/* roulang page: index */
:root {
            --color-primary: #1a1a1a;
            --color-accent: #b8944b;
            --color-accent-hover: #9a7a3a;
            --color-accent-light: #f5f0e6;
            --color-bg: #fafaf8;
            --color-bg-alt: #f3f1eb;
            --color-surface: #ffffff;
            --color-text: #1a1a1a;
            --color-text-soft: #5c5c5c;
            --color-text-muted: #8a8a8a;
            --color-border: #e8e5df;
            --color-border-light: #f0ede7;
            --color-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.03);
            --color-shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06), 0 2px 6px rgba(0, 0, 0, 0.04);
            --color-shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.08), 0 4px 12px rgba(0, 0, 0, 0.05);
            --color-shadow-xl: 0 20px 48px rgba(0, 0, 0, 0.1), 0 8px 20px rgba(0, 0, 0, 0.06);
            --radius-xs: 4px;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-2xl: 24px;
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-display: 'Georgia', 'Noto Serif SC', 'STSong', 'Songti SC', serif;
            --spacing-xs: 4px;
            --spacing-sm: 8px;
            --spacing-md: 16px;
            --spacing-lg: 24px;
            --spacing-xl: 32px;
            --spacing-2xl: 48px;
            --spacing-3xl: 64px;
            --spacing-4xl: 80px;
            --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-spring: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --nav-height: 72px;
        }

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

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

        body {
            font-family: var(--font-sans);
            line-height: 1.65;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: 0.01em;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }

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

        button {
            cursor: pointer;
            border: none;
            background: none;
            font-family: inherit;
            font-size: inherit;
            transition: all var(--transition-fast);
        }

        input {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 10px 16px;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            background: var(--color-surface);
            color: var(--color-text);
        }
        input:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(184, 148, 75, 0.12);
            outline: none;
        }

        .container {
            width: 100%;
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 var(--spacing-md);
            }
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--color-shadow-sm);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition-smooth), background var(--transition-smooth);
        }

        .site-header.scrolled {
            box-shadow: var(--color-shadow-md);
            background: rgba(255, 255, 255, 0.97);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-lg);
            width: 100%;
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
            height: 100%;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            font-family: var(--font-display);
            font-size: 1.35rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            color: var(--color-primary);
            white-space: nowrap;
            flex-shrink: 0;
            transition: color var(--transition-fast);
        }
        .header-logo:hover {
            color: var(--color-accent);
        }
        .header-logo .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            font-weight: 700;
            letter-spacing: 0;
            flex-shrink: 0;
        }

        .nav-panel {
            display: flex;
            align-items: center;
            gap: 6px;
            background: var(--color-bg-alt);
            border-radius: var(--radius-xl);
            padding: 6px 8px;
            box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.03);
            flex-shrink: 0;
        }

        .nav-panel a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 9px 16px;
            border-radius: var(--radius-lg);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-soft);
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            position: relative;
        }
        .nav-panel a:hover {
            color: var(--color-primary);
            background: var(--color-surface);
            box-shadow: var(--color-shadow-sm);
        }
        .nav-panel a.active {
            color: var(--color-primary);
            background: var(--color-surface);
            box-shadow: var(--color-shadow-md);
            font-weight: 600;
        }
        .nav-panel a .nav-icon {
            font-size: 0.85rem;
            opacity: 0.7;
            width: 18px;
            text-align: center;
        }

        .header-cta {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 11px 22px;
            border-radius: var(--radius-xl);
            font-weight: 600;
            font-size: 0.9rem;
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
            white-space: nowrap;
            cursor: pointer;
            text-align: center;
            line-height: 1.3;
            position: relative;
            overflow: hidden;
        }
        .btn-primary {
            background: var(--color-accent);
            color: #fff;
            box-shadow: 0 2px 8px rgba(184, 148, 75, 0.3);
        }
        .btn-primary:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 6px 20px rgba(184, 148, 75, 0.4);
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 6px rgba(184, 148, 75, 0.25);
        }
        .btn-primary:focus-visible {
            outline: 3px solid rgba(184, 148, 75, 0.4);
            outline-offset: 2px;
        }
        .btn-outline {
            background: transparent;
            border: 1.5px solid var(--color-border);
            color: var(--color-text);
        }
        .btn-outline:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: var(--color-accent-light);
        }
        .btn-outline:active {
            background: var(--color-accent-light);
            border-color: var(--color-accent-hover);
        }
        .btn-outline:focus-visible {
            outline: 3px solid rgba(184, 148, 75, 0.3);
            outline-offset: 2px;
        }
        .btn-lg {
            padding: 14px 28px;
            font-size: 1rem;
            border-radius: var(--radius-2xl);
        }
        .btn-sm {
            padding: 7px 14px;
            font-size: 0.82rem;
            border-radius: var(--radius-lg);
        }

        .mobile-menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--color-primary);
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: background var(--transition-fast);
            flex-shrink: 0;
        }
        .mobile-menu-toggle:hover {
            background: var(--color-bg-alt);
        }

        @media (max-width: 1024px) {
            .nav-panel {
                gap: 2px;
                padding: 5px 5px;
                border-radius: var(--radius-lg);
            }
            .nav-panel a {
                padding: 7px 10px;
                font-size: 0.8rem;
                border-radius: var(--radius-md);
                gap: 3px;
            }
            .nav-panel a .nav-icon {
                font-size: 0.75rem;
                width: 14px;
            }
            .header-logo {
                font-size: 1.15rem;
            }
            .header-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
            }
            .btn {
                padding: 9px 16px;
                font-size: 0.82rem;
            }
        }

        @media (max-width: 768px) {
            .site-header {
                --nav-height: 60px;
            }
            .header-inner {
                padding: 0 var(--spacing-md);
                gap: var(--spacing-sm);
            }
            .nav-panel {
                display: none;
            }
            .header-cta .btn {
                padding: 8px 14px;
                font-size: 0.78rem;
                border-radius: var(--radius-lg);
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .header-logo {
                font-size: 1.05rem;
            }
            .header-logo .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 0.8rem;
            }
            .mobile-nav-overlay {
                display: none;
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                bottom: 0;
                background: rgba(0, 0, 0, 0.5);
                z-index: 999;
            }
            .mobile-nav-overlay.open {
                display: block;
            }
            .mobile-nav-drawer {
                position: fixed;
                top: var(--nav-height);
                right: 0;
                width: 280px;
                max-width: 85vw;
                height: calc(100vh - var(--nav-height));
                background: var(--color-surface);
                z-index: 1000;
                transform: translateX(100%);
                transition: transform var(--transition-smooth);
                padding: var(--spacing-lg);
                display: flex;
                flex-direction: column;
                gap: var(--spacing-sm);
                box-shadow: var(--color-shadow-xl);
                overflow-y: auto;
            }
            .mobile-nav-drawer.open {
                transform: translateX(0);
            }
            .mobile-nav-drawer a {
                display: flex;
                align-items: center;
                gap: 10px;
                padding: 14px 18px;
                border-radius: var(--radius-md);
                font-size: 1rem;
                font-weight: 500;
                color: var(--color-text-soft);
                transition: all var(--transition-fast);
                background: var(--color-bg-alt);
            }
            .mobile-nav-drawer a:hover,
            .mobile-nav-drawer a.active {
                background: var(--color-accent-light);
                color: var(--color-primary);
                font-weight: 600;
            }
            .mobile-nav-drawer a .nav-icon {
                width: 20px;
                text-align: center;
                font-size: 0.9rem;
            }
            .mobile-nav-drawer .mobile-cta {
                margin-top: var(--spacing-md);
            }
        }

        /* ========== HERO ========== */
        .hero {
            position: relative;
            min-height: 600px;
            display: flex;
            align-items: center;
            overflow: hidden;
            background: var(--color-primary);
            border-radius: 0 0 var(--radius-2xl) var(--radius-2xl);
            margin: 0 var(--spacing-lg);
            max-width: 1240px;
            margin-left: auto;
            margin-right: auto;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center 40%;
            opacity: 0.55;
            z-index: 0;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 26, 0.75) 0%, rgba(26, 26, 26, 0.35) 50%, rgba(26, 26, 26, 0.6) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            padding: var(--spacing-4xl) var(--spacing-2xl);
            max-width: 700px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            padding: 8px 18px;
            border-radius: var(--radius-xl);
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.04em;
            margin-bottom: var(--spacing-lg);
            animation: fadeInUp 0.7s ease forwards;
        }
        .hero-title {
            font-family: var(--font-display);
            font-size: 3.2rem;
            font-weight: 700;
            color: #fff;
            line-height: 1.2;
            letter-spacing: 0.03em;
            margin-bottom: var(--spacing-md);
            animation: fadeInUp 0.7s ease 0.1s forwards;
            opacity: 0;
            animation-fill-mode: forwards;
        }
        .hero-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            margin-bottom: var(--spacing-xl);
            max-width: 520px;
            animation: fadeInUp 0.7s ease 0.2s forwards;
            opacity: 0;
            animation-fill-mode: forwards;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-md);
            animation: fadeInUp 0.7s ease 0.3s forwards;
            opacity: 0;
            animation-fill-mode: forwards;
        }
        .hero-actions .btn {
            font-size: 0.95rem;
            padding: 13px 26px;
            border-radius: var(--radius-2xl);
        }
        .btn-white {
            background: #fff;
            color: var(--color-primary);
            font-weight: 600;
            box-shadow: var(--color-shadow-md);
        }
        .btn-white:hover {
            background: #f5f5f5;
            box-shadow: var(--color-shadow-lg);
            transform: translateY(-2px);
        }
        .btn-white:active {
            transform: translateY(0);
            box-shadow: var(--color-shadow-sm);
        }
        .btn-ghost-light {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.5);
            color: #fff;
            font-weight: 500;
        }
        .btn-ghost-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.8);
            transform: translateY(-2px);
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @media (max-width: 1024px) {
            .hero {
                min-height: 500px;
                border-radius: 0 0 var(--radius-lg) var(--radius-lg);
                margin: 0 var(--spacing-md);
            }
            .hero-title {
                font-size: 2.4rem;
            }
            .hero-subtitle {
                font-size: 1rem;
            }
            .hero-content {
                padding: var(--spacing-3xl) var(--spacing-xl);
            }
        }
        @media (max-width: 768px) {
            .hero {
                min-height: 440px;
                border-radius: 0 0 var(--radius-md) var(--radius-md);
                margin: 0;
            }
            .hero-title {
                font-size: 1.8rem;
            }
            .hero-subtitle {
                font-size: 0.9rem;
            }
            .hero-content {
                padding: var(--spacing-2xl) var(--spacing-lg);
            }
            .hero-badge {
                font-size: 0.75rem;
                padding: 6px 14px;
            }
            .hero-actions {
                flex-direction: column;
                gap: var(--spacing-sm);
            }
            .hero-actions .btn {
                width: 100%;
                justify-content: center;
                font-size: 0.9rem;
                padding: 12px 20px;
            }
        }
        @media (max-width: 520px) {
            .hero {
                min-height: 380px;
            }
            .hero-title {
                font-size: 1.5rem;
            }
            .hero-subtitle {
                font-size: 0.82rem;
                line-height: 1.5;
            }
            .hero-content {
                padding: var(--spacing-xl) var(--spacing-md);
            }
        }

        /* ========== MAIN SECTIONS ========== */
        .section {
            padding: var(--spacing-4xl) 0;
        }
        .section-alt {
            background: var(--color-bg-alt);
            border-radius: var(--radius-2xl);
            margin: 0 var(--spacing-lg);
            max-width: 1240px;
            margin-left: auto;
            margin-right: auto;
            padding: var(--spacing-4xl) var(--spacing-2xl);
        }
        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-3xl);
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-accent);
            margin-bottom: var(--spacing-sm);
            background: var(--color-accent-light);
            padding: 4px 14px;
            border-radius: var(--radius-xl);
        }
        .section-title {
            font-family: var(--font-display);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.03em;
            margin-bottom: var(--spacing-sm);
            line-height: 1.3;
        }
        .section-desc {
            font-size: 1.05rem;
            color: var(--color-text-soft);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }

        @media (max-width: 768px) {
            .section {
                padding: var(--spacing-3xl) 0;
            }
            .section-alt {
                margin: 0 var(--spacing-md);
                padding: var(--spacing-2xl) var(--spacing-lg);
                border-radius: var(--radius-lg);
            }
            .section-title {
                font-size: 1.6rem;
            }
            .section-desc {
                font-size: 0.9rem;
            }
            .section-header {
                margin-bottom: var(--spacing-2xl);
            }
        }

        /* ========== BRAND MATRIX GRID ========== */
        .brand-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
        }
        .brand-card {
            background: var(--color-surface);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--color-shadow-sm);
            transition: all var(--transition-smooth);
            cursor: pointer;
            position: relative;
            display: flex;
            flex-direction: column;
            border: 1px solid var(--color-border-light);
        }
        .brand-card:hover {
            box-shadow: var(--color-shadow-lg);
            transform: translateY(-4px);
            border-color: var(--color-accent);
        }
        .brand-card:focus-visible {
            outline: 3px solid rgba(184, 148, 75, 0.4);
            outline-offset: 2px;
        }
        .brand-card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
            border-radius: 0;
            transition: transform var(--transition-smooth);
        }
        .brand-card:hover .brand-card-img {
            transform: scale(1.04);
        }
        .brand-card-body {
            padding: var(--spacing-lg);
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }
        .brand-card-tag {
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--color-accent);
            text-transform: uppercase;
        }
        .brand-card-title {
            font-family: var(--font-display);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.3;
        }
        .brand-card-desc {
            font-size: 0.88rem;
            color: var(--color-text-soft);
            line-height: 1.6;
            flex: 1;
        }
        .brand-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 0.88rem;
            color: var(--color-accent);
            transition: gap var(--transition-fast);
            margin-top: var(--spacing-xs);
        }
        .brand-card:hover .brand-card-link {
            gap: 10px;
        }

        @media (max-width: 1024px) {
            .brand-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--spacing-md);
            }
            .brand-card-img {
                height: 170px;
            }
        }
        @media (max-width: 768px) {
            .brand-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-sm);
            }
            .brand-card-img {
                height: 140px;
            }
            .brand-card-body {
                padding: var(--spacing-md);
            }
            .brand-card-title {
                font-size: 1rem;
            }
            .brand-card-desc {
                font-size: 0.78rem;
            }
        }
        @media (max-width: 520px) {
            .brand-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }
            .brand-card-img {
                height: 180px;
            }
        }

        /* ========== DATA DASHBOARD ========== */
        .data-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-lg);
        }
        .data-card {
            background: var(--color-surface);
            border-radius: var(--radius-xl);
            padding: var(--spacing-xl) var(--spacing-lg);
            text-align: center;
            box-shadow: var(--color-shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
        }
        .data-card:hover {
            box-shadow: var(--color-shadow-md);
            transform: translateY(-2px);
            border-color: var(--color-accent);
        }
        .data-card-icon {
            font-size: 2rem;
            color: var(--color-accent);
            margin-bottom: var(--spacing-sm);
        }
        .data-card-number {
            font-family: var(--font-display);
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1;
            margin-bottom: var(--spacing-xs);
        }
        .data-card-label {
            font-size: 0.88rem;
            color: var(--color-text-soft);
            font-weight: 500;
        }
        .data-card-sub {
            font-size: 0.75rem;
            color: var(--color-text-muted);
            margin-top: 2px;
        }

        @media (max-width: 1024px) {
            .data-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--spacing-md);
            }
            .data-card-number {
                font-size: 2rem;
            }
        }
        @media (max-width: 520px) {
            .data-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-sm);
            }
            .data-card {
                padding: var(--spacing-lg) var(--spacing-md);
            }
            .data-card-number {
                font-size: 1.6rem;
            }
            .data-card-icon {
                font-size: 1.5rem;
            }
        }

        /* ========== SERVICE ENTRY ========== */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-md);
        }
        .service-card {
            background: var(--color-surface);
            border-radius: var(--radius-xl);
            padding: var(--spacing-xl) var(--spacing-lg);
            text-align: center;
            box-shadow: var(--color-shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            cursor: pointer;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: var(--spacing-sm);
        }
        .service-card:hover {
            box-shadow: var(--color-shadow-lg);
            transform: translateY(-4px);
            border-color: var(--color-accent);
            background: var(--color-accent-light);
        }
        .service-card-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--color-accent-light);
            color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            transition: all var(--transition-smooth);
        }
        .service-card:hover .service-card-icon {
            background: var(--color-accent);
            color: #fff;
            transform: scale(1.08);
        }
        .service-card-title {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-primary);
        }
        .service-card-desc {
            font-size: 0.8rem;
            color: var(--color-text-soft);
            line-height: 1.5;
        }

        @media (max-width: 1024px) {
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--spacing-md);
            }
        }
        @media (max-width: 520px) {
            .service-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-sm);
            }
            .service-card {
                padding: var(--spacing-lg) var(--spacing-md);
            }
            .service-card-icon {
                width: 44px;
                height: 44px;
                font-size: 1.1rem;
            }
            .service-card-title {
                font-size: 0.85rem;
            }
        }

        /* ========== FEATURE BLOCK ========== */
        .feature-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-3xl);
            align-items: center;
        }
        .feature-block.reverse {
            direction: rtl;
        }
        .feature-block.reverse>* {
            direction: ltr;
        }
        .feature-image-wrap {
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--color-shadow-lg);
        }
        .feature-image-wrap img {
            width: 100%;
            height: 380px;
            object-fit: cover;
            border-radius: var(--radius-xl);
            transition: transform var(--transition-smooth);
        }
        .feature-image-wrap:hover img {
            transform: scale(1.03);
        }
        .feature-text {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
        }
        .feature-text .section-label {
            align-self: flex-start;
        }
        .feature-text h3 {
            font-family: var(--font-display);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.3;
        }
        .feature-text p {
            font-size: 1rem;
            color: var(--color-text-soft);
            line-height: 1.7;
        }
        .feature-highlights {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }
        .feature-highlights li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.92rem;
            color: var(--color-text-soft);
            line-height: 1.6;
        }
        .feature-highlights li i {
            color: var(--color-accent);
            margin-top: 3px;
            flex-shrink: 0;
        }

        @media (max-width: 768px) {
            .feature-block {
                grid-template-columns: 1fr;
                gap: var(--spacing-xl);
            }
            .feature-image-wrap img {
                height: 260px;
            }
            .feature-text h3 {
                font-size: 1.4rem;
            }
        }

        /* ========== NEWS LIST ========== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
        }
        .news-card {
            background: var(--color-surface);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--color-shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            cursor: pointer;
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            box-shadow: var(--color-shadow-lg);
            transform: translateY(-3px);
            border-color: var(--color-accent);
        }
        .news-card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            border-radius: 0;
            transition: transform var(--transition-smooth);
        }
        .news-card:hover .news-card-img {
            transform: scale(1.04);
        }
        .news-card-body {
            padding: var(--spacing-lg);
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }
        .news-card-meta {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            font-size: 0.75rem;
            color: var(--color-text-muted);
        }
        .news-card-meta .news-tag {
            background: var(--color-accent-light);
            color: var(--color-accent);
            padding: 3px 10px;
            border-radius: var(--radius-xs);
            font-weight: 600;
            letter-spacing: 0.04em;
            font-size: 0.7rem;
        }
        .news-card-title {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--color-primary);
            line-height: 1.4;
        }
        .news-card-desc {
            font-size: 0.85rem;
            color: var(--color-text-soft);
            line-height: 1.6;
            flex: 1;
        }
        .news-card-link {
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--color-accent);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition-fast);
        }
        .news-card:hover .news-card-link {
            gap: 8px;
        }

        @media (max-width: 1024px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--spacing-md);
            }
            .news-card-img {
                height: 160px;
            }
        }
        @media (max-width: 520px) {
            .news-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }
            .news-card-img {
                height: 180px;
            }
        }

        /* ========== MOBILE SHOWCASE ========== */
        .mobile-showcase {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-3xl);
            align-items: center;
            background: var(--color-primary);
            border-radius: var(--radius-2xl);
            padding: var(--spacing-3xl) var(--spacing-3xl);
            color: #fff;
            margin: 0 var(--spacing-lg);
            max-width: 1240px;
            margin-left: auto;
            margin-right: auto;
        }
        .mobile-showcase-text h3 {
            font-family: var(--font-display);
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: var(--spacing-md);
            line-height: 1.3;
            color: #fff;
        }
        .mobile-showcase-text p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.7;
            margin-bottom: var(--spacing-lg);
        }
        .mobile-showcase-imgs {
            display: flex;
            gap: var(--spacing-md);
            justify-content: center;
            flex-wrap: wrap;
        }
        .mobile-showcase-imgs img {
            width: 160px;
            height: 320px;
            object-fit: cover;
            border-radius: var(--radius-lg);
            box-shadow: var(--color-shadow-xl);
            transition: transform var(--transition-smooth);
        }
        .mobile-showcase-imgs img:hover {
            transform: translateY(-6px);
        }

        @media (max-width: 768px) {
            .mobile-showcase {
                grid-template-columns: 1fr;
                gap: var(--spacing-xl);
                padding: var(--spacing-2xl) var(--spacing-lg);
                margin: 0 var(--spacing-md);
                border-radius: var(--radius-lg);
            }
            .mobile-showcase-text h3 {
                font-size: 1.5rem;
            }
            .mobile-showcase-imgs {
                gap: var(--spacing-sm);
            }
            .mobile-showcase-imgs img {
                width: 120px;
                height: 240px;
            }
        }
        @media (max-width: 520px) {
            .mobile-showcase-imgs img {
                width: 100px;
                height: 200px;
            }
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }
        .faq-item {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--color-shadow-sm);
        }
        .faq-item:hover {
            box-shadow: var(--color-shadow-md);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--spacing-lg) var(--spacing-xl);
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-primary);
            cursor: pointer;
            text-align: left;
            gap: var(--spacing-md);
            transition: background var(--transition-fast);
            background: transparent;
            border: none;
            font-family: inherit;
            line-height: 1.5;
        }
        .faq-question:hover {
            background: var(--color-accent-light);
        }
        .faq-question:focus-visible {
            outline: 3px solid rgba(184, 148, 75, 0.4);
            outline-offset: -3px;
        }
        .faq-icon {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--color-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            transition: all var(--transition-fast);
            color: var(--color-text-soft);
        }
        .faq-item.open .faq-icon {
            background: var(--color-accent);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
            padding: 0 var(--spacing-xl);
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 var(--spacing-xl) var(--spacing-lg);
        }

        @media (max-width: 768px) {
            .faq-question {
                padding: var(--spacing-md) var(--spacing-lg);
                font-size: 0.9rem;
            }
            .faq-answer {
                padding: 0 var(--spacing-lg);
                font-size: 0.82rem;
            }
            .faq-item.open .faq-answer {
                padding: 0 var(--spacing-lg) var(--spacing-md);
            }
        }

        /* ========== CTA ========== */
        .cta-section {
            position: relative;
            background: var(--color-primary);
            border-radius: var(--radius-2xl);
            padding: var(--spacing-4xl) var(--spacing-3xl);
            text-align: center;
            overflow: hidden;
            margin: 0 var(--spacing-lg);
            max-width: 1240px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-bg {
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.3;
            z-index: 0;
        }
        .cta-content {
            position: relative;
            z-index: 1;
        }
        .cta-content h2 {
            font-family: var(--font-display);
            font-size: 2.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: var(--spacing-md);
            line-height: 1.3;
        }
        .cta-content p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: var(--spacing-xl);
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.7;
        }
        .cta-content .btn {
            font-size: 1rem;
            padding: 14px 30px;
            border-radius: var(--radius-2xl);
            background: #fff;
            color: var(--color-primary);
            font-weight: 600;
            box-shadow: var(--color-shadow-lg);
        }
        .cta-content .btn:hover {
            background: #f0f0f0;
            box-shadow: var(--color-shadow-xl);
            transform: translateY(-2px);
        }

        @media (max-width: 768px) {
            .cta-section {
                padding: var(--spacing-3xl) var(--spacing-lg);
                margin: 0 var(--spacing-md);
                border-radius: var(--radius-lg);
            }
            .cta-content h2 {
                font-size: 1.6rem;
            }
            .cta-content p {
                font-size: 0.9rem;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary);
            color: rgba(255, 255, 255, 0.75);
            padding: var(--spacing-4xl) 0 var(--spacing-xl);
            margin-top: var(--spacing-4xl);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: var(--spacing-2xl);
            margin-bottom: var(--spacing-3xl);
        }
        .footer-col h4 {
            font-family: var(--font-display);
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: var(--spacing-md);
            letter-spacing: 0.03em;
        }
        .footer-col p,
        .footer-col li {
            font-size: 0.88rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-xs);
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
            font-size: 0.88rem;
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-logo {
            font-family: var(--font-display);
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.04em;
            margin-bottom: var(--spacing-sm);
            display: inline-block;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: var(--spacing-lg);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: var(--spacing-md);
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-xl);
            }
            .site-footer {
                padding: var(--spacing-3xl) 0 var(--spacing-lg);
                margin-top: var(--spacing-3xl);
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-lg);
            }
        }

        /* ========== UTILITY ========== */
        .text-accent {
            color: var(--color-accent);
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }
        .gap-xs {
            gap: var(--spacing-xs);
        }
        .gap-sm {
            gap: var(--spacing-sm);
        }
        .gap-md {
            gap: var(--spacing-md);
        }
        .gap-lg {
            gap: var(--spacing-lg);
        }
        .mt-sm {
            margin-top: var(--spacing-sm);
        }
        .mt-md {
            margin-top: var(--spacing-md);
        }
        .mt-lg {
            margin-top: var(--spacing-lg);
        }
        .mt-xl {
            margin-top: var(--spacing-xl);
        }
        .mb-sm {
            margin-bottom: var(--spacing-sm);
        }
        .mb-md {
            margin-bottom: var(--spacing-md);
        }
        .mb-lg {
            margin-bottom: var(--spacing-lg);
        }
        .mb-xl {
            margin-bottom: var(--spacing-xl);
        }
        .text-center {
            text-align: center;
        }

        @media (max-width: 768px) {
            .hide-mobile {
                display: none !important;
            }
        }
        @media (min-width: 769px) {
            .hide-desktop {
                display: none !important;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #1a1a2e;
            --primary-light: #25253e;
            --accent: #c8a96e;
            --accent-hover: #b8944f;
            --accent-soft: #f0e6d3;
            --bg: #fafaf7;
            --bg-alt: #f5f2ec;
            --bg-dark: #1c1c28;
            --text: #2c2c38;
            --text-soft: #6b6b78;
            --text-light: #9a9aa5;
            --border: #e5e0d8;
            --border-light: #f0ece5;
            --white: #ffffff;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.16);
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --space-xs: 6px;
            --space-sm: 12px;
            --space-md: 20px;
            --space-lg: 32px;
            --space-xl: 48px;
            --space-2xl: 64px;
            --space-3xl: 80px;
            --font-heading: 'Georgia', 'Noto Serif SC', 'STSong', 'Songti SC', serif;
            --font-body: 'Inter', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 3px solid var(--accent);
            outline-offset: 4px;
            border-radius: 4px;
        }
        ul {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            font-weight: 600;
            line-height: 1.3;
            color: var(--primary);
        }
        h1 {
            font-size: 2.6rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 2rem;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 1.4rem;
        }
        h4 {
            font-size: 1.15rem;
        }

        .container {
            width: 100%;
            max-width: 1260px;
            margin: 0 auto;
            padding: 0 var(--space-md);
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            background: rgba(255, 255, 255, 0.95);
        }
        .header-inner {
            max-width: 1260px;
            margin: 0 auto;
            padding: var(--space-sm) var(--space-md);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--space-md);
            flex-wrap: wrap;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: var(--space-xs);
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.03em;
            white-space: nowrap;
            transition: color var(--transition-fast);
            flex-shrink: 0;
        }
        .header-logo:hover {
            color: var(--accent);
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--primary);
            color: var(--white);
            border-radius: var(--radius-sm);
            font-size: 1.1rem;
            font-weight: 800;
            flex-shrink: 0;
            transition: background var(--transition-fast);
        }
        .header-logo:hover .logo-icon {
            background: var(--accent);
        }
        .nav-panel {
            display: flex;
            align-items: center;
            gap: 4px;
            background: var(--bg-alt);
            border-radius: var(--radius-full);
            padding: 5px 6px;
            flex-wrap: wrap;
        }
        .nav-panel a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 9px 16px;
            border-radius: var(--radius-full);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-soft);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }
        .nav-panel a:hover {
            color: var(--primary);
            background: var(--white);
            box-shadow: var(--shadow-sm);
        }
        .nav-panel a.active {
            color: var(--white);
            background: var(--primary);
            font-weight: 600;
            box-shadow: var(--shadow-md);
        }
        .nav-panel a.active:hover {
            background: var(--primary-light);
            color: var(--white);
        }
        .nav-icon {
            font-size: 0.85rem;
            opacity: 0.8;
        }
        .header-cta {
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 24px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.01em;
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: var(--white);
            box-shadow: var(--shadow-sm);
        }
        .btn-primary:hover {
            background: var(--primary-light);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-sm);
        }
        .btn-accent {
            background: var(--accent);
            color: var(--white);
            box-shadow: var(--shadow-sm);
        }
        .btn-accent:hover {
            background: var(--accent-hover);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--border);
        }
        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: var(--accent-soft);
            box-shadow: var(--shadow-sm);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 0.85rem;
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 1.05rem;
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            font-size: 1.5rem;
            color: var(--primary);
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            background: var(--bg-alt);
        }

        /* Page Banner */
        .page-banner {
            position: relative;
            min-height: 340px;
            background: var(--bg-dark) url('assets/images/backpic/back-1.webp') center/cover no-repeat;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26, 26, 46, 0.75) 0%, rgba(26, 26, 46, 0.55) 100%);
            z-index: 1;
        }
        .banner-content {
            position: relative;
            z-index: 2;
            padding: var(--space-3xl) var(--space-md);
            max-width: 800px;
        }
        .banner-content h1 {
            color: var(--white);
            font-size: 2.8rem;
            margin-bottom: var(--space-sm);
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
        }
        .banner-content .banner-subtitle {
            color: rgba(255, 255, 255, 0.9);
            font-size: 1.15rem;
            line-height: 1.7;
            margin-bottom: var(--space-md);
        }
        .banner-badge {
            display: inline-block;
            background: var(--accent);
            color: var(--white);
            padding: 6px 18px;
            border-radius: var(--radius-full);
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            text-transform: uppercase;
            margin-bottom: var(--space-md);
        }

        /* Main */
        .page-main {
            flex: 1;
            padding-bottom: var(--space-3xl);
        }
        .section {
            padding: var(--space-2xl) 0;
        }
        .section-alt {
            background: var(--bg-alt);
        }
        .section-header {
            text-align: center;
            margin-bottom: var(--space-xl);
        }
        .section-header h2 {
            margin-bottom: var(--space-xs);
        }
        .section-header .section-line {
            display: block;
            width: 60px;
            height: 3px;
            background: var(--accent);
            margin: var(--space-sm) auto 0;
            border-radius: 3px;
        }
        .section-header p {
            color: var(--text-soft);
            max-width: 600px;
            margin: var(--space-sm) auto 0;
            font-size: 1rem;
        }

        /* Brand Cards Grid */
        .brand-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: var(--space-lg);
        }
        .brand-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .brand-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-6px);
            border-color: var(--accent);
        }
        .brand-card-img {
            position: relative;
            height: 220px;
            overflow: hidden;
            background: var(--bg-alt);
        }
        .brand-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .brand-card:hover .brand-card-img img {
            transform: scale(1.06);
        }
        .brand-card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--primary);
            color: var(--white);
            padding: 5px 14px;
            border-radius: var(--radius-full);
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            z-index: 2;
            box-shadow: var(--shadow-sm);
        }
        .brand-card-body {
            padding: var(--space-md) var(--space-lg) var(--space-lg);
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .brand-card-body h3 {
            font-size: 1.3rem;
            margin-bottom: 6px;
            color: var(--primary);
        }
        .brand-card-body .brand-origin {
            font-size: 0.85rem;
            color: var(--accent);
            font-weight: 500;
            margin-bottom: var(--space-sm);
            letter-spacing: 0.02em;
        }
        .brand-card-body p {
            color: var(--text-soft);
            font-size: 0.95rem;
            line-height: 1.65;
            flex: 1;
        }
        .brand-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: var(--space-md);
            padding-top: var(--space-sm);
            border-top: 1px solid var(--border-light);
        }
        .brand-tag {
            display: inline-block;
            background: var(--accent-soft);
            color: var(--accent-hover);
            padding: 3px 10px;
            border-radius: var(--radius-full);
            font-size: 0.78rem;
            font-weight: 500;
        }
        .brand-link {
            color: var(--accent);
            font-weight: 600;
            font-size: 0.9rem;
            transition: color var(--transition-fast);
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .brand-link:hover {
            color: var(--accent-hover);
        }

        /* Stats Row */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--space-lg);
            text-align: center;
        }
        .stat-item {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: var(--space-lg) var(--space-md);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
        }
        .stat-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--accent);
        }
        .stat-number {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.1;
        }
        .stat-label {
            color: var(--text-soft);
            font-size: 0.9rem;
            margin-top: 4px;
            font-weight: 500;
        }

        /* Featured Brands List */
        .featured-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: var(--space-md);
        }
        .featured-item {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: var(--space-md) var(--space-lg);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            display: flex;
            align-items: center;
            gap: var(--space-md);
            transition: all var(--transition-smooth);
        }
        .featured-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--accent);
        }
        .featured-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            background: var(--accent-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--accent);
            flex-shrink: 0;
            transition: all var(--transition-fast);
        }
        .featured-item:hover .featured-icon {
            background: var(--accent);
            color: var(--white);
        }
        .featured-info h4 {
            font-size: 1rem;
            margin-bottom: 2px;
        }
        .featured-info span {
            font-size: 0.82rem;
            color: var(--text-soft);
        }

        /* CTA */
        .cta-section {
            background: var(--bg-dark);
            border-radius: var(--radius-xl);
            padding: var(--space-2xl) var(--space-xl);
            text-align: center;
            position: relative;
            overflow: hidden;
            margin: 0 var(--space-md);
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(200, 169, 110, 0.2) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section h2 {
            color: var(--white);
            margin-bottom: var(--space-sm);
            position: relative;
            z-index: 1;
            font-size: 2rem;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: var(--space-lg);
            position: relative;
            z-index: 1;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .btn {
            position: relative;
            z-index: 1;
        }

        /* Footer */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.8);
            padding: var(--space-2xl) 0 var(--space-md);
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: var(--space-xl);
            margin-bottom: var(--space-xl);
        }
        .footer-logo {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--white);
            display: block;
            margin-bottom: var(--space-sm);
            letter-spacing: 0.03em;
        }
        .footer-col p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.65);
        }
        .footer-col h4 {
            color: var(--white);
            margin-bottom: var(--space-sm);
            font-size: 1rem;
            letter-spacing: 0.02em;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.9rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: var(--space-md);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: var(--space-sm);
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.5);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .brand-grid {
                grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .nav-panel {
                gap: 2px;
                padding: 4px 5px;
            }
            .nav-panel a {
                padding: 7px 11px;
                font-size: 0.82rem;
            }
            .header-logo {
                font-size: 1.15rem;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.95rem;
            }
            h1 {
                font-size: 2.2rem;
            }
            .banner-content h1 {
                font-size: 2.2rem;
            }
            .page-banner {
                min-height: 260px;
            }
        }
        @media (max-width: 768px) {
            .hide-mobile {
                display: none !important;
            }
            .hide-desktop {
                display: block !important;
            }
            .mobile-menu-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .header-inner {
                flex-wrap: nowrap;
            }
            .brand-grid {
                grid-template-columns: 1fr;
                gap: var(--space-md);
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--space-md);
            }
            .stat-number {
                font-size: 2.2rem;
            }
            .featured-list {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--space-lg);
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .banner-content h1 {
                font-size: 1.7rem;
            }
            .page-banner {
                min-height: 220px;
            }
            .cta-section {
                margin: 0 var(--space-sm);
                padding: var(--space-xl) var(--space-md);
                border-radius: var(--radius-lg);
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .section {
                padding: var(--space-xl) 0;
            }
            .brand-card-img {
                height: 180px;
            }
            .container {
                padding: 0 var(--space-sm);
            }
        }
        @media (max-width: 520px) {
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-sm);
            }
            .stat-item {
                padding: var(--space-md) var(--space-sm);
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .brand-card-img {
                height: 160px;
            }
            .brand-card-body {
                padding: var(--space-sm) var(--space-md) var(--space-md);
            }
            .banner-content h1 {
                font-size: 1.5rem;
            }
            .banner-content .banner-subtitle {
                font-size: 0.95rem;
            }
            .page-banner {
                min-height: 200px;
            }
            .btn {
                padding: 10px 18px;
                font-size: 0.85rem;
            }
        }

        /* Mobile nav drawer */
        .mobile-nav-drawer {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
            opacity: 0;
            transition: opacity var(--transition-smooth);
            pointer-events: none;
        }
        .mobile-nav-drawer.open {
            display: block;
            opacity: 1;
            pointer-events: auto;
        }
        .mobile-nav-panel {
            position: absolute;
            top: 0;
            right: -320px;
            width: 300px;
            height: 100%;
            background: var(--white);
            padding: var(--space-lg);
            box-shadow: var(--shadow-xl);
            transition: right var(--transition-smooth);
            overflow-y: auto;
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
        }
        .mobile-nav-drawer.open .mobile-nav-panel {
            right: 0;
        }
        .mobile-nav-panel a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 16px;
            border-radius: var(--radius-md);
            font-weight: 500;
            color: var(--text);
            transition: all var(--transition-fast);
        }
        .mobile-nav-panel a:hover {
            background: var(--bg-alt);
        }
        .mobile-nav-panel a.active {
            background: var(--primary);
            color: var(--white);
            font-weight: 600;
        }
        .mobile-nav-close {
            align-self: flex-end;
            background: none;
            font-size: 1.5rem;
            color: var(--text);
            padding: 8px;
            border-radius: var(--radius-sm);
        }

/* roulang page: category4 */
:root {
            --color-primary: #7d4435;
            --color-primary-light: #b86545;
            --color-primary-dark: #4a2218;
            --color-accent: #9a7f60;
            --color-accent-light: #bfb098;
            --color-bg: #fafaf9;
            --color-bg-alt: #f5f2f0;
            --color-bg-dark: #2d2520;
            --color-text: #2d2520;
            --color-text-soft: #66564c;
            --color-text-light: #9a8270;
            --color-border: #d9cfc5;
            --color-border-light: #ebe5df;
            --color-white: #ffffff;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-2xl: 24px;
            --shadow-xs: 0 1px 2px rgba(45, 37, 32, 0.04);
            --shadow-sm: 0 2px 8px rgba(45, 37, 32, 0.06);
            --shadow-md: 0 6px 20px rgba(45, 37, 32, 0.08);
            --shadow-lg: 0 12px 36px rgba(45, 37, 32, 0.10);
            --shadow-xl: 0 20px 50px rgba(45, 37, 32, 0.13);
            --shadow-card-hover: 0 16px 40px rgba(45, 37, 32, 0.12);
            --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-base: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1240px;
            --header-height: 72px;
        }

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

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

        body {
            font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            -webkit-tap-highlight-color: transparent;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
            transition: all var(--transition-base);
        }
        button:focus-visible {
            outline: 2px solid var(--color-primary-light);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

        input {
            font-family: inherit;
            outline: none;
            transition: all var(--transition-fast);
        }
        input:focus-visible {
            outline: 2px solid var(--color-primary-light);
            outline-offset: 2px;
        }

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

        /* ========== HEADER ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-xs);
            height: var(--header-height);
            transition: all var(--transition-base);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-sm);
            background: rgba(255, 255, 255, 0.97);
        }

        .header-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: 'Cormorant Garamond', 'Noto Serif SC', serif;
            font-size: 1.35rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            color: var(--color-primary-dark);
            white-space: nowrap;
            transition: opacity var(--transition-fast);
        }
        .header-logo:hover {
            opacity: 0.82;
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            letter-spacing: 0;
            font-family: 'Cormorant Garamond', serif;
            flex-shrink: 0;
        }

        .nav-panel {
            display: flex;
            align-items: center;
            gap: 4px;
            background: var(--color-bg-alt);
            border-radius: var(--radius-xl);
            padding: 5px 8px;
            box-shadow: inset 0 1px 2px rgba(45, 37, 32, 0.04);
        }
        .nav-panel a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 9px 16px;
            border-radius: var(--radius-lg);
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--color-text-soft);
            white-space: nowrap;
            transition: all var(--transition-base);
            position: relative;
        }
        .nav-panel a:hover {
            color: var(--color-primary);
            background: rgba(255, 255, 255, 0.6);
        }
        .nav-panel a.active {
            color: #fff;
            background: var(--color-primary);
            box-shadow: var(--shadow-sm);
            font-weight: 600;
        }
        .nav-panel a.active .nav-icon {
            color: #fff;
        }
        .nav-icon {
            font-size: 0.8rem;
            color: var(--color-text-light);
            transition: color var(--transition-base);
        }
        .nav-panel a:hover .nav-icon {
            color: var(--color-primary);
        }

        .header-cta .btn {
            white-space: nowrap;
        }

        .mobile-menu-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-md);
            background: var(--color-bg-alt);
            color: var(--color-text);
            font-size: 1.25rem;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
        }
        .mobile-menu-toggle:hover {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }

        /* Mobile nav drawer */
        .mobile-nav-drawer {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            z-index: 999;
            flex-direction: column;
            padding: 20px 24px;
            gap: 6px;
            overflow-y: auto;
            border-top: 1px solid var(--color-border-light);
        }
        .mobile-nav-drawer.open {
            display: flex;
        }
        .mobile-nav-drawer a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 14px 18px;
            border-radius: var(--radius-lg);
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text-soft);
            transition: all var(--transition-base);
            background: var(--color-bg-alt);
        }
        .mobile-nav-drawer a.active {
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
        }
        .mobile-nav-drawer a .nav-icon {
            font-size: 0.9rem;
            width: 22px;
            text-align: center;
        }
        .mobile-nav-drawer .mobile-cta {
            margin-top: 12px;
            padding: 14px 18px;
            border-radius: var(--radius-lg);
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
            text-align: center;
            font-size: 1rem;
            cursor: pointer;
            transition: all var(--transition-base);
        }
        .mobile-nav-drawer .mobile-cta:hover {
            background: var(--color-primary-dark);
        }

        /* ========== BUTTONS ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 500;
            border-radius: var(--radius-lg);
            transition: all var(--transition-base);
            cursor: pointer;
            font-size: 0.9rem;
            padding: 11px 22px;
            letter-spacing: 0.01em;
            line-height: 1.4;
            position: relative;
            overflow: hidden;
        }
        .btn:active {
            transform: scale(0.97);
        }
        .btn-primary {
            background: var(--color-primary);
            color: #fff;
            box-shadow: var(--shadow-sm);
        }
        .btn-primary:hover {
            background: var(--color-primary-dark);
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }
        .btn-outline {
            background: transparent;
            color: var(--color-primary);
            border: 1.5px solid var(--color-primary);
        }
        .btn-outline:hover {
            background: var(--color-primary);
            color: #fff;
            box-shadow: var(--shadow-sm);
            transform: translateY(-1px);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 0.82rem;
            border-radius: var(--radius-md);
        }
        .btn-lg {
            padding: 14px 28px;
            font-size: 1rem;
            border-radius: var(--radius-xl);
        }
        .btn-soft {
            background: var(--color-bg-alt);
            color: var(--color-text);
            border: 1px solid var(--color-border-light);
        }
        .btn-soft:hover {
            background: var(--color-border-light);
            box-shadow: var(--shadow-xs);
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: 64px 0;
        }
        .section-sm {
            padding: 40px 0;
        }
        .section-lg {
            padding: 80px 0;
        }
        .section-title {
            font-family: 'Cormorant Garamond', 'Noto Serif SC', serif;
            font-size: 2.2rem;
            font-weight: 600;
            color: var(--color-text);
            letter-spacing: 0.03em;
            margin-bottom: 8px;
        }
        .section-subtitle {
            font-size: 0.95rem;
            color: var(--color-text-soft);
            font-weight: 400;
            letter-spacing: 0.02em;
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header .accent-line {
            display: inline-block;
            width: 40px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 3px;
            margin-bottom: 14px;
        }

        /* ========== BANNER ========== */
        .page-banner {
            position: relative;
            background: url('assets/images/backpic/back-3.webp') center/cover no-repeat;
            min-height: 340px;
            display: flex;
            align-items: center;
            border-radius: 0 0 var(--radius-2xl) var(--radius-2xl);
            overflow: hidden;
            margin-bottom: 0;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg,
                    rgba(45, 37, 32, 0.78) 0%,
                    rgba(45, 37, 32, 0.5) 40%,
                    rgba(45, 37, 32, 0.35) 100%);
            z-index: 1;
        }
        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            padding: 60px 0;
            max-width: 700px;
        }
        .page-banner .banner-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.18);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            color: #fff;
            padding: 7px 18px;
            border-radius: 50px;
            font-size: 0.82rem;
            font-weight: 500;
            letter-spacing: 0.05em;
            margin-bottom: 18px;
            border: 1px solid rgba(255, 255, 255, 0.25);
        }
        .page-banner h1 {
            font-family: 'Cormorant Garamond', 'Noto Serif SC', serif;
            font-size: 3rem;
            font-weight: 600;
            color: #fff;
            letter-spacing: 0.04em;
            line-height: 1.2;
            margin-bottom: 14px;
        }
        .page-banner .banner-desc {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.88);
            line-height: 1.7;
            font-weight: 300;
        }

        /* ========== CARDS ========== */
        .card {
            background: #fff;
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            box-shadow: var(--shadow-xs);
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: var(--color-border);
        }
        .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 4/3;
            background: var(--color-bg-alt);
        }
        .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .card:hover .card-img-wrap img {
            transform: scale(1.06);
        }
        .card-img-wrap .card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            color: var(--color-primary);
            padding: 5px 13px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            z-index: 2;
        }
        .card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-body h3 {
            font-family: 'Cormorant Garamond', 'Noto Serif SC', serif;
            font-size: 1.3rem;
            font-weight: 600;
            color: var(--color-text);
            letter-spacing: 0.02em;
            margin-bottom: 6px;
            line-height: 1.35;
        }
        .card-body p {
            font-size: 0.875rem;
            color: var(--color-text-soft);
            line-height: 1.6;
            flex: 1;
        }
        .card-body .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 14px;
            font-size: 0.78rem;
            color: var(--color-text-light);
            padding-top: 12px;
            border-top: 1px solid var(--color-border-light);
        }

        /* ========== STAT CARDS ========== */
        .stat-card {
            background: #fff;
            border-radius: var(--radius-xl);
            padding: 28px 24px;
            text-align: center;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-base);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: var(--color-accent-light);
        }
        .stat-card .stat-number {
            font-family: 'Cormorant Garamond', 'Noto Serif SC', serif;
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.03em;
            line-height: 1;
        }
        .stat-card .stat-label {
            font-size: 0.85rem;
            color: var(--color-text-soft);
            margin-top: 8px;
            font-weight: 500;
        }

        /* ========== LIST ITEMS ========== */
        .info-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .info-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 16px 20px;
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
        }
        .info-list li:hover {
            border-color: var(--color-accent-light);
            box-shadow: var(--shadow-sm);
        }
        .info-list li .list-icon {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-md);
            background: var(--color-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: var(--color-primary);
            font-size: 0.9rem;
            transition: all var(--transition-base);
        }
        .info-list li:hover .list-icon {
            background: var(--color-primary);
            color: #fff;
        }
        .info-list li .list-content h4 {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text);
            margin-bottom: 2px;
        }
        .info-list li .list-content span {
            font-size: 0.82rem;
            color: var(--color-text-soft);
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .faq-item:hover {
            border-color: var(--color-border);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            width: 100%;
            background: none;
            padding: 18px 22px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-text);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            text-align: left;
            letter-spacing: 0.01em;
        }
        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transition: all var(--transition-base);
            font-size: 0.7rem;
            color: var(--color-text-soft);
        }
        .faq-item.open .faq-question .faq-icon {
            background: var(--color-primary);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-base);
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 0 22px 18px;
            font-size: 0.875rem;
            color: var(--color-text-soft);
            line-height: 1.7;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--color-bg-dark);
            border-radius: var(--radius-2xl);
            padding: 56px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section h2 {
            font-family: 'Cormorant Garamond', 'Noto Serif SC', serif;
            font-size: 2rem;
            font-weight: 600;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
            position: relative;
            z-index: 1;
        }
        .cta-section p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
        }
        .cta-section .btn {
            position: relative;
            z-index: 1;
            background: #fff;
            color: var(--color-primary-dark);
            font-weight: 600;
        }
        .cta-section .btn:hover {
            background: var(--color-accent-light);
            color: var(--color-primary-dark);
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-bg-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 52px 0 28px;
            margin-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 36px;
        }
        .footer-logo {
            font-family: 'Cormorant Garamond', 'Noto Serif SC', serif;
            font-size: 1.4rem;
            font-weight: 600;
            color: #fff;
            letter-spacing: 0.05em;
            display: block;
            margin-bottom: 10px;
        }
        .footer-col p {
            font-size: 0.84rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-col h4 {
            font-size: 0.88rem;
            font-weight: 600;
            color: #fff;
            letter-spacing: 0.04em;
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            font-size: 0.84rem;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: #fff;
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: space-between;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.45);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1023px) {
            .hide-mobile {
                display: none !important;
            }
            .hide-desktop {
                display: flex !important;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .nav-panel {
                display: none;
            }
            .header-cta.hide-mobile {
                display: none !important;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .page-banner {
                min-height: 260px;
                border-radius: 0 0 var(--radius-xl) var(--radius-xl);
            }
            .page-banner h1 {
                font-size: 2.2rem;
            }
            .page-banner .banner-desc {
                font-size: 0.9rem;
            }
            .section {
                padding: 44px 0;
            }
            .section-title {
                font-size: 1.7rem;
            }
            .card-body h3 {
                font-size: 1.15rem;
            }
            .cta-section {
                padding: 40px 24px;
                border-radius: var(--radius-xl);
            }
            .cta-section h2 {
                font-size: 1.6rem;
            }
        }

        @media (max-width: 767px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .header-inner {
                padding: 0 16px;
            }
            .header-logo {
                font-size: 1.15rem;
                gap: 7px;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 8px;
            }
            .page-banner {
                min-height: 220px;
                border-radius: 0 0 var(--radius-lg) var(--radius-lg);
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .page-banner .banner-content {
                padding: 36px 0;
            }
            .page-banner .banner-desc {
                font-size: 0.82rem;
            }
            .section {
                padding: 32px 0;
            }
            .section-title {
                font-size: 1.45rem;
            }
            .section-header {
                margin-bottom: 28px;
            }
            .card-body {
                padding: 14px 16px 18px;
            }
            .card-body h3 {
                font-size: 1.05rem;
            }
            .stat-card {
                padding: 20px 16px;
            }
            .stat-card .stat-number {
                font-size: 2.2rem;
            }
            .cta-section {
                padding: 32px 18px;
                border-radius: var(--radius-lg);
            }
            .cta-section h2 {
                font-size: 1.35rem;
            }
            .cta-section p {
                font-size: 0.85rem;
            }
            .info-list li {
                padding: 12px 14px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 0.88rem;
            }
            .btn-lg {
                padding: 12px 22px;
                font-size: 0.9rem;
            }
        }

        @media (max-width: 520px) {
            .page-banner {
                min-height: 200px;
                border-radius: 0 0 var(--radius-md) var(--radius-md);
            }
            .page-banner h1 {
                font-size: 1.4rem;
            }
            .page-banner .banner-badge {
                font-size: 0.7rem;
                padding: 5px 12px;
            }
            .card-img-wrap {
                aspect-ratio: 3/2;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .btn {
                padding: 9px 16px;
                font-size: 0.82rem;
            }
            .stat-card .stat-number {
                font-size: 1.8rem;
            }
        }

@media (max-width: 767px) {
                        .flex-row-card {
                            flex-direction: column !important;
                        }
                        .flex-row-card .card-img-wrap {
                            width: 100% !important;
                            aspect-ratio: 16/10 !important;
                        }
                    }

/* roulang page: category3 */
:root {
            --primary: #1a1a2e;
            --primary-light: #252540;
            --accent: #c9a96e;
            --accent-light: #dcc08a;
            --accent-dark: #b08a4a;
            --bg: #fafaf8;
            --bg-warm: #f5f2ed;
            --text: #2c2c2c;
            --text-light: #6b6b6b;
            --text-lighter: #999999;
            --border: #e8e4df;
            --border-light: #f0ece6;
            --card-bg: #ffffff;
            --card-bg-alt: #fdfcf9;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.14);
            --radius-xs: 6px;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            --font-stack: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-display: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Serif SC', Georgia, serif;
        }

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

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

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            -webkit-tap-highlight-color: transparent;
        }

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

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== HEADER ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow);
            border-bottom-color: var(--border-light);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            height: 64px;
            gap: 20px;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-display);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.03em;
            white-space: nowrap;
            flex-shrink: 0;
            transition: color var(--transition);
        }
        .header-logo:hover {
            color: var(--accent-dark);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm);
            font-size: 1.1rem;
            font-weight: 800;
            letter-spacing: 0;
            flex-shrink: 0;
            transition: background var(--transition), transform var(--transition);
        }
        .header-logo:hover .logo-icon {
            background: var(--accent);
            transform: scale(1.05);
        }
        .nav-panel {
            display: flex;
            align-items: center;
            gap: 4px;
            background: var(--bg-warm);
            border-radius: var(--radius);
            padding: 5px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            border: 1px solid var(--border-light);
        }
        .nav-panel::-webkit-scrollbar {
            display: none;
        }
        .nav-panel a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-light);
            white-space: nowrap;
            transition: all var(--transition);
            position: relative;
            letter-spacing: 0.02em;
            flex-shrink: 0;
        }
        .nav-panel a:hover {
            color: var(--primary);
            background: rgba(255, 255, 255, 0.7);
        }
        .nav-panel a.active {
            color: #fff;
            background: var(--primary);
            box-shadow: var(--shadow-sm);
            font-weight: 600;
        }
        .nav-panel a.active .nav-icon {
            color: var(--accent-light);
        }
        .nav-icon {
            font-size: 0.85rem;
            color: var(--text-lighter);
            transition: color var(--transition);
        }
        .nav-panel a:hover .nav-icon {
            color: var(--accent);
        }
        .nav-panel a.active .nav-icon {
            color: var(--accent-light);
        }
        .header-cta {
            flex-shrink: 0;
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            font-size: 1.5rem;
            color: var(--primary);
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }
        .mobile-menu-toggle:hover {
            background: var(--bg-warm);
        }

        @media (max-width: 1024px) {
            .hide-mobile {
                display: none !important;
            }
            .hide-desktop {
                display: flex !important;
            }
            .mobile-menu-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .header-inner {
                height: 56px;
                padding: 0 16px;
            }
            .header-logo {
                font-size: 1.1rem;
                gap: 8px;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.95rem;
            }
            .mobile-nav-panel {
                display: none;
                position: absolute;
                top: 56px;
                left: 0;
                right: 0;
                background: #fff;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-lg);
                padding: 16px;
                flex-direction: column;
                gap: 6px;
                z-index: 999;
                border-radius: 0 0 var(--radius-lg) var(--radius-lg);
            }
            .mobile-nav-panel.open {
                display: flex;
            }
            .mobile-nav-panel a {
                display: flex;
                align-items: center;
                gap: 10px;
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                font-size: 1rem;
                font-weight: 500;
                color: var(--text);
                transition: all var(--transition);
            }
            .mobile-nav-panel a:hover {
                background: var(--bg-warm);
            }
            .mobile-nav-panel a.active {
                background: var(--primary);
                color: #fff;
                font-weight: 600;
            }
            .mobile-nav-panel a.active .nav-icon {
                color: var(--accent-light);
            }
            .mobile-nav-panel .nav-icon {
                font-size: 1rem;
                width: 20px;
                text-align: center;
            }
            .mobile-cta-wrap {
                padding: 12px 16px;
                border-top: 1px solid var(--border-light);
                margin-top: 4px;
            }
        }
        @media (min-width: 1025px) {
            .hide-desktop {
                display: none !important;
            }
        }

        /* ===== BUTTONS ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 11px 24px;
            border-radius: var(--radius);
            font-size: 0.95rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            transition: all var(--transition);
            white-space: nowrap;
            cursor: pointer;
            border: 2px solid transparent;
            text-align: center;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .btn-primary:hover {
            background: var(--accent);
            border-color: var(--accent);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-sm);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow);
        }
        .btn-accent {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }
        .btn-accent:hover {
            background: var(--accent-dark);
            border-color: var(--accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 0.85rem;
            border-radius: var(--radius-sm);
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 1.05rem;
            border-radius: var(--radius-lg);
        }

        /* ===== MAIN ===== */
        .main-content {
            flex: 1;
        }

        /* ===== BREADCRUMB ===== */
        .breadcrumb-bar {
            background: #fff;
            border-bottom: 1px solid var(--border-light);
            padding: 12px 0;
        }
        .breadcrumb-inner {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.88rem;
            color: var(--text-light);
            flex-wrap: wrap;
        }
        .breadcrumb-inner a {
            color: var(--text-light);
            transition: color var(--transition);
        }
        .breadcrumb-inner a:hover {
            color: var(--accent);
        }
        .breadcrumb-sep {
            color: var(--text-lighter);
            font-size: 0.7rem;
        }
        .breadcrumb-current {
            color: var(--primary);
            font-weight: 600;
        }

        /* ===== PAGE BANNER ===== */
        .page-banner {
            position: relative;
            min-height: 340px;
            display: flex;
            align-items: center;
            background: var(--primary-light);
            overflow: hidden;
            isolation: isolate;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.55;
            z-index: 0;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.75) 0%, rgba(26, 26, 46, 0.45) 40%, rgba(26, 26, 46, 0.65) 100%);
            z-index: 1;
        }
        .page-banner-content {
            position: relative;
            z-index: 2;
            padding: 60px 0;
            color: #fff;
            max-width: 700px;
        }
        .page-banner-content .banner-tag {
            display: inline-block;
            background: rgba(201, 169, 110, 0.3);
            border: 1px solid rgba(201, 169, 110, 0.5);
            color: var(--accent-light);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            margin-bottom: 16px;
        }
        .page-banner-content h1 {
            font-family: var(--font-display);
            font-size: 2.6rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            line-height: 1.3;
            margin-bottom: 16px;
            color: #fff;
        }
        .page-banner-content .banner-desc {
            font-size: 1.1rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
        }
        @media (max-width: 768px) {
            .page-banner {
                min-height: 260px;
            }
            .page-banner-content {
                padding: 40px 0;
            }
            .page-banner-content h1 {
                font-size: 1.8rem;
            }
            .page-banner-content .banner-desc {
                font-size: 0.95rem;
            }
        }

        /* ===== SECTION ===== */
        .section {
            padding: 64px 0;
        }
        .section-sm {
            padding: 40px 0;
        }
        .section-lg {
            padding: 80px 0;
        }
        .section-alt {
            background: var(--bg-warm);
        }
        .section-dark {
            background: var(--primary);
            color: #fff;
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header h2 {
            font-family: var(--font-display);
            font-size: 2rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            margin-bottom: 12px;
            color: var(--primary);
        }
        .section-dark .section-header h2 {
            color: #fff;
        }
        .section-header .section-subtitle {
            font-size: 1rem;
            color: var(--text-light);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }
        .section-dark .section-header .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
        }
        @media (max-width: 768px) {
            .section {
                padding: 40px 0;
            }
            .section-lg {
                padding: 52px 0;
            }
            .section-header {
                margin-bottom: 32px;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
        }

        /* ===== CARDS GRID ===== */
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .cards-grid.cols-2 {
            grid-template-columns: repeat(2, 1fr);
        }
        .cards-grid.cols-4 {
            grid-template-columns: repeat(4, 1fr);
        }
        @media (max-width: 1024px) {
            .cards-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .cards-grid.cols-4 {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .cards-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .cards-grid.cols-2,
            .cards-grid.cols-4 {
                grid-template-columns: 1fr;
            }
        }

        /* ===== CARD ===== */
        .card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-xl);
            border-color: var(--border);
        }
        .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 4 / 3;
            background: var(--bg-warm);
        }
        .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .card:hover .card-img-wrap img {
            transform: scale(1.06);
        }
        .card-img-wrap .card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--accent);
            color: #fff;
            padding: 5px 12px;
            border-radius: 50px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            z-index: 2;
        }
        .card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-body h3 {
            font-family: var(--font-display);
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--primary);
            letter-spacing: 0.02em;
        }
        .card-body p {
            font-size: 0.93rem;
            color: var(--text-light);
            line-height: 1.65;
            flex: 1;
            margin-bottom: 14px;
        }
        .card-body .card-meta {
            font-size: 0.82rem;
            color: var(--text-lighter);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--accent-dark);
            transition: all var(--transition);
            margin-top: auto;
        }
        .card-link:hover {
            color: var(--accent);
            gap: 10px;
        }
        .card-link i {
            font-size: 0.75rem;
            transition: transform var(--transition);
        }
        .card-link:hover i {
            transform: translateX(3px);
        }

        /* ===== FEATURE ROW ===== */
        .feature-row {
            display: flex;
            align-items: center;
            gap: 48px;
            padding: 20px 0;
        }
        .feature-row.reverse {
            flex-direction: row-reverse;
        }
        .feature-row .feature-img {
            flex: 0 0 45%;
            border-radius: var(--radius-lg);
            overflow: hidden;
            aspect-ratio: 4 / 3;
            background: var(--bg-warm);
            box-shadow: var(--shadow);
        }
        .feature-row .feature-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .feature-row:hover .feature-img img {
            transform: scale(1.04);
        }
        .feature-row .feature-text {
            flex: 1;
        }
        .feature-row .feature-text h3 {
            font-family: var(--font-display);
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--primary);
            letter-spacing: 0.03em;
        }
        .feature-row .feature-text p {
            font-size: 1rem;
            color: var(--text-light);
            line-height: 1.8;
            margin-bottom: 16px;
        }
        .feature-row .feature-text .feature-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .feature-tag {
            display: inline-block;
            padding: 6px 14px;
            border-radius: 50px;
            font-size: 0.82rem;
            font-weight: 500;
            background: var(--bg-warm);
            color: var(--text-light);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .feature-tag:hover {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }
        @media (max-width: 768px) {
            .feature-row,
            .feature-row.reverse {
                flex-direction: column;
                gap: 24px;
            }
            .feature-row .feature-img {
                flex: 0 0 auto;
                width: 100%;
                aspect-ratio: 16 / 10;
            }
            .feature-row .feature-text h3 {
                font-size: 1.3rem;
            }
        }

        /* ===== LIST BLOCK ===== */
        .list-block {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .list-item-card {
            display: flex;
            align-items: center;
            gap: 20px;
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 16px 20px;
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            cursor: pointer;
        }
        .list-item-card:hover {
            box-shadow: var(--shadow);
            border-color: var(--border);
            transform: translateX(4px);
        }
        .list-item-card .list-num {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--bg-warm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--accent-dark);
            font-family: var(--font-display);
            transition: all var(--transition);
        }
        .list-item-card:hover .list-num {
            background: var(--accent);
            color: #fff;
        }
        .list-item-card .list-img {
            flex-shrink: 0;
            width: 72px;
            height: 72px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            background: var(--bg-warm);
        }
        .list-item-card .list-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .list-item-card .list-info {
            flex: 1;
            min-width: 0;
        }
        .list-item-card .list-info h4 {
            font-weight: 600;
            font-size: 1rem;
            color: var(--primary);
            margin-bottom: 4px;
            letter-spacing: 0.02em;
        }
        .list-item-card .list-info p {
            font-size: 0.85rem;
            color: var(--text-light);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .list-item-card .list-arrow {
            flex-shrink: 0;
            color: var(--text-lighter);
            transition: all var(--transition);
        }
        .list-item-card:hover .list-arrow {
            color: var(--accent);
            transform: translateX(4px);
        }
        @media (max-width: 520px) {
            .list-item-card {
                flex-wrap: wrap;
                gap: 12px;
                padding: 14px;
            }
            .list-item-card .list-img {
                width: 56px;
                height: 56px;
            }
            .list-item-card .list-num {
                width: 36px;
                height: 36px;
                font-size: 0.95rem;
            }
        }

        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--card-bg);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--primary);
            letter-spacing: 0.02em;
            transition: all var(--transition);
            user-select: none;
            gap: 12px;
        }
        .faq-question:hover {
            color: var(--accent-dark);
            background: var(--bg-warm);
        }
        .faq-question i {
            flex-shrink: 0;
            transition: transform var(--transition);
            color: var(--text-lighter);
            font-size: 0.9rem;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 22px;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 22px 18px;
        }
        .faq-answer p {
            font-size: 0.93rem;
            color: var(--text-light);
            line-height: 1.75;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--primary);
            color: #fff;
            padding: 64px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
            isolation: isolate;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('assets/images/backpic/back-3.webp') center/cover no-repeat;
            opacity: 0.18;
            z-index: 0;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-family: var(--font-display);
            font-size: 2rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            margin-bottom: 12px;
        }
        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.78);
            max-width: 520px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }
        .cta-form {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .cta-form input {
            flex: 1;
            min-width: 220px;
            padding: 13px 18px;
            border-radius: var(--radius);
            border: 2px solid transparent;
            font-size: 0.95rem;
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            transition: all var(--transition);
        }
        .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }
        .cta-form input:focus {
            background: rgba(255, 255, 255, 0.2);
            border-color: var(--accent-light);
            outline: none;
        }
        @media (max-width: 520px) {
            .cta-section {
                padding: 44px 0;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .cta-form {
                flex-direction: column;
                align-items: center;
            }
            .cta-form input {
                width: 100%;
                min-width: auto;
            }
        }

        /* ===== FOOTER ===== */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.8);
            padding: 52px 0 24px;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 36px;
        }
        .footer-logo {
            font-family: var(--font-display);
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.04em;
            display: block;
            margin-bottom: 12px;
        }
        .footer-col p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.6);
            transition: all var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent-light);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 12px;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.45);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-col:first-child {
                grid-column: 1 / -1;
            }
            .site-footer {
                padding: 36px 0 20px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== DIVIDER ===== */
        .divider {
            border: none;
            border-top: 1px solid var(--border-light);
            margin: 0;
        }

        /* ===== STAT BLOCK ===== */
        .stats-row {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .stat-item {
            flex: 1;
            min-width: 140px;
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .stat-item:hover {
            box-shadow: var(--shadow);
            transform: translateY(-3px);
        }
        .stat-item .stat-num {
            font-family: var(--font-display);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--accent-dark);
            letter-spacing: 0.02em;
            margin-bottom: 6px;
        }
        .stat-item .stat-label {
            font-size: 0.9rem;
            color: var(--text-light);
            font-weight: 500;
        }
        @media (max-width: 520px) {
            .stats-row {
                gap: 12px;
            }
            .stat-item {
                min-width: 100px;
                padding: 16px 12px;
            }
            .stat-item .stat-num {
                font-size: 1.6rem;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #1a1a2e;
            --primary-light: #2d2d45;
            --primary-lighter: #3a3a55;
            --accent: #c9a96e;
            --accent-light: #d4b87a;
            --accent-dark: #b89452;
            --accent-pale: #f5efe2;
            --bg: #fafaf8;
            --bg-alt: #f3f1ec;
            --surface: #ffffff;
            --text: #2c2c2c;
            --text-secondary: #5e5e5e;
            --text-muted: #949494;
            --text-light: #b0b0b0;
            --border: #e5e1d8;
            --border-light: #f0ede6;
            --border-strong: #d5cfc4;
            --shadow-xs: 0 1px 2px rgba(26, 26, 46, 0.04);
            --shadow-sm: 0 2px 6px rgba(26, 26, 46, 0.06);
            --shadow-md: 0 6px 20px rgba(26, 26, 46, 0.09);
            --shadow-lg: 0 12px 36px rgba(26, 26, 46, 0.12);
            --shadow-xl: 0 20px 50px rgba(26, 26, 46, 0.16);
            --radius-xs: 4px;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --font-heading: 'Georgia', 'Noto Serif SC', 'STSong', 'SimSun', 'Songti SC', serif;
            --font-body: 'Inter', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-spring: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
            --max-width: 1280px;
            --nav-height: 72px;
            --section-gap: 80px;
            --card-gap: 24px;
        }

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

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

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            min-height: 100vh;
            letter-spacing: 0.01em;
        }

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

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

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

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

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            font-weight: 600;
            line-height: 1.25;
            color: var(--primary);
        }

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 28px;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 18px;
            }
            :root {
                --section-gap: 52px;
                --card-gap: 16px;
            }
        }

        /* ============ HEADER ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-xs);
            height: var(--nav-height);
            transition: box-shadow var(--transition-smooth);
        }

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

        .header-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 28px;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.03em;
            white-space: nowrap;
            transition: opacity var(--transition-fast);
        }

        .header-logo:hover {
            opacity: 0.82;
        }

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: var(--primary);
            color: var(--accent);
            font-size: 1.15rem;
            font-weight: 800;
            letter-spacing: 0;
            flex-shrink: 0;
        }

        .nav-panel {
            display: flex;
            align-items: center;
            gap: 6px;
            background: var(--bg-alt);
            border-radius: var(--radius-full);
            padding: 5px 6px;
            border: 1px solid var(--border-light);
        }

        .nav-panel a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: var(--radius-full);
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }

        .nav-panel a:hover {
            color: var(--primary);
            background: rgba(255, 255, 255, 0.7);
        }

        .nav-panel a.active {
            background: var(--surface);
            color: var(--primary);
            font-weight: 600;
            box-shadow: var(--shadow-xs);
            border: 1px solid var(--border);
        }

        .nav-icon {
            font-size: 0.8rem;
            color: var(--accent);
            flex-shrink: 0;
        }

        .nav-panel a.active .nav-icon {
            color: var(--accent-dark);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-full);
            font-size: 0.9rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: all var(--transition-smooth);
            white-space: nowrap;
            border: 2px solid transparent;
            outline: none;
        }

        .btn:focus-visible {
            outline: 3px solid var(--accent);
            outline-offset: 3px;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        .btn-primary:hover {
            background: var(--primary-light);
            border-color: var(--primary-light);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-sm);
            background: var(--primary-lighter);
        }

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border-color: var(--border-strong);
        }

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

        .btn-sm {
            padding: 7px 16px;
            font-size: 0.82rem;
            border-radius: var(--radius-full);
        }

        .btn-lg {
            padding: 13px 30px;
            font-size: 1rem;
            border-radius: var(--radius-full);
        }

        .btn-accent {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }

        .btn-accent:hover {
            background: var(--accent-light);
            border-color: var(--accent-light);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

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

        .mobile-menu-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--primary);
            background: var(--bg-alt);
            border: 1px solid var(--border-light);
            transition: all var(--transition-fast);
        }

        .mobile-menu-toggle:hover {
            background: var(--border-light);
        }

        @media (max-width: 1024px) {
            .hide-mobile {
                display: none !important;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .nav-panel {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                bottom: 0;
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                background: var(--surface);
                border-radius: 0;
                padding: 16px;
                border: none;
                border-top: 1px solid var(--border-light);
                overflow-y: auto;
                z-index: 999;
                display: none;
                box-shadow: var(--shadow-lg);
            }
            .nav-panel.open {
                display: flex;
            }
            .nav-panel a {
                border-radius: var(--radius-md);
                padding: 14px 18px;
                font-size: 1rem;
                gap: 10px;
                border: 1px solid transparent;
            }
            .nav-panel a.active {
                border-color: var(--border);
            }
            .nav-icon {
                font-size: 0.95rem;
            }
        }

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

        /* ============ BREADCRUMB ============ */
        .breadcrumb-bar {
            padding: 14px 0;
            background: transparent;
        }

        .breadcrumb-list {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        .breadcrumb-list a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }

        .breadcrumb-list a:hover {
            color: var(--accent-dark);
        }

        .breadcrumb-sep {
            color: var(--text-light);
            font-size: 0.7rem;
        }

        .breadcrumb-current {
            color: var(--primary);
            font-weight: 600;
        }

        /* ============ PAGE BANNER ============ */
        .page-banner {
            position: relative;
            min-height: 340px;
            display: flex;
            align-items: center;
            background: var(--primary);
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 35%;
            background-repeat: no-repeat;
            overflow: hidden;
            border-radius: 0 0 var(--radius-xl) var(--radius-xl);
            margin: 0 14px;
        }

        @media (min-width: 1400px) {
            .page-banner {
                margin: 0 auto;
                max-width: calc(var(--max-width) + 28px);
                border-radius: 0 0 var(--radius-xl) var(--radius-xl);
            }
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26, 26, 46, 0.55) 0%, rgba(26, 26, 46, 0.72) 60%, rgba(26, 26, 46, 0.85) 100%);
            z-index: 1;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(201, 169, 110, 0.18) 0%, transparent 60%);
            z-index: 1;
        }

        .banner-content {
            position: relative;
            z-index: 2;
            padding: 60px 28px;
            max-width: 720px;
            color: #fff;
        }

        .banner-badge {
            display: inline-block;
            padding: 6px 16px;
            border-radius: var(--radius-full);
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent-light);
            border: 1px solid rgba(255, 255, 255, 0.2);
            margin-bottom: 18px;
        }

        .banner-content h1 {
            font-size: 3rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.02em;
            margin-bottom: 14px;
            line-height: 1.15;
        }

        .banner-content .banner-desc {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.65;
            max-width: 560px;
        }

        @media (max-width: 768px) {
            .page-banner {
                min-height: 260px;
                margin: 0 8px;
                border-radius: 0 0 var(--radius-lg) var(--radius-lg);
            }
            .banner-content {
                padding: 40px 18px;
            }
            .banner-content h1 {
                font-size: 2rem;
            }
            .banner-content .banner-desc {
                font-size: 1rem;
            }
        }

        @media (max-width: 520px) {
            .page-banner {
                min-height: 220px;
                margin: 0;
                border-radius: 0;
            }
            .banner-content h1 {
                font-size: 1.6rem;
            }
            .banner-content .banner-desc {
                font-size: 0.9rem;
            }
        }

        /* ============ SECTIONS ============ */
        .section {
            padding: var(--section-gap) 0;
        }

        .section-sm {
            padding: 40px 0;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-secondary);
            margin-bottom: 36px;
            max-width: 600px;
        }

        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }

        .section-header .section-title {
            margin-bottom: 8px;
        }

        .section-header .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        .accent-line {
            display: inline-block;
            width: 48px;
            height: 3px;
            background: var(--accent);
            border-radius: var(--radius-full);
            margin-bottom: 12px;
        }

        @media (max-width: 768px) {
            .section-title {
                font-size: 1.5rem;
            }
            .section-subtitle {
                font-size: 0.95rem;
                margin-bottom: 24px;
            }
            .section-header {
                margin-bottom: 28px;
            }
        }

        /* ============ STATS ROW ============ */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--card-gap);
        }

        .stat-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 26px 22px;
            text-align: center;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-smooth);
        }

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

        .stat-number {
            font-family: var(--font-heading);
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.01em;
            line-height: 1;
        }

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

        .stat-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-top: 8px;
            letter-spacing: 0.03em;
        }

        @media (max-width: 900px) {
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 520px) {
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-card {
                padding: 18px 14px;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .stat-label {
                font-size: 0.8rem;
            }
        }

        /* ============ CARD GRID ============ */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--card-gap);
        }

        .card-grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--card-gap);
        }

        .card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }

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

        .card-image-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--bg-alt);
        }

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

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

        .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 5px 12px;
            border-radius: var(--radius-full);
            background: rgba(26, 26, 46, 0.78);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            z-index: 2;
        }

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

        .card-body h3 {
            font-size: 1.15rem;
            font-weight: 650;
            color: var(--primary);
            line-height: 1.35;
            letter-spacing: 0.015em;
        }

        .card-body p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.55;
            flex: 1;
        }

        .card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.8rem;
            color: var(--text-muted);
            padding-top: 6px;
            border-top: 1px solid var(--border-light);
        }

        .card-meta i {
            color: var(--accent);
            font-size: 0.7rem;
        }

        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 0.88rem;
            color: var(--accent-dark);
            transition: all var(--transition-fast);
            margin-top: 4px;
        }

        .card-link:hover {
            color: var(--primary);
            gap: 10px;
        }

        .card-link i {
            font-size: 0.75rem;
            transition: transform var(--transition-fast);
        }

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

        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 640px) {
            .card-grid {
                grid-template-columns: 1fr;
            }
            .card-grid-2 {
                grid-template-columns: 1fr;
            }
            .card-body h3 {
                font-size: 1.05rem;
            }
        }

        /* ============ BRAND DIRECTION CARDS ============ */
        .direction-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--card-gap);
        }

        .direction-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 30px 26px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-smooth);
            display: flex;
            gap: 18px;
            align-items: flex-start;
        }

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

        .direction-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            background: var(--accent-pale);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--accent-dark);
            flex-shrink: 0;
        }

        .direction-info h4 {
            font-size: 1.08rem;
            font-weight: 650;
            color: var(--primary);
            margin-bottom: 6px;
        }

        .direction-info p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.55;
        }

        @media (max-width: 768px) {
            .direction-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ============ TREND SECTION ============ */
        .trend-block {
            background: var(--primary);
            border-radius: var(--radius-xl);
            padding: 50px 40px;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .trend-block::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: rgba(201, 169, 110, 0.1);
            z-index: 0;
        }

        .trend-block::after {
            content: '';
            position: absolute;
            bottom: -60px;
            left: -30px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.03);
            z-index: 0;
        }

        .trend-inner {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            align-items: center;
        }

        .trend-text h2 {
            font-size: 1.8rem;
            color: #fff;
            margin-bottom: 12px;
        }

        .trend-text p {
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.65;
            font-size: 1rem;
        }

        .trend-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 16px;
        }

        .trend-tag {
            padding: 6px 14px;
            border-radius: var(--radius-full);
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #fff;
            font-size: 0.82rem;
            font-weight: 500;
            letter-spacing: 0.03em;
        }

        .trend-image-wrap {
            border-radius: var(--radius-lg);
            overflow: hidden;
            aspect-ratio: 4 / 3;
            box-shadow: var(--shadow-xl);
        }

        .trend-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        @media (max-width: 768px) {
            .trend-block {
                padding: 32px 20px;
                border-radius: var(--radius-lg);
            }
            .trend-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .trend-text h2 {
                font-size: 1.4rem;
            }
        }

        /* ============ FAQ ============ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 800px;
            margin: 0 auto;
        }

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

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

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--primary);
            text-align: left;
            background: transparent;
            gap: 12px;
            letter-spacing: 0.015em;
            transition: background var(--transition-fast);
        }

        .faq-question:hover {
            background: var(--bg-alt);
        }

        .faq-question:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: -2px;
            border-radius: var(--radius-md);
        }

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--accent-pale);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: var(--accent-dark);
            transition: all var(--transition-smooth);
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        .faq-answer-inner {
            padding: 0 22px 18px;
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.65;
        }

        /* ============ CTA ============ */
        .cta-section {
            background: var(--bg-alt);
            border-radius: var(--radius-xl);
            padding: 50px 36px;
            text-align: center;
            border: 1px solid var(--border-light);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50px;
            right: -50px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(201, 169, 110, 0.08);
            z-index: 0;
        }

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

        .cta-section h2 {
            font-size: 1.7rem;
            margin-bottom: 8px;
        }

        .cta-section p {
            color: var(--text-secondary);
            margin-bottom: 22px;
            font-size: 1rem;
        }

        .cta-form {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto;
        }

        .cta-form input {
            flex: 1;
            padding: 12px 18px;
            border-radius: var(--radius-full);
            border: 2px solid var(--border);
            background: var(--surface);
            font-size: 0.95rem;
            color: var(--text);
            transition: border-color var(--transition-fast);
            outline: none;
        }

        .cta-form input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 4px rgba(201, 169, 110, 0.1);
        }

        @media (max-width: 520px) {
            .cta-section {
                padding: 32px 18px;
                border-radius: var(--radius-lg);
            }
            .cta-section h2 {
                font-size: 1.35rem;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form input {
                text-align: center;
            }
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.8);
            padding: 50px 0 0;
            margin-top: var(--section-gap);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 36px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        }

        .footer-logo {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.03em;
            display: inline-block;
            margin-bottom: 10px;
        }

        .footer-col p {
            font-size: 0.88rem;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 650;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 7px;
        }

        .footer-col ul li a {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            padding: 18px 0;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.45);
        }

        @media (max-width: 900px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ============ UTILITY ============ */
        .text-center {
            text-align: center;
        }
        .mt-0 {
            margin-top: 0;
        }
        .mt-sm {
            margin-top: 12px;
        }
        .mt-md {
            margin-top: 24px;
        }
        .mt-lg {
            margin-top: 40px;
        }
        .mb-sm {
            margin-bottom: 12px;
        }
        .mb-md {
            margin-bottom: 24px;
        }
        .mb-lg {
            margin-bottom: 40px;
        }

        /* ============ SCROLL TO TOP ============ */
        .scroll-top-btn {
            position: fixed;
            bottom: 28px;
            right: 28px;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            box-shadow: var(--shadow-md);
            z-index: 900;
            opacity: 0;
            pointer-events: none;
            transition: all var(--transition-smooth);
            border: 2px solid transparent;
        }

        .scroll-top-btn.visible {
            opacity: 1;
            pointer-events: auto;
        }

        .scroll-top-btn:hover {
            background: var(--accent);
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
        }

        .scroll-top-btn:focus-visible {
            outline: 3px solid var(--accent);
            outline-offset: 3px;
        }

        /* ============ PAGINATION ============ */
        .pagination-bar {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            margin-top: 36px;
            flex-wrap: wrap;
        }

        .pagination-btn {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            font-weight: 500;
            background: var(--surface);
            border: 1px solid var(--border-light);
            color: var(--text-secondary);
            transition: all var(--transition-fast);
        }

        .pagination-btn:hover {
            border-color: var(--border-strong);
            color: var(--primary);
        }
        .pagination-btn.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            font-weight: 600;
        }
        .pagination-btn:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        /* ============ ANIMATIONS ============ */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .animate-in {
            animation: fadeInUp 0.55s cubic-bezier(0.4, 0, 0.2, 1) both;
        }

        .delay-1 {
            animation-delay: 0.1s;
        }
        .delay-2 {
            animation-delay: 0.2s;
        }
        .delay-3 {
            animation-delay: 0.3s;
        }

/* roulang page: category5 */
:root {
            --color-primary: #1B4D3E;
            --color-primary-light: #2A6B56;
            --color-primary-dark: #0F3328;
            --color-accent: #C8963E;
            --color-accent-light: #D9B068;
            --color-accent-glow: #F0D89C;
            --color-bg: #FAF9F6;
            --color-bg-warm: #F5F2EC;
            --color-surface: #FFFFFF;
            --color-dark-bg: #0F1F1A;
            --color-dark-surface: #162B23;
            --color-text: #1E1E1E;
            --color-text-strong: #0D0D0D;
            --color-text-muted: #6E6E6E;
            --color-text-light: #9A9A9A;
            --color-text-on-dark: #E8E5DF;
            --color-text-on-dark-muted: #A8A59E;
            --color-border: #E5E2DB;
            --color-border-light: #F0EDE6;
            --color-border-strong: #D5D1C8;
            --color-success: #3D8B5F;
            --color-warning: #D4A03C;
            --color-info: #4A7FA3;
            --radius-xs: 4px;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 30px;
            --radius-full: 9999px;
            --shadow-xs: 0 1px 3px rgba(15, 31, 26, 0.04);
            --shadow-sm: 0 2px 8px rgba(15, 31, 26, 0.06);
            --shadow-md: 0 6px 20px rgba(15, 31, 26, 0.10);
            --shadow-lg: 0 14px 40px rgba(15, 31, 26, 0.14);
            --shadow-xl: 0 22px 60px rgba(15, 31, 26, 0.18);
            --shadow-card-hover: 0 10px 32px rgba(15, 31, 26, 0.16);
            --shadow-nav: 0 3px 16px rgba(15, 31, 26, 0.10);
            --spacing-2xs: 4px;
            --spacing-xs: 8px;
            --spacing-sm: 14px;
            --spacing-md: 22px;
            --spacing-lg: 36px;
            --spacing-xl: 52px;
            --spacing-2xl: 72px;
            --spacing-3xl: 96px;
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --font-display: 'Playfair Display', 'Noto Serif SC', 'Georgia', 'STSong', serif;
            --font-size-xs: 0.75rem;
            --font-size-sm: 0.875rem;
            --font-size-base: 1rem;
            --font-size-md: 1.125rem;
            --font-size-lg: 1.25rem;
            --font-size-xl: 1.5rem;
            --font-size-2xl: 1.875rem;
            --font-size-3xl: 2.25rem;
            --font-size-4xl: 2.75rem;
            --font-size-5xl: 3.25rem;
            --line-height-tight: 1.2;
            --line-height-snug: 1.35;
            --line-height-normal: 1.6;
            --line-height-relaxed: 1.75;
            --transition-fast: 0.18s ease-out;
            --transition-base: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.42s cubic-bezier(0.25, 0.1, 0.25, 1);
            --max-width-container: 1260px;
            --max-width-content: 820px;
            --header-height: 72px;
            --header-height-mobile: 62px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            font-size: var(--font-size-base);
            line-height: var(--line-height-normal);
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            text-rendering: optimizeLegibility;
        }

        img {
            display: block;
            max-width: 100%;
            height: auto;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent);
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
        }
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: var(--line-height-tight);
            color: var(--color-text-strong);
            font-weight: 600;
        }
        h1 {
            font-size: var(--font-size-4xl);
            font-weight: 700;
        }
        h2 {
            font-size: var(--font-size-2xl);
            font-weight: 700;
        }
        h3 {
            font-size: var(--font-size-xl);
            font-weight: 600;
        }
        h4 {
            font-size: var(--font-size-lg);
            font-weight: 600;
        }

        /* ============ CONTAINER ============ */
        .container {
            width: 100%;
            max-width: var(--max-width-container);
            margin-left: auto;
            margin-right: auto;
            padding-left: var(--spacing-md);
            padding-right: var(--spacing-md);
        }
        .container-narrow {
            max-width: var(--max-width-content);
            margin-left: auto;
            margin-right: auto;
            padding-left: var(--spacing-md);
            padding-right: var(--spacing-md);
        }

        /* ============ HEADER & NAVIGATION ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-dark-bg);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            height: var(--header-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-lg);
        }
        .header-inner {
            width: 100%;
            max-width: var(--max-width-container);
            margin: 0 auto;
            padding: 0 var(--spacing-md);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-md);
            height: 100%;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-display);
            font-size: 1.35rem;
            font-weight: 700;
            color: #FFFFFF;
            white-space: nowrap;
            letter-spacing: 0.02em;
            transition: opacity var(--transition-fast);
            flex-shrink: 0;
        }
        .header-logo:hover {
            opacity: 0.88;
            color: #FFFFFF;
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--color-accent);
            color: #FFFFFF;
            font-family: var(--font-display);
            font-size: 1.15rem;
            font-weight: 700;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
            letter-spacing: 0;
        }

        /* Nav Panel - 卡片化导航面板 */
        .nav-panel {
            display: flex;
            align-items: center;
            gap: 4px;
            background: rgba(255, 255, 255, 0.04);
            border-radius: var(--radius-lg);
            padding: 5px 6px;
            border: 1px solid rgba(255, 255, 255, 0.07);
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .nav-panel::-webkit-scrollbar {
            display: none;
        }
        .nav-panel a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 9px 15px;
            border-radius: var(--radius-md);
            font-size: var(--font-size-sm);
            font-weight: 500;
            color: var(--color-text-on-dark-muted);
            white-space: nowrap;
            transition: all var(--transition-base);
            position: relative;
            letter-spacing: 0.01em;
        }
        .nav-panel a:hover {
            color: var(--color-text-on-dark);
            background: rgba(255, 255, 255, 0.07);
        }
        .nav-panel a.active {
            color: #FFFFFF;
            background: rgba(200, 150, 62, 0.22);
            font-weight: 600;
            box-shadow: 0 0 0 1px rgba(200, 150, 62, 0.35);
        }
        .nav-panel a .nav-icon {
            font-size: 0.8rem;
            opacity: 0.8;
            flex-shrink: 0;
        }
        .nav-panel a.active .nav-icon {
            opacity: 1;
            color: var(--color-accent-light);
        }

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

        .mobile-menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
            color: #FFFFFF;
            font-size: 1.25rem;
            background: rgba(255, 255, 255, 0.06);
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }
        .mobile-menu-toggle:hover {
            background: rgba(255, 255, 255, 0.14);
        }

        /* Mobile nav drawer */
        .mobile-nav-drawer {
            display: none;
            position: fixed;
            top: var(--header-height-mobile);
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-dark-bg);
            z-index: 999;
            flex-direction: column;
            padding: var(--spacing-md);
            gap: 4px;
            overflow-y: auto;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        .mobile-nav-drawer.open {
            display: flex;
        }
        .mobile-nav-drawer a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 14px 18px;
            border-radius: var(--radius-md);
            font-size: var(--font-size-base);
            font-weight: 500;
            color: var(--color-text-on-dark-muted);
            transition: all var(--transition-fast);
            letter-spacing: 0.01em;
        }
        .mobile-nav-drawer a:hover,
        .mobile-nav-drawer a.active {
            color: #FFFFFF;
            background: rgba(200, 150, 62, 0.18);
        }
        .mobile-nav-drawer a .nav-icon {
            font-size: 0.9rem;
            width: 22px;
            text-align: center;
            flex-shrink: 0;
        }

        /* ============ BUTTONS ============ */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            font-size: var(--font-size-sm);
            font-weight: 600;
            border-radius: var(--radius-md);
            letter-spacing: 0.02em;
            transition: all var(--transition-base);
            white-space: nowrap;
            cursor: pointer;
            border: 2px solid transparent;
            position: relative;
            overflow: hidden;
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: var(--font-size-xs);
            border-radius: var(--radius-sm);
            font-weight: 500;
        }
        .btn-lg {
            padding: 15px 32px;
            font-size: var(--font-size-base);
            border-radius: var(--radius-lg);
            font-weight: 600;
        }
        .btn-primary {
            background: var(--color-accent);
            color: #FFFFFF;
            border-color: var(--color-accent);
        }
        .btn-primary:hover {
            background: var(--color-accent-light);
            border-color: var(--color-accent-light);
            color: #FFFFFF;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-sm);
        }
        .btn-outline {
            background: transparent;
            color: var(--color-primary);
            border-color: var(--color-primary);
        }
        .btn-outline:hover {
            background: var(--color-primary);
            color: #FFFFFF;
            border-color: var(--color-primary);
            transform: translateY(-1px);
            box-shadow: var(--shadow-sm);
        }
        .btn-outline-light {
            background: transparent;
            color: #FFFFFF;
            border-color: rgba(255, 255, 255, 0.5);
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #FFFFFF;
            color: #FFFFFF;
            transform: translateY(-1px);
        }
        .btn-accent-ghost {
            background: transparent;
            color: var(--color-accent);
            border: 2px solid transparent;
            font-weight: 600;
        }
        .btn-accent-ghost:hover {
            background: rgba(200, 150, 62, 0.08);
            color: var(--color-accent);
            border-color: var(--color-accent);
        }
        .btn:focus-visible {
            outline: 3px solid var(--color-accent-light);
            outline-offset: 3px;
        }

        /* ============ BADGES & TAGS ============ */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 5px 12px;
            font-size: var(--font-size-xs);
            font-weight: 600;
            border-radius: var(--radius-full);
            letter-spacing: 0.03em;
            white-space: nowrap;
            line-height: 1.3;
        }
        .badge-green {
            background: #E6F4EC;
            color: #1B4D3E;
        }
        .badge-gold {
            background: #FDF5E6;
            color: #8B6914;
        }
        .badge-outline {
            background: transparent;
            border: 1.5px solid var(--color-border-strong);
            color: var(--color-text-muted);
        }
        .tag-row {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        /* ============ SECTION SPACING ============ */
        .section {
            padding: var(--spacing-2xl) 0;
        }
        .section-sm {
            padding: var(--spacing-xl) 0;
        }
        .section-lg {
            padding: var(--spacing-3xl) 0;
        }
        .section-title {
            font-family: var(--font-display);
            font-size: var(--font-size-3xl);
            font-weight: 700;
            margin-bottom: var(--spacing-xs);
            color: var(--color-text-strong);
            letter-spacing: 0.01em;
        }
        .section-subtitle {
            font-size: var(--font-size-md);
            color: var(--color-text-muted);
            max-width: 600px;
            line-height: var(--line-height-relaxed);
        }
        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-xl);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: var(--spacing-xs);
        }
        .section-divider {
            width: 50px;
            height: 3px;
            background: var(--color-accent);
            border-radius: var(--radius-full);
            margin: 0 auto var(--spacing-sm);
        }

        /* ============ PAGE BANNER ============ */
        .page-banner {
            position: relative;
            padding: var(--spacing-3xl) 0 var(--spacing-2xl);
            background: linear-gradient(170deg, #0F1F1A 0%, #162B23 30%, #1B3D30 60%, #0F2219 100%);
            overflow: hidden;
            min-height: 380px;
            display: flex;
            align-items: center;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('assets/images/backpic/back-2.webp') center / cover no-repeat;
            opacity: 0.18;
            z-index: 0;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 40%, rgba(200, 150, 62, 0.14) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 60%, rgba(27, 77, 62, 0.4) 0%, transparent 55%);
            z-index: 0;
        }
        .page-banner-content {
            position: relative;
            z-index: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            gap: var(--spacing-sm);
        }
        .page-banner .breadcrumb-row {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: var(--font-size-sm);
            color: var(--color-text-on-dark-muted);
            flex-wrap: wrap;
            justify-content: center;
        }
        .page-banner .breadcrumb-row a {
            color: var(--color-accent-light);
            transition: color var(--transition-fast);
        }
        .page-banner .breadcrumb-row a:hover {
            color: #FFFFFF;
        }
        .page-banner .breadcrumb-sep {
            color: rgba(255, 255, 255, 0.3);
        }
        .page-banner h1 {
            font-family: var(--font-display);
            font-size: var(--font-size-5xl);
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            max-width: 720px;
            line-height: var(--line-height-tight);
        }
        .page-banner .banner-desc {
            font-size: var(--font-size-md);
            color: var(--color-text-on-dark-muted);
            max-width: 580px;
            line-height: var(--line-height-relaxed);
        }
        .page-banner .banner-stats-row {
            display: flex;
            gap: var(--spacing-lg);
            flex-wrap: wrap;
            justify-content: center;
            margin-top: var(--spacing-sm);
        }
        .banner-stat-item {
            text-align: center;
            min-width: 80px;
        }
        .banner-stat-num {
            font-family: var(--font-display);
            font-size: var(--font-size-3xl);
            font-weight: 700;
            color: var(--color-accent-light);
            line-height: 1;
        }
        .banner-stat-label {
            font-size: var(--font-size-xs);
            color: var(--color-text-on-dark-muted);
            margin-top: 4px;
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }

        /* ============ CARDS ============ */
        .card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: var(--color-border-strong);
        }
        .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: #F5F2EC;
        }
        .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .card:hover .card-img-wrap img {
            transform: scale(1.04);
        }
        .card-img-wrap .card-badge-pos {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
        }
        .card-body {
            padding: var(--spacing-md);
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex: 1;
        }
        .card-body h3 {
            font-size: var(--font-size-lg);
            font-weight: 600;
            line-height: var(--line-height-snug);
        }
        .card-body p {
            font-size: var(--font-size-sm);
            color: var(--color-text-muted);
            line-height: var(--line-height-relaxed);
            flex: 1;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            font-size: var(--font-size-xs);
            color: var(--color-text-light);
        }
        .card-link {
            font-weight: 600;
            font-size: var(--font-size-sm);
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition-fast);
        }
        .card-link:hover {
            color: var(--color-accent);
            gap: 8px;
        }

        /* Stat card */
        .stat-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            text-align: center;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-accent);
            transform: translateY(-2px);
        }
        .stat-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            background: #E6F4EC;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto var(--spacing-sm);
            font-size: 1.4rem;
            color: var(--color-primary);
        }
        .stat-num {
            font-family: var(--font-display);
            font-size: var(--font-size-3xl);
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1;
        }
        .stat-label {
            font-size: var(--font-size-sm);
            color: var(--color-text-muted);
            margin-top: 4px;
        }

        /* ============ GRID LAYOUTS ============ */
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--spacing-md);
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-md);
        }
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-md);
        }
        .grid-stats {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-md);
        }

        /* ============ LIST STYLES ============ */
        .content-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }
        .content-list-item {
            display: flex;
            gap: var(--spacing-md);
            padding: var(--spacing-md);
            background: var(--color-surface);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            align-items: flex-start;
        }
        .content-list-item:hover {
            box-shadow: var(--shadow-sm);
            border-color: var(--color-border-strong);
            transform: translateX(3px);
        }
        .content-list-num {
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            background: #E6F4EC;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--color-primary);
            flex-shrink: 0;
            font-size: var(--font-size-sm);
        }
        .content-list-body h4 {
            font-size: var(--font-size-base);
            font-weight: 600;
            margin-bottom: 4px;
        }
        .content-list-body p {
            font-size: var(--font-size-sm);
            color: var(--color-text-muted);
            line-height: var(--line-height-relaxed);
        }

        /* ============ HIGHLIGHT BOX ============ */
        .highlight-box {
            background: linear-gradient(135deg, #F5F2EC 0%, #FAF8F4 50%, #F0EDE5 100%);
            border-radius: var(--radius-xl);
            padding: var(--spacing-xl);
            border: 1px solid var(--color-border);
            display: flex;
            gap: var(--spacing-lg);
            align-items: center;
            flex-wrap: wrap;
        }
        .highlight-box-icon {
            width: 64px;
            height: 64px;
            border-radius: var(--radius-md);
            background: var(--color-primary);
            color: #FFFFFF;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            flex-shrink: 0;
        }
        .highlight-box-text h3 {
            font-size: var(--font-size-xl);
            margin-bottom: 6px;
        }
        .highlight-box-text p {
            color: var(--color-text-muted);
            line-height: var(--line-height-relaxed);
        }

        /* ============ QUOTE BLOCK ============ */
        .quote-block {
            background: var(--color-dark-surface);
            border-radius: var(--radius-xl);
            padding: var(--spacing-xl);
            border-left: 5px solid var(--color-accent);
            position: relative;
        }
        .quote-block p {
            font-family: var(--font-display);
            font-size: var(--font-size-xl);
            font-style: italic;
            color: #FFFFFF;
            line-height: var(--line-height-relaxed);
            margin-bottom: var(--spacing-sm);
        }
        .quote-attribution {
            font-size: var(--font-size-sm);
            color: var(--color-accent-light);
            font-weight: 500;
        }

        /* ============ FAQ ACCORDION ============ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-xs);
        }
        .faq-item {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .faq-item:hover {
            border-color: var(--color-border-strong);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 22px;
            font-size: var(--font-size-base);
            font-weight: 600;
            color: var(--color-text-strong);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-sm);
            cursor: pointer;
            background: transparent;
            transition: background var(--transition-fast);
            letter-spacing: 0.01em;
        }
        .faq-question:hover {
            background: rgba(27, 77, 62, 0.03);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: var(--radius-full);
            background: #E6F4EC;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            color: var(--color-primary);
            transition: transform var(--transition-base);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            background: var(--color-primary);
            color: #FFFFFF;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-base);
            padding: 0 22px;
        }
        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 0 22px 18px;
        }
        .faq-answer p {
            font-size: var(--font-size-sm);
            color: var(--color-text-muted);
            line-height: var(--line-height-relaxed);
        }

        /* ============ CTA SECTION ============ */
        .cta-section {
            background: linear-gradient(160deg, #0F1F1A 0%, #162B23 40%, #1B3D30 100%);
            border-radius: var(--radius-xl);
            padding: var(--spacing-2xl) var(--spacing-xl);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 40% 30%, rgba(200, 150, 62, 0.16) 0%, transparent 55%);
            z-index: 0;
        }
        .cta-section>* {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-family: var(--font-display);
            font-size: var(--font-size-3xl);
            color: #FFFFFF;
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.02em;
        }
        .cta-section p {
            color: var(--color-text-on-dark-muted);
            font-size: var(--font-size-md);
            max-width: 500px;
            margin: 0 auto var(--spacing-md);
            line-height: var(--line-height-relaxed);
        }
        .cta-section .btn-row {
            display: flex;
            gap: var(--spacing-sm);
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--color-dark-bg);
            color: var(--color-text-on-dark);
            padding: var(--spacing-2xl) 0 var(--spacing-md);
            margin-top: auto;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: var(--spacing-xl);
            margin-bottom: var(--spacing-xl);
        }
        .footer-col h4 {
            color: #FFFFFF;
            font-size: var(--font-size-sm);
            font-weight: 600;
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }
        .footer-col p {
            font-size: var(--font-size-sm);
            color: var(--color-text-on-dark-muted);
            line-height: var(--line-height-relaxed);
            margin-top: var(--spacing-xs);
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .footer-col ul li a {
            font-size: var(--font-size-sm);
            color: var(--color-text-on-dark-muted);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent-light);
        }
        .footer-logo {
            font-family: var(--font-display);
            font-size: var(--font-size-lg);
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.02em;
            display: block;
            margin-bottom: var(--spacing-xs);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
            padding-top: var(--spacing-md);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: var(--font-size-xs);
            color: var(--color-text-on-dark-muted);
        }

        /* ============ IMG OVERLAY PATTERNS ============ */
        .img-overlay-gradient {
            position: relative;
        }
        .img-overlay-gradient::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(15, 31, 26, 0.7) 0%, transparent 50%);
            border-radius: inherit;
            pointer-events: none;
        }

        /* ============ ACCENT LINE ============ */
        .accent-line {
            width: 36px;
            height: 3px;
            background: var(--color-accent);
            border-radius: var(--radius-full);
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1024px) {
            :root {
                --font-size-5xl: 2.5rem;
                --font-size-4xl: 2.2rem;
                --font-size-3xl: 1.8rem;
                --font-size-2xl: 1.55rem;
            }
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .grid-stats {
                grid-template-columns: repeat(2, 1fr);
            }
            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .page-banner {
                min-height: 300px;
                padding: var(--spacing-2xl) 0 var(--spacing-xl);
            }
            .highlight-box {
                flex-direction: column;
                text-align: center;
            }
            .section {
                padding: var(--spacing-xl) 0;
            }
        }

        @media (max-width: 768px) {
            :root {
                --font-size-5xl: 2rem;
                --font-size-4xl: 1.75rem;
                --font-size-3xl: 1.5rem;
                --font-size-2xl: 1.3rem;
                --font-size-xl: 1.2rem;
                --header-height: var(--header-height-mobile);
            }
            .hide-mobile {
                display: none !important;
            }
            .hide-desktop {
                display: flex !important;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .grid-2,
            .grid-3,
            .grid-4,
            .grid-stats {
                grid-template-columns: 1fr;
                gap: var(--spacing-sm);
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }
            .footer-bottom {
                flex-direction: column;
                align-items: center;
                text-align: center;
            }
            .page-banner {
                min-height: 240px;
                padding: var(--spacing-xl) 0 var(--spacing-lg);
            }
            .page-banner h1 {
                font-size: var(--font-size-4xl);
            }
            .banner-stats-row {
                gap: var(--spacing-md);
            }
            .banner-stat-num {
                font-size: var(--font-size-2xl);
            }
            .container {
                padding-left: var(--spacing-sm);
                padding-right: var(--spacing-sm);
            }
            .cta-section {
                padding: var(--spacing-xl) var(--spacing-md);
                border-radius: var(--radius-lg);
            }
            .cta-section h2 {
                font-size: var(--font-size-2xl);
            }
            .highlight-box {
                padding: var(--spacing-md);
                border-radius: var(--radius-lg);
            }
            .quote-block {
                padding: var(--spacing-md);
                border-radius: var(--radius-lg);
            }
            .quote-block p {
                font-size: var(--font-size-lg);
            }
            .content-list-item {
                flex-direction: column;
                gap: var(--spacing-xs);
            }
            .section {
                padding: var(--spacing-lg) 0;
            }
            .section-title {
                font-size: var(--font-size-2xl);
            }
            .section-header {
                margin-bottom: var(--spacing-md);
            }
        }

        @media (max-width: 520px) {
            :root {
                --font-size-5xl: 1.65rem;
                --font-size-4xl: 1.45rem;
                --font-size-3xl: 1.3rem;
                --font-size-2xl: 1.2rem;
            }
            .header-logo {
                font-size: 1.1rem;
                gap: 6px;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 1rem;
                border-radius: var(--radius-xs);
            }
            .page-banner {
                min-height: 200px;
                padding: var(--spacing-lg) 0;
            }
            .page-banner h1 {
                font-size: var(--font-size-3xl);
            }
            .page-banner .banner-desc {
                font-size: var(--font-size-sm);
            }
            .card-body {
                padding: var(--spacing-sm);
            }
            .btn-lg {
                padding: 12px 22px;
                font-size: var(--font-size-sm);
            }
            .badge {
                font-size: 0.7rem;
                padding: 4px 10px;
            }
            .stat-card {
                padding: var(--spacing-md);
            }
            .stat-num {
                font-size: var(--font-size-2xl);
            }
            .faq-question {
                padding: 14px 16px;
                font-size: var(--font-size-sm);
            }
            .faq-answer {
                padding: 0 16px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 14px;
            }
            .tag-row {
                gap: 5px;
            }
        }

/* roulang page: category6 */
:root {
            --primary: #1c1c1c;
            --primary-light: #2a2a2a;
            --accent: #c9a96e;
            --accent-hover: #b8944f;
            --accent-light: #f0e6d2;
            --accent-subtle: #faf6ef;
            --bg: #fafaf8;
            --bg-warm: #f7f4ed;
            --surface: #ffffff;
            --text: #2c2c2c;
            --text-strong: #1a1a1a;
            --text-muted: #6b6b6b;
            --text-light: #8a8a8a;
            --border: #e8e5df;
            --border-light: #f0ede7;
            --border-strong: #d5cfc4;
            --radius-sm: 6px;
            --radius: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-xs: 0 1px 3px rgba(28, 28, 28, 0.04);
            --shadow-sm: 0 2px 8px rgba(28, 28, 28, 0.06);
            --shadow: 0 4px 16px rgba(28, 28, 28, 0.08);
            --shadow-lg: 0 8px 32px rgba(28, 28, 28, 0.10);
            --shadow-xl: 0 16px 48px rgba(28, 28, 28, 0.12);
            --transition-fast: 0.18s ease;
            --transition: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --font-serif: 'Georgia', 'Noto Serif SC', 'STSong', 'SimSun', 'Times New Roman', serif;
            --space-xs: 4px;
            --space-sm: 8px;
            --space: 16px;
            --space-md: 24px;
            --space-lg: 32px;
            --space-xl: 48px;
            --space-2xl: 64px;
            --space-3xl: 80px;
            --container-max: 1200px;
            --container-narrow: 900px;
            --header-h: 68px;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            letter-spacing: 0.015em;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }

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

        a:hover {
            color: var(--accent);
        }

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            outline: none;
            transition: all var(--transition);
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

        ul {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--text-strong);
            font-weight: 600;
            line-height: 1.3;
            letter-spacing: -0.01em;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 700;
        }
        h2 {
            font-size: 2rem;
            font-weight: 650;
        }
        h3 {
            font-size: 1.4rem;
            font-weight: 600;
        }
        h4 {
            font-size: 1.15rem;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 var(--space-md);
        }
        .container-narrow {
            max-width: var(--container-narrow);
            margin: 0 auto;
            padding: 0 var(--space-md);
        }

        /* ========== HEADER ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-light);
            height: var(--header-h);
            display: flex;
            align-items: center;
            box-shadow: var(--shadow-xs);
            transition: box-shadow var(--transition);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-sm);
        }
        .header-inner {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 var(--space-md);
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--space);
            height: 100%;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: var(--space-sm);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-strong);
            white-space: nowrap;
            letter-spacing: -0.02em;
            flex-shrink: 0;
            transition: color var(--transition-fast);
        }
        .header-logo:hover {
            color: var(--accent);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius);
            background: var(--primary);
            color: #fff;
            font-size: 1.1rem;
            font-weight: 800;
            letter-spacing: 0;
            flex-shrink: 0;
            transition: background var(--transition-fast);
        }
        .header-logo:hover .logo-icon {
            background: var(--accent);
        }
        .nav-panel {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            background: var(--bg-warm);
            border-radius: var(--radius-lg);
            padding: 5px 10px;
            border: 1px solid var(--border-light);
        }
        .nav-panel a {
            display: flex;
            align-items: center;
            gap: 5px;
            padding: 8px 14px;
            border-radius: var(--radius);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-muted);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }
        .nav-panel a:hover {
            color: var(--text-strong);
            background: var(--surface);
            box-shadow: var(--shadow-xs);
        }
        .nav-panel a.active {
            color: var(--accent);
            background: var(--surface);
            font-weight: 600;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
        }
        .nav-icon {
            font-size: 0.85rem;
            opacity: 0.75;
            flex-shrink: 0;
        }
        .nav-panel a.active .nav-icon {
            opacity: 1;
            color: var(--accent);
        }
        .header-cta {
            flex-shrink: 0;
        }
        .mobile-menu-toggle {
            display: none;
            background: transparent;
            font-size: 1.4rem;
            color: var(--text-strong);
            padding: 8px;
            border-radius: var(--radius);
            transition: background var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            background: var(--bg-warm);
        }

        /* ========== BUTTONS ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 11px 22px;
            border-radius: var(--radius);
            font-size: 0.95rem;
            font-weight: 600;
            letter-spacing: 0.01em;
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
            justify-content: center;
        }
        .btn-primary {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 2px 8px rgba(201, 169, 110, 0.3);
        }
        .btn-primary:hover {
            background: var(--accent-hover);
            box-shadow: 0 6px 20px rgba(201, 169, 110, 0.4);
            transform: translateY(-2px);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 6px rgba(201, 169, 110, 0.25);
        }
        .btn-outline {
            background: transparent;
            color: var(--accent);
            border: 2px solid var(--accent);
        }
        .btn-outline:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow);
        }
        .btn-outline:active {
            transform: translateY(0);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 0.85rem;
            border-radius: var(--radius-sm);
        }
        .btn-lg {
            padding: 14px 30px;
            font-size: 1.05rem;
            border-radius: var(--radius-lg);
        }
        .btn-ghost {
            background: transparent;
            color: var(--text-muted);
        }
        .btn-ghost:hover {
            color: var(--accent);
            background: var(--accent-subtle);
        }

        /* ========== MAIN ========== */
        .page-main {
            flex: 1;
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            position: relative;
            min-height: 340px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            background: var(--primary-light);
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
            isolation: isolate;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(28, 28, 28, 0.55) 0%, rgba(28, 28, 28, 0.7) 100%);
            z-index: 1;
        }
        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            color: #fff;
            padding: var(--space-2xl) var(--space-md);
            max-width: 700px;
        }
        .page-banner .banner-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.04em;
            margin-bottom: var(--space);
            text-transform: uppercase;
        }
        .page-banner h1 {
            color: #fff;
            font-size: 2.8rem;
            font-weight: 700;
            margin-bottom: var(--space);
            letter-spacing: -0.02em;
            line-height: 1.25;
        }
        .page-banner .banner-desc {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.1rem;
            line-height: 1.7;
            max-width: 560px;
            margin: 0 auto;
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: var(--space-2xl) 0;
        }
        .section-alt {
            background: var(--bg-warm);
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }
        .section-dark {
            background: var(--primary);
            color: #e0e0e0;
        }
        .section-dark h2,
        .section-dark h3,
        .section-dark h4 {
            color: #fff;
        }
        .section-dark .text-muted {
            color: #b0b0b0;
        }
        .section-header {
            text-align: center;
            margin-bottom: var(--space-xl);
        }
        .section-header h2 {
            margin-bottom: var(--space-sm);
        }
        .section-header .section-subtitle {
            color: var(--text-muted);
            font-size: 1.05rem;
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }
        .section-header .accent-line {
            width: 48px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
            margin: var(--space) auto 0;
        }

        /* ========== CARDS GRID ========== */
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-md);
        }
        .cards-grid.cols-2 {
            grid-template-columns: repeat(2, 1fr);
        }
        .cards-grid.cols-4 {
            grid-template-columns: repeat(4, 1fr);
        }
        .card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: var(--shadow-xs);
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--border-strong);
        }
        .card-img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            border-radius: 0;
            transition: transform var(--transition-slow);
        }
        .card:hover .card-img {
            transform: scale(1.04);
        }
        .card-body {
            padding: var(--space-md);
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
        }
        .card-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--accent);
            background: var(--accent-subtle);
            padding: 4px 10px;
            border-radius: 50px;
            letter-spacing: 0.03em;
        }
        .card-body h3 {
            font-size: 1.2rem;
            line-height: 1.4;
        }
        .card-body p {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.6;
            flex: 1;
        }
        .card-link {
            font-weight: 600;
            color: var(--accent);
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition-fast);
        }
        .card-link:hover {
            gap: 8px;
            color: var(--accent-hover);
        }
        .card-link i {
            font-size: 0.75rem;
        }

        /* ========== LIST CARDS ========== */
        .list-card {
            display: flex;
            gap: var(--space-md);
            background: var(--surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            padding: var(--space-md);
            transition: all var(--transition);
            box-shadow: var(--shadow-xs);
            align-items: flex-start;
        }
        .list-card:hover {
            box-shadow: var(--shadow);
            border-color: var(--border-strong);
            transform: translateX(4px);
        }
        .list-card-img {
            width: 180px;
            height: 130px;
            object-fit: cover;
            border-radius: var(--radius);
            flex-shrink: 0;
        }
        .list-card-body {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 6px;
            justify-content: center;
        }
        .list-card-body h3 {
            font-size: 1.15rem;
        }
        .list-card-body p {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.5;
        }
        .list-card-meta {
            font-size: 0.8rem;
            color: var(--text-light);
            display: flex;
            gap: var(--space);
        }
        .list-card-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        /* ========== STAT BARS ========== */
        .stat-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--space-md);
        }
        .stat-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: var(--space-md) var(--space-lg);
            text-align: center;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition);
        }
        .stat-card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-3px);
        }
        .stat-number {
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: -0.02em;
            line-height: 1;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-top: 6px;
            font-weight: 500;
        }

        /* ========== HIGHLIGHT ROW ========== */
        .highlight-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--space-xl);
            align-items: center;
        }
        .highlight-img {
            border-radius: var(--radius-xl);
            aspect-ratio: 4/3;
            object-fit: cover;
            box-shadow: var(--shadow-lg);
            transition: transform var(--transition-slow);
        }
        .highlight-img:hover {
            transform: scale(1.02);
        }
        .highlight-text h2 {
            margin-bottom: var(--space);
        }
        .highlight-text p {
            color: var(--text-muted);
            margin-bottom: var(--space);
            line-height: 1.8;
        }
        .highlight-features {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-sm);
            margin-bottom: var(--space);
        }
        .highlight-feature-tag {
            display: flex;
            align-items: center;
            gap: 5px;
            background: var(--accent-subtle);
            color: var(--accent);
            padding: 7px 14px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 500;
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: var(--shadow-xs);
        }
        .faq-item:hover {
            border-color: var(--border-strong);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: var(--space-md);
            background: transparent;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-strong);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--space);
            cursor: pointer;
            letter-spacing: 0.01em;
        }
        .faq-question i {
            font-size: 0.85rem;
            color: var(--accent);
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition);
            padding: 0 var(--space-md);
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 var(--space-md) var(--space-md);
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--primary);
            color: #fff;
            text-align: center;
            padding: var(--space-3xl) 0;
            position: relative;
            overflow: hidden;
            isolation: isolate;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, rgba(201, 169, 110, 0.18) 0%, transparent 70%);
            z-index: 1;
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            color: #fff;
            font-size: 2rem;
            margin-bottom: var(--space);
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: var(--space-lg);
            font-size: 1.05rem;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .btn-primary {
            background: var(--accent);
            font-size: 1rem;
            padding: 13px 28px;
            border-radius: 50px;
        }
        .cta-section .btn-primary:hover {
            background: #d4b87a;
            box-shadow: 0 8px 28px rgba(201, 169, 110, 0.45);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--primary);
            color: #c0c0c0;
            padding: var(--space-2xl) 0 var(--space-lg);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: var(--space-xl);
            margin-bottom: var(--space-xl);
        }
        .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            display: block;
            margin-bottom: var(--space-sm);
        }
        .footer-col p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: #a0a0a0;
        }
        .footer-col h4 {
            color: #fff;
            margin-bottom: var(--space);
            font-size: 1rem;
            font-weight: 600;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            color: #b0b0b0;
            font-size: 0.9rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: var(--space-md);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: var(--space-sm);
            font-size: 0.82rem;
            color: #888;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .cards-grid.cols-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .stat-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .highlight-row {
                grid-template-columns: 1fr;
                gap: var(--space-md);
            }
            .list-card {
                flex-direction: column;
            }
            .list-card-img {
                width: 100%;
                height: 180px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-lg);
            }
            .nav-panel {
                gap: 2px;
                padding: 4px 6px;
            }
            .nav-panel a {
                padding: 7px 10px;
                font-size: 0.82rem;
                gap: 3px;
            }
            .nav-icon {
                font-size: 0.75rem;
            }
        }

        @media (max-width: 768px) {
            .hide-mobile {
                display: none !important;
            }
            .hide-desktop {
                display: flex !important;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .header-inner {
                gap: var(--space-sm);
            }
            .header-logo {
                font-size: 1.1rem;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.95rem;
            }
            .page-banner {
                min-height: 260px;
            }
            .page-banner h1 {
                font-size: 1.8rem;
            }
            .page-banner .banner-desc {
                font-size: 0.95rem;
            }
            .section {
                padding: var(--space-xl) 0;
            }
            .cards-grid,
            .cards-grid.cols-2,
            .cards-grid.cols-4 {
                grid-template-columns: 1fr;
            }
            .stat-row {
                grid-template-columns: 1fr 1fr;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .highlight-row {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--space-md);
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .list-card {
                flex-direction: column;
            }
            .list-card-img {
                width: 100%;
                height: 160px;
            }
            .btn-lg {
                padding: 12px 24px;
                font-size: 0.95rem;
            }
            .container {
                padding: 0 var(--space);
            }
        }

        @media (max-width: 520px) {
            .page-banner {
                min-height: 220px;
            }
            .page-banner h1 {
                font-size: 1.5rem;
            }
            .stat-row {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-sm);
            }
            .stat-card {
                padding: var(--space) var(--space-sm);
            }
            .stat-number {
                font-size: 1.5rem;
            }
            .stat-label {
                font-size: 0.78rem;
            }
            .highlight-features {
                gap: 4px;
            }
            .highlight-feature-tag {
                padding: 5px 10px;
                font-size: 0.78rem;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
        }

        /* Mobile nav drawer */
        .mobile-nav-drawer {
            display: none;
            position: fixed;
            top: var(--header-h);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(20px);
            z-index: 999;
            flex-direction: column;
            padding: var(--space-md);
            gap: 4px;
            overflow-y: auto;
            border-top: 1px solid var(--border-light);
        }
        .mobile-nav-drawer.open {
            display: flex;
        }
        .mobile-nav-drawer a {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 14px 16px;
            border-radius: var(--radius);
            font-size: 1rem;
            font-weight: 500;
            color: var(--text);
            transition: all var(--transition-fast);
        }
        .mobile-nav-drawer a:hover,
        .mobile-nav-drawer a.active {
            background: var(--accent-subtle);
            color: var(--accent);
            font-weight: 600;
        }
        .mobile-nav-drawer .nav-icon {
            width: 24px;
            text-align: center;
        }