/* roulang page: index */
:root {
            --brand-blue: #2E6DA4;
            --brand-blue-dark: #245A8A;
            --brand-blue-light: #EDF3F9;
            --brand-blue-pale: #F7F9FC;
            --brand-gold: #C8A96A;
            --brand-gold-light: #E8D9BC;
            --text-primary: #1A2B3C;
            --text-secondary: #4A5A6A;
            --text-muted: #7A8A9A;
            --border-light: #E4EAF1;
            --border-blue: #D4E0EE;
            --card-shadow: 0 2px 8px rgba(30, 60, 100, 0.06), 0 4px 16px rgba(30, 60, 100, 0.08);
            --card-shadow-hover: 0 8px 24px rgba(30, 60, 100, 0.14), 0 6px 20px rgba(30, 60, 100, 0.10);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --space-xs: 8px;
            --space-sm: 16px;
            --space-md: 24px;
            --space-lg: 40px;
            --space-xl: 64px;
            --space-xxl: 80px;
            --transition-base: all 0.25s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans CN", sans-serif;
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-primary);
            background-color: var(--brand-blue-pale);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a:hover {
            color: var(--brand-blue-dark);
        }

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

        button:focus,
        a:focus {
            outline: 2px solid var(--brand-blue);
            outline-offset: 2px;
        }

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

        /* ========== Header / Navigation ========== */
        .site-header {
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: 0 1px 6px rgba(30, 60, 100, 0.04);
        }

        .site-header .navbar-custom {
            padding: 12px 0;
        }

        .brand-logo {
            display: flex;
            flex-direction: column;
            line-height: 1.3;
        }

        .brand-logo .logo-main {
            font-size: 20px;
            font-weight: 700;
            color: var(--brand-blue);
            letter-spacing: 0.5px;
        }

        .brand-logo .logo-sub {
            font-size: 12px;
            color: var(--brand-gold);
            font-weight: 500;
            letter-spacing: 1.5px;
        }

        .navbar-custom .nav-link {
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            padding: 8px 14px !important;
            border-radius: var(--radius-sm);
            transition: var(--transition-base);
            position: relative;
        }

        .navbar-custom .nav-link:hover {
            color: var(--brand-blue);
            background: var(--brand-blue-light);
        }

        .navbar-custom .nav-link.active {
            color: var(--brand-blue);
            background: var(--brand-blue-light);
            font-weight: 600;
        }

        .navbar-custom .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--brand-blue);
            border-radius: 2px;
        }

        .nav-cta-btn {
            background: var(--brand-blue);
            color: #FFFFFF !important;
            border-radius: var(--radius-sm);
            padding: 8px 18px !important;
            font-weight: 600;
            font-size: 13px;
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .nav-cta-btn:hover {
            background: var(--brand-blue-dark) !important;
            color: #FFFFFF !important;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(46, 109, 164, 0.3);
        }

        .dropdown-menu-custom {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            box-shadow: var(--card-shadow-hover);
            padding: 8px;
            background: #FFFFFF;
        }

        .dropdown-menu-custom .dropdown-item {
            font-size: 13px;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            color: var(--text-secondary);
            transition: var(--transition-base);
        }

        .dropdown-menu-custom .dropdown-item:hover {
            background: var(--brand-blue-light);
            color: var(--brand-blue);
        }

        .navbar-toggler {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 6px 10px;
        }

        .navbar-toggler:focus {
            box-shadow: none;
        }

        /* ========== Hero Section ========== */
        .hero-section {
            background: linear-gradient(135deg, #FFFFFF 0%, var(--brand-blue-light) 55%, #E4EEF7 100%);
            padding: var(--space-xl) 0 var(--space-lg);
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -20%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(200, 169, 106, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 2;
        }

        .hero-badge {
            display: inline-block;
            background: var(--brand-gold-light);
            color: #7A5C2E;
            font-size: 12px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 20px;
            letter-spacing: 1px;
            margin-bottom: var(--space-sm);
        }

        .hero-title {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text-primary);
            margin-bottom: var(--space-sm);
        }

        .hero-title .highlight {
            color: var(--brand-blue);
            border-bottom: 3px solid var(--brand-gold);
        }

        .hero-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: var(--space-md);
            max-width: 560px;
        }

        .hero-stats {
            display: flex;
            gap: var(--space-lg);
            flex-wrap: wrap;
            margin-top: var(--space-sm);
        }

        .hero-stat {
            display: flex;
            flex-direction: column;
        }

        .hero-stat .stat-number {
            font-size: 28px;
            font-weight: 700;
            color: var(--brand-blue);
            line-height: 1.2;
        }

        .hero-stat .stat-label {
            font-size: 13px;
            color: var(--text-muted);
        }

        .hero-image-wrapper {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--card-shadow-hover);
            position: relative;
        }

        .hero-image-wrapper img {
            width: 100%;
            height: 360px;
            object-fit: cover;
        }

        .hero-image-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 20px;
            background: linear-gradient(to top, rgba(0,0,0,0.6) 0%, transparent 100%);
            color: #FFFFFF;
        }

        .hero-image-overlay .overlay-text {
            font-size: 14px;
            font-weight: 500;
        }

        .hero-btns {
            display: flex;
            gap: var(--space-sm);
            flex-wrap: wrap;
        }

        /* ========== Buttons ========== */
        .btn-brand {
            background: var(--brand-blue);
            color: #FFFFFF;
            border: none;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            transition: var(--transition-base);
            letter-spacing: 0.5px;
        }

        .btn-brand:hover {
            background: var(--brand-blue-dark);
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(46, 109, 164, 0.35);
        }

        .btn-outline-brand {
            background: transparent;
            color: var(--brand-blue);
            border: 2px solid var(--brand-blue);
            padding: 10px 26px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            transition: var(--transition-base);
        }

        .btn-outline-brand:hover {
            background: var(--brand-blue-light);
            color: var(--brand-blue-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(46, 109, 164, 0.2);
        }

        .btn-gold {
            background: var(--brand-gold);
            color: #FFFFFF;
            border: none;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            transition: var(--transition-base);
        }

        .btn-gold:hover {
            background: #B89350;
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(200, 169, 106, 0.4);
        }

        /* ========== Section Base ========== */
        .section-block {
            padding: var(--space-xl) 0;
        }

        .section-block.bg-white {
            background: #FFFFFF;
        }

        .section-block.bg-pale {
            background: var(--brand-blue-pale);
        }

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

        .section-header {
            margin-bottom: var(--space-lg);
        }

        .section-label {
            display: inline-block;
            background: var(--brand-blue-light);
            color: var(--brand-blue);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 16px;
            letter-spacing: 1px;
            margin-bottom: var(--space-xs);
            text-transform: none;
        }

        .section-label.gold {
            background: var(--brand-gold-light);
            color: #7A5C2E;
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.4;
            margin-bottom: var(--space-xs);
        }

        .section-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 720px;
        }

        /* ========== Cards ========== */
        .card-custom {
            background: #FFFFFF;
            border-radius: var(--radius-md);
            box-shadow: var(--card-shadow);
            border: 1px solid var(--border-light);
            padding: var(--space-md);
            transition: var(--transition-base);
            height: 100%;
        }

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

        .card-custom .card-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: var(--space-xs);
        }

        .card-custom .card-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        /* ========== Pain Points ========== */
        .pain-point-item {
            display: flex;
            gap: var(--space-sm);
            padding: var(--space-sm) 0;
            border-bottom: 1px solid var(--border-light);
        }

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

        .pain-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--brand-blue-light);
            color: var(--brand-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 14px;
        }

        .pain-point-item h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 2px;
        }

        .pain-point-item p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
        }

        /* ========== Steps ========== */
        .step-item {
            display: flex;
            gap: var(--space-sm);
            padding: var(--space-sm);
            background: #FFFFFF;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            transition: var(--transition-base);
            height: 100%;
        }

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

        .step-number {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--brand-blue);
            color: #FFFFFF;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .step-item h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 2px;
        }

        .step-item p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
        }

        /* ========== Data Cards ========== */
        .data-card {
            background: #FFFFFF;
            border-radius: var(--radius-md);
            box-shadow: var(--card-shadow);
            border: 1px solid var(--border-light);
            padding: var(--space-md);
            text-align: center;
            transition: var(--transition-base);
            height: 100%;
        }

        .data-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
            border-color: var(--brand-blue);
        }

        .data-card .data-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--brand-blue);
            line-height: 1.2;
        }

        .data-card .data-number.gold {
            color: var(--brand-gold);
        }

        .data-card .data-label {
            font-size: 14px;
            color: var(--text-secondary);
            margin-top: var(--space-xs);
        }

        /* ========== Testimonials ========== */
        .testimonial-card {
            background: #FFFFFF;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            box-shadow: var(--card-shadow);
            padding: var(--space-md);
            transition: var(--transition-base);
            height: 100%;
        }

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

        .testimonial-quote {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: var(--space-sm);
            font-style: italic;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: var(--space-xs);
        }

        .testimonial-author .avatar-circle {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--brand-blue-light);
            color: var(--brand-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 600;
        }

        .testimonial-author .author-name {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-primary);
        }

        .testimonial-author .author-meta {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* ========== Area Tags ========== */
        .area-tag {
            display: inline-block;
            background: #FFFFFF;
            border: 1px solid var(--border-blue);
            color: var(--text-secondary);
            padding: 10px 18px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 500;
            transition: var(--transition-base);
            margin: 4px;
            cursor: pointer;
        }

        .area-tag:hover {
            background: var(--brand-blue);
            color: #FFFFFF;
            border-color: var(--brand-blue);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(46, 109, 164, 0.25);
        }

        /* ========== Article List ========== */
        .article-card {
            background: #FFFFFF;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--card-shadow);
            border: 1px solid var(--border-light);
            transition: var(--transition-base);
            height: 100%;
        }

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

        .article-card .article-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }

        .article-card .article-body {
            padding: var(--space-sm) var(--space-md) var(--space-md);
        }

        .article-card .article-tag {
            font-size: 11px;
            color: var(--brand-blue);
            font-weight: 600;
            margin-bottom: var(--space-xs);
            display: block;
        }

        .article-card .article-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.5;
            margin-bottom: var(--space-xs);
        }

        .article-card .article-meta {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* ========== Chart Bars ========== */
        .chart-bar-row {
            display: flex;
            align-items: center;
            gap: var(--space-sm);
            margin-bottom: var(--space-sm);
        }

        .chart-bar-row .bar-label {
            font-size: 13px;
            color: var(--text-secondary);
            width: 80px;
            flex-shrink: 0;
            font-weight: 500;
        }

        .chart-bar-row .bar-track {
            flex: 1;
            height: 24px;
            background: var(--brand-blue-light);
            border-radius: 12px;
            overflow: hidden;
            position: relative;
        }

        .chart-bar-row .bar-fill {
            height: 100%;
            background: linear-gradient(to right, var(--brand-blue), var(--brand-gold));
            border-radius: 12px;
            transition: width 1s ease;
        }

        .chart-bar-row .bar-value {
            font-size: 13px;
            font-weight: 600;
            color: var(--brand-blue);
            width: 40px;
            text-align: right;
        }

        /* ========== CTA Section ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--brand-blue) 0%, var(--brand-blue-dark) 100%);
            border-radius: var(--radius-lg);
            padding: var(--space-lg) var(--space-lg);
            color: #FFFFFF;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(200, 169, 106, 0.3) 0%, transparent 70%);
            border-radius: 50%;
        }

        .cta-section .cta-title {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: var(--space-xs);
            position: relative;
        }

        .cta-section .cta-desc {
            font-size: 15px;
            color: rgba(255,255,255,0.85);
            margin-bottom: var(--space-md);
            position: relative;
            max-width: 540px;
        }

        .cta-section .btn-gold {
            position: relative;
        }

        /* ========== Environment Grid ========== */
        .env-grid-item {
            border-radius: var(--radius-md);
            overflow: hidden;
            position: relative;
            box-shadow: var(--card-shadow);
            transition: var(--transition-base);
        }

        .env-grid-item:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-3px);
        }

        .env-grid-item img {
            width: 100%;
            height: 220px;
            object-fit: cover;
        }

        .env-grid-item .env-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 16px;
            background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 100%);
            color: #FFFFFF;
        }

        .env-grid-item .env-overlay h5 {
            font-size: 14px;
            font-weight: 600;
            margin: 0;
        }

        .env-grid-item .env-overlay span {
            font-size: 12px;
            color: rgba(255,255,255,0.8);
        }

        /* ========== Recommend Cards ========== */
        .recommend-card {
            background: #FFFFFF;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--card-shadow);
            border: 1px solid var(--border-light);
            transition: var(--transition-base);
            height: 100%;
            position: relative;
        }

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

        .recommend-card .badge-2026 {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--brand-gold);
            color: #FFFFFF;
            font-size: 11px;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 14px;
            letter-spacing: 0.5px;
            z-index: 3;
        }

        .recommend-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }

        .recommend-card .recommend-body {
            padding: var(--space-sm) var(--space-md) var(--space-md);
        }

        .recommend-card .recommend-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .recommend-card .recommend-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ========== Notice List ========== */
        .notice-item {
            display: flex;
            gap: var(--space-sm);
            padding: var(--space-sm);
            background: #FFFFFF;
            border-radius: var(--radius-sm);
            border-left: 3px solid var(--brand-gold);
            margin-bottom: var(--space-xs);
            transition: var(--transition-base);
        }

        .notice-item:hover {
            border-left-color: var(--brand-blue);
            box-shadow: var(--card-shadow);
        }

        .notice-item h5 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 2px;
        }

        .notice-item p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
        }

        /* ========== FAQ ========== */
        .accordion-custom .accordion-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm) !important;
            margin-bottom: var(--space-xs);
            overflow: hidden;
            background: #FFFFFF;
            box-shadow: 0 1px 4px rgba(30, 60, 100, 0.04);
        }

        .accordion-custom .accordion-button {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            background: #FFFFFF;
            padding: 16px 20px;
        }

        .accordion-custom .accordion-button:not(.collapsed) {
            background: var(--brand-blue-light);
            color: var(--brand-blue);
            box-shadow: none;
        }

        .accordion-custom .accordion-button:focus {
            box-shadow: none;
            border-color: var(--brand-blue);
        }

        .accordion-custom .accordion-body {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        /* ========== Timeline Article ========== */
        .timeline-article {
            display: flex;
            gap: var(--space-md);
            margin-bottom: var(--space-md);
            position: relative;
        }

        .timeline-article:last-child {
            margin-bottom: 0;
        }

        .timeline-article::before {
            content: '';
            position: absolute;
            left: 5px;
            top: 16px;
            bottom: -16px;
            width: 2px;
            background: var(--border-blue);
        }

        .timeline-article:last-child::before {
            display: none;
        }

        .timeline-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--brand-blue);
            flex-shrink: 0;
            margin-top: 6px;
            position: relative;
            z-index: 2;
        }

        .timeline-article .timeline-content {
            flex: 1;
            background: #FFFFFF;
            border-radius: var(--radius-md);
            padding: var(--space-sm) var(--space-md);
            border: 1px solid var(--border-light);
            box-shadow: var(--card-shadow);
            transition: var(--transition-base);
        }

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

        .timeline-article .timeline-content h5 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .timeline-article .timeline-content p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
        }

        .timeline-article .timeline-content .timeline-meta {
            font-size: 12px;
            color: var(--text-muted);
            display: block;
            margin-top: var(--space-xs);
        }

        /* ========== Quick Links ========== */
        .quick-link-card {
            background: #FFFFFF;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            box-shadow: var(--card-shadow);
            padding: var(--space-md);
            text-align: center;
            transition: var(--transition-base);
            height: 100%;
            display: block;
            color: var(--text-primary);
        }

        .quick-link-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-3px);
            border-color: var(--brand-blue);
            color: var(--brand-blue);
        }

        .quick-link-card .ql-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--brand-blue-light);
            color: var(--brand-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto var(--space-xs);
            font-size: 18px;
        }

        .quick-link-card .ql-title {
            font-size: 15px;
            font-weight: 600;
        }

        .quick-link-card .ql-desc {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* ========== Footer ========== */
        .site-footer {
            background: #1A2B3C;
            color: #B8C5D4;
            padding: var(--space-xl) 0 var(--space-md);
        }

        .site-footer .footer-brand {
            font-size: 18px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: var(--space-xs);
        }

        .site-footer .footer-brand-sub {
            font-size: 12px;
            color: var(--brand-gold-light);
        }

        .site-footer h5 {
            color: #FFFFFF;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: var(--space-sm);
        }

        .site-footer .footer-link {
            display: block;
            color: #B8C5D4;
            font-size: 13px;
            padding: 4px 0;
            transition: var(--transition-base);
        }

        .site-footer .footer-link:hover {
            color: var(--brand-gold);
            padding-left: 4px;
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: var(--space-md);
            margin-top: var(--space-lg);
            font-size: 12px;
            text-align: center;
            color: #7A8A9A;
        }

        /* ========== Responsive ========== */
        @media (max-width: 1024px) {
            .hero-title {
                font-size: 30px;
            }
            .section-title {
                font-size: 24px;
            }
            .section-block {
                padding: var(--space-lg) 0;
            }
        }

        @media (max-width: 768px) {
            .hero-section {
                padding: var(--space-md) 0;
            }
            .hero-title {
                font-size: 24px;
            }
            .hero-subtitle {
                font-size: 14px;
            }
            .hero-image-wrapper img {
                height: 240px;
            }
            .hero-stats {
                gap: var(--space-sm);
            }
            .hero-stat .stat-number {
                font-size: 22px;
            }
            .section-block {
                padding: var(--space-md) 0;
            }
            .section-title {
                font-size: 20px;
            }
            .section-desc {
                font-size: 14px;
            }
            .container-custom {
                padding: 0 16px;
            }
            .article-card .article-img {
                height: 160px;
            }
            .env-grid-item img {
                height: 180px;
            }
            .recommend-card img {
                height: 150px;
            }
            .cta-section {
                padding: var(--space-md);
            }
            .cta-section .cta-title {
                font-size: 20px;
            }
            .data-card .data-number {
                font-size: 26px;
            }
            .chart-bar-row .bar-label {
                width: 60px;
                font-size: 12px;
            }
            .timeline-article {
                flex-direction: column;
                gap: var(--space-xs);
            }
            .timeline-article::before {
                display: none;
            }
            .timeline-dot {
                display: none;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 20px;
            }
            .hero-image-wrapper img {
                height: 200px;
            }
            .btn-brand,
            .btn-outline-brand,
            .btn-gold {
                padding: 10px 20px;
                font-size: 13px;
                width: 100%;
                text-align: center;
            }
            .hero-btns {
                flex-direction: column;
                gap: var(--space-xs);
            }
            .section-title {
                font-size: 18px;
            }
            .card-custom {
                padding: var(--space-sm);
            }
            .step-item {
                flex-direction: column;
                gap: var(--space-xs);
            }
            .step-number {
                width: 32px;
                height: 32px;
                font-size: 13px;
            }
            .article-card .article-img {
                height: 140px;
            }
            .env-grid-item img {
                height: 150px;
            }
            .navbar-custom .nav-link {
                font-size: 12px;
                padding: 6px 10px !important;
            }
            .brand-logo .logo-main {
                font-size: 16px;
            }
        }

/* roulang page: category2 */
:root {
        --brand-blue: #2E6DA4;
        --brand-blue-dark: #245A8A;
        --brand-blue-light: #EDF3F9;
        --brand-blue-pale: #F7F9FC;
        --brand-gold: #C8A96A;
        --brand-gold-light: #E8D9BC;
        --text-primary: #1A2B3C;
        --text-secondary: #4A5A6A;
        --text-muted: #7A8A9A;
        --border-light: #E4EAF1;
        --border-blue: #D4E0EE;
        --card-shadow: 0 2px 8px rgba(30, 60, 100, 0.06), 0 4px 16px rgba(30, 60, 100, 0.08);
        --card-shadow-hover: 0 8px 24px rgba(30, 60, 100, 0.14), 0 6px 20px rgba(30, 60, 100, 0.10);
        --radius-sm: 8px;
        --radius-md: 12px;
        --radius-lg: 16px;
        --radius-xl: 20px;
        --space-xs: 8px;
        --space-sm: 16px;
        --space-md: 24px;
        --space-lg: 40px;
        --space-xl: 64px;
        --space-xxl: 80px;
        --transition-base: all 0.25s ease;
    }

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans CN", sans-serif;
        font-size: 16px;
        line-height: 1.8;
        color: var(--text-primary);
        background-color: var(--brand-blue-pale);
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }

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

    a:hover {
        color: var(--brand-blue-dark);
    }

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

    button:focus,
    a:focus {
        outline: 2px solid var(--brand-blue);
        outline-offset: 2px;
    }

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

    /* ========== Header / Navigation ========== */
    .site-header {
        background: #FFFFFF;
        border-bottom: 1px solid var(--border-light);
        position: sticky;
        top: 0;
        z-index: 1050;
        box-shadow: 0 1px 6px rgba(30, 60, 100, 0.04);
    }

    .site-header .navbar-custom {
        padding: 12px 0;
    }

    .brand-logo {
        display: flex;
        flex-direction: column;
        line-height: 1.3;
    }

    .brand-logo .logo-main {
        font-size: 20px;
        font-weight: 700;
        color: var(--brand-blue);
        letter-spacing: 0.5px;
        white-space: nowrap;
    }

    .brand-logo .logo-sub {
        font-size: 12px;
        color: var(--brand-gold);
        font-weight: 500;
        letter-spacing: 1.5px;
        white-space: nowrap;
    }

    .navbar-custom .nav-link {
        color: var(--text-secondary);
        font-size: 14px;
        font-weight: 500;
        padding: 8px 14px !important;
        border-radius: var(--radius-sm);
        transition: var(--transition-base);
        position: relative;
        white-space: nowrap;
    }

    .navbar-custom .nav-link:hover {
        color: var(--brand-blue);
        background: var(--brand-blue-light);
    }

    .navbar-custom .nav-link.active {
        color: var(--brand-blue);
        background: var(--brand-blue-light);
        font-weight: 600;
    }

    .navbar-custom .nav-link.active::after {
        content: '';
        position: absolute;
        bottom: 4px;
        left: 14px;
        right: 14px;
        height: 2px;
        background: var(--brand-blue);
        border-radius: 2px;
    }

    .nav-cta-btn {
        background: var(--brand-blue);
        color: #FFFFFF !important;
        border-radius: var(--radius-sm);
        padding: 8px 18px !important;
        font-weight: 600;
        font-size: 13px;
        transition: var(--transition-base);
        white-space: nowrap;
    }

    .nav-cta-btn:hover {
        background: var(--brand-blue-dark) !important;
        color: #FFFFFF !important;
        transform: translateY(-1px);
        box-shadow: 0 4px 12px rgba(46, 109, 164, 0.3);
    }

    .navbar-toggler {
        border: 1px solid var(--border-light);
        border-radius: var(--radius-sm);
        padding: 6px 10px;
    }

    .navbar-toggler:focus {
        box-shadow: none;
    }

    .navbar-toggler i {
        color: var(--brand-blue);
        font-size: 18px;
    }

    /* ========== Breadcrumb ========== */
    .breadcrumb-wrapper {
        padding: 20px 0 8px;
        background: transparent;
    }

    .breadcrumb-custom {
        margin: 0;
        padding: 0;
        list-style: none;
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 6px;
        font-size: 13px;
        color: var(--text-muted);
    }

    .breadcrumb-custom li {
        display: flex;
        align-items: center;
        gap: 6px;
    }

    .breadcrumb-custom li + li::before {
        content: '›';
        color: var(--text-muted);
        font-size: 15px;
        line-height: 1;
    }

    .breadcrumb-custom a {
        color: var(--text-secondary);
        font-weight: 500;
        transition: var(--transition-base);
    }

    .breadcrumb-custom a:hover {
        color: var(--brand-blue);
    }

    .breadcrumb-custom .current {
        color: var(--brand-blue);
        font-weight: 600;
    }

    /* ========== Category Header ========== */
    .category-header {
        padding: 28px 0 36px;
        background: linear-gradient(135deg, #FFFFFF 0%, var(--brand-blue-light) 70%, #E4EEF7 100%);
        border-bottom: 1px solid var(--border-light);
        margin-bottom: var(--space-lg);
        position: relative;
        overflow: hidden;
    }

    .category-header::after {
        content: '';
        position: absolute;
        top: -30%;
        right: -10%;
        width: 380px;
        height: 380px;
        background: radial-gradient(circle, rgba(200, 169, 106, 0.07) 0%, transparent 70%);
        border-radius: 50%;
        pointer-events: none;
    }

    .category-header-content {
        position: relative;
        z-index: 2;
    }

    .category-header h1 {
        font-size: 30px;
        font-weight: 700;
        color: var(--text-primary);
        margin: 0 0 10px;
        line-height: 1.4;
        letter-spacing: 0.3px;
    }

    .category-header .cat-desc {
        font-size: 15px;
        color: var(--text-secondary);
        max-width: 760px;
        line-height: 1.8;
        margin: 0;
    }

    .category-header .cat-badge {
        display: inline-block;
        background: var(--brand-gold-light);
        color: #7A5C2E;
        font-size: 12px;
        font-weight: 600;
        padding: 4px 12px;
        border-radius: 20px;
        margin-bottom: 12px;
        letter-spacing: 0.5px;
    }

    /* ========== Section Base ========== */
    .section-block {
        padding: 0 0 var(--space-xl);
    }

    .section-block.alt-bg {
        background: #FFFFFF;
        padding: var(--space-xl) 0;
        border-top: 1px solid var(--border-light);
        border-bottom: 1px solid var(--border-light);
    }

    .section-heading {
        margin-bottom: var(--space-md);
    }

    .section-heading h2 {
        font-size: 24px;
        font-weight: 700;
        color: var(--text-primary);
        margin-bottom: 8px;
        line-height: 1.4;
        letter-spacing: 0.3px;
    }

    .section-heading p {
        font-size: 15px;
        color: var(--text-secondary);
        max-width: 720px;
        margin: 0;
        line-height: 1.7;
    }

    .section-heading .section-tag {
        display: inline-block;
        background: var(--brand-blue-light);
        color: var(--brand-blue);
        font-size: 12px;
        font-weight: 600;
        padding: 3px 10px;
        border-radius: 4px;
        margin-bottom: 10px;
        letter-spacing: 0.5px;
    }

    /* ========== Product Cards (List Body) ========== */
    .product-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }

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

    .product-card:hover {
        box-shadow: var(--card-shadow-hover);
        transform: translateY(-2px);
        border-color: var(--border-blue);
    }

    .product-card-img {
        width: 100%;
        height: 220px;
        object-fit: cover;
        background: var(--brand-blue-light);
    }

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

    .product-card-title {
        font-size: 18px;
        font-weight: 700;
        color: var(--text-primary);
        margin: 0 0 6px;
        line-height: 1.4;
    }

    .product-card-desc {
        font-size: 14px;
        color: var(--text-secondary);
        line-height: 1.7;
        margin: 0 0 14px;
        flex: 1;
    }

    .product-card-tags {
        display: flex;
        flex-wrap: wrap;
        gap: 6px;
        margin-top: auto;
    }

    .product-card-tags .tag {
        font-size: 12px;
        font-weight: 500;
        padding: 3px 10px;
        border-radius: 4px;
        background: var(--brand-blue-light);
        color: var(--brand-blue);
        white-space: nowrap;
    }

    .product-card-tags .tag.gold-tag {
        background: var(--brand-gold-light);
        color: #7A5C2E;
    }

    .recommend-flag {
        display: inline-flex;
        align-items: center;
        gap: 4px;
        font-size: 11px;
        font-weight: 700;
        color: #7A5C2E;
        background: var(--brand-gold-light);
        padding: 3px 8px;
        border-radius: 4px;
        letter-spacing: 0.3px;
    }

    .recommend-flag i {
        font-size: 10px;
    }

    /* ========== Standard List ========== */
    .standard-list {
        list-style: none;
        padding: 0;
        margin: 0;
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .standard-list-item {
        background: #FFFFFF;
        border-radius: var(--radius-sm);
        border: 1px solid var(--border-light);
        padding: 18px 20px;
        display: flex;
        align-items: flex-start;
        gap: 14px;
        transition: var(--transition-base);
    }

    .standard-list-item:hover {
        border-color: var(--border-blue);
        box-shadow: var(--card-shadow);
    }

    .standard-list-item .icon-circle {
        width: 36px;
        height: 36px;
        border-radius: 50%;
        background: var(--brand-blue-light);
        color: var(--brand-blue);
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        font-size: 15px;
    }

    .standard-list-item .item-content h3 {
        font-size: 15px;
        font-weight: 600;
        color: var(--text-primary);
        margin: 0 0 4px;
        line-height: 1.4;
    }

    .standard-list-item .item-content p {
        font-size: 13px;
        color: var(--text-muted);
        margin: 0;
        line-height: 1.6;
    }

    /* ========== Review Cards ========== */
    .review-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }

    .review-card {
        background: #FFFFFF;
        border-radius: var(--radius-md);
        border: 1px solid var(--border-light);
        padding: 20px;
        box-shadow: var(--card-shadow);
        transition: var(--transition-base);
    }

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

    .review-card .review-quote {
        font-size: 14px;
        color: var(--text-secondary);
        line-height: 1.7;
        margin: 0 0 14px;
        position: relative;
        padding-left: 16px;
        border-left: 3px solid var(--brand-blue-light);
    }

    .review-card .review-author {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 13px;
        font-weight: 600;
        color: var(--text-primary);
    }

    .review-card .review-avatar {
        width: 36px;
        height: 36px;
        border-radius: 50%;
        background: var(--brand-blue);
        color: #FFFFFF;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 14px;
        font-weight: 700;
        flex-shrink: 0;
    }

    .review-card .review-region {
        font-size: 12px;
        color: var(--text-muted);
        font-weight: 400;
    }

    /* ========== Metric Cards ========== */
    .metric-row {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
    }

    .metric-card {
        background: #FFFFFF;
        border-radius: var(--radius-md);
        border: 1px solid var(--border-light);
        padding: 22px 18px;
        text-align: center;
        box-shadow: var(--card-shadow);
        transition: var(--transition-base);
    }

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

    .metric-card .metric-value {
        font-size: 32px;
        font-weight: 700;
        color: var(--brand-blue);
        line-height: 1.2;
        margin-bottom: 6px;
    }

    .metric-card .metric-value .unit {
        font-size: 16px;
        font-weight: 600;
        color: var(--text-secondary);
        margin-left: 2px;
    }

    .metric-card .metric-label {
        font-size: 13px;
        color: var(--text-muted);
        font-weight: 500;
        margin: 0;
    }

    /* ========== Article List ========== */
    .article-list {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 18px;
    }

    .article-item {
        display: flex;
        gap: 16px;
        background: #FFFFFF;
        border-radius: var(--radius-md);
        border: 1px solid var(--border-light);
        padding: 14px;
        box-shadow: var(--card-shadow);
        transition: var(--transition-base);
    }

    .article-item:hover {
        box-shadow: var(--card-shadow-hover);
        transform: translateY(-1px);
        border-color: var(--border-blue);
    }

    .article-item-img {
        width: 110px;
        height: 80px;
        border-radius: var(--radius-sm);
        object-fit: cover;
        flex-shrink: 0;
        background: var(--brand-blue-light);
    }

    .article-item-content {
        flex: 1;
        min-width: 0;
    }

    .article-item-content h3 {
        font-size: 14px;
        font-weight: 600;
        color: var(--text-primary);
        margin: 0 0 6px;
        line-height: 1.5;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .article-item-content .article-meta {
        font-size: 12px;
        color: var(--text-muted);
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .article-item-content .article-meta .meta-tag {
        background: var(--brand-blue-light);
        color: var(--brand-blue);
        padding: 2px 8px;
        border-radius: 3px;
        font-size: 11px;
        font-weight: 500;
    }

    /* ========== Rank List ========== */
    .rank-list {
        list-style: none;
        padding: 0;
        margin: 0;
        display: flex;
        flex-direction: column;
        gap: 14px;
    }

    .rank-item {
        display: flex;
        align-items: center;
        gap: 16px;
        background: #FFFFFF;
        border-radius: var(--radius-md);
        border: 1px solid var(--border-light);
        padding: 16px 20px;
        box-shadow: var(--card-shadow);
        transition: var(--transition-base);
    }

    .rank-item:hover {
        box-shadow: var(--card-shadow-hover);
        transform: translateY(-1px);
        border-color: var(--border-blue);
    }

    .rank-number {
        width: 40px;
        height: 40px;
        border-radius: 50%;
        background: var(--brand-blue);
        color: #FFFFFF;
        font-size: 18px;
        font-weight: 700;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
    }

    .rank-number.gold {
        background: var(--brand-gold);
        color: #FFFFFF;
    }

    .rank-item-info {
        flex: 1;
        min-width: 0;
    }

    .rank-item-info h3 {
        font-size: 15px;
        font-weight: 600;
        color: var(--text-primary);
        margin: 0 0 4px;
        line-height: 1.4;
    }

    .rank-item-info p {
        font-size: 13px;
        color: var(--text-muted);
        margin: 0;
        line-height: 1.5;
    }

    .rank-item-action {
        flex-shrink: 0;
    }

    .rank-item-action .btn-sm-link {
        font-size: 13px;
        font-weight: 600;
        color: var(--brand-blue);
        padding: 6px 14px;
        border: 1px solid var(--brand-blue);
        border-radius: var(--radius-sm);
        transition: var(--transition-base);
        white-space: nowrap;
    }

    .rank-item-action .btn-sm-link:hover {
        background: var(--brand-blue-light);
        color: var(--brand-blue-dark);
    }

    /* ========== CTA Section ========== */
    .cta-section {
        background: linear-gradient(135deg, #FFFFFF 0%, var(--brand-blue-light) 50%, #E4EEF7 100%);
        border-radius: var(--radius-lg);
        padding: 40px 36px;
        border: 1px solid var(--border-light);
        box-shadow: var(--card-shadow);
        position: relative;
        overflow: hidden;
    }

    .cta-section::before {
        content: '';
        position: absolute;
        top: -50%;
        right: -10%;
        width: 350px;
        height: 350px;
        background: radial-gradient(circle, rgba(200, 169, 106, 0.08) 0%, transparent 70%);
        border-radius: 50%;
        pointer-events: none;
    }

    .cta-section-content {
        position: relative;
        z-index: 2;
        text-align: center;
    }

    .cta-section-content h2 {
        font-size: 24px;
        font-weight: 700;
        color: var(--text-primary);
        margin: 0 0 8px;
        line-height: 1.4;
    }

    .cta-section-content p {
        font-size: 15px;
        color: var(--text-secondary);
        max-width: 560px;
        margin: 0 auto 20px;
        line-height: 1.7;
    }

    .btn-primary-custom {
        background: var(--brand-blue);
        color: #FFFFFF;
        border: none;
        border-radius: var(--radius-sm);
        padding: 12px 28px;
        font-size: 15px;
        font-weight: 600;
        transition: var(--transition-base);
        display: inline-flex;
        align-items: center;
        gap: 8px;
        letter-spacing: 0.3px;
    }

    .btn-primary-custom:hover {
        background: var(--brand-blue-dark);
        color: #FFFFFF;
        transform: translateY(-1px);
        box-shadow: 0 6px 18px rgba(46, 109, 164, 0.3);
    }

    .btn-outline-custom {
        background: #FFFFFF;
        color: var(--brand-blue);
        border: 1px solid var(--brand-blue);
        border-radius: var(--radius-sm);
        padding: 12px 24px;
        font-size: 15px;
        font-weight: 600;
        transition: var(--transition-base);
        display: inline-flex;
        align-items: center;
        gap: 8px;
    }

    .btn-outline-custom:hover {
        background: var(--brand-blue-light);
        color: var(--brand-blue-dark);
        border-color: var(--brand-blue-dark);
    }

    .cta-section .btn-group-custom {
        display: flex;
        gap: 12px;
        justify-content: center;
        flex-wrap: wrap;
    }

    /* ========== Footer ========== */
    .site-footer {
        background: #FFFFFF;
        border-top: 1px solid var(--border-light);
        padding: var(--space-xl) 0 24px;
        margin-top: var(--space-xl);
    }

    .site-footer .footer-brand {
        font-size: 20px;
        font-weight: 700;
        color: var(--brand-blue);
        letter-spacing: 0.5px;
    }

    .site-footer .footer-brand-sub {
        font-size: 13px;
        color: var(--brand-gold);
        font-weight: 500;
        letter-spacing: 1px;
    }

    .site-footer h5 {
        font-size: 14px;
        font-weight: 700;
        color: var(--text-primary);
        margin-bottom: 14px;
        letter-spacing: 0.3px;
    }

    .footer-link {
        display: block;
        font-size: 13px;
        color: var(--text-secondary);
        margin-bottom: 8px;
        transition: var(--transition-base);
        line-height: 1.6;
    }

    .footer-link:hover {
        color: var(--brand-blue);
        transform: translateX(2px);
    }

    .footer-bottom {
        border-top: 1px solid var(--border-light);
        margin-top: var(--space-lg);
        padding-top: 20px;
        text-align: center;
    }

    .footer-bottom p {
        font-size: 12px;
        color: var(--text-muted);
        line-height: 1.6;
    }

    /* ========== Responsive ========== */
    @media (max-width: 1024px) {
        .product-grid {
            grid-template-columns: repeat(2, 1fr);
            gap: 18px;
        }

        .review-grid {
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .metric-row {
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .standard-list {
            grid-template-columns: 1fr;
        }
    }

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

        .category-header h1 {
            font-size: 24px;
        }

        .section-heading h2 {
            font-size: 20px;
        }

        .product-grid {
            grid-template-columns: 1fr;
        }

        .review-grid {
            grid-template-columns: 1fr;
        }

        .metric-row {
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
        }

        .article-list {
            grid-template-columns: 1fr;
        }

        .rank-item {
            flex-wrap: wrap;
            gap: 12px;
            padding: 14px 16px;
        }

        .rank-item-action {
            width: 100%;
        }

        .rank-item-action .btn-sm-link {
            display: block;
            text-align: center;
        }

        .cta-section {
            padding: 32px 20px;
        }

        .cta-section-content h2 {
            font-size: 20px;
        }

        .section-block {
            padding-bottom: var(--space-lg);
        }

        .section-block.alt-bg {
            padding: var(--space-lg) 0;
        }

        .site-footer {
            padding: var(--space-lg) 0 20px;
        }

        .breadcrumb-wrapper {
            padding: 16px 0 4px;
        }

        .nav-cta-btn {
            display: inline-block;
            margin-top: 6px;
            text-align: center;
        }

        .navbar-custom .nav-link {
            padding: 10px 16px !important;
        }
    }

    @media (max-width: 520px) {
        .metric-row {
            grid-template-columns: 1fr;
            gap: 12px;
        }

        .article-item {
            flex-direction: column;
        }

        .article-item-img {
            width: 100%;
            height: 140px;
        }

        .category-header h1 {
            font-size: 20px;
        }

        .product-card-img {
            height: 180px;
        }

        .standard-list-item {
            padding: 14px 16px;
            gap: 10px;
        }
    }

/* roulang page: category1 */
:root {
            --brand-blue: #2E6DA4;
            --brand-blue-dark: #245A8A;
            --brand-blue-light: #EDF3F9;
            --brand-blue-pale: #F7F9FC;
            --brand-gold: #C8A96A;
            --brand-gold-light: #E8D9BC;
            --text-primary: #1A2B3C;
            --text-secondary: #4A5A6A;
            --text-muted: #7A8A9A;
            --border-light: #E4EAF1;
            --border-blue: #D4E0EE;
            --card-shadow: 0 2px 8px rgba(30, 60, 100, 0.06), 0 4px 16px rgba(30, 60, 100, 0.08);
            --card-shadow-hover: 0 8px 24px rgba(30, 60, 100, 0.14), 0 6px 20px rgba(30, 60, 100, 0.10);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --space-xs: 8px;
            --space-sm: 16px;
            --space-md: 24px;
            --space-lg: 40px;
            --space-xl: 64px;
            --space-xxl: 80px;
            --transition-base: all 0.25s ease;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans CN", sans-serif;
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-primary);
            background-color: var(--brand-blue-pale);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a:hover {
            color: var(--brand-blue-dark);
        }

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

        button:focus,
        a:focus {
            outline: 2px solid var(--brand-blue);
            outline-offset: 2px;
        }

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

        /* ========== Header / Navigation ========== */
        .site-header {
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: 0 1px 6px rgba(30, 60, 100, 0.04);
        }

        .site-header .navbar-custom {
            padding: 12px 0;
        }

        .brand-logo {
            display: flex;
            flex-direction: column;
            line-height: 1.3;
        }

        .brand-logo .logo-main {
            font-size: 20px;
            font-weight: 700;
            color: var(--brand-blue);
            letter-spacing: 0.5px;
        }

        .brand-logo .logo-sub {
            font-size: 12px;
            color: var(--brand-gold);
            font-weight: 500;
            letter-spacing: 1.5px;
        }

        .navbar-custom .nav-link {
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            padding: 8px 14px !important;
            border-radius: var(--radius-sm);
            transition: var(--transition-base);
            position: relative;
            white-space: nowrap;
        }

        .navbar-custom .nav-link:hover {
            color: var(--brand-blue);
            background: var(--brand-blue-light);
        }

        .navbar-custom .nav-link.active {
            color: var(--brand-blue);
            background: var(--brand-blue-light);
            font-weight: 600;
        }

        .navbar-custom .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--brand-blue);
            border-radius: 2px;
        }

        .nav-cta-btn {
            background: var(--brand-blue);
            color: #FFFFFF !important;
            border-radius: var(--radius-sm);
            padding: 8px 18px !important;
            font-weight: 600;
            font-size: 13px;
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .nav-cta-btn:hover {
            background: var(--brand-blue-dark) !important;
            color: #FFFFFF !important;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(46, 109, 164, 0.3);
        }

        .navbar-toggler {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 6px 10px;
            color: var(--brand-blue);
        }

        .navbar-toggler:focus {
            box-shadow: none;
        }

        /* ========== Breadcrumb ========== */
        .breadcrumb-wrapper {
            padding: 10px 0 0;
            font-size: 13px;
            color: var(--text-muted);
        }

        .breadcrumb {
            margin-bottom: 0;
        }

        .breadcrumb .breadcrumb-item a {
            color: var(--text-muted);
        }

        .breadcrumb .breadcrumb-item a:hover {
            color: var(--brand-blue);
        }

        .breadcrumb .breadcrumb-item.active {
            color: var(--brand-blue);
            font-weight: 600;
        }

        /* ========== Category Header ========== */
        .category-header {
            background: linear-gradient(135deg, #FFFFFF 0%, var(--brand-blue-light) 70%, #E4EEF7 100%);
            padding: var(--space-sm) 0 var(--space-md);
            border-bottom: 1px solid var(--border-light);
            position: relative;
            overflow: hidden;
        }

        .category-header::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(200, 169, 106, 0.07) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .category-header h1 {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            position: relative;
            z-index: 2;
            line-height: 1.4;
        }

        .category-header .category-intro {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 760px;
            position: relative;
            z-index: 2;
            line-height: 1.9;
        }

        .category-header .header-badge {
            display: inline-block;
            background: var(--brand-gold-light);
            color: #7A5C2E;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            margin-bottom: 10px;
            position: relative;
            z-index: 2;
        }

        /* ========== Section Base ========== */
        .section-zone {
            padding: var(--space-xl) 0;
        }

        .section-zone .section-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .section-zone .section-subtitle {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: var(--space-md);
            line-height: 1.8;
        }

        .section-accent-line {
            width: 56px;
            height: 3px;
            background: var(--brand-gold);
            border-radius: 2px;
            margin-bottom: 16px;
        }

        .bg-white-zone {
            background: #FFFFFF;
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }

        .bg-tint-zone {
            background: var(--brand-blue-light);
            border-top: 1px solid var(--border-blue);
            border-bottom: 1px solid var(--border-blue);
        }

        /* ========== Card Base ========== */
        .custom-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            box-shadow: var(--card-shadow);
            transition: var(--transition-base);
            overflow: hidden;
            height: 100%;
        }

        .custom-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
            border-color: var(--border-blue);
        }

        .custom-card .card-img-wrap {
            overflow: hidden;
            aspect-ratio: 16 / 9;
            background: var(--brand-blue-light);
        }

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

        .custom-card:hover .card-img-wrap img {
            transform: scale(1.03);
        }

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

        .custom-card .card-title-custom {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .custom-card .card-text-custom {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 12px;
        }

        .custom-card .card-number {
            font-size: 14px;
            font-weight: 700;
            color: var(--brand-blue);
        }

        /* ========== Badge / Tag ========== */
        .badge-gold {
            background: var(--brand-gold-light);
            color: #7A5C2E;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 20px;
            display: inline-block;
            line-height: 1.5;
        }

        .badge-blue {
            background: var(--brand-blue-light);
            color: var(--brand-blue);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 20px;
            display: inline-block;
            line-height: 1.5;
        }

        .badge-soft {
            background: #F0F4F9;
            color: var(--text-secondary);
            font-size: 12px;
            font-weight: 500;
            padding: 4px 10px;
            border-radius: 14px;
            display: inline-block;
            line-height: 1.5;
        }

        /* ========== Buttons ========== */
        .btn-brand {
            background: var(--brand-blue);
            color: #FFFFFF;
            border: none;
            border-radius: var(--radius-sm);
            padding: 10px 26px;
            font-size: 15px;
            font-weight: 600;
            transition: var(--transition-base);
            display: inline-block;
            line-height: 1.5;
        }

        .btn-brand:hover {
            background: var(--brand-blue-dark);
            color: #FFFFFF;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(46, 109, 164, 0.3);
        }

        .btn-brand-outline {
            background: transparent;
            color: var(--brand-blue);
            border: 1.5px solid var(--brand-blue);
            border-radius: var(--radius-sm);
            padding: 10px 26px;
            font-size: 15px;
            font-weight: 600;
            transition: var(--transition-base);
            display: inline-block;
            line-height: 1.5;
        }

        .btn-brand-outline:hover {
            background: var(--brand-blue-light);
            color: var(--brand-blue-dark);
            transform: translateY(-1px);
        }

        .btn-gold {
            background: var(--brand-gold);
            color: #FFFFFF;
            border: none;
            border-radius: var(--radius-sm);
            padding: 10px 26px;
            font-size: 15px;
            font-weight: 600;
            transition: var(--transition-base);
            display: inline-block;
            line-height: 1.5;
        }

        .btn-gold:hover {
            background: #B99855;
            color: #FFFFFF;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(200, 169, 106, 0.35);
        }

        /* ========== District Card Grid ========== */
        .district-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-md);
        }

        .district-card .district-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 6px;
            margin-top: 4px;
        }

        .district-card .district-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }

        /* ========== Overview Split Layout ========== */
        .overview-split {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--space-lg);
            align-items: stretch;
        }

        .overview-map {
            background: var(--brand-blue-light);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-blue);
            overflow: hidden;
            min-height: 360px;
            position: relative;
            display: flex;
            align-items: flex-end;
            justify-content: flex-start;
        }

        .overview-map .map-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(26, 43, 60, 0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
            font-size: 15px;
            font-weight: 600;
            text-align: center;
            padding: 20px;
            letter-spacing: 1px;
        }

        .overview-map img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .overview-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .overview-item {
            display: flex;
            align-items: center;
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            transition: var(--transition-base);
        }

        .overview-item:hover {
            border-color: var(--border-blue);
            box-shadow: var(--card-shadow);
        }

        .overview-item .density-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            margin-right: 14px;
            flex-shrink: 0;
        }

        .density-high { background: #E05B5B; }
        .density-mid { background: #E0A95B; }
        .density-rising { background: #5BAFE0; }

        .overview-item .district-name {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            flex-shrink: 0;
            margin-right: 12px;
            min-width: 70px;
        }

        .overview-item .district-desc {
            font-size: 13px;
            color: var(--text-muted);
            flex: 1;
        }

        .overview-item .district-count {
            font-size: 14px;
            font-weight: 700;
            color: var(--brand-blue);
            white-space: nowrap;
            margin-left: 8px;
        }

        /* ========== Hot Zone Cards ========== */
        .hot-zone-row {
            display: flex;
            gap: var(--space-md);
            overflow-x: auto;
            padding-bottom: 8px;
            scroll-snap-type: x proximity;
        }

        .hot-zone-card {
            flex: 0 0 240px;
            scroll-snap-align: start;
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            box-shadow: var(--card-shadow);
            overflow: hidden;
            transition: var(--transition-base);
        }

        .hot-zone-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
            border-color: var(--border-blue);
        }

        .hot-zone-card img {
            width: 100%;
            height: 140px;
            object-fit: cover;
        }

        .hot-zone-card .hot-zone-body {
            padding: 14px 16px 16px;
        }

        .hot-zone-card .hot-zone-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .hot-zone-card .hot-zone-text {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ========== Data Metric ========== */
        .metric-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--space-md);
        }

        .metric-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            box-shadow: var(--card-shadow);
            padding: 22px 20px;
            text-align: left;
            transition: var(--transition-base);
        }

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

        .metric-card .metric-value {
            font-size: 32px;
            font-weight: 700;
            color: var(--brand-blue);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .metric-card .metric-label {
            font-size: 14px;
            color: var(--text-secondary);
            font-weight: 500;
        }

        .metric-card .metric-suffix {
            font-size: 16px;
            font-weight: 600;
            color: var(--brand-gold);
        }

        /* ========== News / Article List ========== */
        .news-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--space-md);
        }

        .news-item {
            display: flex;
            gap: 16px;
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            box-shadow: var(--card-shadow);
            padding: 14px;
            transition: var(--transition-base);
        }

        .news-item:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
            border-color: var(--border-blue);
        }

        .news-item img {
            width: 120px;
            height: 90px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }

        .news-item .news-info {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .news-item .news-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.6;
            margin-bottom: 4px;
        }

        .news-item .news-meta {
            font-size: 12px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        /* ========== Notice List ========== */
        .notice-list {
            list-style: none;
            padding: 0;
            margin: 0;
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            box-shadow: var(--card-shadow);
            overflow: hidden;
        }

        .notice-list li {
            padding: 16px 22px;
            border-bottom: 1px solid var(--border-light);
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        .notice-list li:last-child {
            border-bottom: none;
        }

        .notice-list li .notice-icon {
            color: var(--brand-blue);
            font-size: 16px;
            margin-top: 4px;
            flex-shrink: 0;
        }

        /* ========== CTA Zone ========== */
        .cta-zone {
            background: linear-gradient(135deg, #2E6DA4 0%, #245A8A 50%, #1D4A72 100%);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            text-align: center;
            color: #FFFFFF;
            position: relative;
            overflow: hidden;
        }

        .cta-zone::after {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(200, 169, 106, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-zone h2 {
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 10px;
            color: #FFFFFF;
            position: relative;
            z-index: 2;
        }

        .cta-zone p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 24px;
            position: relative;
            z-index: 2;
            line-height: 1.8;
        }

        .cta-zone .cta-buttons {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 2;
        }

        .cta-zone .btn-gold {
            background: var(--brand-gold);
            color: #FFFFFF;
        }

        .cta-zone .btn-white-outline {
            background: transparent;
            color: #FFFFFF;
            border: 1.5px solid rgba(255, 255, 255, 0.7);
            border-radius: var(--radius-sm);
            padding: 10px 26px;
            font-size: 15px;
            font-weight: 600;
            transition: var(--transition-base);
        }

        .cta-zone .btn-white-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #FFFFFF;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: #FFFFFF;
            border-top: 1px solid var(--border-light);
            padding: var(--space-xl) 0 24px;
            margin-top: var(--space-lg);
        }

        .site-footer .footer-brand {
            font-size: 20px;
            font-weight: 700;
            color: var(--brand-blue);
            margin-bottom: 4px;
            letter-spacing: 0.5px;
        }

        .site-footer .footer-brand-sub {
            font-size: 13px;
            color: var(--brand-gold);
            font-weight: 500;
            letter-spacing: 1.5px;
        }

        .site-footer h5 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
        }

        .site-footer .footer-link {
            display: block;
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 8px;
            transition: var(--transition-base);
        }

        .site-footer .footer-link:hover {
            color: var(--brand-blue);
            padding-left: 4px;
        }

        .site-footer .footer-bottom {
            border-top: 1px solid var(--border-light);
            margin-top: 32px;
            padding-top: 18px;
            font-size: 13px;
            color: var(--text-muted);
            text-align: center;
            line-height: 1.7;
        }

        /* ========== Responsive ========== */
        @media (max-width: 1024px) {
            .district-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .metric-row {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--space-sm);
            }

            .news-list {
                grid-template-columns: 1fr;
            }

            .overview-split {
                grid-template-columns: 1fr;
                gap: var(--space-md);
            }

            .category-header h1 {
                font-size: 28px;
            }
        }

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

            .section-zone {
                padding: var(--space-lg) 0;
            }

            .section-zone .section-title {
                font-size: 22px;
            }

            .category-header h1 {
                font-size: 24px;
            }

            .category-header .category-intro {
                font-size: 14px;
            }

            .district-grid {
                grid-template-columns: 1fr;
                gap: var(--space-sm);
            }

            .metric-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .metric-card .metric-value {
                font-size: 26px;
            }

            .hot-zone-card {
                flex: 0 0 200px;
            }

            .hot-zone-card img {
                height: 120px;
            }

            .news-item {
                flex-direction: column;
                gap: 10px;
            }

            .news-item img {
                width: 100%;
                height: 160px;
            }

            .notice-list li {
                padding: 14px 16px;
                font-size: 14px;
            }

            .cta-zone {
                padding: 36px 20px;
            }

            .cta-zone h2 {
                font-size: 22px;
            }

            .overview-map {
                min-height: 240px;
            }

            .brand-logo .logo-main {
                font-size: 17px;
            }
        }

        @media (max-width: 520px) {
            .metric-row {
                grid-template-columns: 1fr;
            }

            .hot-zone-card {
                flex: 0 0 180px;
            }

            .category-header h1 {
                font-size: 21px;
            }

            .btn-brand,
            .btn-brand-outline,
            .btn-gold,
            .cta-zone .btn-white-outline {
                padding: 9px 18px;
                font-size: 14px;
                width: 100%;
                text-align: center;
            }

            .cta-zone .cta-buttons {
                flex-direction: column;
                gap: 8px;
            }

            .overview-item {
                flex-wrap: wrap;
                gap: 4px;
            }

            .overview-item .district-desc {
                width: 100%;
                order: 3;
                flex-basis: 100%;
            }
        }

/* roulang page: category3 */
:root {
        --brand-blue: #2E6DA4;
        --brand-blue-dark: #245A8A;
        --brand-blue-light: #EDF3F9;
        --brand-blue-pale: #F7F9FC;
        --brand-gold: #C8A96A;
        --brand-gold-light: #E8D9BC;
        --text-primary: #1A2B3C;
        --text-secondary: #4A5A6A;
        --text-muted: #7A8A9A;
        --border-light: #E4EAF1;
        --border-blue: #D4E0EE;
        --card-shadow: 0 2px 8px rgba(30, 60, 100, 0.06), 0 4px 16px rgba(30, 60, 100, 0.08);
        --card-shadow-hover: 0 8px 24px rgba(30, 60, 100, 0.14), 0 6px 20px rgba(30, 60, 100, 0.10);
        --radius-sm: 8px;
        --radius-md: 12px;
        --radius-lg: 16px;
        --radius-xl: 20px;
        --space-xs: 8px;
        --space-sm: 16px;
        --space-md: 24px;
        --space-lg: 40px;
        --space-xl: 64px;
        --space-xxl: 80px;
        --transition-base: all 0.25s ease;
    }
    html {
        scroll-behavior: smooth;
    }
    body {
        font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans CN", sans-serif;
        font-size: 16px;
        line-height: 1.8;
        color: var(--text-primary);
        background-color: var(--brand-blue-pale);
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
    a {
        text-decoration: none;
        color: var(--brand-blue);
        transition: var(--transition-base);
    }
    a:hover {
        color: var(--brand-blue-dark);
    }
    img {
        max-width: 100%;
        height: auto;
        display: block;
    }
    button:focus,
    a:focus {
        outline: 2px solid var(--brand-blue);
        outline-offset: 2px;
    }
    .container-custom {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 24px;
    }
    
    /* ========== Header / Navigation ========== */
    .site-header {
        background: #FFFFFF;
        border-bottom: 1px solid var(--border-light);
        position: sticky;
        top: 0;
        z-index: 1050;
        box-shadow: 0 1px 6px rgba(30, 60, 100, 0.04);
    }
    .site-header .navbar-custom {
        padding: 12px 0;
    }
    .brand-logo {
        display: flex;
        flex-direction: column;
        line-height: 1.3;
    }
    .brand-logo .logo-main {
        font-size: 20px;
        font-weight: 700;
        color: var(--brand-blue);
        letter-spacing: 0.5px;
    }
    .brand-logo .logo-sub {
        font-size: 12px;
        color: var(--brand-gold);
        font-weight: 500;
        letter-spacing: 1.5px;
    }
    .navbar-custom .nav-link {
        color: var(--text-secondary);
        font-size: 14px;
        font-weight: 500;
        padding: 8px 14px !important;
        border-radius: var(--radius-sm);
        transition: var(--transition-base);
        position: relative;
    }
    .navbar-custom .nav-link:hover {
        color: var(--brand-blue);
        background: var(--brand-blue-light);
    }
    .navbar-custom .nav-link.active {
        color: var(--brand-blue);
        background: var(--brand-blue-light);
        font-weight: 600;
    }
    .navbar-custom .nav-link.active::after {
        content: '';
        position: absolute;
        bottom: 4px;
        left: 14px;
        right: 14px;
        height: 2px;
        background: var(--brand-blue);
        border-radius: 2px;
    }
    .nav-cta-btn {
        background: var(--brand-blue);
        color: #FFFFFF !important;
        border-radius: var(--radius-sm);
        padding: 8px 18px !important;
        font-weight: 600;
        font-size: 13px;
        transition: var(--transition-base);
        white-space: nowrap;
    }
    .nav-cta-btn:hover {
        background: var(--brand-blue-dark) !important;
        color: #FFFFFF !important;
        transform: translateY(-1px);
        box-shadow: 0 4px 12px rgba(46, 109, 164, 0.3);
    }
    .navbar-toggler {
        border: 1px solid var(--border-light);
        border-radius: var(--radius-sm);
        padding: 6px 10px;
    }
    .navbar-toggler:focus {
        box-shadow: none;
    }
    
    /* ========== Breadcrumb ========== */
    .breadcrumb-section {
        background: #FFFFFF;
        border-bottom: 1px solid var(--border-light);
        padding: 16px 0;
    }
    .breadcrumb-custom {
        margin: 0;
        font-size: 13px;
        color: var(--text-muted);
    }
    .breadcrumb-custom .breadcrumb-item a {
        color: var(--text-muted);
        transition: var(--transition-base);
    }
    .breadcrumb-custom .breadcrumb-item a:hover {
        color: var(--brand-blue);
    }
    .breadcrumb-custom .breadcrumb-item.active {
        color: var(--brand-blue);
        font-weight: 500;
    }
    
    /* ========== Category Page Header ========== */
    .category-page-header {
        background: linear-gradient(135deg, #FFFFFF 0%, var(--brand-blue-light) 60%, #E4EEF7 100%);
        padding: var(--space-lg) 0;
        border-bottom: 1px solid var(--border-light);
    }
    .category-page-header h1 {
        font-size: 32px;
        font-weight: 700;
        color: var(--text-primary);
        line-height: 1.4;
        margin-bottom: 12px;
    }
    .category-page-header .category-desc {
        font-size: 15px;
        color: var(--text-secondary);
        line-height: 1.8;
        max-width: 800px;
        margin-bottom: 0;
    }
    .category-tag-row {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
        margin-top: 16px;
    }
    .category-tag {
        display: inline-block;
        background: #FFFFFF;
        border: 1px solid var(--border-blue);
        color: var(--brand-blue);
        font-size: 12px;
        font-weight: 500;
        padding: 4px 12px;
        border-radius: 20px;
        transition: var(--transition-base);
    }
    .category-tag:hover {
        background: var(--brand-blue);
        color: #FFFFFF;
        border-color: var(--brand-blue);
    }
    
    /* ========== Section Common ========== */
    .section-block {
        padding: var(--space-xl) 0;
    }
    .section-block-alt {
        background: #FFFFFF;
    }
    .section-title {
        font-size: 26px;
        font-weight: 700;
        color: var(--text-primary);
        line-height: 1.4;
        margin-bottom: 8px;
    }
    .section-subtitle {
        font-size: 15px;
        color: var(--text-muted);
        margin-bottom: var(--space-md);
        line-height: 1.7;
    }
    .title-accent {
        color: var(--brand-blue);
    }
    .title-gold {
        color: var(--brand-gold);
    }
    
    /* ========== Environment Card Grid ========== */
    .env-card-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }
    .env-card {
        background: #FFFFFF;
        border-radius: var(--radius-md);
        overflow: hidden;
        box-shadow: var(--card-shadow);
        transition: var(--transition-base);
        border: 1px solid var(--border-light);
        display: flex;
        flex-direction: column;
        height: 100%;
    }
    .env-card:hover {
        box-shadow: var(--card-shadow-hover);
        transform: translateY(-2px);
        border-color: var(--border-blue);
    }
    .env-card-img {
        position: relative;
        overflow: hidden;
        aspect-ratio: 16/10;
    }
    .env-card-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.4s ease;
    }
    .env-card:hover .env-card-img img {
        transform: scale(1.03);
    }
    .env-card-status {
        position: absolute;
        top: 12px;
        right: 12px;
        background: rgba(255, 255, 255, 0.95);
        border-radius: 20px;
        padding: 4px 12px;
        font-size: 12px;
        font-weight: 600;
        color: var(--brand-blue);
        box-shadow: 0 2px 6px rgba(0,0,0,0.08);
        display: flex;
        align-items: center;
        gap: 5px;
    }
    .env-card-status .status-dot {
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background: #34A853;
        display: inline-block;
    }
    .env-card-status.busy .status-dot {
        background: #E9A23B;
    }
    .env-card-body {
        padding: 20px;
        flex: 1;
        display: flex;
        flex-direction: column;
    }
    .env-card-title {
        font-size: 17px;
        font-weight: 600;
        color: var(--text-primary);
        margin-bottom: 6px;
        line-height: 1.4;
    }
    .env-card-area {
        font-size: 13px;
        color: var(--brand-blue);
        font-weight: 500;
        margin-bottom: 8px;
        display: flex;
        align-items: center;
        gap: 4px;
    }
    .env-card-desc {
        font-size: 13px;
        color: var(--text-muted);
        line-height: 1.7;
        margin-bottom: 12px;
        flex: 1;
    }
    .env-card-tags {
        display: flex;
        flex-wrap: wrap;
        gap: 6px;
        margin-top: auto;
    }
    .env-tag {
        display: inline-block;
        background: var(--brand-blue-light);
        color: var(--brand-blue);
        font-size: 11px;
        font-weight: 500;
        padding: 3px 10px;
        border-radius: 12px;
    }
    .env-tag.gold {
        background: var(--brand-gold-light);
        color: #7A5C2E;
    }
    
    /* ========== Environment Feature ========== */
    .env-feature-list {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    .env-feature-item {
        display: flex;
        gap: 16px;
        background: #FFFFFF;
        border-radius: var(--radius-md);
        padding: 20px;
        box-shadow: var(--card-shadow);
        border: 1px solid var(--border-light);
        transition: var(--transition-base);
    }
    .env-feature-item:hover {
        box-shadow: var(--card-shadow-hover);
        border-color: var(--border-blue);
    }
    .env-feature-icon {
        width: 44px;
        height: 44px;
        background: var(--brand-blue-light);
        border-radius: var(--radius-sm);
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--brand-blue);
        font-size: 18px;
        flex-shrink: 0;
    }
    .env-feature-text h4 {
        font-size: 16px;
        font-weight: 600;
        color: var(--text-primary);
        margin-bottom: 4px;
    }
    .env-feature-text p {
        font-size: 13px;
        color: var(--text-muted);
        margin-bottom: 0;
        line-height: 1.7;
    }
    
    /* ========== Steps ========== */
    .steps-container {
        display: grid;
        grid-template-columns: repeat(5, 1fr);
        gap: 16px;
        counter-reset: step;
    }
    .step-item {
        background: #FFFFFF;
        border-radius: var(--radius-md);
        padding: 24px 18px;
        text-align: center;
        box-shadow: var(--card-shadow);
        border: 1px solid var(--border-light);
        position: relative;
        transition: var(--transition-base);
    }
    .step-item:hover {
        box-shadow: var(--card-shadow-hover);
        transform: translateY(-2px);
        border-color: var(--border-blue);
    }
    .step-number {
        width: 36px;
        height: 36px;
        background: var(--brand-blue);
        color: #FFFFFF;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 700;
        font-size: 15px;
        margin: 0 auto 12px;
    }
    .step-title {
        font-size: 15px;
        font-weight: 600;
        color: var(--text-primary);
        margin-bottom: 6px;
    }
    .step-desc {
        font-size: 12px;
        color: var(--text-muted);
        line-height: 1.6;
        margin-bottom: 0;
    }
    
    /* ========== Notice List ========== */
    .notice-list {
        background: #FFFFFF;
        border-radius: var(--radius-md);
        padding: 24px;
        box-shadow: var(--card-shadow);
        border-left: 4px solid var(--brand-gold);
    }
    .notice-item {
        display: flex;
        gap: 12px;
        padding: 10px 0;
        border-bottom: 1px solid var(--border-light);
    }
    .notice-item:last-child {
        border-bottom: none;
    }
    .notice-icon {
        color: var(--brand-gold);
        font-size: 14px;
        margin-top: 4px;
        flex-shrink: 0;
    }
    .notice-text {
        font-size: 14px;
        color: var(--text-secondary);
        line-height: 1.7;
    }
    .notice-text strong {
        color: var(--text-primary);
    }
    
    /* ========== News Card ========== */
    .news-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
    }
    .news-card {
        background: #FFFFFF;
        border-radius: var(--radius-md);
        overflow: hidden;
        box-shadow: var(--card-shadow);
        border: 1px solid var(--border-light);
        transition: var(--transition-base);
        display: flex;
        flex-direction: column;
        height: 100%;
    }
    .news-card:hover {
        box-shadow: var(--card-shadow-hover);
        transform: translateY(-2px);
    }
    .news-card-img {
        aspect-ratio: 16/10;
        overflow: hidden;
    }
    .news-card-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.4s ease;
    }
    .news-card:hover .news-card-img img {
        transform: scale(1.04);
    }
    .news-card-body {
        padding: 16px;
        flex: 1;
        display: flex;
        flex-direction: column;
    }
    .news-card-title {
        font-size: 14px;
        font-weight: 600;
        color: var(--text-primary);
        line-height: 1.5;
        margin-bottom: 8px;
        flex: 1;
    }
    .news-card-date {
        font-size: 12px;
        color: var(--text-muted);
        display: flex;
        align-items: center;
        gap: 4px;
    }
    
    /* ========== FAQ ========== */
    .faq-section .accordion-item {
        border: 1px solid var(--border-light);
        border-radius: var(--radius-md) !important;
        margin-bottom: 12px;
        overflow: hidden;
        box-shadow: 0 1px 4px rgba(30, 60, 100, 0.04);
        background: #FFFFFF;
    }
    .faq-section .accordion-button {
        font-size: 15px;
        font-weight: 600;
        color: var(--text-primary);
        padding: 16px 20px;
        background: #FFFFFF;
    }
    .faq-section .accordion-button:not(.collapsed) {
        background: var(--brand-blue-light);
        color: var(--brand-blue);
        box-shadow: none;
    }
    .faq-section .accordion-button:focus {
        box-shadow: none;
        border-color: var(--border-blue);
    }
    .faq-section .accordion-body {
        font-size: 14px;
        color: var(--text-secondary);
        line-height: 1.8;
        padding: 16px 20px;
    }
    
    /* ========== CTA Section ========== */
    .cta-section {
        background: linear-gradient(135deg, var(--brand-blue) 0%, var(--brand-blue-dark) 100%);
        padding: var(--space-xl) 0;
        position: relative;
        overflow: hidden;
    }
    .cta-section::before {
        content: '';
        position: absolute;
        top: -50%;
        right: -10%;
        width: 500px;
        height: 500px;
        background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
        border-radius: 50%;
        pointer-events: none;
    }
    .cta-content {
        position: relative;
        z-index: 2;
        text-align: center;
    }
    .cta-title {
        font-size: 28px;
        font-weight: 700;
        color: #FFFFFF;
        margin-bottom: 12px;
        line-height: 1.4;
    }
    .cta-desc {
        font-size: 15px;
        color: rgba(255,255,255,0.85);
        margin-bottom: 24px;
        line-height: 1.7;
        max-width: 600px;
        margin-left: auto;
        margin-right: auto;
    }
    .btn-cta-white {
        display: inline-block;
        background: #FFFFFF;
        color: var(--brand-blue) !important;
        font-size: 15px;
        font-weight: 600;
        padding: 12px 32px;
        border-radius: var(--radius-sm);
        transition: var(--transition-base);
        border: 2px solid #FFFFFF;
    }
    .btn-cta-white:hover {
        background: transparent;
        color: #FFFFFF !important;
        transform: translateY(-2px);
        box-shadow: 0 6px 18px rgba(0,0,0,0.2);
    }
    .btn-cta-outline {
        display: inline-block;
        background: transparent;
        color: #FFFFFF !important;
        font-size: 15px;
        font-weight: 600;
        padding: 12px 28px;
        border-radius: var(--radius-sm);
        transition: var(--transition-base);
        border: 2px solid rgba(255,255,255,0.6);
        margin-left: 12px;
    }
    .btn-cta-outline:hover {
        border-color: #FFFFFF;
        background: rgba(255,255,255,0.1);
        transform: translateY(-2px);
    }
    
    /* ========== Footer ========== */
    .site-footer {
        background: #1A2B3C;
        color: #C5D0DA;
        padding: var(--space-xl) 0 var(--space-sm);
    }
    .site-footer .footer-brand {
        font-size: 20px;
        font-weight: 700;
        color: #FFFFFF;
        margin-bottom: 4px;
    }
    .site-footer .footer-brand-sub {
        font-size: 13px;
        color: var(--brand-gold);
        letter-spacing: 1px;
    }
    .site-footer h5 {
        font-size: 15px;
        font-weight: 600;
        color: #FFFFFF;
        margin-bottom: 16px;
    }
    .footer-link {
        display: block;
        color: #8A9AAA;
        font-size: 13px;
        padding: 4px 0;
        transition: var(--transition-base);
    }
    .footer-link:hover {
        color: var(--brand-gold);
        padding-left: 4px;
    }
    .footer-bottom {
        border-top: 1px solid rgba(255,255,255,0.1);
        margin-top: var(--space-lg);
        padding-top: var(--space-sm);
        text-align: center;
        font-size: 12px;
        color: #6A7A8A;
    }
    
    /* ========== Responsive ========== */
    @media (max-width: 1024px) {
        .env-card-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .steps-container {
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
        }
        .news-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .env-feature-list {
            grid-template-columns: 1fr;
        }
    }
    @media (max-width: 768px) {
        .section-block {
            padding: var(--space-lg) 0;
        }
        .category-page-header h1 {
            font-size: 24px;
        }
        .section-title {
            font-size: 21px;
        }
        .env-card-grid {
            grid-template-columns: 1fr;
        }
        .steps-container {
            grid-template-columns: 1fr 1fr;
        }
        .news-grid {
            grid-template-columns: 1fr;
        }
        .cta-title {
            font-size: 22px;
        }
        .btn-cta-outline {
            margin-left: 0;
            margin-top: 10px;
        }
        .navbar-custom .nav-link {
            padding: 8px 10px !important;
        }
        .container-custom {
            padding: 0 16px;
        }
    }
    @media (max-width: 520px) {
        .steps-container {
            grid-template-columns: 1fr;
        }
        .category-page-header h1 {
            font-size: 20px;
        }
        .section-title {
            font-size: 19px;
        }
        .site-header .navbar-custom {
            padding: 8px 0;
        }
        .brand-logo .logo-main {
            font-size: 17px;
        }
        .brand-logo .logo-sub {
            font-size: 10px;
        }
    }

/* roulang page: category4 */
:root {
            --brand-blue: #2E6DA4;
            --brand-blue-dark: #245A8A;
            --brand-blue-light: #EDF3F9;
            --brand-blue-pale: #F7F9FC;
            --brand-gold: #C8A96A;
            --brand-gold-light: #E8D9BC;
            --text-primary: #1A2B3C;
            --text-secondary: #4A5A6A;
            --text-muted: #7A8A9A;
            --border-light: #E4EAF1;
            --border-blue: #D4E0EE;
            --card-shadow: 0 2px 8px rgba(30, 60, 100, 0.06), 0 4px 16px rgba(30, 60, 100, 0.08);
            --card-shadow-hover: 0 8px 24px rgba(30, 60, 100, 0.14), 0 6px 20px rgba(30, 60, 100, 0.10);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --space-xs: 8px;
            --space-sm: 16px;
            --space-md: 24px;
            --space-lg: 40px;
            --space-xl: 64px;
            --space-xxl: 80px;
            --transition-base: all 0.25s ease;
        }
        
        html {
            scroll-behavior: smooth;
        }
        
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans CN", sans-serif;
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-primary);
            background-color: var(--brand-blue-pale);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        
        a {
            text-decoration: none;
            color: var(--brand-blue);
            transition: var(--transition-base);
        }
        
        a:hover {
            color: var(--brand-blue-dark);
        }
        
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        
        button:focus,
        a:focus {
            outline: 2px solid var(--brand-blue);
            outline-offset: 2px;
        }
        
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        
        /* ========== Header / Navigation ========== */
        .site-header {
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: 0 1px 6px rgba(30, 60, 100, 0.04);
        }
        
        .site-header .navbar-custom {
            padding: 12px 0;
        }
        
        .brand-logo {
            display: flex;
            flex-direction: column;
            line-height: 1.3;
        }
        
        .brand-logo .logo-main {
            font-size: 20px;
            font-weight: 700;
            color: var(--brand-blue);
            letter-spacing: 0.5px;
        }
        
        .brand-logo .logo-sub {
            font-size: 12px;
            color: var(--brand-gold);
            font-weight: 500;
            letter-spacing: 1.5px;
        }
        
        .navbar-custom .nav-link {
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            padding: 8px 14px !important;
            border-radius: var(--radius-sm);
            transition: var(--transition-base);
            position: relative;
        }
        
        .navbar-custom .nav-link:hover {
            color: var(--brand-blue);
            background: var(--brand-blue-light);
        }
        
        .navbar-custom .nav-link.active {
            color: var(--brand-blue);
            background: var(--brand-blue-light);
            font-weight: 600;
        }
        
        .navbar-custom .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--brand-blue);
            border-radius: 2px;
        }
        
        .nav-cta-btn {
            background: var(--brand-blue);
            color: #FFFFFF !important;
            border-radius: var(--radius-sm);
            padding: 8px 18px !important;
            font-weight: 600;
            font-size: 13px;
            transition: var(--transition-base);
            white-space: nowrap;
        }
        
        .nav-cta-btn:hover {
            background: var(--brand-blue-dark) !important;
            color: #FFFFFF !important;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(46, 109, 164, 0.3);
        }
        
        .navbar-toggler {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 6px 10px;
            color: var(--brand-blue);
        }
        
        .navbar-toggler:focus {
            box-shadow: none;
        }
        
        /* ========== Page Header (分类页顶部) ========== */
        .page-header {
            background: linear-gradient(135deg, #FFFFFF 0%, var(--brand-blue-light) 100%);
            padding: 32px 0;
            border-bottom: 1px solid var(--border-light);
        }
        
        .breadcrumb-custom {
            --bs-breadcrumb-divider: '›';
            margin-bottom: 12px;
            font-size: 14px;
        }
        
        .breadcrumb-custom .breadcrumb-item a {
            color: var(--brand-blue);
        }
        
        .breadcrumb-custom .breadcrumb-item.active {
            color: var(--text-muted);
            font-weight: 500;
        }
        
        .page-title {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.3;
            margin-bottom: 8px;
        }
        
        .page-description {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 760px;
            line-height: 1.7;
        }
        
        /* ========== Section 通用 ========== */
        .content-section {
            padding: var(--space-xl) 0;
        }
        
        .section-header {
            margin-bottom: var(--space-lg);
        }
        
        .section-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.4;
            margin-bottom: 8px;
        }
        
        .section-subtitle {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.7;
        }
        
        /* ========== 评价卡片 ========== */
        .evaluation-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            box-shadow: var(--card-shadow);
            padding: 24px;
            height: 100%;
            transition: var(--transition-base);
        }
        
        .evaluation-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
        }
        
        .evaluation-card .user-info {
            display: flex;
            align-items: center;
            margin-bottom: 16px;
        }
        
        .user-avatar {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--brand-blue-light);
            color: var(--brand-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 18px;
            margin-right: 14px;
            flex-shrink: 0;
        }
        
        .user-name {
            font-weight: 600;
            color: var(--text-primary);
            font-size: 16px;
        }
        
        .user-area {
            font-size: 13px;
            color: var(--text-muted);
        }
        
        .rating-stars {
            color: var(--brand-gold);
            font-size: 14px;
            letter-spacing: 2px;
            margin-bottom: 12px;
        }
        
        .evaluation-text {
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.7;
            margin-bottom: 14px;
        }
        
        .evaluation-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        
        .evaluation-tag {
            background: var(--brand-blue-light);
            color: var(--brand-blue);
            font-size: 12px;
            padding: 4px 10px;
            border-radius: 20px;
            font-weight: 500;
        }
        
        /* ========== 评价汇总 ========== */
        .summary-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            box-shadow: var(--card-shadow);
            padding: 28px;
        }
        
        .summary-overall {
            text-align: center;
            margin-bottom: 24px;
        }
        
        .summary-overall .big-number {
            font-size: 56px;
            font-weight: 700;
            color: var(--brand-blue);
            line-height: 1;
        }
        
        .summary-overall .label {
            font-size: 15px;
            color: var(--text-secondary);
            margin-top: 8px;
        }
        
        .summary-item {
            margin-bottom: 16px;
        }
        
        .summary-item .d-flex {
            justify-content: space-between;
            margin-bottom: 6px;
        }
        
        .summary-item .label-text {
            font-size: 14px;
            color: var(--text-secondary);
        }
        
        .summary-item .value-text {
            font-size: 14px;
            font-weight: 600;
            color: var(--brand-blue);
        }
        
        .progress {
            height: 10px;
            border-radius: 20px;
            background-color: var(--brand-blue-light);
        }
        
        .progress-bar {
            background-color: var(--brand-blue);
            border-radius: 20px;
        }
        
        /* ========== 2026海选推荐卡片 ========== */
        .recommend-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            box-shadow: var(--card-shadow);
            overflow: hidden;
            transition: var(--transition-base);
            height: 100%;
        }
        
        .recommend-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
        }
        
        .recommend-card .card-img-wrapper {
            height: 180px;
            overflow: hidden;
        }
        
        .recommend-card .card-img-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        
        .recommend-card:hover .card-img-wrapper img {
            transform: scale(1.05);
        }
        
        .recommend-card .card-body {
            padding: 18px;
        }
        
        .recommend-card .card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
        }
        
        .recommend-card .card-text {
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 12px;
            line-height: 1.6;
        }
        
        .badge-gold {
            background: var(--brand-gold-light);
            color: #7A5C2E;
            font-size: 11px;
            padding: 4px 10px;
            border-radius: 20px;
            font-weight: 600;
        }
        
        /* ========== 数据指标卡片 ========== */
        .stat-card {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            box-shadow: var(--card-shadow);
            padding: 24px;
            text-align: center;
            height: 100%;
            transition: var(--transition-base);
        }
        
        .stat-card:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
        }
        
        .stat-card .stat-value {
            font-size: 36px;
            font-weight: 700;
            color: var(--brand-blue);
            line-height: 1.2;
        }
        
        .stat-card .stat-label {
            font-size: 14px;
            color: var(--text-secondary);
            margin-top: 6px;
        }
        
        /* ========== 资讯列表 ========== */
        .news-list-item {
            background: #FFFFFF;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            box-shadow: var(--card-shadow);
            padding: 16px;
            display: flex;
            align-items: center;
            transition: var(--transition-base);
            margin-bottom: 16px;
        }
        
        .news-list-item:hover {
            box-shadow: var(--card-shadow-hover);
            transform: translateY(-2px);
        }
        
        .news-thumb {
            width: 120px;
            height: 80px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            margin-right: 16px;
            flex-shrink: 0;
        }
        
        .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .news-info {
            flex: 1;
        }
        
        .news-info .news-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.4;
            margin-bottom: 4px;
        }
        
        .news-info .news-meta {
            font-size: 12px;
            color: var(--text-muted);
        }
        
        /* ========== CTA 区域 ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--brand-blue) 0%, var(--brand-blue-dark) 100%);
            padding: var(--space-xl) 0;
            border-radius: var(--radius-lg);
            color: #FFFFFF;
        }
        
        .cta-section .section-title {
            color: #FFFFFF;
        }
        
        .cta-section .section-subtitle {
            color: rgba(255,255,255,0.85);
        }
        
        .btn-light-custom {
            background: #FFFFFF;
            color: var(--brand-blue);
            border: none;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition-base);
        }
        
        .btn-light-custom:hover {
            background: var(--brand-gold-light);
            color: var(--brand-blue-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(0,0,0,0.15);
        }
        
        .btn-outline-light-custom {
            background: transparent;
            border: 1.5px solid rgba(255,255,255,0.7);
            color: #FFFFFF;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition-base);
        }
        
        .btn-outline-light-custom:hover {
            background: rgba(255,255,255,0.15);
            color: #FFFFFF;
            transform: translateY(-2px);
        }
        
        /* ========== Footer ========== */
        .site-footer {
            background: #FFFFFF;
            border-top: 1px solid var(--border-light);
            padding: var(--space-xl) 0 0;
            margin-top: var(--space-xl);
        }
        
        .footer-brand {
            font-size: 20px;
            font-weight: 700;
            color: var(--brand-blue);
            margin-bottom: 4px;
        }
        
        .footer-brand-sub {
            font-size: 13px;
            color: var(--brand-gold);
            font-weight: 500;
        }
        
        .site-footer h5 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 16px;
        }
        
        .footer-link {
            display: block;
            color: var(--text-secondary);
            font-size: 13px;
            margin-bottom: 10px;
            transition: var(--transition-base);
        }
        
        .footer-link:hover {
            color: var(--brand-blue);
            padding-left: 4px;
        }
        
        .footer-bottom {
            border-top: 1px solid var(--border-light);
            padding: 16px 0;
            margin-top: 32px;
            text-align: center;
        }
        
        .footer-bottom p {
            font-size: 12px;
            color: var(--text-muted);
        }
        
        /* ========== 响应式 ========== */
        @media (max-width: 992px) {
            .page-title {
                font-size: 28px;
            }
            .section-title {
                font-size: 22px;
            }
            .navbar-custom .nav-link {
                padding: 8px 10px !important;
                font-size: 13px;
            }
        }
        
        @media (max-width: 768px) {
            .container-custom {
                padding: 0 16px;
            }
            .content-section {
                padding: 40px 0;
            }
            .page-header {
                padding: 24px 0;
            }
            .page-title {
                font-size: 24px;
            }
            .section-title {
                font-size: 20px;
            }
            .evaluation-card {
                padding: 16px;
            }
            .summary-card {
                padding: 20px;
            }
            .stat-card {
                padding: 16px;
            }
            .stat-card .stat-value {
                font-size: 28px;
            }
            .news-list-item {
                flex-direction: row;
                flex-wrap: wrap;
            }
            .news-thumb {
                width: 100%;
                height: 140px;
                margin-right: 0;
                margin-bottom: 12px;
            }
            .cta-section {
                padding: 40px 0;
            }
            .navbar-brand .logo-main {
                font-size: 16px;
            }
            .navbar-brand .logo-sub {
                font-size: 10px;
                letter-spacing: 1px;
            }
            .nav-cta-btn {
                margin-top: 8px;
                text-align: center;
            }
        }
        
        @media (max-width: 520px) {
            .page-title {
                font-size: 20px;
            }
            .section-title {
                font-size: 18px;
            }
            .card-body {
                padding: 12px;
            }
            .evaluation-card {
                padding: 14px;
            }
            .user-avatar {
                width: 40px;
                height: 40px;
                font-size: 16px;
                margin-right: 10px;
            }
            .news-list-item {
                padding: 12px;
            }
        }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}