/* roulang page: index */
:root {
            --primary: #0d2137;
            --primary-light: #1a3d5c;
            --primary-dark: #081828;
            --accent: #c8963e;
            --accent-light: #d4a855;
            --accent-dark: #a67a2e;
            --bg-white: #ffffff;
            --bg-light: #f7f8fa;
            --bg-cream: #faf8f5;
            --bg-dark: #0a1929;
            --text-primary: #1c1c1e;
            --text-secondary: #4a4a50;
            --text-muted: #7a7a84;
            --text-light: #9a9aa4;
            --text-on-dark: #e8e8ec;
            --border-light: #e2e4e9;
            --border-medium: #d0d3da;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50px;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, sans-serif;
            --max-width: 1240px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-white);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

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

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

        input {
            font-family: inherit;
            font-size: inherit;
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: 1.3;
            font-weight: 700;
        }

        p {
            margin: 0 0 1rem;
            line-height: 1.75;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header */
        .site-header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-base);
        }

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

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            gap: 20px;
            flex-wrap: wrap;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.55rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
            transition: color var(--transition-fast);
        }

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

        .header-logo .logo-icon {
            width: 40px;
            height: 40px;
            background: var(--accent);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .header-search {
            display: flex;
            align-items: center;
            background: var(--bg-light);
            border-radius: var(--radius-full);
            padding: 8px 16px;
            gap: 8px;
            border: 1px solid var(--border-light);
            transition: all var(--transition-fast);
        }

        .header-search:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(200, 150, 62, 0.12);
            background: #fff;
        }

        .header-search input {
            border: none;
            background: transparent;
            outline: none;
            width: 160px;
            font-size: 0.9rem;
            color: var(--text-primary);
        }

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

        .header-search .fa-search {
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        .btn-cta-header {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent);
            color: #fff;
            padding: 10px 20px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.9rem;
            border: none;
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }

        .btn-cta-header:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-cta-header:active {
            transform: translateY(0);
        }

        /* Navigation Tabs Row */
        .header-nav-row {
            border-top: 1px solid var(--border-light);
            background: var(--bg-white);
        }

        .nav-tabs {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 6px 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border-medium) transparent;
        }

        .nav-tabs::-webkit-scrollbar {
            height: 4px;
        }

        .nav-tabs::-webkit-scrollbar-track {
            background: transparent;
        }

        .nav-tabs::-webkit-scrollbar-thumb {
            background: var(--border-medium);
            border-radius: 10px;
        }

        .nav-tab {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-secondary);
            white-space: nowrap;
            transition: all var(--transition-fast);
            border: 1px solid transparent;
            cursor: pointer;
            letter-spacing: 0.01em;
            position: relative;
        }

        .nav-tab:hover {
            color: var(--primary);
            background: var(--bg-light);
        }

        .nav-tab.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: var(--shadow-sm);
        }

        .nav-tab.active:hover {
            background: var(--primary-light);
            color: #fff;
        }

        .nav-tab .tab-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: currentColor;
            opacity: 0.5;
            flex-shrink: 0;
        }

        .nav-tab.active .tab-dot {
            opacity: 1;
            background: var(--accent-light);
        }

        /* Mobile nav toggle */
        .mobile-nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--primary);
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }

        .mobile-nav-toggle:hover {
            background: var(--bg-light);
            color: var(--accent);
        }

        /* Hero */
        .hero-section {
            position: relative;
            background: linear-gradient(135deg, rgba(13, 33, 55, 0.88) 0%, rgba(8, 24, 40, 0.92) 40%, rgba(10, 25, 41, 0.9) 100%), url('assets/images/backpic/back-1.webp') center/cover no-repeat;
            color: #fff;
            padding: 80px 0 90px;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 350px;
            height: 350px;
            border-radius: 50%;
            background: rgba(200, 150, 62, 0.08);
            pointer-events: none;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -60px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(200, 150, 62, 0.06);
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 780px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            padding: 6px 16px;
            border-radius: var(--radius-full);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--accent-light);
            letter-spacing: 0.03em;
            margin-bottom: 20px;
            backdrop-filter: blur(4px);
        }

        .hero-badge .badge-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
            animation: pulse-dot 2s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(1.6);
            }
        }

        .hero-title {
            font-size: 2.9rem;
            font-weight: 800;
            letter-spacing: 0.03em;
            margin-bottom: 16px;
            line-height: 1.2;
            color: #fff;
        }

        .hero-title .accent-word {
            color: var(--accent-light);
            position: relative;
        }

        .hero-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 24px;
            line-height: 1.7;
            max-width: 620px;
        }

        .hero-desc {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.8;
            margin-bottom: 30px;
            max-width: 650px;
        }

        .hero-btns {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-hero-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #fff;
            padding: 14px 28px;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 1rem;
            border: none;
            transition: all var(--transition-base);
            letter-spacing: 0.02em;
        }

        .btn-hero-primary:hover {
            background: var(--accent-light);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        .btn-hero-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            padding: 14px 28px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 1rem;
            border: 2px solid rgba(255, 255, 255, 0.5);
            transition: all var(--transition-base);
            letter-spacing: 0.02em;
        }

        .btn-hero-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            transform: translateY(-2px);
        }

        /* Stats Bar */
        .stats-bar {
            background: #fff;
            border-bottom: 1px solid var(--border-light);
            margin-top: -1px;
            position: relative;
            z-index: 5;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            border-left: 1px solid var(--border-light);
        }

        .stat-item {
            text-align: center;
            padding: 28px 16px;
            border-right: 1px solid var(--border-light);
            transition: background var(--transition-fast);
        }

        .stat-item:hover {
            background: var(--bg-cream);
        }

        .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.02em;
            line-height: 1;
            margin-bottom: 6px;
        }

        .stat-number .stat-plus {
            color: var(--accent);
            font-size: 1.3rem;
        }

        .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            font-weight: 500;
            letter-spacing: 0.02em;
        }

        /* Section */
        .section {
            padding: 70px 0;
        }

        .section-sm {
            padding: 48px 0;
        }

        .section-lg {
            padding: 90px 0;
        }

        .section-bg-light {
            background: var(--bg-light);
        }

        .section-bg-cream {
            background: var(--bg-cream);
        }

        .section-bg-dark {
            background: var(--bg-dark);
            color: #fff;
        }

        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }

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

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--accent);
            margin-bottom: 10px;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.02em;
            margin-bottom: 10px;
        }

        .section-bg-dark .section-title {
            color: #fff;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 560px;
            margin: 0 auto;
            line-height: 1.6;
        }

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

        /* Cards */
        .card-grid {
            display: grid;
            gap: 24px;
        }

        .card-grid-3 {
            grid-template-columns: repeat(3, 1fr);
        }

        .card-grid-4 {
            grid-template-columns: repeat(4, 1fr);
        }

        .card-grid-5 {
            grid-template-columns: repeat(5, 1fr);
        }

        .card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-light);
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
        }

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

        .card-image {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            display: block;
        }

        .card-body {
            padding: 22px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .card-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--accent);
            background: rgba(200, 150, 62, 0.1);
            padding: 4px 10px;
            border-radius: var(--radius-full);
            letter-spacing: 0.04em;
            margin-bottom: 10px;
            width: fit-content;
        }

        .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .card-text {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
        }

        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--accent);
            margin-top: 12px;
            transition: gap var(--transition-fast);
        }

        .card-link:hover {
            gap: 10px;
            color: var(--accent-dark);
        }

        /* Advantage Cards */
        .advantage-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            text-align: center;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            height: 100%;
        }

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

        .advantage-icon {
            width: 60px;
            height: 60px;
            border-radius: var(--radius-md);
            background: rgba(200, 150, 62, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            font-size: 1.6rem;
            color: var(--accent);
            transition: all var(--transition-base);
        }

        .advantage-card:hover .advantage-icon {
            background: var(--accent);
            color: #fff;
            transform: scale(1.06);
        }

        .advantage-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }

        .advantage-text {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* Brand Story */
        .brand-story-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .brand-story-image {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            aspect-ratio: 4 / 3;
            object-fit: cover;
            width: 100%;
        }

        .brand-story-content h3 {
            font-size: 1.7rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .brand-story-content p {
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 14px;
            font-size: 0.95rem;
        }

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

        .testimonial-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            position: relative;
        }

        .testimonial-card::before {
            content: '\201C';
            font-size: 4rem;
            color: var(--accent);
            opacity: 0.25;
            position: absolute;
            top: 8px;
            left: 16px;
            line-height: 1;
            font-family: Georgia, serif;
        }

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

        .testimonial-text {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            padding-top: 8px;
            position: relative;
            z-index: 1;
        }

        .testimonial-author {
            font-weight: 700;
            font-size: 0.85rem;
            color: var(--primary);
        }

        .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: 12px;
        }

        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-sm);
        }

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

        .faq-question {
            width: 100%;
            text-align: left;
            background: none;
            border: none;
            padding: 18px 22px;
            font-weight: 700;
            font-size: 1rem;
            color: var(--primary);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            letter-spacing: 0.01em;
            transition: color var(--transition-fast);
        }

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

        .faq-arrow {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--bg-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            transition: all var(--transition-base);
            color: var(--text-muted);
        }

        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            background: var(--accent);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 22px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 22px 20px;
        }

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

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

        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        .news-card-image {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
        }

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

        .news-date {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-bottom: 6px;
            letter-spacing: 0.02em;
        }

        .news-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .news-summary {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
        }

        .news-read-more {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--accent);
            margin-top: 10px;
            transition: gap var(--transition-fast);
        }

        .news-read-more:hover {
            gap: 8px;
            color: var(--accent-dark);
        }

        /* Partners */
        .partners-row {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 40px;
            flex-wrap: wrap;
        }

        .partner-logo {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-muted);
            letter-spacing: 0.04em;
            padding: 16px 24px;
            border-radius: var(--radius-md);
            background: #fff;
            border: 1px solid var(--border-light);
            transition: all var(--transition-fast);
            text-align: center;
            min-width: 100px;
        }

        .partner-logo:hover {
            color: var(--accent);
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: #fff;
            text-align: center;
            padding: 70px 20px;
            border-radius: var(--radius-xl);
            margin: 60px auto;
            max-width: var(--max-width);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -60px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: rgba(200, 150, 62, 0.1);
            pointer-events: none;
        }

        .cta-title {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
            position: relative;
            z-index: 1;
        }

        .cta-text {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #fff;
            padding: 16px 36px;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 1.05rem;
            border: none;
            transition: all var(--transition-base);
            letter-spacing: 0.02em;
            position: relative;
            z-index: 1;
            cursor: pointer;
        }

        .btn-cta-large:hover {
            background: var(--accent-light);
            color: #fff;
            transform: translateY(-3px);
            box-shadow: var(--shadow-xl);
        }

        /* Footer */
        .site-footer {
            background: var(--bg-dark);
            color: var(--text-on-dark);
            padding: 50px 0 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

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

        .footer-brand-name {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: 0.02em;
            margin-bottom: 10px;
        }

        .footer-brand-desc {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.6;
        }

        .footer-col-title {
            font-size: 0.85rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.04em;
            text-transform: uppercase;
            margin-bottom: 14px;
        }

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

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

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.45);
            letter-spacing: 0.02em;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-title {
                font-size: 2.3rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .card-grid-5 {
                grid-template-columns: repeat(3, 1fr);
            }
            .card-grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .brand-story-block {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .header-search input {
                width: 100px;
            }
            .nav-tab {
                padding: 8px 14px;
                font-size: 0.82rem;
            }
        }

        @media (max-width: 768px) {
            .hero-section {
                padding: 50px 0 55px;
            }
            .hero-title {
                font-size: 1.8rem;
            }
            .hero-subtitle {
                font-size: 1rem;
            }
            .hero-desc {
                font-size: 0.9rem;
            }
            .hero-btns {
                flex-direction: column;
                gap: 10px;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                width: 100%;
                justify-content: center;
                text-align: center;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                border-left: none;
            }
            .stat-item {
                padding: 20px 10px;
                border: 1px solid var(--border-light);
            }
            .stat-number {
                font-size: 1.7rem;
            }
            .card-grid-5,
            .card-grid-3,
            .card-grid-4 {
                grid-template-columns: 1fr;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .section {
                padding: 44px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .brand-story-block {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .header-top {
                gap: 10px;
            }
            .header-search {
                display: none;
            }
            .nav-tab {
                padding: 8px 12px;
                font-size: 0.78rem;
                gap: 4px;
                border-radius: var(--radius-sm);
            }
            .nav-tabs {
                gap: 2px;
            }
            .mobile-nav-toggle {
                display: block;
            }
            .header-nav-row {
                max-height: 0;
                overflow: hidden;
                transition: max-height var(--transition-slow);
                border-top: none;
            }
            .header-nav-row.mobile-open {
                max-height: 300px;
                border-top: 1px solid var(--border-light);
            }
            .partners-row {
                gap: 16px;
            }
            .partner-logo {
                font-size: 0.9rem;
                padding: 12px 16px;
            }
            .cta-section {
                margin: 30px 12px;
                padding: 44px 16px;
                border-radius: var(--radius-lg);
            }
            .cta-title {
                font-size: 1.4rem;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.5rem;
            }
            .hero-section {
                padding: 36px 0 40px;
            }
            .stat-number {
                font-size: 1.4rem;
            }
            .stat-label {
                font-size: 0.75rem;
            }
            .nav-tab {
                padding: 6px 10px;
                font-size: 0.72rem;
                border-radius: var(--radius-sm);
            }
            .header-logo {
                font-size: 1.2rem;
            }
            .header-logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 1rem;
            }
            .btn-cta-header {
                padding: 8px 14px;
                font-size: 0.8rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .card-body {
                padding: 14px;
            }
            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
            .faq-answer {
                font-size: 0.82rem;
            }
            .news-card-body {
                padding: 12px 14px 16px;
            }
        }

/* roulang page: category3 */
/* ===== 设计变量 ===== */
        :root {
            --color-primary: #1a3c5e;
            --color-primary-light: #1f4d78;
            --color-primary-dark: #0f2a45;
            --color-accent: #c9a96e;
            --color-accent-light: #d9bd8a;
            --color-accent-dark: #b0894f;
            --color-bg: #f8f9fb;
            --color-white: #ffffff;
            --color-text: #1a1a1a;
            --color-text-secondary: #5a5f6b;
            --color-text-muted: #88909b;
            --color-border: #e2e5ea;
            --color-border-light: #eef0f3;
            --color-success: #2d8c5e;
            --color-warning: #e8a840;
            --color-danger: #c94a3d;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.12);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --max-width: 1200px;
            --header-height: 68px;
            --nav-height: 52px;
        }

        /* ===== 基础 Reset ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        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);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

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

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: 1.3;
            font-weight: 700;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }

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

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 20px;
            height: var(--header-height);
            max-width: var(--max-width);
            margin: 0 auto;
            gap: 20px;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.45rem;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
            flex-shrink: 0;
        }

        .header-logo .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .header-search {
            display: flex;
            align-items: center;
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: 24px;
            padding: 7px 16px;
            gap: 8px;
            transition: all var(--transition-fast);
            min-width: 180px;
        }

        .header-search:focus-within {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(201, 169, 110, 0.12);
            background: var(--color-white);
        }

        .header-search input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.9rem;
            color: var(--color-text);
            width: 100%;
            min-width: 100px;
        }

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

        .header-search .search-icon {
            color: var(--color-text-muted);
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .btn-header-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            background: var(--color-accent);
            color: #fff;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.9rem;
            border: none;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.01em;
        }

        .btn-header-cta:hover {
            background: var(--color-accent-dark);
            box-shadow: var(--shadow-sm);
            color: #fff;
            transform: translateY(-1px);
        }

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

        /* ===== 导航行 ===== */
        .header-nav-row {
            background: var(--color-primary);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .nav-tabs {
            display: flex;
            align-items: center;
            gap: 4px;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 16px;
            height: var(--nav-height);
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            white-space: nowrap;
        }

        .nav-tabs::-webkit-scrollbar {
            display: none;
        }

        .nav-tab {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.82);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
            letter-spacing: 0.02em;
            flex-shrink: 0;
            cursor: pointer;
            text-decoration: none;
        }

        .nav-tab:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }

        .nav-tab.active {
            color: #fff;
            background: rgba(255, 255, 255, 0.16);
            font-weight: 600;
            box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.15);
        }

        .tab-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-accent);
            flex-shrink: 0;
            transition: all var(--transition-fast);
        }

        .nav-tab.active .tab-dot {
            background: var(--color-accent-light);
            box-shadow: 0 0 8px rgba(201, 169, 110, 0.6);
            width: 8px;
            height: 8px;
        }

        /* ===== 移动端汉堡菜单按钮 ===== */
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-primary);
            cursor: pointer;
            padding: 8px;
            flex-shrink: 0;
            line-height: 1;
        }

        /* ===== 分类Banner ===== */
        .category-banner {
            position: relative;
            background: linear-gradient(160deg, #0f2a45 0%, #1a3c5e 40%, #1f4d78 100%);
            padding: 56px 0 52px;
            overflow: hidden;
            min-height: 240px;
            display: flex;
            align-items: center;
        }

        .category-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.16;
            mix-blend-mode: overlay;
            pointer-events: none;
        }

        .category-banner::after {
            content: '';
            position: absolute;
            right: -80px;
            top: 50%;
            transform: translateY(-50%);
            width: 340px;
            height: 340px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(201, 169, 110, 0.18) 0%, transparent 70%);
            pointer-events: none;
        }

        .banner-content {
            position: relative;
            z-index: 1;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
        }

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

        .banner-badge {
            display: inline-block;
            background: rgba(201, 169, 110, 0.2);
            color: var(--color-accent-light);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 14px;
            border: 1px solid rgba(201, 169, 110, 0.3);
        }

        .banner-text h1 {
            font-size: 2.4rem;
            color: #fff;
            font-weight: 700;
            margin-bottom: 10px;
            letter-spacing: -0.01em;
            line-height: 1.25;
        }

        .banner-text .banner-subtitle {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.78);
            line-height: 1.7;
            max-width: 560px;
        }

        .banner-stats {
            display: flex;
            gap: 28px;
            flex-shrink: 0;
            flex-wrap: wrap;
        }

        .banner-stat-card {
            background: rgba(255, 255, 255, 0.07);
            border: 1px solid rgba(255, 255, 255, 0.13);
            border-radius: var(--radius-lg);
            padding: 22px 26px;
            text-align: center;
            min-width: 100px;
            backdrop-filter: blur(4px);
        }

        .banner-stat-card .stat-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-accent-light);
            line-height: 1;
            margin-bottom: 4px;
        }

        .banner-stat-card .stat-label {
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.7);
            letter-spacing: 0.03em;
        }

        /* ===== 板块通用 ===== */
        .section {
            padding: 60px 0;
        }

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

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

        .section-header h2 {
            font-size: 1.9rem;
            color: var(--color-primary);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }

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

        .section-divider {
            width: 48px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 2px;
            margin: 14px auto 0;
        }

        /* ===== 策略卡片网格 ===== */
        .strategy-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
            gap: 24px;
        }

        .strategy-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

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

        .strategy-card .card-icon-circle {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            margin-bottom: 16px;
            flex-shrink: 0;
        }

        .icon-blue {
            background: #e8f1fb;
            color: #1a3c5e;
        }
        .icon-gold {
            background: #fdf6ea;
            color: #c9a96e;
        }
        .icon-green {
            background: #e6f4ed;
            color: #2d8c5e;
        }
        .icon-purple {
            background: #f3edf9;
            color: #6b4c9a;
        }

        .strategy-card h3 {
            font-size: 1.15rem;
            color: var(--color-primary);
            margin-bottom: 8px;
            font-weight: 600;
        }

        .strategy-card p {
            font-size: 0.92rem;
            color: var(--color-text-secondary);
            line-height: 1.65;
            margin: 0;
        }

        .strategy-card .card-tag {
            display: inline-block;
            margin-top: 12px;
            padding: 4px 10px;
            border-radius: 12px;
            font-size: 0.76rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            background: var(--color-bg);
            color: var(--color-text-secondary);
        }

        /* ===== 深度解析区块 ===== */
        .deep-dive {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: start;
        }

        .deep-dive-image-wrap {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            position: relative;
        }

        .deep-dive-image-wrap img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 4/3;
            display: block;
        }

        .deep-dive-image-wrap::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 60%, rgba(15, 42, 69, 0.3) 100%);
            pointer-events: none;
        }

        .deep-dive-text h2 {
            font-size: 1.7rem;
            color: var(--color-primary);
            margin-bottom: 14px;
        }

        .deep-dive-text p {
            font-size: 0.98rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .check-list {
            list-style: none;
            padding: 0;
        }

        .check-list li {
            padding: 8px 0 8px 28px;
            position: relative;
            font-size: 0.95rem;
            color: var(--color-text);
            line-height: 1.6;
        }

        .check-list li::before {
            content: '\f00c';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            left: 0;
            top: 9px;
            color: var(--color-success);
            font-size: 0.8rem;
        }

        /* ===== 流程步骤 ===== */
        .steps-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
            max-width: 800px;
            margin: 0 auto;
        }

        .step-item {
            display: flex;
            gap: 18px;
            align-items: flex-start;
            background: var(--color-white);
            border-radius: var(--radius-md);
            padding: 20px 22px;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-fast);
        }

        .step-item:hover {
            box-shadow: var(--shadow-sm);
            border-color: var(--color-border);
        }

        .step-number {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1rem;
            flex-shrink: 0;
            line-height: 1;
        }

        .step-body h4 {
            font-size: 1.05rem;
            color: var(--color-primary);
            margin-bottom: 4px;
            font-weight: 600;
        }

        .step-body p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            margin: 0;
            line-height: 1.6;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-xs);
        }

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

        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 22px;
            background: none;
            border: none;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            line-height: 1.5;
            transition: color var(--transition-fast);
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            transition: transform var(--transition-base);
            color: var(--color-text-muted);
            font-size: 0.85rem;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-base);
            padding: 0 22px;
        }

        .faq-item.open .faq-answer {
            max-height: 600px;
            padding: 0 22px 20px;
        }

        .faq-answer p {
            font-size: 0.93rem;
            color: var(--color-text-secondary);
            line-height: 1.75;
            margin: 0;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(150deg, #1a3c5e 0%, #0f2a45 100%);
            padding: 56px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('assets/images/backpic/back-3.webp') center/cover no-repeat;
            opacity: 0.08;
            pointer-events: none;
        }

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

        .cta-section h2 {
            font-size: 1.8rem;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1rem;
            max-width: 500px;
            margin: 0 auto 24px;
        }

        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 32px;
            background: var(--color-accent);
            color: #fff;
            border-radius: 28px;
            font-weight: 700;
            font-size: 1rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            box-shadow: var(--shadow-md);
            text-decoration: none;
        }

        .btn-cta-large:hover {
            background: var(--color-accent-light);
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-cta-large:active {
            transform: translateY(0);
            box-shadow: var(--shadow-sm);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #0f1f30;
            color: rgba(255, 255, 255, 0.8);
            padding: 48px 0 28px;
            border-top: 4px solid var(--color-accent);
        }

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

        .footer-brand-name {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }

        .footer-brand-desc {
            font-size: 0.88rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            margin: 0;
        }

        .footer-col-title {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.03em;
        }

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

        .footer-links a {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition-fast);
            text-decoration: none;
        }

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

        .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, 0.45);
            line-height: 1.6;
        }

        .footer-bottom p {
            margin: 0;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .banner-text h1 {
                font-size: 2rem;
            }
            .banner-stats {
                gap: 16px;
            }
            .banner-stat-card {
                padding: 16px 18px;
            }
            .banner-stat-card .stat-number {
                font-size: 1.6rem;
            }
            .deep-dive {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .section {
                padding: 44px 0;
            }
            .section-header h2 {
                font-size: 1.6rem;
            }
        }

        @media (max-width: 768px) {
            .header-top {
                height: 56px;
                gap: 10px;
            }
            .header-logo {
                font-size: 1.2rem;
            }
            .header-logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 1rem;
            }
            .header-search {
                display: none;
            }
            .btn-header-cta {
                padding: 7px 14px;
                font-size: 0.82rem;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .nav-tabs {
                gap: 2px;
                padding: 0 8px;
                height: 44px;
            }
            .nav-tab {
                padding: 6px 12px;
                font-size: 0.8rem;
                border-radius: 16px;
            }
            .banner-content {
                flex-direction: column;
                gap: 24px;
                text-align: center;
            }
            .banner-text h1 {
                font-size: 1.65rem;
            }
            .banner-text .banner-subtitle {
                font-size: 0.9rem;
                max-width: 100%;
            }
            .banner-stats {
                justify-content: center;
                gap: 10px;
            }
            .banner-stat-card {
                padding: 14px 16px;
                min-width: 80px;
            }
            .banner-stat-card .stat-number {
                font-size: 1.3rem;
            }
            .banner-stat-card .stat-label {
                font-size: 0.72rem;
            }
            .strategy-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .section {
                padding: 36px 0;
            }
            .section-header h2 {
                font-size: 1.4rem;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .step-item {
                flex-direction: column;
                gap: 10px;
                align-items: flex-start;
            }
            .category-banner {
                padding: 36px 0 32px;
                min-height: auto;
            }
        }

        @media (max-width: 520px) {
            .header-top {
                padding: 0 12px;
                height: 50px;
            }
            .header-logo {
                font-size: 1.05rem;
            }
            .header-logo .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 0.8rem;
            }
            .btn-header-cta {
                padding: 6px 12px;
                font-size: 0.75rem;
                border-radius: 18px;
            }
            .nav-tabs {
                height: 40px;
                gap: 0;
            }
            .nav-tab {
                padding: 5px 10px;
                font-size: 0.74rem;
                border-radius: 14px;
            }
            .tab-dot {
                width: 5px;
                height: 5px;
            }
            .nav-tab.active .tab-dot {
                width: 6px;
                height: 6px;
            }
            .banner-text h1 {
                font-size: 1.35rem;
            }
            .banner-badge {
                font-size: 0.72rem;
                padding: 4px 10px;
            }
            .banner-stats {
                gap: 8px;
            }
            .banner-stat-card {
                padding: 10px 14px;
                min-width: 70px;
                border-radius: var(--radius-md);
            }
            .banner-stat-card .stat-number {
                font-size: 1.1rem;
            }
            .strategy-card {
                padding: 20px 16px;
            }
            .strategy-card h3 {
                font-size: 1rem;
            }
            .section-header h2 {
                font-size: 1.25rem;
            }
            .section-header {
                margin-bottom: 24px;
            }
            .cta-section {
                padding: 36px 0;
            }
            .cta-section h2 {
                font-size: 1.2rem;
            }
            .btn-cta-large {
                padding: 10px 24px;
                font-size: 0.9rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .deep-dive-text h2 {
                font-size: 1.3rem;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 0.9rem;
            }
            .faq-answer p {
                font-size: 0.85rem;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 16px;
            }
            .category-banner {
                padding: 28px 0 24px;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #0d2b45;
            --color-primary-light: #1a3f5c;
            --color-accent: #c8963e;
            --color-accent-light: #d4a853;
            --color-accent-pale: #fdf6e8;
            --color-bg: #ffffff;
            --color-bg-alt: #f6f7f9;
            --color-bg-card: #ffffff;
            --color-text: #1a1a2e;
            --color-text-strong: #0d1117;
            --color-text-weak: #6b7280;
            --color-text-muted: #9ca3af;
            --color-border: #e5e7eb;
            --color-border-light: #f0f1f3;
            --color-success: #10b981;
            --color-warning: #f59e0b;
            --color-danger: #ef4444;
            --color-info: #3b82f6;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --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);
            --transition-fast: 0.15s ease;
            --transition-normal: 0.25s ease;
            --transition-slow: 0.35s ease;
            --font-stack: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Helvetica Neue', Arial, sans-serif;
            --max-width: 1200px;
            --header-height: 64px;
            --nav-tabs-height: 50px;
        }

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

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

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

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

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

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

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

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section-padding {
            padding: 64px 0;
        }

        .section-padding-sm {
            padding: 40px 0;
        }

        .section-padding-lg {
            padding: 80px 0;
        }

        .bg-alt {
            background-color: var(--color-bg-alt);
        }

        .bg-dark {
            background-color: var(--color-primary);
            color: #ffffff;
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-accent);
            margin-bottom: 8px;
        }

        .section-title {
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--color-text-strong);
            margin-bottom: 8px;
            line-height: 1.3;
            letter-spacing: -0.02em;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--color-text-weak);
            margin-bottom: 32px;
            line-height: 1.6;
        }

        .section-title-light {
            color: #ffffff;
        }

        .section-subtitle-light {
            color: rgba(255, 255, 255, 0.75);
        }

        .text-center {
            text-align: center;
        }

        .text-accent {
            color: var(--color-accent);
        }

        .text-strong {
            color: var(--color-text-strong);
        }

        .text-weak {
            color: var(--color-text-weak);
        }

        .mb-8 {
            margin-bottom: 8px;
        }
        .mb-16 {
            margin-bottom: 16px;
        }
        .mb-24 {
            margin-bottom: 24px;
        }
        .mb-32 {
            margin-bottom: 32px;
        }
        .mb-48 {
            margin-bottom: 48px;
        }
        .mt-16 {
            margin-top: 16px;
        }
        .mt-24 {
            margin-top: 24px;
        }
        .mt-32 {
            margin-top: 32px;
        }

        /* ========== HEADER ========== */
        .site-header {
            background: #ffffff;
            border-bottom: 1px solid var(--color-border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
        }

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

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--color-primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .header-logo .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #ffffff;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .btn-header {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 18px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
            white-space: nowrap;
            border: 1.5px solid transparent;
        }

        .btn-header-primary {
            background: var(--color-accent);
            color: #ffffff;
            border-color: var(--color-accent);
        }

        .btn-header-primary:hover {
            background: var(--color-accent-light);
            border-color: var(--color-accent-light);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
            color: #ffffff;
        }

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

        .btn-header-outline:hover {
            background: var(--color-bg-alt);
            border-color: var(--color-primary);
            color: var(--color-primary);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-primary);
            padding: 6px 10px;
            cursor: pointer;
            flex-shrink: 0;
        }

        /* ========== NAV TABS ========== */
        .nav-tabs-wrapper {
            background: #ffffff;
            border-bottom: 1px solid var(--color-border-light);
            position: sticky;
            top: var(--header-height);
            z-index: 999;
            box-shadow: var(--shadow-sm);
        }

        .nav-tabs {
            display: flex;
            align-items: center;
            gap: 4px;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
            height: var(--nav-tabs-height);
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            white-space: nowrap;
        }

        .nav-tabs::-webkit-scrollbar {
            display: none;
        }

        .nav-tab {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 10px 18px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-text-weak);
            transition: all var(--transition-fast);
            white-space: nowrap;
            flex-shrink: 0;
            position: relative;
            background: transparent;
            border: 1.5px solid transparent;
        }

        .nav-tab:hover {
            color: var(--color-primary);
            background: var(--color-bg-alt);
            border-color: var(--color-border-light);
        }

        .nav-tab.active {
            background: var(--color-primary);
            color: #ffffff;
            border-color: var(--color-primary);
            font-weight: 700;
            box-shadow: var(--shadow-sm);
        }

        .nav-tab .tab-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: currentColor;
            flex-shrink: 0;
            opacity: 0.6;
        }

        .nav-tab.active .tab-dot {
            opacity: 1;
            background: var(--color-accent);
            box-shadow: 0 0 6px rgba(200, 150, 62, 0.5);
        }

        /* ========== HERO ========== */
        .hero-banner {
            position: relative;
            min-height: 380px;
            display: flex;
            align-items: center;
            background: var(--color-primary);
            overflow: hidden;
        }

        .hero-banner .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.35;
            mix-blend-mode: overlay;
            z-index: 1;
        }

        .hero-banner .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(13, 43, 69, 0.82) 0%, rgba(13, 43, 69, 0.94) 100%);
            z-index: 2;
        }

        .hero-content {
            position: relative;
            z-index: 3;
            padding: 60px 24px;
            width: 100%;
        }

        .hero-content .hero-badge {
            display: inline-block;
            background: rgba(200, 150, 62, 0.2);
            color: var(--color-accent-light);
            border: 1px solid rgba(200, 150, 62, 0.35);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
        }

        .hero-content h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #ffffff;
            line-height: 1.2;
            letter-spacing: -0.03em;
            margin-bottom: 12px;
        }

        .hero-content .hero-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.7;
            max-width: 680px;
            margin-bottom: 20px;
        }

        .hero-stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            margin-top: 8px;
        }

        .hero-stat-item {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #ffffff;
        }

        .hero-stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-accent-light);
            line-height: 1;
        }

        .hero-stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.3;
        }

        /* ========== STATS PANEL ========== */
        .stats-panel-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-card {
            background: #ffffff;
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            position: relative;
            overflow: hidden;
        }

        .stat-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--color-accent);
        }

        .stat-card .stat-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 1.3rem;
            background: var(--color-accent-pale);
            color: var(--color-accent);
        }

        .stat-card .stat-value {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1;
            margin-bottom: 6px;
            letter-spacing: -0.02em;
        }

        .stat-card .stat-label-text {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            font-weight: 500;
        }

        .stat-card .stat-change {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 50px;
            margin-top: 8px;
        }

        .stat-change.up {
            background: #ecfdf5;
            color: #059669;
        }

        .stat-change.down {
            background: #fef2f2;
            color: #dc2626;
        }

        /* ========== LEAGUE CARDS ========== */
        .league-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .league-card {
            background: #ffffff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
            cursor: pointer;
        }

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

        .league-card .card-img-wrap {
            position: relative;
            height: 180px;
            overflow: hidden;
            background: var(--color-bg-alt);
        }

        .league-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform var(--transition-slow);
        }

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

        .league-card .card-img-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--color-accent);
            color: #ffffff;
            padding: 5px 12px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            z-index: 2;
        }

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

        .league-card .card-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-text-strong);
            margin-bottom: 6px;
            line-height: 1.3;
        }

        .league-card .card-meta {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            margin-bottom: 12px;
            line-height: 1.5;
        }

        .league-card .card-stats-mini {
            display: flex;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin-top: auto;
            padding-top: 10px;
            border-top: 1px solid var(--color-border-light);
        }

        .league-card .card-stats-mini span {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        /* ========== DATA TABLE SECTION ========== */
        .data-table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            background: #ffffff;
        }

        .data-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.9rem;
            min-width: 700px;
        }

        .data-table thead th {
            background: var(--color-primary);
            color: #ffffff;
            padding: 14px 16px;
            text-align: left;
            font-weight: 700;
            font-size: 0.82rem;
            letter-spacing: 0.03em;
            white-space: nowrap;
            border-bottom: 2px solid var(--color-accent);
        }

        .data-table tbody td {
            padding: 13px 16px;
            border-bottom: 1px solid var(--color-border-light);
            color: var(--color-text);
            white-space: nowrap;
        }

        .data-table tbody tr {
            transition: background var(--transition-fast);
        }

        .data-table tbody tr:hover {
            background: var(--color-accent-pale);
        }

        .data-table tbody tr:last-child td {
            border-bottom: none;
        }

        .data-table .team-cell {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 600;
            color: var(--color-text-strong);
        }

        .data-table .team-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            flex-shrink: 0;
        }

        .data-table .rank-num {
            font-weight: 800;
            color: var(--color-primary);
            font-size: 1rem;
        }

        .data-table .tag-pill {
            display: inline-block;
            padding: 4px 10px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.02em;
        }

        .tag-green {
            background: #ecfdf5;
            color: #059669;
        }
        .tag-red {
            background: #fef2f2;
            color: #dc2626;
        }
        .tag-blue {
            background: #eff6ff;
            color: #2563eb;
        }
        .tag-amber {
            background: #fffbeb;
            color: #d97706;
        }

        /* ========== COMPARISON CARDS ========== */
        .comparison-grid {
            display: grid;
            grid-template-columns: 1fr 80px 1fr;
            gap: 16px;
            align-items: center;
        }

        .comparison-card {
            background: #ffffff;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
        }

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

        .comparison-card .comp-team-name {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .comparison-card .comp-stat-row {
            display: flex;
            justify-content: space-between;
            padding: 8px 0;
            border-bottom: 1px solid var(--color-border-light);
            font-size: 0.9rem;
        }

        .comparison-card .comp-stat-row:last-child {
            border-bottom: none;
        }

        .comparison-card .comp-stat-val {
            font-weight: 700;
            color: var(--color-text-strong);
        }

        .comparison-vs {
            text-align: center;
            font-weight: 800;
            font-size: 1.5rem;
            color: var(--color-accent);
            letter-spacing: 0.02em;
        }

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

        .faq-item {
            background: #ffffff;
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-sm);
        }

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            cursor: pointer;
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-text-strong);
            background: #ffffff;
            border: none;
            width: 100%;
            text-align: left;
            gap: 12px;
            transition: background var(--transition-fast);
        }

        .faq-question:hover {
            background: var(--color-bg-alt);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
            font-size: 0.8rem;
            color: var(--color-text-weak);
        }

        .faq-item.open .faq-question .faq-icon {
            background: var(--color-accent);
            color: #ffffff;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 20px;
            font-size: 0.95rem;
            color: var(--color-text-weak);
            line-height: 1.7;
            background: #fafbfc;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 16px 20px 20px;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, #0f3550 100%);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            text-align: center;
            color: #ffffff;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
            z-index: 1;
        }

        .cta-section>* {
            position: relative;
            z-index: 2;
        }

        .cta-section h3 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 10px;
            letter-spacing: -0.02em;
        }

        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 24px;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }

        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1rem;
            background: var(--color-accent);
            color: #ffffff;
            border: 2px solid var(--color-accent);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
        }

        .btn-cta:hover {
            background: var(--color-accent-light);
            border-color: var(--color-accent-light);
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(200, 150, 62, 0.35);
            color: #ffffff;
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.95rem;
            background: transparent;
            color: #ffffff;
            border: 2px solid rgba(255, 255, 255, 0.4);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
        }

        .btn-outline-light:hover {
            border-color: #ffffff;
            background: rgba(255, 255, 255, 0.1);
            color: #ffffff;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0a1f30;
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 24px;
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand-name {
            font-size: 1.3rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 10px;
            letter-spacing: -0.02em;
        }

        .footer-brand-desc {
            font-size: 0.88rem;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-col-title {
            font-size: 0.9rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 9px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.88rem;
            transition: color var(--transition-fast);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .footer-links 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: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
            line-height: 1.6;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-content h1 {
                font-size: 2.1rem;
            }
            .stats-panel-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .league-cards-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .comparison-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .comparison-vs {
                font-size: 1.2rem;
                padding: 4px 0;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .hero-stats-row {
                gap: 16px;
            }
            .hero-stat-num {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 56px;
                padding: 0 16px;
            }
            .header-logo {
                font-size: 1.15rem;
            }
            .header-logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
            }
            .btn-header {
                padding: 7px 14px;
                font-size: 0.8rem;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .header-actions .btn-header-outline {
                display: none;
            }
            .nav-tabs-wrapper {
                top: 56px;
            }
            .nav-tabs {
                padding: 0 12px;
                gap: 2px;
                height: 44px;
            }
            .nav-tab {
                padding: 8px 13px;
                font-size: 0.8rem;
                gap: 4px;
            }
            .nav-tab .tab-dot {
                width: 5px;
                height: 5px;
            }
            .hero-banner {
                min-height: 300px;
            }
            .hero-content {
                padding: 40px 16px;
            }
            .hero-content h1 {
                font-size: 1.7rem;
            }
            .hero-content .hero-desc {
                font-size: 0.95rem;
            }
            .hero-stats-row {
                gap: 12px;
            }
            .hero-stat-num {
                font-size: 1.3rem;
            }
            .hero-stat-label {
                font-size: 0.75rem;
            }
            .stats-panel-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-card {
                padding: 18px 14px;
            }
            .stat-card .stat-value {
                font-size: 1.6rem;
            }
            .league-cards-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .league-card .card-img-wrap {
                height: 160px;
            }
            .section-padding {
                padding: 40px 0;
            }
            .section-padding-lg {
                padding: 48px 0;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .section-subtitle {
                font-size: 0.9rem;
                margin-bottom: 20px;
            }
            .data-table {
                font-size: 0.78rem;
                min-width: 600px;
            }
            .data-table thead th,
            .data-table tbody td {
                padding: 10px 10px;
            }
            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
            .faq-answer {
                font-size: 0.85rem;
            }
            .cta-section {
                padding: 32px 20px;
                border-radius: var(--radius-lg);
            }
            .cta-section h3 {
                font-size: 1.3rem;
            }
            .btn-cta {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .container {
                padding: 0 16px;
            }
            .container-narrow {
                padding: 0 16px;
            }
        }

        @media (max-width: 520px) {
            .hero-content h1 {
                font-size: 1.4rem;
            }
            .hero-content .hero-desc {
                font-size: 0.85rem;
            }
            .hero-stats-row {
                flex-direction: column;
                gap: 8px;
            }
            .stats-panel-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .stat-card .stat-value {
                font-size: 1.5rem;
            }
            .header-actions .btn-header-primary {
                padding: 6px 12px;
                font-size: 0.75rem;
            }
            .nav-tab {
                padding: 6px 10px;
                font-size: 0.72rem;
            }
            .section-title {
                font-size: 1.25rem;
            }
            .comparison-card {
                padding: 18px 14px;
            }
            .comparison-card .comp-team-name {
                font-size: 1.1rem;
            }
            .cta-section h3 {
                font-size: 1.15rem;
            }
            .cta-section p {
                font-size: 0.88rem;
            }
        }

        /* ========== ANIMATIONS ========== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .animate-in {
            animation: fadeInUp 0.5s ease forwards;
        }

        .animate-delay-1 {
            animation-delay: 0.1s;
            opacity: 0;
        }
        .animate-delay-2 {
            animation-delay: 0.2s;
            opacity: 0;
        }
        .animate-delay-3 {
            animation-delay: 0.3s;
            opacity: 0;
        }
        .animate-delay-4 {
            animation-delay: 0.4s;
            opacity: 0;
        }

        /* ========== FOCUS ACCESSIBLE ========== */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .nav-tab:focus-visible {
            outline-offset: -1px;
            outline-color: var(--color-accent);
        }

/* roulang page: category5 */
:root {
            --color-primary: #1B3A5C;
            --color-primary-dark: #0F2740;
            --color-primary-light: #2A5580;
            --color-accent: #C8963E;
            --color-accent-light: #D9AD5E;
            --color-accent-dark: #A67A2E;
            --color-bg: #F5F6F8;
            --color-bg-white: #FFFFFF;
            --color-bg-card: #FFFFFF;
            --color-bg-dark: #1a1f2b;
            --color-text: #1a1a1a;
            --color-text-strong: #111111;
            --color-text-weak: #6B7280;
            --color-text-muted: #9CA3AF;
            --color-border: #E5E7EB;
            --color-border-light: #F0F1F3;
            --color-success: #10B981;
            --color-success-bg: #ECFDF5;
            --color-warning: #F59E0B;
            --color-danger: #EF4444;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.09);
            --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.15);
            --transition-fast: 0.18s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.35s ease;
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --section-gap: 64px;
            --section-gap-sm: 40px;
        }

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

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

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

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

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-primary-light);
            text-decoration: none;
        }
        a:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 3px;
        }

        button,
        .button {
            font-family: var(--font-sans);
            cursor: pointer;
            transition: all var(--transition-base);
            border: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            letter-spacing: 0.01em;
        }
        button:focus-visible,
        .button:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
        }

        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            border: 1.5px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 10px 14px;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            background: var(--color-bg-white);
        }
        input:focus,
        select:focus,
        textarea:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(200, 150, 62, 0.10);
            outline: none;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 15px;
            }
        }

        /* Header & Navigation */
        .site-header {
            background: var(--color-bg-white);
            border-bottom: 1px solid var(--color-border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-xs);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            flex-wrap: wrap;
            gap: 10px;
        }
        .header-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .header-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.03em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .header-logo i {
            color: var(--color-accent);
            font-size: 1.5rem;
        }
        .header-logo:hover {
            color: var(--color-primary-dark);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .btn-header {
            padding: 9px 18px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            white-space: nowrap;
            transition: all var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .btn-header:hover {
            background: var(--color-accent-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-sm);
        }
        .btn-header-outline {
            background: transparent;
            color: var(--color-primary);
            border: 1.5px solid var(--color-border);
        }
        .btn-header-outline:hover {
            border-color: var(--color-accent);
            color: var(--color-accent-dark);
            background: #fdfaf5;
        }

        .nav-row {
            background: var(--color-primary);
            padding: 0;
        }
        .nav-tabs {
            display: flex;
            align-items: center;
            gap: 2px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            padding: 0;
            margin: 0;
            list-style: none;
            white-space: nowrap;
        }
        .nav-tabs::-webkit-scrollbar {
            display: none;
        }
        .nav-tab {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 13px 20px;
            color: rgba(255, 255, 255, 0.82);
            font-size: 0.93rem;
            font-weight: 500;
            letter-spacing: 0.02em;
            text-decoration: none;
            transition: all var(--transition-fast);
            border-bottom: 3px solid transparent;
            white-space: nowrap;
            position: relative;
            flex-shrink: 0;
            border-radius: 0;
        }
        .nav-tab:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
            text-decoration: none;
        }
        .nav-tab.active {
            color: #fff;
            font-weight: 700;
            border-bottom-color: var(--color-accent);
            background: rgba(255, 255, 255, 0.08);
        }
        .tab-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--color-accent);
            flex-shrink: 0;
            opacity: 0;
            transition: opacity var(--transition-fast);
        }
        .nav-tab.active .tab-dot {
            opacity: 1;
            box-shadow: 0 0 8px rgba(200, 150, 62, 0.6);
        }

        .mobile-nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--color-primary);
            cursor: pointer;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }
        .mobile-nav-toggle:hover {
            background: #f0f0f0;
        }
        @media (max-width: 860px) {
            .mobile-nav-toggle {
                display: block;
            }
            .nav-row .nav-tabs {
                display: none;
                flex-wrap: nowrap;
            }
            .nav-row.mobile-open .nav-tabs {
                display: flex;
                flex-wrap: nowrap;
                overflow-x: auto;
                padding: 4px 0;
            }
            .nav-tab {
                padding: 10px 14px;
                font-size: 0.85rem;
            }
            .header-inner {
                gap: 6px;
            }
            .btn-header {
                padding: 7px 13px;
                font-size: 0.82rem;
            }
            .header-logo {
                font-size: 1.15rem;
            }
        }
        @media (max-width: 480px) {
            .header-actions {
                gap: 6px;
            }
            .btn-header {
                padding: 6px 10px;
                font-size: 0.75rem;
                border-radius: 16px;
            }
            .header-logo {
                font-size: 1rem;
            }
            .header-logo i {
                font-size: 1.1rem;
            }
        }

        /* Page Banner */
        .page-banner {
            background: linear-gradient(160deg, var(--color-primary-dark) 0%, var(--color-primary) 40%, #1e4d78 100%);
            color: #fff;
            padding: 56px 0 48px;
            position: relative;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('assets/images/backpic/back-3.webp') center/cover no-repeat;
            opacity: 0.16;
            z-index: 0;
        }
        .page-banner .container {
            position: relative;
            z-index: 1;
        }
        .banner-breadcrumb {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .banner-breadcrumb a {
            color: rgba(255, 255, 255, 0.85);
        }
        .banner-breadcrumb a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .banner-breadcrumb span {
            color: var(--color-accent-light);
        }
        .page-banner h1 {
            font-size: 2.2rem;
            font-weight: 800;
            margin: 0 0 10px;
            letter-spacing: 0.03em;
            line-height: 1.3;
        }
        .page-banner .banner-subtitle {
            font-size: 1.08rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 680px;
            line-height: 1.7;
        }
        .banner-stats-row {
            display: flex;
            gap: 32px;
            margin-top: 24px;
            flex-wrap: wrap;
        }
        .banner-stat-item {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .banner-stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-accent-light);
            line-height: 1;
        }
        .banner-stat-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.3;
        }
        @media (max-width: 768px) {
            .page-banner {
                padding: 36px 0 32px;
            }
            .page-banner h1 {
                font-size: 1.6rem;
            }
            .page-banner .banner-subtitle {
                font-size: 0.95rem;
            }
            .banner-stat-num {
                font-size: 1.5rem;
            }
            .banner-stats-row {
                gap: 16px;
            }
        }

        /* Section Common */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-sm {
            padding: var(--section-gap-sm) 0;
        }
        .section-title {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--color-text-strong);
            margin-bottom: 6px;
            letter-spacing: 0.02em;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-weak);
            margin-bottom: 28px;
        }
        .section-header {
            text-align: center;
            margin-bottom: 36px;
        }
        .section-header .section-title {
            position: relative;
            display: inline-block;
        }
        .section-header .section-title::after {
            content: '';
            display: block;
            width: 50px;
            height: 3px;
            background: var(--color-accent);
            margin: 10px auto 0;
            border-radius: 2px;
        }
        @media (max-width: 768px) {
            .section {
                padding: 40px 0;
            }
            .section-sm {
                padding: 28px 0;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .section-header {
                margin-bottom: 24px;
            }
        }

        /* Expert Cards */
        .expert-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            text-align: center;
            height: 100%;
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        .expert-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--color-border);
        }
        .expert-avatar {
            width: 90px;
            height: 90px;
            border-radius: 50%;
            object-fit: cover;
            border: 3px solid var(--color-accent-light);
            margin-bottom: 14px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
        }
        .expert-name {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text-strong);
            margin-bottom: 4px;
        }
        .expert-title-tag {
            font-size: 0.82rem;
            color: var(--color-accent-dark);
            font-weight: 600;
            background: #fdfaf5;
            padding: 3px 12px;
            border-radius: 20px;
            display: inline-block;
            margin-bottom: 10px;
        }
        .expert-specialty {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            line-height: 1.5;
            margin-bottom: 12px;
        }
        .expert-stats-mini {
            display: flex;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--color-text-weak);
        }
        .expert-stats-mini strong {
            color: var(--color-success);
            font-size: 0.95rem;
        }

        /* Stats Row */
        .stats-block {
            background: var(--color-primary);
            color: #fff;
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            justify-content: space-around;
            align-items: center;
            box-shadow: var(--shadow-md);
        }
        .stat-item {
            text-align: center;
            flex: 1 1 120px;
            min-width: 100px;
        }
        .stat-num {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--color-accent-light);
            line-height: 1.1;
        }
        .stat-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.8);
            margin-top: 4px;
        }
        @media (max-width: 768px) {
            .stats-block {
                padding: 24px 16px;
                gap: 16px;
            }
            .stat-num {
                font-size: 1.7rem;
            }
            .stat-label {
                font-size: 0.78rem;
            }
        }

        /* Pick Cards */
        .pick-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            padding: 22px 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            display: flex;
            gap: 16px;
            align-items: flex-start;
            height: 100%;
        }
        .pick-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-border);
            transform: translateY(-2px);
        }
        .pick-card-img {
            width: 90px;
            height: 90px;
            border-radius: var(--radius-md);
            object-fit: cover;
            flex-shrink: 0;
        }
        .pick-card-body {
            flex: 1;
            min-width: 0;
        }
        .pick-card-badge {
            display: inline-block;
            padding: 4px 10px;
            border-radius: 14px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            margin-bottom: 6px;
        }
        .badge-hot {
            background: #FEF2F2;
            color: #DC2626;
        }
        .badge-value {
            background: #ECFDF5;
            color: #059669;
        }
        .badge-stable {
            background: #EFF6FF;
            color: #2563EB;
        }
        .pick-card h4 {
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 6px;
            color: var(--color-text-strong);
            line-height: 1.4;
        }
        .pick-card .pick-meta {
            font-size: 0.82rem;
            color: var(--color-text-weak);
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
        }
        .pick-card .pick-confidence {
            font-weight: 700;
            color: var(--color-accent-dark);
        }
        .pick-card .pick-odds {
            background: #fdfaf5;
            padding: 2px 8px;
            border-radius: 4px;
            font-weight: 600;
            font-size: 0.8rem;
        }
        @media (max-width: 520px) {
            .pick-card {
                flex-direction: column;
            }
            .pick-card-img {
                width: 100%;
                height: 160px;
                border-radius: var(--radius-md);
            }
        }

        /* History Table */
        .history-table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }
        .history-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.9rem;
            min-width: 650px;
        }
        .history-table th {
            background: var(--color-primary);
            color: #fff;
            padding: 12px 14px;
            text-align: left;
            font-weight: 600;
            font-size: 0.82rem;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .history-table td {
            padding: 12px 14px;
            border-bottom: 1px solid var(--color-border-light);
            background: var(--color-bg-white);
            vertical-align: middle;
        }
        .history-table tr:hover td {
            background: #fafbfc;
        }
        .result-win {
            color: #059669;
            font-weight: 700;
        }
        .result-lose {
            color: #DC2626;
            font-weight: 700;
        }
        .result-push {
            color: #6B7280;
            font-weight: 600;
        }
        @media (max-width: 768px) {
            .history-table {
                font-size: 0.78rem;
            }
            .history-table th,
            .history-table td {
                padding: 8px 10px;
            }
        }

        /* Testimonial */
        .testimonial-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            height: 100%;
            display: flex;
            flex-direction: column;
            transition: all var(--transition-base);
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
        }
        .testimonial-stars {
            color: var(--color-accent);
            font-size: 0.9rem;
            margin-bottom: 10px;
            letter-spacing: 1px;
        }
        .testimonial-text {
            font-size: 0.93rem;
            color: var(--color-text);
            line-height: 1.7;
            flex: 1;
        }
        .testimonial-author {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--color-text-strong);
            margin-top: 12px;
        }
        .testimonial-date {
            font-size: 0.75rem;
            color: var(--color-text-muted);
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .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-fast);
        }
        .faq-item:hover {
            border-color: var(--color-border);
            box-shadow: var(--shadow-xs);
        }
        .faq-question {
            padding: 18px 20px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--color-text-strong);
            user-select: none;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: #fafbfc;
        }
        .faq-question .faq-icon {
            transition: transform var(--transition-base);
            font-size: 0.85rem;
            color: var(--color-accent);
            flex-shrink: 0;
            margin-left: 12px;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 20px 18px;
            font-size: 0.92rem;
            color: var(--color-text-weak);
            line-height: 1.75;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(150deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, #1e4d78 100%);
            color: #fff;
            text-align: center;
            padding: 56px 0;
            border-radius: var(--radius-xl);
            margin: 0 20px;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.1;
            z-index: 0;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 8px;
        }
        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 24px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-cta {
            padding: 14px 32px;
            font-size: 1.05rem;
            font-weight: 700;
            border-radius: 28px;
            background: var(--color-accent);
            color: #fff;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all var(--transition-base);
            box-shadow: 0 4px 18px rgba(200, 150, 62, 0.35);
        }
        .btn-cta:hover {
            background: #d4a548;
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(200, 150, 62, 0.5);
        }
        @media (max-width: 768px) {
            .cta-section {
                margin: 0 10px;
                padding: 40px 16px;
                border-radius: var(--radius-lg);
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .cta-section p {
                font-size: 0.9rem;
            }
            .btn-cta {
                padding: 12px 24px;
                font-size: 0.95rem;
            }
        }

        /* Footer */
        .site-footer {
            background: #1a1f2b;
            color: #c5c9d2;
            padding: 48px 0 20px;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
        }
        .footer-brand-name {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            letter-spacing: 0.03em;
        }
        .footer-brand-desc {
            font-size: 0.88rem;
            line-height: 1.7;
            color: #a0a5af;
        }
        .footer-col-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: #e0e2e6;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-links a {
            font-size: 0.88rem;
            color: #a0a5af;
            transition: color var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-links a:hover {
            color: #fff;
            text-decoration: none;
        }
        .footer-links a i {
            width: 16px;
            text-align: center;
            font-size: 0.8rem;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 32px;
            padding-top: 16px;
            text-align: center;
            font-size: 0.8rem;
            color: #7a7f88;
            line-height: 1.6;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .footer-grid>div:first-child {
                grid-column: 1 / -1;
            }
            .site-footer {
                padding: 32px 0 16px;
            }
        }
        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .footer-grid>div:first-child {
                grid-column: auto;
            }
        }

        /* Utility */
        .text-center {
            text-align: center;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .mt-0 {
            margin-top: 0;
        }
        .gap-16 {
            gap: 16px;
        }
        .flex-wrap {
            flex-wrap: wrap;
        }
        .d-flex {
            display: flex;
        }
        .align-center {
            align-items: center;
        }

/* roulang page: category1 */
:root {
            --primary: #0F2B46;
            --primary-light: #1A4A75;
            --primary-lighter: #2568A0;
            --accent: #C8963E;
            --accent-light: #D9AE60;
            --accent-pale: #F5EDE0;
            --bg-white: #FFFFFF;
            --bg-light: #F7F8FA;
            --bg-lighter: #EDF0F5;
            --bg-card: #FFFFFF;
            --text-dark: #1B1D22;
            --text-body: #2D3037;
            --text-muted: #6B7180;
            --text-light: #8E94A0;
            --border: #DFE2E8;
            --border-light: #EBEDF2;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-xs: 0 1px 3px rgba(15, 43, 70, 0.04);
            --shadow-sm: 0 2px 8px rgba(15, 43, 70, 0.06);
            --shadow: 0 4px 20px rgba(15, 43, 70, 0.08);
            --shadow-lg: 0 8px 40px rgba(15, 43, 70, 0.12);
            --shadow-xl: 0 16px 56px rgba(15, 43, 70, 0.16);
            --transition-fast: 0.15s ease;
            --transition: 0.25s ease;
            --transition-slow: 0.4s ease;
            --font-heading: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            --font-body: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            --max-width: 1240px;
            --header-height: 140px;
        }

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

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

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

        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--primary-lighter);
            text-decoration: none;
        }
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

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

        button,
        .button {
            cursor: pointer;
            font-family: var(--font-body);
            transition: all var(--transition);
        }
        button:focus-visible,
        .button:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: 6px;
        }

        input,
        select,
        textarea {
            font-family: var(--font-body);
        }

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

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

        /* ========== HEADER ========== */
        .site-header {
            background: var(--bg-white);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-xs);
            border-bottom: 1px solid var(--border-light);
            transition: box-shadow var(--transition);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-sm);
        }

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            border-bottom: 1px solid var(--border-light);
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .header-logo:hover {
            color: var(--primary-light);
        }
        .header-logo i {
            font-size: 1.6rem;
            color: var(--accent);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .header-search-wrap {
            position: relative;
        }
        .header-search-wrap input {
            padding: 9px 38px 9px 16px;
            border: 1.5px solid var(--border);
            border-radius: 50px;
            font-size: 0.9rem;
            width: 220px;
            background: var(--bg-light);
            color: var(--text-dark);
            transition: all var(--transition);
            outline: none;
        }
        .header-search-wrap input:focus {
            border-color: var(--accent);
            background: var(--bg-white);
            box-shadow: 0 0 0 3px rgba(200, 150, 62, 0.08);
            width: 260px;
        }
        .header-search-wrap input::placeholder {
            color: var(--text-light);
        }
        .header-search-wrap .search-icon {
            position: absolute;
            right: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 0.9rem;
            pointer-events: none;
        }
        .header-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            background: var(--accent);
            color: #fff;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            border: none;
            white-space: nowrap;
            transition: all var(--transition);
            text-decoration: none;
        }
        .header-cta-btn:hover {
            background: #b8872e;
            color: #fff;
            box-shadow: var(--shadow-sm);
            transform: translateY(-1px);
        }

        /* ========== NAV TABS ========== */
        .nav-row {
            padding: 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-row::-webkit-scrollbar {
            display: none;
        }
        .nav-tabs {
            display: flex;
            align-items: center;
            gap: 2px;
            padding: 6px 0;
            flex-wrap: nowrap;
            white-space: nowrap;
            min-width: max-content;
        }
        .nav-tab {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 10px 18px;
            font-size: 0.93rem;
            font-weight: 500;
            color: var(--text-muted);
            border-radius: 50px;
            text-decoration: none;
            transition: all var(--transition);
            position: relative;
            white-space: nowrap;
            letter-spacing: 0.01em;
        }
        .nav-tab:hover {
            color: var(--text-dark);
            background: var(--bg-lighter);
        }
        .nav-tab.active {
            color: var(--primary);
            background: var(--bg-lighter);
            font-weight: 600;
        }
        .nav-tab .tab-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--border);
            flex-shrink: 0;
            transition: all var(--transition);
        }
        .nav-tab.active .tab-dot {
            background: var(--accent);
            box-shadow: 0 0 0 3px rgba(200, 150, 62, 0.2);
        }

        @media (max-width: 768px) {
            .header-top {
                padding: 10px 0;
            }
            .header-logo {
                font-size: 1.25rem;
            }
            .header-logo i {
                font-size: 1.3rem;
            }
            .header-search-wrap input {
                width: 150px;
                font-size: 0.82rem;
                padding: 8px 32px 8px 12px;
            }
            .header-search-wrap input:focus {
                width: 170px;
            }
            .header-cta-btn {
                padding: 7px 14px;
                font-size: 0.8rem;
                gap: 4px;
            }
            .nav-tab {
                padding: 8px 13px;
                font-size: 0.82rem;
                gap: 5px;
            }
            .nav-tab .tab-dot {
                width: 5px;
                height: 5px;
            }
        }
        @media (max-width: 520px) {
            .header-search-wrap input {
                width: 110px;
                font-size: 0.78rem;
            }
            .header-search-wrap input:focus {
                width: 130px;
            }
            .header-cta-btn {
                padding: 6px 10px;
                font-size: 0.75rem;
                gap: 3px;
            }
            .header-cta-btn span {
                display: none;
            }
            .nav-tab {
                padding: 7px 10px;
                font-size: 0.78rem;
            }
        }

        /* ========== MAIN ========== */
        main {
            min-height: 60vh;
        }

        /* ========== HERO ========== */
        .page-hero {
            position: relative;
            padding: 70px 0 80px;
            background: var(--primary);
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            color: #fff;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 43, 70, 0.88) 0%, rgba(15, 43, 70, 0.72) 40%, rgba(26, 74, 117, 0.6) 70%, rgba(15, 43, 70, 0.78) 100%);
            z-index: 1;
        }
        .page-hero .container {
            position: relative;
            z-index: 2;
        }
        .page-hero-content {
            max-width: 720px;
        }
        .page-hero-badge {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(200, 150, 62, 0.2);
            border: 1px solid rgba(200, 150, 62, 0.4);
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--accent-light);
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }
        .page-hero h1 {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 700;
            line-height: 1.25;
            margin: 0 0 16px;
            letter-spacing: -0.02em;
            color: #fff;
        }
        .page-hero h1 .highlight {
            color: var(--accent-light);
        }
        .page-hero-desc {
            font-size: 1.15rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.85);
            margin: 0 0 28px;
        }
        .page-hero-stats {
            display: flex;
            gap: 40px;
            flex-wrap: wrap;
            margin-top: 10px;
        }
        .hero-stat-item {
            text-align: left;
        }
        .hero-stat-num {
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent-light);
            line-height: 1;
            letter-spacing: -0.01em;
        }
        .hero-stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }

        @media (max-width: 768px) {
            .page-hero {
                padding: 44px 0 50px;
            }
            .page-hero h1 {
                font-size: 1.9rem;
            }
            .page-hero-desc {
                font-size: 1rem;
            }
            .page-hero-stats {
                gap: 24px;
            }
            .hero-stat-num {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 520px) {
            .page-hero {
                padding: 32px 0 36px;
            }
            .page-hero h1 {
                font-size: 1.5rem;
            }
            .page-hero-desc {
                font-size: 0.9rem;
            }
            .hero-stat-num {
                font-size: 1.25rem;
            }
            .hero-stat-label {
                font-size: 0.75rem;
            }
            .page-hero-stats {
                gap: 18px;
            }
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: 64px 0;
        }
        .section-sm {
            padding: 40px 0;
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 10px;
            letter-spacing: -0.01em;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            margin: 0 0 32px;
            line-height: 1.6;
        }
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-header .section-title {
            margin-bottom: 8px;
        }
        .section-divider {
            width: 48px;
            height: 3px;
            background: var(--accent);
            border-radius: 10px;
            margin: 0 auto 20px;
        }

        @media (max-width: 768px) {
            .section {
                padding: 40px 0;
            }
            .section-sm {
                padding: 28px 0;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .section-subtitle {
                font-size: 0.9rem;
                margin-bottom: 24px;
            }
        }

        /* ========== CARDS ========== */
        .card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-3px);
            border-color: var(--border);
        }
        .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--bg-lighter);
        }
        .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .card:hover .card-img-wrap img {
            transform: scale(1.04);
        }
        .card-img-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 12px;
            background: var(--accent);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            border-radius: 50px;
            z-index: 2;
            letter-spacing: 0.02em;
        }
        .card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .card-title {
            font-family: var(--font-heading);
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-dark);
            line-height: 1.4;
            margin: 0;
        }
        .card-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.55;
            margin: 0;
            flex: 1;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--text-light);
            flex-wrap: wrap;
        }
        .card-meta i {
            color: var(--accent);
            font-size: 0.7rem;
        }
        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-weight: 600;
            font-size: 0.88rem;
            color: var(--primary-light);
            transition: all var(--transition-fast);
            text-decoration: none;
            margin-top: 4px;
        }
        .card-link:hover {
            color: var(--primary-lighter);
            gap: 8px;
        }
        .card-link i {
            font-size: 0.75rem;
            transition: transform var(--transition-fast);
        }
        .card-link:hover i {
            transform: translateX(3px);
        }

        /* ========== FEATURE CARD ========== */
        .feature-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition);
            height: 100%;
        }
        .feature-card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-3px);
            border-color: var(--border);
        }
        .feature-card-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--accent-pale);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.5rem;
            color: var(--accent);
            transition: all var(--transition);
        }
        .feature-card:hover .feature-card-icon {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 6px 20px rgba(200, 150, 62, 0.3);
        }
        .feature-card h3 {
            font-family: var(--font-heading);
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-dark);
            margin: 0 0 8px;
        }
        .feature-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.55;
            margin: 0;
        }

        /* ========== DATA TABLE WRAP ========== */
        .data-table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            background: var(--bg-white);
            box-shadow: var(--shadow-xs);
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 700px;
            font-size: 0.9rem;
        }
        .data-table thead {
            background: var(--primary);
            color: #fff;
        }
        .data-table thead th {
            padding: 14px 16px;
            font-weight: 600;
            font-size: 0.85rem;
            letter-spacing: 0.02em;
            text-align: left;
            white-space: nowrap;
        }
        .data-table tbody td {
            padding: 12px 16px;
            border-bottom: 1px solid var(--border-light);
            color: var(--text-body);
            white-space: nowrap;
        }
        .data-table tbody tr:hover {
            background: var(--bg-light);
        }
        .data-table tbody tr:last-child td {
            border-bottom: none;
        }
        .odds-change-up {
            color: #c0392b;
            font-weight: 600;
        }
        .odds-change-down {
            color: #1e7a3a;
            font-weight: 600;
        }
        .odds-change-stable {
            color: var(--text-muted);
        }
        .table-badge {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 600;
            background: var(--accent-pale);
            color: var(--accent);
        }

        /* ========== TREND BLOCK ========== */
        .trend-block {
            background: var(--bg-light);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            border: 1px solid var(--border-light);
        }
        .trend-block h3 {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--text-dark);
            margin: 0 0 8px;
        }
        .trend-block p {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.65;
            margin: 0 0 16px;
        }
        .trend-indicators {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }
        .trend-indicator {
            flex: 1;
            min-width: 120px;
            background: var(--bg-white);
            border-radius: var(--radius);
            padding: 16px;
            text-align: center;
            border: 1px solid var(--border-light);
        }
        .trend-indicator .ti-value {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
        }
        .trend-indicator .ti-label {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-top: 4px;
        }
        .trend-indicator.ti-up .ti-value {
            color: #c0392b;
        }
        .trend-indicator.ti-down .ti-value {
            color: #1e7a3a;
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border);
            box-shadow: var(--shadow-xs);
        }
        .faq-question {
            padding: 18px 22px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-dark);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            user-select: none;
            transition: color var(--transition-fast);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-heading);
        }
        .faq-question:hover {
            color: var(--primary-light);
        }
        .faq-question i {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 22px;
        }
        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 0 22px 18px;
        }
        .faq-answer p {
            margin: 0;
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--primary);
            padding: 56px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 280px;
            height: 280px;
            background: rgba(200, 150, 62, 0.08);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -50px;
            left: -70px;
            width: 220px;
            height: 220px;
            background: rgba(200, 150, 62, 0.06);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px;
            letter-spacing: -0.01em;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1rem;
            margin: 0 0 24px;
            line-height: 1.6;
        }
        .cta-buttons {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            border-radius: 50px;
            border: none;
            text-decoration: none;
            transition: all var(--transition);
            letter-spacing: 0.01em;
        }
        .btn-primary:hover {
            background: #b8872e;
            color: #fff;
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            border-radius: 50px;
            border: 2px solid rgba(255, 255, 255, 0.4);
            text-decoration: none;
            transition: all var(--transition);
            letter-spacing: 0.01em;
        }
        .btn-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            transform: translateY(-2px);
        }

        @media (max-width: 768px) {
            .cta-section {
                padding: 40px 0;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .cta-section p {
                font-size: 0.9rem;
            }
            .btn-primary,
            .btn-outline {
                padding: 11px 22px;
                font-size: 0.85rem;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0C2136;
            color: rgba(255, 255, 255, 0.8);
            padding: 48px 0 24px;
            font-size: 0.9rem;
            line-height: 1.7;
        }
        .site-footer .container {
            max-width: var(--max-width);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
            gap: 36px;
            margin-bottom: 32px;
        }
        .footer-brand-name {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }
        .footer-brand-desc {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.85rem;
            line-height: 1.6;
            margin: 0;
        }
        .footer-col-title {
            font-weight: 600;
            color: #fff;
            margin-bottom: 12px;
            font-size: 0.95rem;
            letter-spacing: 0.01em;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 7px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.65);
            text-decoration: none;
            font-size: 0.85rem;
            transition: color var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-links a:hover {
            color: var(--accent-light);
        }
        .footer-links a i {
            font-size: 0.75rem;
            width: 16px;
            text-align: center;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            text-align: center;
            color: rgba(255, 255, 255, 0.45);
            font-size: 0.8rem;
            line-height: 1.6;
        }
        .footer-bottom p {
            margin: 0;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .footer-brand-desc {
                font-size: 0.8rem;
            }
            .site-footer {
                padding: 36px 0 18px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-wrap {
            background: var(--bg-light);
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-muted);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--primary-light);
        }
        .breadcrumb .sep {
            color: var(--border);
            user-select: none;
        }
        .breadcrumb .current {
            color: var(--text-dark);
            font-weight: 500;
        }

        /* ========== FOUNDATION OVERRIDES ========== */
        .row {
            max-width: var(--max-width);
            margin-left: auto;
            margin-right: auto;
        }
        .row .row {
            max-width: none;
            margin-left: -0.9375rem;
            margin-right: -0.9375rem;
        }
        @media (max-width: 768px) {
            .row {
                margin-left: -8px;
                margin-right: -8px;
            }
            .row .columns {
                padding-left: 8px;
                padding-right: 8px;
            }
        }
        .button {
            font-family: var(--font-body);
            border-radius: 50px;
            font-weight: 600;
            transition: all var(--transition);
        }

/* roulang page: category4 */
:root {
            --primary: #0d2b45;
            --primary-light: #1a3f5c;
            --primary-dark: #091c2e;
            --accent: #c9a96e;
            --accent-light: #d9bf8a;
            --accent-dark: #b8943e;
            --bg-white: #ffffff;
            --bg-light: #f6f7f9;
            --bg-lighter: #fafbfc;
            --bg-cream: #fdfaf5;
            --text-primary: #1e293b;
            --text-secondary: #475569;
            --text-muted: #64748b;
            --text-light: #94a3b8;
            --border: #e2e8f0;
            --border-light: #f0f2f5;
            --border-strong: #cbd5e1;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.07), 0 2px 6px rgba(0, 0, 0, 0.04);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.10), 0 4px 14px 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-xs: 4px;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-2xl: 28px;
            --font-sans: 'Inter', 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --transition-fast: 0.18s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.35s ease;
            --section-gap: 72px;
            --section-gap-sm: 48px;
            --container-max: 1200px;
            --nav-height: 56px;
            --tab-height: 48px;
        }

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

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

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

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        /* Container */
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }
        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        /* ========== HEADER & NAV ========== */
        .site-header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: var(--shadow-sm);
        }
        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            gap: 20px;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .header-logo i {
            color: var(--accent);
            font-size: 1.5rem;
        }
        .header-logo:hover {
            color: var(--primary-dark);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .header-search {
            display: flex;
            align-items: center;
            background: var(--bg-light);
            border-radius: var(--radius-xl);
            padding: 8px 16px;
            gap: 8px;
            border: 1px solid var(--border);
            transition: all var(--transition-fast);
        }
        .header-search:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(201, 169, 110, 0.12);
            background: var(--bg-white);
        }
        .header-search input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.9rem;
            color: var(--text-primary);
            width: 160px;
        }
        .header-search input::placeholder {
            color: var(--text-light);
        }
        .header-search i {
            color: var(--text-muted);
            font-size: 0.9rem;
        }
        .btn-header-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            padding: 9px 18px;
            border-radius: var(--radius-xl);
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            text-decoration: none;
        }
        .btn-header-cta:hover {
            background: var(--accent-dark);
            color: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }

        /* Nav Tabs Row */
        .nav-tabs-row {
            border-top: 1px solid var(--border-light);
            background: var(--bg-white);
            overflow: hidden;
        }
        .nav-tabs {
            display: flex;
            gap: 4px;
            overflow-x: auto;
            white-space: nowrap;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
            padding: 6px 0;
        }
        .nav-tabs::-webkit-scrollbar {
            display: none;
        }
        .nav-tab {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 10px 18px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            cursor: pointer;
            text-decoration: none;
            flex-shrink: 0;
            position: relative;
            letter-spacing: 0.01em;
        }
        .nav-tab:hover {
            color: var(--primary);
            background: var(--bg-light);
        }
        .nav-tab.active {
            color: var(--primary);
            font-weight: 600;
            background: var(--bg-light);
            box-shadow: inset 0 -2px 0 var(--accent);
        }
        .tab-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
            flex-shrink: 0;
            opacity: 0;
            transition: opacity var(--transition-fast);
        }
        .nav-tab.active .tab-dot {
            opacity: 1;
        }
        .nav-tab.active:hover {
            background: var(--bg-light);
        }

        /* Mobile nav toggle */
        .nav-mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--primary);
            cursor: pointer;
            padding: 6px 10px;
            border-radius: var(--radius-xs);
            transition: background var(--transition-fast);
        }
        .nav-mobile-toggle:hover {
            background: var(--bg-light);
        }
        .nav-tabs-row.collapsed-mobile .nav-tabs {
            display: none;
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-sm {
            padding: var(--section-gap-sm) 0;
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--accent);
            margin-bottom: 8px;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
            letter-spacing: -0.02em;
            line-height: 1.3;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            margin-bottom: 36px;
            line-height: 1.6;
            max-width: 680px;
        }
        .section-header {
            text-align: center;
            margin-bottom: 44px;
        }
        .section-header .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            background: linear-gradient(160deg, #0d2b45 0%, #132f47 30%, #0f263a 60%, #091c2e 100%);
            color: #fff;
            padding: 80px 0 72px;
            overflow: hidden;
            min-height: 420px;
            display: flex;
            align-items: center;
        }
        .hero-bg-img {
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            z-index: 0;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(13, 43, 69, 0.75) 0%, rgba(9, 28, 46, 0.9) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(201, 169, 110, 0.2);
            border: 1px solid rgba(201, 169, 110, 0.4);
            color: var(--accent-light);
            font-size: 0.82rem;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: var(--radius-xl);
            letter-spacing: 0.04em;
            margin-bottom: 16px;
        }
        .hero-title {
            font-size: 2.8rem;
            font-weight: 800;
            letter-spacing: -0.03em;
            line-height: 1.2;
            margin-bottom: 14px;
            color: #fff;
        }
        .hero-title span {
            color: var(--accent-light);
        }
        .hero-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 600px;
        }
        .hero-buttons {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            padding: 13px 26px;
            border-radius: var(--radius-lg);
            border: none;
            cursor: pointer;
            transition: all var(--transition-base);
            text-decoration: none;
            letter-spacing: 0.01em;
        }
        .btn-primary:hover {
            background: var(--accent-light);
            color: #fff;
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            padding: 12px 26px;
            border-radius: var(--radius-lg);
            border: 2px solid rgba(255, 255, 255, 0.5);
            cursor: pointer;
            transition: all var(--transition-base);
            text-decoration: none;
            letter-spacing: 0.01em;
        }
        .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            box-shadow: var(--shadow-md);
        }

        /* ========== CARDS ========== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 24px;
        }
        .card-grid-3 {
            grid-template-columns: repeat(3, 1fr);
        }
        .card-grid-4 {
            grid-template-columns: repeat(4, 1fr);
        }
        .card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--border-strong);
        }
        .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--bg-light);
        }
        .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .card:hover .card-img-wrap img {
            transform: scale(1.04);
        }
        .card-img-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--accent);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: var(--radius-xs);
            letter-spacing: 0.03em;
            z-index: 2;
        }
        .card-body {
            padding: 20px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
            line-height: 1.4;
            letter-spacing: -0.01em;
        }
        .card-text {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 14px;
        }
        .card-link {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--accent-dark);
            display: inline-flex;
            align-items: center;
            gap: 5px;
            transition: gap var(--transition-fast);
            text-decoration: none;
            margin-top: auto;
        }
        .card-link:hover {
            gap: 9px;
            color: var(--accent-dark);
        }
        .card-link i {
            font-size: 0.8rem;
        }

        /* ========== STAT CARDS ========== */
        .stat-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        .stat-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            background: var(--bg-cream);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 1.4rem;
            color: var(--accent);
        }
        .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.02em;
            line-height: 1.1;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* ========== INFO BLOCK ========== */
        .info-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .info-block.reverse {
            direction: rtl;
        }
        .info-block.reverse>* {
            direction: ltr;
        }
        .info-block-image {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            aspect-ratio: 4 / 3;
        }
        .info-block-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .info-block-content .section-title {
            text-align: left;
            font-size: 1.7rem;
        }
        .info-block-content .section-subtitle {
            margin-left: 0;
            max-width: 100%;
        }
        .info-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .info-list li {
            padding: 10px 0 10px 28px;
            position: relative;
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.6;
            border-bottom: 1px solid var(--border-light);
        }
        .info-list li:last-child {
            border-bottom: none;
        }
        .info-list li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 16px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
        }

        /* ========== WARNING CARDS ========== */
        .warning-card {
            background: #fffdf7;
            border: 1px solid #f0e4c0;
            border-left: 4px solid #d4a853;
            border-radius: var(--radius-md);
            padding: 20px 22px;
            margin-bottom: 16px;
            transition: all var(--transition-fast);
        }
        .warning-card:hover {
            box-shadow: var(--shadow-md);
            border-left-color: var(--accent);
        }
        .warning-card-title {
            font-weight: 700;
            color: #8b6914;
            font-size: 1rem;
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .warning-card-title i {
            color: #d4a853;
            font-size: 1.1rem;
        }
        .warning-card-text {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin: 0;
        }

        /* ========== ACCORDION / FAQ ========== */
        .faq-accordion {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .faq-accordion .accordion-item {
            margin-bottom: 10px;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--bg-white);
            transition: all var(--transition-fast);
        }
        .faq-accordion .accordion-item:hover {
            border-color: var(--border-strong);
        }
        .faq-accordion .accordion-title {
            display: block;
            padding: 18px 22px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--primary);
            cursor: pointer;
            position: relative;
            text-decoration: none;
            transition: background var(--transition-fast);
            letter-spacing: 0.01em;
            border: none;
            background: none;
            width: 100%;
            text-align: left;
            line-height: 1.5;
        }
        .faq-accordion .accordion-title:hover {
            background: var(--bg-light);
            color: var(--primary);
        }
        .faq-accordion .accordion-title::after {
            content: '\f107';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            right: 20px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 0.9rem;
            transition: transform var(--transition-fast);
        }
        .faq-accordion .accordion-item.is-active .accordion-title::after {
            transform: translateY(-50%) rotate(180deg);
            color: var(--accent);
        }
        .faq-accordion .accordion-content {
            padding: 0 22px 18px;
            font-size: 0.93rem;
            color: var(--text-secondary);
            line-height: 1.75;
            display: none;
        }
        .faq-accordion .accordion-item.is-active .accordion-content {
            display: block;
        }
        .faq-accordion .accordion-item.is-active {
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(135deg, #0d2b45 0%, #132f47 50%, #091c2e 100%);
            color: #fff;
            text-align: center;
            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 .container {
            position: relative;
            z-index: 2;
        }
        .cta-title {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 12px;
        }
        .cta-text {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 28px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.7;
        }
        .cta-buttons {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0d1a26;
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 24px;
            font-size: 0.9rem;
            line-height: 1.7;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 32px;
        }
        .footer-brand-name {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: -0.02em;
        }
        .footer-brand-desc {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.7;
            max-width: 320px;
            margin: 0;
        }
        .footer-col-title {
            font-weight: 700;
            color: #fff;
            font-size: 0.95rem;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 9px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            text-decoration: none;
            font-size: 0.88rem;
            transition: color var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-links a:hover {
            color: var(--accent-light);
        }
        .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);
            line-height: 1.6;
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-row {
            padding: 14px 0;
            font-size: 0.85rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .breadcrumb-row a {
            color: var(--text-muted);
            text-decoration: none;
        }
        .breadcrumb-row a:hover {
            color: var(--accent-dark);
        }
        .breadcrumb-row .separator {
            color: var(--text-light);
            font-size: 0.7rem;
        }
        .breadcrumb-row .current {
            color: var(--primary);
            font-weight: 600;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            :root {
                --section-gap: 56px;
                --section-gap-sm: 36px;
            }
            .hero-title {
                font-size: 2.2rem;
            }
            .section-title {
                font-size: 1.65rem;
            }
            .card-grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .card-grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .info-block {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .info-block.reverse {
                direction: ltr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .header-search input {
                width: 100px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-gap: 44px;
                --section-gap-sm: 28px;
            }
            .hero-section {
                padding: 56px 0 48px;
                min-height: auto;
            }
            .hero-title {
                font-size: 1.75rem;
            }
            .hero-desc {
                font-size: 0.95rem;
            }
            .section-title {
                font-size: 1.45rem;
            }
            .card-grid-3,
            .card-grid-4 {
                grid-template-columns: 1fr;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .header-top {
                padding: 10px 0;
            }
            .header-logo {
                font-size: 1.15rem;
            }
            .header-search {
                display: none;
            }
            .btn-header-cta {
                font-size: 0.8rem;
                padding: 7px 14px;
            }
            .nav-tab {
                font-size: 0.82rem;
                padding: 8px 13px;
            }
            .hero-buttons {
                flex-direction: column;
            }
            .btn-primary,
            .btn-outline-light {
                width: 100%;
                justify-content: center;
            }
            .cta-title {
                font-size: 1.5rem;
            }
            .stat-card {
                padding: 20px 16px;
            }
            .stat-number {
                font-size: 1.7rem;
            }
            .info-block-image {
                aspect-ratio: 16 / 10;
            }
            .breadcrumb-row {
                font-size: 0.78rem;
            }
        }

        @media (max-width: 520px) {
            .container,
            .container-narrow {
                padding: 0 14px;
            }
            .hero-title {
                font-size: 1.45rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .card-body {
                padding: 16px;
            }
            .nav-tab {
                font-size: 0.76rem;
                padding: 7px 10px;
                gap: 4px;
            }
            .tab-dot {
                width: 4px;
                height: 4px;
            }
            .header-logo {
                font-size: 1rem;
            }
            .header-logo i {
                font-size: 1.2rem;
            }
            .btn-header-cta {
                font-size: 0.75rem;
                padding: 6px 11px;
            }
            .hero-badge {
                font-size: 0.7rem;
                padding: 4px 10px;
            }
            .warning-card {
                padding: 14px 16px;
            }
            .faq-accordion .accordion-title {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
            .faq-accordion .accordion-content {
                padding: 0 16px 14px;
                font-size: 0.85rem;
            }
        }