/* roulang page: index */
:root {
            --primary: #1B3A5C;
            --primary-dark: #0F2640;
            --primary-light: #2C5A85;
            --accent: #C8A052;
            --accent-light: #D4B87A;
            --accent-dark: #A07830;
            --bg-white: #FFFFFF;
            --bg-light: #F5F6F9;
            --bg-light-alt: #EDF0F4;
            --bg-dark: #0F1A2E;
            --text-dark: #1A1A2E;
            --text-body: #2D3748;
            --text-muted: #6B7280;
            --text-light: #9CA3AF;
            --text-white: #F8FAFC;
            --border: #E2E5EA;
            --border-light: #EEF0F3;
            --radius-sm: 6px;
            --radius: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow: 0 2px 12px rgba(0, 0, 0, 0.07);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.14);
            --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.18);
            --transition-fast: 0.18s ease;
            --transition: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Segoe UI', sans-serif;
            --max-width: 1240px;
            --header-height: 72px;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-body);
            line-height: 1.7;
            color: var(--text-body);
            background: var(--bg-white);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
            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: var(--font-body);
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            color: var(--text-dark);
            margin-top: 0;
            line-height: 1.35;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            letter-spacing: -0.02em;
        }
        h3 {
            font-size: 1.4rem;
            font-weight: 600;
            letter-spacing: -0.01em;
        }
        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

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

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-xs);
            height: var(--header-height);
            display: flex;
            align-items: center;
            transition: all var(--transition);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .header-logo {
            font-family: var(--font-heading);
            font-size: 1.55rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: color var(--transition-fast);
        }
        .header-logo:hover {
            color: var(--primary-light);
        }
        .header-logo .logo-icon {
            width: 38px;
            height: 38px;
            background: var(--primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            font-weight: 700;
            flex-shrink: 0;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-desktop a {
            display: inline-block;
            padding: 10px 16px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }
        .nav-desktop a:hover {
            color: var(--primary);
            background: var(--bg-light);
        }
        .nav-desktop a.active {
            color: var(--accent-dark);
            background: #FDF9F2;
            font-weight: 600;
        }
        .nav-desktop a.nav-cta {
            background: var(--accent);
            color: #fff;
            padding: 10px 20px;
            border-radius: 24px;
            font-weight: 600;
            margin-left: 4px;
            transition: all var(--transition);
        }
        .nav-desktop a.nav-cta:hover {
            background: var(--accent-dark);
            color: #fff;
            box-shadow: var(--shadow);
            transform: translateY(-1px);
        }

        /* Mobile nav toggle */
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--text-dark);
            padding: 8px;
            line-height: 1;
            cursor: pointer;
            transition: color var(--transition-fast);
        }
        .nav-toggle:hover {
            color: var(--accent);
        }
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: #fff;
            z-index: 999;
            padding: 20px;
            flex-direction: column;
            gap: 6px;
            overflow-y: auto;
            border-top: 1px solid var(--border-light);
        }
        .mobile-nav-panel.is-open {
            display: flex;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 14px 18px;
            border-radius: var(--radius);
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--text-body);
            transition: all var(--transition-fast);
        }
        .mobile-nav-panel a:hover {
            background: var(--bg-light);
            color: var(--primary);
        }
        .mobile-nav-panel a.active {
            background: #FDF9F2;
            color: var(--accent-dark);
            font-weight: 600;
        }
        .mobile-nav-panel a.nav-cta {
            background: var(--accent);
            color: #fff;
            text-align: center;
            border-radius: 24px;
            font-weight: 600;
            margin-top: 8px;
        }

        /* ========== HERO ========== */
        .hero {
            position: relative;
            background: var(--bg-dark);
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 620px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 26, 46, 0.88) 0%, rgba(27, 58, 92, 0.78) 50%, rgba(15, 26, 46, 0.85) 100%);
            z-index: 1;
        }
        .hero .container {
            position: relative;
            z-index: 2;
            padding-top: 60px;
            padding-bottom: 60px;
        }
        .hero-content {
            max-width: 720px;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            padding: 7px 18px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            letter-spacing: 0.03em;
            margin-bottom: 20px;
        }
        .hero h1 {
            font-size: 3.2rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.03em;
            margin-bottom: 16px;
            line-height: 1.2;
        }
        .hero h1 .accent-text {
            color: var(--accent-light);
        }
        .hero-subtitle {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 24px;
            line-height: 1.6;
            max-width: 600px;
        }
        .hero-desc {
            font-size: 0.98rem;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.75;
            margin-bottom: 32px;
            max-width: 620px;
        }
        .hero-btns {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-block;
            padding: 13px 28px;
            border-radius: 25px;
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.02em;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
            text-align: center;
            white-space: nowrap;
        }
        .btn-accent {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 4px 16px rgba(200, 160, 82, 0.35);
        }
        .btn-accent:hover {
            background: var(--accent-dark);
            color: #fff;
            box-shadow: 0 6px 22px rgba(200, 160, 82, 0.5);
            transform: translateY(-2px);
        }
        .btn-outline-light {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.55);
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: var(--shadow);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 0.85rem;
            border-radius: 20px;
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: 70px 0;
        }
        .section-sm {
            padding: 44px 0;
        }
        .section-bg {
            background: var(--bg-light);
        }
        .section-bg-alt {
            background: var(--bg-light-alt);
        }
        .section-dark {
            background: var(--bg-dark);
            color: var(--text-white);
        }
        .section-dark h2,
        .section-dark h3 {
            color: #fff;
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header h2 {
            margin-bottom: 10px;
        }
        .section-header .section-subtitle {
            color: var(--text-muted);
            font-size: 1.05rem;
            max-width: 560px;
            margin: 0 auto;
            line-height: 1.6;
        }
        .section-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.65);
        }

        /* Stats */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            text-align: center;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .stat-icon {
            font-size: 2rem;
            color: var(--accent);
            margin-bottom: 10px;
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.02em;
            line-height: 1;
            margin-bottom: 6px;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* Advantage cards */
        .adv-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .adv-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 30px 22px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            text-align: center;
            transition: all var(--transition);
        }
        .adv-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: var(--accent-light);
            background: #FFFDF8;
        }
        .adv-card-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: #F0F4FA;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.5rem;
            color: var(--primary);
            transition: all var(--transition);
        }
        .adv-card:hover .adv-card-icon {
            background: var(--accent);
            color: #fff;
        }
        .adv-card h3 {
            font-size: 1.15rem;
            margin-bottom: 8px;
        }
        .adv-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }

        /* Brand story */
        .brand-story-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .brand-story-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            aspect-ratio: 4/3;
            background: var(--bg-light-alt);
        }
        .brand-story-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .brand-story-text h2 {
            margin-bottom: 16px;
        }
        .brand-story-text p {
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 12px;
        }

        /* Category grid */
        .cat-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }
        .cat-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .cat-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-5px);
            border-color: var(--accent-light);
        }
        .cat-card-img {
            height: 200px;
            overflow: hidden;
            background: var(--bg-light-alt);
        }
        .cat-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .cat-card:hover .cat-card-img img {
            transform: scale(1.06);
        }
        .cat-card-body {
            padding: 20px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .cat-card-body h3 {
            font-size: 1.1rem;
            margin-bottom: 6px;
        }
        .cat-card-body p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.55;
            margin-bottom: 14px;
            flex: 1;
        }
        .cat-card-body .btn-sm {
            align-self: flex-start;
        }

        /* Featured matches */
        .match-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .match-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .match-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .match-card-img {
            height: 180px;
            overflow: hidden;
            background: var(--bg-light-alt);
        }
        .match-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .match-card:hover .match-card-img img {
            transform: scale(1.05);
        }
        .match-card-body {
            padding: 18px 16px;
        }
        .match-card-body .match-tag {
            display: inline-block;
            background: #FDF2E0;
            color: var(--accent-dark);
            font-size: 0.78rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 12px;
            margin-bottom: 8px;
        }
        .match-card-body h4 {
            font-size: 1rem;
            margin-bottom: 4px;
        }
        .match-card-body .match-info {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* Reviews */
        .review-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .review-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .review-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .review-stars {
            color: #F0B90B;
            font-size: 0.95rem;
            margin-bottom: 10px;
            letter-spacing: 2px;
        }
        .review-card p {
            font-size: 0.92rem;
            color: var(--text-body);
            line-height: 1.65;
            margin-bottom: 12px;
            font-style: italic;
        }
        .review-author {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
        }
        .review-author span {
            font-weight: 400;
            color: var(--text-muted);
            font-size: 0.8rem;
        }

        /* Partners */
        .partner-row {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
            gap: 32px 40px;
        }
        .partner-item {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-muted);
            letter-spacing: 0.04em;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }
        .partner-item:hover {
            color: var(--accent-dark);
        }

        /* FAQ */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius);
            margin-bottom: 10px;
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            box-shadow: var(--shadow);
        }
        .faq-question {
            padding: 18px 22px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--text-dark);
            background: #FAFBFC;
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-body);
            transition: all var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--accent-dark);
        }
        .faq-question .faq-arrow {
            transition: transform var(--transition);
            font-size: 0.85rem;
            color: var(--text-muted);
            flex-shrink: 0;
            margin-left: 12px;
        }
        .faq-item.is-active .faq-question .faq-arrow {
            transform: rotate(180deg);
            color: var(--accent);
        }
        .faq-answer {
            padding: 0 22px;
            max-height: 0;
            overflow: hidden;
            transition: all var(--transition);
            font-size: 0.93rem;
            color: var(--text-muted);
            line-height: 1.7;
        }
        .faq-item.is-active .faq-answer {
            padding: 0 22px 18px;
            max-height: 500px;
        }
        .faq-item.is-active .faq-question {
            color: var(--accent-dark);
            background: #FFFDF6;
        }

        /* News */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .news-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .news-card-img {
            height: 170px;
            overflow: hidden;
            background: var(--bg-light-alt);
        }
        .news-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .news-card:hover .news-card-img img {
            transform: scale(1.05);
        }
        .news-card-body {
            padding: 16px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-date {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-bottom: 6px;
        }
        .news-card-body h4 {
            font-size: 1rem;
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .news-card-body p {
            font-size: 0.85rem;
            color: var(--text-muted);
            flex: 1;
            line-height: 1.5;
            margin-bottom: 12px;
        }
        .news-card-body .btn-sm {
            align-self: flex-start;
        }

        /* CTA */
        .cta-section {
            background: var(--primary);
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            position: relative;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(15, 26, 46, 0.85);
            z-index: 1;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: 60px 20px;
        }
        .cta-section h2 {
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 1.05rem;
            margin-bottom: 24px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        /* Footer */
        .site-footer {
            background: #0F1A2E;
            color: rgba(255, 255, 255, 0.7);
            padding: 50px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-brand {
            font-family: var(--font-heading);
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 14px;
        }
        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
            padding: 4px 0;
            transition: color var(--transition-fast);
        }
        .footer-col 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: 0.85rem;
            color: rgba(255, 255, 255, 0.45);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero h1 {
                font-size: 2.5rem;
            }
            .hero {
                min-height: 500px;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .adv-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .cat-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .match-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .review-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .brand-story-block {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .nav-toggle {
                display: block;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero {
                min-height: 420px;
            }
            .hero-subtitle {
                font-size: 1rem;
            }
            .hero-desc {
                font-size: 0.88rem;
            }
            .section {
                padding: 44px 0;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .stat-number {
                font-size: 2rem;
            }
            .cat-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .cat-card-img {
                height: 150px;
            }
            .match-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .review-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .news-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            h2 {
                font-size: 1.55rem;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }
        @media (max-width: 520px) {
            .hero h1 {
                font-size: 1.65rem;
            }
            .hero {
                min-height: 380px;
            }
            .hero-btns {
                flex-direction: column;
                gap: 10px;
            }
            .btn {
                width: 100%;
                text-align: center;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 18px 12px;
            }
            .stat-number {
                font-size: 1.6rem;
            }
            .adv-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .cat-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .cat-card-img {
                height: 180px;
            }
            .match-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .review-grid {
                grid-template-columns: 1fr;
            }
            .news-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .brand-story-block {
                gap: 16px;
            }
            .partner-row {
                gap: 16px 20px;
            }
            .partner-item {
                font-size: 0.9rem;
            }
            .container {
                padding-left: 14px;
                padding-right: 14px;
            }
            .section {
                padding: 32px 0;
            }
            h2 {
                font-size: 1.35rem;
            }
            .header-logo {
                font-size: 1.2rem;
            }
            .header-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
            }
            .site-header {
                --header-height: 58px;
                height: 58px;
            }
            .mobile-nav-panel {
                top: 58px;
            }
        }

/* roulang page: category3 */
/* ========================================
            设计变量与基础重置
        ======================================== */
        :root {
            --color-primary: #1a3c5e;
            --color-primary-dark: #0f2840;
            --color-accent: #d4a843;
            --color-accent-light: #e8c96a;
            --color-accent-dark: #b8912f;
            --color-bg: #f8f9fb;
            --color-bg-white: #ffffff;
            --color-bg-dark: #0d2137;
            --color-bg-darker: #091a2c;
            --color-text: #1e2d3d;
            --color-text-secondary: #5a6d7e;
            --color-text-light: #8b9eaf;
            --color-text-white: #f0f3f7;
            --color-border: #e2e8f0;
            --color-border-light: #edf1f6;
            --color-success: #2ecc71;
            --color-warning: #f39c12;
            --color-danger: #e74c3c;
            --color-info: #3498db;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --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-accent: 0 6px 22px rgba(212, 168, 67, 0.22);
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-stack: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --max-width: 1240px;
            --header-height: 68px;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            margin: 0;
            padding: 0;
            -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 {
            font-family: inherit;
        }

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

        /* ========================================
            导航 Header
        ======================================== */
        .site-header {
            background: var(--color-bg-white);
            border-bottom: 1px solid var(--color-border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            height: var(--header-height);
            display: flex;
            align-items: center;
            box-shadow: var(--shadow-sm);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 9px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
            transition: color var(--transition-fast);
        }
        .header-logo:hover {
            color: var(--color-accent-dark);
        }
        .logo-icon {
            font-size: 1.5rem;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
            color: #fff;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .nav-desktop a {
            padding: 8px 15px;
            border-radius: var(--radius-sm);
            font-size: 0.93rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-desktop a:hover {
            color: var(--color-primary);
            background: rgba(26, 60, 94, 0.05);
        }
        .nav-desktop a.active {
            color: var(--color-accent-dark);
            background: rgba(212, 168, 67, 0.08);
            font-weight: 600;
        }
        .nav-desktop a.nav-cta {
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            padding: 9px 20px;
            border-radius: 24px;
            margin-left: 6px;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-accent);
        }
        .nav-desktop a.nav-cta:hover {
            background: var(--color-accent-dark);
            color: #fff;
            box-shadow: 0 8px 26px rgba(184, 145, 47, 0.35);
            transform: translateY(-1px);
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--color-text);
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }
        .nav-toggle:hover {
            background: rgba(0, 0, 0, 0.04);
        }

        /* 移动端导航 */
        @media (max-width: 1024px) {
            .nav-desktop {
                display: none;
                flex-direction: column;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--color-bg-white);
                border-bottom: 2px solid var(--color-border);
                box-shadow: var(--shadow-lg);
                padding: 12px 16px;
                gap: 4px;
                z-index: 999;
            }
            .nav-desktop.nav-open {
                display: flex;
            }
            .nav-desktop a {
                padding: 10px 16px;
                border-radius: var(--radius-sm);
                font-size: 0.95rem;
                width: 100%;
            }
            .nav-desktop a.nav-cta {
                margin-left: 0;
                text-align: center;
                border-radius: var(--radius-sm);
            }
            .nav-toggle {
                display: inline-flex;
                align-items: center;
                justify-content: center;
            }
        }
        @media (max-width: 520px) {
            .header-logo {
                font-size: 1.15rem;
                gap: 6px;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 1.2rem;
            }
            .container {
                padding: 0 14px;
            }
            .site-header .container {
                padding: 0 14px;
            }
        }

        /* ========================================
            板块间距
        ======================================== */
        .section {
            padding: 60px 0;
        }
        .section-sm {
            padding: 40px 0;
        }
        .section-lg {
            padding: 80px 0;
        }
        @media (max-width: 768px) {
            .section {
                padding: 40px 0;
            }
            .section-lg {
                padding: 50px 0;
            }
            .section-sm {
                padding: 28px 0;
            }
        }

        /* ========================================
            页面 Banner
        ======================================== */
        .page-banner {
            background: linear-gradient(160deg, rgba(26, 60, 94, 0.92) 0%, rgba(13, 33, 55, 0.94) 100%), url('assets/images/backpic/back-2.webp') center/cover no-repeat;
            color: #fff;
            padding: 70px 0;
            position: relative;
            text-align: center;
        }
        .page-banner .banner-badge {
            display: inline-block;
            background: rgba(212, 168, 67, 0.2);
            color: var(--color-accent-light);
            border: 1px solid rgba(212, 168, 67, 0.35);
            padding: 6px 18px;
            border-radius: 20px;
            font-size: 0.88rem;
            font-weight: 500;
            margin-bottom: 18px;
        }
        .page-banner h1 {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
            line-height: 1.25;
        }
        .page-banner .banner-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.78);
            max-width: 680px;
            margin: 0 auto;
            line-height: 1.7;
        }
        @media (max-width: 768px) {
            .page-banner {
                padding: 48px 0;
            }
            .page-banner h1 {
                font-size: 1.8rem;
            }
            .page-banner .banner-desc {
                font-size: 0.95rem;
            }
        }
        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.5rem;
            }
            .page-banner .banner-desc {
                font-size: 0.88rem;
            }
        }

        /* ========================================
            统计看板卡片
        ======================================== */
        .stats-dashboard {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: -40px;
            position: relative;
            z-index: 2;
        }
        .stat-card {
            background: var(--color-bg-white);
            border-radius: var(--radius-lg);
            padding: 26px 22px;
            box-shadow: var(--shadow-md);
            text-align: center;
            transition: all var(--transition-base);
            border: 1px solid var(--color-border-light);
        }
        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-accent);
        }
        .stat-card .stat-icon {
            font-size: 2.2rem;
            margin-bottom: 10px;
            color: var(--color-accent);
        }
        .stat-card .stat-number {
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            line-height: 1;
            margin-bottom: 6px;
        }
        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            font-weight: 500;
        }
        @media (max-width: 1024px) {
            .stats-dashboard {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
                margin-top: -30px;
            }
        }
        @media (max-width: 520px) {
            .stats-dashboard {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
                margin-top: -24px;
            }
            .stat-card {
                padding: 18px 12px;
                border-radius: var(--radius-md);
            }
            .stat-card .stat-number {
                font-size: 1.7rem;
            }
            .stat-card .stat-icon {
                font-size: 1.6rem;
            }
        }

        /* ========================================
            内容卡片网格
        ======================================== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .card-grid.two-col {
            grid-template-columns: repeat(2, 1fr);
        }
        .info-card {
            background: var(--color-bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
        }
        .info-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--color-accent);
        }
        .info-card .card-img-wrap {
            height: 200px;
            overflow: hidden;
            position: relative;
        }
        .info-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .info-card:hover .card-img-wrap img {
            transform: scale(1.06);
        }
        .info-card .card-body {
            padding: 20px 22px 24px;
        }
        .info-card .card-tag {
            display: inline-block;
            background: rgba(26, 60, 94, 0.07);
            color: var(--color-primary);
            padding: 4px 12px;
            border-radius: 14px;
            font-size: 0.8rem;
            font-weight: 500;
            margin-bottom: 10px;
        }
        .info-card h3 {
            font-size: 1.15rem;
            font-weight: 600;
            margin: 0 0 8px;
            color: var(--color-text);
            line-height: 1.35;
        }
        .info-card p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            margin: 0;
            line-height: 1.55;
        }
        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
            .card-grid.two-col {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 600px) {
            .card-grid,
            .card-grid.two-col {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .info-card .card-img-wrap {
                height: 170px;
            }
        }

        /* ========================================
            数据列表
        ======================================== */
        .data-list-section {
            background: var(--color-bg-white);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-md);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
        }
        .data-list-header {
            background: var(--color-primary);
            color: #fff;
            padding: 16px 24px;
            font-weight: 600;
            font-size: 1.05rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .data-list-row {
            display: flex;
            align-items: center;
            padding: 14px 24px;
            border-bottom: 1px solid var(--color-border-light);
            gap: 14px;
            transition: background var(--transition-fast);
        }
        .data-list-row:last-child {
            border-bottom: none;
        }
        .data-list-row:hover {
            background: rgba(26, 60, 94, 0.025);
        }
        .data-rank {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            font-weight: 700;
            font-size: 0.85rem;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .rank-1 {
            background: #ffd700;
            color: #5a3e00;
        }
        .rank-2 {
            background: #c0c0c0;
            color: #2d2d2d;
        }
        .rank-3 {
            background: #cd7f32;
            color: #fff;
        }
        .rank-other {
            background: #e9ecef;
            color: #555;
        }
        .data-team-name {
            flex: 1;
            font-weight: 500;
            font-size: 0.95rem;
            min-width: 100px;
        }
        .data-stat-val {
            font-weight: 600;
            color: var(--color-primary);
            font-size: 0.9rem;
            text-align: center;
            min-width: 50px;
        }
        @media (max-width: 520px) {
            .data-list-row {
                padding: 10px 14px;
                gap: 8px;
                font-size: 0.85rem;
            }
            .data-list-header {
                padding: 12px 14px;
                font-size: 0.9rem;
            }
            .data-stat-val {
                font-size: 0.8rem;
                min-width: 36px;
            }
        }

        /* ========================================
            FAQ
        ======================================== */
        .faq-section {
            background: var(--color-bg-white);
            border-radius: var(--radius-xl);
            padding: 40px 36px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
        }
        .faq-section h2 {
            text-align: center;
            margin-bottom: 28px;
            font-weight: 700;
            font-size: 1.6rem;
            color: var(--color-text);
        }
        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
            padding: 16px 0;
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-question {
            font-weight: 600;
            font-size: 1.02rem;
            cursor: pointer;
            color: var(--color-text);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--color-accent-dark);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            font-size: 0.85rem;
            color: var(--color-accent);
            transition: transform var(--transition-base);
        }
        .faq-item.open .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-base);
            color: var(--color-text-secondary);
            font-size: 0.93rem;
            line-height: 1.65;
            padding-top: 0;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding-top: 10px;
        }
        @media (max-width: 520px) {
            .faq-section {
                padding: 28px 16px;
                border-radius: var(--radius-lg);
            }
            .faq-section h2 {
                font-size: 1.3rem;
            }
            .faq-question {
                font-size: 0.93rem;
            }
        }

        /* ========================================
            CTA
        ======================================== */
        .cta-block {
            background: linear-gradient(145deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
            border-radius: var(--radius-xl);
            padding: 50px 40px;
            text-align: center;
            color: #fff;
            box-shadow: var(--shadow-lg);
        }
        .cta-block h2 {
            font-size: 1.7rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .cta-block p {
            font-size: 1.05rem;
            opacity: 0.82;
            margin-bottom: 24px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-accent {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            padding: 12px 30px;
            border-radius: 28px;
            font-size: 1rem;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-accent);
            border: none;
            cursor: pointer;
        }
        .btn-accent:hover {
            background: var(--color-accent-dark);
            color: #fff;
            box-shadow: 0 10px 30px rgba(184, 145, 47, 0.4);
            transform: translateY(-2px);
        }
        .btn-outline-light {
            display: inline-block;
            background: transparent;
            color: #fff;
            font-weight: 600;
            padding: 11px 28px;
            border-radius: 28px;
            font-size: 0.95rem;
            border: 2px solid rgba(255, 255, 255, 0.5);
            transition: all var(--transition-base);
            cursor: pointer;
            margin-left: 12px;
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
        }
        @media (max-width: 520px) {
            .cta-block {
                padding: 32px 18px;
                border-radius: var(--radius-lg);
            }
            .cta-block h2 {
                font-size: 1.3rem;
            }
            .btn-outline-light {
                margin-left: 0;
                margin-top: 10px;
            }
        }

        /* ========================================
            页脚
        ======================================== */
        .site-footer {
            background: var(--color-bg-darker);
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 28px;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 32px;
        }
        .footer-brand {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-col h4 {
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }
        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            padding: 4px 0;
            font-size: 0.88rem;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-accent-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.4);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 22px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .site-footer {
                padding: 32px 0 20px;
            }
        }

        /* ========================================
            区块标题
        ======================================== */
        .section-title {
            text-align: center;
            margin-bottom: 36px;
        }
        .section-title h2 {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
        }
        .section-title .title-line {
            width: 50px;
            height: 3px;
            background: var(--color-accent);
            margin: 0 auto 12px;
            border-radius: 2px;
        }
        .section-title p {
            color: var(--color-text-secondary);
            max-width: 600px;
            margin: 0 auto;
            font-size: 0.95rem;
        }
        @media (max-width: 520px) {
            .section-title h2 {
                font-size: 1.35rem;
            }
        }

        /* 亮点标签 */
        .highlight-tag {
            display: inline-block;
            background: linear-gradient(135deg, rgba(212, 168, 67, 0.15) 0%, rgba(212, 168, 67, 0.06) 100%);
            color: var(--color-accent-dark);
            padding: 5px 13px;
            border-radius: 16px;
            font-size: 0.82rem;
            font-weight: 600;
            margin-right: 8px;
            margin-bottom: 6px;
            border: 1px solid rgba(212, 168, 67, 0.2);
        }

        /* 数据亮点区块 */
        .highlight-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .highlight-item {
            background: var(--color-bg-white);
            border-radius: var(--radius-lg);
            padding: 22px 24px;
            display: flex;
            gap: 16px;
            align-items: flex-start;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
        }
        .highlight-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-accent);
        }
        .highlight-item .hl-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: rgba(26, 60, 94, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            flex-shrink: 0;
            color: var(--color-primary);
        }
        .highlight-item h4 {
            font-weight: 600;
            font-size: 0.98rem;
            margin: 0 0 4px;
            color: var(--color-text);
        }
        .highlight-item p {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            margin: 0;
            line-height: 1.5;
        }
        @media (max-width: 600px) {
            .highlight-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #0f2b46;
            --primary-light: #1a3f63;
            --accent: #c8963e;
            --accent-hover: #b0842f;
            --accent-light: #f5e6cc;
            --bg: #ffffff;
            --bg-alt: #f6f7f9;
            --bg-dark: #0d1f33;
            --text: #1a1a1a;
            --text-weak: #666666;
            --text-light: #999999;
            --border: #e2e4e8;
            --border-light: #eef0f3;
            --radius-sm: 6px;
            --radius: 10px;
            --radius-lg: 16px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow: 0 2px 12px rgba(0, 0, 0, 0.07);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.13);
            --transition: 0.22s ease;
            --font-stack: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --container-max: 1200px;
            --header-h: 68px;
        }

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

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

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--accent);
            text-decoration: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
            outline: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 3px;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin-top: 0;
            font-weight: 700;
            line-height: 1.35;
            color: var(--primary);
        }
        h1 {
            font-size: 2.6rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 2rem;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 1.45rem;
        }
        h4 {
            font-size: 1.15rem;
        }

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

        /* ========== HEADER ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #ffffff;
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            height: var(--header-h);
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 9px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
            transition: opacity var(--transition);
        }
        .header-logo:hover {
            color: var(--primary);
            opacity: 0.82;
        }
        .logo-icon {
            font-size: 1.55rem;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--accent), #d4a54a);
            border-radius: 50%;
            color: #fff;
            flex-shrink: 0;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .nav-desktop a {
            display: inline-block;
            padding: 8px 15px;
            border-radius: 6px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text);
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }
        .nav-desktop a:hover {
            color: var(--accent);
            background: rgba(200, 150, 62, 0.06);
        }
        .nav-desktop a.active {
            color: var(--accent);
            font-weight: 700;
            background: rgba(200, 150, 62, 0.10);
        }
        .nav-desktop a.nav-cta {
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            padding: 9px 20px;
            border-radius: 6px;
            margin-left: 6px;
        }
        .nav-desktop a.nav-cta:hover {
            background: var(--accent-hover);
            color: #fff;
            box-shadow: var(--shadow);
        }
        .nav-toggle {
            display: none;
            font-size: 1.4rem;
            color: var(--primary);
            padding: 8px 10px;
            border-radius: 6px;
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: var(--bg-alt);
        }
        .nav-desktop.mobile-open {
            display: flex !important;
            flex-direction: column;
            position: absolute;
            top: var(--header-h);
            left: 0;
            right: 0;
            background: #fff;
            padding: 16px 24px;
            gap: 4px;
            border-bottom: 2px solid var(--border);
            box-shadow: var(--shadow-md);
            z-index: 99;
            animation: slideDown 0.25s ease;
        }
        @keyframes slideDown {
            from {
                opacity: 0;
                transform: translateY(-10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* ========== PAGE HERO ========== */
        .page-hero {
            position: relative;
            background: var(--primary-light) url('assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 420px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 30, 50, 0.88) 0%, rgba(10, 22, 38, 0.78) 100%);
            z-index: 1;
        }
        .page-hero .container {
            position: relative;
            z-index: 2;
            padding-top: 56px;
            padding-bottom: 56px;
        }
        .page-hero-content {
            max-width: 700px;
        }
        .page-hero .hero-badge {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            padding: 5px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
        }
        .page-hero h1 {
            color: #ffffff;
            font-size: 2.8rem;
            margin-bottom: 14px;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
        }
        .page-hero .hero-desc {
            color: rgba(255, 255, 255, 0.88);
            font-size: 1.12rem;
            line-height: 1.7;
            margin-bottom: 26px;
        }
        .page-hero .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        /* ========== BUTTONS ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: 7px;
            font-size: 0.98rem;
            font-weight: 600;
            transition: all var(--transition);
            text-align: center;
            letter-spacing: 0.01em;
            cursor: pointer;
            border: 2px solid transparent;
        }
        .btn-primary {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }
        .btn-primary:hover {
            background: var(--accent-hover);
            border-color: var(--accent-hover);
            color: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }
        .btn-outline {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.55);
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
        }
        .btn-outline-dark {
            background: transparent;
            color: var(--primary);
            border-color: var(--border);
        }
        .btn-outline-dark:hover {
            background: var(--bg-alt);
            border-color: var(--primary);
            color: var(--primary);
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 0.88rem;
            border-radius: 6px;
        }
        .btn-lg {
            padding: 15px 32px;
            font-size: 1.05rem;
            border-radius: 8px;
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: 64px 0;
        }
        .section-alt {
            background: var(--bg-alt);
        }
        .section-dark {
            background: var(--bg-dark);
            color: #fff;
        }
        .section-header {
            text-align: center;
            margin-bottom: 44px;
        }
        .section-header h2 {
            margin-bottom: 10px;
            font-size: 2rem;
        }
        .section-header .section-subtitle {
            color: var(--text-weak);
            font-size: 1rem;
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }
        .section-dark .section-header h2 {
            color: #fff;
        }
        .section-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.65);
        }

        /* ========== CARDS ========== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 24px;
        }
        .card-grid-3 {
            grid-template-columns: repeat(3, 1fr);
        }
        .card-grid-4 {
            grid-template-columns: repeat(4, 1fr);
        }
        .service-card {
            background: #fff;
            border-radius: var(--radius);
            padding: 28px 24px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            gap: 12px;
            height: 100%;
        }
        .service-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--accent-light);
        }
        .service-card .card-icon {
            width: 50px;
            height: 50px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            background: var(--accent-light);
            color: var(--accent);
            flex-shrink: 0;
        }
        .service-card h3 {
            font-size: 1.2rem;
            margin-bottom: 0;
        }
        .service-card p {
            color: var(--text-weak);
            font-size: 0.94rem;
            line-height: 1.65;
            margin: 0;
            flex-grow: 1;
        }

        /* stat cards */
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: #fff;
            border-radius: var(--radius);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--accent);
            letter-spacing: -0.02em;
            line-height: 1;
            margin-bottom: 8px;
        }
        .stat-label {
            font-size: 0.92rem;
            color: var(--text-weak);
            font-weight: 500;
        }

        /* article cards */
        .article-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .article-card {
            background: #fff;
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .article-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .article-card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }
        .article-card-body {
            padding: 18px 20px 20px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .article-card-body .article-date {
            font-size: 0.82rem;
            color: var(--text-light);
        }
        .article-card-body h3 {
            font-size: 1.08rem;
            line-height: 1.45;
            margin: 0;
        }
        .article-card-body p {
            font-size: 0.9rem;
            color: var(--text-weak);
            line-height: 1.55;
            margin: 0;
            flex-grow: 1;
        }
        .article-card-body .read-more {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--accent);
            align-self: flex-start;
            transition: color var(--transition);
        }
        .article-card-body .read-more:hover {
            color: var(--accent-hover);
            text-decoration: underline;
        }

        /* process steps */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: step;
        }
        .process-step {
            background: #fff;
            border-radius: var(--radius);
            padding: 26px 20px;
            text-align: center;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            position: relative;
            transition: all var(--transition);
        }
        .process-step:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .process-step .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--accent);
            color: #fff;
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: 14px;
        }
        .process-step h4 {
            font-size: 1.05rem;
            margin-bottom: 6px;
        }
        .process-step p {
            font-size: 0.9rem;
            color: var(--text-weak);
            margin: 0;
            line-height: 1.55;
        }

        /* brand intro */
        .brand-intro-block {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow);
            max-width: 900px;
            margin: 0 auto;
            text-align: center;
        }
        .brand-intro-block h3 {
            margin-bottom: 14px;
            font-size: 1.4rem;
        }
        .brand-intro-block p {
            color: var(--text-weak);
            font-size: 0.98rem;
            line-height: 1.8;
            margin: 0;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow);
        }
        .faq-item summary {
            padding: 18px 22px;
            font-weight: 600;
            font-size: 1.02rem;
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            color: var(--primary);
            transition: color var(--transition);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 0.8rem;
            color: var(--text-light);
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-item[open] summary::after {
            transform: rotate(180deg);
            color: var(--accent);
        }
        .faq-item[open] summary {
            color: var(--accent);
        }
        .faq-answer {
            padding: 0 22px 20px;
            font-size: 0.94rem;
            color: var(--text-weak);
            line-height: 1.7;
        }

        /* CTA section */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, #0d2840 100%);
            text-align: center;
            padding: 60px 0;
            color: #fff;
        }
        .cta-section h2 {
            color: #fff;
            font-size: 2rem;
            margin-bottom: 10px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1.05rem;
            margin-bottom: 24px;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .btn-primary {
            background: var(--accent);
            border-color: var(--accent);
            font-size: 1.05rem;
            padding: 14px 34px;
            border-radius: 8px;
        }
        .cta-section .btn-primary:hover {
            background: #d4a54a;
            border-color: #d4a54a;
            box-shadow: 0 8px 28px rgba(200, 150, 62, 0.4);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 48px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand {
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            margin-bottom: 12px;
            font-weight: 600;
        }
        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.9rem;
            padding: 5px 0;
            transition: color var(--transition);
        }
        .footer-col a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 18px;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .card-grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .stat-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .article-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            .page-hero {
                min-height: 340px;
            }
            .page-hero h1 {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .nav-toggle {
                display: block;
            }
            .card-grid-3,
            .card-grid-4 {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .stat-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .article-list {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .process-steps {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .page-hero {
                min-height: 300px;
            }
            .page-hero h1 {
                font-size: 1.8rem;
            }
            .page-hero .hero-desc {
                font-size: 0.98rem;
            }
            .section {
                padding: 44px 0;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .stat-number {
                font-size: 2rem;
            }
            .brand-intro-block {
                padding: 24px 18px;
            }
            .btn-lg {
                padding: 12px 24px;
                font-size: 0.95rem;
            }
            .container {
                padding: 0 16px;
            }
        }

        @media (max-width: 520px) {
            .stat-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .process-steps {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .page-hero h1 {
                font-size: 1.5rem;
            }
            .page-hero .hero-desc {
                font-size: 0.9rem;
            }
            .page-hero .hero-actions {
                flex-direction: column;
                gap: 10px;
            }
            .page-hero .hero-actions .btn {
                width: 100%;
                justify-content: center;
            }
            .btn {
                padding: 10px 18px;
                font-size: 0.9rem;
            }
            .service-card {
                padding: 20px 16px;
            }
            .article-card-img {
                height: 160px;
            }
            h2 {
                font-size: 1.35rem;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #1a3c5e;
            --color-primary-light: #1f4d78;
            --color-accent: #c8963e;
            --color-accent-light: #d4a853;
            --color-accent-dark: #b07d2e;
            --color-bg: #f9fafb;
            --color-white: #ffffff;
            --color-text: #1e1e1e;
            --color-text-weak: #6b7280;
            --color-text-muted: #9ca3af;
            --color-border: #e5e7eb;
            --color-border-light: #f0f1f3;
            --color-card-bg: #ffffff;
            --color-footer-bg: #0f1e2f;
            --color-footer-text: rgba(255, 255, 255, 0.7);
            --color-tag-bg: #fef3e0;
            --color-tag-text: #b07d2e;
            --color-success: #10b981;
            --color-danger: #ef4444;
            --color-info: #3b82f6;
            --radius-sm: 8px;
            --radius-md: 12px;
            --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 6px 20px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 20px 48px rgba(0, 0, 0, 0.12);
            --transition-fast: 0.18s ease;
            --transition-normal: 0.28s ease;
            --transition-slow: 0.40s ease;
            --font-heading: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            --font-body: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            --max-width: 1200px;
            --section-gap: 64px;
            --section-gap-sm: 40px;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            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 {
            cursor: pointer;
            font-family: inherit;
            outline: none;
            border: none;
            background: none;
        }

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

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

        /* Header */
        .site-header {
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-xs);
            transition: box-shadow var(--transition-fast);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
            letter-spacing: 0.02em;
            font-family: var(--font-heading);
            transition: opacity var(--transition-fast);
            flex-shrink: 0;
        }
        .header-logo:hover {
            opacity: 0.82;
        }
        .logo-icon {
            font-size: 1.55rem;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--color-accent-light), var(--color-accent));
            border-radius: var(--radius-sm);
            color: #fff;
            flex-shrink: 0;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
            justify-content: flex-end;
        }
        .nav-desktop a {
            display: inline-flex;
            align-items: center;
            padding: 8px 15px;
            border-radius: 7px;
            font-size: 0.93rem;
            font-weight: 500;
            color: var(--color-text);
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.01em;
            position: relative;
        }
        .nav-desktop a:hover {
            background: #f3f4f6;
            color: var(--color-primary);
        }
        .nav-desktop a.active {
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
            box-shadow: var(--shadow-sm);
        }
        .nav-desktop a.active:hover {
            background: var(--color-primary-light);
        }
        .nav-cta {
            background: var(--color-accent) !important;
            color: #fff !important;
            font-weight: 600 !important;
            padding: 9px 18px !important;
            border-radius: 20px !important;
            margin-left: 6px;
            box-shadow: 0 2px 8px rgba(200, 150, 62, 0.30);
            transition: all var(--transition-fast) !important;
            letter-spacing: 0.02em;
            font-size: 0.9rem !important;
        }
        .nav-cta:hover {
            background: var(--color-accent-dark) !important;
            box-shadow: 0 4px 14px rgba(200, 150, 62, 0.40) !important;
            transform: translateY(-1px);
        }
        .nav-toggle {
            display: none;
            font-size: 1.5rem;
            color: var(--color-primary);
            padding: 8px 10px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
            flex-shrink: 0;
        }
        .nav-toggle:hover {
            background: #f3f4f6;
        }
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-white);
            z-index: 999;
            flex-direction: column;
            padding: 20px 24px;
            gap: 4px;
            overflow-y: auto;
            box-shadow: var(--shadow-lg);
        }
        .mobile-nav-panel.open {
            display: flex;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 14px 18px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition-fast);
            border: 1px solid transparent;
        }
        .mobile-nav-panel a:hover {
            background: #f9fafb;
            color: var(--color-primary);
            border-color: var(--color-border-light);
        }
        .mobile-nav-panel a.active {
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
            border-color: var(--color-primary);
        }
        .mobile-nav-panel .nav-cta-mobile {
            background: var(--color-accent) !important;
            color: #fff !important;
            text-align: center;
            font-weight: 600 !important;
            margin-top: 8px;
            border-radius: 24px !important;
            border-color: transparent !important;
        }

        /* Page Banner */
        .page-banner {
            position: relative;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            padding: 80px 0;
            min-height: 340px;
            display: flex;
            align-items: center;
            z-index: 1;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 60, 94, 0.88) 0%, rgba(15, 30, 47, 0.78) 100%);
            z-index: 0;
        }
        .page-banner .container {
            position: relative;
            z-index: 1;
        }
        .page-banner .banner-content {
            max-width: 720px;
        }
        .page-banner .banner-badge {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
        }
        .page-banner h1 {
            font-family: var(--font-heading);
            font-size: 2.6rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 14px;
            line-height: 1.25;
            letter-spacing: 0.02em;
        }
        .page-banner .banner-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            margin: 0 0 22px;
            max-width: 560px;
        }
        .page-banner .banner-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--color-accent);
            color: #fff;
            padding: 13px 28px;
            border-radius: 26px;
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.03em;
            transition: all var(--transition-fast);
            box-shadow: 0 4px 16px rgba(200, 150, 62, 0.35);
        }
        .page-banner .banner-btn:hover {
            background: var(--color-accent-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(200, 150, 62, 0.45);
            color: #fff;
        }

        /* Section Common */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-sm {
            padding: var(--section-gap-sm) 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-header h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0 0 10px;
            letter-spacing: 0.02em;
        }
        .section-header .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-weak);
            max-width: 600px;
            margin: 0 auto;
        }
        .section-header .section-divider {
            width: 50px;
            height: 4px;
            background: var(--color-accent);
            border-radius: 2px;
            margin: 14px auto 0;
        }
        .bg-white-section {
            background: var(--color-white);
        }
        .bg-light-section {
            background: #f5f6f8;
        }
        .bg-dark-section {
            background: var(--color-primary);
            color: #fff;
        }
        .bg-dark-section h2 {
            color: #fff;
        }
        .bg-dark-section .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
        }

        /* Cards */
        .card {
            background: var(--color-card-bg);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--color-border);
        }
        .card-img-wrap {
            border-radius: var(--radius-sm);
            overflow: hidden;
            margin-bottom: 18px;
            position: relative;
            aspect-ratio: 16/10;
            background: #eef1f5;
        }
        .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-tag {
            display: inline-block;
            background: var(--color-tag-bg);
            color: var(--color-tag-text);
            padding: 4px 12px;
            border-radius: 14px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            margin-bottom: 10px;
            align-self: flex-start;
        }
        .card-tag.accent {
            background: #e8f4e8;
            color: #2d7a2d;
        }
        .card-tag.info {
            background: #e8f0fb;
            color: #2563eb;
        }
        .card h3 {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 650;
            color: var(--color-text);
            margin: 0 0 8px;
            line-height: 1.4;
        }
        .card p {
            font-size: 0.93rem;
            color: var(--color-text-weak);
            line-height: 1.65;
            margin: 0 0 12px;
            flex-grow: 1;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.82rem;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }
        .card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .card-stat-row {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-top: auto;
            padding-top: 12px;
            border-top: 1px solid var(--color-border-light);
        }
        .card-stat-item {
            display: flex;
            align-items: center;
            gap: 5px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-primary);
            background: #f0f4f8;
            padding: 6px 12px;
            border-radius: 16px;
        }
        .card-stat-item .stat-icon {
            color: var(--color-accent);
            font-size: 0.9rem;
        }

        /* Stat Cards */
        .stat-card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            padding: 26px 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            height: 100%;
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .stat-card .stat-number {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
            margin-bottom: 6px;
        }
        .stat-card .stat-number .unit {
            font-size: 1.2rem;
            font-weight: 500;
            margin-left: 2px;
        }
        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            font-weight: 500;
        }

        /* Expert Block */
        .expert-block {
            display: flex;
            gap: 32px;
            align-items: center;
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 36px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            flex-wrap: wrap;
        }
        .expert-block .expert-img {
            flex: 0 0 200px;
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 3/4;
            background: #eef1f5;
        }
        .expert-block .expert-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .expert-block .expert-info {
            flex: 1;
            min-width: 260px;
        }
        .expert-block .expert-info h3 {
            font-family: var(--font-heading);
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0 0 6px;
        }
        .expert-block .expert-info .expert-title {
            font-size: 0.9rem;
            color: var(--color-accent);
            font-weight: 600;
            margin-bottom: 12px;
            letter-spacing: 0.03em;
        }
        .expert-block .expert-info p {
            font-size: 0.95rem;
            color: var(--color-text-weak);
            line-height: 1.7;
            margin: 0 0 10px;
        }
        .expert-stats-row {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            margin-top: 8px;
        }
        .expert-stats-row .exp-stat {
            text-align: center;
            background: #f8fafc;
            border-radius: var(--radius-sm);
            padding: 14px 18px;
            min-width: 80px;
        }
        .exp-stat .exp-stat-num {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
        }
        .exp-stat .exp-stat-label {
            font-size: 0.78rem;
            color: var(--color-text-weak);
            margin-top: 4px;
        }

        /* Info List */
        .info-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .info-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 16px 20px;
            background: var(--color-white);
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
            font-size: 0.95rem;
            line-height: 1.6;
            color: var(--color-text);
        }
        .info-list li:hover {
            box-shadow: var(--shadow-sm);
            border-color: var(--color-border);
        }
        .info-list .list-icon {
            flex-shrink: 0;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-tag-bg);
            color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            font-weight: 600;
        }

        /* Testimonials */
        .testimonial-card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            padding: 24px 22px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            height: 100%;
            display: flex;
            flex-direction: column;
            transition: all var(--transition-normal);
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .testimonial-card .testimonial-stars {
            color: var(--color-accent);
            font-size: 0.9rem;
            margin-bottom: 10px;
        }
        .testimonial-card .testimonial-text {
            font-size: 0.93rem;
            color: var(--color-text);
            line-height: 1.7;
            flex-grow: 1;
            margin-bottom: 14px;
            font-style: italic;
        }
        .testimonial-card .testimonial-author {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-primary);
        }
        .testimonial-card .testimonial-date {
            font-size: 0.78rem;
            color: var(--color-text-muted);
        }

        /* FAQ */
        .faq-list {
            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);
        }
        .faq-item:hover {
            border-color: var(--color-border);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 22px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            background: none;
            border: none;
            font-family: inherit;
            line-height: 1.5;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: #fafbfc;
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: #f3f4f6;
            color: var(--color-text-weak);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            transition: all var(--transition-fast);
        }
        .faq-item.open .faq-question .faq-icon {
            background: var(--color-accent);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 22px;
            font-size: 0.93rem;
            color: var(--color-text-weak);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 22px 18px;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, #0f2840 100%);
            border-radius: var(--radius-xl);
            padding: 50px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.03);
            pointer-events: none;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -50px;
            left: -40px;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
            pointer-events: none;
        }
        .cta-section h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            margin: 0 0 10px;
            position: relative;
            z-index: 1;
            color: #fff;
        }
        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.8);
            margin: 0 auto 24px;
            max-width: 560px;
            position: relative;
            z-index: 1;
            line-height: 1.6;
        }
        .cta-btn-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            justify-content: center;
            position: relative;
            z-index: 1;
        }
        .btn-cta-primary {
            background: var(--color-accent);
            color: #fff;
            padding: 14px 30px;
            border-radius: 26px;
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.03em;
            transition: all var(--transition-fast);
            box-shadow: 0 4px 16px rgba(200, 150, 62, 0.35);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-cta-primary:hover {
            background: var(--color-accent-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(200, 150, 62, 0.45);
            color: #fff;
        }
        .btn-cta-outline {
            background: transparent;
            color: #fff;
            padding: 14px 30px;
            border-radius: 26px;
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.03em;
            border: 2px solid rgba(255, 255, 255, 0.5);
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-cta-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        /* Footer */
        .site-footer {
            background: var(--color-footer-bg);
            color: var(--color-footer-text);
            padding: 48px 0 24px;
            margin-top: var(--section-gap);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }
        .footer-col a {
            display: block;
            font-size: 0.9rem;
            color: var(--color-footer-text);
            padding: 6px 0;
            transition: color var(--transition-fast);
            line-height: 1.5;
        }
        .footer-col a:hover {
            color: var(--color-accent-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 18px;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.45);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .nav-desktop a {
                padding: 7px 10px;
                font-size: 0.85rem;
            }
            .nav-desktop {
                gap: 2px;
            }
            .page-banner h1 {
                font-size: 2.1rem;
            }
            .page-banner {
                padding: 56px 0;
                min-height: 260px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .expert-block {
                flex-direction: column;
                text-align: center;
                padding: 28px;
            }
            .expert-block .expert-img {
                flex: 0 0 160px;
                width: 160px;
                margin: 0 auto;
                aspect-ratio: 1/1;
                border-radius: 50%;
            }
            .expert-stats-row {
                justify-content: center;
            }
        }

        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .site-header .container {
                height: 58px;
            }
            .mobile-nav-panel {
                top: 58px;
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .page-banner .banner-desc {
                font-size: 0.95rem;
            }
            .page-banner {
                padding: 44px 0;
                min-height: 220px;
            }
            .section {
                padding: 40px 0;
            }
            .section-sm {
                padding: 28px 0;
            }
            .section-header h2 {
                font-size: 1.6rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .cta-section {
                padding: 32px 22px;
                border-radius: var(--radius-md);
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .expert-block {
                padding: 20px;
            }
            .stat-card .stat-number {
                font-size: 2.2rem;
            }
            .card {
                padding: 20px 16px;
            }
            .container {
                padding: 0 16px;
            }
            .btn-cta-primary,
            .btn-cta-outline {
                padding: 12px 22px;
                font-size: 0.9rem;
            }
        }

        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.4rem;
            }
            .page-banner .banner-desc {
                font-size: 0.88rem;
            }
            .page-banner {
                padding: 32px 0;
                min-height: 180px;
            }
            .section-header h2 {
                font-size: 1.4rem;
            }
            .card-stat-row {
                flex-direction: column;
                gap: 6px;
            }
            .cta-btn-group {
                flex-direction: column;
                align-items: center;
            }
            .expert-stats-row {
                flex-direction: column;
                align-items: center;
            }
            .expert-stats-row .exp-stat {
                width: 100%;
                max-width: 200px;
            }
            .info-list li {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .page-banner .banner-btn {
                padding: 11px 22px;
                font-size: 0.9rem;
            }
        }

/* roulang page: category5 */
:root {
            --color-primary: #1a3c6e;
            --color-primary-dark: #0f2a50;
            --color-accent: #c8963e;
            --color-accent-light: #e0b860;
            --color-bg: #f8f9fb;
            --color-white: #ffffff;
            --color-text: #1e293b;
            --color-text-muted: #5f6b7a;
            --color-text-light: #8895a7;
            --color-border: #e2e8f0;
            --color-border-light: #edf2f7;
            --color-card-bg: #ffffff;
            --color-tag-bg: #eef2f7;
            --color-tag-text: #3b4f6b;
            --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: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
            --max-width: 1200px;
            --header-height: 68px;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            min-width: 320px;
        }

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

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

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

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

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

        @media (max-width: 640px) {
            .container {
                padding: 0 14px;
            }
        }

        /* ============ HEADER ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            height: var(--header-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 9px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: -0.01em;
            white-space: nowrap;
            font-family: var(--font-heading);
            transition: opacity var(--transition-fast);
        }
        .header-logo:hover {
            opacity: 0.82;
            color: var(--color-primary);
        }
        .logo-icon {
            font-size: 1.55rem;
            display: inline-block;
            animation: logoPulse 2.6s ease-in-out infinite;
        }
        @keyframes logoPulse {
            0%,
            100% {
                transform: scale(1);
            }
            50% {
                transform: scale(1.14);
            }
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .nav-desktop a {
            display: inline-flex;
            align-items: center;
            padding: 8px 15px;
            font-size: 0.93rem;
            font-weight: 500;
            color: var(--color-text-muted);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-desktop a:hover {
            color: var(--color-primary);
            background: #f1f5f9;
        }
        .nav-desktop a.active {
            color: var(--color-primary);
            font-weight: 600;
            background: #eef3fa;
        }
        .nav-desktop a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 15px;
            right: 15px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 3px;
        }
        .nav-cta {
            background: var(--color-accent) !important;
            color: #fff !important;
            font-weight: 600 !important;
            padding: 9px 18px !important;
            border-radius: var(--radius-md) !important;
            transition: all var(--transition-base) !important;
            margin-left: 6px;
        }
        .nav-cta:hover {
            background: var(--color-accent-light) !important;
            color: #fff !important;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }
        .nav-cta::after {
            display: none !important;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-primary);
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }
        .nav-toggle:hover {
            background: #f1f5f9;
        }
        @media (max-width: 1024px) {
            .nav-desktop {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--color-white);
                flex-direction: column;
                gap: 0;
                padding: 12px 0;
                border-bottom: 2px solid var(--color-border);
                box-shadow: var(--shadow-lg);
                z-index: 999;
                border-radius: 0 0 var(--radius-lg) var(--radius-lg);
            }
            .nav-desktop.open {
                display: flex;
            }
            .nav-desktop a {
                padding: 12px 24px;
                border-radius: 0;
                font-size: 1rem;
                width: 100%;
                justify-content: flex-start;
            }
            .nav-desktop a.active::after {
                left: 24px;
                right: auto;
                width: 40px;
                bottom: 4px;
            }
            .nav-cta {
                margin: 8px 20px;
                text-align: center;
                justify-content: center;
                border-radius: var(--radius-md) !important;
            }
            .nav-toggle {
                display: block;
            }
        }
        @media (max-width: 520px) {
            .header-logo {
                font-size: 1.15rem;
            }
            .logo-icon {
                font-size: 1.35rem;
            }
        }

        /* ============ PAGE BANNER ============ */
        .page-banner {
            position: relative;
            background: linear-gradient(160deg, #0f2a50 0%, #1a3c6e 40%, #1e4a82 100%);
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 30%;
            background-blend-mode: overlay;
            padding: 70px 0 60px;
            color: #fff;
            text-align: center;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(10, 25, 50, 0.55);
            z-index: 1;
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
        }
        .page-banner .banner-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.28);
            color: #fff;
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.03em;
            margin-bottom: 18px;
            backdrop-filter: blur(6px);
        }
        .page-banner h1 {
            font-family: var(--font-heading);
            font-size: 2.6rem;
            font-weight: 700;
            margin: 0 0 14px;
            letter-spacing: 0.01em;
            line-height: 1.3;
            color: #fff;
        }
        .page-banner .banner-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 650px;
            margin: 0 auto;
            line-height: 1.7;
        }
        @media (max-width: 768px) {
            .page-banner {
                padding: 48px 0 40px;
            }
            .page-banner h1 {
                font-size: 1.9rem;
            }
            .page-banner .banner-desc {
                font-size: 0.95rem;
            }
        }
        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.5rem;
            }
        }

        /* ============ SECTION COMMON ============ */
        .section {
            padding: 56px 0;
        }
        .section-sm {
            padding: 38px 0;
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--color-text);
            text-align: center;
            margin-bottom: 10px;
            letter-spacing: 0.01em;
        }
        .section-subtitle {
            text-align: center;
            color: var(--color-text-muted);
            font-size: 0.95rem;
            margin-bottom: 38px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        @media (max-width: 768px) {
            .section {
                padding: 38px 0;
            }
            .section-title {
                font-size: 1.4rem;
            }
        }

        /* ============ INTEL CATEGORY CARDS ============ */
        .intel-cards-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        @media (max-width: 1024px) {
            .intel-cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .intel-cards-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }
        .intel-card {
            background: var(--color-card-bg);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }
        .intel-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-accent);
        }
        .intel-card .intel-icon {
            font-size: 2.6rem;
            margin-bottom: 14px;
            display: block;
            transition: transform var(--transition-base);
        }
        .intel-card:hover .intel-icon {
            transform: scale(1.1);
        }
        .intel-card h4 {
            font-family: var(--font-heading);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 8px;
        }
        .intel-card p {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            margin: 0;
            line-height: 1.6;
        }
        .intel-card .card-tag {
            display: inline-block;
            background: var(--color-tag-bg);
            color: var(--color-tag-text);
            font-size: 0.75rem;
            padding: 3px 10px;
            border-radius: 20px;
            margin-top: 12px;
            font-weight: 500;
        }

        /* ============ INTEL LIST ============ */
        .intel-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .intel-list-item {
            background: var(--color-card-bg);
            border-radius: var(--radius-md);
            padding: 18px 22px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            display: flex;
            align-items: flex-start;
            gap: 16px;
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .intel-list-item:hover {
            box-shadow: var(--shadow-md);
            border-color: #d0d8e4;
            transform: translateX(3px);
        }
        .intel-list-item .list-date {
            flex-shrink: 0;
            background: var(--color-primary);
            color: #fff;
            padding: 6px 12px;
            border-radius: var(--radius-sm);
            font-size: 0.8rem;
            font-weight: 600;
            text-align: center;
            min-width: 70px;
            letter-spacing: 0.02em;
        }
        .intel-list-item .list-content h5 {
            font-family: var(--font-heading);
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 5px;
            color: var(--color-text);
        }
        .intel-list-item .list-content p {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin: 0;
            line-height: 1.5;
        }
        .intel-list-item .list-badge {
            display: inline-block;
            font-size: 0.72rem;
            padding: 2px 9px;
            border-radius: 12px;
            font-weight: 600;
            margin-left: 8px;
            vertical-align: middle;
        }
        .badge-hot {
            background: #fef2f2;
            color: #dc2626;
        }
        .badge-new {
            background: #ecfdf5;
            color: #059669;
        }
        .badge-urgent {
            background: #fffbeb;
            color: #d97706;
        }
        @media (max-width: 520px) {
            .intel-list-item {
                flex-direction: column;
                gap: 10px;
                padding: 14px 16px;
            }
            .intel-list-item .list-date {
                align-self: flex-start;
            }
        }

        /* ============ DEEP ANALYSIS BLOCK ============ */
        .deep-analysis {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
        }
        .deep-analysis .analysis-img-wrap {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            position: relative;
        }
        .deep-analysis .analysis-img-wrap img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 4/3;
            transition: transform var(--transition-slow);
        }
        .deep-analysis .analysis-img-wrap:hover img {
            transform: scale(1.04);
        }
        .deep-analysis .analysis-text h3 {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 700;
            margin: 0 0 12px;
            color: var(--color-text);
        }
        .deep-analysis .analysis-text p {
            color: var(--color-text-muted);
            line-height: 1.8;
            margin: 0 0 16px;
            font-size: 0.95rem;
        }
        .deep-analysis .analysis-meta {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 0.82rem;
            color: var(--color-text-light);
        }
        .deep-analysis .analysis-meta span {
            background: var(--color-tag-bg);
            padding: 4px 10px;
            border-radius: 20px;
        }
        @media (max-width: 768px) {
            .deep-analysis {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .deep-analysis .analysis-text h3 {
                font-size: 1.25rem;
            }
        }

        /* ============ STATS ROW ============ */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
            text-align: center;
        }
        @media (max-width: 768px) {
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
        }
        @media (max-width: 400px) {
            .stats-row {
                grid-template-columns: 1fr 1fr;
            }
        }
        .stat-card {
            background: var(--color-card-bg);
            border-radius: var(--radius-lg);
            padding: 26px 16px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--color-accent);
        }
        .stat-card .stat-number {
            font-family: var(--font-heading);
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: -0.02em;
        }
        .stat-card .stat-label {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            margin-top: 6px;
            font-weight: 500;
        }
        .stat-card .stat-icon {
            font-size: 1.8rem;
            margin-bottom: 8px;
            display: block;
        }

        /* ============ FAQ ============ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .faq-item {
            background: var(--color-card-bg);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-sm);
        }
        .faq-item:hover {
            border-color: #d0d8e4;
        }
        .faq-question {
            padding: 18px 22px;
            font-weight: 600;
            font-size: 0.98rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--color-text);
            user-select: none;
            transition: background var(--transition-fast);
            font-family: var(--font-heading);
        }
        .faq-question:hover {
            background: #fafbfc;
        }
        .faq-question .faq-arrow {
            transition: transform var(--transition-base);
            color: var(--color-accent);
            font-size: 0.85rem;
            flex-shrink: 0;
            margin-left: 12px;
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 22px;
            color: var(--color-text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
            background: #fafcfd;
        }
        .faq-item.open .faq-answer {
            max-height: 360px;
            padding: 16px 22px;
        }

        /* ============ CTA SECTION ============ */
        .cta-section {
            background: linear-gradient(150deg, #1a3c6e 0%, #0f2a50 100%);
            color: #fff;
            text-align: center;
            padding: 56px 0;
            border-radius: 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 260px;
            height: 260px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-section h3 {
            font-family: var(--font-heading);
            font-size: 1.7rem;
            font-weight: 700;
            margin: 0 0 12px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 24px;
            font-size: 1rem;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-primary {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            padding: 13px 30px;
            border-radius: var(--radius-md);
            font-size: 1rem;
            transition: all var(--transition-base);
            border: none;
            cursor: pointer;
            letter-spacing: 0.02em;
            box-shadow: 0 4px 14px rgba(200, 150, 62, 0.35);
        }
        .btn-primary:hover {
            background: var(--color-accent-light);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 22px rgba(200, 150, 62, 0.45);
        }
        .btn-outline {
            display: inline-block;
            border: 2px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            font-weight: 600;
            padding: 11px 28px;
            border-radius: var(--radius-md);
            font-size: 0.95rem;
            transition: all var(--transition-base);
            margin-left: 12px;
            background: transparent;
            cursor: pointer;
        }
        .btn-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }
        @media (max-width: 520px) {
            .cta-section h3 {
                font-size: 1.35rem;
            }
            .btn-outline {
                margin-left: 0;
                margin-top: 10px;
            }
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: #0f1c30;
            color: #fff;
            padding: 48px 0 20px;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 30px;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
        }
        .footer-brand {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: #fff;
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            margin: 0 0 12px;
            color: rgba(255, 255, 255, 0.75);
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }
        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.85rem;
            padding: 4px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 18px;
            text-align: center;
            color: rgba(255, 255, 255, 0.4);
            font-size: 0.8rem;
        }

        /* ============ MISC ============ */
        .text-center {
            text-align: center;
        }
        .mt-2 {
            margin-top: 20px;
        }
        .mt-3 {
            margin-top: 30px;
        }
        .mb-2 {
            margin-bottom: 20px;
        }
        .mb-3 {
            margin-bottom: 30px;
        }
        .highlight-accent {
            color: var(--color-accent);
            font-weight: 600;
        }
        .divider {
            width: 50px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 3px;
            margin: 16px auto;
        }
        .cover-img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            width: 100%;
            object-fit: cover;
            aspect-ratio: 16/10;
        }

/* roulang page: category1 */
:root {
            --color-primary: #1a3c5e;
            --color-primary-dark: #0f2a45;
            --color-accent: #d49b3b;
            --color-accent-light: #e8b958;
            --color-accent-dark: #b8832a;
            --color-bg: #f8f9fb;
            --color-white: #ffffff;
            --color-surface: #ffffff;
            --color-text: #1e293b;
            --color-text-secondary: #5a6d80;
            --color-text-muted: #8899aa;
            --color-border: #e2e8f0;
            --color-border-light: #edf2f7;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.09);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.14);
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 60px;
            --spacing-2xl: 80px;
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.45s ease;
            --max-width: 1240px;
        }

        *,
        *::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;
            overflow-x: hidden;
        }

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

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

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

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }

        /* Header */
        .site-header {
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: var(--spacing-md);
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
            transition: opacity var(--transition-fast);
            flex-shrink: 0;
        }

        .header-logo:hover {
            opacity: 0.85;
        }

        .logo-icon {
            font-size: 1.7rem;
            display: inline-block;
            line-height: 1;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
            justify-content: flex-end;
        }

        .nav-desktop a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: 22px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-desktop a:hover {
            color: var(--color-primary);
            background: rgba(26, 60, 94, 0.05);
        }

        .nav-desktop a.active {
            color: var(--color-primary);
            background: rgba(26, 60, 94, 0.08);
            font-weight: 600;
        }

        .nav-desktop a.nav-cta {
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            padding: 10px 20px;
            border-radius: 24px;
            margin-left: 4px;
            box-shadow: 0 2px 8px rgba(212, 155, 59, 0.3);
            transition: all var(--transition-base);
        }

        .nav-desktop a.nav-cta:hover {
            background: var(--color-accent-dark);
            color: #fff;
            box-shadow: 0 4px 16px rgba(212, 155, 59, 0.45);
            transform: translateY(-1px);
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-primary);
            padding: 8px 12px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
            flex-shrink: 0;
        }

        .nav-toggle:hover {
            background: rgba(26, 60, 94, 0.06);
        }

        /* Mobile Nav Panel */
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-white);
            z-index: 999;
            flex-direction: column;
            padding: var(--spacing-md);
            gap: 4px;
            overflow-y: auto;
            box-shadow: var(--shadow-xl);
        }

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

        .mobile-nav-panel a {
            display: block;
            padding: 14px 20px;
            border-radius: var(--radius-md);
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition-fast);
        }

        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background: rgba(26, 60, 94, 0.07);
            color: var(--color-primary);
            font-weight: 600;
        }

        .mobile-nav-panel a.nav-cta {
            background: var(--color-accent);
            color: #fff;
            text-align: center;
            font-weight: 600;
            margin-top: var(--spacing-sm);
            border-radius: 26px;
            padding: 14px 20px;
        }

        /* Banner */
        .page-banner {
            position: relative;
            background: var(--color-primary);
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            padding: 80px 0 70px;
            color: #fff;
            text-align: center;
            overflow: hidden;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 42, 69, 0.82) 0%, rgba(26, 60, 94, 0.9) 100%);
            z-index: 1;
        }

        .page-banner .container {
            position: relative;
            z-index: 2;
        }

        .page-banner .banner-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            padding: 6px 18px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            margin-bottom: var(--spacing-md);
            backdrop-filter: blur(4px);
        }

        .page-banner h1 {
            font-size: 2.6rem;
            font-weight: 800;
            margin: 0 0 var(--spacing-sm);
            letter-spacing: -0.02em;
            line-height: 1.3;
        }

        .page-banner .banner-desc {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 680px;
            margin: 0 auto var(--spacing-lg);
            line-height: 1.7;
        }

        .banner-stats-row {
            display: flex;
            justify-content: center;
            gap: 40px;
            flex-wrap: wrap;
            margin-top: var(--spacing-md);
        }

        .banner-stat-item {
            text-align: center;
            min-width: 100px;
        }

        .banner-stat-item .stat-num {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-accent-light);
            line-height: 1;
        }

        .banner-stat-item .stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }

        /* Section */
        .section {
            padding: var(--spacing-xl) 0;
        }

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

        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-lg);
        }

        .section-header h2 {
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0 0 var(--spacing-xs);
            letter-spacing: -0.01em;
        }

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

        .section-tag {
            display: inline-block;
            background: rgba(212, 155, 59, 0.12);
            color: var(--color-accent-dark);
            padding: 4px 14px;
            border-radius: 16px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.02em;
        }

        /* Score Cards */
        .score-cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: var(--spacing-md);
        }

        .score-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 20px 24px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .score-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: var(--color-accent);
            border-color: rgba(212, 155, 59, 0.25);
        }

        .score-card .match-league {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 0.8rem;
            color: var(--color-text-muted);
            font-weight: 500;
            text-transform: uppercase;
            letter-spacing: 0.03em;
        }

        .score-card .match-league .live-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #e53e3e;
            animation: pulse-live 1.6s infinite;
        }

        @keyframes pulse-live {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(229, 62, 62, 0.6);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(229, 62, 62, 0);
            }
        }

        .score-card .match-teams {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }

        .score-card .team {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            flex: 1;
        }

        .score-card .team-name {
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-text);
            text-align: center;
        }

        .score-card .team-score {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1;
        }

        .score-card .score-divider {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--color-text-muted);
            flex-shrink: 0;
        }

        .score-card .match-meta {
            display: flex;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }

        .score-card .match-time-badge {
            background: #e53e3e;
            color: #fff;
            padding: 2px 8px;
            border-radius: 10px;
            font-size: 0.75rem;
            font-weight: 600;
        }

        /* Feature Cards */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
            gap: var(--spacing-md);
        }

        .feature-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            text-align: center;
        }

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

        .feature-card .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(26, 60, 94, 0.07);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto var(--spacing-sm);
            font-size: 1.5rem;
            color: var(--color-primary);
            transition: all var(--transition-base);
        }

        .feature-card:hover .feature-icon {
            background: var(--color-primary);
            color: #fff;
            transform: scale(1.08);
        }

        .feature-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0 0 8px;
        }

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

        /* CTA Section */
        .cta-section {
            background: var(--color-primary);
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            padding: 70px 0;
            text-align: center;
            color: #fff;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(15, 42, 69, 0.88);
            z-index: 1;
        }

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

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 700;
            margin: 0 0 var(--spacing-sm);
            letter-spacing: -0.01em;
        }

        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 540px;
            margin: 0 auto var(--spacing-lg);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition-base);
            border: none;
            cursor: pointer;
            text-decoration: none;
            letter-spacing: 0.01em;
        }

        .btn-primary {
            background: var(--color-accent);
            color: #fff;
            box-shadow: 0 4px 16px rgba(212, 155, 59, 0.35);
        }

        .btn-primary:hover {
            background: var(--color-accent-dark);
            box-shadow: 0 6px 24px rgba(212, 155, 59, 0.5);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.5);
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-lg {
            padding: 16px 40px;
            font-size: 1.1rem;
            border-radius: 30px;
        }

        /* Data Strip */
        .data-strip {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 32px;
            padding: var(--spacing-md) 0;
        }

        .data-strip-item {
            text-align: center;
            flex: 0 0 auto;
            min-width: 120px;
        }

        .data-strip-item .ds-num {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1;
        }

        .data-strip-item .ds-label {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            margin-top: 6px;
        }

        /* Coverage Grid */
        .coverage-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
            gap: var(--spacing-sm);
        }

        .coverage-item {
            background: var(--color-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 16px 14px;
            text-align: center;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text);
            transition: all var(--transition-fast);
            cursor: default;
        }

        .coverage-item:hover {
            border-color: var(--color-accent);
            color: var(--color-primary);
            background: rgba(212, 155, 59, 0.04);
            box-shadow: var(--shadow-sm);
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

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

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

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

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            transition: transform var(--transition-base);
            color: var(--color-text-muted);
            font-size: 0.9rem;
        }

        .faq-item.is-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-slow);
        }

        .faq-item.is-open .faq-answer {
            max-height: 400px;
        }

        .faq-answer-inner {
            padding: 0 22px 18px;
            font-size: 0.92rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* Footer */
        .site-footer {
            background: #0f1f33;
            color: #fff;
            padding: var(--spacing-xl) 0 var(--spacing-md);
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: var(--spacing-lg);
        }

        .footer-brand {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: #fff;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 14px;
            color: rgba(255, 255, 255, 0.8);
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }

        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.9rem;
            padding: 5px 0;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: var(--spacing-md);
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* Utility */
        .text-center {
            text-align: center;
        }
        .mt-sm {
            margin-top: var(--spacing-sm);
        }
        .mt-md {
            margin-top: var(--spacing-md);
        }
        .mt-lg {
            margin-top: var(--spacing-lg);
        }
        .mb-sm {
            margin-bottom: var(--spacing-sm);
        }
        .mb-md {
            margin-bottom: var(--spacing-md);
        }
        .mb-lg {
            margin-bottom: var(--spacing-lg);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .page-banner h1 {
                font-size: 2.2rem;
            }
            .score-cards-grid {
                grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            }
            .features-grid {
                grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
            }
            .banner-stats-row {
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .nav-toggle {
                display: block;
            }
            .site-header .container {
                height: 60px;
            }
            .page-banner {
                padding: 50px 0 44px;
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .page-banner .banner-desc {
                font-size: 0.95rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .score-cards-grid {
                grid-template-columns: 1fr;
            }
            .features-grid {
                grid-template-columns: 1fr 1fr;
            }
            .coverage-grid {
                grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
            }
            .data-strip {
                gap: 18px;
            }
            .data-strip-item .ds-num {
                font-size: 2rem;
            }
            .banner-stats-row {
                gap: 16px;
            }
            .banner-stat-item .stat-num {
                font-size: 1.6rem;
            }
            .section {
                padding: var(--spacing-lg) 0;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 520px) {
            .features-grid {
                grid-template-columns: 1fr;
            }
            .coverage-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 8px;
            }
            .coverage-item {
                padding: 12px 8px;
                font-size: 0.8rem;
            }
            .page-banner h1 {
                font-size: 1.4rem;
            }
            .banner-stats-row {
                flex-direction: column;
                gap: 12px;
                align-items: center;
            }
            .data-strip {
                flex-direction: column;
                gap: 14px;
                align-items: center;
            }
            .score-card {
                padding: 16px;
            }
            .score-card .team-score {
                font-size: 1.6rem;
            }
            .btn-lg {
                padding: 14px 28px;
                font-size: 1rem;
            }
        }

/* roulang page: category6 */
:root {
            --brand-primary: #1a3c6e;
            --brand-secondary: #c9a84c;
            --brand-accent: #e8c547;
            --brand-dark: #0d1f3b;
            --brand-light: #f5f2eb;
            --text-primary: #1e1e1e;
            --text-secondary: #4a4a4a;
            --text-muted: #6e6e6e;
            --text-inverse: #ffffff;
            --bg-white: #ffffff;
            --bg-light: #f8f7f4;
            --bg-soft: #f0efe9;
            --bg-dark: #0d1f3b;
            --border-color: #e0ded6;
            --border-light: #ece9e0;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 14px 40px rgba(0, 0, 0, 0.14);
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.07);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --transition-fast: 0.18s ease;
            --transition-normal: 0.28s ease;
            --transition-slow: 0.4s ease;
        }

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

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

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

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:focus-visible {
            outline: 3px solid var(--brand-secondary);
            outline-offset: 3px;
            border-radius: 4px;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
            transition: all var(--transition-fast);
        }
        button:focus-visible {
            outline: 3px solid var(--brand-secondary);
            outline-offset: 3px;
            border-radius: 4px;
        }
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== HEADER ========== */
        .site-header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 1px 6px rgba(0, 0, 0, 0.04);
            padding: 0;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--brand-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
            transition: opacity var(--transition-fast);
        }
        .header-logo:hover {
            opacity: 0.82;
        }
        .logo-icon {
            font-size: 1.6rem;
            display: inline-flex;
            align-items: center;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .nav-desktop a {
            display: inline-flex;
            align-items: center;
            padding: 8px 15px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 22px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-desktop a:hover {
            color: var(--brand-primary);
            background: var(--bg-soft);
        }
        .nav-desktop a.active {
            color: var(--bg-white);
            background: var(--brand-primary);
            font-weight: 600;
        }
        .nav-desktop .nav-cta {
            background: var(--brand-secondary);
            color: #fff;
            font-weight: 600;
            padding: 9px 20px;
            border-radius: 22px;
            margin-left: 8px;
            transition: all var(--transition-fast);
        }
        .nav-desktop .nav-cta:hover {
            background: #b8942f;
            color: #fff;
            box-shadow: var(--shadow-sm);
        }
        .nav-toggle {
            display: none;
            font-size: 1.5rem;
            color: var(--brand-primary);
            padding: 6px 10px;
            border-radius: 6px;
            background: transparent;
        }
        .nav-toggle:hover {
            background: var(--bg-soft);
        }
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--bg-white);
            z-index: 999;
            flex-direction: column;
            padding: 20px 24px;
            gap: 6px;
            overflow-y: auto;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
        }
        .mobile-nav-panel.open {
            display: flex;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 13px 18px;
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 10px;
            transition: all var(--transition-fast);
        }
        .mobile-nav-panel a:hover {
            background: var(--bg-soft);
            color: var(--brand-primary);
        }
        .mobile-nav-panel a.active {
            background: var(--brand-primary);
            color: #fff;
            font-weight: 600;
        }
        .mobile-nav-panel .nav-cta {
            background: var(--brand-secondary);
            color: #fff;
            text-align: center;
            font-weight: 600;
            margin-top: 8px;
        }

        /* ========== MAIN ========== */
        main {
            flex: 1;
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            background: linear-gradient(160deg, #0d1f3b 0%, #1a3c6e 40%, #1a4478 70%, #0d2340 100%);
            color: var(--text-inverse);
            padding: 80px 0 90px;
            overflow: hidden;
            text-align: center;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.16;
            z-index: 0;
        }
        .hero-section .container {
            position: relative;
            z-index: 1;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.22);
            color: var(--brand-accent);
            padding: 7px 18px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            letter-spacing: 0.04em;
            margin-bottom: 22px;
        }
        .hero-title {
            font-size: 2.8rem;
            font-weight: 800;
            letter-spacing: 0.03em;
            margin-bottom: 16px;
            line-height: 1.2;
        }
        .hero-title .highlight {
            color: var(--brand-accent);
        }
        .hero-desc {
            font-size: 1.18rem;
            color: rgba(255, 255, 255, 0.78);
            max-width: 680px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 26px;
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition-normal);
            letter-spacing: 0.02em;
            cursor: pointer;
        }
        .btn-primary {
            background: var(--brand-secondary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(201, 168, 76, 0.35);
        }
        .btn-primary:hover {
            background: #b8942f;
            box-shadow: 0 8px 24px rgba(201, 168, 76, 0.45);
            transform: translateY(-2px);
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.5);
        }
        .btn-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 0.9rem;
            border-radius: 20px;
        }
        .btn-dark {
            background: var(--brand-primary);
            color: #fff;
        }
        .btn-dark:hover {
            background: #142f56;
            color: #fff;
            box-shadow: var(--shadow-md);
        }

        /* ========== SECTION ========== */
        .section {
            padding: 70px 0;
        }
        .section-alt {
            background: var(--bg-light);
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-label {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--brand-secondary);
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: 10px;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--brand-dark);
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 560px;
            margin: 0 auto;
            line-height: 1.6;
        }

        /* ========== FEATURE CARDS ========== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .feature-card {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 32px 24px;
            text-align: center;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-sm);
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .feature-card .feat-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 60px;
            height: 60px;
            border-radius: 50%;
            font-size: 1.6rem;
            margin-bottom: 18px;
            background: var(--bg-soft);
            color: var(--brand-primary);
        }
        .feature-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--brand-dark);
            margin-bottom: 8px;
        }
        .feature-card p {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ========== MATCH CARDS ========== */
        .match-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .match-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
            border: 1px solid var(--border-light);
        }
        .match-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
        }
        .match-card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }
        .match-card-body {
            padding: 20px 18px 22px;
        }
        .match-card-badge {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 14px;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }
        .badge-live {
            background: #e74c3c;
            color: #fff;
            animation: pulse-live 1.6s ease-in-out infinite;
        }
        @keyframes pulse-live {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.55;
            }
        }
        .badge-upcoming {
            background: #f0efe9;
            color: var(--text-secondary);
        }
        .badge-ended {
            background: #e8e6df;
            color: var(--text-muted);
        }
        .match-card-title {
            font-size: 1.08rem;
            font-weight: 700;
            color: var(--brand-dark);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .match-card-score {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--brand-primary);
            letter-spacing: 0.04em;
            margin: 8px 0;
        }
        .match-card-meta {
            font-size: 0.85rem;
            color: var(--text-muted);
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        /* ========== STATS ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-item {
            text-align: center;
            padding: 24px 16px;
            background: var(--bg-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
        }
        .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--brand-primary);
            letter-spacing: 0.02em;
            line-height: 1;
            margin-bottom: 6px;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
        }
        .stat-unit {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--brand-secondary);
        }

        /* ========== BRAND INTRO ========== */
        .brand-intro-block {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-light);
            display: flex;
            gap: 32px;
            align-items: center;
            flex-wrap: wrap;
        }
        .brand-intro-text {
            flex: 1;
            min-width: 280px;
        }
        .brand-intro-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--brand-dark);
            margin-bottom: 14px;
        }
        .brand-intro-text p {
            font-size: 1rem;
            color: var(--text-secondary);
            line-height: 1.85;
        }
        .brand-intro-img {
            flex: 0 0 280px;
            border-radius: var(--radius-md);
            overflow: hidden;
        }
        .brand-intro-img img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            border-radius: var(--radius-md);
        }

        /* ========== STEPS ========== */
        .steps-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            counter-reset: step-counter;
        }
        .step-item {
            position: relative;
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 28px 20px 22px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-normal);
        }
        .step-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--brand-primary);
            color: #fff;
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: 14px;
        }
        .step-item h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--brand-dark);
            margin-bottom: 6px;
        }
        .step-item p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-sm);
        }
        .faq-item:hover {
            border-color: var(--brand-secondary);
            box-shadow: var(--shadow-md);
        }
        .faq-question {
            padding: 18px 22px;
            font-weight: 700;
            font-size: 1.02rem;
            color: var(--brand-dark);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            background: transparent;
            width: 100%;
            text-align: left;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: var(--bg-soft);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            font-size: 0.9rem;
            color: var(--brand-secondary);
            transition: transform var(--transition-fast);
        }
        .faq-answer {
            padding: 0 22px 18px;
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.75;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(150deg, #1a3c6e 0%, #0d1f3b 100%);
            color: var(--text-inverse);
            text-align: center;
            padding: 70px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.1;
            z-index: 0;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.72);
            max-width: 520px;
            margin: 0 auto 28px;
        }
        .cta-section .btn {
            font-size: 1.08rem;
            padding: 15px 34px;
            border-radius: 28px;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0d1f3b;
            color: rgba(255, 255, 255, 0.75);
            padding: 50px 0 24px;
            font-size: 0.93rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand {
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.03em;
        }
        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            padding: 4px 0;
            transition: color var(--transition-fast);
            font-size: 0.9rem;
        }
        .footer-col a:hover {
            color: var(--brand-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.45);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .match-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .steps-list {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .brand-intro-block {
                flex-direction: column;
                text-align: center;
            }
            .brand-intro-img {
                flex: 0 0 auto;
                max-width: 320px;
                margin: 0 auto;
            }
            .hero-title {
                font-size: 2.2rem;
            }
            .section {
                padding: 50px 0;
            }
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .nav-toggle {
                display: block;
            }
            .feature-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .match-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .steps-list {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .hero-title {
                font-size: 1.8rem;
            }
            .hero-desc {
                font-size: 1rem;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .brand-intro-block {
                padding: 28px 20px;
            }
            .brand-intro-img img {
                height: 160px;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .site-header .container {
                height: 56px;
            }
            .mobile-nav-panel {
                top: 56px;
            }
            .hero-section {
                padding: 50px 0 55px;
            }
            .hero-title {
                font-size: 1.5rem;
            }
            .feature-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-number {
                font-size: 2rem;
            }
            .btn {
                padding: 11px 20px;
                font-size: 0.9rem;
            }
            .section {
                padding: 36px 0;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .match-card-img {
                height: 140px;
            }
        }