/* roulang page: index */
:root {
            --color-navy: #1a365d;
            --color-navy-dark: #0f2440;
            --color-gold: #c5a358;
            --color-gold-light: #d4b76a;
            --color-bg: #ffffff;
            --color-bg-gray: #f7f8fa;
            --color-bg-gray-dark: #e8eaef;
            --color-text: #1a202c;
            --color-text-soft: #5a6878;
            --color-text-muted: #8895a7;
            --color-border: #e2e6ed;
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1rem;
            --radius-xl: 1.25rem;
            --shadow-card: 0 2px 16px rgba(26, 54, 93, 0.07);
            --shadow-card-hover: 0 8px 32px rgba(26, 54, 93, 0.13);
            --shadow-nav: 0 1px 8px rgba(26, 54, 93, 0.06);
            --transition-fast: 0.18s ease;
            --transition-normal: 0.28s 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;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            font-size: 16px;
            overflow-x: hidden;
            min-width: 320px;
        }

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

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

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

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

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

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #ffffff;
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-nav);
            transition: box-shadow var(--transition-normal);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 20px rgba(26, 54, 93, 0.1);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
            height: 64px;
            gap: 20px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-weight: 700;
            font-size: 1.3rem;
            color: var(--color-navy);
            letter-spacing: 0.02em;
            white-space: nowrap;
            transition: opacity var(--transition-fast);
        }

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

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--color-navy), #1e4d7a);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            font-weight: 800;
            flex-shrink: 0;
        }

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

        .nav-links li {
            position: relative;
        }

        .nav-links a {
            display: block;
            padding: 8px 15px;
            border-radius: 8px;
            font-size: 0.93rem;
            font-weight: 500;
            color: var(--color-text-soft);
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.01em;
        }

        .nav-links a:hover {
            color: var(--color-navy);
            background: #f0f4f9;
        }

        .nav-links a.active {
            color: var(--color-navy);
            font-weight: 600;
            background: #eef3f9;
        }

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

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-search {
            position: relative;
            display: flex;
            align-items: center;
        }

        .nav-search input {
            width: 180px;
            padding: 9px 36px 9px 14px;
            border: 1.5px solid var(--color-border);
            border-radius: 22px;
            font-size: 0.9rem;
            color: var(--color-text);
            background: #fafbfc;
            transition: all var(--transition-fast);
            outline: none;
        }

        .nav-search input:focus {
            border-color: var(--color-gold);
            box-shadow: 0 0 0 3px rgba(197, 163, 88, 0.08);
            background: #fff;
            width: 220px;
        }

        .nav-search-icon {
            position: absolute;
            right: 12px;
            color: var(--color-text-muted);
            pointer-events: none;
            font-size: 0.85rem;
        }

        .btn-nav-cta {
            padding: 9px 22px;
            background: var(--color-gold);
            color: #fff;
            border: none;
            border-radius: 22px;
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            box-shadow: 0 2px 10px rgba(197, 163, 88, 0.3);
        }

        .btn-nav-cta:hover {
            background: var(--color-gold-light);
            box-shadow: 0 4px 18px rgba(197, 163, 88, 0.4);
            transform: translateY(-1px);
        }

        .btn-nav-cta:active {
            transform: translateY(0);
            box-shadow: 0 1px 6px rgba(197, 163, 88, 0.25);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            border-radius: 8px;
            color: var(--color-navy);
            font-size: 1.5rem;
            transition: background var(--transition-fast);
        }

        .mobile-menu-toggle:hover {
            background: #f0f4f9;
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: #fff;
            z-index: 99;
            padding: 20px 24px;
            overflow-y: auto;
            flex-direction: column;
            gap: 4px;
        }

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

        .mobile-menu a {
            display: block;
            padding: 14px 18px;
            border-radius: 10px;
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--color-text-soft);
            transition: all var(--transition-fast);
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            background: #eef3f9;
            color: var(--color-navy);
            font-weight: 600;
        }

        .mobile-menu .mobile-search {
            margin-top: 8px;
            position: relative;
        }

        .mobile-menu .mobile-search input {
            width: 100%;
            padding: 13px 44px 13px 16px;
            border: 1.5px solid var(--color-border);
            border-radius: 25px;
            font-size: 1rem;
            background: #fafbfc;
            outline: none;
        }

        .mobile-menu .mobile-search input:focus {
            border-color: var(--color-gold);
        }

        /* Hero Section */
        .hero-section {
            position: relative;
            min-height: 560px;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, #0a1a2f 0%, #1a365d 40%, #1e4d7a 100%);
            overflow: hidden;
        }

        .hero-bg-img {
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.28;
            z-index: 0;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(197, 163, 88, 0.06) 0%, transparent 60%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 1280px;
            margin: 0 auto;
            padding: 60px 24px;
            display: flex;
            align-items: center;
            gap: 40px;
            width: 100%;
        }

        .hero-text {
            flex: 1;
            max-width: 620px;
        }

        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(197, 163, 88, 0.18);
            color: #e8d5a0;
            border-radius: 20px;
            font-size: 0.88rem;
            font-weight: 500;
            letter-spacing: 0.04em;
            margin-bottom: 18px;
            backdrop-filter: blur(4px);
        }

        .hero-text h1 {
            font-size: 2.8rem;
            font-weight: 700;
            color: #ffffff;
            line-height: 1.25;
            margin: 0 0 16px;
            letter-spacing: 0.03em;
        }

        .hero-text h1 .gold-accent {
            color: #d4b76a;
        }

        .hero-text .hero-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.75;
            margin: 0 0 28px;
        }

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

        .btn-hero-primary {
            padding: 14px 32px;
            background: var(--color-gold);
            color: #1a365d;
            border: none;
            border-radius: 28px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            box-shadow: 0 4px 20px rgba(197, 163, 88, 0.35);
        }

        .btn-hero-primary:hover {
            background: #d4b76a;
            box-shadow: 0 6px 28px rgba(197, 163, 88, 0.5);
            transform: translateY(-2px);
        }

        .btn-hero-secondary {
            padding: 14px 32px;
            background: transparent;
            color: #ffffff;
            border: 2px solid rgba(255, 255, 255, 0.45);
            border-radius: 28px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
        }

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

        .hero-stats-mini {
            display: flex;
            gap: 30px;
            margin-top: 28px;
            flex-wrap: wrap;
        }

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

        .hero-stat-item .stat-num {
            font-size: 1.8rem;
            font-weight: 700;
            color: #d4b76a;
            line-height: 1;
        }

        .hero-stat-item .stat-label {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 4px;
            letter-spacing: 0.03em;
        }

        /* Section Common */
        .section-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 64px 24px;
        }

        .section-header {
            text-align: center;
            margin-bottom: 44px;
        }

        .section-header .section-tag {
            display: inline-block;
            padding: 5px 14px;
            background: #eef3f9;
            color: var(--color-navy);
            border-radius: 16px;
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-navy);
            margin: 0 0 8px;
            letter-spacing: 0.02em;
        }

        .section-header .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-soft);
            margin: 0;
        }

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

        /* Stats Cards */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
            border: 1px solid transparent;
        }

        .stat-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: #e8eaef;
        }

        .stat-card .stat-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: #eef3f9;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 1.4rem;
            color: var(--color-navy);
        }

        .stat-card .stat-value {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--color-navy);
            line-height: 1;
            margin-bottom: 6px;
        }

        .stat-card .stat-value .gold-suffix {
            color: var(--color-gold);
            font-size: 1.2rem;
            margin-left: 2px;
        }

        .stat-card .stat-desc {
            font-size: 0.88rem;
            color: var(--color-text-muted);
        }

        /* Advantage Cards */
        .advantage-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .advantage-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
            border: 1px solid transparent;
            text-align: center;
        }

        .advantage-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: #d4b76a30;
        }

        .advantage-card .adv-icon-circle {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, #eef3f9, #dce6f2);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            font-size: 1.6rem;
            color: var(--color-navy);
            transition: all var(--transition-normal);
        }

        .advantage-card:hover .adv-icon-circle {
            background: linear-gradient(135deg, #1a365d, #1e4d7a);
            color: #fff;
            transform: scale(1.06);
        }

        .advantage-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-navy);
            margin: 0 0 8px;
            letter-spacing: 0.02em;
        }

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

        /* Brand Story */
        .brand-story-wrapper {
            display: flex;
            gap: 40px;
            align-items: center;
        }

        .brand-story-text {
            flex: 1;
            min-width: 0;
        }

        .brand-story-text h3 {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--color-navy);
            margin: 0 0 16px;
            letter-spacing: 0.02em;
        }

        .brand-story-text p {
            font-size: 1rem;
            color: var(--color-text-soft);
            line-height: 1.85;
            margin: 0 0 14px;
        }

        .brand-story-img {
            flex: 0 0 420px;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .brand-story-img img {
            width: 100%;
            height: 340px;
            object-fit: cover;
        }

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

        .category-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
            border: 1px solid transparent;
            cursor: pointer;
            display: block;
            color: inherit;
        }

        .category-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: #d4b76a40;
        }

        .category-card .cat-img-wrap {
            height: 180px;
            overflow: hidden;
            position: relative;
        }

        .category-card .cat-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .category-card .cat-img-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(26, 54, 93, 0.55) 0%, transparent 50%);
        }

        .category-card .cat-body {
            padding: 20px 18px;
        }

        .category-card .cat-body h3 {
            font-size: 1.08rem;
            font-weight: 700;
            color: var(--color-navy);
            margin: 0 0 6px;
            letter-spacing: 0.02em;
        }

        .category-card .cat-body p {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            margin: 0;
            line-height: 1.5;
        }

        .category-card .cat-arrow {
            display: inline-block;
            margin-top: 10px;
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--color-gold);
            transition: transform var(--transition-fast);
        }

        .category-card:hover .cat-arrow {
            transform: translateX(4px);
        }

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

        .event-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
            border: 1px solid transparent;
        }

        .event-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: #e8eaef;
        }

        .event-card .event-img-wrap {
            height: 200px;
            overflow: hidden;
        }

        .event-card .event-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .event-card:hover .event-img-wrap img {
            transform: scale(1.05);
        }

        .event-card .event-body {
            padding: 18px 16px;
        }

        .event-card .event-date {
            font-size: 0.78rem;
            color: var(--color-gold);
            font-weight: 600;
            letter-spacing: 0.03em;
            margin-bottom: 4px;
        }

        .event-card .event-body h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-navy);
            margin: 0 0 6px;
        }

        .event-card .event-body p {
            font-size: 0.86rem;
            color: var(--color-text-muted);
            margin: 0;
            line-height: 1.5;
        }

        /* Partners */
        .partners-row {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
            align-items: center;
        }

        .partner-logo {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 20px 28px;
            box-shadow: var(--shadow-card);
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--color-text-soft);
            text-align: center;
            min-width: 110px;
            transition: all var(--transition-fast);
            border: 1px solid transparent;
            letter-spacing: 0.03em;
        }

        .partner-logo:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: #d4b76a50;
            color: var(--color-navy);
        }

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

        .testimonial-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 26px 22px;
            box-shadow: var(--shadow-card);
            border-left: 4px solid var(--color-gold);
            transition: all var(--transition-normal);
        }

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

        .testimonial-card .t-quote {
            font-size: 0.95rem;
            color: var(--color-text-soft);
            line-height: 1.7;
            margin: 0 0 14px;
            font-style: italic;
        }

        .testimonial-card .t-author {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--color-navy);
            letter-spacing: 0.02em;
        }

        .testimonial-card .t-role {
            font-size: 0.78rem;
            color: var(--color-text-muted);
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 860px;
            margin: 0 auto;
        }

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

        .faq-item:hover {
            border-color: #d4b76a30;
        }

        .faq-question {
            padding: 18px 22px;
            cursor: pointer;
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-navy);
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
            letter-spacing: 0.01em;
            transition: background var(--transition-fast);
        }

        .faq-question:hover {
            background: #fafbfc;
        }

        .faq-question .faq-icon {
            font-size: 1.2rem;
            color: var(--color-gold);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 22px;
            font-size: 0.93rem;
            color: var(--color-text-soft);
            line-height: 1.8;
        }

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

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

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

        .news-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: #e8eaef;
        }

        .news-card .news-img-wrap {
            height: 180px;
            overflow: hidden;
        }

        .news-card .news-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .news-card:hover .news-img-wrap img {
            transform: scale(1.05);
        }

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

        .news-card .news-date {
            font-size: 0.78rem;
            color: var(--color-text-muted);
            letter-spacing: 0.03em;
            margin-bottom: 6px;
        }

        .news-card .news-body h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-navy);
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .news-card .news-body p {
            font-size: 0.86rem;
            color: var(--color-text-soft);
            margin: 0 0 14px;
            line-height: 1.55;
            flex: 1;
        }

        .btn-read-more {
            align-self: flex-start;
            padding: 7px 18px;
            background: #eef3f9;
            color: var(--color-navy);
            border-radius: 18px;
            font-weight: 600;
            font-size: 0.84rem;
            cursor: pointer;
            border: none;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
        }

        .btn-read-more:hover {
            background: #1a365d;
            color: #fff;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, #1a365d 0%, #0f2440 100%);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 70% 50%, rgba(197, 163, 88, 0.1) 0%, transparent 50%);
            z-index: 0;
        }

        .cta-inner {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 700px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #ffffff;
            margin: 0 0 10px;
            letter-spacing: 0.03em;
        }

        .cta-inner p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.75);
            margin: 0 0 24px;
            line-height: 1.7;
        }

        .btn-cta-large {
            display: inline-block;
            padding: 15px 40px;
            background: var(--color-gold);
            color: #1a365d;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1.05rem;
            cursor: pointer;
            border: none;
            letter-spacing: 0.03em;
            box-shadow: 0 6px 28px rgba(197, 163, 88, 0.4);
            transition: all var(--transition-fast);
        }

        .btn-cta-large:hover {
            background: #d4b76a;
            box-shadow: 0 8px 36px rgba(197, 163, 88, 0.55);
            transform: translateY(-2px);
        }

        /* Footer */
        .site-footer {
            background: #0f1a2b;
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 24px 28px;
        }

        .footer-container {
            max-width: 1280px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #ffffff;
            margin: 0 0 14px;
            letter-spacing: 0.03em;
        }

        .footer-col p,
        .footer-col a {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.8;
            display: block;
            transition: color var(--transition-fast);
        }

        .footer-col a:hover {
            color: #d4b76a;
        }

        .footer-col .footer-logo {
            font-weight: 700;
            font-size: 1.2rem;
            color: #ffffff;
            margin-bottom: 8px;
            letter-spacing: 0.02em;
        }

        .footer-bottom {
            max-width: 1280px;
            margin: 28px auto 0;
            padding-top: 20px;
            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: 0.03em;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .nav-links {
                gap: 0;
            }
            .nav-links a {
                font-size: 0.82rem;
                padding: 8px 10px;
            }
            .nav-search input {
                width: 130px;
            }
            .nav-search input:focus {
                width: 160px;
            }
            .hero-text h1 {
                font-size: 2.2rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .advantage-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .events-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .brand-story-wrapper {
                flex-direction: column;
            }
            .brand-story-img {
                flex: 0 0 auto;
                width: 100%;
                max-width: 500px;
                margin: 0 auto;
            }
            .footer-container {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .nav-actions {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .nav-container {
                height: 56px;
                padding: 0 16px;
            }
            .hero-content {
                flex-direction: column;
                padding: 40px 16px;
                gap: 20px;
            }
            .hero-text h1 {
                font-size: 1.8rem;
            }
            .hero-text .hero-desc {
                font-size: 1rem;
            }
            .hero-stats-mini {
                gap: 18px;
            }
            .hero-stat-item .stat-num {
                font-size: 1.4rem;
            }
            .section-container {
                padding: 40px 16px;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .stat-card {
                padding: 20px 14px;
            }
            .stat-card .stat-value {
                font-size: 1.6rem;
            }
            .advantage-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .category-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .events-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .news-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .testimonials-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .brand-story-img img {
                height: 220px;
            }
            .footer-container {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .btn-hero-primary,
            .btn-hero-secondary {
                padding: 12px 22px;
                font-size: 0.9rem;
            }
            .cta-inner h2 {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 520px) {
            .hero-text h1 {
                font-size: 1.5rem;
            }
            .hero-stats-mini {
                flex-wrap: wrap;
                gap: 12px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .advantage-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .category-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .hero-cta-group {
                flex-direction: column;
                gap: 10px;
            }
            .btn-hero-primary,
            .btn-hero-secondary {
                width: 100%;
                text-align: center;
            }
            .section-header h2 {
                font-size: 1.3rem;
            }
            .brand-story-text h3 {
                font-size: 1.3rem;
            }
            .stat-card .stat-value {
                font-size: 1.4rem;
            }
            .partners-row {
                gap: 10px;
            }
            .partner-logo {
                padding: 14px 18px;
                font-size: 0.82rem;
                min-width: 80px;
            }
            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #1a365d;
            --color-primary-light: #2a4a7f;
            --color-accent: #c8972e;
            --color-accent-light: #d4a745;
            --color-accent-dark: #a67c20;
            --color-surface: #f8f9fb;
            --color-surface-alt: #f0f2f5;
            --color-text-main: #1a1a2e;
            --color-text-soft: #5a5a72;
            --color-text-muted: #8a8a9a;
            --color-border: #e2e4ea;
            --color-border-light: #eef0f5;
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-tag: 20px;
            --shadow-card: 0 2px 16px rgba(26, 54, 93, 0.06), 0 1px 3px rgba(26, 54, 93, 0.04);
            --shadow-card-hover: 0 10px 32px rgba(26, 54, 93, 0.10), 0 3px 8px rgba(26, 54, 93, 0.06);
            --shadow-nav: 0 1px 10px rgba(26, 54, 93, 0.05);
            --transition-speed: 0.22s;
        }

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

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            background-color: #ffffff;
            color: var(--color-text-main);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            min-height: 100vh;
        }

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

        .header-inner {
            max-width: 1280px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 24px;
            height: 64px;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            color: var(--color-primary);
            font-weight: 700;
            font-size: 1.3rem;
            letter-spacing: -0.01em;
            flex-shrink: 0;
            transition: opacity var(--transition-speed);
        }

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

        .logo-icon {
            font-size: 1.6rem;
            line-height: 1;
        }

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

        .nav-links li a {
            display: block;
            padding: 8px 15px;
            text-decoration: none;
            color: var(--color-text-soft);
            font-size: 0.93rem;
            font-weight: 500;
            border-radius: var(--radius-btn);
            transition: all var(--transition-speed);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }

        .nav-links li a:hover {
            color: var(--color-primary);
            background: rgba(26, 54, 93, 0.05);
        }

        .nav-links li a.active {
            color: #ffffff;
            background: var(--color-primary);
            font-weight: 600;
            box-shadow: 0 2px 8px rgba(26, 54, 93, 0.2);
        }

        .nav-links li a.active:hover {
            background: var(--color-primary-light);
            color: #ffffff;
        }

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

        .section-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

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

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

        .section-title {
            font-size: 1.85rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
            letter-spacing: -0.01em;
            line-height: 1.3;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--color-text-muted);
            margin-bottom: 36px;
            font-weight: 400;
            line-height: 1.6;
        }

        .card-base {
            background: #ffffff;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-card);
            transition: all 0.28s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

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

        .btn-primary {
            display: inline-block;
            padding: 12px 28px;
            background: var(--color-primary);
            color: #ffffff;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.95rem;
            text-decoration: none;
            border: none;
            cursor: pointer;
            transition: all var(--transition-speed);
            letter-spacing: 0.02em;
            box-shadow: 0 3px 12px rgba(26, 54, 93, 0.18);
        }

        .btn-primary:hover {
            background: var(--color-primary-light);
            box-shadow: 0 6px 20px rgba(26, 54, 93, 0.28);
            transform: translateY(-1px);
            color: #ffffff;
        }

        .btn-accent {
            display: inline-block;
            padding: 12px 28px;
            background: var(--color-accent);
            color: #ffffff;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.95rem;
            text-decoration: none;
            border: none;
            cursor: pointer;
            transition: all var(--transition-speed);
            letter-spacing: 0.02em;
            box-shadow: 0 3px 12px rgba(200, 151, 46, 0.18);
        }

        .btn-accent:hover {
            background: var(--color-accent-dark);
            box-shadow: 0 6px 20px rgba(200, 151, 46, 0.28);
            transform: translateY(-1px);
            color: #ffffff;
        }

        .tag-badge {
            display: inline-block;
            padding: 5px 14px;
            border-radius: var(--radius-tag);
            font-size: 0.82rem;
            font-weight: 500;
            letter-spacing: 0.02em;
            background: rgba(26, 54, 93, 0.06);
            color: var(--color-primary);
            white-space: nowrap;
        }

        .tag-accent {
            background: rgba(200, 151, 46, 0.1);
            color: var(--color-accent-dark);
        }

        .banner-overlay {
            position: relative;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            border-radius: 16px;
            overflow: hidden;
            min-height: 320px;
            display: flex;
            align-items: center;
        }

        .banner-overlay::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 54, 93, 0.82) 0%, rgba(26, 54, 93, 0.55) 60%, rgba(0, 0, 0, 0.3) 100%);
            z-index: 1;
        }

        .banner-content {
            position: relative;
            z-index: 2;
            padding: 48px 40px;
            color: #ffffff;
            max-width: 700px;
        }

        .banner-content h1 {
            font-size: 2.4rem;
            font-weight: 700;
            margin: 0 0 12px;
            line-height: 1.25;
            letter-spacing: -0.02em;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
        }

        .banner-content p {
            font-size: 1.1rem;
            opacity: 0.93;
            line-height: 1.7;
            margin: 0;
            text-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
        }

        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
            padding: 20px 0;
            transition: all var(--transition-speed);
        }

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

        .faq-item summary {
            font-weight: 600;
            font-size: 1.05rem;
            cursor: pointer;
            color: var(--color-primary);
            padding: 6px 0;
            list-style: none;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: color var(--transition-speed);
        }

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

        .faq-item summary::before {
            content: '+';
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(26, 54, 93, 0.07);
            color: var(--color-primary);
            font-weight: 700;
            font-size: 1.2rem;
            flex-shrink: 0;
            transition: all var(--transition-speed);
        }

        .faq-item[open] summary::before {
            content: '−';
            background: var(--color-primary);
            color: #ffffff;
        }

        .faq-item .faq-answer {
            padding: 10px 0 6px 38px;
            color: var(--color-text-soft);
            font-size: 0.95rem;
            line-height: 1.75;
        }

        .site-footer {
            background: var(--color-primary);
            color: rgba(255, 255, 255, 0.85);
            padding: 48px 0 24px;
            margin-top: 48px;
        }

        .footer-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 36px;
        }

        .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }

        .footer-col h4 {
            color: #ffffff;
            font-weight: 600;
            margin-bottom: 14px;
            font-size: 0.95rem;
            letter-spacing: 0.03em;
        }

        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.72);
            text-decoration: none;
            padding: 4px 0;
            font-size: 0.9rem;
            transition: color var(--transition-speed);
            line-height: 1.8;
        }

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

        .footer-col p {
            font-size: 0.88rem;
            line-height: 1.7;
            margin: 0;
            color: rgba(255, 255, 255, 0.65);
        }

        .footer-bottom {
            max-width: 1280px;
            margin: 28px auto 0;
            padding: 20px 24px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
            letter-spacing: 0.02em;
        }

        @media (max-width: 1024px) {
            .header-inner {
                padding: 0 16px;
                height: 58px;
            }
            .nav-links li a {
                padding: 7px 11px;
                font-size: 0.85rem;
            }
            .section-padding {
                padding: 48px 0;
            }
            .section-padding-sm {
                padding: 36px 0;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .banner-content {
                padding: 36px 28px;
            }
            .banner-content h1 {
                font-size: 1.9rem;
            }
            .banner-overlay {
                min-height: 260px;
            }
            .footer-container {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 56px;
                padding: 0 14px;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: 56px;
                left: 0;
                right: 0;
                background: #ffffff;
                flex-direction: column;
                padding: 8px 0;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
                border-top: 1px solid var(--color-border-light);
                z-index: 999;
                gap: 0;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links li a {
                padding: 12px 20px;
                border-radius: 0;
                font-size: 0.9rem;
                width: 100%;
            }
            .mobile-menu-btn {
                display: block;
            }
            .section-padding {
                padding: 36px 0;
            }
            .section-padding-sm {
                padding: 28px 0;
            }
            .section-title {
                font-size: 1.45rem;
            }
            .section-subtitle {
                font-size: 0.95rem;
                margin-bottom: 24px;
            }
            .banner-overlay {
                min-height: 220px;
                border-radius: 12px;
            }
            .banner-content {
                padding: 28px 18px;
            }
            .banner-content h1 {
                font-size: 1.55rem;
            }
            .banner-content p {
                font-size: 0.95rem;
            }
            .footer-container {
                grid-template-columns: 1fr;
                gap: 22px;
            }
            .section-container {
                padding: 0 16px;
            }
            .logo-wrap {
                font-size: 1.1rem;
            }
            .logo-icon {
                font-size: 1.35rem;
            }
        }

        @media (max-width: 520px) {
            .header-inner {
                height: 50px;
                padding: 0 10px;
            }
            .banner-overlay {
                min-height: 180px;
                border-radius: 10px;
            }
            .banner-content {
                padding: 20px 14px;
            }
            .banner-content h1 {
                font-size: 1.3rem;
            }
            .banner-content p {
                font-size: 0.85rem;
                line-height: 1.5;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .section-padding {
                padding: 28px 0;
            }
            .section-padding-sm {
                padding: 22px 0;
            }
            .btn-primary,
            .btn-accent {
                padding: 10px 20px;
                font-size: 0.88rem;
            }
            .card-base {
                border-radius: 10px;
            }
            .faq-item summary {
                font-size: 0.95rem;
            }
            .faq-item .faq-answer {
                padding: 8px 0 4px 30px;
                font-size: 0.88rem;
            }
            .section-container {
                padding: 0 12px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #1a3c5e;
            --primary-dark: #0f2840;
            --accent: #c8a44e;
            --accent-light: #e0c878;
            --surface: #f8f6f2;
            --surface-alt: #f0ece4;
            --muted: #6b7280;
            --text-main: #1f2937;
            --text-soft: #4b5563;
            --border: #e5e0d8;
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-tag: 20px;
            --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.06), 0 4px 20px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 2px 8px rgba(0, 0, 0, 0.08), 0 8px 32px rgba(0, 0, 0, 0.06);
            --shadow-nav: 0 1px 0 rgba(0, 0, 0, 0.05), 0 2px 8px rgba(0, 0, 0, 0.03);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            margin: 0;
            font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            line-height: 1.7;
            color: var(--text-main);
            background-color: #ffffff;
            font-size: 16px;
            min-height: 100vh;
        }

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

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

        button,
        input {
            font-family: inherit;
        }

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

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #ffffff;
            box-shadow: var(--shadow-nav);
            border-bottom: 1px solid var(--border);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 24px;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            white-space: nowrap;
            flex-shrink: 0;
            letter-spacing: -0.02em;
            transition: color var(--transition-fast);
        }
        .logo-link:hover {
            color: var(--primary-dark);
        }
        .logo-icon {
            font-size: 1.5rem;
            color: var(--accent);
        }

        .nav-links {
            display: flex;
            align-items: center;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 4px;
            flex-wrap: nowrap;
        }
        .nav-links li a {
            display: inline-block;
            padding: 8px 15px;
            border-radius: 8px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-soft);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }
        .nav-links li a:hover {
            color: var(--primary);
            background: var(--surface);
        }
        .nav-links li a.active {
            color: var(--primary);
            background: var(--surface);
            font-weight: 600;
        }
        .nav-links li a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 15px;
            right: 15px;
            height: 2.5px;
            background: var(--accent);
            border-radius: 3px;
        }

        .nav-search-wrap {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .nav-search {
            padding: 9px 14px;
            border: 1px solid var(--border);
            border-radius: 24px;
            font-size: 0.88rem;
            width: 180px;
            background: var(--surface);
            color: var(--text-main);
            outline: none;
            transition: all var(--transition-fast);
        }
        .nav-search:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(200, 164, 78, 0.1);
            background: #fff;
            width: 210px;
        }
        .nav-search::placeholder {
            color: #9ca3af;
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--text-main);
            padding: 6px;
            border-radius: 8px;
            transition: background var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            background: var(--surface);
        }

        /* Hero Banner */
        .page-hero {
            position: relative;
            background: linear-gradient(135deg, rgba(26, 60, 94, 0.88) 0%, rgba(15, 40, 64, 0.92) 100%), url('assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 340px;
            display: flex;
            align-items: center;
            color: #fff;
            border-bottom: 3px solid var(--accent);
        }
        .page-hero-content {
            padding: 40px 0;
            max-width: 700px;
        }
        .page-hero-badge {
            display: inline-block;
            background: var(--accent);
            color: #1f2937;
            font-weight: 600;
            font-size: 0.85rem;
            padding: 6px 16px;
            border-radius: var(--radius-tag);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }
        .page-hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            margin: 0 0 16px;
            letter-spacing: -0.02em;
            line-height: 1.25;
        }
        .page-hero p {
            font-size: 1.1rem;
            opacity: 0.9;
            margin: 0;
            line-height: 1.8;
            max-width: 600px;
        }

        /* Section common */
        .section {
            padding: 64px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            margin: 0 0 12px;
            letter-spacing: -0.01em;
        }
        .section-header .section-divider {
            width: 50px;
            height: 3px;
            background: var(--accent);
            margin: 0 auto 16px;
            border-radius: 2px;
        }
        .section-header p {
            color: var(--muted);
            font-size: 1rem;
            max-width: 550px;
            margin: 0 auto;
        }

        /* Card grid */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition-smooth);
            border: 1px solid var(--border);
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: #d5cfc4;
        }
        .card-image {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }
        .card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--accent);
            background: #fdf8ed;
            padding: 4px 12px;
            border-radius: var(--radius-tag);
            margin-bottom: 10px;
            align-self: flex-start;
            letter-spacing: 0.02em;
        }
        .card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--text-main);
            line-height: 1.4;
        }
        .card p {
            font-size: 0.9rem;
            color: var(--text-soft);
            margin: 0 0 14px;
            flex: 1;
            line-height: 1.65;
        }
        .card-meta {
            font-size: 0.8rem;
            color: var(--muted);
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--primary);
            transition: color var(--transition-fast);
            margin-top: auto;
        }
        .card-link:hover {
            color: var(--accent);
        }
        .card-link i {
            font-size: 0.75rem;
            transition: transform var(--transition-fast);
        }
        .card-link:hover i {
            transform: translateX(3px);
        }

        /* Data stats row */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 28px 22px;
            text-align: center;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
            transition: all var(--transition-smooth);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .stat-icon {
            font-size: 2rem;
            color: var(--accent);
            margin-bottom: 10px;
        }
        .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.1;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--muted);
            margin-top: 6px;
        }

        /* Featured block */
        .featured-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            background: var(--surface);
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--border);
        }
        .featured-image {
            width: 100%;
            height: 100%;
            min-height: 320px;
            object-fit: cover;
            display: block;
        }
        .featured-body {
            padding: 36px 36px 36px 0;
        }
        .featured-body h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            margin: 0 0 12px;
        }
        .featured-body p {
            color: var(--text-soft);
            line-height: 1.8;
            margin: 0 0 16px;
        }
        .featured-body .btn {
            margin-top: 8px;
        }

        /* Steps / process */
        .steps-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            position: relative;
        }
        .step-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
            text-align: center;
            position: relative;
            transition: all var(--transition-smooth);
        }
        .step-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: 14px;
        }
        .step-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 8px;
        }
        .step-card p {
            font-size: 0.9rem;
            color: var(--text-soft);
            margin: 0;
            line-height: 1.65;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: none;
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: var(--shadow-btn, 0 2px 8px rgba(26, 60, 94, 0.12));
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            box-shadow: 0 4px 16px rgba(26, 60, 94, 0.2);
            transform: translateY(-1px);
        }
        .btn-accent {
            background: var(--accent);
            color: #1f2937;
            box-shadow: 0 2px 8px rgba(200, 164, 78, 0.18);
        }
        .btn-accent:hover {
            background: #b8933a;
            box-shadow: 0 4px 16px rgba(200, 164, 78, 0.28);
            transform: translateY(-1px);
        }
        .btn-outline {
            background: transparent;
            border: 2px solid var(--primary);
            color: var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .faq-item {
            background: #fff;
            border-radius: 12px;
            border: 1px solid var(--border);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: #d5cfc4;
            box-shadow: var(--shadow-card);
        }
        .faq-question {
            padding: 18px 22px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-main);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            user-select: none;
        }
        .faq-question i {
            color: var(--accent);
            transition: transform var(--transition-fast);
            font-size: 0.9rem;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 22px 18px;
            font-size: 0.92rem;
            color: var(--text-soft);
            line-height: 1.75;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: #fff;
            text-align: center;
            padding: 60px 24px;
            border-radius: var(--radius-card);
            margin: 0 20px;
        }
        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin: 0 0 12px;
        }
        .cta-section p {
            opacity: 0.9;
            margin: 0 0 24px;
            font-size: 1rem;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .btn {
            font-size: 1rem;
            padding: 14px 32px;
        }

        /* Footer */
        .site-footer {
            background: #1a1f28;
            color: #c5c9d2;
            padding: 48px 0 24px;
            margin-top: 64px;
        }
        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
            gap: 36px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin: 0 0 14px;
            letter-spacing: 0.02em;
        }
        .footer-col a {
            display: block;
            color: #9ca3af;
            font-size: 0.9rem;
            padding: 5px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--accent-light);
        }
        .footer-col p {
            font-size: 0.88rem;
            line-height: 1.7;
            margin: 0;
            color: #9ca3af;
        }
        .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-bottom {
            max-width: 1200px;
            margin: 32px auto 0;
            padding: 20px 20px 0;
            border-top: 1px solid #2d323b;
            text-align: center;
            font-size: 0.82rem;
            color: #6b7280;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .featured-block {
                grid-template-columns: 1fr;
            }
            .featured-body {
                padding: 28px;
            }
            .featured-image {
                min-height: 240px;
                max-height: 300px;
            }
            .steps-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-container {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .page-hero h1 {
                font-size: 2.1rem;
            }
            .nav-links li a {
                padding: 8px 10px;
                font-size: 0.84rem;
            }
            .nav-search {
                width: 140px;
            }
            .nav-search:focus {
                width: 160px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 56px;
                gap: 12px;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: 56px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 12px 20px;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
                border-bottom: 2px solid var(--border);
                gap: 2px;
                z-index: 999;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links li a {
                display: block;
                padding: 10px 14px;
                border-radius: 8px;
                font-size: 0.95rem;
                width: 100%;
            }
            .nav-links li a.active::after {
                display: none;
            }
            .nav-search-wrap {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .card-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .steps-row {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .page-hero {
                min-height: 260px;
            }
            .page-hero h1 {
                font-size: 1.7rem;
            }
            .page-hero p {
                font-size: 0.95rem;
            }
            .section {
                padding: 40px 0;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .footer-container {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .cta-section {
                margin: 0 12px;
                padding: 40px 16px;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .featured-body {
                padding: 20px;
            }
        }

        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 1.4rem;
            }
            .page-hero p {
                font-size: 0.85rem;
            }
            .stats-row {
                grid-template-columns: 1fr;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .card-image {
                height: 160px;
            }
            .btn {
                padding: 10px 18px;
                font-size: 0.88rem;
            }
            .section-header h2 {
                font-size: 1.3rem;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #1a3c5e;
            --color-primary-light: #1e5080;
            --color-accent: #c8922b;
            --color-accent-light: #e0a940;
            --color-bg: #f8f9fb;
            --color-surface: #ffffff;
            --color-text: #1a1f2e;
            --color-text-muted: #5f6b7a;
            --color-text-light: #8895a7;
            --color-border: #e2e7ef;
            --color-border-light: #eef1f6;
            --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, 0.10);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
        }

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

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            margin: 0;
            min-height: 100vh;
        }

        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 {
            font-family: inherit;
        }

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

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #ffffff;
            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);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 20px;
        }
        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 20px;
            flex-shrink: 0;
        }
        .logo-text {
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--color-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }
        .nav-links {
            display: flex;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 4px;
            align-items: center;
            flex-wrap: wrap;
        }
        .nav-links a {
            display: inline-block;
            padding: 8px 14px;
            border-radius: 20px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--color-text-muted);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }
        .nav-links a:hover {
            color: var(--color-primary);
            background: #f0f4f9;
        }
        .nav-links a.active {
            color: #ffffff;
            background: var(--color-primary);
            font-weight: 600;
            box-shadow: 0 2px 8px rgba(26, 60, 94, 0.3);
        }
        .nav-links a.active:hover {
            background: var(--color-primary-light);
            color: #ffffff;
        }

        /* Hamburger */
        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-text);
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
            cursor: pointer;
        }
        .hamburger-btn:hover {
            background: #f0f4f9;
        }

        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.45);
            z-index: 99;
            opacity: 0;
            transition: opacity var(--transition-base);
            pointer-events: none;
        }
        .mobile-nav-overlay.open {
            opacity: 1;
            pointer-events: auto;
        }
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 64px;
            right: 0;
            width: 280px;
            max-width: 85vw;
            bottom: 0;
            background: #fff;
            z-index: 100;
            padding: 20px;
            box-shadow: var(--shadow-xl);
            transform: translateX(100%);
            transition: transform var(--transition-base);
            overflow-y: auto;
        }
        .mobile-nav-panel.open {
            transform: translateX(0);
        }
        .mobile-nav-panel a {
            display: block;
            padding: 12px 16px;
            border-radius: var(--radius-md);
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text);
            margin-bottom: 4px;
            transition: all var(--transition-fast);
        }
        .mobile-nav-panel a:hover {
            background: #f0f4f9;
            color: var(--color-primary);
        }
        .mobile-nav-panel a.active {
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
        }

        /* Banner */
        .page-banner {
            position: relative;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 380px;
            display: flex;
            align-items: center;
            border-radius: 0;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 60, 94, 0.82) 0%, rgba(10, 25, 45, 0.7) 100%);
            z-index: 1;
        }
        .page-banner-content {
            position: relative;
            z-index: 2;
            color: #fff;
            padding: 40px 0;
        }
        .page-banner-content h1 {
            font-size: 2.6rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin: 0 0 12px;
            line-height: 1.2;
        }
        .page-banner-content .banner-subtitle {
            font-size: 1.15rem;
            opacity: 0.9;
            max-width: 620px;
            line-height: 1.7;
            margin: 0;
        }
        .banner-badge {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            font-size: 0.85rem;
            padding: 6px 16px;
            border-radius: 20px;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        /* Section */
        .section-pad {
            padding: 60px 0;
        }
        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 8px;
            text-align: center;
            letter-spacing: -0.01em;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-muted);
            text-align: center;
            margin: 0 0 40px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }

        /* Stat Cards */
        .stat-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--color-border);
        }
        .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: -0.02em;
            line-height: 1;
            margin-bottom: 6px;
        }
        .stat-label {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            font-weight: 500;
        }
        .stat-icon {
            font-size: 2rem;
            color: var(--color-accent);
            margin-bottom: 10px;
        }

        /* Team Card */
        .team-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }
        .team-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--color-border);
        }
        .team-card-img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
            display: block;
        }
        .team-card-body {
            padding: 20px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .team-card-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin: 0 0 6px;
            color: var(--color-text);
        }
        .team-card-body .team-meta {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin-bottom: 12px;
        }
        .team-stats-row {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-top: auto;
        }
        .team-stat-badge {
            background: #f0f4f9;
            border-radius: 20px;
            padding: 5px 12px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-primary);
            white-space: nowrap;
        }

        /* Indicator Card */
        .indicator-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            text-align: center;
        }
        .indicator-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-border);
        }
        .indicator-icon-wrap {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: #f0f4f9;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 1.5rem;
            color: var(--color-primary);
        }
        .indicator-card h4 {
            font-weight: 700;
            font-size: 1.05rem;
            margin: 0 0 8px;
            color: var(--color-text);
        }
        .indicator-card p {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin: 0;
        }

        /* Process */
        .process-step {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 18px 0;
            border-bottom: 1px solid var(--color-border-light);
        }
        .process-step:last-child {
            border-bottom: none;
        }
        .process-num {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .process-body h4 {
            margin: 0 0 4px;
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--color-text);
        }
        .process-body p {
            margin: 0;
            font-size: 0.92rem;
            color: var(--color-text-muted);
            line-height: 1.6;
        }

        /* FAQ */
        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            margin-bottom: 10px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--color-border);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            text-align: left;
            padding: 18px 20px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--color-primary);
        }
        .faq-arrow {
            font-size: 0.85rem;
            color: var(--color-text-light);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            color: var(--color-primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 20px;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 20px 18px;
        }
        .faq-answer p {
            margin: 0;
            font-size: 0.93rem;
            color: var(--color-text-muted);
            line-height: 1.7;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, #0f2b45 100%);
            border-radius: var(--radius-xl);
            padding: 48px 32px;
            text-align: center;
            color: #fff;
        }
        .cta-section h2 {
            font-size: 1.7rem;
            font-weight: 700;
            margin: 0 0 10px;
        }
        .cta-section p {
            font-size: 1rem;
            opacity: 0.9;
            margin: 0 0 24px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }
        .btn-cta {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            padding: 14px 32px;
            border-radius: 28px;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            box-shadow: 0 4px 14px rgba(200, 146, 43, 0.4);
        }
        .btn-cta:hover {
            background: var(--color-accent-light);
            box-shadow: 0 6px 20px rgba(200, 146, 43, 0.55);
            transform: translateY(-2px);
        }

        /* Footer */
        .site-footer {
            background: #1a1f2e;
            color: #c5cdd8;
            padding: 48px 0 0;
            margin-top: 20px;
        }
        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
        }
        .footer-col h4 {
            color: #fff;
            font-weight: 700;
            margin: 0 0 14px;
            font-size: 0.95rem;
            letter-spacing: 0.02em;
        }
        .footer-col a {
            display: block;
            color: #9aa5b5;
            font-size: 0.9rem;
            padding: 4px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: #e0a940;
        }
        .footer-logo {
            font-weight: 700;
            font-size: 1.2rem;
            color: #fff;
            margin-bottom: 8px;
        }
        .footer-col p {
            font-size: 0.85rem;
            line-height: 1.6;
            margin: 0;
            color: #9aa5b5;
        }
        .footer-bottom {
            text-align: center;
            padding: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: 32px;
            font-size: 0.8rem;
            color: #7a8595;
        }
        .footer-bottom p {
            margin: 0;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .footer-container {
                grid-template-columns: repeat(2, 1fr);
            }
            .page-banner {
                min-height: 320px;
            }
            .page-banner-content h1 {
                font-size: 2.1rem;
            }
            .stat-number {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger-btn {
                display: block;
            }
            .nav-links {
                display: none;
            }
            .mobile-nav-overlay {
                display: block;
            }
            .mobile-nav-panel {
                display: block;
            }
            .page-banner {
                min-height: 280px;
            }
            .page-banner-content h1 {
                font-size: 1.7rem;
            }
            .page-banner-content .banner-subtitle {
                font-size: 0.95rem;
            }
            .section-pad {
                padding: 40px 0;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .footer-container {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .cta-section {
                padding: 32px 20px;
                border-radius: var(--radius-lg);
            }
            .cta-section h2 {
                font-size: 1.35rem;
            }
        }
        @media (max-width: 520px) {
            .header-inner {
                height: 56px;
            }
            .logo-text {
                font-size: 1rem;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 16px;
            }
            .page-banner {
                min-height: 240px;
            }
            .page-banner-content h1 {
                font-size: 1.4rem;
            }
            .page-banner-content .banner-subtitle {
                font-size: 0.85rem;
            }
            .section-pad {
                padding: 32px 0;
            }
            .section-title {
                font-size: 1.25rem;
            }
            .section-subtitle {
                font-size: 0.9rem;
                margin-bottom: 28px;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .stat-card {
                padding: 20px 16px;
            }
            .footer-container {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .cta-section h2 {
                font-size: 1.2rem;
            }
            .btn-cta {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
            .mobile-nav-panel {
                width: 260px;
            }
        }

/* roulang page: category4 */
/* ========== 设计变量 ========== */
        :root {
            --color-primary: #1e3a5c;
            --color-primary-light: #2c5282;
            --color-primary-dark: #0d1f34;
            --color-accent: #d4a32a;
            --color-accent-light: #e8b84b;
            --color-accent-dark: #b8891f;
            --color-bg: #f8fafb;
            --color-bg-warm: #fefdf8;
            --color-surface: #ffffff;
            --color-text: #1a1a2e;
            --color-text-secondary: #5a6275;
            --color-text-muted: #8890a4;
            --color-border: #e2e7ef;
            --color-border-light: #f0f3f7;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-full: 50px;
            --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 2px 16px rgba(0, 0, 0, 0.07);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.15);
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --nav-height: 64px;
        }

        /* ========== 基础 Reset ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

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

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

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

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

        button,
        input {
            font-family: inherit;
            font-size: inherit;
            outline: none;
        }

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

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

        /* ========== Header / 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #ffffff;
            box-shadow: var(--shadow-nav, 0 1px 6px rgba(0, 0, 0, 0.06));
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
            height: 100%;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }

        .header-logo .logo-icon {
            font-size: 1.6rem;
            line-height: 1;
        }

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

        .nav-links li a {
            display: inline-block;
            padding: 8px 15px;
            border-radius: var(--radius-full);
            font-size: 0.925rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-links li a:hover {
            color: var(--color-primary);
            background: #f1f5f9;
        }

        .nav-links li a.active {
            color: #ffffff;
            background: var(--color-primary);
            font-weight: 600;
            box-shadow: 0 2px 8px rgba(30, 58, 92, 0.25);
        }

        .nav-links li a.active:hover {
            background: var(--color-primary-light);
        }

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

        @media (max-width: 920px) {
            .nav-links {
                gap: 2px;
            }
            .nav-links li a {
                padding: 7px 10px;
                font-size: 0.82rem;
            }
        }

        @media (max-width: 768px) {
            .mobile-menu-toggle {
                display: block;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: #ffffff;
                flex-direction: column;
                align-items: stretch;
                padding: 12px 16px;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
                border-top: 1px solid var(--color-border-light);
                gap: 0;
                z-index: 999;
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links li a {
                display: block;
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                font-size: 0.95rem;
                text-align: left;
            }
            .nav-links li a.active {
                border-radius: var(--radius-sm);
            }
        }

        /* ========== 面包屑 ========== */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.875rem;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-text-secondary);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--color-primary);
        }
        .breadcrumb .sep {
            color: #c0c7d0;
            user-select: none;
        }
        .breadcrumb .current {
            color: var(--color-primary);
            font-weight: 500;
        }

        /* ========== 板块通用 ========== */
        .section-padding {
            padding-top: 60px;
            padding-bottom: 60px;
        }
        @media (max-width: 768px) {
            .section-padding {
                padding-top: 40px;
                padding-bottom: 40px;
            }
        }
        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-primary-dark);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-muted);
            margin-bottom: 32px;
            max-width: 600px;
        }
        .section-header-center {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-header-center .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== 卡片 ========== */
        .card-skill {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-md);
            overflow: hidden;
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
            height: 100%;
            border: 1px solid var(--color-border-light);
        }
        .card-skill:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: #d0d8e2;
        }
        .card-skill .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: #e8ecf1;
        }
        .card-skill .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .card-skill:hover .card-img-wrap img {
            transform: scale(1.04);
        }
        .card-skill .card-body {
            padding: 20px 22px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-skill .card-tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            font-size: 0.78rem;
            font-weight: 500;
            background: #eef2f7;
            color: var(--color-primary);
            margin-bottom: 10px;
            align-self: flex-start;
        }
        .card-skill .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-primary-dark);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .card-skill .card-desc {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            flex: 1;
        }

        /* ========== 按钮 ========== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 12px 28px;
            background: var(--color-primary);
            color: #ffffff;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 10px rgba(30, 58, 92, 0.2);
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: var(--color-primary-light);
            box-shadow: 0 4px 18px rgba(30, 58, 92, 0.3);
            transform: translateY(-1px);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 11px 26px;
            background: transparent;
            color: var(--color-primary);
            border: 2px solid var(--color-primary);
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-outline:hover {
            background: var(--color-primary);
            color: #ffffff;
            box-shadow: 0 4px 16px rgba(30, 58, 92, 0.22);
            transform: translateY(-1px);
        }
        .btn-accent {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 12px 28px;
            background: var(--color-accent);
            color: #1a1a2e;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 0.95rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 10px rgba(212, 163, 42, 0.3);
            white-space: nowrap;
        }
        .btn-accent:hover {
            background: var(--color-accent-light);
            box-shadow: 0 4px 18px rgba(212, 163, 42, 0.4);
            transform: translateY(-1px);
        }

        /* ========== 标签/徽章 ========== */
        .badge {
            display: inline-block;
            padding: 5px 14px;
            border-radius: var(--radius-full);
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.02em;
        }
        .badge-primary {
            background: #e8f0f9;
            color: var(--color-primary);
        }
        .badge-accent {
            background: #fef6e0;
            color: #8b6914;
        }
        .badge-outline {
            background: transparent;
            border: 1.5px solid var(--color-border);
            color: var(--color-text-secondary);
        }

        /* ========== FAQ ========== */
        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
            padding: 18px 0;
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .faq-item:first-child {
            border-top: 1px solid var(--color-border-light);
        }
        .faq-question {
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--color-primary-dark);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            user-select: none;
        }
        .faq-question .faq-icon {
            font-size: 1.2rem;
            color: var(--color-accent);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            color: var(--color-text-secondary);
            font-size: 0.95rem;
            line-height: 1.75;
        }
        .faq-item.open .faq-answer {
            max-height: 500px;
            padding-top: 10px;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--color-primary-dark);
            color: #c8d4e0;
            padding-top: 48px;
            padding-bottom: 0;
            margin-top: auto;
        }
        .footer-container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px 36px;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 36px;
        }
        @media (max-width: 900px) {
            .footer-container {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }
        @media (max-width: 520px) {
            .footer-container {
                grid-template-columns: 1fr;
                gap: 22px;
            }
        }
        .footer-col h4 {
            color: #ffffff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        .footer-col a {
            display: block;
            color: #a8b8c8;
            padding: 5px 0;
            font-size: 0.9rem;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-accent-light);
        }
        .footer-col p {
            font-size: 0.88rem;
            line-height: 1.65;
            color: #a8b8c8;
            margin: 0;
        }
        .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 10px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            text-align: center;
            padding: 16px 24px;
            font-size: 0.82rem;
            color: #8898a8;
        }

        /* ========== Hero Banner ========== */
        .hero-banner {
            position: relative;
            background: url('assets/images/backpic/back-2.webp') center/cover no-repeat;
            min-height: 340px;
            display: flex;
            align-items: center;
            color: #ffffff;
            overflow: hidden;
        }
        .hero-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(13, 31, 52, 0.88) 0%, rgba(30, 58, 92, 0.72) 50%, rgba(13, 31, 52, 0.82) 100%);
            z-index: 1;
        }
        .hero-banner .hero-content {
            position: relative;
            z-index: 2;
            padding: 50px 0;
        }
        .hero-banner .hero-label {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(6px);
            border-radius: var(--radius-full);
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.03em;
            margin-bottom: 14px;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }
        .hero-banner h1 {
            font-size: 2.4rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 10px;
            line-height: 1.25;
        }
        .hero-banner .hero-desc {
            font-size: 1.08rem;
            max-width: 620px;
            opacity: 0.9;
            line-height: 1.7;
        }
        @media (max-width: 768px) {
            .hero-banner {
                min-height: 260px;
            }
            .hero-banner h1 {
                font-size: 1.7rem;
            }
            .hero-banner .hero-desc {
                font-size: 0.95rem;
            }
        }

        /* ========== 高亮数字块 ========== */
        .stat-block {
            background: #ffffff;
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
        }
        .stat-block:hover {
            box-shadow: var(--shadow-md);
        }
        .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: -0.02em;
        }
        .stat-label {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin-top: 4px;
        }

        /* ========== 聚焦框 ========== */
        .highlight-box {
            background: linear-gradient(135deg, #f8fafc 0%, #eef3f8 100%);
            border-left: 4px solid var(--color-accent);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            padding: 20px 24px;
            margin: 16px 0;
        }
        .highlight-box p {
            margin: 0;
            color: var(--color-primary-dark);
            font-weight: 500;
            font-size: 0.98rem;
            line-height: 1.7;
        }

/* roulang page: category5 */
:root {
            --brand-dark: #0f1f3d;
            --brand-mid: #152844;
            --brand-blue: #1a3d5c;
            --accent-gold: #c8963e;
            --accent-light: #d4a853;
            --accent-pale: #f5efe0;
            --surface-light: #f8f9fb;
            --surface-card: #ffffff;
            --text-primary: #1a1a2e;
            --text-secondary: #4a4f5c;
            --text-muted: #7b8090;
            --border-soft: #e8eaef;
            --border-light: #f0f1f5;
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-tag: 20px;
            --radius-stat: 16px;
            --shadow-card: 0 2px 16px rgba(15, 31, 61, 0.07);
            --shadow-card-hover: 0 8px 32px rgba(15, 31, 61, 0.13);
            --shadow-nav: 0 1px 0 rgba(15, 31, 61, 0.06);
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-bounce: 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
        }

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

        body {
            margin: 0;
            padding: 0;
            font-family: 'Inter', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', 'system-ui', '-apple-system', sans-serif;
            line-height: 1.65;
            color: var(--text-primary);
            background-color: #ffffff;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

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

        input {
            font-family: inherit;
        }

        /* ========== HEADER & NAVIGATION ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-nav);
            transition: background var(--transition-smooth), box-shadow var(--transition-smooth);
        }

        .header-container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 62px;
            gap: 20px;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 9px;
            font-weight: 700;
            font-size: 1.22rem;
            color: var(--brand-dark);
            white-space: nowrap;
            flex-shrink: 0;
            letter-spacing: -0.01em;
        }
        .header-logo .logo-icon {
            font-size: 1.55rem;
            line-height: 1;
            display: inline-flex;
            align-items: center;
            color: var(--accent-gold);
            transition: transform var(--transition-bounce);
        }
        .header-logo:hover .logo-icon {
            transform: scale(1.12) rotate(-5deg);
        }

        .nav-links {
            display: flex;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 4px;
            align-items: center;
            flex-wrap: nowrap;
        }
        .nav-links li {
            display: flex;
            align-items: center;
        }
        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 8px 15px;
            font-size: 0.935rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 8px;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
            letter-spacing: 0.005em;
        }
        .nav-links a:hover {
            color: var(--brand-dark);
            background: var(--surface-light);
        }
        .nav-links a.active {
            color: var(--accent-gold);
            font-weight: 600;
            background: var(--accent-pale);
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 15px;
            right: 15px;
            height: 2.5px;
            background: var(--accent-gold);
            border-radius: 2px;
        }

        /* Mobile nav toggle */
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            padding: 8px;
            cursor: pointer;
            color: var(--brand-dark);
            font-size: 1.6rem;
            line-height: 1;
            border-radius: 8px;
            transition: background var(--transition-fast);
        }
        .nav-toggle:hover {
            background: var(--surface-light);
        }
        .nav-toggle:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
            border-radius: 8px;
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-bar {
            max-width: 1240px;
            margin: 0 auto;
            padding: 14px 28px 0;
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 0.875rem;
            color: var(--text-muted);
            align-items: center;
        }
        .breadcrumb-bar a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .breadcrumb-bar a:hover {
            color: var(--accent-gold);
        }
        .breadcrumb-bar .sep {
            color: #c5c9d2;
            user-select: none;
        }
        .breadcrumb-bar .current {
            color: var(--brand-dark);
            font-weight: 500;
        }

        /* ========== HERO BANNER ========== */
        .hero-banner {
            position: relative;
            background: url('assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 420px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            overflow: hidden;
        }
        .hero-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg,
                    rgba(15, 31, 61, 0.72) 0%,
                    rgba(15, 31, 61, 0.58) 40%,
                    rgba(15, 31, 61, 0.78) 100%);
            z-index: 1;
        }
        .hero-banner .hero-content {
            position: relative;
            z-index: 2;
            max-width: 780px;
            padding: 40px 28px;
        }
        .hero-banner .hero-tag {
            display: inline-block;
            background: rgba(200, 150, 62, 0.22);
            color: #f5d78c;
            border: 1px solid rgba(200, 150, 62, 0.35);
            padding: 6px 16px;
            border-radius: var(--radius-tag);
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.03em;
            margin-bottom: 16px;
        }
        .hero-banner h1 {
            font-size: 2.6rem;
            font-weight: 700;
            color: #ffffff;
            margin: 0 0 14px;
            letter-spacing: -0.02em;
            line-height: 1.25;
        }
        .hero-banner .hero-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.88);
            line-height: 1.7;
            margin: 0 0 24px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .hero-banner .hero-cta-row {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .btn-accent {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent-gold);
            color: #fff;
            font-weight: 600;
            padding: 12px 26px;
            border-radius: var(--radius-btn);
            border: none;
            font-size: 0.98rem;
            box-shadow: var(--shadow-btn);
            transition: all var(--transition-smooth);
            letter-spacing: 0.01em;
            cursor: pointer;
        }
        .btn-accent:hover {
            background: #b8852f;
            box-shadow: var(--shadow-btn-hover);
            transform: translateY(-2px);
        }
        .btn-accent:focus-visible {
            outline: 3px solid rgba(200, 150, 62, 0.5);
            outline-offset: 3px;
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            font-weight: 500;
            padding: 12px 26px;
            border-radius: var(--radius-btn);
            border: 1.5px solid rgba(255, 255, 255, 0.5);
            font-size: 0.98rem;
            transition: all var(--transition-smooth);
            letter-spacing: 0.01em;
            cursor: pointer;
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: rgba(255, 255, 255, 0.8);
            transform: translateY(-2px);
        }
        .btn-outline-light:focus-visible {
            outline: 3px solid rgba(255, 255, 255, 0.5);
            outline-offset: 3px;
        }

        /* ========== SECTION COMMON ========== */
        .section-container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 56px 28px;
        }
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-header .section-tag {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--accent-gold);
            letter-spacing: 0.04em;
            text-transform: uppercase;
            margin-bottom: 8px;
            background: var(--accent-pale);
            padding: 5px 14px;
            border-radius: var(--radius-tag);
        }
        .section-header h2 {
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--brand-dark);
            margin: 0 0 8px;
            letter-spacing: -0.015em;
        }
        .section-header .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 580px;
            margin: 0 auto;
            line-height: 1.6;
        }

        /* ========== LEAGUE CARDS GRID ========== */
        .league-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .league-card {
            background: var(--surface-card);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            border: 1px solid var(--border-light);
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .league-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: #dcdde5;
        }
        .league-card .card-img-wrap {
            position: relative;
            height: 180px;
            overflow: hidden;
            background: #eef1f6;
        }
        .league-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .league-card:hover .card-img-wrap img {
            transform: scale(1.06);
        }
        .league-card .card-img-wrap .league-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--accent-gold);
            color: #fff;
            font-weight: 700;
            font-size: 0.78rem;
            padding: 5px 12px;
            border-radius: 6px;
            letter-spacing: 0.02em;
            z-index: 2;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
        }
        .league-card .card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .league-card .card-body h3 {
            font-size: 1.18rem;
            font-weight: 700;
            color: var(--brand-dark);
            margin: 0;
        }
        .league-card .card-body p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.55;
            flex: 1;
        }
        .league-card .card-meta {
            display: flex;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .league-card .card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .league-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--accent-gold);
            margin-top: 4px;
            transition: gap var(--transition-fast);
        }
        .league-card .card-link:hover {
            gap: 9px;
            color: #b8852f;
        }

        /* ========== STATS ROW ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: var(--surface-card);
            border-radius: var(--radius-stat);
            padding: 28px 22px;
            text-align: center;
            box-shadow: var(--shadow-stat);
            border: 1px solid var(--border-light);
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .stat-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-gold), #e0b860);
            border-radius: 0 0 3px 3px;
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }
        .stat-card:hover::before {
            opacity: 1;
        }
        .stat-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .stat-card .stat-icon {
            font-size: 2rem;
            margin-bottom: 10px;
            display: block;
        }
        .stat-card .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--brand-dark);
            letter-spacing: -0.02em;
            line-height: 1.1;
        }
        .stat-card .stat-label {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* ========== DEEP ANALYSIS SECTION ========== */
        .analysis-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            background: var(--surface-card);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
        }
        .analysis-block .analysis-img {
            height: 100%;
            min-height: 340px;
            background: #eef1f6;
        }
        .analysis-block .analysis-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .analysis-block .analysis-text {
            padding: 32px 36px 32px 8px;
        }
        .analysis-block .analysis-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--brand-dark);
            margin: 0 0 10px;
        }
        .analysis-block .analysis-text p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0 0 12px;
        }
        .analysis-block .analysis-highlights {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 8px;
        }
        .analysis-block .highlight-tag {
            background: var(--accent-pale);
            color: var(--accent-gold);
            font-weight: 600;
            font-size: 0.82rem;
            padding: 6px 14px;
            border-radius: var(--radius-tag);
            letter-spacing: 0.01em;
        }

        /* ========== MATCH LIST ========== */
        .match-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .match-item {
            display: flex;
            align-items: center;
            gap: 18px;
            background: var(--surface-card);
            border-radius: 12px;
            padding: 18px 22px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all var(--transition-smooth);
            flex-wrap: wrap;
        }
        .match-item:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: #dcdde5;
        }
        .match-item .match-date {
            font-weight: 700;
            font-size: 0.85rem;
            color: var(--accent-gold);
            white-space: nowrap;
            min-width: 90px;
            text-align: center;
            background: var(--accent-pale);
            padding: 6px 12px;
            border-radius: 8px;
        }
        .match-item .match-teams {
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--brand-dark);
            flex: 1;
            min-width: 180px;
        }
        .match-item .match-league {
            font-size: 0.82rem;
            color: var(--text-muted);
            white-space: nowrap;
            background: var(--surface-light);
            padding: 5px 12px;
            border-radius: 6px;
        }
        .match-item .match-odds {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--brand-dark);
            white-space: nowrap;
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--surface-card);
            border-radius: 12px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-faq);
            overflow: hidden;
            transition: all var(--transition-smooth);
        }
        .faq-item:hover {
            border-color: #d4d7df;
        }
        .faq-item .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 18px 22px;
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--brand-dark);
            text-align: left;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: color var(--transition-fast);
            letter-spacing: 0.005em;
        }
        .faq-item .faq-question:hover {
            color: var(--accent-gold);
        }
        .faq-item .faq-question:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: -2px;
            border-radius: 12px;
        }
        .faq-item .faq-icon {
            font-size: 1.2rem;
            color: var(--accent-gold);
            transition: transform var(--transition-bounce);
            flex-shrink: 0;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
            padding: 0 22px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 20px;
        }
        .faq-item .faq-answer p {
            margin: 0;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ========== CTA BANNER ========== */
        .cta-banner {
            background: linear-gradient(135deg, var(--brand-dark) 0%, #1a3555 50%, var(--brand-blue) 100%);
            border-radius: var(--radius-card);
            padding: 44px 36px;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: 0 8px 36px rgba(15, 31, 61, 0.18);
        }
        .cta-banner::after {
            content: '';
            position: absolute;
            top: -40px;
            right: -60px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(200, 150, 62, 0.08);
            pointer-events: none;
        }
        .cta-banner h3 {
            font-size: 1.7rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 10px;
            position: relative;
            z-index: 1;
        }
        .cta-banner p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.8);
            margin: 0 0 22px;
            position: relative;
            z-index: 1;
        }
        .cta-banner .btn-accent {
            position: relative;
            z-index: 1;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0d1929;
            color: rgba(255, 255, 255, 0.78);
            padding: 48px 0 0;
            margin-top: 20px;
        }
        .footer-container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 28px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
        }
        .footer-col .footer-logo {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin: 0 0 12px;
            letter-spacing: 0.02em;
        }
        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.88rem;
            padding: 4px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--accent-light);
        }
        .footer-col p {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
            margin: 0;
            line-height: 1.6;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 36px;
            padding: 18px 28px;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.5);
            max-width: 1240px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .league-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .analysis-block {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .analysis-block .analysis-text {
                padding: 24px 28px 28px;
            }
            .analysis-block .analysis-img {
                min-height: 240px;
                max-height: 300px;
            }
            .footer-container {
                grid-template-columns: repeat(2, 1fr);
                gap: 28px;
            }
            .hero-banner h1 {
                font-size: 2.1rem;
            }
            .section-header h2 {
                font-size: 1.6rem;
            }
            .header-container {
                padding: 0 20px;
            }
            .nav-links a {
                padding: 7px 11px;
                font-size: 0.85rem;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                position: fixed;
                top: 62px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                gap: 0;
                padding: 8px 0;
                box-shadow: 0 8px 28px rgba(0, 0, 0, 0.12);
                border-bottom: 1px solid var(--border-soft);
                transform: translateY(-120%);
                opacity: 0;
                transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.25s ease;
                z-index: 99;
                pointer-events: none;
            }
            .nav-links.show {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .nav-links a {
                padding: 12px 24px;
                border-radius: 0;
                font-size: 0.95rem;
                width: 100%;
                border-bottom: 1px solid var(--border-light);
            }
            .nav-links a.active::after {
                display: none;
            }
            .nav-toggle {
                display: block;
            }
            .league-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .hero-banner {
                min-height: 340px;
            }
            .hero-banner h1 {
                font-size: 1.7rem;
            }
            .hero-banner .hero-desc {
                font-size: 0.95rem;
            }
            .match-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .match-item .match-date {
                min-width: auto;
            }
            .cta-banner {
                padding: 32px 22px;
            }
            .cta-banner h3 {
                font-size: 1.35rem;
            }
            .section-container {
                padding: 40px 20px;
            }
            .footer-container {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .breadcrumb-bar {
                padding: 10px 20px 0;
                font-size: 0.8rem;
            }
        }

        @media (max-width: 520px) {
            .league-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 20px 14px;
            }
            .stat-card .stat-number {
                font-size: 1.6rem;
            }
            .hero-banner {
                min-height: 280px;
            }
            .hero-banner h1 {
                font-size: 1.4rem;
            }
            .hero-banner .hero-desc {
                font-size: 0.85rem;
            }
            .hero-banner .hero-cta-row {
                flex-direction: column;
                align-items: center;
                gap: 10px;
            }
            .btn-accent,
            .btn-outline-light {
                width: 100%;
                justify-content: center;
                padding: 11px 20px;
                font-size: 0.9rem;
            }
            .analysis-block .analysis-text {
                padding: 18px 16px;
            }
            .analysis-block .analysis-text h3 {
                font-size: 1.25rem;
            }
            .footer-container {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .match-item {
                padding: 14px 16px;
            }
            .section-header h2 {
                font-size: 1.35rem;
            }
            .section-container {
                padding: 32px 16px;
            }
            .header-container {
                padding: 0 14px;
                height: 54px;
            }
            .header-logo {
                font-size: 1.05rem;
            }
            .header-logo .logo-icon {
                font-size: 1.3rem;
            }
            .breadcrumb-bar {
                padding: 8px 16px 0;
                font-size: 0.75rem;
            }
            .league-card .card-img-wrap {
                height: 150px;
            }
        }

/* roulang page: category6 */
:root {
            --primary: #1a3c5e;
            --primary-dark: #0f2a45;
            --accent: #d4a843;
            --accent-light: #e8c972;
            --surface: #f8f9fb;
            --card-bg: #ffffff;
            --text-main: #1f2937;
            --text-muted: #6b7280;
            --text-light: #9ca3af;
            --border: #e5e7eb;
            --border-light: #f3f4f6;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-tag: 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 4px rgba(0, 0, 0, 0.06);
        }

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

        body {
            margin: 0;
            padding: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background-color: #fafbfc;
            color: #1f2937;
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header / Navigation */
        .site-header {
            background: #ffffff;
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow-nav);
            position: sticky;
            top: 0;
            z-index: 100;
            width: 100%;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-weight: 700;
            font-size: 1.3rem;
            color: var(--primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
        }

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

        .nav-links li a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            border-radius: 6px;
            font-size: 0.93rem;
            font-weight: 500;
            color: #4b5563;
            transition: all 0.2s ease;
            white-space: nowrap;
            position: relative;
        }

        .nav-links li a:hover {
            color: var(--primary);
            background: #f0f4f8;
        }

        .nav-links li a.active {
            color: var(--primary);
            background: #eef3f9;
            font-weight: 600;
        }

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

        .header-cta {
            flex-shrink: 0;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--primary);
            color: #fff;
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all 0.25s ease;
            box-shadow: var(--shadow-btn);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            box-shadow: var(--shadow-btn-hover);
            transform: translateY(-1px);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-accent {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--accent);
            color: #fff;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 0.95rem;
            transition: all 0.25s ease;
            box-shadow: 0 2px 10px rgba(212, 168, 67, 0.3);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .btn-accent:hover {
            background: #c89630;
            box-shadow: 0 4px 18px rgba(212, 168, 67, 0.45);
            transform: translateY(-2px);
        }

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

        /* Hero / Banner */
        .page-hero {
            background: linear-gradient(170deg, #f0f5fa 0%, #e8eef5 40%, #f8f9fb 100%);
            padding: 56px 0 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid var(--border-light);
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 280px;
            height: 280px;
            background: radial-gradient(circle, rgba(212, 168, 67, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -60px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(26, 60, 94, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .page-hero .hero-content {
            position: relative;
            z-index: 1;
        }

        .breadcrumb {
            display: flex;
            justify-content: center;
            gap: 6px;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--primary);
            font-weight: 500;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb span {
            color: var(--text-light);
        }

        /* Section */
        .section {
            padding: 56px 0;
        }

        .section-title {
            text-align: center;
            font-size: 1.85rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
            letter-spacing: 0.01em;
        }

        .section-subtitle {
            text-align: center;
            font-size: 1rem;
            color: var(--text-muted);
            margin-bottom: 36px;
            max-width: 640px;
            margin-left: auto;
            margin-right: auto;
        }

        /* Expert Card */
        .expert-card {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 28px 24px;
            transition: all 0.3s ease;
            border: 1px solid var(--border-light);
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .expert-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: #d1d5db;
        }

        .expert-avatar {
            width: 90px;
            height: 90px;
            border-radius: 50%;
            object-fit: cover;
            border: 3px solid #eef3f9;
            margin-bottom: 16px;
            background: #f0f4f8;
        }

        .expert-badge {
            display: inline-block;
            background: #fef3cd;
            color: #92600a;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-tag);
            margin-bottom: 8px;
            letter-spacing: 0.02em;
        }

        .expert-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: #1f2937;
            margin: 0 0 4px;
        }

        .expert-card .expert-title {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 10px;
        }

        .expert-card .expert-stats {
            display: flex;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 12px;
        }
        .expert-stats span strong {
            color: var(--primary);
        }

        .expert-card .expert-desc {
            font-size: 0.88rem;
            color: #4b5563;
            line-height: 1.6;
            margin-bottom: 14px;
            flex-grow: 1;
        }

        /* Recommendation Card */
        .rec-card {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all 0.3s ease;
            border: 1px solid var(--border-light);
            display: flex;
            flex-direction: column;
        }

        .rec-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: #d1d5db;
        }

        .rec-card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            background: #eef3f9;
        }

        .rec-card-body {
            padding: 20px 20px 16px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }

        .rec-card-tag {
            display: inline-block;
            background: #e8f4e8;
            color: #2d6a2d;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: var(--radius-tag);
            margin-bottom: 8px;
            align-self: flex-start;
            letter-spacing: 0.02em;
        }

        .rec-card-tag.hot {
            background: #fde8e8;
            color: #c0392b;
        }

        .rec-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: #1f2937;
            margin: 0 0 6px;
            line-height: 1.4;
        }

        .rec-card .rec-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 8px;
        }

        .rec-card .rec-desc {
            font-size: 0.88rem;
            color: #4b5563;
            line-height: 1.6;
            flex-grow: 1;
            margin-bottom: 12px;
        }

        .rec-card .rec-expert {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            color: var(--text-muted);
            border-top: 1px solid var(--border-light);
            padding-top: 12px;
            margin-top: auto;
        }
        .rec-expert img {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            object-fit: cover;
            background: #eef3f9;
        }

        /* Stats Grid */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-card {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid var(--border-light);
            transition: all 0.3s ease;
        }

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

        .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.02em;
            margin-bottom: 4px;
        }

        .stat-number .accent {
            color: var(--accent);
        }

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

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

        .process-step {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid var(--border-light);
            position: relative;
            transition: all 0.3s ease;
        }

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

        .process-step-num {
            width: 42px;
            height: 42px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            margin: 0 auto 14px;
            letter-spacing: 0.02em;
        }

        .process-step h4 {
            font-weight: 700;
            font-size: 1rem;
            color: #1f2937;
            margin: 0 0 6px;
        }

        .process-step p {
            font-size: 0.85rem;
            color: #4b5563;
            line-height: 1.6;
            margin: 0;
        }

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

        .faq-item {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all 0.25s ease;
        }

        .faq-item:hover {
            border-color: #d1d5db;
        }

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 18px 22px;
            text-align: left;
            font-weight: 600;
            font-size: 0.98rem;
            color: #1f2937;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            transition: color 0.2s ease;
            line-height: 1.5;
        }

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

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            background: #f0f4f8;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            transition: all 0.3s ease;
            color: var(--primary);
            font-weight: 700;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 22px;
            font-size: 0.9rem;
            color: #4b5563;
            line-height: 1.7;
            background: #fafbfc;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(160deg, var(--primary) 0%, var(--primary-dark) 100%);
            border-radius: 16px;
            padding: 48px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 180px;
            height: 180px;
            background: radial-gradient(circle, rgba(212, 168, 67, 0.25) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section h3 {
            font-size: 1.6rem;
            font-weight: 700;
            margin: 0 0 8px;
            position: relative;
            z-index: 1;
            letter-spacing: 0.02em;
        }

        .cta-section p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-section .btn-accent {
            position: relative;
            z-index: 1;
            font-size: 1rem;
            padding: 14px 32px;
        }

        /* Footer */
        .site-footer {
            background: #1a1f2b;
            color: #c9cdd4;
            padding: 48px 0 0;
            margin-top: 24px;
        }

        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 32px;
        }

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

        .footer-col h4 {
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .footer-col a {
            display: block;
            color: #9ca3af;
            font-size: 0.88rem;
            margin-bottom: 8px;
            transition: color 0.2s ease;
        }
        .footer-col a:hover {
            color: #fff;
        }
        .footer-col p {
            font-size: 0.85rem;
            color: #9ca3af;
            line-height: 1.6;
            margin: 0;
        }

        .footer-bottom {
            border-top: 1px solid #2a3040;
            text-align: center;
            padding: 18px 24px;
            font-size: 0.82rem;
            color: #6b7280;
            margin-top: 36px;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .nav-links li a {
                padding: 7px 10px;
                font-size: 0.85rem;
            }
            .header-inner {
                gap: 8px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-container {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .section {
                padding: 40px 0;
            }
            .page-hero {
                padding: 40px 0 36px;
            }
            .section-title {
                font-size: 1.6rem;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 56px;
                padding: 0 16px;
            }
            .mobile-toggle {
                display: block;
            }
            .nav-links {
                position: fixed;
                top: 56px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 12px 16px;
                gap: 2px;
                box-shadow: 0 6px 20px rgba(0, 0, 0, 0.10);
                display: none;
                z-index: 99;
                border-bottom: 2px solid var(--border);
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links li a {
                width: 100%;
                padding: 12px 14px;
                font-size: 0.95rem;
            }
            .header-cta {
                display: none;
            }
            .header-cta-mobile {
                display: block;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .stat-number {
                font-size: 1.7rem;
            }
            .process-steps {
                grid-template-columns: 1fr;
            }
            .footer-container {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .expert-card {
                padding: 20px 16px;
            }
            .section {
                padding: 32px 0;
            }
            .page-hero {
                padding: 32px 0 28px;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .cta-section {
                padding: 32px 20px;
                border-radius: 10px;
            }
            .cta-section h3 {
                font-size: 1.3rem;
            }
            .rec-card-img {
                height: 160px;
            }
            .container {
                padding: 0 16px;
            }
        }

        @media (max-width: 520px) {
            .breadcrumb {
                font-size: 0.78rem;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 20px 12px;
            }
            .stat-number {
                font-size: 1.4rem;
            }
            .stat-label {
                font-size: 0.78rem;
            }
            .expert-avatar {
                width: 70px;
                height: 70px;
            }
            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
            .faq-answer {
                font-size: 0.83rem;
                padding: 0 16px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 14px;
            }
            .btn-accent {
                padding: 10px 20px;
                font-size: 0.88rem;
            }
            .logo-area {
                font-size: 1.1rem;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
            }
        }

        @media (min-width: 769px) {
            .header-cta-mobile {
                display: none;
            }
        }