/* roulang page: index */
:root {
            --bg-cream: #F7F4EF;
            --bg-surface: #FBF9F5;
            --bg-white: #FFFFFF;
            --border-warm: #E7E1D7;
            --text-ink: #1F2421;
            --text-muted: #5C635D;
            --charcoal: #1F2421;
            --accent-terra: #C4612F;
            --accent-hover: #A94E22;
            --accent-tint: #F2E3D6;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 999px;
            --shadow-sm: 0 1px 3px rgba(31, 36, 33, 0.08);
            --shadow-md: 0 4px 12px rgba(31, 36, 33, 0.1);
            --shadow-lg: 0 8px 24px rgba(31, 36, 33, 0.12);
        }

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

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            font-weight: 300;
            line-height: 1.7;
            color: var(--text-ink);
            background: var(--bg-cream);
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: all 0.25s ease;
        }

        button, .btn {
            font-family: inherit;
            cursor: pointer;
            border: none;
            transition: all 0.25s ease;
        }

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

        .container-wide {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 24px;
        }

        header {
            position: sticky;
            top: 0;
            z-index: 999;
            background: rgba(251, 249, 245, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-warm);
        }

        nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 0;
        }

        .logo {
            font-family: 'Playfair Display', serif;
            font-size: 24px;
            font-weight: 600;
            color: var(--text-ink);
            letter-spacing: -0.02em;
        }

        .nav-links {
            display: flex;
            gap: 36px;
            list-style: none;
        }

        .nav-links a {
            font-weight: 400;
            font-size: 15px;
            color: var(--text-muted);
            position: relative;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--accent-terra);
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--accent-terra);
        }

        .hero {
            position: relative;
            min-height: 680px;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, rgba(31, 36, 33, 0.88) 0%, rgba(31, 36, 33, 0.75) 100%), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            overflow: hidden;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
        }

        .eyebrow {
            display: inline-block;
            padding: 6px 16px;
            background: var(--accent-tint);
            color: var(--accent-terra);
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.03em;
            margin-bottom: 24px;
        }

        .hero h1 {
            font-family: 'Playfair Display', serif;
            font-size: 64px;
            font-weight: 400;
            line-height: 1.15;
            letter-spacing: -0.03em;
            color: #FFFFFF;
            margin-bottom: 24px;
        }

        .hero h1 em {
            font-style: italic;
            color: var(--accent-terra);
        }

        .hero-subtitle {
            font-size: 20px;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.88);
            margin-bottom: 40px;
            font-weight: 300;
        }

        .hero-cta {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .btn-primary {
            padding: 15px 36px;
            background: var(--accent-terra);
            color: #FFFFFF;
            border-radius: var(--radius-pill);
            font-weight: 500;
            font-size: 16px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

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

        .btn-secondary {
            padding: 15px 36px;
            background: rgba(255, 255, 255, 0.12);
            color: #FFFFFF;
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: var(--radius-pill);
            font-weight: 500;
            font-size: 16px;
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.2);
            border-color: rgba(255, 255, 255, 0.5);
        }

        section {
            padding: 100px 0;
        }

        .section-header {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 64px;
        }

        .section-eyebrow {
            display: inline-block;
            padding: 6px 16px;
            background: var(--accent-tint);
            color: var(--accent-terra);
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.03em;
            margin-bottom: 16px;
        }

        .section-title {
            font-family: 'Playfair Display', serif;
            font-size: 48px;
            font-weight: 400;
            line-height: 1.25;
            letter-spacing: -0.02em;
            margin-bottom: 20px;
        }

        .section-title em {
            font-style: italic;
            color: var(--accent-terra);
        }

        .section-subtitle {
            font-size: 18px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
        }

        .feature-card {
            background: var(--bg-white);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-lg);
            padding: 40px 32px;
            transition: all 0.3s ease;
        }

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

        .feature-icon {
            width: 56px;
            height: 56px;
            background: var(--accent-tint);
            color: var(--accent-terra);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            margin-bottom: 24px;
        }

        .feature-card h3 {
            font-family: 'Playfair Display', serif;
            font-size: 24px;
            font-weight: 600;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .feature-card p {
            color: var(--text-muted);
            line-height: 1.7;
            font-size: 15px;
        }

        .content-showcase {
            background: var(--bg-surface);
        }

        .showcase-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
            gap: 28px;
        }

        .showcase-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-warm);
            transition: all 0.3s ease;
        }

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

        .showcase-image {
            width: 100%;
            height: 240px;
            object-fit: cover;
        }

        .showcase-content {
            padding: 28px;
        }

        .showcase-meta {
            display: flex;
            gap: 12px;
            margin-bottom: 16px;
        }

        .tag {
            padding: 4px 12px;
            background: var(--accent-tint);
            color: var(--accent-terra);
            border-radius: var(--radius-pill);
            font-size: 12px;
            font-weight: 500;
        }

        .showcase-card h3 {
            font-family: 'Playfair Display', serif;
            font-size: 22px;
            font-weight: 600;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
            line-height: 1.3;
        }

        .showcase-card p {
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.65;
        }

        .stats-section {
            background: var(--charcoal);
            color: #FFFFFF;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 48px;
            text-align: center;
        }

        .stat-item h4 {
            font-family: 'Playfair Display', serif;
            font-size: 56px;
            font-weight: 600;
            color: var(--accent-terra);
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }

        .stat-item p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
        }

        .image-text-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 80px;
            align-items: center;
        }

        .image-text-section img {
            width: 100%;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
        }

        .image-text-content h2 {
            font-family: 'Playfair Display', serif;
            font-size: 42px;
            font-weight: 400;
            line-height: 1.3;
            letter-spacing: -0.02em;
            margin-bottom: 24px;
        }

        .image-text-content h2 em {
            font-style: italic;
            color: var(--accent-terra);
        }

        .image-text-content p {
            font-size: 17px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 20px;
        }

        .features-list {
            list-style: none;
            margin: 32px 0;
        }

        .features-list li {
            padding: 12px 0 12px 32px;
            position: relative;
            font-size: 16px;
            color: var(--text-muted);
        }

        .features-list li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--accent-terra);
            font-weight: 600;
            font-size: 18px;
        }

        .cms-list-section {
            background: var(--bg-surface);
        }

        .cms-list {
            display: grid;
            gap: 24px;
        }

        .cms-item {
            background: var(--bg-white);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-lg);
            padding: 32px;
            display: grid;
            grid-template-columns: 180px 1fr;
            gap: 32px;
            transition: all 0.3s ease;
        }

        .cms-item:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .cms-image {
            width: 180px;
            height: 120px;
            object-fit: cover;
            border-radius: var(--radius-md);
        }

        .cms-content h3 {
            font-family: 'Playfair Display', serif;
            font-size: 22px;
            font-weight: 600;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .cms-content h3 a:hover {
            color: var(--accent-terra);
        }

        .cms-excerpt {
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.65;
            margin-bottom: 16px;
        }

        .cms-meta {
            display: flex;
            gap: 16px;
            font-size: 13px;
            color: var(--text-muted);
        }

        .cms-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .empty-state {
            text-align: center;
            padding: 60px 20px;
            color: var(--text-muted);
            font-size: 16px;
        }

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

        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            border-bottom: 1px solid var(--border-warm);
            padding: 32px 0;
        }

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

        .faq-question {
            font-family: 'Playfair Display', serif;
            font-size: 22px;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .faq-answer {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.75;
        }

        .cta-section {
            background: linear-gradient(135deg, rgba(31, 36, 33, 0.92) 0%, rgba(31, 36, 33, 0.88) 100%), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            text-align: center;
            color: #FFFFFF;
        }

        .cta-section h2 {
            font-family: 'Playfair Display', serif;
            font-size: 48px;
            font-weight: 400;
            line-height: 1.3;
            letter-spacing: -0.02em;
            margin-bottom: 24px;
        }

        .cta-section h2 em {
            font-style: italic;
            color: var(--accent-terra);
        }

        .cta-section p {
            font-size: 19px;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 40px;
            max-width: 640px;
            margin-left: auto;
            margin-right: auto;
        }

        footer {
            background: var(--charcoal);
            color: rgba(255, 255, 255, 0.8);
            padding: 64px 0 32px;
        }

        .footer-content {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 48px;
        }

        .footer-brand h3 {
            font-family: 'Playfair Display', serif;
            font-size: 24px;
            color: #FFFFFF;
            margin-bottom: 16px;
        }

        .footer-brand p {
            font-size: 15px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.7);
        }

        .footer-section h4 {
            font-size: 16px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 20px;
        }

        .footer-links {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 12px;
        }

        .footer-links a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
        }

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

        .footer-bottom {
            padding-top: 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            text-align: center;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
        }

        @media (max-width: 1024px) {
            .hero h1 {
                font-size: 52px;
            }
            .image-text-section {
                grid-template-columns: 1fr;
                gap: 48px;
            }
            .footer-content {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .container, .container-wide {
                padding: 0 20px;
            }
            nav {
                flex-wrap: wrap;
            }
            .nav-links {
                width: 100%;
                justify-content: center;
                gap: 20px;
                margin-top: 16px;
            }
            .hero {
                min-height: 520px;
                padding: 60px 0;
            }
            .hero h1 {
                font-size: 40px;
            }
            .hero-subtitle {
                font-size: 17px;
            }
            .hero-cta {
                flex-direction: column;
                align-items: stretch;
            }
            .section-title {
                font-size: 36px;
            }
            .features-grid,
            .showcase-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .cms-item {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .cms-image {
                width: 100%;
                height: 200px;
            }
            .cta-section h2 {
                font-size: 36px;
            }
            .footer-content {
                grid-template-columns: 1fr;
                gap: 40px;
            }
        }

        @media (max-width: 520px) {
            .hero h1 {
                font-size: 32px;
            }
            .section-title {
                font-size: 28px;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .stat-item h4 {
                font-size: 42px;
            }
        }

/* roulang page: category1 */
:root {
            --primary-color: #C4612F;
            --primary-hover: #A94E22;
            --primary-light: #F2E3D6;
            --bg-cream: #F7F4EF;
            --bg-surface: #FBF9F5;
            --bg-white: #FFFFFF;
            --border-warm: #E7E1D7;
            --text-dark: #1F2421;
            --text-muted: #5C635D;
            --charcoal: #1F2421;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 999px;
            --shadow-sm: 0 1px 3px rgba(31, 36, 33, 0.08);
            --shadow-md: 0 4px 12px rgba(31, 36, 33, 0.12);
            --shadow-lg: 0 8px 24px rgba(31, 36, 33, 0.16);
            --transition: all 0.3s ease;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            font-weight: 300;
            line-height: 1.7;
            color: var(--text-dark);
            background: var(--bg-cream);
            -webkit-font-smoothing: antialiased;
        }
        
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        
        button, input, textarea {
            font-family: inherit;
            border: none;
            outline: none;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        
        header {
            background: rgba(251, 249, 245, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-warm);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
        }
        
        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
        }
        
        .logo {
            font-family: 'Playfair Display', 'DM Serif Display', serif;
            font-size: 24px;
            font-weight: 600;
            color: var(--text-dark);
            letter-spacing: -0.5px;
        }
        
        .nav-links {
            display: flex;
            gap: 36px;
            list-style: none;
            align-items: center;
        }
        
        .nav-links a {
            font-size: 15px;
            font-weight: 400;
            color: var(--text-muted);
            position: relative;
            padding: 8px 0;
        }
        
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--primary-color);
        }
        
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--primary-color);
        }
        
        .hero-category {
            background: linear-gradient(135deg, rgba(196, 97, 47, 0.08) 0%, rgba(247, 244, 239, 0.95) 100%), 
                        url('/assets/images/backpic/back-2.webp') center/cover;
            padding: 80px 0 100px;
            position: relative;
            overflow: hidden;
        }
        
        .hero-category::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(to bottom, rgba(247, 244, 239, 0.3), rgba(247, 244, 239, 0.8));
            z-index: 1;
        }
        
        .hero-category .container {
            position: relative;
            z-index: 2;
        }
        
        .eyebrow {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary-color);
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.5px;
            margin-bottom: 20px;
        }
        
        .hero-category h1 {
            font-family: 'Playfair Display', 'DM Serif Display', serif;
            font-size: 56px;
            font-weight: 400;
            line-height: 1.2;
            color: var(--text-dark);
            margin-bottom: 24px;
            letter-spacing: -1.5px;
        }
        
        .hero-category h1 em {
            font-style: italic;
            color: var(--primary-color);
        }
        
        .hero-category .lead {
            font-size: 20px;
            line-height: 1.8;
            color: var(--text-muted);
            max-width: 720px;
            margin-bottom: 36px;
            font-weight: 300;
        }
        
        .cta-group {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-pill);
            font-size: 15px;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        
        .btn-primary {
            background: var(--primary-color);
            color: white;
            box-shadow: var(--shadow-md);
        }
        
        .btn-primary:hover {
            background: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }
        
        .btn-outline {
            background: var(--bg-white);
            color: var(--text-dark);
            border-color: var(--border-warm);
        }
        
        .btn-outline:hover {
            border-color: var(--primary-color);
            color: var(--primary-color);
            transform: translateY(-2px);
        }
        
        .section {
            padding: 80px 0;
        }
        
        .section-alt {
            background: var(--bg-white);
        }
        
        .section-header {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 56px;
        }
        
        .section-label {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary-color);
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            margin-bottom: 16px;
        }
        
        .section-title {
            font-family: 'Playfair Display', 'DM Serif Display', serif;
            font-size: 42px;
            font-weight: 400;
            line-height: 1.3;
            color: var(--text-dark);
            margin-bottom: 20px;
            letter-spacing: -1px;
        }
        
        .section-title em {
            font-style: italic;
            color: var(--primary-color);
        }
        
        .section-desc {
            font-size: 18px;
            line-height: 1.8;
            color: var(--text-muted);
            font-weight: 300;
        }
        
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
            margin-top: 48px;
        }
        
        .feature-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-lg);
            padding: 36px;
            transition: var(--transition);
        }
        
        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary-color);
        }
        
        .feature-icon {
            width: 56px;
            height: 56px;
            background: var(--primary-light);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            margin-bottom: 24px;
            color: var(--primary-color);
        }
        
        .feature-card h3 {
            font-family: 'Playfair Display', serif;
            font-size: 24px;
            font-weight: 500;
            margin-bottom: 12px;
            color: var(--text-dark);
        }
        
        .feature-card p {
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-muted);
        }
        
        .scenarios-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        
        .scenario-card {
            background: var(--bg-white);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
        }
        
        .scenario-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }
        
        .scenario-image {
            width: 100%;
            height: 220px;
            object-fit: cover;
        }
        
        .scenario-content {
            padding: 28px;
        }
        
        .scenario-tag {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary-color);
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-size: 12px;
            font-weight: 500;
            margin-bottom: 12px;
        }
        
        .scenario-card h3 {
            font-family: 'Playfair Display', serif;
            font-size: 22px;
            font-weight: 500;
            margin-bottom: 10px;
            color: var(--text-dark);
        }
        
        .scenario-card p {
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-muted);
        }
        
        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-top: 48px;
        }
        
        .step-card {
            text-align: center;
            position: relative;
        }
        
        .step-number {
            width: 64px;
            height: 64px;
            background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: 'Playfair Display', serif;
            font-size: 28px;
            font-weight: 600;
            color: white;
            margin: 0 auto 20px;
            box-shadow: var(--shadow-md);
        }
        
        .step-card h3 {
            font-size: 18px;
            font-weight: 500;
            margin-bottom: 12px;
            color: var(--text-dark);
        }
        
        .step-card p {
            font-size: 15px;
            line-height: 1.6;
            color: var(--text-muted);
        }
        
        .stats-bar {
            background: linear-gradient(135deg, var(--charcoal) 0%, #2a2f2c 100%);
            padding: 60px 0;
            color: white;
        }
        
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 48px;
            text-align: center;
        }
        
        .stat-item h4 {
            font-family: 'Playfair Display', serif;
            font-size: 48px;
            font-weight: 600;
            color: var(--primary-light);
            margin-bottom: 8px;
            letter-spacing: -1px;
        }
        
        .stat-item p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.8);
            font-weight: 300;
        }
        
        .faq-list {
            max-width: 860px;
            margin: 0 auto;
        }
        
        .faq-item {
            background: var(--bg-surface);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-md);
            padding: 28px 32px;
            margin-bottom: 16px;
            transition: var(--transition);
        }
        
        .faq-item:hover {
            border-color: var(--primary-color);
            box-shadow: var(--shadow-sm);
        }
        
        .faq-item h3 {
            font-size: 19px;
            font-weight: 500;
            margin-bottom: 12px;
            color: var(--text-dark);
            display: flex;
            align-items: center;
            gap: 12px;
        }
        
        .faq-item h3::before {
            content: 'Q';
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            background: var(--primary-light);
            color: var(--primary-color);
            border-radius: 50%;
            font-size: 14px;
            font-weight: 600;
            flex-shrink: 0;
        }
        
        .faq-item p {
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-muted);
            padding-left: 40px;
        }
        
        .cta-section {
            background: linear-gradient(135deg, rgba(196, 97, 47, 0.08) 0%, rgba(247, 244, 239, 0.95) 100%),
                        url('/assets/images/backpic/back-3.webp') center/cover;
            padding: 100px 0;
            text-align: center;
            position: relative;
        }
        
        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(to bottom, rgba(247, 244, 239, 0.4), rgba(247, 244, 239, 0.85));
        }
        
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        
        .cta-section h2 {
            font-family: 'Playfair Display', serif;
            font-size: 48px;
            font-weight: 400;
            margin-bottom: 24px;
            color: var(--text-dark);
            letter-spacing: -1px;
        }
        
        .cta-section h2 em {
            font-style: italic;
            color: var(--primary-color);
        }
        
        .cta-section p {
            font-size: 19px;
            line-height: 1.7;
            color: var(--text-muted);
            margin-bottom: 36px;
            max-width: 640px;
            margin-left: auto;
            margin-right: auto;
        }
        
        footer {
            background: var(--charcoal);
            color: rgba(255, 255, 255, 0.85);
            padding: 60px 0 32px;
        }
        
        .footer-content {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 48px;
        }
        
        .footer-brand h3 {
            font-family: 'Playfair Display', serif;
            font-size: 24px;
            margin-bottom: 16px;
            color: white;
        }
        
        .footer-brand p {
            font-size: 15px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.7);
            font-weight: 300;
        }
        
        .footer-section h4 {
            font-size: 16px;
            font-weight: 500;
            margin-bottom: 20px;
            color: white;
        }
        
        .footer-links {
            list-style: none;
        }
        
        .footer-links li {
            margin-bottom: 12px;
        }
        
        .footer-links a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            font-weight: 300;
            transition: var(--transition);
        }
        
        .footer-links a:hover {
            color: var(--primary-light);
            padding-left: 8px;
        }
        
        .footer-bottom {
            padding-top: 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            text-align: center;
        }
        
        .footer-bottom p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            font-weight: 300;
        }
        
        @media (max-width: 1024px) {
            .hero-category h1 {
                font-size: 48px;
            }
            
            .scenarios-grid {
                grid-template-columns: 1fr;
            }
            
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 32px;
            }
            
            .footer-content {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }
        }
        
        @media (max-width: 768px) {
            .container {
                padding: 0 20px;
            }
            
            nav {
                flex-direction: column;
                gap: 20px;
                padding: 16px 0;
            }
            
            .nav-links {
                flex-wrap: wrap;
                gap: 20px;
                justify-content: center;
            }
            
            .hero-category {
                padding: 60px 0 70px;
            }
            
            .hero-category h1 {
                font-size: 36px;
            }
            
            .hero-category .lead {
                font-size: 17px;
            }
            
            .section {
                padding: 60px 0;
            }
            
            .section-title {
                font-size: 32px;
            }
            
            .features-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            
            .process-steps {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            
            .stats-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            
            .cta-section h2 {
                font-size: 36px;
            }
            
            .footer-content {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }
        
        @media (max-width: 520px) {
            .hero-category h1 {
                font-size: 30px;
            }
            
            .cta-group {
                flex-direction: column;
            }
            
            .btn {
                width: 100%;
                justify-content: center;
            }
            
            .section-title {
                font-size: 28px;
            }
            
            .cta-section h2 {
                font-size: 30px;
            }
        }

/* roulang page: category2 */
:root{
  --c-primary:#c8562a;
  --c-primary-dark:#a3421d;
  --c-accent:#f0a860;
  --c-ink:#1f1a17;
  --c-ink-2:#4a4038;
  --c-muted:#8a7f76;
  --c-bg:#fbf6ee;
  --c-surface:#ffffff;
  --c-border:#ece2d3;
  --c-line:#e8dcc7;
  --radius-s:8px;
  --radius:14px;
  --radius-l:22px;
  --shadow-s:0 4px 14px rgba(52,30,15,.06);
  --shadow:0 12px 34px rgba(52,30,15,.10);
  --shadow-l:0 22px 55px rgba(52,30,15,.14);
  --sp:clamp(56px,7vw,96px);
  --f-sans:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  --f-serif:"Noto Serif SC","Songti SC",Georgia,serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--f-sans);color:var(--c-ink);background:var(--c-bg);line-height:1.7;font-size:16px}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-primary)}
button{font-family:inherit;cursor:pointer;border:0;background:none}
h1,h2,h3,h4{font-family:var(--f-serif);color:var(--c-ink);line-height:1.25;margin:0 0 .5em;font-weight:700}
p{margin:0 0 1em}
ul{margin:0;padding:0;list-style:none}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* Header */
header{position:sticky;top:0;z-index:50;background:rgba(251,246,238,.92);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--c-border)}
header nav{display:flex;align-items:center;justify-content:space-between;padding:16px 0;gap:24px}
.logo{font-family:var(--f-serif);font-size:22px;font-weight:700;color:var(--c-primary);letter-spacing:.5px}
.nav-links{display:flex;gap:6px;flex-wrap:wrap}
.nav-links a{display:inline-block;padding:9px 16px;border-radius:999px;font-size:15px;color:var(--c-ink-2);font-weight:500;transition:all .25s ease}
.nav-links a:hover{background:#f2e6d3;color:var(--c-primary-dark)}
.nav-links a.active{background:var(--c-primary);color:#fff;box-shadow:0 6px 16px rgba(200,86,42,.28)}

/* Banner */
.banner{position:relative;overflow:hidden;padding:calc(var(--sp) + 8px) 0 var(--sp);color:#fff;isolation:isolate}
.banner::before{content:"";position:absolute;inset:0;background:url("/assets/images/backpic/back-2.webp") center/cover no-repeat;z-index:-2;transform:scale(1.02)}
.banner::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(30,15,5,.72) 0%,rgba(60,25,10,.58) 45%,rgba(200,86,42,.55) 100%);z-index:-1}
.banner .tag-line{display:inline-flex;align-items:center;gap:10px;padding:8px 16px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);border-radius:999px;font-size:13px;letter-spacing:1px;margin-bottom:22px}
.banner .tag-line span{width:6px;height:6px;background:var(--c-accent);border-radius:50%;box-shadow:0 0 0 4px rgba(240,168,96,.25)}
.banner h1{color:#fff;font-size:clamp(34px,5vw,58px);max-width:820px;margin-bottom:20px}
.banner p.lead{font-size:clamp(16px,1.5vw,19px);max-width:640px;color:rgba(255,255,255,.9);margin-bottom:32px}
.banner .cta-row{display:flex;flex-wrap:wrap;gap:14px}
.banner .stats{margin-top:56px;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;max-width:820px}
.banner .stats .st{border-left:2px solid rgba(255,255,255,.35);padding-left:16px}
.banner .stats .st strong{display:block;font-family:var(--f-serif);font-size:30px;color:#fff}
.banner .stats .st span{font-size:13px;color:rgba(255,255,255,.75);letter-spacing:.5px}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 26px;border-radius:999px;font-weight:600;font-size:15px;transition:all .25s ease;border:1px solid transparent}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 10px 22px rgba(200,86,42,.35)}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 14px 28px rgba(200,86,42,.42)}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.4)}
.btn-ghost:hover{background:#fff;color:var(--c-primary-dark)}
.btn-outline{background:transparent;color:var(--c-primary-dark);border-color:var(--c-primary)}
.btn-outline:hover{background:var(--c-primary);color:#fff}

/* Section base */
section{padding:var(--sp) 0}
.sec-head{max-width:720px;margin:0 auto 48px;text-align:center}
.sec-head .eyebrow{display:inline-block;font-size:12px;letter-spacing:3px;color:var(--c-primary);font-weight:700;text-transform:uppercase;margin-bottom:14px;padding:4px 12px;background:#f6ead7;border-radius:4px}
.sec-head h2{font-size:clamp(26px,3.2vw,40px);margin-bottom:14px}
.sec-head p{color:var(--c-ink-2);font-size:16px}

/* Intro two-col */
.intro{background:var(--c-surface)}
.intro-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
.intro-copy h2{font-size:clamp(28px,3.4vw,42px);margin-bottom:20px}
.intro-copy p{color:var(--c-ink-2);font-size:16.5px;margin-bottom:14px}
.intro-copy .highlights{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:26px}
.intro-copy .highlights div{padding:14px 16px;background:var(--c-bg);border-left:3px solid var(--c-primary);border-radius:0 var(--radius-s) var(--radius-s) 0}
.intro-copy .highlights strong{display:block;font-family:var(--f-serif);color:var(--c-primary-dark);font-size:15px;margin-bottom:4px}
.intro-copy .highlights span{font-size:13.5px;color:var(--c-muted)}
.intro-visual{position:relative}
.intro-visual img{border-radius:var(--radius-l);box-shadow:var(--shadow-l);width:100%;aspect-ratio:4/5;object-fit:cover}
.intro-visual .badge{position:absolute;bottom:-20px;left:-20px;background:#fff;padding:18px 22px;border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--c-border);max-width:220px}
.intro-visual .badge strong{display:block;font-family:var(--f-serif);font-size:22px;color:var(--c-primary);margin-bottom:2px}
.intro-visual .badge span{font-size:13px;color:var(--c-muted)}

/* Themes / cards */
.themes{background:var(--c-bg)}
.theme-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.theme-card{background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius-l);overflow:hidden;transition:all .3s ease;display:flex;flex-direction:column}
.theme-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-l);border-color:var(--c-accent)}
.theme-card .cover{position:relative;aspect-ratio:16/10;overflow:hidden}
.theme-card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.theme-card:hover .cover img{transform:scale(1.06)}
.theme-card .tag{position:absolute;top:14px;left:14px;background:rgba(255,255,255,.94);color:var(--c-primary-dark);padding:5px 12px;border-radius:999px;font-size:12px;font-weight:600}
.theme-card .body{padding:24px 24px 26px;flex:1;display:flex;flex-direction:column}
.theme-card h3{font-size:20px;margin-bottom:10px}
.theme-card p{font-size:14.5px;color:var(--c-ink-2);flex:1}
.theme-card .meta{display:flex;justify-content:space-between;align-items:center;margin-top:16px;padding-top:16px;border-top:1px dashed var(--c-line);font-size:13px;color:var(--c-muted)}
.theme-card .meta strong{color:var(--c-primary);font-weight:600}

/* Format / who */
.format{background:var(--c-surface)}
.format-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.format-item{padding:32px 24px;border-radius:var(--radius);background:var(--c-bg);border:1px solid var(--c-border);position:relative;transition:all .3s ease}
.format-item:hover{background:#fff;border-color:var(--c-primary);box-shadow:var(--shadow)}
.format-item .num{font-family:var(--f-serif);font-size:38px;color:var(--c-primary);font-weight:700;line-height:1;margin-bottom:14px;opacity:.85}
.format-item h4{font-size:17px;margin-bottom:8px}
.format-item p{font-size:14px;color:var(--c-ink-2);margin:0}

/* Flow */
.flow{background:linear-gradient(180deg,var(--c-bg) 0%,#f4e8d5 100%)}
.flow-line{position:relative;margin-top:20px}
.flow-line::before{content:"";position:absolute;top:36px;left:5%;right:5%;height:2px;background:repeating-linear-gradient(90deg,var(--c-primary) 0 8px,transparent 8px 16px)}
.flow-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;position:relative}
.flow-step{text-align:center;position:relative}
.flow-step .circle{width:72px;height:72px;background:#fff;border:2px solid var(--c-primary);border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:var(--f-serif);font-size:24px;color:var(--c-primary);font-weight:700;margin:0 auto 18px;box-shadow:0 6px 16px rgba(200,86,42,.15);position:relative;z-index:2}
.flow-step h4{font-size:16px;margin-bottom:6px}
.flow-step p{font-size:13.5px;color:var(--c-ink-2);margin:0;padding:0 6px}

/* Featured event */
.featured{background:var(--c-surface)}
.featured-wrap{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;background:linear-gradient(120deg,#fff 0%,#fbf1e0 100%);border:1px solid var(--c-border);border-radius:var(--radius-l);padding:48px;box-shadow:var(--shadow-s)}
.featured-wrap img{border-radius:var(--radius);aspect-ratio:5/4;object-fit:cover;box-shadow:var(--shadow)}
.featured-copy .label{display:inline-block;background:var(--c-primary);color:#fff;padding:4px 12px;border-radius:4px;font-size:12px;letter-spacing:1px;margin-bottom:14px}
.featured-copy h3{font-size:clamp(24px,2.6vw,32px);margin-bottom:14px}
.featured-copy p{color:var(--c-ink-2);font-size:15.5px}
.featured-copy .info{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:22px 0 28px}
.featured-copy .info div{padding:12px 14px;background:#fff;border:1px solid var(--c-border);border-radius:var(--radius-s)}
.featured-copy .info small{display:block;font-size:12px;color:var(--c-muted);margin-bottom:2px}
.featured-copy .info strong{font-family:var(--f-serif);color:var(--c-ink);font-size:15px}

/* Voices */
.voices{background:var(--c-bg)}
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.voice{background:var(--c-surface);border-radius:var(--radius);padding:30px 28px;border:1px solid var(--c-border);position:relative;transition:all .3s ease}
.voice:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.voice::before{content:"“";position:absolute;top:6px;right:24px;font-family:Georgia,serif;font-size:70px;color:var(--c-accent);opacity:.35;line-height:1}
.voice p{font-size:15px;color:var(--c-ink-2);font-style:italic;margin-bottom:22px}
.voice .who{display:flex;align-items:center;gap:12px;padding-top:16px;border-top:1px solid var(--c-line)}
.voice .avatar{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--c-primary),var(--c-accent));display:flex;align-items:center;justify-content:center;color:#fff;font-family:var(--f-serif);font-weight:700;font-size:17px}
.voice .who strong{display:block;font-size:14.5px;color:var(--c-ink)}
.voice .who span{font-size:12.5px;color:var(--c-muted)}

/* FAQ */
.faq{background:var(--c-surface)}
.faq-list{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-item{border:1px solid var(--c-border);border-radius:var(--radius);background:var(--c-bg);overflow:hidden;transition:all .25s ease}
.faq-item[open]{background:#fff;border-color:var(--c-accent);box-shadow:var(--shadow-s)}
.faq-item summary{padding:20px 26px;cursor:pointer;font-family:var(--f-serif);font-size:17px;font-weight:600;color:var(--c-ink);display:flex;justify-content:space-between;align-items:center;list-style:none;gap:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-family:var(--f-serif);color:var(--c-primary);font-size:26px;transition:transform .3s ease;flex-shrink:0}
.faq-item[open] summary::after{content:"−"}
.faq-item .a{padding:0 26px 22px;color:var(--c-ink-2);font-size:14.5px;line-height:1.75}

/* CTA */
.cta{padding:var(--sp) 0;background:linear-gradient(120deg,#2a1408 0%,#5c2413 60%,#a3421d 100%);color:#fff;position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;inset:0;background:url("/assets/images/backpic/back-3.webp") center/cover;opacity:.14;mix-blend-mode:overlay}
.cta-inner{position:relative;text-align:center;max-width:720px;margin:0 auto}
.cta h2{color:#fff;font-size:clamp(28px,3.4vw,42px);margin-bottom:16px}
.cta p{color:rgba(255,255,255,.85);font-size:16.5px;margin-bottom:32px}
.cta .cta-btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* Footer */
footer{background:#1a120c;color:rgba(255,255,255,.72);padding:70px 0 26px;font-size:14.5px}
.footer-content{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:48px;margin-bottom:48px}
.footer-brand h3{color:#fff;font-size:22px;margin-bottom:14px;font-family:var(--f-serif)}
.footer-brand p{color:rgba(255,255,255,.6);line-height:1.85;font-size:14px}
.footer-section h4{color:#fff;font-size:15px;margin-bottom:18px;font-family:var(--f-sans);font-weight:600;letter-spacing:.5px}
.footer-links li{margin-bottom:11px}
.footer-links a{color:rgba(255,255,255,.62);font-size:14px}
.footer-links a:hover{color:var(--c-accent)}
.footer-bottom{padding-top:24px;border-top:1px solid rgba(255,255,255,.09);text-align:center;font-size:13px;color:rgba(255,255,255,.5)}

/* Responsive */
@media(max-width:1024px){
  .theme-grid,.voice-grid{grid-template-columns:repeat(2,1fr)}
  .format-grid{grid-template-columns:repeat(2,1fr)}
  .flow-grid{grid-template-columns:repeat(5,1fr);gap:12px}
  .footer-content{grid-template-columns:1fr 1fr;gap:36px}
  .intro-grid{gap:40px}
  .featured-wrap{padding:36px}
}
@media(max-width:768px){
  header nav{flex-direction:column;align-items:flex-start;gap:12px;padding:14px 0}
  .nav-links{width:100%;overflow-x:auto;flex-wrap:nowrap;padding-bottom:4px;-webkit-overflow-scrolling:touch}
  .nav-links a{white-space:nowrap;font-size:14px;padding:8px 14px}
  .banner{padding:70px 0 60px}
  .banner .stats{grid-template-columns:repeat(2,1fr);gap:20px;margin-top:40px}
  .intro-grid{grid-template-columns:1fr;gap:50px}
  .intro-visual .badge{left:0;bottom:16px}
  .intro-copy .highlights{grid-template-columns:1fr}
  .featured-wrap{grid-template-columns:1fr;padding:28px;gap:28px}
  .flow-line::before{display:none}
  .flow-grid{grid-template-columns:repeat(2,1fr);gap:24px}
}
@media(max-width:520px){
  :root{--sp:52px}
  .container{padding:0 18px}
  .banner .cta-row{flex-direction:column;align-items:stretch}
  .banner .cta-row .btn{justify-content:center}
  .theme-grid,.voice-grid,.format-grid{grid-template-columns:1fr}
  .flow-grid{grid-template-columns:1fr}
  .featured-copy .info{grid-template-columns:1fr}
  .footer-content{grid-template-columns:1fr;gap:30px}
  .sec-head{margin-bottom:36px}
}

/* roulang page: category3 */
:root{
    --c-primary:#c8462c;
    --c-primary-dark:#a3341e;
    --c-accent:#e8b04b;
    --c-ink:#1f1a17;
    --c-body:#4a4340;
    --c-muted:#8a807c;
    --c-line:#e8e0d8;
    --c-bg:#fbf7f2;
    --c-bg-alt:#f4ede4;
    --c-white:#ffffff;
    --radius-sm:8px;
    --radius:14px;
    --radius-lg:22px;
    --shadow-sm:0 2px 8px rgba(60,40,30,.06);
    --shadow:0 12px 32px rgba(60,40,30,.10);
    --shadow-lg:0 24px 60px rgba(60,40,30,.16);
    --space:clamp(64px,8vw,110px);
    --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--c-body);background:var(--c-bg);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-primary)}
button{font-family:inherit;cursor:pointer;border:none;background:none}
h1,h2,h3,h4{color:var(--c-ink);line-height:1.3;margin:0 0 .6em;font-weight:700;letter-spacing:.01em}
p{margin:0 0 1em}
ul{margin:0;padding:0;list-style:none}
.container{width:min(1200px,92%);margin:0 auto}

/* Header */
header{position:sticky;top:0;z-index:50;background:rgba(251,247,242,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--c-line)}
header nav{display:flex;align-items:center;justify-content:space-between;padding:18px 0}
.logo{font-size:22px;font-weight:800;color:var(--c-primary);letter-spacing:.02em;position:relative;padding-left:14px}
.logo::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:6px;height:22px;background:linear-gradient(180deg,var(--c-primary),var(--c-accent));border-radius:3px}
.nav-links{display:flex;gap:6px;flex-wrap:wrap}
.nav-links a{padding:10px 16px;border-radius:999px;font-size:15px;font-weight:500;color:var(--c-ink);transition:all .25s ease}
.nav-links a:hover{background:var(--c-bg-alt);color:var(--c-primary)}
.nav-links a.active{background:var(--c-primary);color:#fff;box-shadow:0 6px 18px rgba(200,70,44,.32)}

/* Hero - 版式与首页不同，采用上下堆叠 + 左右信息带 */
.hero{position:relative;padding:100px 0 90px;background:linear-gradient(135deg,rgba(31,26,23,.72),rgba(163,52,30,.55)),url("/assets/images/backpic/back-3.webp") center/cover no-repeat;color:#fff;overflow:hidden}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:80px;background:linear-gradient(180deg,transparent,var(--c-bg))}
.hero-tag{display:inline-flex;align-items:center;gap:8px;padding:8px 18px;border-radius:999px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);font-size:14px;margin-bottom:22px}
.hero-tag::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--c-accent);box-shadow:0 0 0 4px rgba(232,176,75,.28)}
.hero h1{font-size:clamp(34px,4.6vw,58px);color:#fff;max-width:820px;margin-bottom:22px}
.hero-lead{font-size:clamp(16px,1.4vw,19px);color:rgba(255,255,255,.9);max-width:720px;margin-bottom:36px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:56px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 30px;border-radius:999px;font-weight:600;font-size:15px;transition:all .28s ease;border:1px solid transparent}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 12px 30px rgba(200,70,44,.4)}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 16px 36px rgba(200,70,44,.5)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.4)}
.btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff}
.btn-outline{background:transparent;color:var(--c-primary);border-color:var(--c-primary)}
.btn-outline:hover{background:var(--c-primary);color:#fff}
.hero-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;background:rgba(255,255,255,.16);border-radius:var(--radius);overflow:hidden;backdrop-filter:blur(8px)}
.hero-strip-item{background:rgba(31,26,23,.35);padding:22px 20px}
.hero-strip-item strong{display:block;font-size:26px;color:#fff;font-weight:800;margin-bottom:4px}
.hero-strip-item span{font-size:13px;color:rgba(255,255,255,.78)}

/* Section base */
section{padding:var(--space) 0;position:relative}
.section-head{text-align:center;max-width:720px;margin:0 auto 60px}
.section-eyebrow{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.15em;color:var(--c-primary);text-transform:uppercase;margin-bottom:14px}
.section-head h2{font-size:clamp(28px,3.2vw,40px);margin-bottom:16px}
.section-head p{color:var(--c-muted);font-size:16px}

/* Value grid - 卖点 */
.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.value-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-lg);padding:36px 30px;transition:all .3s ease;position:relative;overflow:hidden}
.value-card::before{content:"";position:absolute;left:0;top:0;width:100%;height:4px;background:linear-gradient(90deg,var(--c-primary),var(--c-accent));transform:scaleX(0);transform-origin:left;transition:transform .4s ease}
.value-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.value-card:hover::before{transform:scaleX(1)}
.value-icon{width:56px;height:56px;border-radius:16px;background:linear-gradient(135deg,var(--c-bg-alt),var(--c-bg));display:flex;align-items:center;justify-content:center;font-size:26px;margin-bottom:22px;color:var(--c-primary)}
.value-card h3{font-size:20px;margin-bottom:12px}
.value-card p{color:var(--c-muted);font-size:15px;margin:0}

/* Scenes - 适用场景，横向卡片 */
.scenes{background:var(--c-bg-alt)}
.scene-list{display:grid;grid-template-columns:repeat(2,1fr);gap:30px}
.scene-item{display:flex;gap:22px;background:#fff;border-radius:var(--radius);padding:26px;border:1px solid var(--c-line);transition:all .3s ease}
.scene-item:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.scene-thumb{flex-shrink:0;width:140px;height:140px;border-radius:var(--radius-sm);overflow:hidden;position:relative}
.scene-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.scene-item:hover .scene-thumb img{transform:scale(1.06)}
.scene-body{flex:1;min-width:0}
.scene-body h3{font-size:19px;margin-bottom:8px}
.scene-tags{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0 0}
.scene-tags span{padding:4px 12px;background:var(--c-bg);border-radius:999px;font-size:12px;color:var(--c-primary);border:1px solid var(--c-line)}
.scene-body p{font-size:14.5px;color:var(--c-body);margin:0}

/* Process - 流程 */
.process{position:relative}
.process-timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;margin-top:20px}
.process-timeline::before{content:"";position:absolute;top:38px;left:8%;right:8%;height:2px;background:linear-gradient(90deg,var(--c-line),var(--c-primary) 50%,var(--c-line));z-index:0}
.process-step{position:relative;text-align:center;padding:0 16px;z-index:1}
.process-num{width:76px;height:76px;border-radius:50%;background:#fff;border:2px solid var(--c-primary);color:var(--c-primary);display:flex;align-items:center;justify-content:center;font-size:26px;font-weight:800;margin:0 auto 20px;box-shadow:var(--shadow-sm);transition:all .3s ease}
.process-step:hover .process-num{background:var(--c-primary);color:#fff;transform:scale(1.05)}
.process-step h4{font-size:17px;margin-bottom:10px}
.process-step p{font-size:14px;color:var(--c-muted);margin:0}

/* Route showcase - 精选路线，2大1小非对称布局 */
.routes{background:linear-gradient(180deg,var(--c-bg),#fff)}
.route-grid{display:grid;grid-template-columns:2fr 1fr;grid-template-rows:auto auto;gap:24px}
.route-card{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:all .35s ease;background:#fff;min-height:280px}
.route-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}
.route-card.large{grid-row:span 2;min-height:580px}
.route-card img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;transition:transform .6s ease}
.route-card:hover img{transform:scale(1.05)}
.route-mask{position:absolute;inset:0;background:linear-gradient(180deg,rgba(31,26,23,0) 40%,rgba(31,26,23,.88) 100%);display:flex;flex-direction:column;justify-content:flex-end;padding:32px}
.route-badge{align-self:flex-start;padding:6px 14px;background:var(--c-accent);color:var(--c-ink);border-radius:999px;font-size:12px;font-weight:700;margin-bottom:16px}
.route-mask h3{color:#fff;font-size:24px;margin-bottom:8px}
.route-card.large .route-mask h3{font-size:30px}
.route-mask p{color:rgba(255,255,255,.85);font-size:14px;margin:0}
.route-meta{display:flex;gap:16px;color:rgba(255,255,255,.75);font-size:13px;margin-top:14px}
.route-meta span{display:inline-flex;align-items:center;gap:6px}

/* Safety - 安全保障，深色区块 */
.safety{background:linear-gradient(135deg,#2a201c 0%,#1f1a17 100%);color:#fff}
.safety .section-head h2{color:#fff}
.safety .section-head p{color:rgba(255,255,255,.7)}
.safety .section-eyebrow{color:var(--c-accent)}
.safety-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.safety-item{padding:32px 26px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius);transition:all .3s ease}
.safety-item:hover{background:rgba(255,255,255,.08);border-color:var(--c-accent);transform:translateY(-4px)}
.safety-item .num{font-size:36px;font-weight:800;color:var(--c-accent);line-height:1;margin-bottom:14px;font-family:"Georgia",serif}
.safety-item h4{color:#fff;font-size:17px;margin-bottom:10px}
.safety-item p{color:rgba(255,255,255,.7);font-size:14px;margin:0}

/* FAQ */
.faq-list{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-item{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);overflow:hidden;transition:all .3s ease}
.faq-item:hover{border-color:var(--c-primary);box-shadow:var(--shadow-sm)}
.faq-q{width:100%;padding:22px 28px;text-align:left;display:flex;align-items:center;justify-content:space-between;font-size:16.5px;font-weight:600;color:var(--c-ink);gap:16px}
.faq-q::after{content:"+";font-size:24px;color:var(--c-primary);font-weight:400;transition:transform .3s ease;flex-shrink:0}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease,padding .3s ease;padding:0 28px;color:var(--c-body);font-size:15px}
.faq-item.open .faq-a{max-height:400px;padding:0 28px 24px}

/* Testimonial band */
.voices{background:var(--c-bg-alt)}
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.voice-card{background:#fff;padding:32px 28px;border-radius:var(--radius);border:1px solid var(--c-line);position:relative}
.voice-card::before{content:"“";position:absolute;top:16px;right:24px;font-size:72px;color:var(--c-bg-alt);font-family:"Georgia",serif;line-height:1}
.voice-text{font-size:15px;color:var(--c-body);margin-bottom:22px;position:relative;z-index:1}
.voice-people{display:flex;align-items:center;gap:14px}
.voice-avatar{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,var(--c-primary),var(--c-accent));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:18px}
.voice-name{font-weight:600;color:var(--c-ink);font-size:15px}
.voice-role{font-size:13px;color:var(--c-muted)}

/* CTA */
.cta{background:linear-gradient(135deg,var(--c-primary) 0%,var(--c-primary-dark) 100%);color:#fff;text-align:center;position:relative;overflow:hidden}
.cta::before,.cta::after{content:"";position:absolute;border-radius:50%;background:rgba(232,176,75,.15)}
.cta::before{width:400px;height:400px;top:-200px;left:-100px}
.cta::after{width:300px;height:300px;bottom:-150px;right:-80px}
.cta .container{position:relative;z-index:1}
.cta h2{color:#fff;font-size:clamp(28px,3.2vw,40px);margin-bottom:18px}
.cta p{color:rgba(255,255,255,.9);font-size:17px;max-width:620px;margin:0 auto 34px}
.cta .btn-primary{background:#fff;color:var(--c-primary)}
.cta .btn-primary:hover{background:var(--c-accent);color:var(--c-ink)}
.cta .btn-ghost{border-color:rgba(255,255,255,.5)}

/* Footer */
footer{background:#1a1613;color:rgba(255,255,255,.72);padding:80px 0 30px}
.footer-content{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:50px;margin-bottom:50px}
.footer-brand h3{color:#fff;font-size:22px;margin-bottom:16px}
.footer-brand p{font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.62)}
.footer-section h4{color:#fff;font-size:16px;margin-bottom:20px;position:relative;padding-bottom:10px}
.footer-section h4::after{content:"";position:absolute;left:0;bottom:0;width:28px;height:2px;background:var(--c-accent)}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14.5px;color:rgba(255,255,255,.62);transition:all .2s ease}
.footer-links a:hover{color:var(--c-accent);padding-left:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:24px;text-align:center;font-size:13.5px;color:rgba(255,255,255,.5)}

/* Responsive */
@media (max-width:1024px){
    .value-grid,.safety-grid{grid-template-columns:repeat(2,1fr)}
    .voice-grid{grid-template-columns:repeat(2,1fr)}
    .process-timeline{grid-template-columns:repeat(2,1fr);gap:40px 20px}
    .process-timeline::before{display:none}
    .footer-content{grid-template-columns:1fr 1fr}
    .hero-strip{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
    header nav{flex-wrap:wrap;gap:12px}
    .nav-links{gap:2px;width:100%;overflow-x:auto;padding-bottom:4px}
    .nav-links a{padding:8px 14px;font-size:14px;white-space:nowrap}
    .hero{padding:70px 0 60px}
    .scene-list,.value-grid,.voice-grid,.route-grid,.safety-grid{grid-template-columns:1fr}
    .route-card.large{grid-row:auto;min-height:320px}
    .scene-item{flex-direction:column}
    .scene-thumb{width:100%;height:180px}
    .footer-content{grid-template-columns:1fr;gap:36px}
    .hero-actions{flex-direction:column;align-items:stretch}
    .btn{justify-content:center}
}
@media (max-width:520px){
    .hero-strip{grid-template-columns:1fr}
    .process-timeline{grid-template-columns:1fr}
    .hero h1{font-size:30px}
    .faq-q{padding:18px 20px;font-size:15px}
    .faq-item.open .faq-a{padding:0 20px 20px}
}

/* roulang page: category4 */
:root {
            --primary-color: #C4612F;
            --primary-hover: #A94E22;
            --primary-tint: #F2E3D6;
            --bg-warm: #F7F4EF;
            --surface-light: #FBF9F5;
            --surface-white: #FFFFFF;
            --border-warm: #E7E1D7;
            --text-dark: #1F2421;
            --text-muted: #5C635D;
            --charcoal: #1F2421;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 999px;
            --shadow-sm: 0 1px 3px rgba(31, 36, 33, 0.08);
            --shadow-md: 0 4px 12px rgba(31, 36, 33, 0.12);
            --shadow-lg: 0 8px 24px rgba(31, 36, 33, 0.15);
            --transition: all 0.3s ease;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: Inter, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            font-weight: 300;
            line-height: 1.7;
            color: var(--text-dark);
            background: var(--bg-warm);
            -webkit-font-smoothing: antialiased;
        }
        
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        
        button, input, textarea {
            font-family: inherit;
            border: none;
            outline: none;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        
        header {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-warm);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
        }
        
        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 18px 0;
        }
        
        .logo {
            font-family: 'Playfair Display', serif;
            font-size: 24px;
            font-weight: 600;
            color: var(--primary-color);
            letter-spacing: -0.5px;
        }
        
        .nav-links {
            display: flex;
            gap: 36px;
            list-style: none;
        }
        
        .nav-links a {
            font-size: 15px;
            font-weight: 400;
            color: var(--text-muted);
            position: relative;
        }
        
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--primary-color);
        }
        
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--primary-color);
        }
        
        .hero-banner {
            background: linear-gradient(135deg, rgba(196, 97, 47, 0.08) 0%, rgba(242, 227, 214, 0.15) 100%), 
                        url('/assets/images/backpic/back-2.webp') center/cover;
            padding: 120px 0 80px;
            text-align: center;
            position: relative;
            border-bottom: 1px solid var(--border-warm);
        }
        
        .hero-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(255, 255, 255, 0.7);
            z-index: 1;
        }
        
        .hero-banner .container {
            position: relative;
            z-index: 2;
        }
        
        .eyebrow {
            display: inline-block;
            padding: 6px 16px;
            background: var(--primary-tint);
            color: var(--primary-color);
            font-size: 13px;
            font-weight: 500;
            border-radius: var(--radius-pill);
            margin-bottom: 20px;
            letter-spacing: 0.3px;
        }
        
        .hero-banner h1 {
            font-family: 'Playfair Display', serif;
            font-size: 56px;
            font-weight: 400;
            line-height: 1.2;
            margin-bottom: 24px;
            letter-spacing: -1px;
            color: var(--text-dark);
        }
        
        .hero-banner h1 em {
            font-style: italic;
            color: var(--primary-color);
        }
        
        .hero-banner p {
            font-size: 18px;
            font-weight: 300;
            color: var(--text-muted);
            max-width: 680px;
            margin: 0 auto 36px;
            line-height: 1.8;
        }
        
        .btn-primary {
            display: inline-block;
            padding: 14px 36px;
            background: var(--primary-color);
            color: white;
            font-size: 15px;
            font-weight: 500;
            border-radius: var(--radius-pill);
            cursor: pointer;
            transition: var(--transition);
            box-shadow: var(--shadow-md);
        }
        
        .btn-primary:hover {
            background: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }
        
        .btn-secondary {
            display: inline-block;
            padding: 14px 36px;
            background: var(--surface-white);
            color: var(--primary-color);
            font-size: 15px;
            font-weight: 500;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-warm);
            cursor: pointer;
            transition: var(--transition);
            margin-left: 12px;
        }
        
        .btn-secondary:hover {
            background: var(--primary-tint);
            border-color: var(--primary-color);
            transform: translateY(-2px);
        }
        
        section {
            padding: 80px 0;
        }
        
        .section-header {
            text-align: center;
            margin-bottom: 56px;
        }
        
        .section-header h2 {
            font-family: 'Playfair Display', serif;
            font-size: 42px;
            font-weight: 400;
            margin-bottom: 16px;
            letter-spacing: -0.8px;
            color: var(--text-dark);
        }
        
        .section-header h2 em {
            font-style: italic;
            color: var(--primary-color);
        }
        
        .section-header p {
            font-size: 17px;
            font-weight: 300;
            color: var(--text-muted);
            max-width: 640px;
            margin: 0 auto;
            line-height: 1.7;
        }
        
        .activity-types {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 28px;
        }
        
        .activity-card {
            background: var(--surface-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-warm);
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }
        
        .activity-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary-color);
        }
        
        .activity-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
        
        .activity-card-content {
            padding: 24px;
        }
        
        .activity-tag {
            display: inline-block;
            padding: 4px 12px;
            background: var(--primary-tint);
            color: var(--primary-color);
            font-size: 12px;
            font-weight: 500;
            border-radius: var(--radius-pill);
            margin-bottom: 12px;
        }
        
        .activity-card h3 {
            font-family: 'Playfair Display', serif;
            font-size: 22px;
            font-weight: 500;
            margin-bottom: 12px;
            color: var(--text-dark);
        }
        
        .activity-card p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
        }
        
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 32px;
        }
        
        .feature-item {
            text-align: center;
            padding: 32px 24px;
            background: var(--surface-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-warm);
            transition: var(--transition);
        }
        
        .feature-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }
        
        .feature-icon {
            width: 56px;
            height: 56px;
            background: var(--primary-tint);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 26px;
        }
        
        .feature-item h3 {
            font-family: 'Playfair Display', serif;
            font-size: 20px;
            font-weight: 500;
            margin-bottom: 12px;
            color: var(--text-dark);
        }
        
        .feature-item p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }
        
        .process-section {
            background: var(--surface-light);
        }
        
        .process-steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 36px;
        }
        
        .process-step {
            text-align: center;
            position: relative;
        }
        
        .step-number {
            width: 48px;
            height: 48px;
            background: var(--primary-color);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 600;
            margin: 0 auto 20px;
            box-shadow: var(--shadow-md);
        }
        
        .process-step h3 {
            font-family: 'Playfair Display', serif;
            font-size: 20px;
            font-weight: 500;
            margin-bottom: 12px;
            color: var(--text-dark);
        }
        
        .process-step p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }
        
        .highlight-section {
            background: var(--charcoal);
            color: white;
        }
        
        .highlight-section .section-header h2,
        .highlight-section .section-header p {
            color: white;
        }
        
        .highlight-section .section-header p {
            opacity: 0.85;
        }
        
        .highlight-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 28px;
        }
        
        .highlight-card {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-lg);
            padding: 32px;
            transition: var(--transition);
        }
        
        .highlight-card:hover {
            background: rgba(255, 255, 255, 0.12);
            transform: translateY(-3px);
        }
        
        .highlight-card h3 {
            font-family: 'Playfair Display', serif;
            font-size: 22px;
            font-weight: 500;
            margin-bottom: 12px;
            color: white;
        }
        
        .highlight-card p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.7;
        }
        
        .stats-row {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 32px;
            margin-top: 48px;
        }
        
        .stat-item {
            text-align: center;
            padding: 28px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(255, 255, 255, 0.15);
        }
        
        .stat-number {
            font-family: 'Playfair Display', serif;
            font-size: 40px;
            font-weight: 600;
            color: var(--primary-color);
            margin-bottom: 8px;
        }
        
        .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.8);
        }
        
        .faq-section {
            background: var(--surface-light);
        }
        
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        
        .faq-item {
            background: var(--surface-white);
            border-radius: var(--radius-md);
            padding: 28px;
            margin-bottom: 16px;
            border: 1px solid var(--border-warm);
            transition: var(--transition);
        }
        
        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }
        
        .faq-question {
            font-family: 'Playfair Display', serif;
            font-size: 19px;
            font-weight: 500;
            margin-bottom: 12px;
            color: var(--text-dark);
        }
        
        .faq-answer {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
        }
        
        .cta-section {
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
            color: white;
            text-align: center;
            padding: 100px 0;
        }
        
        .cta-section h2 {
            font-family: 'Playfair Display', serif;
            font-size: 42px;
            font-weight: 400;
            margin-bottom: 20px;
            letter-spacing: -0.8px;
        }
        
        .cta-section p {
            font-size: 18px;
            font-weight: 300;
            margin-bottom: 36px;
            opacity: 0.95;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        
        .cta-section .btn-primary {
            background: white;
            color: var(--primary-color);
        }
        
        .cta-section .btn-primary:hover {
            background: var(--primary-tint);
            transform: translateY(-2px);
        }
        
        footer {
            background: var(--charcoal);
            color: rgba(255, 255, 255, 0.8);
            padding: 64px 0 32px;
        }
        
        .footer-content {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 48px;
        }
        
        .footer-brand h3 {
            font-family: 'Playfair Display', serif;
            font-size: 24px;
            color: white;
            margin-bottom: 16px;
        }
        
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            opacity: 0.8;
        }
        
        .footer-section h4 {
            font-family: 'Playfair Display', serif;
            font-size: 17px;
            color: white;
            margin-bottom: 20px;
        }
        
        .footer-links {
            list-style: none;
        }
        
        .footer-links li {
            margin-bottom: 12px;
        }
        
        .footer-links a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            transition: var(--transition);
        }
        
        .footer-links a:hover {
            color: var(--primary-color);
            padding-left: 4px;
        }
        
        .footer-bottom {
            text-align: center;
            padding-top: 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .footer-bottom p {
            font-size: 13px;
            opacity: 0.7;
        }
        
        @media (max-width: 1024px) {
            .hero-banner h1 {
                font-size: 46px;
            }
            
            .section-header h2 {
                font-size: 36px;
            }
            
            .footer-content {
                grid-template-columns: 1fr 1fr;
                Writing grid styles...                gap: 32px;
            }
        }
        
        @media (max-width: 768px) {
            .container {
                padding: 0 20px;
            }
            
            nav {
                flex-direction: column;
                gap: 16px;
                padding: 16px 0;
            }
            
            .nav-links {
                gap: 20px;
                flex-wrap: wrap;
                justify-content: center;
            }
            
            .nav-links a {
                font-size: 14px;
            }
            
            .hero-banner {
                padding: 80px 0 60px;
            }
            
            .hero-banner h1 {
                font-size: 36px;
            }
            
            .hero-banner p {
                font-size: 16px;
            }
            
            .section-header h2 {
                font-size: 30px;
            }
            
            section {
                padding: 60px 0;
            }
            
            .cta-section h2 {
                font-size: 32px;
            }
            
            .btn-secondary {
                margin-left: 0;
                margin-top: 12px;
            }
        }
        
        @media (max-width: 520px) {
            .hero-banner h1 {
                font-size: 30px;
            }
            
            .section-header h2 {
                font-size: 26px;
            }
            
            .activity-card-content,
            .feature-item,
            .highlight-card,
            .faq-item {
                padding: 20px;
            }
            
            .stat-number {
                font-size: 32px;
            }
        }

/* roulang page: article */
:root{
  --brand:#E85A4F;
  --brand-dark:#C13F35;
  --brand-soft:#FDECEA;
  --accent:#2B6CB0;
  --ink:#1A1A2E;
  --text:#2D3748;
  --muted:#6B7280;
  --line:#E5E7EB;
  --bg:#FAFAF7;
  --bg-alt:#F3F1EA;
  --card:#FFFFFF;
  --radius-sm:8px;
  --radius:14px;
  --radius-lg:22px;
  --shadow-sm:0 2px 6px rgba(20,20,40,.06);
  --shadow:0 10px 30px rgba(20,20,40,.08);
  --shadow-lg:0 20px 50px rgba(20,20,40,.12);
  --space:clamp(16px,2vw,24px);
  --container:1180px;
  --font: -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.7;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand)}
button{font-family:inherit;cursor:pointer;border:0}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{color:var(--ink);line-height:1.3;margin:0 0 .6em}
.container{max-width:var(--container);margin:0 auto;padding:0 22px}

/* Header */
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--line)}
header nav{display:flex;align-items:center;justify-content:space-between;padding:16px 0}
.logo{font-size:22px;font-weight:800;letter-spacing:.5px;color:var(--ink);position:relative;padding-left:34px}
.logo::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:26px;height:26px;border-radius:8px;background:linear-gradient(135deg,var(--brand),#F7A072);box-shadow:0 4px 12px rgba(232,90,79,.35)}
.nav-links{display:flex;gap:6px;flex-wrap:wrap}
.nav-links a{padding:8px 14px;border-radius:999px;font-size:15px;color:var(--text);font-weight:500;transition:all .25s}
.nav-links a:hover{background:var(--brand-soft);color:var(--brand)}
.nav-links a.active{background:var(--ink);color:#fff}

/* Article Hero */
.article-hero{position:relative;padding:56px 0 40px;background:linear-gradient(180deg,#FFF7F4 0%, var(--bg) 100%);overflow:hidden}
.article-hero::before{content:"";position:absolute;right:-120px;top:-80px;width:420px;height:420px;border-radius:50%;background:radial-gradient(closest-side,rgba(232,90,79,.18),transparent 70%);pointer-events:none}
.crumbs{display:flex;gap:8px;align-items:center;color:var(--muted);font-size:14px;margin-bottom:18px;flex-wrap:wrap}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--brand)}
.crumbs span{color:var(--brand);font-weight:500}
.article-meta-top{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.pill{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;background:#fff;border:1px solid var(--line);color:var(--text);border-radius:999px;font-size:13px}
.pill.primary{background:var(--brand);color:#fff;border-color:var(--brand)}
.article-hero h1{font-size:clamp(28px,4.2vw,44px);font-weight:800;letter-spacing:-.3px;max-width:920px;margin-bottom:18px}
.article-lead{color:var(--muted);font-size:17px;max-width:820px}

/* Layout */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:40px;padding:36px 0 60px}
.article-main{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);padding:clamp(24px,4vw,44px);box-shadow:var(--shadow-sm)}
.article-cover{margin:-16px 0 28px;border-radius:var(--radius);overflow:hidden;position:relative}
.article-cover img{width:100%;height:auto;object-fit:cover;aspect-ratio:16/8}
.article-cover .tag{position:absolute;left:16px;bottom:16px;background:rgba(0,0,0,.55);color:#fff;padding:6px 12px;border-radius:999px;font-size:13px;backdrop-filter:blur(6px)}

/* Article Body */
.article-body{font-size:16.5px;color:#2D3748}
.article-body h2{font-size:26px;margin:2em 0 .6em;padding-left:14px;border-left:4px solid var(--brand)}
.article-body h3{font-size:20px;margin:1.6em 0 .5em;color:var(--ink)}
.article-body p{margin:0 0 1.1em}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.4em}
.article-body li{margin:.35em 0}
.article-body blockquote{margin:1.3em 0;padding:18px 22px;background:var(--brand-soft);border-left:4px solid var(--brand);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:#5A2A26;font-style:italic}
.article-body a{color:var(--brand);border-bottom:1px dashed var(--brand)}
.article-body a:hover{border-bottom-style:solid}
.article-body img{border-radius:var(--radius-sm);margin:1.2em auto;box-shadow:var(--shadow-sm)}
.article-body code{background:#F1F5F9;padding:2px 6px;border-radius:4px;font-size:.9em}
.article-body table{width:100%;border-collapse:collapse;margin:1.2em 0}
.article-body th,.article-body td{padding:10px 14px;border:1px solid var(--line);text-align:left}
.article-body th{background:var(--bg-alt);font-weight:600}

.empty-state{padding:60px 20px;text-align:center}
.empty-state .icon{font-size:56px;margin-bottom:12px}
.empty-state h2{font-size:24px;margin-bottom:8px}
.empty-state p{color:var(--muted);margin-bottom:24px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border-radius:999px;font-weight:600;font-size:15px;transition:all .25s;border:1px solid transparent}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(232,90,79,.35)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--ink);color:var(--ink)}

/* Article footer share */
.share-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:36px;padding-top:24px;border-top:1px dashed var(--line)}
.share-row .label{color:var(--muted);font-size:14px;margin-right:6px}
.share-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:999px;background:var(--bg-alt);color:var(--text);font-size:13px;transition:all .2s}
.share-btn:hover{background:var(--ink);color:#fff}

/* Sidebar */
aside.sidebar{display:flex;flex-direction:column;gap:22px}
.side-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm)}
.side-card h4{font-size:16px;margin-bottom:14px;padding-bottom:10px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:8px}
.side-card h4::before{content:"";width:4px;height:16px;background:var(--brand);border-radius:2px}
.side-list li{padding:10px 0;border-bottom:1px dashed var(--line);font-size:14px;line-height:1.5}
.side-list li:last-child{border-bottom:0}
.side-list a{color:var(--text);display:flex;gap:10px;align-items:flex-start}
.side-list a::before{content:"›";color:var(--brand);font-weight:700;margin-top:-2px}
.side-list a:hover{color:var(--brand)}

.cat-chips{display:flex;flex-wrap:wrap;gap:8px}
.cat-chips a{padding:7px 12px;background:var(--bg-alt);color:var(--text);border-radius:999px;font-size:13px;transition:all .2s}
.cat-chips a:hover{background:var(--brand);color:#fff}

.side-cta{background:linear-gradient(135deg,#1A1A2E,#3B3B5E);color:#fff;padding:26px;border-radius:var(--radius);text-align:center;position:relative;overflow:hidden}
.side-cta::before{content:"";position:absolute;inset:auto -30px -50px auto;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle,rgba(232,90,79,.4),transparent 70%)}
.side-cta h4{color:#fff;border:0;padding:0;margin-bottom:8px;font-size:18px}
.side-cta h4::before{display:none}
.side-cta p{color:rgba(255,255,255,.75);font-size:14px;margin:0 0 16px;position:relative}
.side-cta .btn-primary{width:100%;justify-content:center;position:relative}

/* Related */
.related{padding:20px 0 70px}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:26px;flex-wrap:wrap;gap:12px}
.section-head h2{font-size:28px;margin:0}
.section-head p{color:var(--muted);margin:0}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.rel-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:all .3s;display:flex;flex-direction:column}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent}
.rel-card .thumb{position:relative;aspect-ratio:16/10;overflow:hidden}
.rel-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.rel-card:hover .thumb img{transform:scale(1.06)}
.rel-card .thumb span{position:absolute;top:12px;left:12px;background:rgba(255,255,255,.92);color:var(--brand);padding:4px 10px;border-radius:999px;font-size:12px;font-weight:600}
.rel-card .body{padding:18px;flex:1;display:flex;flex-direction:column}
.rel-card h3{font-size:17px;margin:0 0 8px;line-height:1.4;color:var(--ink)}
.rel-card p{color:var(--muted);font-size:14px;margin:0 0 12px;flex:1}
.rel-card .foot{display:flex;justify-content:space-between;font-size:12px;color:var(--muted)}
.rel-card .foot .go{color:var(--brand);font-weight:600}

/* CTA band */
.cta-band{background:linear-gradient(135deg,var(--brand) 0%,#F7A072 100%);color:#fff;padding:56px 0;text-align:center;position:relative;overflow:hidden}
.cta-band::before,.cta-band::after{content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,.08)}
.cta-band::before{width:280px;height:280px;top:-100px;left:-80px}
.cta-band::after{width:220px;height:220px;bottom:-80px;right:-60px}
.cta-band h2{color:#fff;font-size:clamp(24px,3vw,34px);margin-bottom:10px;position:relative}
.cta-band p{color:rgba(255,255,255,.92);max-width:640px;margin:0 auto 26px;position:relative}
.cta-band .actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;position:relative}
.cta-band .btn-primary{background:#fff;color:var(--brand)}
.cta-band .btn-primary:hover{background:var(--ink);color:#fff}
.cta-band .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.cta-band .btn-ghost:hover{background:#fff;color:var(--brand);border-color:#fff}

/* Footer */
footer{background:#111124;color:#C7CAD1;padding:56px 0 24px}
.footer-content{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:38px;margin-bottom:30px}
.footer-brand h3{color:#fff;font-size:20px;margin-bottom:14px}
.footer-brand p{color:#9CA0AB;font-size:14px;line-height:1.75}
.footer-section h4{color:#fff;font-size:15px;margin-bottom:16px;position:relative;padding-bottom:10px}
.footer-section h4::after{content:"";position:absolute;left:0;bottom:0;width:26px;height:2px;background:var(--brand)}
.footer-links li{margin-bottom:10px}
.footer-links a{color:#9CA0AB;font-size:14px;transition:all .2s}
.footer-links a:hover{color:#fff;padding-left:4px}
.footer-bottom{border-top:1px solid #232338;padding-top:18px;text-align:center;color:#7A7E88;font-size:13px}

/* Responsive */
@media (max-width:1024px){
  .article-layout{grid-template-columns:1fr;gap:30px}
  aside.sidebar{order:2}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .footer-content{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:768px){
  header nav{flex-direction:column;gap:12px;align-items:flex-start}
  .nav-links{width:100%;justify-content:flex-start}
  .article-hero{padding:38px 0 28px}
  .article-main{padding:22px 18px}
  .article-body{font-size:16px}
  .article-body h2{font-size:22px}
  .related-grid{grid-template-columns:1fr}
  .footer-content{grid-template-columns:1fr}
}
@media (max-width:520px){
  .nav-links a{padding:7px 11px;font-size:14px}
  .article-hero h1{font-size:26px}
  .article-lead{font-size:15px}
  .section-head h2{font-size:22px}
  .btn{padding:11px 20px;font-size:14px}
}