/* roulang page: index */
:root {
            --color-primary: #1A1D20;
            --color-accent: #C7E94E;
            --color-bg: #F4F6F0;
            --color-white: #FFFFFF;
            --color-border: #E6E9E2;
            --color-text: #1A1D20;
            --color-text-secondary: #6E7378;
            --color-text-muted: #9AA29B;
            --color-text-inverse: #F4F6F0;
            --color-dark-border: #34383B;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-full: 999px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 12px 24px rgba(0, 0, 0, 0.08);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
            --font-mono: 'SF Mono', 'Roboto Mono', 'Menlo', 'Consolas', monospace;
            --space-section: 72px;
            --space-section-mobile: 44px;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --container-max: 1280px;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            margin: 0;
            padding: 0;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 16px;
            border: none;
            outline: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

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

        .section-alt {
            background-color: var(--color-white);
        }

        .section-dark {
            background-color: var(--color-primary);
            color: var(--color-text-inverse);
        }

        .section-title {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--color-text);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .section-desc {
            font-size: 17px;
            line-height: 1.75;
            color: var(--color-text-secondary);
            margin-bottom: 40px;
            max-width: 720px;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            background-color: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-full);
            font-size: 13px;
            color: var(--color-text-secondary);
            letter-spacing: 0.05em;
            margin-bottom: 14px;
            font-weight: 500;
        }

        .section-tag.accent {
            background-color: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
        }

        /* Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }

        .header-main {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 14px 0;
            min-height: 68px;
        }

        .header-logo {
            flex-shrink: 0;
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }
        .header-logo span {
            color: var(--color-accent);
            font-weight: 800;
        }
        .header-logo a {
            color: inherit;
        }
        .header-logo a:hover {
            color: var(--color-text);
        }

        .header-search {
            flex: 1;
            max-width: 52%;
            min-width: 220px;
            position: relative;
        }

        .header-search input {
            width: 100%;
            padding: 11px 20px 11px 42px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-full);
            background-color: var(--color-bg);
            color: var(--color-text);
            font-size: 15px;
            transition: all var(--transition-fast);
        }
        .header-search input::placeholder {
            color: var(--color-text-muted);
        }
        .header-search input:focus {
            border-color: var(--color-accent);
            background-color: var(--color-white);
            box-shadow: 0 0 0 3px rgba(199, 233, 78, 0.25);
        }
        .header-search .search-icon {
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-text-muted);
            font-size: 15px;
            pointer-events: none;
        }

        .header-search-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--color-text);
            font-size: 20px;
            cursor: pointer;
            padding: 8px;
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--color-text);
            font-size: 24px;
            cursor: pointer;
            padding: 8px;
            transition: color var(--transition-fast);
        }
        .mobile-menu-toggle:hover {
            color: var(--color-accent);
        }

        .header-nav-row {
            padding: 0 0 12px;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .header-nav-row::-webkit-scrollbar {
            display: none;
        }

        .header-nav-row a {
            display: inline-flex;
            align-items: center;
            padding: 7px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
            border-radius: var(--radius-full);
            white-space: nowrap;
            transition: all var(--transition-fast);
            border: 1px solid transparent;
        }
        .header-nav-row a:hover {
            color: var(--color-text);
            background-color: var(--color-bg);
            border-color: var(--color-border);
        }
        .header-nav-row a.active {
            color: var(--color-primary);
            background-color: var(--color-accent);
            border-color: var(--color-accent);
            font-weight: 600;
        }

        #mobile-menu-panel {
            display: none;
            padding: 16px 0;
            border-top: 1px solid var(--color-border);
            background-color: var(--color-white);
        }
        #mobile-menu-panel.open {
            display: block;
        }
        #mobile-menu-panel a {
            display: block;
            padding: 10px 0;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-secondary);
            border-bottom: 1px solid var(--color-border);
        }
        #mobile-menu-panel a:hover {
            color: var(--color-accent);
        }
        #mobile-menu-panel a.active {
            color: var(--color-accent);
        }

        /* Hero */
        .hero-section {
            position: relative;
            min-height: 560px;
            display: flex;
            align-items: center;
            background-image: linear-gradient(rgba(26, 29, 32, 0.72), rgba(26, 29, 32, 0.82)), url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center center;
            color: var(--color-text-inverse);
            padding: 72px 0;
        }
        .hero-section .container {
            display: flex;
            align-items: center;
            gap: 48px;
            flex-wrap: wrap;
        }
        .hero-content {
            flex: 1 1 520px;
            max-width: 620px;
        }
        .hero-tag {
            display: inline-block;
            padding: 7px 18px;
            background-color: rgba(199, 233, 78, 0.18);
            border: 1px solid rgba(199, 233, 78, 0.45);
            border-radius: var(--radius-full);
            font-size: 13px;
            font-weight: 500;
            color: var(--color-accent);
            letter-spacing: 0.05em;
            margin-bottom: 18px;
        }
        .hero-content h1 {
            font-size: 52px;
            font-weight: 700;
            line-height: 1.2;
            color: var(--color-text-inverse);
            margin-bottom: 20px;
            letter-spacing: -0.02em;
        }
        .hero-content h1 .accent-text {
            color: var(--color-accent);
        }
        .hero-content .hero-desc {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(244, 246, 240, 0.82);
            margin-bottom: 28px;
            max-width: 520px;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            align-items: center;
        }
        .hero-stats-bar {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
            margin-top: 32px;
            padding-top: 24px;
            border-top: 1px solid rgba(244, 246, 240, 0.2);
        }
        .hero-stat-item .stat-number {
            font-family: var(--font-mono);
            font-size: 30px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1.2;
        }
        .hero-stat-item .stat-label {
            font-size: 13px;
            color: rgba(244, 246, 240, 0.7);
        }

        .hero-card-panel {
            flex: 0 0 360px;
            max-width: 100%;
        }
        .hero-recommend-card {
            background-color: var(--color-accent);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            color: var(--color-primary);
            position: relative;
            box-shadow: 0 16px 40px rgba(199, 233, 78, 0.3);
            margin-bottom: 14px;
        }
        .hero-recommend-card .recommend-badge {
            position: absolute;
            top: -12px;
            right: 20px;
            background-color: var(--color-primary);
            color: var(--color-accent);
            font-size: 12px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: var(--radius-full);
            letter-spacing: 0.04em;
        }
        .hero-recommend-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--color-primary);
            letter-spacing: -0.01em;
        }
        .hero-recommend-card .recommend-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(26, 29, 32, 0.75);
            margin-bottom: 16px;
        }
        .hero-recommend-card .recommend-price {
            font-family: var(--font-mono);
            font-size: 38px;
            font-weight: 700;
            line-height: 1.2;
            color: var(--color-primary);
        }
        .hero-recommend-card .recommend-period {
            font-size: 14px;
            color: rgba(26, 29, 32, 0.65);
        }
        .hero-options-row {
            display: flex;
            gap: 12px;
        }
        .hero-option-card {
            flex: 1;
            background-color: rgba(26, 29, 32, 0.7);
            border: 1px solid rgba(244, 246, 240, 0.2);
            border-radius: var(--radius-md);
            padding: 16px;
            color: var(--color-text-inverse);
            transition: all var(--transition-fast);
        }
        .hero-option-card:hover {
            border-color: rgba(199, 233, 78, 0.5);
            transform: translateY(-2px);
        }
        .hero-option-card .option-name {
            font-size: 13px;
            font-weight: 600;
            color: rgba(244, 246, 240, 0.8);
            margin-bottom: 4px;
        }
        .hero-option-card .option-value {
            font-family: var(--font-mono);
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text-inverse);
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: var(--radius-full);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-base);
            text-decoration: none;
            border: 2px solid transparent;
            line-height: 1.4;
            white-space: nowrap;
        }
        .btn-primary {
            background-color: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
        }
        .btn-primary:hover {
            background-color: #d2f35c;
            border-color: #d2f35c;
            color: var(--color-primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(199, 233, 78, 0.35);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }
        .btn-outline {
            background-color: transparent;
            color: var(--color-text);
            border-color: var(--color-border);
        }
        .btn-outline:hover {
            border-color: var(--color-accent);
            color: var(--color-primary);
            transform: translateY(-2px);
        }
        .btn-outline-light {
            background-color: transparent;
            color: var(--color-text-inverse);
            border-color: rgba(244, 246, 240, 0.4);
        }
        .btn-outline-light:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
        }

        /* Cards */
        .card {
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .card-body {
            padding: 20px 24px;
        }
        .card-image {
            position: relative;
            overflow: hidden;
            border-radius: var(--radius-md) var(--radius-md) 0 0;
        }
        .card-image img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            transition: transform var(--transition-base);
        }
        .card:hover .card-image img {
            transform: scale(1.04);
        }
        .card-title {
            font-size: 18px;
            font-weight: 600;
            line-height: 1.45;
            color: var(--color-text);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }
        .card-text {
            font-size: 14px;
            line-height: 1.7;
            color: var(--color-text-secondary);
            margin-bottom: 12px;
        }
        .card-meta {
            font-size: 13px;
            color: var(--color-text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition-fast);
        }
        .card-link:hover {
            color: var(--color-accent);
        }

        /* Badge */
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            font-size: 13px;
            font-weight: 500;
            border-radius: var(--radius-full);
            background-color: var(--color-bg);
            color: var(--color-text-secondary);
            border: 1px solid var(--color-border);
            letter-spacing: 0.02em;
        }
        .badge-accent {
            background-color: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
            font-weight: 600;
        }
        .badge-dark {
            background-color: var(--color-primary);
            color: var(--color-text-inverse);
            border-color: var(--color-primary);
        }

        /* Metric Board */
        .metric-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
        }
        .metric-card {
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            text-align: center;
        }
        .metric-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }
        .metric-number {
            font-family: var(--font-mono);
            font-size: 48px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1.2;
            letter-spacing: -0.03em;
            margin-bottom: 6px;
        }
        .metric-number.dark {
            color: var(--color-primary);
        }
        .metric-suffix {
            font-size: 20px;
            font-weight: 600;
            color: var(--color-text-secondary);
        }
        .metric-label {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
        }
        .metric-trend {
            font-size: 13px;
            font-weight: 600;
            color: #2E7D32;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            margin-top: 6px;
        }

        /* Service Matrix */
        .service-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 20px;
        }
        .service-main-card {
            background-color: var(--color-primary);
            color: var(--color-text-inverse);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            min-height: 320px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
        }
        .service-main-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .service-main-card h3 {
            font-size: 24px;
            font-weight: 700;
            color: var(--color-text-inverse);
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }
        .service-main-card .service-desc {
            font-size: 15px;
            line-height: 1.75;
            color: rgba(244, 246, 240, 0.75);
            margin-bottom: 18px;
        }
        .service-main-card .service-highlight {
            font-family: var(--font-mono);
            font-size: 42px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1.2;
        }
        .service-sub-card {
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }
        .service-sub-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }
        .service-sub-card .service-icon {
            width: 44px;
            height: 44px;
            background-color: var(--color-bg);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--color-primary);
            margin-bottom: 14px;
        }
        .service-sub-card h4 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--color-text);
        }
        .service-sub-card p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--color-text-secondary);
            margin-bottom: 0;
        }

        /* Comparison Table */
        .comparison-container {
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 15px;
        }
        .comparison-table th {
            padding: 18px 20px;
            text-align: left;
            font-weight: 600;
            color: var(--color-text-secondary);
            background-color: var(--color-bg);
            border-bottom: 1px solid var(--color-border);
            font-size: 14px;
        }
        .comparison-table td {
            padding: 16px 20px;
            border-bottom: 1px solid var(--color-border);
            color: var(--color-text);
        }
        .comparison-table tr:last-child td {
            border-bottom: none;
        }
        .comparison-table .highlight-cell {
            background-color: rgba(199, 233, 78, 0.12);
            font-weight: 600;
        }
        .comparison-table .check-icon {
            color: #2E7D32;
        }
        .comparison-table .minus-icon {
            color: var(--color-text-muted);
        }
        .table-scroll-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }

        /* Deep Content */
        .deep-content {
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 36px 40px;
            box-shadow: var(--shadow-sm);
        }
        .deep-content h3 {
            font-size: 24px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }
        .deep-content h4 {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text);
            margin: 24px 0 10px;
        }
        .deep-content p {
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text-secondary);
            margin-bottom: 16px;
        }
        .deep-content .content-image {
            margin: 20px 0;
            border-radius: var(--radius-md);
            overflow: hidden;
        }
        .deep-content .content-image img {
            width: 100%;
            aspect-ratio: 21/9;
            object-fit: cover;
            border-radius: var(--radius-md);
        }

        /* News */
        .news-layout {
            display: grid;
            grid-template-columns: 1.6fr 0.4fr;
            gap: 32px;
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .news-item {
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }
        .news-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
            border-color: rgba(199, 233, 78, 0.5);
        }
        .news-item .news-date {
            flex-shrink: 0;
            font-family: var(--font-mono);
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text-secondary);
            background-color: var(--color-bg);
            padding: 6px 12px;
            border-radius: var(--radius-sm);
            min-width: 80px;
            text-align: center;
        }
        .news-item .news-content {
            flex: 1;
        }
        .news-item .news-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
            letter-spacing: -0.01em;
        }
        .news-item .news-desc {
            font-size: 14px;
            line-height: 1.7;
            color: var(--color-text-secondary);
            margin-bottom: 8px;
        }
        .news-sidebar {
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            align-self: start;
        }
        .news-sidebar h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 14px;
            color: var(--color-text);
        }
        .news-sidebar .sidebar-item {
            display: block;
            padding: 10px 0;
            font-size: 14px;
            color: var(--color-text-secondary);
            border-bottom: 1px solid var(--color-border);
            transition: color var(--transition-fast);
        }
        .news-sidebar .sidebar-item:hover {
            color: var(--color-accent);
        }
        .news-sidebar .sidebar-item:last-child {
            border-bottom: none;
        }

        /* FAQ */
        .faq-accordion .accordion-item {
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
        }
        .faq-accordion .accordion-item:hover {
            border-color: rgba(199, 233, 78, 0.5);
        }
        .faq-accordion .accordion-header {
            width: 100%;
            background: none;
            border: none;
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            gap: 16px;
            transition: background-color var(--transition-fast);
        }
        .faq-accordion .accordion-header:hover {
            background-color: var(--color-bg);
        }
        .faq-accordion .accordion-icon {
            flex-shrink: 0;
            font-size: 18px;
            color: var(--color-text-secondary);
            transition: transform var(--transition-base);
        }
        .faq-accordion .accordion-item.open .accordion-icon {
            transform: rotate(45deg);
            color: var(--color-accent);
        }
        .faq-accordion .accordion-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base);
        }
        .faq-accordion .accordion-item.open .accordion-body {
            max-height: 400px;
        }
        .faq-accordion .accordion-content {
            padding: 0 24px 20px;
            font-size: 15px;
            line-height: 1.75;
            color: var(--color-text-secondary);
        }

        /* Brand Intro */
        .brand-intro {
            background-color: var(--color-primary);
            color: var(--color-text-inverse);
            border-radius: var(--radius-lg);
            padding: 36px 40px;
            position: relative;
            overflow: hidden;
        }
        .brand-intro::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -40px;
            width: 240px;
            height: 240px;
            background-color: rgba(199, 233, 78, 0.1);
            border-radius: 50%;
        }
        .brand-intro h3 {
            font-size: 24px;
            font-weight: 700;
            color: var(--color-text-inverse);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
            position: relative;
            z-index: 1;
        }
        .brand-intro p {
            font-size: 15px;
            line-height: 1.85;
            color: rgba(244, 246, 240, 0.78);
            margin-bottom: 0;
            position: relative;
            z-index: 1;
            max-width: 860px;
        }
        .brand-intro .brand-accent {
            color: var(--color-accent);
            font-weight: 600;
        }

        /* Form */
        .form-section {
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 40px;
            box-shadow: var(--shadow-sm);
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }
        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            background-color: var(--color-white);
            color: var(--color-text);
            font-size: 15px;
            transition: all var(--transition-fast);
        }
        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(199, 233, 78, 0.25);
        }
        .form-group textarea {
            resize: vertical;
            min-height: 100px;
        }
        .form-privacy {
            font-size: 13px;
            color: var(--color-text-muted);
            margin-top: 10px;
        }

        /* Steps / Getting Started */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
        }
        .step-card {
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            position: relative;
        }
        .step-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }
        .step-number {
            font-family: var(--font-mono);
            font-size: 42px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1.2;
            margin-bottom: 8px;
        }
        .step-card h4 {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }
        .step-card p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--color-text-secondary);
            margin-bottom: 0;
        }

        /* Price Ladder */
        .price-ladder {
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow-sm);
        }
        .price-bar-track {
            position: relative;
            height: 10px;
            background-color: var(--color-bg);
            border-radius: var(--radius-full);
            margin: 24px 0 28px;
        }
        .price-bar-fill {
            position: absolute;
            top: 0;
            left: 0;
            height: 100%;
            background: linear-gradient(90deg, #C7E94E, #A8D62E);
            border-radius: var(--radius-full);
            transition: width var(--transition-base);
            width: 65%;
        }
        .price-tiers {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 16px;
        }
        .price-tier-card {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 20px;
            text-align: center;
            transition: all var(--transition-fast);
        }
        .price-tier-card:hover {
            border-color: var(--color-accent);
            transform: translateY(-2px);
        }
        .price-tier-card.highlight {
            border-color: var(--color-accent);
            background-color: rgba(199, 233, 78, 0.08);
        }
        .price-tier-card .tier-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 4px;
        }
        .price-tier-card .tier-desc {
            font-size: 13px;
            color: var(--color-text-secondary);
            margin-bottom: 8px;
        }
        .price-tier-card .tier-status {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-accent);
        }

        /* Footer */
        .site-footer {
            background-color: var(--color-primary);
            color: var(--color-text-inverse);
            padding: 56px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 40px;
        }
        .footer-brand h4 {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-text-inverse);
            margin-bottom: 10px;
        }
        .footer-brand h4 span {
            color: var(--color-accent);
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.75;
            color: rgba(244, 246, 240, 0.65);
            margin-bottom: 0;
        }
        .footer-col h5 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-inverse);
            margin-bottom: 14px;
        }
        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(244, 246, 240, 0.65);
            padding: 5px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid var(--color-dark-border);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(244, 246, 240, 0.5);
        }
        .footer-bottom a {
            color: rgba(244, 246, 240, 0.5);
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }
        .footer-bottom .footer-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .header-search {
                max-width: 40%;
            }
            .hero-content h1 {
                font-size: 40px;
            }
            .hero-card-panel {
                flex: 0 0 320px;
            }
            .service-grid {
                grid-template-columns: 1fr 1fr;
            }
            .service-main-card {
                grid-column: span 2;
                min-height: 240px;
            }
            .news-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .header-search {
                display: none;
            }
            .header-search.open {
                display: block;
                position: absolute;
                left: 24px;
                right: 24px;
                top: 68px;
                max-width: none;
                z-index: 110;
            }
            .header-search.open input {
                background-color: var(--color-white);
                border: 1px solid var(--color-accent);
            }
            .header-search-toggle {
                display: block;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .header-nav-row {
                display: none;
            }
            .header-nav-row.open {
                display: flex;
            }
            .hero-section {
                min-height: auto;
                padding: 48px 0;
            }
            .hero-section .container {
                flex-direction: column;
                gap: 28px;
            }
            .hero-content h1 {
                font-size: 34px;
            }
            .hero-card-panel {
                flex: 1 1 auto;
                width: 100%;
            }
            .service-grid {
                grid-template-columns: 1fr;
            }
            .service-main-card {
                grid-column: span 1;
            }
            .metric-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .deep-content {
                padding: 24px 20px;
            }
            .form-section {
                padding: 24px 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .news-item {
                flex-direction: column;
                gap: 10px;
            }
            .section {
                padding: var(--space-section-mobile) 0;
            }
            .section-title {
                font-size: 26px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .hero-content h1 {
                font-size: 28px;
            }
            .hero-content .hero-desc {
                font-size: 15px;
            }
            .metric-grid {
                grid-template-columns: 1fr;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-actions .btn {
                width: 100%;
                text-align: center;
            }
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .price-tiers {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #1A1D20;
            --color-accent: #C7E94E;
            --color-bg: #F4F6F0;
            --color-white: #FFFFFF;
            --color-border: #E6E9E2;
            --color-text: #1A1D20;
            --color-text-secondary: #6E7378;
            --color-text-muted: #9AA29B;
            --color-text-inverse: #F4F6F0;
            --color-dark-border: #34383B;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-full: 999px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 12px 24px rgba(0, 0, 0, 0.08);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
            --font-mono: 'SF Mono', 'Roboto Mono', 'Menlo', 'Consolas', monospace;
            --space-section: 72px;
            --space-section-mobile: 44px;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --container-max: 1280px;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            margin: 0;
            padding: 0;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 16px;
            border: none;
            outline: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--space-section) 0;
        }
        .section-alt {
            background-color: var(--color-white);
        }
        .section-dark {
            background-color: var(--color-primary);
            color: var(--color-text-inverse);
        }

        .section-title {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--color-text);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }
        .section-dark .section-title {
            color: var(--color-text-inverse);
        }
        .section-desc {
            font-size: 17px;
            line-height: 1.75;
            color: var(--color-text-secondary);
            margin-bottom: 40px;
            max-width: 720px;
        }
        .section-dark .section-desc {
            color: var(--color-text-muted);
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            background-color: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-full);
            font-size: 13px;
            color: var(--color-text-secondary);
            letter-spacing: 0.05em;
            margin-bottom: 14px;
            font-weight: 500;
        }
        .section-tag.accent {
            background-color: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
        }

        /* Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }
        .header-main {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 14px 0;
            min-height: 68px;
            flex-wrap: wrap;
        }
        .header-logo {
            flex-shrink: 0;
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }
        .header-logo span {
            color: var(--color-accent);
            font-weight: 800;
        }
        .header-logo a {
            color: inherit;
        }
        .header-logo a:hover {
            color: var(--color-text);
        }
        .header-search {
            flex: 1;
            max-width: 38%;
            min-width: 180px;
            position: relative;
        }
        .header-search input {
            width: 100%;
            padding: 11px 20px 11px 42px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-full);
            background-color: var(--color-bg);
            color: var(--color-text);
            font-size: 15px;
            transition: all var(--transition-fast);
        }
        .header-search input::placeholder {
            color: var(--color-text-muted);
        }
        .header-search input:focus {
            border-color: var(--color-accent);
            background-color: var(--color-white);
            box-shadow: 0 0 0 3px rgba(199, 233, 78, 0.25);
        }
        .header-search .search-icon {
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-text-muted);
            font-size: 15px;
            pointer-events: none;
        }
        .header-search-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--color-text);
            font-size: 20px;
            cursor: pointer;
            padding: 8px;
        }
        .header-nav-row {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
            padding: 8px 0 12px 0;
        }
        .header-nav-row a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
            border-radius: var(--radius-full);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .header-nav-row a:hover {
            color: var(--color-text);
            background-color: var(--color-bg);
        }
        .header-nav-row a.active {
            color: var(--color-primary);
            background-color: var(--color-accent);
            font-weight: 600;
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 22px;
            color: var(--color-text);
            cursor: pointer;
            padding: 8px;
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            background-color: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            padding: 14px 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-text-secondary);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--color-accent);
        }
        .breadcrumb .sep {
            color: var(--color-border);
        }
        .breadcrumb .current {
            color: var(--color-text);
            font-weight: 600;
        }

        /* Page Hero */
        .page-hero {
            background-color: var(--color-white);
            padding: 48px 0 40px;
            border-bottom: 1px solid var(--color-border);
        }
        .page-hero h1 {
            font-size: 40px;
            font-weight: 700;
            line-height: 1.25;
            color: var(--color-text);
            margin: 0 0 14px 0;
            letter-spacing: -0.02em;
        }
        .page-hero p {
            font-size: 17px;
            line-height: 1.75;
            color: var(--color-text-secondary);
            margin: 0;
            max-width: 720px;
        }

        /* Hero Banner Image */
        .hero-banner-img {
            width: 100%;
            height: 360px;
            object-fit: cover;
            border-radius: var(--radius-lg);
            margin-bottom: 32px;
        }

        /* Featured Card */
        .featured-card {
            background-color: var(--color-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            margin-bottom: 40px;
            transition: box-shadow var(--transition-base), transform var(--transition-base);
        }
        .featured-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .featured-card .featured-img-wrap {
            position: relative;
            height: 340px;
            overflow: hidden;
        }
        .featured-card .featured-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform var(--transition-base);
        }
        .featured-card:hover .featured-img-wrap img {
            transform: scale(1.04);
        }
        .featured-card .featured-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 24px 28px;
            background: linear-gradient(180deg, transparent 0%, rgba(26,29,32,0.82) 100%);
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
        }
        .featured-card .featured-overlay .badge {
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: var(--radius-full);
            display: inline-block;
        }
        .featured-card .featured-overlay .date {
            color: rgba(244,246,240,0.85);
            font-size: 14px;
        }
        .featured-card .featured-body {
            padding: 28px;
        }
        .featured-card .featured-body h2 {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--color-text);
            margin: 0 0 12px 0;
        }
        .featured-card .featured-body p {
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text-secondary);
            margin: 0 0 20px 0;
        }
        .featured-card .featured-body .btn-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            transition: color var(--transition-fast), gap var(--transition-fast);
        }
        .featured-card .featured-body .btn-link:hover {
            color: var(--color-accent);
            gap: 12px;
        }
        .featured-card .featured-body .btn-link i {
            font-size: 14px;
        }

        /* Metrics Row */
        .metrics-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-bottom: 40px;
        }
        .metric-card {
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-base), transform var(--transition-base);
        }
        .metric-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .metric-card .metric-value {
            font-family: var(--font-mono);
            font-size: 44px;
            font-weight: 700;
            line-height: 1.1;
            color: var(--color-primary);
            letter-spacing: -0.02em;
        }
        .metric-card .metric-value .unit {
            font-size: 18px;
            font-weight: 500;
            color: var(--color-text-muted);
            margin-left: 2px;
        }
        .metric-card .metric-label {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-top: 8px;
            font-weight: 500;
        }
        .metric-card .metric-trend {
            font-size: 12px;
            color: var(--color-text-muted);
            margin-top: 6px;
        }
        .metric-card .metric-trend.up {
            color: #4CAF50;
        }
        .metric-card .metric-trend.down {
            color: #E53935;
        }

        /* Main Layout */
        .content-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 32px;
            align-items: start;
        }
        .main-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .list-item-card {
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 22px 24px;
            display: flex;
            gap: 18px;
            align-items: flex-start;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-base), transform var(--transition-base);
        }
        .list-item-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .list-item-card .item-img {
            flex-shrink: 0;
            width: 100px;
            height: 72px;
            object-fit: cover;
            border-radius: var(--radius-sm);
        }
        .list-item-card .item-content {
            flex: 1;
            min-width: 0;
        }
        .list-item-card .item-content h3 {
            font-size: 18px;
            font-weight: 600;
            line-height: 1.4;
            margin: 0 0 8px 0;
            color: var(--color-text);
        }
        .list-item-card .item-content p {
            font-size: 15px;
            line-height: 1.65;
            color: var(--color-text-secondary);
            margin: 0 0 10px 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .list-item-card .item-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }
        .list-item-card .item-meta .tag {
            background-color: var(--color-bg);
            padding: 4px 12px;
            border-radius: var(--radius-full);
            font-size: 12px;
            color: var(--color-text-secondary);
            border: 1px solid var(--color-border);
            font-weight: 500;
        }

        /* Sidebar */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
            position: sticky;
            top: 120px;
        }
        .sidebar-card {
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 22px 20px;
            box-shadow: var(--shadow-sm);
        }
        .sidebar-card h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 16px 0;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--color-border);
        }
        .sidebar-card .filter-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .sidebar-card .filter-group label {
            font-size: 14px;
            color: var(--color-text-secondary);
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 8px;
            cursor: pointer;
            transition: color var(--transition-fast);
        }
        .sidebar-card .filter-group label:hover {
            color: var(--color-text);
        }
        .sidebar-card .filter-group label input[type="checkbox"] {
            accent-color: var(--color-accent);
            width: 16px;
            height: 16px;
            cursor: pointer;
        }
        .sidebar-card .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .sidebar-card .tag-cloud .tag {
            background-color: var(--color-bg);
            padding: 6px 14px;
            border-radius: var(--radius-full);
            font-size: 13px;
            color: var(--color-text-secondary);
            border: 1px solid var(--color-border);
            font-weight: 500;
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .sidebar-card .tag-cloud .tag:hover {
            background-color: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
        }
        .sidebar-card .trend-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid var(--color-border);
            font-size: 14px;
        }
        .sidebar-card .trend-item:last-child {
            border-bottom: none;
        }
        .sidebar-card .trend-item .trend-name {
            color: var(--color-text-secondary);
        }
        .sidebar-card .trend-item .trend-value {
            font-family: var(--font-mono);
            font-weight: 600;
            color: var(--color-text);
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-full);
            cursor: pointer;
            transition: all var(--transition-base);
            text-align: center;
            line-height: 1.4;
            border: none;
        }
        .btn-primary {
            background-color: var(--color-accent);
            color: var(--color-primary);
        }
        .btn-primary:hover {
            background-color: #d4f56a;
            color: var(--color-primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 16px rgba(199, 233, 78, 0.35);
        }
        .btn-outline {
            background-color: transparent;
            color: var(--color-text);
            border: 1px solid var(--color-text);
        }
        .btn-outline:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            transform: translateY(-2px);
        }
        .btn-dark-outline {
            background-color: transparent;
            color: var(--color-text-inverse);
            border: 1px solid rgba(244, 246, 240, 0.5);
        }
        .btn-dark-outline:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 14px;
        }

        /* Data Explanation Cards */
        .info-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 32px;
        }
        .info-card {
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px 22px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-base), transform var(--transition-base);
        }
        .info-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .info-card .info-icon {
            width: 44px;
            height: 44px;
            background-color: var(--color-bg);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 14px;
            font-size: 18px;
            color: var(--color-text);
        }
        .info-card h5 {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 8px 0;
        }
        .info-card p {
            font-size: 15px;
            line-height: 1.65;
            color: var(--color-text-secondary);
            margin: 0;
        }

        /* FAQ */
        .accordion-faq {
            margin-top: 24px;
        }
        .accordion-faq .accordion-item {
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-base);
        }
        .accordion-faq .accordion-item:hover {
            box-shadow: var(--shadow-md);
        }
        .accordion-faq .accordion-item.is-active {
            border-color: var(--color-accent);
        }
        .accordion-faq .accordion-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            cursor: pointer;
            transition: color var(--transition-fast);
            user-select: none;
            gap: 16px;
        }
        .accordion-faq .accordion-title:hover {
            color: var(--color-accent);
        }
        .accordion-faq .accordion-title .icon {
            font-size: 18px;
            transition: transform var(--transition-base);
            flex-shrink: 0;
            color: var(--color-text-muted);
        }
        .accordion-faq .accordion-item.is-active .accordion-title .icon {
            transform: rotate(45deg);
            color: var(--color-accent);
        }
        .accordion-faq .accordion-content {
            display: none;
            padding: 0 22px 20px 22px;
            font-size: 15px;
            line-height: 1.75;
            color: var(--color-text-secondary);
            background-color: var(--color-white);
        }
        .accordion-faq .accordion-item.is-active .accordion-content {
            display: block;
        }

        /* CTA Section */
        .cta-section {
            background-color: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            margin-top: 48px;
        }
        .cta-section h3 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text-inverse);
            margin: 0 0 8px 0;
            line-height: 1.3;
        }
        .cta-section p {
            font-size: 16px;
            color: var(--color-text-muted);
            margin: 0;
            max-width: 500px;
        }
        .cta-section .cta-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* Pagination */
        .pagination-row {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-top: 32px;
        }
        .pagination-row a,
        .pagination-row span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            padding: 0 12px;
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-sm);
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .pagination-row a:hover {
            border-color: var(--color-accent);
            color: var(--color-primary);
        }
        .pagination-row .current {
            background-color: var(--color-accent);
            border-color: var(--color-accent);
            color: var(--color-primary);
            font-weight: 600;
        }

        /* Footer */
        .site-footer {
            background-color: var(--color-primary);
            color: var(--color-text-inverse);
            padding: 56px 0 24px;
            margin-top: 64px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 40px;
        }
        .footer-brand h4 {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-text-inverse);
            margin: 0 0 12px 0;
        }
        .footer-brand h4 span {
            color: var(--color-accent);
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--color-text-muted);
            margin: 0;
            max-width: 320px;
        }
        .footer-col h5 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-inverse);
            margin: 0 0 14px 0;
        }
        .footer-col a {
            display: block;
            font-size: 14px;
            color: var(--color-text-muted);
            padding: 4px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 20px;
            border-top: 1px solid var(--color-dark-border);
            font-size: 13px;
            color: var(--color-text-muted);
        }
        .footer-bottom .footer-links {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .footer-bottom .footer-links a {
            color: var(--color-text-muted);
            transition: color var(--transition-fast);
            font-size: 13px;
        }
        .footer-bottom .footer-links a:hover {
            color: var(--color-accent);
        }
        .footer-bottom .footer-links span {
            color: var(--color-text-muted);
        }
        .footer-bottom .footer-links .sep {
            color: var(--color-dark-border);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .header-search {
                max-width: 30%;
            }
            .content-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .sidebar {
                position: static;
                flex-direction: row;
                flex-wrap: wrap;
            }
            .sidebar-card {
                flex: 1;
                min-width: 260px;
            }
            .metrics-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .info-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 768px) {
            :root {
                --space-section: 56px;
            }
            .header-main {
                flex-wrap: wrap;
                gap: 10px;
            }
            .header-search {
                order: 3;
                max-width: 100%;
                min-width: 100%;
                display: none;
            }
            .header-search.open {
                display: block;
            }
            .header-search-toggle {
                display: block;
            }
            .header-nav-row {
                flex-wrap: nowrap;
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
                gap: 4px;
                padding-bottom: 8px;
            }
            .header-nav-row a {
                font-size: 13px;
                padding: 6px 12px;
                white-space: nowrap;
                flex-shrink: 0;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .page-hero h1 {
                font-size: 30px;
            }
            .hero-banner-img {
                height: 220px;
            }
            .featured-card .featured-img-wrap {
                height: 220px;
            }
            .featured-card .featured-overlay {
                padding: 16px 20px;
                flex-direction: column;
                align-items: flex-start;
            }
            .featured-card .featured-body {
                padding: 20px;
            }
            .featured-card .featured-body h2 {
                font-size: 20px;
            }
            .metrics-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .metric-card .metric-value {
                font-size: 32px;
            }
            .list-item-card {
                flex-direction: column;
                gap: 12px;
                padding: 18px 16px;
            }
            .list-item-card .item-img {
                width: 100%;
                height: 160px;
            }
            .info-grid {
                grid-template-columns: 1fr;
            }
            .cta-section {
                padding: 32px 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-brand {
                grid-column: auto;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .section-title {
                font-size: 26px;
            }
            .sidebar {
                flex-direction: column;
            }
            .sidebar-card {
                min-width: 100%;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .page-hero h1 {
                font-size: 26px;
            }
            .section-title {
                font-size: 22px;
            }
            .metrics-row {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .metric-card {
                padding: 16px 14px;
            }
            .metric-card .metric-value {
                font-size: 28px;
            }
            .pagination-row a,
            .pagination-row span {
                min-width: 34px;
                height: 34px;
                padding: 0 8px;
                font-size: 12px;
            }
            .cta-section h3 {
                font-size: 22px;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #1A1D20;
            --color-accent: #C7E94E;
            --color-bg: #F4F6F0;
            --color-white: #FFFFFF;
            --color-border: #E6E9E2;
            --color-text: #1A1D20;
            --color-text-secondary: #6E7378;
            --color-text-muted: #9AA29B;
            --color-text-inverse: #F4F6F0;
            --color-dark-border: #34383B;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-full: 999px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 12px 24px rgba(0, 0, 0, 0.08);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
            --font-mono: 'SF Mono', 'Roboto Mono', 'Menlo', 'Consolas', monospace;
            --space-section: 72px;
            --space-section-mobile: 44px;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --container-max: 1280px;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            margin: 0;
            padding: 0;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 16px;
            border: none;
            outline: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

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

        .section-alt {
            background-color: var(--color-white);
        }

        .section-dark {
            background-color: var(--color-primary);
            color: var(--color-text-inverse);
        }

        .section-title {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--color-text);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .section-desc {
            font-size: 17px;
            line-height: 1.75;
            color: var(--color-text-secondary);
            margin-bottom: 40px;
            max-width: 720px;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            background-color: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-full);
            font-size: 13px;
            color: var(--color-text-secondary);
            letter-spacing: 0.05em;
            margin-bottom: 14px;
            font-weight: 500;
        }

        .section-tag.accent {
            background-color: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
        }

        .section-tag.dark-tag {
            background-color: rgba(255,255,255,0.1);
            color: var(--color-text-inverse);
            border-color: rgba(255,255,255,0.2);
        }

        /* Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }

        .header-main {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 14px 0;
            min-height: 68px;
        }

        .header-logo {
            flex-shrink: 0;
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

        .header-logo span {
            color: var(--color-accent);
            font-weight: 800;
        }

        .header-logo a {
            color: inherit;
        }

        .header-logo a:hover {
            color: var(--color-text);
        }

        .header-search {
            flex: 1;
            max-width: 42%;
            min-width: 180px;
            position: relative;
        }

        .header-search input {
            width: 100%;
            padding: 11px 20px 11px 42px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-full);
            background-color: var(--color-bg);
            color: var(--color-text);
            font-size: 15px;
            transition: all var(--transition-fast);
        }

        .header-search input::placeholder {
            color: var(--color-text-muted);
        }

        .header-search input:focus {
            border-color: var(--color-accent);
            background-color: var(--color-white);
            box-shadow: 0 0 0 3px rgba(199, 233, 78, 0.25);
        }

        .header-search .search-icon {
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-text-muted);
            font-size: 15px;
            pointer-events: none;
        }

        .header-search-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--color-text);
            font-size: 20px;
            cursor: pointer;
            padding: 8px;
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--color-text);
            font-size: 22px;
            cursor: pointer;
            padding: 8px;
            flex-shrink: 0;
        }

        .header-nav-row {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
            padding-bottom: 10px;
        }

        .header-nav-row a {
            display: inline-flex;
            align-items: center;
            padding: 7px 14px;
            font-size: 14px;
            color: var(--color-text-secondary);
            border-radius: var(--radius-full);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .header-nav-row a:hover {
            color: var(--color-text);
            background-color: var(--color-bg);
        }

        .header-nav-row a.active {
            color: var(--color-primary);
            background-color: var(--color-accent);
            font-weight: 600;
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            background-color: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            padding: 12px 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-text-muted);
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .breadcrumb li {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb li a {
            color: var(--color-text-secondary);
        }

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

        .breadcrumb li.separator {
            color: var(--color-text-muted);
            pointer-events: none;
        }

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

        /* Hero section for inner page */
        .inner-hero {
            position: relative;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            color: var(--color-text-inverse);
            padding: 80px 0 64px;
            overflow: hidden;
        }

        .inner-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 29, 32, 0.9) 0%, rgba(26, 29, 32, 0.65) 50%, rgba(26, 29, 32, 0.4) 100%);
            z-index: 1;
        }

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

        .inner-hero h1 {
            font-size: 44px;
            font-weight: 800;
            line-height: 1.2;
            color: var(--color-text-inverse);
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }

        .inner-hero .hero-sub {
            font-size: 18px;
            line-height: 1.7;
            color: rgba(244, 246, 240, 0.85);
            max-width: 680px;
            margin-bottom: 28px;
        }

        .hero-stat-strip {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            align-items: center;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-md);
            padding: 18px 24px;
            backdrop-filter: blur(8px);
        }

        .hero-stat-item {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .hero-stat-item .stat-num {
            font-family: var(--font-mono);
            font-size: 26px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1.2;
        }

        .hero-stat-item .stat-label {
            font-size: 13px;
            color: rgba(244, 246, 240, 0.7);
        }

        .hero-stat-divider {
            width: 1px;
            height: 40px;
            background: rgba(255, 255, 255, 0.2);
        }

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

        .stat-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
        }

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

        .stat-card .stat-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            background: var(--color-bg);
            color: var(--color-text-secondary);
            font-size: 18px;
            margin-bottom: 14px;
        }

        .stat-card .stat-icon.accent-bg {
            background: var(--color-accent);
            color: var(--color-primary);
        }

        .stat-card .stat-value {
            font-family: var(--font-mono);
            font-size: 36px;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .stat-card .stat-value .unit {
            font-size: 16px;
            font-weight: 500;
            color: var(--color-text-muted);
            margin-left: 2px;
        }

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

        .stat-card .stat-change {
            display: inline-block;
            font-size: 13px;
            margin-top: 10px;
            padding: 3px 10px;
            border-radius: var(--radius-full);
            font-weight: 600;
        }

        .stat-card .stat-change.up {
            background: rgba(199, 233, 78, 0.2);
            color: #4a6b0d;
        }

        /* Table section */
        .table-wrapper {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            background: var(--color-white);
            box-shadow: var(--shadow-sm);
        }

        .data-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 15px;
            min-width: 720px;
        }

        .data-table thead th {
            background: var(--color-primary);
            color: var(--color-text-inverse);
            font-weight: 600;
            padding: 16px 18px;
            text-align: left;
            white-space: nowrap;
            font-size: 14px;
            letter-spacing: 0.02em;
        }

        .data-table tbody td {
            padding: 14px 18px;
            border-bottom: 1px solid var(--color-border);
            color: var(--color-text);
            white-space: nowrap;
            vertical-align: middle;
        }

        .data-table tbody tr:nth-child(even) {
            background: #FAFBF8;
        }

        .data-table tbody tr:hover {
            background: #F0F4E8;
            transition: background var(--transition-fast);
        }

        .data-table tbody tr:last-child td {
            border-bottom: none;
        }

        .data-table .sport-name {
            font-weight: 600;
            color: var(--color-text);
        }

        .data-table .mono-num {
            font-family: var(--font-mono);
            font-weight: 600;
            color: var(--color-text);
        }

        .data-table .badge-up {
            display: inline-block;
            background: rgba(199, 233, 78, 0.2);
            color: #4a6b0d;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            font-size: 13px;
            font-weight: 600;
        }

        .data-table .badge-warm {
            display: inline-block;
            background: rgba(255, 170, 60, 0.15);
            color: #8a5a00;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            font-size: 13px;
            font-weight: 600;
        }

        /* Data explanation cards */
        .data-note-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .data-note-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
        }

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

        .data-note-card .note-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: var(--color-bg);
            color: var(--color-text-secondary);
            font-size: 17px;
            margin-bottom: 14px;
        }

        .data-note-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 10px;
        }

        .data-note-card p {
            font-size: 15px;
            line-height: 1.7;
            color: var(--color-text-secondary);
            margin: 0;
        }

        /* News ranking list */
        .ranking-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .ranking-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
        }

        .ranking-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: var(--color-accent);
        }

        .ranking-item .rank-badge {
            flex-shrink: 0;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-mono);
            font-weight: 700;
            font-size: 15px;
            background: var(--color-bg);
            color: var(--color-text-secondary);
        }

        .ranking-item .rank-badge.top1 {
            background: var(--color-accent);
            color: var(--color-primary);
        }

        .ranking-item .rank-badge.top2 {
            background: #E8F2C0;
            color: var(--color-primary);
        }

        .ranking-item .rank-badge.top3 {
            background: #F0F4D8;
            color: var(--color-primary);
        }

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

        .ranking-item .rank-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 4px;
            line-height: 1.4;
        }

        .ranking-item .rank-meta {
            font-size: 13px;
            color: var(--color-text-muted);
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .ranking-item .rank-reads {
            flex-shrink: 0;
            font-family: var(--font-mono);
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text-secondary);
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .ranking-item .rank-reads i {
            font-size: 13px;
            color: var(--color-text-muted);
        }

        /* Featured news cards */
        .featured-news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .news-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }

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

        .news-card .news-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            border-radius: 0;
            transition: transform var(--transition-base);
        }

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

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

        .news-card .news-badge {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            background: var(--color-bg);
            color: var(--color-text-secondary);
            margin-bottom: 10px;
            letter-spacing: 0.03em;
            align-self: flex-start;
        }

        .news-card .news-badge.highlight {
            background: var(--color-accent);
            color: var(--color-primary);
        }

        .news-card h3 {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.45;
            color: var(--color-text);
            margin-bottom: 8px;
        }

        .news-card .news-excerpt {
            font-size: 14px;
            line-height: 1.7;
            color: var(--color-text-secondary);
            margin-bottom: 14px;
            flex: 1;
        }

        .news-card .news-date {
            font-size: 13px;
            color: var(--color-text-muted);
            display: flex;
            align-items: center;
            gap: 4px;
        }

        /* CTA section */
        .cta-panel {
            background: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            color: var(--color-text-inverse);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .cta-panel .cta-text h3 {
            font-size: 26px;
            font-weight: 700;
            color: var(--color-text-inverse);
            margin-bottom: 10px;
        }

        .cta-panel .cta-text p {
            font-size: 16px;
            line-height: 1.7;
            color: rgba(244, 246, 240, 0.8);
            margin: 0;
            max-width: 520px;
        }

        .cta-panel .cta-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: var(--radius-full);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-base);
            border: none;
            text-decoration: none;
            line-height: 1.4;
        }

        .btn-primary {
            background: var(--color-accent);
            color: var(--color-primary);
        }

        .btn-primary:hover {
            background: #B8DB3C;
            color: var(--color-primary);
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(199, 233, 78, 0.3);
        }

        .btn-outline-dark {
            background: transparent;
            color: var(--color-text);
            border: 1px solid var(--color-border);
        }

        .btn-outline-dark:hover {
            border-color: var(--color-accent);
            color: var(--color-primary);
            background: var(--color-accent);
            transform: translateY(-2px);
        }

        .btn-outline-light {
            background: transparent;
            color: var(--color-text-inverse);
            border: 1px solid rgba(244, 246, 240, 0.3);
        }

        .btn-outline-light:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: rgba(199, 233, 78, 0.08);
            transform: translateY(-2px);
        }

        .btn-sm {
            padding: 9px 18px;
            font-size: 13px;
        }

        /* Pagination */
        .pagination-row {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-top: 32px;
        }

        .pagination-row a,
        .pagination-row span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            padding: 0 12px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            border: 1px solid var(--color-border);
            background: var(--color-white);
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
        }

        .pagination-row a:hover {
            border-color: var(--color-accent);
            color: var(--color-primary);
            background: var(--color-bg);
        }

        .pagination-row a.current,
        .pagination-row span.current {
            background: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
            font-weight: 700;
        }

        .pagination-row a.disabled {
            pointer-events: none;
            opacity: 0.4;
        }

        /* Footer */
        .site-footer {
            background-color: var(--color-primary);
            color: var(--color-text-inverse);
            padding: 56px 0 28px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-brand h4 {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-text-inverse);
            margin-bottom: 12px;
        }

        .footer-brand h4 span {
            color: var(--color-accent);
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.75;
            color: rgba(244, 246, 240, 0.7);
            max-width: 320px;
            margin: 0;
        }

        .footer-col h5 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-inverse);
            margin-bottom: 14px;
        }

        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(244, 246, 240, 0.7);
            margin-bottom: 8px;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(244, 246, 240, 0.55);
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-links a {
            color: rgba(244, 246, 240, 0.7);
            font-size: 13px;
        }

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

        .footer-links span {
            color: rgba(244, 246, 240, 0.55);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .data-note-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .featured-news-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .header-search {
                max-width: 35%;
            }
            .inner-hero h1 {
                font-size: 36px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --space-section: 48px;
                --space-section-mobile: 36px;
            }
            .section {
                padding: var(--space-section-mobile) 0;
            }
            .section-title {
                font-size: 26px;
            }
            .container {
                padding: 0 16px;
            }
            .header-main {
                flex-wrap: nowrap;
                gap: 12px;
                padding: 10px 0;
                min-height: 60px;
            }
            .header-logo {
                font-size: 18px;
            }
            .header-search {
                max-width: none;
                flex: 1;
                min-width: 0;
            }
            .header-search input {
                padding: 10px 16px 10px 38px;
                font-size: 14px;
            }
            .header-search .search-icon {
                left: 14px;
                font-size: 14px;
            }
            .header-nav-row {
                gap: 2px;
                padding-bottom: 8px;
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
                flex-wrap: nowrap;
                scrollbar-width: none;
                -ms-overflow-style: none;
            }
            .header-nav-row::-webkit-scrollbar {
                display: none;
            }
            .header-nav-row a {
                padding: 6px 11px;
                font-size: 13px;
                white-space: nowrap;
                flex-shrink: 0;
            }
            .inner-hero {
                padding: 48px 0 40px;
            }
            .inner-hero h1 {
                font-size: 28px;
                line-height: 1.3;
            }
            .inner-hero .hero-sub {
                font-size: 15px;
                margin-bottom: 20px;
            }
            .hero-stat-strip {
                gap: 14px;
                padding: 14px 16px;
                flex-wrap: wrap;
            }
            .hero-stat-item .stat-num {
                font-size: 20px;
            }
            .hero-stat-divider {
                height: 32px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-card {
                padding: 18px 16px;
            }
            .stat-card .stat-value {
                font-size: 28px;
            }
            .data-note-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .data-note-card {
                padding: 18px 16px;
            }
            .featured-news-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .news-card .news-body {
                padding: 16px;
            }
            .cta-panel {
                padding: 32px 24px;
                flex-direction: column;
                align-items: flex-start;
                gap: 20px;
            }
            .cta-panel .cta-text h3 {
                font-size: 22px;
            }
            .cta-panel .cta-actions {
                width: 100%;
                flex-direction: column;
            }
            .cta-panel .cta-actions .btn {
                width: 100%;
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .footer-links {
                gap: 10px;
                flex-wrap: wrap;
            }
            .ranking-item {
                flex-wrap: wrap;
                gap: 10px;
                padding: 14px 16px;
            }
            .ranking-item .rank-reads {
                margin-left: 46px;
            }
            .pagination-row a,
            .pagination-row span {
                min-width: 36px;
                height: 36px;
                font-size: 13px;
                padding: 0 10px;
            }
            .btn {
                padding: 11px 22px;
                font-size: 14px;
            }
        }

        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .header-search {
                position: static;
            }
            .header-search-toggle {
                display: block;
            }
            .header-search {
                display: none;
            }
            .header-search.mobile-visible {
                display: block;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--color-white);
                padding: 10px 16px;
                border-bottom: 1px solid var(--color-border);
                box-shadow: var(--shadow-sm);
                z-index: 99;
                max-width: none;
                width: 100%;
            }
            .header-search.mobile-visible input {
                width: 100%;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .header-nav-row {
                display: none;
            }
            .header-nav-row.mobile-open {
                display: flex;
                flex-wrap: wrap;
                gap: 4px;
                padding: 10px 0;
            }
            .inner-hero h1 {
                font-size: 24px;
            }
            .hero-stat-strip {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .hero-stat-divider {
                width: 100%;
                height: 1px;
            }
            .cta-panel {
                padding: 24px 18px;
                border-radius: var(--radius-md);
            }
            .section-title {
                font-size: 22px;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #1A1D20;
            --color-accent: #C7E94E;
            --color-bg: #F4F6F0;
            --color-white: #FFFFFF;
            --color-border: #E6E9E2;
            --color-text: #1A1D20;
            --color-text-secondary: #6E7378;
            --color-text-muted: #9AA29B;
            --color-text-inverse: #F4F6F0;
            --color-dark-border: #34383B;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-full: 999px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 12px 24px rgba(0, 0, 0, 0.08);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
            --font-mono: 'SF Mono', 'Roboto Mono', 'Menlo', 'Consolas', monospace;
            --space-section: 72px;
            --space-section-mobile: 44px;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --container-max: 1280px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            margin: 0;
            padding: 0;
            min-height: 100vh;
            overflow-x: hidden;
        }
        a {
            color: var(--color-text);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 16px;
            border: none;
            outline: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: var(--space-section) 0;
        }
        .section-alt {
            background-color: var(--color-white);
        }
        .section-dark {
            background-color: var(--color-primary);
            color: var(--color-text-inverse);
        }
        .section-title {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--color-text);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }
        .section-desc {
            font-size: 17px;
            line-height: 1.75;
            color: var(--color-text-secondary);
            margin-bottom: 40px;
            max-width: 720px;
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            background-color: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-full);
            font-size: 13px;
            color: var(--color-text-secondary);
            letter-spacing: 0.05em;
            margin-bottom: 14px;
            font-weight: 500;
        }
        .section-tag.accent {
            background-color: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
        }

        /* Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }
        .header-main {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 14px 0;
            min-height: 68px;
        }
        .header-logo {
            flex-shrink: 0;
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }
        .header-logo span {
            color: var(--color-accent);
            font-weight: 800;
        }
        .header-logo a {
            color: inherit;
        }
        .header-logo a:hover {
            color: var(--color-text);
        }
        .header-search {
            flex: 1;
            max-width: 52%;
            min-width: 220px;
            position: relative;
        }
        .header-search input {
            width: 100%;
            padding: 11px 20px 11px 42px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-full);
            background-color: var(--color-bg);
            color: var(--color-text);
            font-size: 15px;
            transition: all var(--transition-fast);
        }
        .header-search input::placeholder {
            color: var(--color-text-muted);
        }
        .header-search input:focus {
            border-color: var(--color-accent);
            background-color: var(--color-white);
            box-shadow: 0 0 0 3px rgba(199, 233, 78, 0.25);
        }
        .header-search .search-icon {
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-text-muted);
            font-size: 15px;
            pointer-events: none;
        }
        .header-search-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--color-text);
            font-size: 20px;
            cursor: pointer;
            padding: 8px;
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--color-text);
            font-size: 22px;
            cursor: pointer;
            padding: 8px;
        }
        .header-nav-row {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            align-items: center;
        }
        .header-nav-row a {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
            padding: 6px 12px;
            border-radius: var(--radius-full);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .header-nav-row a:hover {
            color: var(--color-accent);
            background-color: var(--color-bg);
        }
        .header-nav-row a.active {
            color: var(--color-primary);
            background-color: var(--color-accent);
            font-weight: 600;
        }
        .header-nav-row a.active:hover {
            color: var(--color-primary);
        }
        .header-bottom {
            border-top: 1px solid var(--color-border);
            padding: 8px 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }
        .header-bottom::-webkit-scrollbar {
            height: 3px;
        }
        .header-bottom::-webkit-scrollbar-thumb {
            background: var(--color-border);
            border-radius: 999px;
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            background-color: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            padding: 12px 0;
        }
        .breadcrumb-bar .container {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb-bar a {
            color: var(--color-text-secondary);
            transition: color var(--transition-fast);
        }
        .breadcrumb-bar a:hover {
            color: var(--color-accent);
        }
        .breadcrumb-bar .separator {
            color: var(--color-text-muted);
            font-size: 12px;
        }
        .breadcrumb-bar .current {
            color: var(--color-text);
            font-weight: 500;
        }

        /* Category Hero Banner */
        .category-banner {
            position: relative;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            min-height: 360px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .category-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(26,29,32,0.88) 0%, rgba(26,29,32,0.62) 60%, rgba(26,29,32,0.35) 100%);
            z-index: 1;
        }
        .category-banner .container {
            position: relative;
            z-index: 2;
            width: 100%;
        }
        .category-banner-inner {
            max-width: 760px;
            padding: 48px 0;
        }
        .category-banner h1 {
            font-size: 44px;
            font-weight: 700;
            line-height: 1.25;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }
        .category-banner h1 .highlight {
            color: var(--color-accent);
        }
        .category-banner p {
            font-size: 17px;
            line-height: 1.7;
            color: rgba(244, 246, 240, 0.82);
            margin-bottom: 24px;
            max-width: 560px;
        }
        .banner-stats {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
        }
        .banner-stat-item {
            display: flex;
            flex-direction: column;
        }
        .banner-stat-item .stat-num {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1.3;
        }
        .banner-stat-item .stat-label {
            font-size: 13px;
            color: rgba(244, 246, 240, 0.65);
            letter-spacing: 0.03em;
        }

        /* Filter Bar */
        .filter-section {
            background-color: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            padding: 20px 0;
            position: relative;
            z-index: 20;
        }
        .filter-bar {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            justify-content: space-between;
        }
        .filter-group {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .filter-label {
            font-size: 14px;
            color: var(--color-text-muted);
            font-weight: 500;
            margin-right: 4px;
        }
        .filter-btn {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: var(--radius-full);
            font-size: 14px;
            font-weight: 500;
            background-color: var(--color-bg);
            color: var(--color-text-secondary);
            border: 1px solid var(--color-border);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .filter-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-primary);
            background-color: var(--color-white);
        }
        .filter-btn.active {
            background-color: var(--color-primary);
            color: var(--color-text-inverse);
            border-color: var(--color-primary);
        }
        .filter-btn.active:hover {
            color: var(--color-text-inverse);
            background-color: var(--color-primary);
        }
        .filter-count {
            font-size: 14px;
            color: var(--color-text-muted);
            white-space: nowrap;
        }
        .filter-count strong {
            color: var(--color-text);
            font-family: var(--font-mono);
            font-size: 16px;
        }

        /* Resource Card Grid */
        .resource-grid-section {
            background-color: var(--color-bg);
        }
        .resource-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .resource-card {
            background-color: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
            cursor: pointer;
        }
        .resource-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: var(--color-accent);
        }
        .resource-card-image {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/9;
            background-color: var(--color-bg);
        }
        .resource-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 0.45s ease;
        }
        .resource-card:hover .resource-card-image img {
            transform: scale(1.05);
        }
        .resource-card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 5px 12px;
            border-radius: var(--radius-full);
            font-size: 12px;
            font-weight: 600;
            background-color: var(--color-primary);
            color: var(--color-accent);
            letter-spacing: 0.03em;
            z-index: 2;
        }
        .resource-card-badge.accent {
            background-color: var(--color-accent);
            color: var(--color-primary);
        }
        .resource-card-body {
            padding: 20px 20px 18px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .resource-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--color-text-muted);
            margin-bottom: 10px;
        }
        .resource-card-meta .date {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .resource-card-meta .views {
            display: flex;
            align-items: center;
            gap: 4px;
            margin-left: auto;
        }
        .resource-card-title {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.45;
            color: var(--color-text);
            margin-bottom: 10px;
            letter-spacing: -0.01em;
            transition: color var(--transition-fast);
        }
        .resource-card:hover .resource-card-title {
            color: var(--color-accent);
        }
        .resource-card-desc {
            font-size: 14px;
            line-height: 1.65;
            color: var(--color-text-secondary);
            margin-bottom: 16px;
            flex: 1;
        }
        .resource-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--color-border);
            padding-top: 14px;
        }
        .resource-card-tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .resource-tag {
            display: inline-block;
            padding: 3px 10px;
            border-radius: var(--radius-full);
            font-size: 12px;
            background-color: var(--color-bg);
            color: var(--color-text-secondary);
            border: 1px solid var(--color-border);
        }
        .resource-card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-accent);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 4px;
            transition: all var(--transition-fast);
        }
        .resource-card-link:hover {
            color: var(--color-primary);
        }
        .resource-card-link i {
            font-size: 12px;
            transition: transform var(--transition-fast);
        }
        .resource-card:hover .resource-card-link i {
            transform: translateX(3px);
        }

        /* Pagination */
        .pagination-wrap {
            display: flex;
            justify-content: center;
            margin-top: 40px;
            gap: 6px;
            flex-wrap: wrap;
        }
        .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 42px;
            height: 42px;
            padding: 0 14px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 500;
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            color: var(--color-text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .page-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-primary);
        }
        .page-btn.active {
            background-color: var(--color-primary);
            color: var(--color-accent);
            border-color: var(--color-primary);
        }
        .page-btn.active:hover {
            color: var(--color-accent);
        }
        .page-btn.disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* Deep Text Section */
        .deep-text-section {
            background-color: var(--color-white);
        }
        .deep-text-layout {
            display: grid;
            grid-template-columns: 1fr 380px;
            gap: 48px;
            align-items: start;
        }
        .deep-text-content h2 {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--color-text);
            margin-bottom: 18px;
            letter-spacing: -0.01em;
        }
        .deep-text-content h3 {
            font-size: 21px;
            font-weight: 600;
            line-height: 1.45;
            color: var(--color-text);
            margin: 28px 0 12px;
        }
        .deep-text-content p {
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text-secondary);
            margin-bottom: 16px;
        }
        .deep-text-content p strong {
            color: var(--color-text);
            font-weight: 600;
        }
        .deep-text-sidebar {
            background-color: var(--color-bg);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border: 1px solid var(--color-border);
            position: sticky;
            top: 100px;
        }
        .deep-text-sidebar h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 16px;
        }
        .deep-sidebar-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .deep-sidebar-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px solid var(--color-border);
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }
        .deep-sidebar-list li:last-child {
            border-bottom: none;
        }
        .deep-sidebar-list li i {
            color: var(--color-accent);
            font-size: 14px;
            margin-top: 3px;
            flex-shrink: 0;
        }

        /* Stats Band */
        .stats-band {
            background-color: var(--color-primary);
            color: var(--color-text-inverse);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-cell {
            text-align: center;
            padding: 24px 16px;
            border-radius: var(--radius-md);
            background-color: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--color-dark-border);
            transition: all var(--transition-base);
        }
        .stat-cell:hover {
            background-color: rgba(255, 255, 255, 0.08);
            border-color: var(--color-accent);
        }
        .stat-cell .stat-value {
            font-family: var(--font-mono);
            font-size: 42px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1.2;
            margin-bottom: 8px;
        }
        .stat-cell .stat-label {
            font-size: 14px;
            color: rgba(244, 246, 240, 0.65);
            letter-spacing: 0.03em;
        }

        /* Quote Section */
        .quote-section {
            background-color: var(--color-bg);
        }
        .quote-card {
            background-color: var(--color-white);
            border-left: 4px solid var(--color-accent);
            border-radius: var(--radius-md);
            padding: 36px 32px;
            box-shadow: var(--shadow-sm);
            max-width: 820px;
            margin: 0 auto;
        }
        .quote-card blockquote {
            margin: 0;
            font-size: 19px;
            line-height: 1.75;
            color: var(--color-text);
            font-weight: 500;
            letter-spacing: -0.01em;
        }
        .quote-card blockquote::before {
            content: '\201C';
            font-size: 48px;
            color: var(--color-accent);
            display: block;
            line-height: 1;
            margin-bottom: 8px;
            font-family: Georgia, serif;
        }
        .quote-attribution {
            margin-top: 16px;
            font-size: 14px;
            color: var(--color-text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .quote-attribution .line {
            width: 32px;
            height: 1px;
            background-color: var(--color-border);
        }

        /* CTA Section */
        .cta-section {
            background-color: var(--color-white);
        }
        .cta-box {
            background-color: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .cta-box h2 {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.4;
            color: var(--color-text-inverse);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }
        .cta-box h2 .highlight {
            color: var(--color-accent);
        }
        .cta-box p {
            font-size: 15px;
            line-height: 1.7;
            color: rgba(244, 246, 240, 0.7);
            margin-bottom: 0;
        }
        .cta-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .cta-form input {
            flex: 1;
            min-width: 180px;
            padding: 12px 18px;
            border-radius: var(--radius-full);
            border: 1px solid var(--color-dark-border);
            background-color: rgba(255, 255, 255, 0.06);
            color: var(--color-text-inverse);
            font-size: 15px;
            transition: all var(--transition-fast);
        }
        .cta-form input::placeholder {
            color: rgba(244, 246, 240, 0.45);
        }
        .cta-form input:focus {
            border-color: var(--color-accent);
            background-color: rgba(255, 255, 255, 0.1);
            box-shadow: 0 0 0 3px rgba(199, 233, 78, 0.2);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 26px;
            border-radius: var(--radius-full);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            gap: 8px;
            border: none;
        }
        .btn-primary {
            background-color: var(--color-accent);
            color: var(--color-primary);
        }
        .btn-primary:hover {
            background-color: #b8d943;
            color: var(--color-primary);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(199, 233, 78, 0.35);
        }
        .btn-outline {
            background-color: transparent;
            color: var(--color-text-inverse);
            border: 1px solid var(--color-dark-border);
        }
        .btn-outline:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            transform: translateY(-2px);
        }

        /* FAQ */
        .faq-section {
            background-color: var(--color-bg);
        }
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            background-color: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--color-accent);
        }
        .faq-item.active {
            border-color: var(--color-accent);
            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: 16px;
            color: var(--color-text);
            gap: 16px;
            user-select: none;
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--color-accent);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background-color: var(--color-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
        }
        .faq-item.active .faq-icon {
            background-color: var(--color-accent);
            color: var(--color-primary);
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 22px;
        }
        .faq-item.active .faq-answer {
            max-height: 400px;
            padding: 0 22px 20px;
        }
        .faq-answer p {
            font-size: 15px;
            line-height: 1.75;
            color: var(--color-text-secondary);
            margin: 0;
        }

        /* Footer */
        .site-footer {
            background-color: var(--color-primary);
            color: rgba(244, 246, 240, 0.75);
            padding: 56px 0 28px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 40px;
        }
        .footer-brand h4 {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text-inverse);
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }
        .footer-brand h4 span {
            color: var(--color-accent);
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(244, 246, 240, 0.55);
            max-width: 320px;
        }
        .footer-col h5 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-inverse);
            margin-bottom: 14px;
        }
        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(244, 246, 240, 0.6);
            margin-bottom: 8px;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid var(--color-dark-border);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(244, 246, 240, 0.45);
        }
        .footer-links {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
        }
        .footer-links a {
            color: rgba(244, 246, 240, 0.6);
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--color-accent);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .resource-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .deep-text-layout {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .deep-text-sidebar {
                position: static;
            }
            .cta-box {
                grid-template-columns: 1fr;
                gap: 24px;
                padding: 36px 28px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .header-search {
                max-width: 40%;
            }
        }
        @media (max-width: 768px) {
            .section {
                padding: var(--space-section-mobile) 0;
            }
            .section-title {
                font-size: 26px;
            }
            .category-banner {
                min-height: 300px;
            }
            .category-banner h1 {
                font-size: 32px;
            }
            .category-banner-inner {
                padding: 32px 0;
            }
            .banner-stats {
                gap: 16px;
            }
            .banner-stat-item .stat-num {
                font-size: 22px;
            }
            .resource-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-cell .stat-value {
                font-size: 30px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                text-align: left;
            }
            .header-search {
                display: none;
            }
            .header-search.active {
                display: block;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                max-width: 100%;
                padding: 12px 24px;
                background-color: var(--color-white);
                border-bottom: 1px solid var(--color-border);
                box-shadow: var(--shadow-sm);
            }
            .header-search-toggle {
                display: block;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .header-nav-row {
                display: none;
            }
            .header-nav-row.active {
                display: flex;
                flex-direction: column;
                align-items: flex-start;
                padding: 12px 0;
            }
            .header-nav-row a {
                width: 100%;
                padding: 10px 12px;
            }
            .header-bottom {
                display: none;
            }
            .header-bottom.active {
                display: block;
            }
            .filter-bar {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .filter-count {
                align-self: flex-start;
            }
            .quote-card {
                padding: 24px 20px;
            }
            .quote-card blockquote {
                font-size: 16px;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form input {
                min-width: auto;
                width: 100%;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .category-banner h1 {
                font-size: 26px;
            }
            .category-banner p {
                font-size: 15px;
            }
            .banner-stat-item .stat-num {
                font-size: 20px;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .stat-cell {
                padding: 16px 12px;
            }
            .stat-cell .stat-value {
                font-size: 28px;
            }
            .cta-box {
                padding: 28px 20px;
            }
            .cta-box h2 {
                font-size: 22px;
            }
            .filter-btn {
                padding: 6px 13px;
                font-size: 13px;
            }
            .pagination-wrap {
                gap: 4px;
            }
            .page-btn {
                min-width: 36px;
                height: 36px;
                padding: 0 10px;
                font-size: 13px;
            }
        }

/* roulang page: category6 */
:root {
            --color-primary: #1A1D20;
            --color-accent: #C7E94E;
            --color-bg: #F4F6F0;
            --color-white: #FFFFFF;
            --color-border: #E6E9E2;
            --color-text: #1A1D20;
            --color-text-secondary: #6E7378;
            --color-text-muted: #9AA29B;
            --color-text-inverse: #F4F6F0;
            --color-dark-border: #34383B;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-full: 999px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 12px 24px rgba(0, 0, 0, 0.08);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
            --font-mono: 'SF Mono', 'Roboto Mono', 'Menlo', 'Consolas', monospace;
            --space-section: 72px;
            --space-section-mobile: 44px;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --container-max: 1280px;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            margin: 0;
            padding: 0;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 16px;
            border: none;
            outline: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

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

        .section-alt {
            background-color: var(--color-white);
        }

        .section-dark {
            background-color: var(--color-primary);
            color: var(--color-text-inverse);
        }

        .section-title {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--color-text);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .section-desc {
            font-size: 17px;
            line-height: 1.75;
            color: var(--color-text-secondary);
            margin-bottom: 40px;
            max-width: 720px;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            background-color: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-full);
            font-size: 13px;
            color: var(--color-text-secondary);
            letter-spacing: 0.05em;
            margin-bottom: 14px;
            font-weight: 500;
        }

        .section-tag.accent {
            background-color: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
        }

        /* Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }

        .header-main {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 14px 0;
            min-height: 68px;
        }

        .header-logo {
            flex-shrink: 0;
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

        .header-logo span {
            color: var(--color-accent);
            font-weight: 800;
        }

        .header-logo a {
            color: inherit;
        }

        .header-logo a:hover {
            color: var(--color-text);
        }

        .header-search {
            flex: 1;
            max-width: 52%;
            min-width: 220px;
            position: relative;
        }

        .header-search input {
            width: 100%;
            padding: 11px 20px 11px 42px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-full);
            background-color: var(--color-bg);
            color: var(--color-text);
            font-size: 15px;
            transition: all var(--transition-fast);
        }

        .header-search input::placeholder {
            color: var(--color-text-muted);
        }

        .header-search input:focus {
            border-color: var(--color-accent);
            background-color: var(--color-white);
            box-shadow: 0 0 0 3px rgba(199, 233, 78, 0.25);
        }

        .header-search .search-icon {
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-text-muted);
            font-size: 15px;
            pointer-events: none;
        }

        .header-search-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--color-text);
            font-size: 20px;
            cursor: pointer;
            padding: 8px;
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--color-text);
            font-size: 22px;
            cursor: pointer;
            padding: 8px;
        }

        .header-nav-row {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
            padding: 0 0 12px 0;
        }

        .header-nav-row a {
            display: inline-block;
            padding: 7px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
            border-radius: var(--radius-full);
            transition: all var(--transition-fast);
        }

        .header-nav-row a:hover {
            color: var(--color-text);
            background-color: var(--color-bg);
        }

        .header-nav-row a.active {
            color: var(--color-primary);
            background-color: var(--color-accent);
            font-weight: 600;
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            background-color: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            padding: 12px 0;
            font-size: 14px;
            color: var(--color-text-muted);
        }

        .breadcrumb-bar a {
            color: var(--color-text-muted);
            transition: color var(--transition-fast);
        }

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

        .breadcrumb-bar .separator {
            margin: 0 8px;
            color: var(--color-border);
        }

        .breadcrumb-bar .current {
            color: var(--color-text);
            font-weight: 500;
        }

        /* Hero */
        .page-hero {
            position: relative;
            min-height: 280px;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: flex-end;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26, 29, 32, 0.35) 0%, rgba(26, 29, 32, 0.82) 100%);
        }

        .page-hero .hero-content {
            position: relative;
            z-index: 1;
            padding: 48px 0 44px;
            width: 100%;
        }

        .page-hero .hero-tag {
            display: inline-block;
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: var(--radius-full);
            margin-bottom: 14px;
        }

        .page-hero h1 {
            font-size: 44px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px;
            line-height: 1.3;
            letter-spacing: -0.02em;
        }

        .page-hero .hero-sub {
            font-size: 18px;
            color: rgba(244, 246, 240, 0.85);
            max-width: 640px;
            line-height: 1.75;
        }

        /* FAQ Search */
        .faq-search-section {
            background-color: var(--color-white);
            padding: 32px 0 24px;
            border-bottom: 1px solid var(--color-border);
        }

        .faq-search-wrap {
            max-width: 640px;
            position: relative;
        }

        .faq-search-wrap input {
            width: 100%;
            padding: 14px 20px 14px 48px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-full);
            background-color: var(--color-bg);
            font-size: 16px;
            color: var(--color-text);
            transition: all var(--transition-fast);
        }

        .faq-search-wrap input::placeholder {
            color: var(--color-text-muted);
        }

        .faq-search-wrap input:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(199, 233, 78, 0.25);
            background-color: var(--color-white);
        }

        .faq-search-wrap .faq-search-icon {
            position: absolute;
            left: 18px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-text-muted);
            font-size: 16px;
        }

        .faq-search-info {
            font-size: 14px;
            color: var(--color-text-muted);
            margin-top: 8px;
        }

        /* FAQ Layout */
        .faq-layout {
            display: grid;
            grid-template-columns: 260px 1fr;
            gap: 36px;
            align-items: start;
        }

        .faq-sidebar {
            position: sticky;
            top: 120px;
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
        }

        .faq-sidebar h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--color-text);
        }

        .faq-sidebar ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .faq-sidebar ul li {
            margin-bottom: 6px;
        }

        .faq-sidebar ul li a {
            display: block;
            padding: 8px 12px;
            font-size: 14px;
            color: var(--color-text-secondary);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }

        .faq-sidebar ul li a:hover {
            color: var(--color-text);
            background-color: var(--color-bg);
        }

        .faq-sidebar ul li a.active-sidebar {
            color: var(--color-primary);
            background-color: var(--color-accent);
            font-weight: 600;
        }

        /* Custom Accordion */
        .custom-accordion {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .custom-accordion-item {
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
        }

        .custom-accordion-item:hover {
            box-shadow: var(--shadow-md);
        }

        .custom-accordion-item.is-active {
            border-color: var(--color-accent);
        }

        .custom-accordion-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 18px 22px;
            background: none;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            transition: all var(--transition-fast);
        }

        .custom-accordion-title:hover {
            color: var(--color-primary);
            background-color: var(--color-bg);
        }

        .custom-accordion-title .accordion-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            background-color: var(--color-bg);
            border-radius: 50%;
            font-size: 16px;
            font-weight: 700;
            color: var(--color-text-secondary);
            transition: all var(--transition-base);
        }

        .custom-accordion-item.is-active .custom-accordion-title .accordion-icon {
            transform: rotate(45deg);
            background-color: var(--color-accent);
            color: var(--color-primary);
        }

        .custom-accordion-content {
            display: none;
            padding: 0 22px 22px;
            font-size: 15px;
            line-height: 1.8;
            color: var(--color-text-secondary);
        }

        .custom-accordion-item.is-active .custom-accordion-content {
            display: block;
        }

        .custom-accordion-content p {
            margin: 0;
        }

        .custom-accordion-content .faq-meta {
            display: flex;
            gap: 12px;
            margin-top: 12px;
            flex-wrap: wrap;
        }

        .custom-accordion-content .faq-meta span {
            font-size: 12px;
            color: var(--color-text-muted);
            background-color: var(--color-bg);
            padding: 4px 10px;
            border-radius: var(--radius-full);
        }

        /* Category Cards */
        .gear-cat-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

        .gear-cat-card {
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
        }

        .gear-cat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }

        .gear-cat-card .card-img {
            position: relative;
            height: 200px;
            overflow: hidden;
        }

        .gear-cat-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform var(--transition-base);
        }

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

        .gear-cat-card .card-img .cat-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-size: 12px;
            font-weight: 600;
            padding: 5px 12px;
            border-radius: var(--radius-full);
        }

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

        .gear-cat-card .card-body h3 {
            font-size: 19px;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--color-text);
        }

        .gear-cat-card .card-body p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 0 0 14px;
        }

        .gear-cat-card .card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition-fast);
        }

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

        /* Data Strip */
        .data-strip {
            background-color: var(--color-primary);
            color: var(--color-text-inverse);
            padding: 40px 0;
        }

        .data-strip-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }

        .data-strip-item .data-number {
            font-family: var(--font-mono);
            font-size: 48px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1.2;
        }

        .data-strip-item .data-label {
            font-size: 14px;
            color: rgba(244, 246, 240, 0.7);
            margin-top: 6px;
        }

        /* CTA */
        .cta-box {
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-sm);
        }

        .cta-box .cta-text h3 {
            font-size: 24px;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--color-text);
        }

        .cta-box .cta-text p {
            font-size: 15px;
            color: var(--color-text-secondary);
            margin: 0;
        }

        .btn-primary {
            display: inline-block;
            padding: 12px 28px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-weight: 600;
            font-size: 15px;
            border-radius: var(--radius-full);
            transition: all var(--transition-base);
            cursor: pointer;
            border: none;
        }

        .btn-primary:hover {
            background-color: #b3d63c;
            color: var(--color-primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .btn-secondary {
            display: inline-block;
            padding: 12px 28px;
            background-color: transparent;
            color: var(--color-text);
            font-weight: 600;
            font-size: 15px;
            border-radius: var(--radius-full);
            border: 1px solid var(--color-border);
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .btn-secondary:hover {
            border-color: var(--color-accent);
            color: var(--color-text);
            transform: translateY(-2px);
        }

        /* Footer */
        .site-footer {
            background-color: var(--color-primary);
            color: var(--color-text-inverse);
            padding: 48px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-brand h4 {
            font-size: 20px;
            font-weight: 700;
            margin: 0 0 12px;
            color: #fff;
        }

        .footer-brand h4 span {
            color: var(--color-accent);
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(244, 246, 240, 0.7);
            line-height: 1.75;
            margin: 0;
            max-width: 320px;
        }

        .footer-col h5 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 14px;
        }

        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(244, 246, 240, 0.7);
            margin-bottom: 8px;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid var(--color-dark-border);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(244, 246, 240, 0.6);
        }

        .footer-bottom .footer-links {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-bottom .footer-links a {
            color: rgba(244, 246, 240, 0.6);
            transition: color var(--transition-fast);
        }

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

        /* Back to top */
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 44px;
            height: 44px;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            cursor: pointer;
            z-index: 50;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-md);
            border: none;
            opacity: 0;
            pointer-events: none;
        }

        .back-to-top.visible {
            opacity: 1;
            pointer-events: auto;
        }

        .back-to-top:hover {
            background-color: var(--color-accent);
            color: var(--color-primary);
            transform: translateY(-3px);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .header-search {
                max-width: 40%;
            }

            .faq-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .faq-sidebar {
                position: static;
                display: none;
            }

            .gear-cat-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

            .data-strip-item .data-number {
                font-size: 36px;
            }

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

        @media (max-width: 768px) {
            .header-main {
                flex-wrap: wrap;
                padding: 12px 0;
                gap: 10px;
            }

            .header-logo {
                font-size: 18px;
            }

            .header-search {
                order: 3;
                max-width: 100%;
                min-width: 100%;
                flex: none;
            }

            .header-search-toggle {
                display: block;
            }

            .mobile-menu-toggle {
                display: block;
            }

            .header-search input {
                padding: 10px 16px 10px 38px;
                font-size: 14px;
            }

            .header-nav-row {
                display: none;
                flex-direction: column;
                align-items: stretch;
                padding: 12px 0;
                gap: 4px;
                background-color: var(--color-white);
                border-top: 1px solid var(--color-border);
            }

            .header-nav-row.mobile-open {
                display: flex;
            }

            .header-nav-row a {
                padding: 10px 14px;
                font-size: 15px;
                border-radius: var(--radius-sm);
                text-align: left;
            }

            .page-hero {
                min-height: 220px;
            }

            .page-hero h1 {
                font-size: 30px;
            }

            .page-hero .hero-sub {
                font-size: 15px;
            }

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

            .section-title {
                font-size: 24px;
            }

            .section-desc {
                font-size: 15px;
                margin-bottom: 28px;
            }

            .gear-cat-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .gear-cat-card .card-img {
                height: 180px;
            }

            .data-strip-grid {
                grid-template-columns: 1fr 1fr;
            }

            .cta-box {
                padding: 28px 20px;
                flex-direction: column;
                text-align: center;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }

            .footer-bottom .footer-links {
                justify-content: center;
            }

            .back-to-top {
                bottom: 20px;
                               right: 20px;
            }
        }
        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 26px;
            }
            .data-strip-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom .footer-links {
                flex-direction: column;
                gap: 8px;
            }
            .cta-box {
                padding: 24px 18px;
            }
            .cta-box .cta-text h3 {
                font-size: 20px;
            }
        }

/* roulang page: category5 */
:root {
            --color-primary: #1A1D20;
            --color-accent: #C7E94E;
            --color-bg: #F4F6F0;
            --color-white: #FFFFFF;
            --color-border: #E6E9E2;
            --color-text: #1A1D20;
            --color-text-secondary: #6E7378;
            --color-text-muted: #9AA29B;
            --color-text-inverse: #F4F6F0;
            --color-dark-border: #34383B;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-full: 999px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 12px 24px rgba(0, 0, 0, 0.08);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
            --font-mono: 'SF Mono', 'Roboto Mono', 'Menlo', 'Consolas', monospace;
            --space-section: 72px;
            --space-section-mobile: 44px;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --container-max: 1280px;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            margin: 0;
            padding: 0;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 16px;
            border: none;
            outline: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

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

        .section-alt {
            background-color: var(--color-white);
        }

        .section-dark {
            background-color: var(--color-primary);
            color: var(--color-text-inverse);
        }

        .section-title {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--color-text);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .section-desc {
            font-size: 17px;
            line-height: 1.75;
            color: var(--color-text-secondary);
            margin-bottom: 40px;
            max-width: 720px;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            background-color: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-full);
            font-size: 13px;
            color: var(--color-text-secondary);
            letter-spacing: 0.05em;
            margin-bottom: 14px;
            font-weight: 500;
        }

        .section-tag.accent {
            background-color: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
        }

        /* Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }

        .header-main {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 14px 0;
            min-height: 68px;
        }

        .header-logo {
            flex-shrink: 0;
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

        .header-logo span {
            color: var(--color-accent);
            font-weight: 800;
        }

        .header-logo a {
            color: inherit;
        }

        .header-logo a:hover {
            color: var(--color-text);
        }

        .header-search {
            flex: 1;
            max-width: 52%;
            min-width: 220px;
            position: relative;
        }

        .header-search input {
            width: 100%;
            padding: 11px 20px 11px 42px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-full);
            background-color: var(--color-bg);
            color: var(--color-text);
            font-size: 15px;
            transition: all var(--transition-fast);
        }

        .header-search input::placeholder {
            color: var(--color-text-muted);
        }

        .header-search input:focus {
            border-color: var(--color-accent);
            background-color: var(--color-white);
            box-shadow: 0 0 0 3px rgba(199, 233, 78, 0.25);
        }

        .header-search .search-icon {
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-text-muted);
            font-size: 15px;
            pointer-events: none;
        }

        .header-search-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--color-text);
            font-size: 20px;
            cursor: pointer;
            padding: 8px;
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--color-text);
            font-size: 20px;
            cursor: pointer;
            padding: 8px;
        }

        .header-nav-row {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            padding: 10px 0 14px;
            border-top: 1px solid var(--color-border);
        }

        .header-nav-row a {
            font-size: 14px;
            color: var(--color-text-secondary);
            padding: 6px 14px;
            border-radius: var(--radius-full);
            transition: all var(--transition-fast);
            font-weight: 500;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .header-nav-row a:hover {
            color: var(--color-primary);
            background-color: var(--color-bg);
        }

        .header-nav-row a.active {
            color: var(--color-primary);
            background-color: var(--color-accent);
            font-weight: 600;
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            background-color: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            padding: 14px 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-text-secondary);
            flex-wrap: wrap;
        }

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

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

        .breadcrumb .separator {
            color: var(--color-text-muted);
            font-size: 12px;
        }

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

        /* Page Hero */
        .page-hero {
            background-color: var(--color-primary);
            padding: 56px 0 64px;
            position: relative;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            z-index: 1;
        }

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

        .page-hero h1 {
            font-size: 42px;
            font-weight: 700;
            color: var(--color-text-inverse);
            margin-bottom: 16px;
            line-height: 1.3;
            letter-spacing: -0.02em;
        }

        .page-hero h1 span {
            color: var(--color-accent);
        }

        .page-hero p {
            font-size: 17px;
            color: rgba(244, 246, 240, 0.8);
            max-width: 640px;
            line-height: 1.75;
            margin-bottom: 0;
        }

        /* Tool Content Layout */
        .tools-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            align-items: start;
        }

        .tools-main {
            min-width: 0;
        }

        .tools-sidebar {
            position: sticky;
            top: 140px;
        }

        /* Tool List */
        .tool-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .tool-item {
            display: flex;
            gap: 20px;
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: all var(--transition-base);
            align-items: flex-start;
        }

        .tool-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: var(--color-accent);
        }

        .tool-item .tool-icon {
            flex-shrink: 0;
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            background-color: var(--color-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--color-primary);
            border: 1px solid var(--color-border);
            transition: all var(--transition-fast);
        }

        .tool-item:hover .tool-icon {
            background-color: var(--color-accent);
            border-color: var(--color-accent);
        }

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

        .tool-item .tool-content h3 {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .tool-item .tool-content h3 a {
            color: var(--color-text);
        }

        .tool-item .tool-content h3 a:hover {
            color: var(--color-accent);
        }

        .tool-item .tool-content .tool-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--color-text-muted);
            margin-bottom: 10px;
            flex-wrap: wrap;
        }

        .tool-item .tool-content .tool-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .tool-item .tool-content p {
            font-size: 15px;
            color: var(--color-text-secondary);
            margin-bottom: 14px;
            line-height: 1.7;
        }

        .tool-item .tool-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-full);
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .btn-primary {
            background-color: var(--color-accent);
            color: var(--color-primary);
            border: 1px solid var(--color-accent);
        }

        .btn-primary:hover {
            background-color: #b8dc3e;
            border-color: #b8dc3e;
            color: var(--color-primary);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(199, 233, 78, 0.35);
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--color-primary);
            border: 1px solid var(--color-border);
        }

        .btn-secondary:hover {
            border-color: var(--color-accent);
            color: var(--color-primary);
            transform: translateY(-2px);
        }

        /* Sidebar */
        .sidebar-card {
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px;
            margin-bottom: 20px;
        }

        .sidebar-card h4 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--color-border);
            letter-spacing: -0.01em;
        }

        .sidebar-popular-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .sidebar-popular-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid var(--color-border);
        }

        .sidebar-popular-list li:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .sidebar-popular-list .rank-num {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background-color: var(--color-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 700;
            color: var(--color-text-secondary);
            font-family: var(--font-mono);
        }

        .sidebar-popular-list li:nth-child(1) .rank-num {
            background-color: var(--color-accent);
            color: var(--color-primary);
        }

        .sidebar-popular-list li:nth-child(2) .rank-num {
            background-color: #D8E8A8;
            color: var(--color-primary);
        }

        .sidebar-popular-list li:nth-child(3) .rank-num {
            background-color: #E8EEDD;
            color: var(--color-primary);
        }

        .sidebar-popular-list .rank-content a {
            font-size: 14px;
            color: var(--color-text);
            line-height: 1.5;
            display: block;
            font-weight: 500;
        }

        .sidebar-popular-list .rank-content a:hover {
            color: var(--color-accent);
        }

        .sidebar-popular-list .rank-content .rank-tag {
            font-size: 12px;
            color: var(--color-text-muted);
            display: block;
            margin-top: 2px;
        }

        .sidebar-tools-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .sidebar-tools-tags a {
            display: inline-flex;
            padding: 6px 14px;
            font-size: 13px;
            border-radius: var(--radius-full);
            background-color: var(--color-bg);
            border: 1px solid var(--color-border);
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
        }

        .sidebar-tools-tags a:hover {
            background-color: var(--color-accent);
            border-color: var(--color-accent);
            color: var(--color-primary);
        }

        /* CTA Section */
        .cta-section {
            background-color: var(--color-primary);
            padding: 56px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.15;
            z-index: 1;
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .cta-section .cta-content {
            flex: 1;
            min-width: 280px;
        }

        .cta-section .cta-content h3 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text-inverse);
            margin-bottom: 12px;
            line-height: 1.35;
        }

        .cta-section .cta-content p {
            font-size: 16px;
            color: rgba(244, 246, 240, 0.75);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .cta-section .cta-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .cta-section .btn-primary {
            background-color: var(--color-accent);
            color: var(--color-primary);
        }

        .cta-section .btn-primary:hover {
            background-color: #b8dc3e;
        }

        /* Footer */
        .site-footer {
            background-color: var(--color-primary);
            color: var(--color-text-inverse);
            padding: 56px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid var(--color-dark-border);
        }

        .footer-brand h4 {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-text-inverse);
            margin-bottom: 14px;
        }

        .footer-brand h4 span {
            color: var(--color-accent);
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(244, 246, 240, 0.65);
            line-height: 1.7;
            max-width: 300px;
        }

        .footer-col h5 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-inverse);
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(244, 246, 240, 0.65);
            margin-bottom: 10px;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            padding: 20px 0;
            font-size: 13px;
            color: rgba(244, 246, 240, 0.55);
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-links a {
            color: rgba(244, 246, 240, 0.55);
            transition: color var(--transition-fast);
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .tools-layout {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .tools-sidebar {
                position: static;
            }
            .header-search {
                max-width: 40%;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .page-hero h1 {
                font-size: 34px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --space-section: 48px;
                --space-section-mobile: 36px;
            }
            .header-main {
                gap: 12px;
                padding: 10px 0;
                min-height: 56px;
            }
            .header-search {
                max-width: none;
                flex: 1;
                min-width: 0;
                display: none;
            }
            .header-search.mobile-open {
                display: block;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background-color: var(--color-white);
                padding: 12px 24px;
                border-bottom: 1px solid var(--color-border);
                box-shadow: var(--shadow-sm);
                max-width: 100%;
            }
            .header-search.mobile-open input {
                width: 100%;
            }
            .header-search-toggle {
                display: block;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .header-nav-row {
                display: none;
                flex-direction: column;
                align-items: flex-start;
                padding: 8px 0 16px;
            }
            .header-nav-row.mobile-open {
                display: flex;
            }
            .header-nav-row a {
                width: 100%;
                padding: 10px 14px;
            }
            .header-logo {
                font-size: 18px;
            }
            .page-hero {
                padding: 40px 0 48px;
            }
            .page-hero h1 {
                font-size: 28px;
            }
            .page-hero p {
                font-size: 15px;
            }
            .tool-item {
                flex-direction: column;
                gap: 12px;
                padding: 18px;
            }
            .tool-item .tool-content h3 {
                font-size: 17px;
            }
            .section-title {
                font-size: 26px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
                padding-bottom: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .cta-section .container {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .page-hero h1 {
                font-size: 24px;
            }
            .tool-item .tool-actions {
                flex-direction: column;
                align-items: flex-start;
            }
            .tool-item .tool-actions .btn {
                width: 100%;
                justify-content: center;
            }
            .breadcrumb {
                font-size: 12px;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #1A1D20;
            --color-accent: #C7E94E;
            --color-bg: #F4F6F0;
            --color-white: #FFFFFF;
            --color-border: #E6E9E2;
            --color-text: #1A1D20;
            --color-text-secondary: #6E7378;
            --color-text-muted: #9AA29B;
            --color-text-inverse: #F4F6F0;
            --color-dark-border: #34383B;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-full: 999px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 12px 24px rgba(0, 0, 0, 0.08);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
            --font-mono: 'SF Mono', 'Roboto Mono', 'Menlo', 'Consolas', monospace;
            --space-section: 72px;
            --space-section-mobile: 44px;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --container-max: 1280px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            margin: 0;
            padding: 0;
            min-height: 100vh;
            overflow-x: hidden;
        }
        a {
            color: var(--color-text);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 16px;
            border: none;
            outline: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: var(--space-section) 0;
        }
        .section-alt {
            background-color: var(--color-white);
        }
        .section-dark {
            background-color: var(--color-primary);
            color: var(--color-text-inverse);
        }
        .section-title {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--color-text);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }
        .section-desc {
            font-size: 17px;
            line-height: 1.75;
            color: var(--color-text-secondary);
            margin-bottom: 40px;
            max-width: 720px;
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            background-color: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-full);
            font-size: 13px;
            color: var(--color-text-secondary);
            letter-spacing: 0.05em;
            margin-bottom: 14px;
            font-weight: 500;
        }
        .section-tag.accent {
            background-color: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
        }

        /* Header Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }
        .header-main {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 14px 0;
            min-height: 68px;
        }
        .header-logo {
            flex-shrink: 0;
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }
        .header-logo span {
            color: var(--color-accent);
            font-weight: 800;
        }
        .header-logo a {
            color: inherit;
        }
        .header-logo a:hover {
            color: var(--color-text);
        }
        .header-search {
            flex: 1;
            max-width: 52%;
            min-width: 220px;
            position: relative;
        }
        .header-search input {
            width: 100%;
            padding: 11px 20px 11px 42px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-full);
            background-color: var(--color-bg);
            color: var(--color-text);
            font-size: 15px;
            transition: all var(--transition-fast);
        }
        .header-search input::placeholder {
            color: var(--color-text-muted);
        }
        .header-search input:focus {
            border-color: var(--color-accent);
            background-color: var(--color-white);
            box-shadow: 0 0 0 3px rgba(199, 233, 78, 0.25);
        }
        .header-search .search-icon {
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-text-muted);
            font-size: 15px;
            pointer-events: none;
        }
        .header-search-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--color-text);
            font-size: 20px;
            cursor: pointer;
            padding: 8px;
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--color-text);
            font-size: 22px;
            cursor: pointer;
            padding: 8px;
        }
        .header-nav-row {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
            padding: 0 0 12px 0;
        }
        .header-nav-row a {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
            padding: 6px 14px;
            border-radius: var(--radius-full);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .header-nav-row a:hover {
            color: var(--color-primary);
            background-color: var(--color-bg);
        }
        .header-nav-row a.active {
            color: var(--color-primary);
            background-color: var(--color-accent);
            font-weight: 600;
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            background-color: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            padding: 14px 0;
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-text-secondary);
            flex-wrap: wrap;
        }
        .breadcrumb-nav a {
            color: var(--color-text-secondary);
            transition: color var(--transition-fast);
        }
        .breadcrumb-nav a:hover {
            color: var(--color-accent);
        }
        .breadcrumb-nav .separator {
            color: var(--color-text-muted);
            font-size: 12px;
        }
        .breadcrumb-nav .current {
            color: var(--color-text);
            font-weight: 600;
        }

        /* Category Hero */
        .cat-hero {
            position: relative;
            background-image: linear-gradient(135deg, rgba(26, 29, 32, 0.92) 0%, rgba(26, 29, 32, 0.78) 55%, rgba(26, 29, 32, 0.65) 100%), url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            padding: 80px 0 72px;
            color: var(--color-text-inverse);
            border-radius: 0 0 var(--radius-lg) var(--radius-lg);
            overflow: hidden;
        }
        .cat-hero::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100%;
            height: 4px;
            background: var(--color-accent);
        }
        .cat-hero h1 {
            font-size: 44px;
            font-weight: 800;
            line-height: 1.25;
            color: var(--color-text-inverse);
            margin-bottom: 18px;
            letter-spacing: -0.01em;
        }
        .cat-hero h1 .accent {
            color: var(--color-accent);
        }
        .cat-hero .cat-hero-desc {
            font-size: 18px;
            line-height: 1.7;
            color: rgba(244, 246, 240, 0.85);
            max-width: 680px;
            margin-bottom: 26px;
        }
        .cat-hero-meta {
            display: flex;
            align-items: center;
            gap: 24px;
            flex-wrap: wrap;
            font-size: 14px;
            color: rgba(244, 246, 240, 0.7);
        }
        .cat-hero-meta i {
            color: var(--color-accent);
            margin-right: 6px;
        }

        /* Article Body */
        .article-wrapper {
            display: grid;
            grid-template-columns: 1fr 280px;
            gap: 40px;
            align-items: start;
        }
        .article-body {
            background-color: var(--color-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            padding: 40px;
            box-shadow: var(--shadow-sm);
        }
        .article-body h2 {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.4;
            color: var(--color-text);
            margin: 36px 0 14px;
        }
        .article-body h2:first-child {
            margin-top: 0;
        }
        .article-body h3 {
            font-size: 20px;
            font-weight: 600;
            line-height: 1.45;
            color: var(--color-text);
            margin: 28px 0 10px;
        }
        .article-body p {
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text-secondary);
            margin-bottom: 16px;
        }
        .article-body p strong {
            color: var(--color-text);
            font-weight: 600;
        }
        .article-body figure {
            margin: 28px 0;
            position: relative;
        }
        .article-body figure img {
            width: 100%;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
        }
        .article-body figcaption {
            font-size: 13px;
            color: var(--color-text-muted);
            text-align: center;
            margin-top: 10px;
        }
        .article-body .newsletter-inset {
            background-color: var(--color-bg);
            border-left: 4px solid var(--color-accent);
            border-radius: var(--radius-sm);
            padding: 18px 22px;
            margin: 24px 0;
            font-size: 15px;
            line-height: 1.8;
            color: var(--color-text-secondary);
        }
        .article-body blockquote {
            background-color: #1A1D20;
            color: var(--color-text-inverse);
            border-radius: var(--radius-md);
            padding: 24px 28px;
            margin: 28px 0;
            font-size: 17px;
            line-height: 1.75;
            font-weight: 500;
            position: relative;
        }
        .article-body blockquote::before {
            content: '\201C';
            font-size: 56px;
            color: var(--color-accent);
            position: absolute;
            top: 8px;
            left: 16px;
            line-height: 1;
            font-family: Georgia, serif;
        }
        .article-body blockquote p {
            color: var(--color-text-inverse);
            margin-bottom: 0;
            padding-left: 40px;
        }
        .article-body blockquote cite {
            display: block;
            font-style: normal;
            font-size: 13px;
            color: rgba(244, 246, 240, 0.6);
            margin-top: 10px;
            padding-left: 40px;
        }

        /* Training Data Table */
        .training-table-wrap {
            overflow-x: auto;
            margin: 24px 0;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
        }
        .training-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 620px;
            background-color: var(--color-white);
        }
        .training-table th {
            background-color: var(--color-primary);
            color: var(--color-text-inverse);
            font-size: 14px;
            font-weight: 600;
            padding: 14px 18px;
            text-align: left;
            white-space: nowrap;
        }
        .training-table td {
            font-size: 14px;
            color: var(--color-text-secondary);
            padding: 13px 18px;
            border-bottom: 1px solid var(--color-border);
            vertical-align: middle;
        }
        .training-table tr:last-child td {
            border-bottom: none;
        }
        .training-table tr:hover td {
            background-color: #FAFBF7;
        }
        .training-table .highlight {
            color: var(--color-primary);
            font-weight: 600;
            font-family: var(--font-mono);
        }

        /* Sidebar */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
            position: sticky;
            top: 140px;
        }
        .sidebar-card {
            background-color: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            padding: 22px;
            box-shadow: var(--shadow-sm);
        }
        .sidebar-card h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 14px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--color-bg);
        }
        .sidebar-card ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .sidebar-card ul li {
            padding: 8px 0;
            border-bottom: 1px solid var(--color-border);
            font-size: 14px;
            color: var(--color-text-secondary);
        }
        .sidebar-card ul li:last-child {
            border-bottom: none;
        }
        .sidebar-card ul li a {
            color: var(--color-text-secondary);
            transition: color var(--transition-fast);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card ul li a:hover {
            color: var(--color-accent);
        }
        .sidebar-card ul li a i {
            font-size: 12px;
            color: var(--color-accent);
        }
        .sidebar-tag {
            display: inline-block;
            padding: 4px 12px;
            background-color: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-full);
            font-size: 12px;
            color: var(--color-text-secondary);
            margin: 0 6px 8px 0;
            transition: all var(--transition-fast);
        }
        .sidebar-tag:hover {
            background-color: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
        }
        .sidebar-related-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid var(--color-border);
        }
        .sidebar-related-item:last-child {
            border-bottom: none;
        }
        .sidebar-related-item img {
            width: 60px;
            height: 44px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }
        .sidebar-related-item .related-info {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.5;
        }
        .sidebar-related-item .related-info a {
            color: var(--color-text);
            font-weight: 500;
            transition: color var(--transition-fast);
        }
        .sidebar-related-item .related-info a:hover {
            color: var(--color-accent);
        }

        /* Pagination */
        .pagination-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 32px;
            padding-top: 24px;
            border-top: 1px solid var(--color-border);
            flex-wrap: wrap;
            gap: 12px;
        }
        .pagination-row .page-info {
            font-size: 14px;
            color: var(--color-text-muted);
        }
        .pagination-buttons {
            display: flex;
            gap: 8px;
        }
        .pagination-buttons a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: var(--radius-full);
            font-size: 14px;
            font-weight: 500;
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
        }
        .pagination-buttons a:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .pagination-buttons a.current {
            background-color: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
            font-weight: 600;
        }

        /* Module Cards */
        .module-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .module-card {
            background-color: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
        }
        .module-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .module-card .module-img {
            height: 200px;
            overflow: hidden;
            position: relative;
        }
        .module-card .module-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform var(--transition-base);
        }
        .module-card:hover .module-img img {
            transform: scale(1.04);
        }
        .module-card .module-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background-color: var(--color-accent);
            color: var(--color-primary);
            padding: 4px 14px;
            border-radius: var(--radius-full);
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.03em;
        }
        .module-card .module-content {
            padding: 22px;
        }
        .module-card .module-content h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .module-card .module-content p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .module-card .module-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            transition: all var(--transition-fast);
        }
        .module-card .module-link i {
            transition: transform var(--transition-fast);
        }
        .module-card .module-link:hover {
            color: var(--color-accent);
        }
        .module-card .module-link:hover i {
            transform: translateX(4px);
        }

        /* FAQ */
        .faq-wrap {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            background-color: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
        }
        .faq-item:hover {
            border-color: #d0d5c8;
        }
        .faq-question {
            padding: 18px 24px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            user-select: none;
            transition: background-color var(--transition-fast);
        }
        .faq-question:hover {
            background-color: #FAFBF7;
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background-color: var(--color-bg);
            color: var(--color-text-secondary);
            font-size: 14px;
            transition: all var(--transition-base);
        }
        .faq-question.active .faq-icon {
            background-color: var(--color-accent);
            color: var(--color-primary);
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s ease;
            padding: 0 24px;
            color: var(--color-text-secondary);
            font-size: 15px;
            line-height: 1.8;
        }
        .faq-answer.show {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* CTA Form */
        .cta-section {
            background-color: var(--color-primary);
            color: var(--color-text-inverse);
            border-radius: var(--radius-lg);
            padding: 56px 40px;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 200px;
            height: 200px;
            background: var(--color-accent);
            opacity: 0.08;
            border-radius: 50%;
        }
        .cta-section h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--color-text-inverse);
            margin-bottom: 14px;
        }
        .cta-section p {
            color: rgba(244, 246, 240, 0.75);
            font-size: 16px;
            line-height: 1.75;
            margin-bottom: 28px;
            max-width: 600px;
        }
        .cta-form {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr auto;
            gap: 14px;
            align-items: end;
        }
        .cta-form .form-field label {
            display: block;
            font-size: 13px;
            color: rgba(244, 246, 240, 0.7);
            margin-bottom: 6px;
            font-weight: 500;
        }
        .cta-form input,
        .cta-form select {
            width: 100%;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-dark-border);
            background-color: rgba(255, 255, 255, 0.06);
            color: var(--color-text-inverse);
            font-size: 15px;
            transition: all var(--transition-fast);
        }
        .cta-form input::placeholder {
            color: rgba(244, 246, 240, 0.4);
        }
        .cta-form input:focus,
        .cta-form select:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(199, 233, 78, 0.2);
            background-color: rgba(255, 255, 255, 0.08);
        }
        .cta-form select option {
            color: var(--color-text);
            background-color: var(--color-white);
        }
        .cta-form .btn-submit {
            padding: 12px 28px;
            border-radius: var(--radius-full);
            background-color: var(--color-accent);
            color: var(--color-primary);
            font-weight: 700;
            font-size: 15px;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .cta-form .btn-submit:hover {
            background-color: #d8f567;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
        }
        .cta-privacy {
            font-size: 12px;
            color: rgba(244, 246, 240, 0.4);
            margin-top: 14px;
        }

        /* Footer */
        .site-footer {
            background-color: var(--color-primary);
            color: var(--color-text-inverse);
            padding: 56px 0 28px;
            margin-top: var(--space-section);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }
        .footer-brand h4 {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text-inverse);
            margin-bottom: 14px;
        }
        .footer-brand h4 span {
            color: var(--color-accent);
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(244, 246, 240, 0.6);
            margin-bottom: 0;
        }
        .footer-col h5 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-inverse);
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(244, 246, 240, 0.6);
            padding: 5px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid var(--color-dark-border);
            padding-top: 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(244, 246, 240, 0.45);
        }
        .footer-links {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
        }
        .footer-links a {
            color: rgba(244, 246, 240, 0.45);
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--color-accent);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .article-wrapper {
                grid-template-columns: 1fr;
            }
            .article-sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 18px;
            }
            .cta-form {
                grid-template-columns: 1fr 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            :root {
                --space-section: 44px;
            }
            .header-main {
                flex-wrap: wrap;
                gap: 10px;
            }
            .header-search {
                max-width: 100%;
                order: 3;
                min-width: 100%;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .header-nav-row {
                display: none;
                flex-direction: column;
                align-items: stretch;
                gap: 2px;
                padding: 8px 0;
                background-color: var(--color-white);
                border-top: 1px solid var(--color-border);
            }
            .header-nav-row.show {
                display: flex;
            }
            .header-nav-row a {
                padding: 10px 16px;
                border-radius: var(--radius-sm);
            }
            .cat-hero {
                padding: 52px 0 46px;
            }
            .cat-hero h1 {
                font-size: 32px;
            }
            .article-body {
                padding: 26px 20px;
            }
            .article-body h2 {
                font-size: 22px;
            }
            .module-grid {
                grid-template-columns: 1fr;
            }
            .cta-section {
                padding: 36px 24px;
            }
            .cta-form {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .pagination-row {
                flex-direction: column;
                align-items: flex-start;
            }
        }
        @media (max-width: 520px) {
            .header-logo {
                font-size: 18px;
            }
            .article-sidebar {
                grid-template-columns: 1fr;
            }
            .cat-hero h1 {
                font-size: 26px;
            }
            .cat-hero .cat-hero-desc {
                font-size: 16px;
            }
            .article-body p {
                font-size: 15px;
            }
            .section-title {
                font-size: 26px;
            }
            .breadcrumb-nav {
                font-size: 12px;
            }
            .cta-section h2 {
                font-size: 24px;
            }
        }

/* roulang page: category7 */
:root {
            --color-primary: #1A1D20;
            --color-accent: #C7E94E;
            --color-bg: #F4F6F0;
            --color-white: #FFFFFF;
            --color-border: #E6E9E2;
            --color-text: #1A1D20;
            --color-text-secondary: #6E7378;
            --color-text-muted: #9AA29B;
            --color-text-inverse: #F4F6F0;
            --color-dark-border: #34383B;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-full: 999px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 12px 24px rgba(0, 0, 0, 0.08);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
            --font-mono: 'SF Mono', 'Roboto Mono', 'Menlo', 'Consolas', monospace;
            --space-section: 72px;
            --space-section-mobile: 44px;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --container-max: 1280px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            margin: 0;
            padding: 0;
            min-height: 100vh;
            overflow-x: hidden;
        }
        a {
            color: var(--color-text);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 16px;
            border: none;
            outline: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: var(--space-section) 0;
        }
        .section-alt {
            background-color: var(--color-white);
        }
        .section-dark {
            background-color: var(--color-primary);
            color: var(--color-text-inverse);
        }
        .section-title {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--color-text);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }
        .section-desc {
            font-size: 17px;
            line-height: 1.75;
            color: var(--color-text-secondary);
            margin-bottom: 40px;
            max-width: 720px;
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            background-color: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-full);
            font-size: 13px;
            color: var(--color-text-secondary);
            letter-spacing: 0.05em;
            margin-bottom: 14px;
            font-weight: 500;
        }
        .section-tag.accent {
            background-color: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }
        .header-main {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 14px 0;
            min-height: 68px;
        }
        .header-logo {
            flex-shrink: 0;
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }
        .header-logo span {
            color: var(--color-accent);
            font-weight: 800;
        }
        .header-logo a {
            color: inherit;
        }
        .header-logo a:hover {
            color: var(--color-text);
        }
        .header-search {
            flex: 1;
            max-width: 52%;
            min-width: 220px;
            position: relative;
        }
        .header-search input {
            width: 100%;
            padding: 11px 20px 11px 42px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-full);
            background-color: var(--color-bg);
            color: var(--color-text);
            font-size: 15px;
            transition: all var(--transition-fast);
        }
        .header-search input::placeholder {
            color: var(--color-text-muted);
        }
        .header-search input:focus {
            border-color: var(--color-accent);
            background-color: var(--color-white);
            box-shadow: 0 0 0 3px rgba(199, 233, 78, 0.25);
        }
        .header-search .search-icon {
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-text-muted);
            font-size: 15px;
            pointer-events: none;
        }
        .header-search-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--color-text);
            font-size: 20px;
            cursor: pointer;
            padding: 8px;
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--color-text);
            font-size: 22px;
            cursor: pointer;
            padding: 8px;
        }
        .header-nav-row {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .header-nav-row a {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
            padding: 6px 14px;
            border-radius: var(--radius-full);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .header-nav-row a:hover {
            color: var(--color-primary);
            background-color: var(--color-bg);
        }
        .header-nav-row a.active {
            color: var(--color-primary);
            background-color: var(--color-accent);
            font-weight: 600;
        }
        .page-breadcrumb {
            padding: 22px 0 0;
            font-size: 14px;
            color: var(--color-text-secondary);
        }
        .page-breadcrumb a {
            color: var(--color-text-secondary);
        }
        .page-breadcrumb a:hover {
            color: var(--color-accent);
        }
        .page-breadcrumb .sep {
            margin: 0 10px;
            color: var(--color-text-muted);
        }
        .page-hero {
            background: linear-gradient(135deg, rgba(26, 29, 32, 0.92) 0%, rgba(26, 29, 32, 0.75) 100%), url('/assets/images/backpic/back-3.webp') center center/cover no-repeat;
            padding: 72px 0;
            color: var(--color-text-inverse);
        }
        .page-hero h1 {
            font-size: 42px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-white);
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }
        .page-hero .hero-desc {
            font-size: 18px;
            line-height: 1.75;
            color: rgba(244, 246, 240, 0.85);
            max-width: 700px;
            margin-bottom: 32px;
        }
        .hero-search-box {
            display: flex;
            max-width: 640px;
            background: var(--color-white);
            border-radius: var(--radius-full);
            padding: 6px 6px 6px 20px;
            align-items: center;
            box-shadow: var(--shadow-md);
        }
        .hero-search-box input {
            flex: 1;
            border: none;
            font-size: 16px;
            color: var(--color-text);
            background: transparent;
            padding: 10px 12px;
        }
        .hero-search-box input::placeholder {
            color: var(--color-text-muted);
        }
        .hero-search-box button {
            background: var(--color-accent);
            color: var(--color-primary);
            border: none;
            border-radius: var(--radius-full);
            padding: 10px 24px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .hero-search-box button:hover {
            background: var(--color-primary);
            color: var(--color-accent);
        }
        .page-layout {
            display: grid;
            grid-template-columns: 300px 1fr;
            gap: 40px;
            align-items: start;
            padding: 40px 0 64px;
        }
        .sidebar {
            position: sticky;
            top: 90px;
        }
        .sidebar-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 24px;
            margin-bottom: 24px;
            box-shadow: var(--shadow-sm);
        }
        .sidebar-card h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 16px;
        }
        .sidebar-search {
            position: relative;
            margin-bottom: 16px;
        }
        .sidebar-search input {
            width: 100%;
            padding: 10px 16px 10px 38px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-full);
            background: var(--color-bg);
            font-size: 14px;
            color: var(--color-text);
            transition: all var(--transition-fast);
        }
        .sidebar-search input:focus {
            border-color: var(--color-accent);
            background: var(--color-white);
            box-shadow: 0 0 0 3px rgba(199, 233, 78, 0.25);
        }
        .sidebar-search i {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-text-muted);
            font-size: 14px;
        }
        .toc-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .toc-list li {
            margin-bottom: 8px;
        }
        .toc-list a {
            display: block;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            border-left: 2px solid transparent;
        }
        .toc-list a:hover,
        .toc-list a.active-toc {
            color: var(--color-primary);
            background: var(--color-bg);
            border-left-color: var(--color-accent);
        }
        .sidebar-card .resource-pic {
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: 14px;
        }
        .sidebar-card .resource-pic img {
            width: 100%;
            height: 150px;
            object-fit: cover;
            border-radius: var(--radius-md);
        }
        .sidebar-card .resource-text {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }
        .main-content {
            min-width: 0;
        }
        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-bottom: 40px;
        }
        .service-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
        }
        .service-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: var(--color-accent);
        }
        .service-card .service-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-md);
            background: var(--color-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 14px;
            font-size: 20px;
            color: var(--color-primary);
        }
        .service-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--color-text);
        }
        .service-card p {
            font-size: 15px;
            line-height: 1.7;
            color: var(--color-text-secondary);
            margin: 0 0 12px;
        }
        .service-card .service-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .service-card .service-link i {
            font-size: 12px;
        }
        .compare-section {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 32px;
            margin-bottom: 40px;
            box-shadow: var(--shadow-sm);
        }
        .compare-section h2 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 24px;
        }
        .compare-table {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .compare-card {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px;
            position: relative;
            transition: all var(--transition-base);
        }
        .compare-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-md);
        }
        .compare-card.featured {
            border-color: var(--color-accent);
            background: var(--color-bg);
        }
        .compare-card .badge {
            display: inline-block;
            padding: 4px 12px;
            font-size: 12px;
            border-radius: var(--radius-full);
            background: var(--color-accent);
            color: var(--color-primary);
            font-weight: 600;
            margin-bottom: 10px;
        }
        .compare-card h4 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .compare-card .price {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 16px;
        }
        .compare-card ul {
            list-style: none;
            padding: 0;
            margin: 0 0 20px;
        }
        .compare-card ul li {
            font-size: 14px;
            color: var(--color-text-secondary);
            padding: 6px 0;
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }
        .compare-card ul li i {
            color: var(--color-accent);
            margin-top: 4px;
            font-size: 12px;
        }
        .compare-card .btn {
            display: inline-block;
            padding: 9px 22px;
            border-radius: var(--radius-full);
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-align: center;
        }
        .btn-primary {
            background: var(--color-accent);
            color: var(--color-primary);
            border: 1px solid var(--color-accent);
        }
        .btn-primary:hover {
            background: var(--color-primary);
            color: var(--color-accent);
            border-color: var(--color-primary);
        }
        .btn-outline {
            background: transparent;
            color: var(--color-primary);
            border: 1px solid var(--color-border);
        }
        .btn-outline:hover {
            border-color: var(--color-accent);
            background: var(--color-bg);
        }
        .faq-section {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow-sm);
            margin-bottom: 40px;
        }
        .faq-section h2 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 24px;
        }
        .accordion {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .accordion-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--color-bg);
            transition: all var(--transition-fast);
        }
        .accordion-item:hover {
            border-color: var(--color-accent);
        }
        .accordion-title {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 16px 20px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            cursor: pointer;
            background: transparent;
            transition: all var(--transition-fast);
        }
        .accordion-title:hover {
            color: var(--color-primary);
            background: rgba(199, 233, 78, 0.15);
        }
        .accordion-title .icon {
            font-size: 18px;
            transition: transform var(--transition-base);
            flex-shrink: 0;
            margin-left: 12px;
        }
        .accordion-item.is-active .accordion-title .icon {
            transform: rotate(45deg);
        }
        .accordion-content {
            display: none;
            padding: 0 20px 18px;
            font-size: 15px;
            line-height: 1.75;
            color: var(--color-text-secondary);
        }
        .accordion-item.is-active .accordion-content {
            display: block;
        }
        .cta-section {
            background: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 48px;
            color: var(--color-text-inverse);
            margin-bottom: 40px;
        }
        .cta-section h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 12px;
        }
        .cta-section p {
            color: rgba(244, 246, 240, 0.8);
            font-size: 16px;
            margin-bottom: 28px;
            max-width: 560px;
        }
        .cta-form {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .cta-form .form-group {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .cta-form .form-group.full {
            grid-column: span 2;
        }
        .cta-form label {
            font-size: 14px;
            font-weight: 500;
            color: rgba(244, 246, 240, 0.85);
        }
        .cta-form input,
        .cta-form select,
        .cta-form textarea {
            background: rgba(255, 255, 255, 0.9);
            border: 1px solid var(--color-dark-border);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            color: var(--color-text);
            font-size: 15px;
            transition: all var(--transition-fast);
        }
        .cta-form input:focus,
        .cta-form select:focus,
        .cta-form textarea:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(199, 233, 78, 0.25);
            background: var(--color-white);
        }
        .cta-form textarea {
            min-height: 110px;
            resize: vertical;
        }
        .cta-form button {
            grid-column: span 2;
            background: var(--color-accent);
            color: var(--color-primary);
            border: none;
            border-radius: var(--radius-full);
            padding: 12px 28px;
            font-weight: 700;
            font-size: 16px;
            cursor: pointer;
            transition: all var(--transition-fast);
            margin-top: 8px;
        }
        .cta-form button:hover {
            background: var(--color-white);
            color: var(--color-primary);
        }
        .pagination-row {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 16px 0;
        }
        .pagination-row a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-border);
            color: var(--color-text-secondary);
            font-size: 14px;
            transition: all var(--transition-fast);
            background: var(--color-white);
        }
        .pagination-row a:hover,
        .pagination-row a.active {
            background: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
        }
        .site-footer {
            background: var(--color-primary);
            color: var(--color-text-inverse);
            padding: 48px 0 24px;
            margin-top: 32px;
        }
        .site-footer h4 {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 12px;
        }
        .site-footer h4 span {
            color: var(--color-accent);
        }
        .site-footer h5 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-white);
            margin-bottom: 14px;
        }
        .site-footer p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(244, 246, 240, 0.7);
            max-width: 320px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(244, 246, 240, 0.7);
            padding: 4px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid var(--color-dark-border);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(244, 246, 240, 0.6);
        }
        .footer-links {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 14px;
        }
        .footer-links a {
            color: rgba(244, 246, 240, 0.7);
            font-size: 13px;
        }
        .footer-links a:hover {
            color: var(--color-accent);
        }
        .footer-links span {
            color: rgba(244, 246, 240, 0.55);
        }

@media screen and (max-width: 1024px) {
            .header-main {
                flex-wrap: wrap;
                gap: 12px;
                padding: 12px 0;
            }
            .header-search {
                max-width: 100%;
                order: 3;
                flex-basis: 100%;
            }
            .header-nav-row {
                flex-wrap: nowrap;
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
                gap: 4px;
                padding-bottom: 6px;
                scrollbar-width: none;
            }
            .header-nav-row::-webkit-scrollbar {
                display: none;
            }
            .page-layout {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .sidebar {
                position: static;
                order: 2;
            }
            .main-content {
                order: 1;
            }
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .compare-table {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }
        @media screen and (max-width: 768px) {
            .header-main {
                flex-wrap: wrap;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .header-nav-row {
                display: none;
                flex-wrap: wrap;
                gap: 4px;
                overflow-x: auto;
                padding: 8px 0;
            }
            .header-nav-row.open {
                display: flex;
            }
            .header-search-toggle {
                display: block;
            }
            .header-search {
                display: none;
                order: 4;
                flex-basis: 100%;
                max-width: 100%;
            }
            .header-search.open {
                display: block;
            }
            .page-hero {
                padding: 48px 0;
            }
            .page-hero h1 {
                font-size: 30px;
            }
            .page-hero .hero-desc {
                font-size: 16px;
            }
            .hero-search-box {
                flex-direction: column;
                border-radius: var(--radius-md);
                padding: 12px;
            }
            .hero-search-box input {
                width: 100%;
                padding: 10px 14px;
            }
            .hero-search-box button {
                width: 100%;
                padding: 12px;
                margin-top: 6px;
            }
            .section {
                padding: var(--space-section-mobile) 0;
            }
            .section-title {
                font-size: 26px;
            }
            .service-grid {
                grid-template-columns: 1fr;
            }
            .compare-card {
                padding: 18px;
            }
            .faq-section {
                padding: 20px;
            }
            .cta-section {
                padding: 28px 20px;
            }
            .cta-form {
                grid-template-columns: 1fr;
            }
            .cta-form .form-group.full {
                grid-column: span 1;
            }
            .cta-form button {
                grid-column: span 1;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .page-layout {
                padding: 24px 0 40px;
            }
            .main-content .faq-section,
            .main-content .service-grid,
            .main-content .compare-section,
            .main-content .cta-section {
                border-radius: var(--radius-md);
            }
        }
        @media screen and (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .header-main {
                gap: 8px;
                padding: 10px 0;
                min-height: 56px;
            }
            .header-logo {
                font-size: 18px;
            }
            .page-hero h1 {
                font-size: 26px;
            }
            .section-title {
                font-size: 22px;
            }
            .accordion-title {
                font-size: 15px;
                padding: 14px 16px;
            }
            .accordion-content {
                padding: 0 16px 14px;
                font-size: 14px;
            }
            .pagination-row a {
                width: 34px;
                height: 34px;
                font-size: 13px;
            }
            .page-breadcrumb {
                font-size: 13px;
                padding-top: 14px;
            }
            .cta-form input,
            .cta-form select,
            .cta-form textarea {
                font-size: 14px;
                padding: 10px 14px;
            }
        }