/* roulang page: index */
:root {
            --brand-dark: #0b1a35;
            --brand-navy: #13294b;
            --brand-mid: #1a3a5c;
            --brand-gold: #c8943e;
            --brand-goldlight: #d4a853;
            --brand-accent: #e8c97a;
            --surface-light: #f8f9fb;
            --surface-card: #ffffff;
            --surface-muted: #f1f3f6;
            --text-primary: #1a1a1a;
            --text-secondary: #4a4a4a;
            --text-muted: #7a7a7a;
            --text-light: #9ca3af;
            --radius-xl: 12px;
            --radius-2xl: 16px;
            --radius-3xl: 20px;
            --shadow-card: 0 2px 16px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 8px 32px rgba(0, 0, 0, 0.10);
            --shadow-nav: 0 1px 8px rgba(0, 0, 0, 0.08);
            --shadow-btn: 0 4px 14px rgba(200, 148, 62, 0.25);
        }

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

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

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: #ffffff;
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.2s ease;
        }

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

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

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

        /* 容器 */
        .container-custom {
            max-width: 1240px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

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

        /* 导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #ffffff;
            box-shadow: var(--shadow-nav);
            transition: box-shadow 0.3s ease;
        }

        .site-header.scrolled {
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.12);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
            height: 64px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--brand-dark);
            white-space: nowrap;
            letter-spacing: 0.5px;
        }

        .nav-logo .logo-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--brand-gold), var(--brand-goldlight));
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #fff;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
        }

        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: 8px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all 0.2s ease;
            white-space: nowrap;
        }

        .nav-links a:hover {
            color: var(--brand-gold);
            background: rgba(200, 148, 62, 0.06);
        }

        .nav-links a.active {
            color: var(--brand-gold);
            background: rgba(200, 148, 62, 0.10);
            font-weight: 600;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            border-radius: 25px;
            font-size: 0.9rem;
            font-weight: 600;
            background: linear-gradient(135deg, var(--brand-gold), var(--brand-goldlight));
            color: #fff !important;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-btn);
            white-space: nowrap;
        }

        .nav-cta:hover {
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(200, 148, 62, 0.35);
            background: linear-gradient(135deg, var(--brand-goldlight), var(--brand-accent));
            color: #fff !important;
        }

        /* 移动端汉堡菜单 */
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--brand-dark);
            padding: 8px;
            cursor: pointer;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .mobile-toggle:hover {
            background: var(--surface-muted);
        }

        .mobile-menu {
            display: none;
            position: absolute;
            top: 64px;
            left: 0;
            right: 0;
            background: #ffffff;
            border-top: 1px solid #e5e7eb;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.10);
            padding: 12px 16px 16px;
            flex-direction: column;
            gap: 4px;
            z-index: 999;
        }
        .mobile-menu.open {
            display: flex;
        }
        .mobile-menu a {
            display: block;
            padding: 12px 16px;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all 0.2s;
        }
        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--brand-gold);
            background: rgba(200, 148, 62, 0.08);
        }
        .mobile-menu .nav-cta {
            display: inline-flex;
            justify-content: center;
            margin-top: 8px;
            text-align: center;
            border-radius: 25px;
            color: #fff !important;
            background: linear-gradient(135deg, var(--brand-gold), var(--brand-goldlight));
        }

        @media (max-width: 920px) {
            .nav-links {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .nav-container {
                height: 60px;
            }
            .mobile-menu {
                top: 60px;
            }
            .nav-logo {
                font-size: 1.15rem;
            }
            .nav-logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.95rem;
                border-radius: 8px;
            }
        }

        @media (min-width: 921px) {
            .mobile-menu {
                display: none !important;
            }
        }

        /* Hero */
        .hero-section {
            position: relative;
            min-height: 560px;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, #0b1a35 0%, #13294b 40%, #1a3a5c 100%);
            overflow: hidden;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
            opacity: 0.22;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            filter: brightness(1.1);
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            z-index: 1;
            background: linear-gradient(180deg, rgba(11, 26, 53, 0.75) 0%, rgba(19, 41, 75, 0.85) 60%, rgba(26, 58, 92, 0.92) 100%);
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
            padding: 60px 0;
        }
        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            background: rgba(200, 148, 62, 0.2);
            color: var(--brand-accent);
            border: 1px solid rgba(200, 148, 62, 0.35);
            margin-bottom: 18px;
            letter-spacing: 0.5px;
        }
        .hero-title {
            font-size: 3rem;
            font-weight: 800;
            color: #ffffff;
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }
        .hero-subtitle {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 580px;
        }
        .hero-buttons {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 30px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 600;
            background: linear-gradient(135deg, #c8943e, #d4a853);
            color: #fff;
            box-shadow: 0 4px 16px rgba(200, 148, 62, 0.35);
            transition: all 0.3s ease;
            border: none;
            cursor: pointer;
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(200, 148, 62, 0.45);
            background: linear-gradient(135deg, #d4a853, #e8c97a);
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 30px;
            border-radius: 28px;
            font-size: 1rem;
            font-weight: 600;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.5);
            transition: all 0.3s ease;
            cursor: pointer;
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
        }

        @media (max-width: 768px) {
            .hero-section {
                min-height: 440px;
            }
            .hero-content {
                padding: 40px 0;
            }
            .hero-title {
                font-size: 2rem;
            }
            .hero-subtitle {
                font-size: 1rem;
            }
            .btn-primary,
            .btn-outline-light {
                padding: 12px 22px;
                font-size: 0.9rem;
            }
        }
        @media (max-width: 520px) {
            .hero-section {
                min-height: 380px;
            }
            .hero-title {
                font-size: 1.6rem;
            }
            .hero-subtitle {
                font-size: 0.9rem;
            }
        }

        /* 板块通用 */
        .section-block {
            padding: 64px 0;
        }
        .section-block.section-alt {
            background: var(--surface-light);
        }
        .section-label {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 700;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            color: var(--brand-gold);
            margin-bottom: 8px;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--brand-dark);
            margin-bottom: 8px;
            line-height: 1.3;
        }
        .section-desc {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 600px;
            line-height: 1.7;
        }
        @media (max-width: 768px) {
            .section-block {
                padding: 40px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .section-desc {
                font-size: 0.95rem;
            }
        }

        /* 数据统计卡片 */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: -48px;
            position: relative;
            z-index: 10;
        }
        .stat-card {
            background: #fff;
            border-radius: var(--radius-2xl);
            padding: 28px 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
            border: 1px solid #f0f0f0;
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--brand-gold);
            line-height: 1.1;
        }
        .stat-unit {
            font-size: 1rem;
            font-weight: 600;
            color: var(--brand-gold);
            margin-left: 2px;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-top: 6px;
            font-weight: 500;
        }
        @media (max-width: 768px) {
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
                margin-top: -30px;
            }
            .stat-card {
                padding: 20px 16px;
                border-radius: var(--radius-xl);
            }
            .stat-number {
                font-size: 2rem;
            }
        }
        @media (max-width: 520px) {
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-number {
                font-size: 1.6rem;
            }
            .stat-card {
                padding: 16px 12px;
            }
        }

        /* 优势卡片 */
        .advantage-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 32px;
        }
        .advantage-card {
            background: #fff;
            border-radius: var(--radius-2xl);
            padding: 30px 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid #f0f0f0;
            transition: all 0.3s ease;
            text-align: center;
        }
        .advantage-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: #e8d5b0;
        }
        .advantage-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.5rem;
            background: linear-gradient(135deg, rgba(200, 148, 62, 0.12), rgba(200, 148, 62, 0.20));
            color: var(--brand-gold);
        }
        .advantage-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--brand-dark);
            margin-bottom: 8px;
        }
        .advantage-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }
        @media (max-width: 768px) {
            .advantage-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
        }
        @media (max-width: 520px) {
            .advantage-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
        }

        /* 品牌故事 */
        .story-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            margin-top: 28px;
        }
        .story-image {
            border-radius: var(--radius-3xl);
            overflow: hidden;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
        }
        .story-image img {
            width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
            aspect-ratio: 4/3;
        }
        .story-text h3 {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--brand-dark);
            margin-bottom: 16px;
            line-height: 1.3;
        }
        .story-text p {
            font-size: 1rem;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 14px;
        }
        @media (max-width: 768px) {
            .story-wrapper {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .story-text h3 {
                font-size: 1.4rem;
            }
        }

        /* 赛事卡片 */
        .match-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 28px;
        }
        .match-card {
            background: #fff;
            border-radius: var(--radius-2xl);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid #f0f0f0;
            transition: all 0.3s ease;
        }
        .match-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .match-card-image {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
            display: block;
        }
        .match-card-body {
            padding: 18px 20px 20px;
        }
        .match-card-tag {
            display: inline-block;
            padding: 4px 10px;
            border-radius: 12px;
            font-size: 0.75rem;
            font-weight: 600;
            background: rgba(200, 148, 62, 0.12);
            color: var(--brand-gold);
            margin-bottom: 8px;
        }
        .match-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--brand-dark);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .match-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
        }
        @media (max-width: 768px) {
            .match-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
        }
        @media (max-width: 520px) {
            .match-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
        }

        /* 评价卡片 */
        .review-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 28px;
        }
        .review-card {
            background: #fff;
            border-radius: var(--radius-2xl);
            padding: 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid #f0f0f0;
            position: relative;
        }
        .review-card .quote-icon {
            font-size: 2rem;
            color: rgba(200, 148, 62, 0.25);
            position: absolute;
            top: 16px;
            right: 20px;
        }
        .review-stars {
            color: #f5a623;
            font-size: 0.9rem;
            margin-bottom: 10px;
            letter-spacing: 2px;
        }
        .review-card p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
        }
        .review-author {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--brand-dark);
        }
        @media (max-width: 768px) {
            .review-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
        }
        @media (max-width: 520px) {
            .review-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
        }

        /* 合作伙伴 */
        .partner-row {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 32px 48px;
            margin-top: 24px;
            align-items: center;
        }
        .partner-item {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-muted);
            letter-spacing: 1px;
            transition: color 0.3s;
            padding: 8px 16px;
            border-radius: 8px;
        }
        .partner-item:hover {
            color: var(--brand-gold);
            background: rgba(200, 148, 62, 0.05);
        }
        @media (max-width: 520px) {
            .partner-row {
                gap: 16px 24px;
            }
            .partner-item {
                font-size: 0.95rem;
            }
        }

        /* FAQ */
        .faq-list {
            margin-top: 28px;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius-xl);
            border: 1px solid #e8eaed;
            overflow: hidden;
            transition: all 0.3s ease;
        }
        .faq-item:hover {
            border-color: #d4c5a8;
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 24px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--brand-dark);
            background: none;
            border: none;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            transition: color 0.2s;
        }
        .faq-question:hover {
            color: var(--brand-gold);
        }
        .faq-question .faq-arrow {
            font-size: 0.75rem;
            transition: transform 0.3s ease;
            color: var(--text-light);
            flex-shrink: 0;
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            color: var(--brand-gold);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 24px;
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.75;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 24px 20px;
        }
        @media (max-width: 520px) {
            .faq-question {
                padding: 14px 16px;
                font-size: 0.9rem;
            }
            .faq-answer {
                padding: 0 16px;
                font-size: 0.85rem;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 16px;
            }
        }

        /* 新闻 */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 28px;
        }
        .news-card {
            background: #fff;
            border-radius: var(--radius-2xl);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid #f0f0f0;
            transition: all 0.3s ease;
        }
        .news-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }
        .news-card-image {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
            display: block;
        }
        .news-card-body {
            padding: 16px 20px 20px;
        }
        .news-date {
            font-size: 0.8rem;
            color: var(--text-light);
            margin-bottom: 6px;
        }
        .news-card h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--brand-dark);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .news-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
            margin-bottom: 10px;
        }
        .news-link {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--brand-gold);
            transition: color 0.2s;
        }
        .news-link:hover {
            color: var(--brand-goldlight);
        }
        @media (max-width: 768px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
        }
        @media (max-width: 520px) {
            .news-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
        }

        /* CTA横幅 */
        .cta-banner {
            background: linear-gradient(135deg, #0b1a35 0%, #13294b 60%, #1a3a5c 100%);
            border-radius: var(--radius-3xl);
            padding: 48px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('assets/images/backpic/back-2.webp') center/cover;
            opacity: 0.08;
            z-index: 0;
        }
        .cta-banner>* {
            position: relative;
            z-index: 1;
        }
        .cta-banner h3 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .cta-banner p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 24px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        @media (max-width: 520px) {
            .cta-banner {
                padding: 32px 20px;
                border-radius: var(--radius-2xl);
            }
            .cta-banner h3 {
                font-size: 1.4rem;
            }
        }

        /* 页脚 */
        .site-footer {
            background: #0b1a35;
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 32px;
        }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-col a {
            display: block;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            padding: 5px 0;
            transition: color 0.2s;
        }
        .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);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

/* roulang page: category1 */
:root {
            --color-brand-500: #1a3c5e;
            --color-brand-600: #15304d;
            --color-brand-700: #10253c;
            --color-brand-800: #0c1b2b;
            --color-brand-900: #08121e;
            --color-gold-400: #d4a853;
            --color-gold-500: #c49b3f;
            --color-gold-600: #b0862e;
            --color-accent-400: #e8c97a;
            --color-accent-500: #dbb85e;
            --color-bg-light: #f8f9fa;
            --color-bg-white: #ffffff;
            --color-text: #1a1a2e;
            --color-text-muted: #6b7280;
            --color-text-light: #9ca3af;
            --color-border: #e5e7eb;
            --color-border-light: #f0f0f0;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
            --transition-fast: 0.18s ease;
            --transition-normal: 0.28s ease;
            --transition-slow: 0.4s ease;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg-light);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

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

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

        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (min-width: 1400px) {
            .container-custom {
                max-width: 1280px;
            }
        }

        /* Header */
        .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(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-normal);
        }

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

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            height: 62px;
        }

        @media (min-width: 1400px) {
            .nav-container {
                max-width: 1280px;
            }
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 9px;
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-brand-500);
            white-space: nowrap;
            letter-spacing: 0.02em;
            transition: color var(--transition-fast);
            flex-shrink: 0;
        }

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

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--color-brand-500), var(--color-brand-700));
            border-radius: 50%;
            color: #fff;
            font-size: 1rem;
            flex-shrink: 0;
            box-shadow: 0 2px 8px rgba(26, 60, 94, 0.25);
        }

        .nav-links {
            display: flex;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 2px;
            align-items: center;
        }

        .nav-links li a {
            display: block;
            padding: 8px 15px;
            border-radius: var(--radius-sm);
            font-size: 0.93rem;
            font-weight: 500;
            color: #374151;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-links li a:hover {
            color: var(--color-brand-500);
            background: rgba(26, 60, 94, 0.05);
        }

        .nav-links li a.active {
            color: var(--color-brand-500);
            font-weight: 600;
            background: rgba(26, 60, 94, 0.07);
        }

        .nav-links li a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-gold-500);
            border-radius: 3px;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 600;
            background: linear-gradient(135deg, var(--color-gold-500), var(--color-gold-600));
            color: #fff;
            white-space: nowrap;
            flex-shrink: 0;
            transition: all var(--transition-normal);
            box-shadow: 0 2px 10px rgba(196, 155, 63, 0.3);
            letter-spacing: 0.02em;
        }

        .nav-cta:hover {
            background: linear-gradient(135deg, var(--color-gold-400), var(--color-gold-500));
            transform: translateY(-1px);
            box-shadow: 0 4px 18px rgba(196, 155, 63, 0.4);
            color: #fff;
        }

        .mobile-toggle {
            display: none;
            font-size: 1.4rem;
            color: var(--color-brand-500);
            padding: 6px 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }

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

        .mobile-menu {
            display: none;
            position: absolute;
            top: 62px;
            left: 0;
            right: 0;
            background: #fff;
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-lg);
            flex-direction: column;
            padding: 12px 20px;
            gap: 4px;
            z-index: 999;
            animation: slideDown 0.25s ease;
        }

        .mobile-menu.active {
            display: flex;
        }

        .mobile-menu a {
            display: block;
            padding: 11px 14px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 500;
            color: #374151;
            transition: all var(--transition-fast);
        }

        .mobile-menu a:hover {
            background: rgba(26, 60, 94, 0.05);
            color: var(--color-brand-500);
        }
        .mobile-menu a.active {
            color: var(--color-brand-500);
            font-weight: 600;
            background: rgba(26, 60, 94, 0.07);
        }
        .mobile-menu a.nav-cta {
            display: inline-flex;
            justify-content: center;
            margin-top: 6px;
            text-align: center;
            color: #fff;
            background: linear-gradient(135deg, var(--color-gold-500), var(--color-gold-600));
            border-radius: 24px;
        }
        .mobile-menu a.nav-cta:hover {
            color: #fff;
            background: linear-gradient(135deg, var(--color-gold-400), var(--color-gold-500));
        }

        @keyframes slideDown {
            from {
                opacity: 0;
                transform: translateY(-8px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @media (max-width: 1024px) {
            .nav-links {
                display: none;
            }
            .nav-container .nav-cta {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .nav-container {
                height: 56px;
            }
            .mobile-menu {
                top: 56px;
            }
        }

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

        /* Footer */
        .site-footer {
            background: var(--color-brand-900);
            color: #fff;
            padding: 48px 0 24px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.3fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        @media (max-width: 900px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 14px 0;
            color: #fff;
            letter-spacing: 0.03em;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 28px;
            height: 2px;
            background: var(--color-gold-500);
            border-radius: 2px;
        }
        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
            padding: 5px 0;
            transition: color var(--transition-fast);
            line-height: 1.6;
        }
        .footer-col a:hover {
            color: var(--color-accent-400);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 18px;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.4);
            line-height: 1.6;
        }

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

        /* Hero banner */
        .category-hero {
            position: relative;
            background: linear-gradient(135deg, rgba(8, 18, 30, 0.88) 0%, rgba(16, 37, 60, 0.78) 40%, rgba(26, 60, 94, 0.7) 100%), url('assets/images/backpic/back-1.webp') center/cover no-repeat;
            padding: 80px 0 72px;
            color: #fff;
            text-align: center;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(212, 168, 83, 0.12) 0%, transparent 60%);
            pointer-events: none;
        }
        @media (max-width: 768px) {
            .category-hero {
                padding: 50px 0 44px;
            }
        }
        .category-hero .hero-content {
            position: relative;
            z-index: 2;
        }
        .category-hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            margin: 0 0 14px;
            letter-spacing: 0.04em;
        }
        @media (max-width: 768px) {
            .category-hero h1 {
                font-size: 1.8rem;
            }
        }
        .category-hero .hero-sub {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 640px;
            margin: 0 auto;
            line-height: 1.75;
        }
        .breadcrumb {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 18px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, 0.85);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--color-accent-400);
        }
        .breadcrumb .sep {
            color: rgba(255, 255, 255, 0.4);
        }

        /* Card styles */
        .card-hover {
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            overflow: hidden;
        }
        .card-hover:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: #e0e0e0;
        }

        /* Badge */
        .badge-tag {
            display: inline-block;
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            background: rgba(26, 60, 94, 0.07);
            color: var(--color-brand-500);
        }
        .badge-tag.hot {
            background: #fef2f2;
            color: #dc2626;
        }
        .badge-tag.gold {
            background: #fffbeb;
            color: #b0862e;
        }

        /* Stat card */
        .stat-block {
            text-align: center;
            padding: 24px 16px;
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
        }
        .stat-block:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .stat-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--color-brand-500);
            line-height: 1.2;
            letter-spacing: -0.02em;
        }
        .stat-number .plus {
            color: var(--color-gold-500);
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            margin-top: 6px;
        }

        /* FAQ */
        .faq-item {
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            background: #fff;
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: #d0d5dd;
        }
        .faq-q {
            padding: 16px 20px;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            color: var(--color-text);
            font-size: 1rem;
            user-select: none;
        }
        .faq-q .faq-icon {
            transition: transform var(--transition-normal);
            flex-shrink: 0;
            color: var(--color-brand-500);
            font-size: 0.9rem;
        }
        .faq-item.open .faq-icon {
            transform: rotate(180deg);
        }
        .faq-a {
            padding: 0 20px 16px;
            color: var(--color-text-muted);
            font-size: 0.93rem;
            line-height: 1.8;
            display: none;
        }
        .faq-item.open .faq-a {
            display: block;
        }

        /* Section title */
        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-text);
            text-align: center;
            margin: 0 0 10px;
            letter-spacing: 0.03em;
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 1.4rem;
            }
        }
        .section-subtitle {
            text-align: center;
            color: var(--color-text-muted);
            font-size: 0.95rem;
            margin: 0 auto 32px;
            max-width: 560px;
            line-height: 1.6;
        }

        /* CTA section */
        .cta-section {
            background: linear-gradient(135deg, var(--color-brand-600), var(--color-brand-800));
            color: #fff;
            text-align: center;
            border-radius: var(--radius-xl);
            padding: 44px 28px;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(212, 168, 83, 0.1);
            pointer-events: none;
        }
        .cta-section h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin: 0 0 10px;
            position: relative;
            z-index: 1;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.75);
            margin: 0 0 20px;
            position: relative;
            z-index: 1;
        }
        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 30px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 1rem;
            background: var(--color-gold-500);
            color: #fff;
            transition: all var(--transition-normal);
            box-shadow: 0 4px 16px rgba(196, 155, 63, 0.35);
            letter-spacing: 0.03em;
            position: relative;
            z-index: 1;
        }
        .btn-cta:hover {
            background: var(--color-gold-400);
            transform: translateY(-2px);
            box-shadow: 0 6px 22px rgba(196, 155, 63, 0.45);
            color: #fff;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 22px;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.9rem;
            border: 2px solid var(--color-brand-500);
            color: var(--color-brand-500);
            background: transparent;
            transition: all var(--transition-normal);
        }
        .btn-outline:hover {
            background: var(--color-brand-500);
            color: #fff;
        }

        /* Image placeholder for cards */
        .card-img-wrap {
            position: relative;
            overflow: hidden;
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
            aspect-ratio: 16 / 9;
            background: #eef1f5;
        }
        .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .card-hover:hover .card-img-wrap img {
            transform: scale(1.04);
        }

/* roulang page: category4 */
:root {
            --color-brand: #1a2942;
            --color-brand-light: #243656;
            --color-accent: #c9a96e;
            --color-accent-dark: #b8944f;
            --color-surface: #f8f7f4;
            --color-text: #1c1c1c;
            --color-text-soft: #5a5550;
            --color-text-muted: #8a8580;
            --color-border: #e5e1db;
            --color-border-light: #f0ede8;
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1rem;
            --radius-xl: 1.25rem;
            --shadow-sm: 0 1px 3px rgba(26, 41, 66, 0.04);
            --shadow-md: 0 4px 20px rgba(26, 41, 66, 0.06);
            --shadow-lg: 0 8px 32px rgba(26, 41, 66, 0.09);
            --shadow-xl: 0 14px 44px rgba(26, 41, 66, 0.11);
            --transition-fast: 0.18s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.35s ease;
            --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
        }

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

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

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

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        ul,
        ol {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: 1.3;
            font-weight: 700;
        }
        p {
            margin: 0;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .nav-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 1.5rem;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.55rem;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--color-brand);
            white-space: nowrap;
            transition: opacity var(--transition-fast);
            flex-shrink: 0;
        }
        .nav-logo:hover {
            opacity: 0.85;
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-brand) 0%, var(--color-brand-light) 100%);
            color: #fff;
            font-size: 1.05rem;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.15rem;
            flex-wrap: nowrap;
        }
        .nav-links li a {
            display: inline-block;
            padding: 0.5rem 0.85rem;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--color-text-soft);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-links li a:hover {
            color: var(--color-brand);
            background: rgba(26, 41, 66, 0.04);
        }
        .nav-links li a.active {
            color: var(--color-accent-dark);
            font-weight: 600;
            background: rgba(201, 169, 110, 0.08);
        }
        .nav-links li a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 3px;
            background: var(--color-accent);
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.55rem 1.2rem;
            font-size: 0.9rem;
            font-weight: 600;
            color: #fff;
            background: var(--color-accent);
            border-radius: 2rem;
            white-space: nowrap;
            transition: all var(--transition-base);
            flex-shrink: 0;
            box-shadow: 0 2px 10px rgba(201, 169, 110, 0.25);
        }
        .nav-cta:hover {
            background: var(--color-accent-dark);
            box-shadow: 0 4px 16px rgba(201, 169, 110, 0.35);
            transform: translateY(-1px);
            color: #fff;
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.4rem;
            color: var(--color-brand);
            padding: 0.4rem;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }
        .mobile-toggle:hover {
            background: rgba(26, 41, 66, 0.05);
        }
        .mobile-menu {
            display: none;
            flex-direction: column;
            background: #fff;
            border-bottom: 1px solid var(--color-border);
            padding: 0.75rem 1.5rem 1.25rem;
            gap: 0.3rem;
            box-shadow: var(--shadow-md);
        }
        .mobile-menu a {
            display: block;
            padding: 0.65rem 0.85rem;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-soft);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }
        .mobile-menu a:hover {
            background: rgba(26, 41, 66, 0.04);
            color: var(--color-brand);
        }
        .mobile-menu a.active {
            color: var(--color-accent-dark);
            font-weight: 600;
            background: rgba(201, 169, 110, 0.07);
        }
        .mobile-menu .nav-cta {
            display: inline-flex;
            justify-content: center;
            margin-top: 0.4rem;
            text-align: center;
            border-radius: 2rem;
            color: #fff;
            background: var(--color-accent);
            font-weight: 600;
        }
        .mobile-menu .nav-cta:hover {
            background: var(--color-accent-dark);
            color: #fff;
        }

        @media (max-width: 1024px) {
            .nav-links {
                display: none;
            }
            #desktopCta {
                display: none !important;
            }
            .mobile-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .mobile-menu.open {
                display: flex;
            }
            .nav-container {
                height: 58px;
                padding: 0 1rem;
            }
        }
        @media (max-width: 520px) {
            .nav-logo {
                font-size: 1.1rem;
                gap: 0.4rem;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
            }
            .nav-container {
                height: 54px;
                padding: 0 0.85rem;
            }
            .mobile-menu {
                padding: 0.5rem 1rem 1rem;
            }
            .mobile-menu a {
                font-size: 0.9rem;
                padding: 0.55rem 0.7rem;
            }
        }

        /* ========== CONTAINER ========== */
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        @media (max-width: 768px) {
            .container-custom {
                padding: 0 1rem;
            }
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            position: relative;
            background: linear-gradient(135deg, #1a2942 0%, #1e3354 40%, #243656 100%);
            color: #fff;
            padding: 4rem 0 3.5rem;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.13;
            z-index: 0;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
            z-index: 1;
        }
        .page-banner-content {
            position: relative;
            z-index: 2;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        .breadcrumb {
            display: flex;
            gap: 0.4rem;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 1.25rem;
            flex-wrap: wrap;
            align-items: center;
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, 0.75);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: #fff;
        }
        .breadcrumb .sep {
            color: rgba(255, 255, 255, 0.4);
        }
        .page-banner h1 {
            font-size: 2.4rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 0.75rem;
            line-height: 1.25;
        }
        .page-banner .banner-sub {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 650px;
            line-height: 1.65;
        }
        @media (max-width: 768px) {
            .page-banner {
                padding: 2.5rem 0 2.2rem;
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .page-banner .banner-sub {
                font-size: 0.95rem;
            }
        }
        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.4rem;
            }
            .page-banner .banner-sub {
                font-size: 0.88rem;
            }
        }

        /* ========== SECTION ========== */
        .section-pad {
            padding: 3.5rem 0;
        }
        .section-pad-lg {
            padding: 4.5rem 0;
        }
        .section-pad-sm {
            padding: 2.5rem 0;
        }
        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-brand);
            margin-bottom: 0.5rem;
            letter-spacing: -0.01em;
            text-align: center;
        }
        .section-subtitle {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            text-align: center;
            margin-bottom: 2.5rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }
        @media (max-width: 768px) {
            .section-pad {
                padding: 2.5rem 0;
            }
            .section-pad-lg {
                padding: 3rem 0;
            }
            .section-title {
                font-size: 1.45rem;
            }
            .section-subtitle {
                font-size: 0.88rem;
                margin-bottom: 1.8rem;
            }
        }

        /* ========== CARDS ========== */
        .info-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 1.75rem 1.5rem;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .info-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--color-border);
        }
        .info-card .card-icon {
            width: 50px;
            height: 50px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.35rem;
            margin-bottom: 1rem;
            flex-shrink: 0;
        }
        .info-card .card-icon.blue {
            background: rgba(26, 41, 66, 0.08);
            color: var(--color-brand);
        }
        .info-card .card-icon.gold {
            background: rgba(201, 169, 110, 0.12);
            color: var(--color-accent-dark);
        }
        .info-card h3 {
            font-size: 1.1rem;
            color: var(--color-brand);
            margin-bottom: 0.5rem;
            font-weight: 700;
        }
        .info-card p {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.65;
            flex-grow: 1;
        }

        /* ========== TEAM CARDS ========== */
        .team-card {
            background: #fff;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .team-card:hover {
            box-shadow: var(--shadow-xl);
            transform: translateY(-4px);
        }
        .team-card-img {
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        .team-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .team-card:hover .team-card-img img {
            transform: scale(1.06);
        }
        .team-card-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--color-accent);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.3rem 0.7rem;
            border-radius: 2rem;
            z-index: 2;
            letter-spacing: 0.02em;
        }
        .team-card-body {
            padding: 1.25rem 1.25rem 1.4rem;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }
        .team-card-body h3 {
            font-size: 1.08rem;
            color: var(--color-brand);
            margin-bottom: 0.4rem;
            font-weight: 700;
        }
        .team-card-body .team-meta {
            font-size: 0.82rem;
            color: var(--color-text-muted);
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
            margin-bottom: 0.6rem;
        }
        .team-card-body p {
            font-size: 0.88rem;
            color: var(--color-text-soft);
            line-height: 1.6;
            flex-grow: 1;
        }
        .team-card-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: 0.8rem;
            padding-top: 0.8rem;
            border-top: 1px solid var(--color-border-light);
        }
        .team-card-footer .stat {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }
        .team-card-footer .stat strong {
            color: var(--color-brand);
            font-weight: 700;
        }

        /* ========== STATS ROW ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.25rem;
        }
        .stat-block {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 1.5rem 1.25rem;
            text-align: center;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
        }
        .stat-block:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        .stat-block .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-brand);
            letter-spacing: -0.02em;
            line-height: 1.1;
        }
        .stat-block .stat-number.accent {
            color: var(--color-accent-dark);
        }
        .stat-block .stat-label {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin-top: 0.35rem;
        }
        @media (max-width: 768px) {
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 0.85rem;
            }
            .stat-block .stat-number {
                font-size: 1.6rem;
            }
        }
        @media (max-width: 520px) {
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 0.65rem;
            }
            .stat-block {
                padding: 1.1rem 0.8rem;
            }
            .stat-block .stat-number {
                font-size: 1.35rem;
            }
            .stat-block .stat-label {
                font-size: 0.78rem;
            }
        }

        /* ========== NEWS LIST ========== */
        .news-list-item {
            display: flex;
            gap: 1.25rem;
            padding: 1.25rem 0;
            border-bottom: 1px solid var(--color-border-light);
            transition: background var(--transition-fast);
            align-items: flex-start;
        }
        .news-list-item:first-child {
            padding-top: 0;
        }
        .news-list-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        .news-list-item:hover {
            background: rgba(248, 247, 244, 0.5);
            border-radius: var(--radius-sm);
            padding-left: 0.6rem;
            padding-right: 0.6rem;
            margin-left: -0.6rem;
            margin-right: -0.6rem;
        }
        .news-thumb {
            width: 100px;
            height: 70px;
            border-radius: var(--radius-md);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--color-surface);
        }
        .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-info {
            flex: 1;
            min-width: 0;
        }
        .news-info h4 {
            font-size: 0.98rem;
            color: var(--color-brand);
            margin-bottom: 0.3rem;
            font-weight: 600;
            line-height: 1.4;
        }
        .news-info .news-date {
            font-size: 0.78rem;
            color: var(--color-text-muted);
            margin-bottom: 0.3rem;
        }
        .news-info p {
            font-size: 0.84rem;
            color: var(--color-text-soft);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        @media (max-width: 520px) {
            .news-list-item {
                flex-direction: column;
                gap: 0.7rem;
            }
            .news-thumb {
                width: 100%;
                height: 140px;
            }
        }

        /* ========== FAQ ========== */
        .faq-item {
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-lg);
            margin-bottom: 0.75rem;
            overflow: hidden;
            background: #fff;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--color-border);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            background: none;
            border: none;
            padding: 1.1rem 1.3rem;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-brand);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            transition: background var(--transition-fast);
            line-height: 1.4;
        }
        .faq-question:hover {
            background: rgba(248, 247, 244, 0.5);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            transition: transform var(--transition-base);
            color: var(--color-accent);
            font-size: 0.85rem;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 1.3rem;
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 1.3rem 1.2rem;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-brand) 0%, #1e3354 50%, var(--color-brand-light) 100%);
            color: #fff;
            padding: 3.5rem 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('assets/images/backpic/back-3.webp') center/cover no-repeat;
            opacity: 0.08;
            z-index: 0;
        }
        .cta-section>* {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 0.7rem;
            letter-spacing: -0.01em;
        }
        .cta-section p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 550px;
            margin: 0 auto 1.75rem;
            line-height: 1.6;
        }
        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.85rem 2.2rem;
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-brand);
            background: var(--color-accent);
            border-radius: 2.5rem;
            transition: all var(--transition-base);
            box-shadow: 0 4px 18px rgba(201, 169, 110, 0.35);
            border: none;
        }
        .btn-cta-large:hover {
            background: #d4b87a;
            box-shadow: 0 6px 24px rgba(201, 169, 110, 0.45);
            transform: translateY(-2px);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #141e2b;
            color: #fff;
            padding: 3rem 0 0;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 2rem;
            padding-bottom: 2rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: #fff;
            letter-spacing: 0.01em;
        }
        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            padding: 0.3rem 0;
            font-size: 0.88rem;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            text-align: center;
            padding: 1.5rem 0;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
            line-height: 1.6;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
            .site-footer {
                padding: 2rem 0 0;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
        }

        /* ========== UTILITY ========== */
        .text-accent {
            color: var(--color-accent-dark);
        }
        .bg-surface {
            background: var(--color-surface);
        }
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.5rem;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.25rem;
        }
        @media (max-width: 1024px) {
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .grid-2 {
                grid-template-columns: 1fr;
            }
            .grid-3 {
                grid-template-columns: 1fr 1fr;
            }
            .grid-4 {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 520px) {
            .grid-3 {
                grid-template-columns: 1fr;
            }
            .grid-4 {
                grid-template-columns: 1fr;
            }
            .grid-2 {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #d4a017;
            --color-primary-hover: #b88914;
            --color-primary-light: #fef9e7;
            --color-deep: #1a2a3a;
            --color-deep-dark: #0d1623;
            --color-accent: #c0392b;
            --color-accent-hover: #a93226;
            --color-bg: #f8f9fb;
            --color-surface: #ffffff;
            --color-text: #1a1a2e;
            --color-text-soft: #5a5f6e;
            --color-text-muted: #8b8f9a;
            --color-border: #e2e5ec;
            --color-border-light: #eef1f5;
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1rem;
            --radius-xl: 1.25rem;
            --radius-2xl: 1.5rem;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08), 0 2px 6px rgba(0, 0, 0, 0.04);
            --shadow-lg: 0 10px 32px rgba(0, 0, 0, 0.10), 0 4px 12px rgba(0, 0, 0, 0.05);
            --shadow-xl: 0 20px 48px rgba(0, 0, 0, 0.12), 0 8px 20px rgba(0, 0, 0, 0.06);
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            font-size: 16px;
        }

        body {
            font-family: 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.65;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        main {
            flex: 1;
            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;
            border: none;
            background: none;
        }

        input,
        button {
            outline: none;
        }
        input:focus-visible,
        button:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        @media (min-width: 1280px) {
            .container-custom {
                padding: 0 2rem;
            }
        }
        @media (max-width: 768px) {
            .container-custom {
                padding: 0 1rem;
            }
        }

        /* ===== HEADER & NAVIGATION ===== */
        .site-header {
            background: #ffffff;
            border-bottom: 1px solid var(--color-border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-smooth);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
            height: 64px;
        }
        @media (min-width: 1280px) {
            .nav-container {
                padding: 0 2rem;
            }
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.55rem;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-deep);
            letter-spacing: 0.02em;
            transition: color var(--transition-fast);
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--color-primary);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, #d4a017 0%, #b88914 100%);
            border-radius: var(--radius-md);
            color: #ffffff;
            font-size: 1.1rem;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 0.25rem;
            align-items: center;
            flex-wrap: wrap;
        }
        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 0.85rem;
            border-radius: var(--radius-md);
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--color-text-soft);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-links a:hover {
            color: var(--color-primary);
            background: var(--color-primary-light);
        }
        .nav-links a.active {
            color: var(--color-primary);
            background: var(--color-primary-light);
            font-weight: 600;
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 1.25rem;
            border-radius: 9999px;
            font-size: 0.88rem;
            font-weight: 600;
            color: #ffffff !important;
            background: var(--color-accent);
            transition: all var(--transition-fast);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .nav-cta:hover {
            background: var(--color-accent-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }
        .mobile-toggle {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-md);
            color: var(--color-deep);
            font-size: 1.35rem;
            transition: background var(--transition-fast);
        }
        .mobile-toggle:hover {
            background: var(--color-bg);
        }
        .mobile-menu {
            display: none;
            flex-direction: column;
            background: #ffffff;
            border-top: 1px solid var(--color-border-light);
            padding: 0.75rem 1.5rem 1.25rem;
            gap: 0.15rem;
            box-shadow: var(--shadow-md);
        }
        .mobile-menu a {
            display: block;
            padding: 0.7rem 0.85rem;
            border-radius: var(--radius-md);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-soft);
            transition: all var(--transition-fast);
        }
        .mobile-menu a:hover {
            color: var(--color-primary);
            background: var(--color-primary-light);
        }
        .mobile-menu a.active {
            color: var(--color-primary);
            background: var(--color-primary-light);
            font-weight: 600;
        }
        .mobile-menu .nav-cta {
            display: inline-flex;
            justify-content: center;
            margin-top: 0.5rem;
            text-align: center;
            border-radius: 9999px;
            background: var(--color-accent);
            color: #ffffff !important;
            font-weight: 600;
        }
        .mobile-menu .nav-cta:hover {
            background: var(--color-accent-hover);
        }
        @media (max-width: 1024px) {
            .nav-links {
                display: none;
            }
            #desktopCta {
                display: none !important;
            }
            .mobile-toggle {
                display: flex;
            }
            .mobile-menu.open {
                display: flex;
            }
            .nav-container {
                height: 60px;
                padding: 0 1rem;
            }
            .nav-logo {
                font-size: 1.2rem;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 1rem;
            }
        }
        @media (max-width: 520px) {
            .nav-container {
                height: 56px;
                padding: 0 0.75rem;
            }
            .nav-logo {
                font-size: 1.1rem;
                gap: 0.4rem;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
                border-radius: var(--radius-sm);
            }
            .mobile-menu {
                padding: 0.5rem 0.75rem 1rem;
            }
            .mobile-menu a {
                padding: 0.6rem 0.75rem;
                font-size: 0.9rem;
            }
        }

        /* ===== BANNER / HERO ===== */
        .page-banner {
            position: relative;
            min-height: 380px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(13, 22, 35, 0.88) 0%, rgba(26, 42, 58, 0.78) 40%, rgba(13, 22, 35, 0.85) 100%);
            z-index: 1;
        }
        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: 3rem 0;
        }
        @media (max-width: 768px) {
            .page-banner {
                min-height: 300px;
            }
            .page-banner .banner-content {
                padding: 2rem 0;
            }
        }
        @media (max-width: 520px) {
            .page-banner {
                min-height: 260px;
            }
            .page-banner .banner-content {
                padding: 1.5rem 0;
            }
        }

        /* ===== SECTION TITLES ===== */
        .section-title {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--color-deep);
            position: relative;
            padding-bottom: 0.85rem;
            margin-bottom: 0.5rem;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 48px;
            height: 3px;
            background: var(--color-primary);
            border-radius: 2px;
        }
        .section-title.text-center::after {
            left: 50%;
            transform: translateX(-50%);
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-soft);
            line-height: 1.6;
            max-width: 640px;
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 1.5rem;
            }
            .section-subtitle {
                font-size: 0.9rem;
            }
        }

        /* ===== CARD STYLES ===== */
        .card-default {
            background: var(--color-surface);
            border-radius: var(--radius-xl);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-sm);
        }
        .card-default:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--color-border);
        }
        .card-image-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
        }
        .card-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .card-default:hover .card-image-wrap img {
            transform: scale(1.06);
        }
        .card-badge {
            display: inline-block;
            padding: 0.25rem 0.7rem;
            border-radius: 9999px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            background: var(--color-primary-light);
            color: var(--color-primary);
        }
        .card-badge.hot {
            background: #fef2f2;
            color: #c0392b;
        }

        /* ===== BUTTON STYLES ===== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.7rem 1.6rem;
            border-radius: 9999px;
            font-weight: 600;
            font-size: 0.95rem;
            background: var(--color-primary);
            color: #ffffff;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 8px rgba(212, 160, 23, 0.3);
        }
        .btn-primary:hover {
            background: var(--color-primary-hover);
            box-shadow: 0 6px 20px rgba(212, 160, 23, 0.4);
            transform: translateY(-2px);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.65rem 1.5rem;
            border-radius: 9999px;
            font-weight: 600;
            font-size: 0.93rem;
            border: 2px solid var(--color-deep);
            color: var(--color-deep);
            background: transparent;
            transition: all var(--transition-fast);
        }
        .btn-outline:hover {
            background: var(--color-deep);
            color: #ffffff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        /* ===== TIP ITEM ===== */
        .tip-item {
            display: flex;
            gap: 1rem;
            align-items: flex-start;
            padding: 1rem 1.25rem;
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
        }
        .tip-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-primary);
            background: #fefdf8;
        }
        .tip-icon {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            background: var(--color-primary-light);
            color: var(--color-primary);
        }

        /* ===== STAT BLOCK ===== */
        .stat-block {
            text-align: center;
            padding: 1.5rem 1rem;
            background: var(--color-surface);
            border-radius: var(--radius-xl);
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
        }
        .stat-block:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .stat-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: -0.02em;
            line-height: 1.1;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            margin-top: 0.4rem;
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
            margin-bottom: 0.75rem;
        }
        .faq-item:hover {
            border-color: var(--color-border);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1.1rem 1.35rem;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-deep);
            text-align: left;
            background: transparent;
            transition: all var(--transition-fast);
            gap: 0.75rem;
        }
        .faq-question:hover {
            color: var(--color-primary);
            background: #fefdf8;
        }
        .faq-question i {
            transition: transform var(--transition-smooth);
            color: var(--color-primary);
            font-size: 0.85rem;
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 500px;
        }
        .faq-answer-inner {
            padding: 0 1.35rem 1.2rem;
            font-size: 0.93rem;
            color: var(--color-text-soft);
            line-height: 1.75;
        }

        /* ===== CTA SECTION ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-deep) 0%, var(--color-deep-dark) 100%);
            border-radius: var(--radius-2xl);
            padding: 3rem 2.5rem;
            text-align: center;
            color: #ffffff;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -30%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(212, 160, 23, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section>* {
            position: relative;
            z-index: 1;
        }

        /* ===== FOOTER ===== */
        .site-footer {
            background: var(--color-deep-dark);
            color: #ffffff;
            padding: 3.5rem 0 0;
            margin-top: 3rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
            gap: 2rem;
            padding-bottom: 2.5rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-col h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: #ffffff;
            letter-spacing: 0.02em;
        }
        .footer-col a {
            display: block;
            padding: 0.35rem 0;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            transition: all var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-primary);
            padding-left: 4px;
        }
        .footer-bottom {
            text-align: center;
            padding: 1.5rem 0;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.4);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
            .site-footer {
                padding: 2.5rem 0 0;
            }
            .cta-section {
                padding: 2rem 1.25rem;
                border-radius: var(--radius-xl);
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.25rem;
            }
            .footer-col h4 {
                margin-bottom: 0.5rem;
            }
            .site-footer {
                padding: 2rem 0 0;
                margin-top: 2rem;
            }
        }

        /* ===== UTILITY ===== */
        .section-padding {
            padding: 3.5rem 0;
        }
        @media (max-width: 768px) {
            .section-padding {
                padding: 2.5rem 0;
            }
        }
        @media (max-width: 520px) {
            .section-padding {
                padding: 2rem 0;
            }
        }
        .highlight-text {
            color: var(--color-primary);
            font-weight: 600;
        }
        .divider {
            width: 60px;
            height: 3px;
            background: var(--color-primary);
            border-radius: 2px;
            margin: 0.75rem 0;
        }
        .divider.mx-auto {
            margin-left: auto;
            margin-right: auto;
        }

/* roulang page: category5 */
:root {
            --color-primary: #0f1f3d;
            --color-primary-light: #1a3059;
            --color-accent: #e8a817;
            --color-accent-hover: #c98e14;
            --color-accent-glow: rgba(232, 168, 23, 0.18);
            --color-bg: #f7f8fa;
            --color-surface: #ffffff;
            --color-text: #1a1a2e;
            --color-text-soft: #5a5f72;
            --color-text-muted: #8b8fa3;
            --color-border: #e2e5ed;
            --color-border-light: #eef0f5;
            --color-success: #2ecc71;
            --color-live: #e74c3c;
            --color-live-pulse: rgba(231, 76, 60, 0.35);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 24px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.11);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.13);
            --transition-fast: 0.18s ease;
            --transition-normal: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Segoe UI', sans-serif;
            --max-width: 1240px;
            --header-height: 70px;
        }

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

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

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

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

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

        /* ===== HEADER & NAV ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            height: var(--header-height);
            display: flex;
            align-items: center;
        }
        .nav-container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--color-primary);
            white-space: nowrap;
            flex-shrink: 0;
            transition: color var(--transition-fast);
        }
        .nav-logo:hover {
            color: var(--color-accent);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
            color: #fff;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }
        .nav-links li a {
            display: inline-block;
            padding: 8px 15px;
            border-radius: 22px;
            font-size: 0.93rem;
            font-weight: 500;
            color: var(--color-text-soft);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-links li a:hover {
            color: var(--color-primary);
            background: rgba(15, 31, 61, 0.05);
        }
        .nav-links li a.active {
            color: #fff;
            background: var(--color-accent);
            font-weight: 600;
            box-shadow: 0 2px 10px var(--color-accent-glow);
        }
        .nav-links li a.active:hover {
            background: var(--color-accent-hover);
            color: #fff;
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.9rem;
            background: var(--color-accent);
            color: #fff;
            white-space: nowrap;
            transition: all var(--transition-fast);
            box-shadow: 0 3px 14px var(--color-accent-glow);
        }
        .nav-cta:hover {
            background: var(--color-accent-hover);
            transform: translateY(-1px);
            box-shadow: 0 6px 22px var(--color-accent-glow);
        }
        .mobile-toggle {
            display: none;
            font-size: 1.4rem;
            color: var(--color-primary);
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }
        .mobile-toggle:hover {
            background: rgba(15, 31, 61, 0.06);
        }
        .mobile-menu {
            display: none;
            position: absolute;
            top: var(--header-height);
            left: 0;
            right: 0;
            background: #fff;
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-lg);
            flex-direction: column;
            padding: 12px 20px 20px;
            gap: 4px;
            z-index: 999;
        }
        .mobile-menu a {
            display: block;
            padding: 11px 16px;
            border-radius: var(--radius-sm);
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--color-text-soft);
            transition: all var(--transition-fast);
        }
        .mobile-menu a:hover {
            background: rgba(15, 31, 61, 0.04);
            color: var(--color-primary);
        }
        .mobile-menu a.active {
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
        }
        .mobile-menu a.nav-cta {
            margin-top: 6px;
            text-align: center;
            background: var(--color-accent);
            color: #fff;
        }
        .mobile-menu a.nav-cta:hover {
            background: var(--color-accent-hover);
        }
        @media (max-width: 1024px) {
            .nav-links {
                display: none;
            }
            #desktopCta {
                display: none !important;
            }
            .mobile-toggle {
                display: block;
            }
            .mobile-menu.open {
                display: flex;
            }
        }
        @media (max-width: 520px) {
            .nav-logo {
                font-size: 1.15rem;
                gap: 6px;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 0.95rem;
            }
            .container-custom {
                padding-left: 14px;
                padding-right: 14px;
            }
            .nav-container {
                padding: 0 14px;
            }
        }

        /* ===== HERO ===== */
        .hero-banner {
            position: relative;
            background: linear-gradient(135deg, #0f1f3d 0%, #1a3059 40%, #0d1b33 100%);
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center 40%;
            background-blend-mode: overlay;
            padding: 80px 0 70px;
            color: #fff;
            overflow: hidden;
        }
        .hero-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 31, 61, 0.82) 0%, rgba(15, 31, 61, 0.7) 60%, rgba(15, 31, 61, 0.88) 100%);
            z-index: 1;
        }
        .hero-banner .container-custom {
            position: relative;
            z-index: 2;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--color-live);
            color: #fff;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            animation: livePulse 2s infinite;
            margin-bottom: 18px;
        }
        @keyframes livePulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 var(--color-live-pulse);
            }
            50% {
                box-shadow: 0 0 0 14px transparent;
            }
        }
        .hero-badge .live-dot {
            width: 9px;
            height: 9px;
            border-radius: 50%;
            background: #fff;
            animation: dotBlink 0.9s infinite;
        }
        @keyframes dotBlink {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.25;
            }
        }

        /* ===== SCORE CARD ===== */
        .score-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 20px 24px;
            box-shadow: var(--shadow-md);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: all var(--transition-normal);
            border: 1px solid var(--color-border-light);
            flex-wrap: wrap;
        }
        .score-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: var(--color-accent);
        }
        .score-team {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
            min-width: 70px;
            text-align: center;
        }
        .score-team .team-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--color-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
            color: var(--color-primary);
            border: 2px solid var(--color-border-light);
        }
        .score-team .team-name {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-text);
        }
        .score-center {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            min-width: 90px;
        }
        .score-num {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: 2px;
            font-family: var(--font-heading);
        }
        .score-status {
            font-size: 0.78rem;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 12px;
        }
        .score-status.live {
            background: #fde8e8;
            color: #c0392b;
        }
        .score-status.ended {
            background: #eef2f7;
            color: #5a5f72;
        }
        .score-status.upcoming {
            background: #eef7f0;
            color: #27ae60;
        }
        @media (max-width: 640px) {
            .score-card {
                flex-direction: column;
                text-align: center;
                padding: 16px;
                gap: 10px;
            }
            .score-center {
                order: -1;
            }
            .score-num {
                font-size: 1.7rem;
            }
            .score-team {
                flex-direction: row;
                gap: 10px;
            }
        }

        /* ===== SECTION TITLE ===== */
        .section-title {
            font-family: var(--font-heading);
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-primary);
            text-align: center;
            margin-bottom: 8px;
        }
        .section-subtitle {
            text-align: center;
            color: var(--color-text-soft);
            font-size: 0.95rem;
            margin-bottom: 36px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .section-divider {
            width: 50px;
            height: 4px;
            border-radius: 2px;
            background: var(--color-accent);
            margin: 0 auto 28px;
        }

        /* ===== CARDS ===== */
        .feature-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            text-align: center;
        }
        .feature-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: transparent;
        }
        .feature-card .fc-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.5rem;
            background: rgba(232, 168, 23, 0.1);
            color: var(--color-accent);
        }
        .feature-card h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.05rem;
            margin-bottom: 8px;
            color: var(--color-primary);
        }
        .feature-card p {
            font-size: 0.88rem;
            color: var(--color-text-soft);
            line-height: 1.65;
        }

        /* ===== MATCH TABLE ===== */
        .match-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 18px;
            background: #fff;
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
            gap: 12px;
            flex-wrap: wrap;
        }
        .match-row:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-accent);
        }
        .match-row .mr-time {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--color-primary);
            min-width: 55px;
        }
        .match-row .mr-teams {
            font-weight: 600;
            font-size: 0.93rem;
            flex: 1;
            min-width: 140px;
        }
        .match-row .mr-league {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            background: var(--color-bg);
            padding: 4px 10px;
            border-radius: 12px;
            white-space: nowrap;
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
            margin-bottom: 12px;
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-q {
            padding: 18px 22px;
            font-weight: 700;
            font-size: 0.98rem;
            color: var(--color-primary);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            background: #fff;
            transition: background var(--transition-fast);
            font-family: var(--font-heading);
        }
        .faq-q:hover {
            background: #fafbfc;
        }
        .faq-q .faq-arrow {
            transition: transform var(--transition-normal);
            font-size: 0.8rem;
            color: var(--color-text-muted);
            flex-shrink: 0;
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            color: var(--color-accent);
        }
        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-normal);
            padding: 0 22px;
            color: var(--color-text-soft);
            font-size: 0.9rem;
            line-height: 1.7;
            background: #fafbfc;
        }
        .faq-item.open .faq-a {
            max-height: 400px;
            padding: 16px 22px 20px;
            border-top: 1px solid var(--color-border-light);
        }

        /* ===== CTA SECTION ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, #0d1b33 100%);
            border-radius: var(--radius-xl);
            padding: 48px 36px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
            pointer-events: none;
        }
        .cta-section h3 {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
            font-size: 0.95rem;
        }
        .btn-accent {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 30px;
            border-radius: 28px;
            font-weight: 700;
            font-size: 1rem;
            background: var(--color-accent);
            color: #fff;
            transition: all var(--transition-fast);
            box-shadow: 0 4px 18px var(--color-accent-glow);
            position: relative;
            z-index: 1;
        }
        .btn-accent:hover {
            background: #d4950f;
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(232, 168, 23, 0.35);
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 0.95rem;
            border: 2px solid rgba(255, 255, 255, 0.45);
            color: #fff;
            transition: all var(--transition-fast);
            position: relative;
            z-index: 1;
        }
        .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }

        /* ===== FOOTER ===== */
        .site-footer {
            background: #0f1f3d;
            color: #fff;
            padding: 48px 0 20px;
            margin-top: 20px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 30px;
            margin-bottom: 32px;
        }
        .footer-col h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 14px;
            color: #fff;
        }
        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.88rem;
            padding: 5px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 18px;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.45);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 22px;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .cta-section {
                padding: 32px 20px;
            }
            .hero-banner {
                padding: 50px 0 44px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .section-title {
                font-size: 1.25rem;
            }
            .cta-section h3 {
                font-size: 1.2rem;
            }
            .match-row {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
            .score-card {
                padding: 14px 10px;
            }
            .score-num {
                font-size: 1.5rem;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #1a3c5e;
            --color-primary-light: #1e4d7a;
            --color-primary-dark: #0f2a44;
            --color-accent: #c8a45c;
            --color-accent-light: #d4b97a;
            --color-accent-dark: #b08940;
            --color-surface: #f8f9fb;
            --color-surface-alt: #f0f2f5;
            --color-text-main: #1a1a2e;
            --color-text-soft: #5a5d6b;
            --color-text-muted: #8b8f9a;
            --color-border-soft: #e2e5ea;
            --color-border-light: #eef0f4;
            --radius-xl: 0.875rem;
            --radius-2xl: 1rem;
            --radius-3xl: 1.25rem;
            --shadow-card: 0 1px 4px rgba(0, 0, 0, 0.04), 0 6px 18px rgba(0, 0, 0, 0.05);
            --shadow-card-hover: 0 2px 8px rgba(0, 0, 0, 0.06), 0 12px 32px rgba(0, 0, 0, 0.09);
            --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.25, 0.8, 0.25, 1.2);
        }

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

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

        body {
            font-family: "Inter", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            line-height: 1.7;
            color: var(--color-text-main);
            background-color: #ffffff;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

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

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

        /* ===== Header & Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
        }

        .nav-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 2rem;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--color-primary);
            white-space: nowrap;
            flex-shrink: 0;
            letter-spacing: 0.01em;
            transition: color var(--transition-base);
        }

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

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            color: #fff;
            font-size: 1.05rem;
            flex-shrink: 0;
            box-shadow: 0 3px 10px rgba(26, 60, 94, 0.25);
        }

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

        .nav-links li a {
            display: inline-flex;
            align-items: center;
            padding: 0.45rem 0.85rem;
            border-radius: 0.5rem;
            font-size: 0.925rem;
            font-weight: 500;
            color: var(--color-text-soft);
            white-space: nowrap;
            transition: all var(--transition-base);
            position: relative;
        }

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

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

        .nav-links li a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 3px;
            border-radius: 3px;
            background: var(--color-accent);
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            padding: 0.55rem 1.25rem;
            border-radius: 0.6rem;
            font-size: 0.9rem;
            font-weight: 600;
            color: #fff !important;
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            white-space: nowrap;
            flex-shrink: 0;
            box-shadow: var(--shadow-btn);
            transition: all var(--transition-smooth);
            letter-spacing: 0.02em;
        }

        .nav-cta:hover {
            box-shadow: var(--shadow-btn-hover);
            transform: translateY(-1px);
            color: #fff !important;
        }

        .mobile-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            font-size: 1.3rem;
            color: var(--color-text-main);
            background: var(--color-surface);
            transition: all var(--transition-base);
            flex-shrink: 0;
        }

        .mobile-toggle:hover {
            background: var(--color-surface-alt);
            color: var(--color-primary);
        }

        .mobile-menu {
            display: none;
            flex-direction: column;
            background: #fff;
            border-top: 1px solid var(--color-border-light);
            padding: 0.75rem 1.5rem 1.25rem;
            gap: 0.2rem;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
        }

        .mobile-menu a {
            display: block;
            padding: 0.7rem 0.9rem;
            border-radius: 0.6rem;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-soft);
            transition: all var(--transition-base);
        }

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

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

        .mobile-menu a.nav-cta {
            margin-top: 0.3rem;
            text-align: center;
            color: #fff !important;
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            font-weight: 600;
            border-radius: 0.6rem;
            padding: 0.7rem 1rem;
        }

        .mobile-menu a.nav-cta:hover {
            color: #fff !important;
            box-shadow: var(--shadow-btn-hover);
        }

        @media (max-width: 1024px) {
            .nav-links {
                display: none;
            }
            .nav-container .nav-cta {
                display: none !important;
            }
            .mobile-toggle {
                display: flex;
            }
            .mobile-menu.open {
                display: flex;
            }
        }

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

        /* ===== Section Base ===== */
        .section-padding {
            padding: 4rem 1.5rem;
        }

        @media (min-width: 768px) {
            .section-padding {
                padding: 5rem 2rem;
            }
        }
        @media (min-width: 1024px) {
            .section-padding {
                padding: 6rem 2rem;
            }
        }

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

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-accent);
            background: rgba(200, 164, 92, 0.1);
            padding: 0.35rem 0.9rem;
            border-radius: 2rem;
            margin-bottom: 0.75rem;
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-text-main);
            letter-spacing: -0.01em;
            line-height: 1.3;
            margin-bottom: 0.75rem;
        }
        @media (min-width: 768px) {
            .section-title {
                font-size: 2.1rem;
            }
        }
        @media (min-width: 1024px) {
            .section-title {
                font-size: 2.4rem;
            }
        }

        .section-desc {
            font-size: 1rem;
            color: var(--color-text-soft);
            line-height: 1.75;
            max-width: 680px;
        }

        /* ===== Hero Banner ===== */
        .hero-banner {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            overflow: hidden;
            background: var(--color-primary-dark);
        }
        @media (min-width: 768px) {
            .hero-banner {
                min-height: 480px;
            }
        }
        @media (min-width: 1024px) {
            .hero-banner {
                min-height: 520px;
            }
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            filter: brightness(0.38);
            z-index: 0;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 42, 68, 0.7) 0%, rgba(26, 60, 94, 0.85) 100%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            padding: 2rem 1.5rem;
            max-width: 750px;
        }

        .hero-content h1 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.02em;
            line-height: 1.2;
            margin-bottom: 0.75rem;
        }
        @media (min-width: 768px) {
            .hero-content h1 {
                font-size: 2.6rem;
            }
        }
        @media (min-width: 1024px) {
            .hero-content h1 {
                font-size: 3rem;
            }
        }

        .hero-content p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            margin-bottom: 1.5rem;
        }
        @media (min-width: 768px) {
            .hero-content p {
                font-size: 1.15rem;
            }
        }

        /* ===== Cards ===== */
        .card-stat {
            background: #fff;
            border-radius: var(--radius-2xl);
            padding: 1.75rem 1.5rem;
            text-align: center;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
        }
        .card-stat:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: var(--color-border-soft);
        }
        .card-stat .stat-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: -0.02em;
            line-height: 1;
            margin-bottom: 0.4rem;
        }
        .card-stat .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            font-weight: 500;
        }

        .card-feature {
            background: #fff;
            border-radius: var(--radius-2xl);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }
        .card-feature:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .card-feature .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--color-surface-alt);
        }
        .card-feature .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
        }
        .card-feature:hover .card-img-wrap img {
            transform: scale(1.04);
        }
        .card-feature .card-body {
            padding: 1.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-feature .card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-text-main);
            margin-bottom: 0.5rem;
            line-height: 1.3;
        }
        .card-feature .card-body p {
            font-size: 0.925rem;
            color: var(--color-text-soft);
            line-height: 1.65;
            flex: 1;
            margin-bottom: 0.75rem;
        }

        .card-news {
            background: #fff;
            border-radius: var(--radius-xl);
            padding: 1.25rem 1.4rem;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            display: flex;
            gap: 1rem;
            align-items: flex-start;
        }
        .card-news:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-border-soft);
            transform: translateY(-1px);
        }
        .card-news .news-date {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-accent);
            white-space: nowrap;
            background: rgba(200, 164, 92, 0.1);
            padding: 0.3rem 0.7rem;
            border-radius: 0.4rem;
            flex-shrink: 0;
            margin-top: 0.15rem;
        }
        .card-news .news-info h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-text-main);
            margin-bottom: 0.25rem;
            line-height: 1.4;
        }
        .card-news .news-info p {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            line-height: 1.5;
        }

        /* ===== Buttons ===== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.7rem 1.6rem;
            border-radius: 0.6rem;
            font-weight: 600;
            font-size: 0.95rem;
            color: #fff;
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            box-shadow: var(--shadow-btn);
            transition: all var(--transition-smooth);
            letter-spacing: 0.01em;
            border: none;
            cursor: pointer;
            text-decoration: none;
        }
        .btn-primary:hover {
            box-shadow: var(--shadow-btn-hover);
            transform: translateY(-2px);
            color: #fff;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.65rem 1.5rem;
            border-radius: 0.6rem;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-primary);
            background: transparent;
            border: 2px solid var(--color-primary);
            transition: all var(--transition-smooth);
            cursor: pointer;
            text-decoration: none;
        }
        .btn-outline:hover {
            background: var(--color-primary);
            color: #fff;
            transform: translateY(-1px);
        }
        .btn-accent {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.7rem 1.6rem;
            border-radius: 0.6rem;
            font-weight: 600;
            font-size: 0.95rem;
            color: #fff;
            background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
            box-shadow: 0 2px 8px rgba(200, 164, 92, 0.25);
            transition: all var(--transition-smooth);
            letter-spacing: 0.01em;
            border: none;
            cursor: pointer;
            text-decoration: none;
        }
        .btn-accent:hover {
            box-shadow: 0 4px 16px rgba(200, 164, 92, 0.4);
            transform: translateY(-2px);
            color: #fff;
        }

        /* ===== FAQ ===== */
        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
            padding: 1.2rem 0;
            cursor: pointer;
            transition: all var(--transition-base);
        }
        .faq-item:first-child {
            border-top: 1px solid var(--color-border-light);
        }
        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text-main);
            line-height: 1.5;
            transition: color var(--transition-base);
        }
        .faq-item:hover .faq-question {
            color: var(--color-primary);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-surface);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            transition: all var(--transition-smooth);
            color: var(--color-text-muted);
        }
        .faq-item.open .faq-icon {
            background: var(--color-primary);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.25, 0.8, 0.25, 1), padding 0.4s ease;
            font-size: 0.925rem;
            color: var(--color-text-soft);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-top: 0.8rem;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--color-primary-dark);
            color: #fff;
            padding: 3rem 1.5rem 1.5rem;
        }
        @media (min-width: 768px) {
            .site-footer {
                padding: 4rem 2rem 1.5rem;
            }
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            max-width: 1200px;
            margin: 0 auto 2rem;
        }
        @media (min-width: 640px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 2.5rem;
            }
        }
        @media (min-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
                gap: 2.5rem;
            }
        }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: #fff;
            letter-spacing: 0.02em;
        }
        .footer-col a {
            display: block;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            padding: 0.3rem 0;
            transition: color var(--transition-base);
        }
        .footer-col a:hover {
            color: var(--color-accent-light);
        }
        .footer-bottom {
            max-width: 1200px;
            margin: 0 auto;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            text-align: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.45);
        }

        /* ===== Timeline Steps ===== */
        .step-item {
            display: flex;
            gap: 1.25rem;
            align-items: flex-start;
            padding: 1.25rem 0;
            position: relative;
        }
        .step-number {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            box-shadow: 0 3px 12px rgba(26, 60, 94, 0.25);
        }
        .step-content h4 {
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-text-main);
            margin-bottom: 0.25rem;
        }
        .step-content p {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.6;
        }

        /* ===== Focus states ===== */
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

        /* ===== Responsive refinements ===== */
        @media (max-width: 520px) {
            .nav-container {
                padding: 0 1rem;
                height: 56px;
            }
            .nav-logo {
                font-size: 1.1rem;
                gap: 0.4rem;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
                border-radius: 8px;
            }
            .hero-content h1 {
                font-size: 1.6rem;
            }
            .hero-content p {
                font-size: 0.9rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .card-stat .stat-number {
                font-size: 1.8rem;
            }
        }

/* roulang page: category6 */
:root {
            --color-brand-800: #1a3c5e;
            --color-brand-900: #0f2340;
            --color-brand-950: #0a1729;
            --color-gold-500: #d4a843;
            --color-gold-600: #ba8e2f;
            --color-bg: #f7f8fa;
            --color-surface: #ffffff;
            --color-text: #1a1f2e;
            --color-text-soft: #5a6072;
            --color-text-muted: #8b919e;
            --color-border: #e4e7ec;
            --color-border-light: #f0f2f5;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 2px rgba(15, 35, 64, 0.04);
            --shadow-md: 0 1px 3px rgba(15, 35, 64, 0.06), 0 4px 16px rgba(15, 35, 64, 0.05);
            --shadow-lg: 0 2px 8px rgba(15, 35, 64, 0.10), 0 8px 28px rgba(15, 35, 64, 0.08);
            --shadow-xl: 0 4px 16px rgba(15, 35, 64, 0.12), 0 12px 40px rgba(15, 35, 64, 0.10);
            --transition-fast: 0.18s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.35s ease;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
            font-size: 16px;
            line-height: 1.65;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            -webkit-tap-highlight-color: transparent;
        }

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

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

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            padding: 0;
        }

        input,
        textarea {
            font-family: inherit;
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-base);
        }

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

        .nav-container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 62px;
            gap: 20px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 9px;
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-brand-900);
            white-space: nowrap;
            flex-shrink: 0;
            text-decoration: none;
            letter-spacing: 0.02em;
            transition: color var(--transition-fast);
        }

        .nav-logo:hover {
            color: var(--color-gold-600);
        }

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-brand-800), var(--color-brand-950));
            color: #fff;
            font-size: 1rem;
            flex-shrink: 0;
        }

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

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

        .nav-links a {
            display: block;
            padding: 8px 14px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-soft);
            white-space: nowrap;
            transition: all var(--transition-fast);
            text-decoration: none;
            letter-spacing: 0.01em;
        }

        .nav-links a:hover {
            color: var(--color-brand-800);
            background: rgba(26, 60, 94, 0.05);
        }

        .nav-links a.active {
            color: #fff;
            background: var(--color-brand-800);
            font-weight: 600;
            box-shadow: 0 2px 8px rgba(26, 60, 94, 0.2);
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            border-radius: 22px;
            font-size: 0.88rem;
            font-weight: 600;
            white-space: nowrap;
            flex-shrink: 0;
            color: #fff;
            background: linear-gradient(135deg, var(--color-gold-500), var(--color-gold-600));
            box-shadow: 0 2px 10px rgba(186, 142, 47, 0.25);
            transition: all var(--transition-fast);
            text-decoration: none;
            letter-spacing: 0.02em;
        }

        .nav-cta:hover {
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(186, 142, 47, 0.35);
            color: #fff;
        }

        .mobile-toggle {
            display: none;
            font-size: 1.4rem;
            color: var(--color-text);
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
            flex-shrink: 0;
        }

        .mobile-toggle:hover {
            background: rgba(15, 35, 64, 0.06);
        }

        .mobile-menu {
            display: none;
            position: absolute;
            top: 62px;
            left: 0;
            right: 0;
            background: #fff;
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-lg);
            flex-direction: column;
            padding: 12px 20px 20px;
            gap: 4px;
            z-index: 999;
        }

        .mobile-menu.show {
            display: flex;
        }

        .mobile-menu a {
            display: block;
            padding: 12px 16px;
            border-radius: var(--radius-md);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-soft);
            text-decoration: none;
            transition: all var(--transition-fast);
        }

        .mobile-menu a:hover {
            background: rgba(26, 60, 94, 0.04);
            color: var(--color-brand-800);
        }

        .mobile-menu a.active {
            background: var(--color-brand-800);
            color: #fff;
            font-weight: 600;
        }

        .mobile-menu a.nav-cta {
            margin-top: 8px;
            text-align: center;
            background: linear-gradient(135deg, var(--color-gold-500), var(--color-gold-600));
            color: #fff;
            font-weight: 600;
            border-radius: 22px;
        }

        /* ===== Container ===== */
        .container-custom {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-narrow {
            max-width: 900px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Section Spacing ===== */
        .section-pad {
            padding: 56px 0;
        }

        .section-pad-lg {
            padding: 72px 0;
        }

        .section-pad-sm {
            padding: 36px 0;
        }

        /* ===== Banner ===== */
        .category-banner {
            position: relative;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center 30%;
            background-repeat: no-repeat;
            min-height: 320px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .category-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 35, 64, 0.88) 0%, rgba(26, 60, 94, 0.72) 50%, rgba(15, 35, 64, 0.82) 100%);
            z-index: 1;
        }

        .category-banner .banner-content {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: 50px 0;
        }

        .category-banner .banner-badge {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.82rem;
            font-weight: 600;
            background: rgba(212, 168, 67, 0.2);
            color: #e8c46e;
            border: 1px solid rgba(212, 168, 67, 0.35);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }

        .category-banner h1 {
            font-size: 2.4rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 14px;
            letter-spacing: 0.03em;
            line-height: 1.25;
        }

        .category-banner .banner-desc {
            font-size: 1.08rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 600px;
            line-height: 1.7;
            margin: 0;
        }

        /* ===== Cards ===== */
        .news-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
            height: 100%;
            border: 1px solid var(--color-border-light);
        }

        .news-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: #dce4ef;
        }

        .news-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: #eef1f5;
        }

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

        .news-card:hover .card-img-wrap img {
            transform: scale(1.04);
        }

        .news-card .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 10px;
            border-radius: 14px;
            font-size: 0.75rem;
            font-weight: 600;
            background: rgba(26, 60, 94, 0.85);
            color: #fff;
            letter-spacing: 0.02em;
            z-index: 1;
        }

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

        .news-card .card-date {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            letter-spacing: 0.01em;
        }

        .news-card .card-title {
            font-size: 1.05rem;
            font-weight: 650;
            color: var(--color-text);
            line-height: 1.45;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

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

        .news-card .card-title a:hover {
            color: var(--color-brand-800);
        }

        .news-card .card-excerpt {
            font-size: 0.88rem;
            color: var(--color-text-soft);
            line-height: 1.6;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin: 0;
        }

        .news-card .card-link {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-brand-800);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            margin-top: auto;
            transition: color var(--transition-fast);
            text-decoration: none;
        }

        .news-card .card-link:hover {
            color: var(--color-gold-600);
        }

        .news-card .card-link i {
            font-size: 0.7rem;
            transition: transform var(--transition-fast);
        }

        .news-card .card-link:hover i {
            transform: translateX(3px);
        }

        /* ===== Deep Read Card ===== */
        .deep-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            display: flex;
            gap: 0;
        }

        .deep-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: #dce4ef;
        }

        .deep-card .deep-img {
            flex: 0 0 260px;
            overflow: hidden;
            background: #eef1f5;
            min-height: 200px;
        }

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

        .deep-card:hover .deep-img img {
            transform: scale(1.04);
        }

        .deep-card .deep-body {
            padding: 22px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 10px;
            justify-content: center;
        }

        .deep-card .deep-tag {
            display: inline-block;
            padding: 4px 10px;
            border-radius: 14px;
            font-size: 0.75rem;
            font-weight: 600;
            background: rgba(212, 168, 67, 0.12);
            color: #8a5e1c;
            width: fit-content;
            letter-spacing: 0.02em;
        }

        .deep-card .deep-title {
            font-size: 1.18rem;
            font-weight: 650;
            color: var(--color-text);
            line-height: 1.4;
            margin: 0;
        }

        .deep-card .deep-excerpt {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.65;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .deep-card .deep-link {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-brand-800);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        .deep-card .deep-link:hover {
            color: var(--color-gold-600);
        }

        .deep-card .deep-link i {
            font-size: 0.7rem;
            transition: transform var(--transition-fast);
        }

        .deep-card .deep-link:hover i {
            transform: translateX(3px);
        }

        /* ===== Tag Cloud ===== */
        .tag-pill {
            display: inline-block;
            padding: 8px 18px;
            border-radius: 22px;
            font-size: 0.88rem;
            font-weight: 500;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            color: var(--color-text-soft);
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            letter-spacing: 0.01em;
        }

        .tag-pill:hover {
            background: var(--color-brand-800);
            color: #fff;
            border-color: var(--color-brand-800);
            box-shadow: 0 2px 8px rgba(26, 60, 94, 0.2);
            transform: translateY(-1px);
        }

        .tag-pill.tag-hot {
            background: rgba(212, 168, 67, 0.08);
            border-color: rgba(212, 168, 67, 0.35);
            color: #8a5e1c;
            font-weight: 600;
        }

        .tag-pill.tag-hot:hover {
            background: var(--color-gold-500);
            color: #fff;
            border-color: var(--color-gold-500);
            box-shadow: 0 2px 10px rgba(186, 142, 47, 0.3);
        }

        /* ===== CTA Section ===== */
        .cta-section {
            background: linear-gradient(160deg, #0f2340 0%, #1a3c5e 40%, #0f2340 100%);
            border-radius: var(--radius-xl);
            padding: 44px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(212, 168, 67, 0.08);
            pointer-events: none;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 140px;
            height: 140px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.03);
            pointer-events: none;
        }

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

        .cta-section h3 {
            font-size: 1.6rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 10px;
            letter-spacing: 0.02em;
        }

        .cta-section p {
            font-size: 0.98rem;
            color: rgba(255, 255, 255, 0.7);
            margin: 0 0 24px;
            line-height: 1.6;
        }

        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 26px;
            font-size: 0.95rem;
            font-weight: 600;
            background: linear-gradient(135deg, #d4a843, #ba8e2f);
            color: #fff;
            text-decoration: none;
            box-shadow: 0 4px 16px rgba(186, 142, 47, 0.35);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
        }

        .cta-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 22px rgba(186, 142, 47, 0.45);
            color: #fff;
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
            margin-bottom: 10px;
        }

        .faq-item:hover {
            border-color: #d0d7e3;
        }

        .faq-q {
            padding: 18px 22px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            user-select: none;
            letter-spacing: 0.01em;
            transition: color var(--transition-fast);
            background: none;
            width: 100%;
            text-align: left;
        }

        .faq-q:hover {
            color: var(--color-brand-800);
        }

        .faq-q i {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }

        .faq-item.open .faq-q i {
            transform: rotate(180deg);
            color: var(--color-brand-800);
        }

        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 22px;
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.7;
        }

        .faq-item.open .faq-a {
            max-height: 400px;
            padding: 0 22px 18px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #0f1e30;
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 0;
            margin-top: 56px;
            border-top: 4px solid var(--color-gold-500);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
            gap: 32px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 650;
            margin: 0 0 16px;
            letter-spacing: 0.02em;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 28px;
            height: 2px;
            background: var(--color-gold-500);
            border-radius: 1px;
        }

        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.88rem;
            padding: 5px 0;
            text-decoration: none;
            transition: color var(--transition-fast);
            letter-spacing: 0.01em;
        }

        .footer-col a:hover {
            color: #e8c46e;
        }

        .footer-bottom {
            margin-top: 36px;
            padding: 20px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.4);
            letter-spacing: 0.01em;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .nav-links a {
                padding: 7px 10px;
                font-size: 0.82rem;
            }
            .nav-logo {
                font-size: 1.05rem;
            }
            .category-banner {
                min-height: 260px;
            }
            .category-banner h1 {
                font-size: 1.9rem;
            }
            .category-banner .banner-desc {
                font-size: 0.95rem;
            }
            .deep-card {
                flex-direction: column;
            }
            .deep-card .deep-img {
                flex: 0 0 auto;
                aspect-ratio: 16 / 9;
                min-height: auto;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .cta-section {
                padding: 32px 24px;
                border-radius: var(--radius-lg);
            }
            .cta-section h3 {
                font-size: 1.35rem;
            }
        }

        @media (max-width: 768px) {
            .nav-container {
                height: 56px;
            }
            .nav-links {
                display: none;
            }
            .nav-cta {
                display: none !important;
            }
            .mobile-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .category-banner {
                min-height: 220px;
                background-position: center 25%;
            }
            .category-banner h1 {
                font-size: 1.55rem;
            }
            .category-banner .banner-desc {
                font-size: 0.88rem;
                max-width: 100%;
            }
            .category-banner .banner-content {
                padding: 32px 0;
            }
            .section-pad {
                padding: 36px 0;
            }
            .section-pad-lg {
                padding: 48px 0;
            }
            .news-card .card-title {
                font-size: 0.95rem;
            }
            .news-card .card-excerpt {
                font-size: 0.82rem;
            }
            .deep-card .deep-title {
                font-size: 1.02rem;
            }
            .deep-card .deep-body {
                padding: 16px 18px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .tag-pill {
                padding: 6px 14px;
                font-size: 0.8rem;
            }
            .cta-section {
                padding: 28px 20px;
            }
            .cta-section h3 {
                font-size: 1.2rem;
            }
            .cta-section p {
                font-size: 0.88rem;
            }
            .faq-q {
                padding: 15px 16px;
                font-size: 0.9rem;
            }
            .faq-a {
                padding: 0 16px;
                font-size: 0.82rem;
            }
            .faq-item.open .faq-a {
                padding: 0 16px 14px;
            }
            .container-custom {
                padding: 0 16px;
            }
            .container-narrow {
                padding: 0 16px;
            }
        }

        @media (max-width: 520px) {
            .nav-container {
                padding: 0 14px;
                height: 52px;
            }
            .nav-logo {
                font-size: 0.95rem;
                gap: 6px;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.85rem;
            }
            .category-banner {
                min-height: 190px;
            }
            .category-banner h1 {
                font-size: 1.3rem;
            }
            .category-banner .banner-desc {
                font-size: 0.8rem;
            }
            .category-banner .banner-badge {
                font-size: 0.72rem;
                padding: 4px 12px;
            }
            .news-card .card-body {
                padding: 14px;
            }
            .news-card .card-title {
                font-size: 0.9rem;
            }
            .news-card .card-excerpt {
                font-size: 0.78rem;
                -webkit-line-clamp: 2;
            }
            .cta-btn {
                padding: 10px 22px;
                font-size: 0.85rem;
            }
            .deep-card .deep-img {
                aspect-ratio: 16 / 10;
            }
            .deep-card .deep-body {
                padding: 14px;
                gap: 6px;
            }
            .deep-card .deep-title {
                font-size: 0.92rem;
            }
            .deep-card .deep-excerpt {
                font-size: 0.8rem;
                -webkit-line-clamp: 2;
            }
            .tag-pill {
                padding: 5px 12px;
                font-size: 0.75rem;
                border-radius: 18px;
            }
        }