 0 6px 20px rgba(212, 168, 83, 0.4);
        }
        .cta-btn-large:hover {
            background: #e8c97a;
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(212, 168, 83, 0.5);
        }

        /* Footer */
        .site-footer {
            background: #0f2340;
            color: rgba(255, 255, 255, 0.75);
            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;
                gap: 20px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }
        .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-desc {
            font-size: 0.85rem;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-col h5 {
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: #e8c97a;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            text-align: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.45);
        }

/* roulang page: category4 */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Noto+Sans+SC:wght@400;500;600;700;900&display=swap');

 :root {
 --color-brand-500: #1e3a8a;
 --color-brand-600: #1a347a;
 --color-accent: #f59e0b;
 --color-accent-light: #fbbf24;
 --color-surface: #f8fafc;
 --color-surface-alt: #f1f5f9;
 --text-primary: #0f172a;
 --text-secondary: #475569;
 --text-muted: #94a3b8;
 --border-light: #e2e8f0;
 --radius-xl: 1rem;
 --radius-2xl: 1.25rem;
 --shadow-card: 0 10px 25px -5px rgba(0,0,0,0.05), 0 8px 10px -6px rgba(0,0,0,0.02);
 }

 * {
 box-sizing: border-box;
 }

 body {
 font-family: 'Inter', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
 color: var(--text-primary);
 background-color: #ffffff;
 line-height: 1.6;
 -webkit-font-smoothing: antialiased;
 margin: 0;
 padding: 0;
 }

 .container-custom {
 max-width: 1280px;
 margin: 0 auto;
 padding-left: 1.5rem;
 padding-right: 1.5rem;
 }

 @media (min-width: 768px) {
 .container-custom {
 padding-left: 2rem;
 padding-right: 2rem;
 }
 }

 /* 导航 */
 .site-header {
 position: sticky;
 top: 0;
 z-index: 50;
 background: rgba(255,255,255,0.92);
 backdrop-filter: blur(12px);
 -webkit-backdrop-filter: blur(12px);
 box-shadow: var(--shadow-card);
 border-bottom: 1px solid var(--border-light);
 }

 .nav-container {
 display: flex;
 align-items: center;
 justify-content: space-between;
 height: 68px;
 }

 .nav-logo {
 display: flex;
 align-items: center;
 gap: 0.5rem;
 text-decoration: none;
 font-weight: 700;
 font-size: 1.25rem;
 color: var(--color-brand-500);
 letter-spacing: -0.02em;
 transition: opacity 0.2s;
 }
 .nav-logo:hover {
 opacity: 0.85;
 }
 .nav-logo-icon {
 font-size: 1.5rem;
 }

 .nav-links-desktop {
 display: none;
 list-style: none;
 margin: 0;
 padding: 0;
 gap: 0.25rem;
 align-items: center;
 }

 @media (min-width: 1024px) {
 .nav-links-desktop {
 display: flex;
 }
 }

 .nav-link-item {
 display: inline-block;
 padding: 0.5rem 0.85rem;
 font-size: 0.9rem;
 font-weight: 500;
 color: var(--text-secondary);
 text-decoration: none;
 border-radius: 0.5rem;
 transition: background 0.15s, color 0.15s;
 white-space: nowrap;
 }
 .nav-link-item:hover {
 background: #f1f5f9;
 color: var(--text-primary);
 }
 .nav-link-item.active {
 background: #eff6ff;
 color: var(--color-brand-500);
 font-weight: 600;
 }

 .nav-cta-btn {
 display: none;
 align-items: center;
 gap: 0.4rem;
 background: var(--color-brand-500);
 color: #fff;
 padding: 0.55rem 1.25rem;
 border-radius: 2rem;
 font-weight: 600;
 font-size: 0.85rem;
 text-decoration: none;
 transition: background 0.2s, box-shadow 0.2s;
 white-space: nowrap;
 }
 .nav-cta-btn:hover {
 background: var(--color-brand-600);
 box-shadow: 0 8px 18px rgba(30,58,138,0.25);
 }
 @media (min-width: 1024px) {
 .nav-cta-btn.desktop-only {
 display: inline-flex;
 }
 }

 .mobile-menu-toggle {
 display: flex;
 align-items: center;
 justify-content: center;
 background: transparent;
 border: 1px solid var(--border-light);
 border-radius: 0.5rem;
 padding: 0.5rem;
 font-size: 1.25rem;
 color: var(--text-primary);
 cursor: pointer;
 transition: background 0.15s;
 }
 .mobile-menu-toggle:hover {
 background: #f1f5f9;
 }
 @media (min-width: 1024px) {
 .mobile-menu-toggle {
 display: none;
 }
 }

 .mobile-nav-panel {
 display: none;
 flex-direction: column;
 background: #fff;
 border-top: 1px solid var(--border-light);
 padding: 1rem 1.5rem 1.5rem;
 gap: 0.25rem;
 }
 .mobile-nav-panel.open {
 display: flex;
 }
 @media (min-width: 1024px) {
 .mobile-nav-panel {
 display: none !important;
 }
 }

 .mobile-nav-link,
 .mobile-nav-cta {
 display: block;
 padding: 0.7rem 0.75rem;
 border-radius: 0.75rem;
 font-weight: 500;
 text-decoration: none;
 color: var(--text-secondary);
 transition: background 0.15s;
 }
 .mobile-nav-link:hover,
 .mobile-nav-cta:hover {
 background: #f1f5f9;
 }
 .mobile-nav-link.active {
 background: #eff6ff;
 color: var(--color-brand-500);
 font-weight: 600;
 }
 .mobile-nav-cta {
 background: var(--color-brand-500);
 color: #fff;
 text-align: center;
 margin-top: 0.5rem;
 font-weight: 600;
 }
 .mobile-nav-cta:hover {
 background: var(--color-brand-600);
 }

 /* 板块间距 */
 .section {
 padding: 3.5rem 0;
 }
 @media (min-width: 768px) {
 .section {
 padding: 5rem 0;
 }
 }

 .section-title {
 font-size: 1.75rem;
 font-weight: 700;
 letter-spacing: -0.02em;
 margin-bottom: 0.75rem;
 color: var(--text-primary);
 }
 @media (min-width: 768px) {
 .section-title {
 font-size: 2.25rem;
 }
 }

 .section-subtitle {
 font-size: 1rem;
 color: var(--text-secondary);
 max-width: 640px;
 margin-bottom: 2.5rem;
 }

 /* 卡片 */
 .card {
 background: #fff;
 border-radius: var(--radius-2xl);
 box-shadow: var(--shadow-card);
 border: 1px solid var(--border-light);
 transition: box-shadow 0.25s, transform 0.2s;
 overflow: hidden;
 }
 .card:hover {
 box-shadow: 0 20px 50px -12px rgba(0,0,0,0.09), 0 12px 24px -8px rgba(0,0,0,0.04);
 transform: translateY(-2px);
 }

 .tag {
 display: inline-block;
 background: #eff6ff;
 color: var(--color-brand-500);
 font-size: 0.75rem;
 font-weight: 600;
 padding: 0.2rem 0.7rem;
 border-radius: 2rem;
 letter-spacing: 0.01em;
 }

 .btn {
 display: inline-flex;
 align-items: center;
 gap: 0.4rem;
 padding: 0.65rem 1.5rem;
 border-radius: 2rem;
 font-weight: 600;
 font-size: 0.9rem;
 text-decoration: none;
 transition: all 0.2s;
 cursor: pointer;
 border: none;
 }
 .btn-primary {
 background: var(--color-brand-500);
 color: #fff;
 }
 .btn-primary:hover {
 background: var(--color-brand-600);
 box-shadow: 0 8px 18px rgba(30,58,138,0.25);
 transform: translateY(-1px);
 }
 .btn-outline {
 background: transparent;
 border: 1.5px solid var(--color-brand-500);
 color: var(--color-brand-500);
 }
 .btn-outline:hover {
 background: #eff6ff;
 }

 /* 页脚 */
 .site-footer {
 background: #0f172a;
 color: rgba(255,255,255,0.8);
 padding: 3rem 0 1.5rem;
 margin-top: 2rem;
 }
 .footer-grid {
 display: grid;
 grid-template-columns: 1fr;
 gap: 2rem;
 margin-bottom: 2rem;
 }
 @media (min-width: 768px) {
 .footer-grid {
 grid-template-columns: 1.5fr 1fr 1fr 1fr;
 }
 }
 .footer-brand {
 font-size: 1.25rem;
 font-weight: 700;
 color: #fff;
 margin-bottom: 0.5rem;
 }
 .footer-desc {
 font-size: 0.85rem;
 line-height: 1.7;
 color: rgba(255,255,255,0.6);
 }
 .footer-col h5 {
 font-size: 0.85rem;
 font-weight: 600;
 color: #fff;
 margin-bottom: 0.75rem;
 text-transform: uppercase;
 letter-spacing: 0.03em;
 }
 .footer-col ul {
 list-style: none;
 padding: 0;
 margin: 0;
 }
 .footer-col ul li {
 margin-bottom: 0.5rem;
 }
 .footer-col ul li a {
 color: rgba(255,255,255,0.55);
 text-decoration: none;
 font-size: 0.85rem;
 transition: color 0.2s;
 }
 .footer-col ul li a:hover {
 color: #fff;
 }
 .footer-bottom {
 border-top: 1px solid rgba(255,255,255,0.1);
 padding-top: 1.25rem;
 text-align: center;
 font-size: 0.75rem;
 color: rgba(255,255,255,0.45);
 }

 .bg-soft {
 background-color: #f9fafc;
 }

 /* 响应式微调 */
 @media (max-width: 640px) {
 .section-title {
 font-size: 1.5rem;
 }
 }

/* roulang page: category3 */
:root {
            --color-brand-700: #1a3f74;
            --color-brand-600: #1f5296;
            --color-brand-500: #2c6ab3;
            --color-accent-500: #d4911f;
            --color-accent-400: #e5a832;
            --color-surface-50: #f8fafc;
            --color-surface-100: #f1f5f9;
            --color-surface-700: #334155;
            --color-surface-800: #1e293b;
            --color-surface-900: #0f172a;
            --radius-lg: 0.875rem;
            --radius-xl: 1rem;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.06), 0 4px 16px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 2px 8px rgba(0, 0, 0, 0.08), 0 8px 32px rgba(0, 0, 0, 0.06);
            --transition-fast: 180ms ease;
            --transition-smooth: 280ms cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: "Inter", "SF Pro Display", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
            line-height: 1.6;
            color: #1e293b;
            background-color: #f8fafc;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

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

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

        /* Container */
        .container-custom {
            width: 100%;
            max-width: 1220px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        @media (max-width: 768px) {
            .container-custom {
                padding-left: 1rem;
                padding-right: 1rem;
            }
        }

        /* Header / Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(226, 232, 240, 0.7);
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04), 0 2px 8px rgba(0, 0, 0, 0.03);
            transition: box-shadow var(--transition-smooth);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 1.5rem;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.25rem;
            font-weight: 700;
            color: #1a3f74;
            white-space: nowrap;
            letter-spacing: -0.01em;
            transition: opacity var(--transition-fast);
        }
        .nav-logo:hover {
            opacity: 0.82;
        }
        .nav-logo-icon {
            font-size: 1.5rem;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, #1f5296 0%, #1a3f74 100%);
            border-radius: 10px;
            color: #fff;
            flex-shrink: 0;
        }

        .nav-links-desktop {
            display: flex;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 0.25rem;
            align-items: center;
            flex-wrap: nowrap;
        }

        .nav-link-item {
            display: inline-flex;
            align-items: center;
            padding: 0.45rem 0.85rem;
            border-radius: 0.5rem;
            font-size: 0.9rem;
            font-weight: 500;
            color: #475569;
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }
        .nav-link-item:hover {
            color: #1a3f74;
            background: rgba(26, 63, 116, 0.05);
        }
        .nav-link-item.active {
            color: #1a3f74;
            font-weight: 600;
            background: rgba(26, 63, 116, 0.07);
        }
        .nav-link-item.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 50%;
            transform: translateX(-50%);
            width: 28px;
            height: 3px;
            background: #d4911f;
            border-radius: 3px 3px 0 0;
        }

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.5rem 1.2rem;
            border-radius: 0.5rem;
            font-size: 0.875rem;
            font-weight: 600;
            background: linear-gradient(135deg, #d4911f 0%, #b07218 100%);
            color: #fff;
            white-space: nowrap;
            transition: all var(--transition-smooth);
            box-shadow: 0 2px 8px rgba(212, 145, 31, 0.25);
            flex-shrink: 0;
        }
        .nav-cta-btn:hover {
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(212, 145, 31, 0.4);
            color: #fff;
        }
        .nav-cta-btn:active {
            transform: translateY(0);
        }

        .mobile-menu-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 0.5rem;
            border: 1px solid #e2e8f0;
            background: #fff;
            font-size: 1.2rem;
            color: #334155;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }
        .mobile-menu-toggle:hover {
            background: #f1f5f9;
            border-color: #cbd5e1;
        }

        .mobile-nav-panel {
            display: none;
            flex-direction: column;
            background: #fff;
            border-top: 1px solid #e2e8f0;
            padding: 0.75rem 1rem 1.25rem;
            gap: 0.25rem;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
        }
        .mobile-nav-panel.is-open {
            display: flex;
        }
        .mobile-nav-link {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.7rem 0.85rem;
            border-radius: 0.5rem;
            font-size: 0.95rem;
            font-weight: 500;
            color: #475569;
            transition: all var(--transition-fast);
        }
        .mobile-nav-link:hover {
            background: #f1f5f9;
            color: #1a3f74;
        }
        .mobile-nav-link.active {
            background: rgba(26, 63, 116, 0.07);
            color: #1a3f74;
            font-weight: 600;
        }
        .mobile-nav-cta {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            margin-top: 0.5rem;
            padding: 0.75rem 1rem;
            border-radius: 0.5rem;
            font-weight: 600;
            background: linear-gradient(135deg, #d4911f 0%, #b07218 100%);
            color: #fff;
            text-align: center;
            transition: all var(--transition-fast);
        }
        .mobile-nav-cta:hover {
            opacity: 0.9;
            color: #fff;
        }

        @media (max-width: 1024px) {
            .nav-links-desktop {
                display: none;
            }
            .desktop-only {
                display: none !important;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .nav-container {
                height: 58px;
                gap: 0.75rem;
            }
            .nav-logo {
                font-size: 1.1rem;
            }
            .nav-logo-icon {
                width: 32px;
                height: 32px;
                font-size: 1.2rem;
                border-radius: 8px;
            }
        }

        @media (min-width: 1025px) {
            .mobile-nav-panel {
                display: none !important;
            }
            .mobile-menu-toggle {
                display: none;
            }
        }

        /* Page Banner */
        .page-banner {
            position: relative;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center 40%;
            background-repeat: no-repeat;
            padding: 5rem 0;
            min-height: 340px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.82) 0%, rgba(26, 63, 116, 0.7) 50%, rgba(15, 23, 42, 0.78) 100%);
            z-index: 1;
        }
        .page-banner-content {
            position: relative;
            z-index: 2;
            width: 100%;
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 1rem;
            flex-wrap: wrap;
        }
        .breadcrumb-nav a {
            color: rgba(255, 255, 255, 0.85);
            transition: color var(--transition-fast);
        }
        .breadcrumb-nav a:hover {
            color: #fff;
        }
        .breadcrumb-sep {
            color: rgba(255, 255, 255, 0.45);
        }

        @media (max-width: 768px) {
            .page-banner {
                padding: 3rem 0;
                min-height: 240px;
            }
        }

        /* Section */
        .section-spacing {
            padding: 4rem 0;
        }
        @media (max-width: 768px) {
            .section-spacing {
                padding: 2.5rem 0;
            }
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: #d4911f;
            margin-bottom: 0.5rem;
        }
        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: #0f172a;
            letter-spacing: -0.02em;
            line-height: 1.3;
            margin-bottom: 0.75rem;
        }
        .section-desc {
            font-size: 1rem;
            color: #64748b;
            max-width: 640px;
            line-height: 1.7;
        }

        @media (max-width: 768px) {
            .section-title {
                font-size: 1.4rem;
            }
            .section-desc {
                font-size: 0.9rem;
            }
        }

        /* Stat Card */
        .stat-card {
            background: #fff;
            border-radius: var(--radius-xl);
            padding: 1.5rem 1.75rem;
            box-shadow: var(--shadow-card);
            border: 1px solid #e2e8f0;
            transition: all var(--transition-smooth);
            text-align: center;
        }
        .stat-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: #cbd5e1;
        }
        .stat-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 50px;
            height: 50px;
            border-radius: 12px;
            font-size: 1.4rem;
            margin-bottom: 0.75rem;
        }
        .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: #1a3f74;
            letter-spacing: -0.03em;
            line-height: 1;
        }
        .stat-label {
            font-size: 0.875rem;
            color: #64748b;
            margin-top: 0.35rem;
            font-weight: 500;
        }

        /* Analysis Card */
        .analysis-card {
            background: #fff;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid #e2e8f0;
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }
        .analysis-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: #cbd5e1;
        }
        .analysis-card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
            border-bottom: 1px solid #f1f5f9;
        }
        .analysis-card-body {
            padding: 1.25rem 1.5rem 1.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .analysis-card-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.25rem 0.65rem;
            border-radius: 999px;
            background: rgba(26, 63, 116, 0.07);
            color: #1a3f74;
            margin-bottom: 0.6rem;
            width: fit-content;
            letter-spacing: 0.02em;
        }
        .analysis-card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: #0f172a;
            margin-bottom: 0.5rem;
            line-height: 1.4;
        }
        .analysis-card-desc {
            font-size: 0.875rem;
            color: #64748b;
            line-height: 1.6;
            flex: 1;
        }
        .analysis-card-link {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            margin-top: 0.85rem;
            font-weight: 600;
            font-size: 0.85rem;
            color: #1a3f74;
            transition: color var(--transition-fast);
        }
        .analysis-card-link:hover {
            color: #d4911f;
        }
        .analysis-card-link i {
            transition: transform var(--transition-fast);
        }
        .analysis-card-link:hover i {
            transform: translateX(3px);
        }

        /* Insight Block */
        .insight-block {
            background: #fff;
            border-radius: var(--radius-xl);
            padding: 2rem 2.25rem;
            box-shadow: var(--shadow-card);
            border: 1px solid #e2e8f0;
            display: flex;
            gap: 2rem;
            align-items: center;
        }
        .insight-block-img {
            width: 280px;
            height: 200px;
            object-fit: cover;
            border-radius: 0.75rem;
            flex-shrink: 0;
        }
        .insight-block-content {
            flex: 1;
        }
        .insight-block-content h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: #0f172a;
            margin-bottom: 0.6rem;
        }
        .insight-block-content p {
            font-size: 0.9rem;
            color: #475569;
            line-height: 1.7;
        }
        .insight-meta {
            display: flex;
            gap: 1.25rem;
            margin-top: 1rem;
            flex-wrap: wrap;
        }
        .insight-meta-item {
            display: flex;
            align-items: center;
            gap: 0.35rem;
            font-size: 0.8rem;
            color: #64748b;
        }
        .insight-meta-item i {
            color: #d4911f;
            font-size: 0.7rem;
        }
        @media (max-width: 768px) {
            .insight-block {
                flex-direction: column;
                padding: 1.25rem;
                gap: 1rem;
            }
            .insight-block-img {
                width: 100%;
                height: 180px;
            }
        }

        /* Progress bar visual */
        .data-bar-wrap {
            margin-top: 0.5rem;
        }
        .data-bar-label {
            display: flex;
            justify-content: space-between;
            font-size: 0.8rem;
            color: #475569;
            margin-bottom: 0.25rem;
        }
        .data-bar-track {
            height: 8px;
            background: #e2e8f0;
            border-radius: 999px;
            overflow: hidden;
        }
        .data-bar-fill {
            height: 100%;
            border-radius: 999px;
            background: linear-gradient(90deg, #1f5296 0%, #2c6ab3 100%);
            transition: width 0.8s ease;
        }
        .data-bar-fill.accent {
            background: linear-gradient(90deg, #d4911f 0%, #e5a832 100%);
        }

        /* FAQ */
        .faq-card {
            background: #fff;
            border-radius: var(--radius-xl);
            padding: 1.5rem 1.75rem;
            box-shadow: var(--shadow-card);
            border: 1px solid #e2e8f0;
            transition: all var(--transition-smooth);
            cursor: pointer;
        }
        .faq-card:hover {
            box-shadow: var(--shadow-card-hover);
        }
        .faq-card summary {
            font-weight: 600;
            font-size: 1rem;
            color: #0f172a;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
        }
        .faq-card summary::-webkit-details-marker {
            display: none;
        }
        .faq-card summary::marker {
            display: none;
        }
        .faq-icon {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(26, 63, 116, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            color: #1a3f74;
            transition: all var(--transition-fast);
        }
        .faq-card[open] .faq-icon {
            background: #1a3f74;
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            margin-top: 0.85rem;
            font-size: 0.9rem;
            color: #475569;
            line-height: 1.7;
            padding-top: 0.85rem;
            border-top: 1px solid #f1f5f9;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, #0f172a 0%, #1a3f74 100%);
            border-radius: 1.25rem;
            padding: 3rem 2.5rem;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(212, 145, 31, 0.15) 0%, transparent 60%);
            pointer-events: none;
        }
        .cta-section>* {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
        }
        .cta-section p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 560px;
            margin: 0 auto 1.5rem;
            line-height: 1.7;
        }
        .cta-btn-lg {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.8rem 2rem;
            border-radius: 0.6rem;
            font-weight: 700;
            font-size: 1rem;
            background: #d4911f;
            color: #fff;
            transition: all var(--transition-smooth);
            box-shadow: 0 4px 16px rgba(212, 145, 31, 0.4);
            border: none;
        }
        .cta-btn-lg:hover {
            background: #e5a832;
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(212, 145, 31, 0.55);
            color: #fff;
        }

        /* Footer */
        .site-footer {
            background: #0f172a;
            color: rgba(255, 255, 255, 0.75);
            padding: 3.5rem 0 1.5rem;
            font-size: 0.875rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 2.5rem;
            margin-bottom: 2rem;
        }
        .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.6rem;
        }
        .footer-desc {
            font-size: 0.82rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-col h5 {
            font-size: 0.85rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 0.75rem;
            letter-spacing: 0.02em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 0.5rem;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition-fast);
            font-size: 0.82rem;
        }
        .footer-col ul li a:hover {
            color: #d4911f;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1.5rem;
            text-align: center;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.4);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
            .footer-grid>div:first-child {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.25rem;
            }
        }

        /* Animations */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-fade-in-up {
            animation: fadeInUp 0.6s ease forwards;
        }
        .delay-100 {
            animation-delay: 0.1s;
        }
        .delay-200 {
            animation-delay: 0.2s;
        }
        .delay-300 {
            animation-delay: 0.3s;
        }

/* roulang page: category1 */
:root {
            --color-primary: #0f1d36;
            --color-primary-light: #1a3055;
            --color-accent: #e8a817;
            --color-accent-hover: #f0b429;
            --color-accent-dark: #c48f14;
            --color-bg: #f7f8fa;
            --color-white: #ffffff;
            --color-text: #1a1a2e;
            --color-text-soft: #5a5f6e;
            --color-text-light: #838999;
            --color-border: #e5e7eb;
            --color-border-light: #f0f0f3;
            --color-card-shadow: rgba(15, 29, 54, 0.06);
            --color-card-shadow-hover: rgba(15, 29, 54, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-2xl: 24px;
            --shadow-card: 0 2px 12px var(--color-card-shadow);
            --shadow-card-hover: 0 8px 30px var(--color-card-shadow-hover);
            --shadow-nav: 0 2px 20px rgba(15, 29, 54, 0.07);
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --max-width: 1200px;
            --nav-height: 68px;
        }

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

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

        body {
            font-family: var(--font-sans);
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.7;
            min-height: 100vh;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
        }
        input {
            font-family: inherit;
        }
        ul {
            list-style: none;
        }

        .container-custom {
            width: 100%;
            max-width: var(--max-width);
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== HEADER & NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            box-shadow: var(--shadow-nav);
            border-bottom: 1px solid var(--color-border-light);
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }
        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            height: 100%;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 9px;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--color-primary);
            white-space: nowrap;
            letter-spacing: -0.2px;
            flex-shrink: 0;
            transition: opacity var(--transition-fast);
        }
        .nav-logo:hover {
            opacity: 0.82;
        }
        .nav-logo-icon {
            font-size: 1.45rem;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            border-radius: var(--radius-sm);
            color: #fff;
            font-style: normal;
            flex-shrink: 0;
        }
        .nav-links-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }
        .nav-link-item {
            display: inline-flex;
            align-items: center;
            padding: 8px 15px;
            border-radius: 22px;
            font-size: 0.93rem;
            font-weight: 500;
            color: var(--color-text-soft);
            transition: all var(--transition-smooth);
            white-space: nowrap;
            position: relative;
            letter-spacing: 0.1px;
        }
        .nav-link-item:hover {
            color: var(--color-primary);
            background: rgba(15, 29, 54, 0.04);
        }
        .nav-link-item.active {
            color: var(--color-white);
            background: var(--color-primary);
            font-weight: 600;
            box-shadow: 0 2px 10px rgba(15, 29, 54, 0.22);
        }
        .nav-link-item.active:hover {
            background: var(--color-primary-light);
            color: #fff;
        }
        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 10px 20px;
            border-radius: 22px;
            font-weight: 600;
            font-size: 0.9rem;
            background: var(--color-accent);
            color: #1a1a2e;
            white-space: nowrap;
            flex-shrink: 0;
            transition: all var(--transition-smooth);
            letter-spacing: 0.1px;
            box-shadow: 0 2px 8px rgba(232, 168, 23, 0.28);
        }
        .nav-cta-btn:hover {
            background: var(--color-accent-hover);
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(232, 168, 23, 0.38);
            color: #1a1a2e;
        }

        /* Mobile nav */
        .mobile-menu-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            font-size: 1.35rem;
            color: var(--color-primary);
            background: rgba(15, 29, 54, 0.04);
            transition: all var(--transition-fast);
            flex-shrink: 0;
            border: 1px solid transparent;
        }
        .mobile-menu-toggle:hover {
            background: rgba(15, 29, 54, 0.08);
            border-color: var(--color-border);
        }
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: #fff;
            z-index: 999;
            flex-direction: column;
            padding: 24px 20px;
            gap: 6px;
            overflow-y: auto;
            box-shadow: var(--shadow-nav);
            border-top: 1px solid var(--color-border-light);
        }
        .mobile-nav-panel.is-open {
            display: flex;
        }
        .mobile-nav-link {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 14px 18px;
            border-radius: var(--radius-md);
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--color-text-soft);
            transition: all var(--transition-fast);
        }
        .mobile-nav-link:hover {
            background: rgba(15, 29, 54, 0.03);
            color: var(--color-primary);
        }
        .mobile-nav-link.active {
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
        }
        .mobile-nav-cta {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 20px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 1rem;
            background: var(--color-accent);
            color: #1a1a2e;
            margin-top: 8px;
            transition: all var(--transition-fast);
            text-align: center;
        }
        .mobile-nav-cta:hover {
            background: var(--color-accent-hover);
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            position: relative;
            min-height: 380px;
            display: flex;
            align-items: center;
            overflow: hidden;
            background: var(--color-primary);
        }
        .page-banner-bg {
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center 35%;
            background-repeat: no-repeat;
            opacity: 0.38;
            z-index: 0;
        }
        .page-banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 29, 54, 0.55) 0%, rgba(15, 29, 54, 0.82) 100%);
            z-index: 1;
        }
        .page-banner-content {
            position: relative;
            z-index: 2;
            padding: 60px 0;
            color: #fff;
        }
        .breadcrumb-row {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 16px;
        }
        .breadcrumb-row a {
            color: rgba(255, 255, 255, 0.85);
            transition: color var(--transition-fast);
        }
        .breadcrumb-row a:hover {
            color: var(--color-accent);
        }
        .breadcrumb-sep {
            color: rgba(255, 255, 255, 0.45);
        }
        .page-banner-title {
            font-size: 2.5rem;
            font-weight: 800;
            letter-spacing: -0.4px;
            margin-bottom: 12px;
            line-height: 1.25;
        }
        .page-banner-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.82);
            max-width: 640px;
            line-height: 1.65;
        }

        /* ========== SECTION COMMONS ========== */
        .section-padding {
            padding: 60px 0;
        }
        .section-label {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1.2px;
            color: var(--color-accent-dark);
            background: rgba(232, 168, 23, 0.1);
            padding: 5px 14px;
            border-radius: 20px;
            margin-bottom: 10px;
        }
        .section-heading {
            font-size: 1.85rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: -0.2px;
            margin-bottom: 6px;
            line-height: 1.3;
        }
        .section-subheading {
            font-size: 1rem;
            color: var(--color-text-soft);
            max-width: 620px;
            line-height: 1.6;
        }
        .section-header-group {
            margin-bottom: 36px;
        }

        /* ========== CARDS ========== */
        .card-base {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
        }
        .card-base:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: transparent;
        }
        .card-stat {
            text-align: center;
            padding: 28px 20px;
        }
        .card-stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: -0.5px;
            line-height: 1;
            margin-bottom: 6px;
        }
        .card-stat-label {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            font-weight: 500;
        }
        .card-stat-icon {
            font-size: 2rem;
            margin-bottom: 8px;
            color: var(--color-accent);
        }

        .card-league {
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .card-league-img-wrap {
            position: relative;
            width: 100%;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: #eef1f5;
        }
        .card-league-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .card-league:hover .card-league-img-wrap img {
            transform: scale(1.04);
        }
        .card-league-body {
            padding: 18px 16px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .card-league-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 14px;
            background: rgba(15, 29, 54, 0.06);
            color: var(--color-primary);
            letter-spacing: 0.3px;
            width: fit-content;
        }
        .card-league-title {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--color-text);
            line-height: 1.35;
        }
        .card-league-desc {
            font-size: 0.88rem;
            color: var(--color-text-soft);
            line-height: 1.5;
        }

        /* ========== DATA LIST ========== */
        .data-list-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 18px;
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
            flex-wrap: wrap;
        }
        .data-list-item:hover {
            border-color: var(--color-border);
            box-shadow: var(--shadow-card);
        }
        .data-list-badge {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
        }
        .data-list-info {
            flex: 1;
            min-width: 140px;
        }
        .data-list-info h4 {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text);
            margin-bottom: 2px;
        }
        .data-list-info span {
            font-size: 0.82rem;
            color: var(--color-text-light);
        }
        .data-list-stat {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--color-primary);
            white-space: nowrap;
        }

        /* ========== FEATURE CARDS ========== */
        .feature-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 26px 22px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            text-align: center;
        }
        .feature-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: transparent;
        }
        .feature-card-icon {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: rgba(232, 168, 23, 0.12);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--color-accent-dark);
            margin-bottom: 14px;
        }
        .feature-card h5 {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--color-primary);
            margin-bottom: 6px;
        }
        .feature-card p {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.55;
        }

        /* ========== CTA BLOCK ========== */
        .cta-block {
            background: linear-gradient(135deg, var(--color-primary) 0%, #14294a 100%);
            border-radius: var(--radius-xl);
            padding: 44px 36px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-block::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: rgba(232, 168, 23, 0.15);
            pointer-events: none;
        }
        .cta-block h3 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 8px;
            position: relative;
        }
        .cta-block p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.78);
            max-width: 500px;
            margin: 0 auto 20px;
            position: relative;
        }
        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 25px;
            font-weight: 700;
            font-size: 1rem;
            background: var(--color-accent);
            color: #1a1a2e;
            transition: all var(--transition-smooth);
            position: relative;
            box-shadow: 0 4px 16px rgba(232, 168, 23, 0.35);
            letter-spacing: 0.2px;
        }
        .btn-cta-large:hover {
            background: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 26px rgba(232, 168, 23, 0.48);
            color: #1a1a2e;
        }

        /* ========== FAQ ========== */
        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            margin-bottom: 10px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--color-border);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--color-text);
            text-align: left;
            background: transparent;
            gap: 12px;
            transition: background var(--transition-fast);
            letter-spacing: 0.1px;
        }
        .faq-question:hover {
            background: rgba(15, 29, 54, 0.02);
        }
        .faq-question i {
            transition: transform var(--transition-smooth);
            color: var(--color-text-light);
            font-size: 0.85rem;
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--color-accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 20px;
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.65;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0d1625;
            color: rgba(255, 255, 255, 0.8);
            padding: 50px 0 28px;
            margin-top: 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-brand {
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: -0.2px;
        }
        .footer-desc {
            font-size: 0.9rem;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-col h5 {
            font-weight: 600;
            color: #fff;
            margin-bottom: 12px;
            font-size: 0.95rem;
            letter-spacing: 0.1px;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 7px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.9rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.4);
            letter-spacing: 0.2px;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .page-banner {
                min-height: 300px;
            }
            .page-banner-title {
                font-size: 2rem;
            }
            .section-heading {
                font-size: 1.6rem;
            }
            .desktop-only {
                display: none !important;
            }
            .nav-links-desktop {
                display: none;
            }
            .mobile-menu-toggle {
                display: flex;
            }
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .page-banner {
                min-height: 260px;
            }
            .page-banner-title {
                font-size: 1.65rem;
            }
            .page-banner-desc {
                font-size: 0.95rem;
            }
            .section-padding {
                padding: 40px 0;
            }
            .section-heading {
                font-size: 1.4rem;
            }
            .card-stat-number {
                font-size: 2rem;
            }
            .cta-block {
                padding: 32px 20px;
            }
            .cta-block h3 {
                font-size: 1.3rem;
            }
            .data-list-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .data-list-stat {
                align-self: flex-end;
            }
            .container-custom {
                padding-left: 14px;
                padding-right: 14px;
            }
            .nav-cta-btn.desktop-only {
                display: none;
            }
        }
        @media (max-width: 520px) {
            .page-banner-title {
                font-size: 1.4rem;
            }
            .section-heading {
                font-size: 1.25rem;
            }
            .card-stat {
                padding: 20px 14px;
            }
            .card-stat-number {
                font-size: 1.7rem;
            }
            .card-league-body {
                padding: 14px 12px 16px;
            }
            .breadcrumb-row {
                font-size: 0.78rem;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #1a3c5e;
            --color-primary-light: #1e4d7a;
            --color-primary-dark: #0f2a42;
            --color-accent: #e8a817;
            --color-accent-light: #f0c040;
            --color-accent-dark: #c48a0f;
            --color-bg: #f8f9fb;
            --color-bg-white: #ffffff;
            --color-bg-dark: #0d1b2a;
            --color-bg-card: #ffffff;
            --color-text: #1a1a2e;
            --color-text-secondary: #5a5f6e;
            --color-text-light: #8a8f9e;
            --color-text-on-dark: #e8eaef;
            --color-border: #e2e5ec;
            --color-border-light: #eef0f4;
            --color-success: #2ecc71;
            --color-danger: #e74c3c;
            --color-live: #ff3b30;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 24px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08), 0 2px 6px rgba(0, 0, 0, 0.04);
            --shadow-lg: 0 10px 32px rgba(0, 0, 0, 0.10), 0 4px 12px rgba(0, 0, 0, 0.05);
            --shadow-xl: 0 18px 48px rgba(0, 0, 0, 0.12), 0 6px 18px rgba(0, 0, 0, 0.06);
            --transition-fast: 0.18s ease;
            --transition-normal: 0.28s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --max-width: 1240px;
            --nav-height: 68px;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

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

        button:focus-visible,
        a:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        /* ========== HEADER & NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 28px;
            height: 100%;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 750;
            font-size: 1.3rem;
            color: var(--color-primary);
            letter-spacing: -0.3px;
            white-space: nowrap;
            transition: opacity var(--transition-fast);
            flex-shrink: 0;
        }
        .nav-logo:hover {
            opacity: 0.82;
        }
        .nav-logo-icon {
            font-size: 1.5rem;
            display: inline-block;
            animation: logoPulse 2.6s ease-in-out infinite;
        }
        @keyframes logoPulse {
            0%,
            100% {
                transform: scale(1);
            }
            50% {
                transform: scale(1.18);
            }
        }

        .nav-links-desktop {
            display: flex;
            align-items: center;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 6px;
            flex-wrap: nowrap;
        }
        .nav-links-desktop li {
            margin: 0;
            padding: 0;
        }
        .nav-link-item {
            display: inline-flex;
            align-items: center;
            padding: 8px 15px;
            border-radius: 8px;
            font-size: 0.93rem;
            font-weight: 540;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }
        .nav-link-item:hover {
            color: var(--color-primary);
            background: rgba(26, 60, 94, 0.05);
        }
        .nav-link-item.active {
            color: var(--color-primary);
            background: rgba(26, 60, 94, 0.09);
            font-weight: 650;
            position: relative;
        }
        .nav-link-item.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 3px;
            border-radius: 3px;
            background: var(--color-accent);
        }

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 10px 20px;
            border-radius: 10px;
            font-weight: 650;
            font-size: 0.9rem;
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
            color: #1a1a2e;
            white-space: nowrap;
            transition: all var(--transition-normal);
            box-shadow: 0 2px 10px rgba(232, 168, 23, 0.25);
            flex-shrink: 0;
            letter-spacing: 0.02em;
        }
        .nav-cta-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(232, 168, 23, 0.38);
            color: #0f0f1a;
        }
        .nav-cta-btn:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(232, 168, 23, 0.2);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            font-size: 1.5rem;
            color: var(--color-primary);
            padding: 8px 10px;
            border-radius: 8px;
            transition: background var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            background: rgba(26, 60, 94, 0.06);
        }

        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(255, 255, 255, 0.985);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            z-index: 999;
            flex-direction: column;
            padding: 28px 24px;
            gap: 6px;
            overflow-y: auto;
            border-top: 1px solid var(--color-border-light);
        }
        .mobile-nav-panel.is-open {
            display: flex;
        }
        .mobile-nav-link {
            display: block;
            padding: 14px 18px;
            border-radius: 10px;
            font-size: 1.05rem;
            font-weight: 540;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
        }
        .mobile-nav-link:hover {
            background: rgba(26, 60, 94, 0.05);
            color: var(--color-primary);
        }
        .mobile-nav-link.active {
            background: rgba(26, 60, 94, 0.09);
            color: var(--color-primary);
            font-weight: 650;
        }
        .mobile-nav-cta {
            display: block;
            text-align: center;
            padding: 15px 20px;
            border-radius: 12px;
            font-weight: 650;
            font-size: 1rem;
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
            color: #1a1a2e;
            margin-top: 12px;
            transition: all var(--transition-normal);
            box-shadow: 0 4px 14px rgba(232, 168, 23, 0.3);
        }
        .mobile-nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 22px rgba(232, 168, 23, 0.4);
        }

        .desktop-only {
            display: inline-flex;
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            position: relative;
            background: linear-gradient(150deg, #0d1b2a 0%, #142840 35%, #1a3c5e 65%, #0f2a42 100%);
            padding: 72px 0 64px;
            overflow: hidden;
            color: #fff;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center 30%;
            opacity: 0.18;
            z-index: 0;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(to top, var(--color-bg) 0%, transparent 100%);
            z-index: 1;
        }
        .page-banner .container-custom {
            position: relative;
            z-index: 2;
        }
        .page-banner .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            background: rgba(232, 168, 23, 0.2);
            border: 1px solid rgba(232, 168, 23, 0.35);
            color: var(--color-accent-light);
            padding: 7px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            margin-bottom: 20px;
        }
        .page-banner .banner-badge .live-dot {
            width: 9px;
            height: 9px;
            border-radius: 50%;
            background: var(--color-live);
            animation: liveBlink 1.2s ease-in-out infinite;
            display: inline-block;
        }
        @keyframes liveBlink {
            0%,
            100% {
                opacity: 1;
                box-shadow: 0 0 6px var(--color-live);
            }
            50% {
                opacity: 0.35;
                box-shadow: 0 0 2px var(--color-live);
            }
        }
        .page-banner h1 {
            font-size: 2.7rem;
            font-weight: 780;
            letter-spacing: -0.5px;
            margin: 0 0 16px;
            line-height: 1.25;
            color: #fff;
        }
        .page-banner .banner-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.78);
            max-width: 620px;
            line-height: 1.75;
            margin-bottom: 28px;
        }
        .page-banner .banner-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .btn-accent {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 12px;
            font-weight: 650;
            font-size: 1rem;
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
            color: #1a1a2e;
            transition: all var(--transition-normal);
            box-shadow: 0 4px 16px rgba(232, 168, 23, 0.35);
            letter-spacing: 0.02em;
        }
        .btn-accent:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 28px rgba(232, 168, 23, 0.5);
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 12px;
            font-weight: 600;
            font-size: 1rem;
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.5);
            color: #fff;
            transition: all var(--transition-normal);
            letter-spacing: 0.02em;
        }
        .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }

        /* ========== SECTION STYLES ========== */
        .section-padding {
            padding: 64px 0;
        }
        .section-padding-lg {
            padding: 80px 0;
        }
        .section-title {
            font-size: 1.8rem;
            font-weight: 720;
            color: var(--color-primary);
            margin: 0 0 10px;
            letter-spacing: -0.3px;
            text-align: center;
        }
        .section-subtitle {
            font-size: 1.02rem;
            color: var(--color-text-secondary);
            text-align: center;
            max-width: 600px;
            margin: 0 auto 40px;
            line-height: 1.65;
        }
        .section-label {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 650;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--color-accent-dark);
            background: rgba(232, 168, 23, 0.1);
            padding: 5px 14px;
            border-radius: 16px;
            margin-bottom: 6px;
        }

        /* ========== CARDS ========== */
        .card-lift {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
            overflow: hidden;
        }
        .card-lift:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-border);
        }
        .card-stat {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition-normal);
        }
        .card-stat:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-accent);
            transform: translateY(-3px);
        }
        .card-stat .stat-number {
            font-size: 2.6rem;
            font-weight: 780;
            color: var(--color-primary);
            letter-spacing: -1px;
            line-height: 1.1;
        }
        .card-stat .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            margin-top: 6px;
        }
        .card-stat .stat-icon {
            font-size: 2rem;
            margin-bottom: 10px;
            color: var(--color-accent);
        }

        .match-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
        }
        .match-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--color-border);
        }
        .match-card-image {
            width: 100%;
            height: 180px;
            object-fit: cover;
            display: block;
        }
        .match-card-body {
            padding: 18px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .match-card .match-league {
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--color-accent-dark);
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }
        .match-card .match-teams {
            font-size: 1.1rem;
            font-weight: 680;
            color: var(--color-text);
            letter-spacing: -0.2px;
        }
        .match-card .match-score {
            font-size: 1.6rem;
            font-weight: 780;
            color: var(--color-primary);
            letter-spacing: -0.5px;
        }
        .match-card .match-time {
            font-size: 0.82rem;
            color: var(--color-text-light);
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .live-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: #ffeaea;
            color: var(--color-live);
            font-weight: 650;
            font-size: 0.75rem;
            padding: 3px 10px;
            border-radius: 12px;
            letter-spacing: 0.03em;
        }
        .live-tag .mini-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-live);
            animation: liveBlink 1s infinite;
            display: inline-block;
        }

        .feature-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            padding: 30px 26px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .feature-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-accent);
            transform: translateY(-3px);
        }
        .feature-card .feature-icon {
            font-size: 2.2rem;
            color: var(--color-accent);
            width: 52px;
            height: 52px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(232, 168, 23, 0.1);
            border-radius: 14px;
        }
        .feature-card h4 {
            font-size: 1.1rem;
            font-weight: 680;
            color: var(--color-primary);
            margin: 0;
            letter-spacing: -0.2px;
        }
        .feature-card p {
            font-size: 0.93rem;
            color: var(--color-text-secondary);
            line-height: 1.65;
            margin: 0;
        }

        /* ========== STEPS ========== */
        .step-item {
            display: flex;
            gap: 18px;
            align-items: flex-start;
            padding: 20px;
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
        }
        .step-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-border);
        }
        .step-number {
            flex-shrink: 0;
            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;
        }
        .step-content h4 {
            margin: 0 0 4px;
            font-weight: 680;
            color: var(--color-text);
            font-size: 1.02rem;
        }
        .step-content p {
            margin: 0;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* ========== FAQ ========== */
        .faq-item {
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-normal);
            margin-bottom: 10px;
        }
        .faq-item:hover {
            border-color: var(--color-border);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            width: 100%;
            background: none;
            padding: 20px 24px;
            font-size: 1rem;
            font-weight: 620;
            color: var(--color-text);
            text-align: left;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 14px;
            transition: color var(--transition-fast);
            cursor: pointer;
            border: none;
            outline: none;
        }
        .faq-question:hover {
            color: var(--color-primary);
        }
        .faq-question i {
            font-size: 0.85rem;
            color: var(--color-text-light);
            transition: transform var(--transition-normal);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--color-accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.45s ease, padding 0.35s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
        }
        .faq-answer-inner {
            padding: 0 24px 20px;
            font-size: 0.93rem;
            color: var(--color-text-secondary);
            line-height: 1.75;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(145deg, #0d1b2a 0%, #142840 40%, #1a3c5e 100%);
            border-radius: var(--radius-xl);
            padding: 56px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
            z-index: 0;
        }
        .cta-section>* {
            position: relative;
            z-index: 1;
        }
        .cta-section h3 {
            font-size: 1.8rem;
            font-weight: 720;
            margin: 0 0 12px;
            letter-spacing: -0.3px;
        }
        .cta-section p {
            font-size: 1.02rem;
            color: rgba(255, 255, 255, 0.75);
            margin: 0 auto 24px;
            max-width: 520px;
            line-height: 1.7;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0d1b2a;
            color: rgba(255, 255, 255, 0.78);
            padding: 52px 0 28px;
            margin-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 36px;
            margin-bottom: 32px;
        }
        .footer-brand {
            font-size: 1.3rem;
            font-weight: 720;
            color: #fff;
            letter-spacing: -0.2px;
            margin-bottom: 10px;
        }
        .footer-desc {
            font-size: 0.9rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
            margin: 0;
        }
        .footer-col h5 {
            font-size: 0.95rem;
            font-weight: 650;
            color: #fff;
            margin: 0 0 12px;
            letter-spacing: 0.02em;
        }
        .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, 0.55);
            font-size: 0.9rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-bottom p {
            margin: 0;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .nav-links-desktop {
                gap: 2px;
            }
            .nav-link-item {
                padding: 8px 11px;
                font-size: 0.85rem;
            }
            .nav-cta-btn {
                padding: 9px 15px;
                font-size: 0.82rem;
            }
            .page-banner h1 {
                font-size: 2.2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .section-padding {
                padding: 48px 0;
            }
            .section-padding-lg {
                padding: 56px 0;
            }
        }

        @media (max-width: 768px) {
            .nav-links-desktop {
                display: none;
            }
            .nav-cta-btn.desktop-only {
                display: none;
            }
            .mobile-menu-toggle {
                display: inline-flex;
            }
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
            .page-banner {
                padding: 48px 0 40px;
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .page-banner .banner-desc {
                font-size: 0.95rem;
            }
            .section-title {
                font-size: 1.45rem;
            }
            .section-subtitle {
                font-size: 0.9rem;
                margin-bottom: 28px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }
            .card-stat .stat-number {
                font-size: 2rem;
            }
            .match-card-image {
                height: 140px;
            }
            .cta-section {
                padding: 36px 20px;
                border-radius: var(--radius-lg);
            }
            .cta-section h3 {
                font-size: 1.4rem;
            }
            .step-item {
                flex-direction: column;
                gap: 10px;
                align-items: flex-start;
            }
            .section-padding {
                padding: 36px 0;
            }
            .section-padding-lg {
                padding: 44px 0;
            }
        }

        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.45rem;
            }
            .page-banner .banner-desc {
                font-size: 0.88rem;
            }
            .btn-accent,
            .btn-outline-light {
                padding: 11px 20px;
                font-size: 0.9rem;
                border-radius: 10px;
            }
            .page-banner .banner-actions {
                flex-direction: column;
                gap: 10px;
            }
            .card-stat {
                padding: 20px 16px;
            }
            .card-stat .stat-number {
                font-size: 1.7rem;
            }
            .match-card-image {
                height: 120px;
            }
            .feature-card {
                padding: 22px 18px;
            }
            .faq-question {
                padding: 16px 18px;
                font-size: 0.93rem;
            }
            .faq-answer-inner {
                padding: 0 18px 16px;
                font-size: 0.85rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #0f1d36;
            --primary-light: #1a3052;
            --accent: #d4a843;
            --accent-hover: #c49530;
            --accent-light: #fdf3dc;
            --bg: #f7f8fb;
            --bg-white: #ffffff;
            --text: #1e293b;
            --text-strong: #0f172a;
            --text-muted: #64748b;
            --text-light: #94a3b8;
            --border: #e2e8f0;
            --border-light: #f1f5f9;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.07);
            --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.13);
            --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-sans);
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.7;
            min-height: 100vh;
        }

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

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

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

        input,
        button {
            font-family: inherit;
        }

        .container-custom {
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ===== HEADER & NAV ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(15, 29, 54, 0.97);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.18);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 20px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.25rem;
            color: #ffffff;
            white-space: nowrap;
            letter-spacing: 0.02em;
            transition: opacity var(--transition);
        }
        .nav-logo:hover {
            opacity: 0.85;
        }
        .nav-logo-icon {
            font-size: 1.5rem;
        }

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

        .nav-link-item {
            display: inline-flex;
            align-items: center;
            padding: 8px 15px;
            border-radius: 8px;
            font-size: 0.925rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.78);
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }
        .nav-link-item:hover {
            color: #ffffff;
            background: rgba(255, 255, 255, 0.07);
        }
        .nav-link-item.active {
            color: var(--accent);
            background: rgba(212, 168, 67, 0.12);
            font-weight: 600;
        }
        .nav-link-item.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 15px;
            right: 15px;
            height: 2.5px;
            background: var(--accent);
            border-radius: 4px;
        }

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 9px 20px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 600;
            background: linear-gradient(135deg, var(--accent) 0%, #c09030 100%);
            color: #1a1a1a;
            white-space: nowrap;
            transition: all var(--transition);
            box-shadow: 0 3px 14px rgba(212, 168, 67, 0.30);
            letter-spacing: 0.01em;
        }
        .nav-cta-btn:hover {
            transform: translateY(-1px);
            box-shadow: 0 6px 22px rgba(212, 168, 67, 0.42);
            color: #0f0f0f;
        }
        .nav-cta-btn:active {
            transform: scale(0.97);
        }

        .mobile-menu-toggle {
            display: none;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            color: #ffffff;
            font-size: 1.35rem;
            padding: 8px 12px;
            border-radius: 8px;
            transition: all var(--transition);
        }
        .mobile-menu-toggle:hover {
            background: rgba(255, 255, 255, 0.15);
        }

        .mobile-nav-panel {
            display: none;
            flex-direction: column;
            background: rgba(15, 29, 54, 0.99);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-top: 1px solid rgba(255, 255, 255, 0.07);
            padding: 10px 20px 18px;
            gap: 4px;
        }
        .mobile-nav-panel.is-open {
            display: flex;
        }
        .mobile-nav-link {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 13px 16px;
            border-radius: 10px;
            font-size: 1rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.82);
            transition: all var(--transition);
        }
        .mobile-nav-link:hover {
            background: rgba(255, 255, 255, 0.06);
            color: #fff;
        }
        .mobile-nav-link.active {
            background: rgba(212, 168, 67, 0.15);
            color: var(--accent);
            font-weight: 600;
        }
        .mobile-nav-cta {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-top: 6px;
            padding: 13px 20px;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.95rem;
            background: linear-gradient(135deg, var(--accent) 0%, #c09030 100%);
            color: #1a1a1a;
            transition: all var(--transition);
            box-shadow: 0 3px 14px rgba(212, 168, 67, 0.25);
        }
        .mobile-nav-cta:hover {
            box-shadow: 0 6px 22px rgba(212, 168, 67, 0.40);
        }

        /* ===== PAGE BANNER ===== */
        .page-banner {
            position: relative;
            min-height: 360px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center 30%;
            background-repeat: no-repeat;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 29, 54, 0.82) 0%, rgba(15, 29, 54, 0.94) 100%);
            z-index: 1;
        }
        .page-banner-content {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: 50px 0;
        }
        .page-banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            background: rgba(212, 168, 67, 0.18);
            color: var(--accent);
            border: 1px solid rgba(212, 168, 67, 0.30);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }
        .page-banner h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #ffffff;
            margin: 0 0 12px;
            letter-spacing: -0.01em;
            line-height: 1.25;
        }
        .page-banner p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.78);
            max-width: 620px;
            margin: 0;
            line-height: 1.7;
        }

        /* ===== SECTION TITLES ===== */
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            font-size: 0.85rem;
            font-weight: 700;
            letter-spacing: 0.05em;
            text-transform: uppercase;
            color: var(--accent);
            margin-bottom: 8px;
        }
        .section-title {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-strong);
            margin: 0 0 10px;
            line-height: 1.3;
            letter-spacing: -0.01em;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 0 36px;
            line-height: 1.65;
        }

        /* ===== CARDS ===== */
        .card-recommend {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .card-recommend:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: #dce3ed;
        }
        .card-recommend-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }
        .card-recommend-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-recommend-tag {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            border-radius: 14px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            width: fit-content;
            margin-bottom: 10px;
        }
        .tag-hot {
            background: #fef2f2;
            color: #dc2626;
            border: 1px solid #fecaca;
        }
        .tag-value {
            background: #f0fdf4;
            color: #16a34a;
            border: 1px solid #bbf7d0;
        }
        .tag-premium {
            background: #fffbeb;
            color: #d97706;
            border: 1px solid #fde68a;
        }
        .card-recommend h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-strong);
            margin: 0 0 6px;
            line-height: 1.4;
        }
        .card-recommend .card-meta {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 8px;
        }
        .card-recommend .card-desc {
            font-size: 0.9rem;
            color: var(--text);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 14px;
        }
        .card-recommend .card-expert {
            display: flex;
            align-items: center;
            gap: 10px;
            padding-top: 12px;
            border-top: 1px solid var(--border-light);
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .card-expert-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            object-fit: cover;
            border: 2px solid var(--border);
        }

        /* ===== EXPERT TEAM CARD ===== */
        .expert-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 26px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            text-align: center;
            transition: all var(--transition);
        }
        .expert-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .expert-avatar-lg {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            object-fit: cover;
            margin: 0 auto 14px;
            border: 3px solid var(--accent);
            box-shadow: 0 4px 16px rgba(212, 168, 67, 0.20);
        }
        .expert-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-strong);
            margin: 0 0 4px;
        }
        .expert-card .expert-title {
            font-size: 0.8rem;
            color: var(--accent);
            font-weight: 600;
            letter-spacing: 0.03em;
            margin-bottom: 8px;
        }
        .expert-card .expert-desc {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ===== STAT BLOCK ===== */
        .stat-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.02em;
            line-height: 1.1;
        }
        .stat-number .accent {
            color: var(--accent);
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-top: 6px;
            font-weight: 500;
        }

        /* ===== CTA SECTION ===== */
        .cta-block {
            background: linear-gradient(135deg, var(--primary) 0%, #1a3052 60%, #0f1d36 100%);
            border-radius: var(--radius-xl);
            padding: 48px 36px;
            text-align: center;
            color: #ffffff;
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }
        .cta-block::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: rgba(212, 168, 67, 0.08);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-block h3 {
            font-size: 1.7rem;
            font-weight: 700;
            margin: 0 0 10px;
            position: relative;
            z-index: 1;
        }
        .cta-block p {
            color: rgba(255, 255, 255, 0.75);
            margin: 0 0 24px;
            position: relative;
            z-index: 1;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-cta-lg {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 700;
            background: linear-gradient(135deg, var(--accent) 0%, #c09030 100%);
            color: #1a1a1a;
            transition: all var(--transition);
            box-shadow: 0 6px 24px rgba(212, 168, 67, 0.35);
            position: relative;
            z-index: 1;
            letter-spacing: 0.01em;
        }
        .btn-cta-lg:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 32px rgba(212, 168, 67, 0.48);
            color: #0a0a0a;
        }
        .btn-cta-lg:active {
            transform: scale(0.96);
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            margin-bottom: 10px;
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .faq-item:hover {
            box-shadow: var(--shadow);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 22px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-strong);
            background: none;
            border: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            transition: color var(--transition);
            letter-spacing: 0.01em;
        }
        .faq-question:hover {
            color: var(--accent);
        }
        .faq-question i {
            transition: transform var(--transition);
            color: var(--text-muted);
            font-size: 0.85rem;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 22px;
            font-size: 0.92rem;
            color: var(--text);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 0 22px 20px;
        }

        /* ===== FOOTER ===== */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 28px;
            margin-top: 60px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 32px;
        }
        .footer-brand {
            font-size: 1.3rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }
        .footer-desc {
            font-size: 0.9rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
            margin: 0;
            max-width: 320px;
        }
        .footer-col h5 {
            font-size: 0.9rem;
            font-weight: 700;
            color: #ffffff;
            margin: 0 0 14px;
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.10);
            padding-top: 20px;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.40);
        }

        /* ===== BUTTONS ===== */
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 22px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 600;
            border: 1.5px solid var(--border);
            color: var(--text);
            background: transparent;
            transition: all var(--transition);
            cursor: pointer;
        }
        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: var(--accent-light);
        }
        .btn-outline:active {
            transform: scale(0.96);
        }

        .btn-primary-sm {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 8px 18px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            border: none;
            transition: all var(--transition);
            cursor: pointer;
        }
        .btn-primary-sm:hover {
            background: var(--primary-light);
            box-shadow: var(--shadow);
        }
        .btn-primary-sm:active {
            transform: scale(0.96);
        }

        /* ===== RESPONSIVE ===== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .page-banner h1 {
                font-size: 2.1rem;
            }
            .page-banner {
                min-height: 280px;
            }
            .desktop-only {
                display: none !important;
            }
            .nav-links-desktop {
                gap: 0;
            }
            .nav-link-item {
                padding: 7px 11px;
                font-size: 0.85rem;
            }
        }

        @media (max-width: 768px) {
            .nav-links-desktop {
                display: none;
            }
            .nav-cta-btn.desktop-only {
                display: none !important;
            }
            .mobile-menu-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .page-banner {
                min-height: 250px;
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .page-banner p {
                font-size: 0.95rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }
            .cta-block {
                padding: 32px 20px;
                border-radius: var(--radius-lg);
            }
            .cta-block h3 {
                font-size: 1.35rem;
            }
            .stat-number {
                font-size: 2rem;
            }
            .card-recommend-img {
                height: 170px;
            }
            .expert-avatar-lg {
                width: 64px;
                height: 64px;
            }
        }

        @media (max-width: 520px) {
            .nav-container {
                height: 56px;
                padding-left: 14px;
                padding-right: 14px;
            }
            .nav-logo {
                font-size: 1.1rem;
            }
            .nav-logo-icon {
                font-size: 1.25rem;
            }
            .page-banner {
                min-height: 210px;
            }
            .page-banner h1 {
                font-size: 1.4rem;
            }
            .page-banner p {
                font-size: 0.85rem;
            }
            .page-banner-content {
                padding: 32px 0;
            }
            .section-title {
                font-size: 1.25rem;
            }
            .card-recommend-body {
                padding: 14px 16px 18px;
            }
            .card-recommend h3 {
                font-size: 1rem;
            }
            .stat-card {
                padding: 20px 14px;
            }
            .stat-number {
                font-size: 1.7rem;
            }
            .btn-cta-lg {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 0.9rem;
            }
            .faq-answer {
                padding: 0 16px;
                font-size: 0.85rem;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 16px;
            }
        }