/* roulang page: index */
:root {
            --primary: #1a6b3c;
            --primary-hover: #13552f;
            --primary-light: #e8f2ec;
            --accent: #d49b3a;
            --accent-hover: #c0892f;
            --dark: #1c1e21;
            --dark-soft: #2a2e32;
            --bg: #f6f7f4;
            --card: #ffffff;
            --border: #e3e5de;
            --success: #2f8f5b;
            --text: #1c1e21;
            --text-secondary: #5c605e;
            --text-light: #ffffff;
            --text-muted: #8a8f8c;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 20px;
            --space-xs: 8px;
            --space-sm: 12px;
            --space-md: 16px;
            --space-lg: 24px;
            --space-xl: 32px;
            --space-2xl: 48px;
            --space-3xl: 64px;
            --space-4xl: 80px;
            --sidebar-width: 220px;
            --font-mono: 'Inter', 'SF Mono', 'Consolas', 'Monaco', monospace;
            --font-sans: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --transition: 0.22s ease;
        }

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

        html {
            font-size: 16px;
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            color: var(--text);
            background: var(--bg);
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            overflow-x: hidden;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition), background-color var(--transition), border-color var(--transition), opacity var(--transition);
        }

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

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

        h1, h2, h3, h4, h5, h6 {
            line-height: 1.45;
            font-weight: 700;
            color: var(--text);
        }

        h1 {
            font-size: 2rem;
            letter-spacing: -0.01em;
        }

        h2 {
            font-size: 1.5rem;
            margin-bottom: var(--space-md);
        }

        h3 {
            font-size: 1.125rem;
            margin-bottom: var(--space-sm);
        }

        p {
            margin-bottom: var(--space-md);
        }

        .layout {
            display: flex;
            min-height: 100vh;
        }

        .sidebar {
            width: var(--sidebar-width);
            background: var(--dark);
            color: var(--text-light);
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            z-index: 100;
            display: flex;
            flex-direction: column;
            transition: width 0.3s ease;
            overflow-y: auto;
            overflow-x: hidden;
        }

        .sidebar-logo {
            padding: 28px 20px 24px;
            display: flex;
            align-items: center;
            gap: 10px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .sidebar-logo-icon {
            width: 36px;
            height: 36px;
            flex-shrink: 0;
            border-radius: 50%;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
            color: #fff;
            letter-spacing: 0;
            border: 2px solid rgba(255, 255, 255, 0.2);
        }

        .sidebar-logo-text {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .sidebar-nav {
            flex: 1;
            padding: 16px 10px;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 14px;
            border-radius: var(--radius-md);
            color: rgba(255, 255, 255, 0.82);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition);
            white-space: nowrap;
            border-left: 3px solid transparent;
        }

        .sidebar-nav a:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        .sidebar-nav a.active {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            font-weight: 700;
            border-left-color: var(--primary);
        }

        .sidebar-bottom {
            padding: 16px 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }

        .sidebar-bottom a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 12px;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition);
        }

        .sidebar-bottom a:hover {
            color: #fff;
        }

        .content {
            margin-left: var(--sidebar-width);
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
        }

        .top-nav-mobile {
            display: none;
        }

        .main-content {
            flex: 1;
        }

        .container {
            max-width: 1120px;
            margin: 0 auto;
            padding: 0 var(--space-2xl);
            width: 100%;
        }

        .section {
            padding: var(--space-4xl) 0;
        }

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

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

        .section-dark h2 {
            color: #fff;
        }

        .section-dark p {
            color: rgba(255, 255, 255, 0.8);
        }

        .section-title {
            font-size: 1.55rem;
            font-weight: 700;
            margin-bottom: var(--space-sm);
            color: inherit;
        }

        .section-sub {
            font-size: 1rem;
            color: var(--text-secondary);
            margin-bottom: var(--space-xl);
            max-width: 720px;
            line-height: 1.8;
        }

        .section-dark .section-sub {
            color: rgba(255, 255, 255, 0.7);
        }

        /* Metric Bar */
        .metric-bar {
            background: linear-gradient(135deg, #1a6b3c 0%, #13552f 55%, #1c1e21 100%);
            padding: 24px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .metric-bar .container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .metric-item {
            text-align: left;
            padding: 0 12px;
            border-left: 2px solid rgba(255, 255, 255, 0.15);
        }

        .metric-item:first-child {
            border-left: none;
        }

        .metric-number {
            font-family: var(--font-mono);
            font-size: 1.75rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.02em;
            margin-bottom: 4px;
        }

        .metric-label {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.75);
            letter-spacing: 0.04em;
            font-weight: 500;
        }

        /* Hero */
        .hero {
            position: relative;
            min-height: 70vh;
            display: flex;
            align-items: center;
            overflow: hidden;
            padding: var(--space-4xl) 0;
            background: var(--dark);
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/4643e59361ad06eb.webp');
            background-size: cover;
            background-position: center;
            z-index: 0;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(28, 30, 33, 0.88) 0%, rgba(28, 30, 33, 0.58) 55%, rgba(28, 30, 33, 0.2) 100%);
            z-index: 1;
        }

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

        .hero-content {
            max-width: 560px;
            text-align: left;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(212, 155, 58, 0.2);
            border: 1px solid rgba(212, 155, 58, 0.5);
            color: #f0d493;
            font-size: 12px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 999px;
            letter-spacing: 0.06em;
            margin-bottom: var(--space-md);
        }

        .hero-title {
            font-size: 2.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: var(--space-md);
            line-height: 1.35;
            letter-spacing: 0.01em;
        }

        .hero-sub {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.82);
            margin-bottom: var(--space-xl);
            line-height: 1.85;
            max-width: 520px;
        }

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

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 11px 24px;
            border-radius: var(--radius-md);
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition);
            text-decoration: none;
            line-height: 1.4;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            border: none;
        }

        .btn-primary:hover {
            background: var(--primary-hover);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(26, 107, 60, 0.35);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }

        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
        }

        .btn-secondary:hover {
            background: var(--primary-light);
            transform: translateY(-1px);
        }

        .btn-ghost {
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.6);
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            transform: translateY(-1px);
        }

        .btn-accent {
            background: var(--accent);
            color: var(--dark);
            border: none;
        }

        .btn-accent:hover {
            background: var(--accent-hover);
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(212, 155, 58, 0.4);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 12px;
        }

        .btn-text {
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            padding: 4px 0;
            border-bottom: 1.5px solid transparent;
            transition: border-color var(--transition);
        }

        .btn-text:hover {
            border-bottom-color: var(--primary);
        }

        /* Cards */
        .card-grid {
            display: grid;
            gap: 24px;
        }

        .card-grid-3 {
            grid-template-columns: repeat(3, 1fr);
        }

        .card-grid-4 {
            grid-template-columns: repeat(4, 1fr);
        }

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

        .card {
            background: var(--card);
            border-radius: var(--radius-lg);
            padding: var(--space-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

        .card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: #d5d8d0;
        }

        .card-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: var(--space-md);
            color: var(--primary);
            flex-shrink: 0;
        }

        .card h3 {
            font-size: 1.05rem;
            margin-bottom: var(--space-sm);
            line-height: 1.5;
        }

        .card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: var(--space-sm);
            flex: 1;
        }

        .card-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-light);
            padding: 4px 10px;
            border-radius: 999px;
            margin-right: 8px;
            margin-bottom: 6px;
        }

        /* Compare Section */
        .compare-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
            margin-top: var(--space-xl);
        }

        .compare-card {
            background: var(--card);
            border-radius: var(--radius-lg);
            padding: var(--space-xl);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }

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

        .compare-card.highlight {
            border: 2px solid var(--primary);
            position: relative;
        }

        .compare-card .compare-badge {
            position: absolute;
            top: -12px;
            left: 24px;
            background: var(--accent);
            color: var(--dark);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 999px;
            letter-spacing: 0.04em;
        }

        .compare-card h3 {
            font-size: 1.25rem;
            margin-bottom: var(--space-md);
        }

        .compare-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .compare-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--border);
        }

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

        .compare-check {
            color: var(--success);
            font-weight: 700;
            flex-shrink: 0;
            margin-top: 1px;
        }

        .compare-x {
            color: #c0392b;
            font-weight: 700;
            flex-shrink: 0;
            margin-top: 1px;
        }

        /* Timeline */
        .timeline {
            display: flex;
            flex-direction: row;
            gap: 0;
            position: relative;
            margin-top: var(--space-xl);
            overflow-x: auto;
            padding-bottom: 8px;
        }

        .timeline::before {
            content: '';
            position: absolute;
            top: 6px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--border);
            z-index: 0;
        }

        .timeline-node {
            flex: 1;
            min-width: 140px;
            position: relative;
            z-index: 1;
            padding-right: 16px;
        }

        .timeline-node::before {
            content: '';
            position: absolute;
            top: 2px;
            left: 0;
            width: 10px;
            height: 10px;
            background: var(--primary);
            border-radius: 50%;
            z-index: 2;
            border: 2px solid #fff;
            box-shadow: 0 0 0 2px var(--primary);
        }

        .timeline-node:last-child::after {
            content: '';
            position: absolute;
            top: 4px;
            left: 10px;
            right: 0;
            height: 2px;
            background: var(--bg);
            z-index: -1;
        }

        .timeline-year {
            font-family: var(--font-mono);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
            padding-left: 4px;
        }

        .timeline-desc {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.65;
            padding-left: 4px;
            padding-right: 8px;
        }

        /* News List */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .news-item {
            display: flex;
            align-items: stretch;
            gap: 18px;
            background: var(--card);
            border-radius: var(--radius-lg);
            padding: 16px 20px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }

        .news-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }

        .news-date {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-width: 64px;
            border-radius: var(--radius-md);
            background: var(--primary-light);
            padding: 10px 8px;
            flex-shrink: 0;
        }

        .news-date-day {
            font-family: var(--font-mono);
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.1;
        }

        .news-date-month {
            font-size: 11px;
            color: var(--text-secondary);
            font-weight: 500;
            margin-top: 2px;
        }

        .news-body {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            gap: 8px;
            min-width: 0;
        }

        .news-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            line-height: 1.5;
        }

        .news-summary {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-action {
            display: flex;
            align-items: center;
            flex-shrink: 0;
        }

        /* Deep Content */
        .deep-content {
            background: var(--card);
            border-radius: var(--radius-lg);
            padding: var(--space-2xl);
            border: 1px solid var(--border);
            max-width: 860px;
            margin: 0 auto;
        }

        .deep-content.prose {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.9;
        }

        .deep-content.prose h3 {
            color: var(--text);
            margin-bottom: var(--space-md);
            margin-top: var(--space-lg);
        }

        .deep-content.prose h3:first-child {
            margin-top: 0;
        }

        .deep-content.prose p {
            margin-bottom: var(--space-md);
            color: var(--text-secondary);
        }

        .deep-content.prose ul,
        .deep-content.prose ol {
            margin-bottom: var(--space-md);
            padding-left: 24px;
            color: var(--text-secondary);
        }

        .deep-content.prose li {
            margin-bottom: 6px;
        }

        .deep-content.prose blockquote {
            border-left: 4px solid var(--primary);
            padding: 12px 20px;
            background: var(--primary-light);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            margin-bottom: var(--space-md);
            color: var(--text);
            font-style: normal;
        }

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

        .guarantee-card {
            background: var(--card);
            border-radius: var(--radius-lg);
            padding: var(--space-lg);
            border: 1px solid var(--border);
            text-align: center;
            transition: all var(--transition);
        }

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

        .guarantee-icon {
            width: 44px;
            height: 44px;
            margin: 0 auto 14px;
            border-radius: 50%;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
        }

        .guarantee-card h3 {
            font-size: 15px;
            margin-bottom: 8px;
        }

        .guarantee-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* Quick Q&A */
        .quick-qa-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            max-width: 800px;
            margin: 0 auto;
        }

        .quick-qa-item {
            background: var(--card);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
        }

        .quick-qa-item .qa-q {
            font-weight: 700;
            color: var(--text);
            font-size: 15px;
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .quick-qa-item .qa-q::before {
            content: '问';
            font-size: 12px;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            padding: 2px 8px;
            border-radius: 999px;
            flex-shrink: 0;
        }

        .quick-qa-item .qa-a {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            padding-left: 28px;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }

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

        .faq-item:hover {
            border-color: #c9cdc4;
        }

        .faq-item summary {
            padding: 16px 20px;
            font-weight: 600;
            font-size: 15px;
            color: var(--text);
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: background-color var(--transition);
            user-select: none;
        }

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

        .faq-item summary:hover {
            background: var(--primary-light);
        }

        .faq-item summary .faq-arrow {
            font-size: 18px;
            color: var(--primary);
            transition: transform var(--transition);
            flex-shrink: 0;
            font-weight: 400;
        }

        .faq-item[open] summary .faq-arrow {
            transform: rotate(45deg);
        }

        .faq-item .faq-answer {
            padding: 0 20px 18px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        /* Brand Intro */
        .brand-intro {
            max-width: 780px;
            margin: 0 auto;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.9;
            text-align: left;
        }

        .brand-intro p {
            margin-bottom: var(--space-md);
        }

        /* CTA Form */
        .cta-section {
            background: linear-gradient(135deg, #1a6b3c 0%, #13552f 45%, #1c1e21 100%);
            padding: var(--space-3xl) 0;
        }

        .cta-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .cta-text h2 {
            color: #fff;
            font-size: 1.7rem;
            margin-bottom: var(--space-md);
        }

        .cta-text p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 14px;
            line-height: 1.8;
            margin-bottom: 0;
        }

        .cta-form {
            background: rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-lg);
            padding: var(--space-xl);
            border: 1px solid rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(10px);
        }

        .cta-form .form-group {
            margin-bottom: var(--space-md);
        }

        .cta-form label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 6px;
        }

        .cta-form input {
            width: 100%;
            padding: 11px 16px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            font-size: 14px;
            transition: all var(--transition);
            font-family: var(--font-sans);
        }

        .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }

        .cta-form input:focus {
            border-color: rgba(255, 255, 255, 0.7);
            background: rgba(255, 255, 255, 0.18);
            outline: none;
            box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.15);
        }

        .cta-form .btn-accent {
            width: 100%;
            padding: 12px 20px;
            font-size: 15px;
            margin-top: var(--space-sm);
        }

        .cta-privacy {
            font-size: 11px;
            color: rgba(255, 255, 255, 0.5);
            text-align: center;
            margin-top: 10px;
        }

        /* Category Entrance */
        .category-entrance {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
        }

        .category-entrance-card {
            background: var(--card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .category-entrance-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #ddd;
        }

        .category-entrance-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition);
        }

        .category-entrance-card:hover .category-entrance-img img {
            transform: scale(1.05);
        }

        .category-entrance-body {
            padding: 14px 16px;
            flex: 1;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
        }

        .category-entrance-body .ce-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--text);
        }

        .category-entrance-body .ce-arrow {
            color: var(--primary);
            font-size: 16px;
            font-weight: 600;
            transition: transform var(--transition);
        }

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

        /* Footer */
        .footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.75);
            padding: var(--space-2xl) 0 var(--space-md);
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            padding-bottom: var(--space-xl);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand .footer-logo {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-brand .footer-logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            color: #fff;
        }

        .footer-brand p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
            margin-bottom: 0;
            max-width: 300px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 16px;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 13px;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            padding-top: var(--space-md);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
        }

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

        .footer-bottom .footer-links a {
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition);
        }

        .footer-bottom .footer-links a:hover {
            color: #fff;
        }

        /* Responsive */
        @media (max-width: 1023px) {
            .sidebar {
                width: 72px;
            }

            .sidebar-logo {
                padding: 20px 14px;
                justify-content: center;
                gap: 0;
            }

            .sidebar-logo-text {
                font-size: 12px;
                letter-spacing: 0;
            }

            .sidebar-nav a {
                padding: 12px;
                justify-content: center;
                gap: 0;
                font-size: 13px;
                border-left: none;
            }

            .sidebar-nav a.active {
                border-left: none;
                background: rgba(255, 255, 255, 0.15);
            }

            .sidebar-bottom {
                padding: 12px 8px;
                justify-content: center;
                flex-wrap: wrap;
                gap: 6px;
            }

            .sidebar-bottom a {
                font-size: 10px;
                flex-direction: column;
            }

            .content {
                margin-left: 72px;
            }

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

            .card-grid-3,
            .card-grid-4,
            .guarantee-grid,
            .category-entrance {
                grid-template-columns: repeat(2, 1fr);
            }

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

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

        @media (max-width: 767px) {
            .sidebar {
                display: none;
            }

            .content {
                margin-left: 0;
            }

            .top-nav-mobile {
                display: flex;
                align-items: center;
                justify-content: space-between;
                height: 56px;
                background: var(--dark);
                color: #fff;
                padding: 0 16px;
                position: fixed;
                top: 0;
                left: 0;
                right: 0;
                z-index: 200;
            }

            .top-nav-mobile .mobile-logo {
                display: flex;
                align-items: center;
                gap: 8px;
                font-size: 15px;
                font-weight: 700;
                color: #fff;
            }

            .top-nav-mobile .mobile-logo .mobile-logo-icon {
                width: 28px;
                height: 28px;
                border-radius: 50%;
                background: var(--primary);
                display: flex;
                align-items: center;
                justify-content: center;
                font-size: 11px;
            }

            .hamburger {
                display: flex;
                flex-direction: column;
                gap: 5px;
                background: none;
                border: none;
                padding: 8px;
                cursor: pointer;
                border-radius: var(--radius-sm);
            }

            .hamburger span {
                width: 22px;
                height: 2px;
                background: #fff;
                border-radius: 2px;
                transition: all var(--transition);
            }

            .hamburger.active span:nth-child(1) {
                transform: rotate(45deg) translate(5px, 5px);
            }

            .hamburger.active span:nth-child(2) {
                opacity: 0;
            }

            .hamburger.active span:nth-child(3) {
                transform: rotate(-45deg) translate(5px, -5px);
            }

            .mobile-menu {
                display: none;
                position: fixed;
                top: 56px;
                left: 0;
                right: 0;
                bottom: 0;
                background: var(--dark);
                z-index: 199;
                padding: 20px 16px;
                flex-direction: column;
                gap: 4px;
                overflow-y: auto;
            }

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

            .mobile-menu a {
                color: rgba(255, 255, 255, 0.85);
                font-size: 16px;
                font-weight: 500;
                padding: 14px 16px;
                border-radius: var(--radius-md);
                transition: all var(--transition);
            }

            .mobile-menu a:hover {
                background: rgba(255, 255, 255, 0.1);
                color: #fff;
            }

            .mobile-menu a.active {
                background: rgba(255, 255, 255, 0.15);
                color: #fff;
                font-weight: 700;
            }

            .main-content {
                padding-top: 56px;
            }

            .container {
                padding: 0 16px;
            }

            .section {
                padding: var(--space-2xl) 0;
            }

            h1 {
                font-size: 1.75rem;
            }

            h2 {
                font-size: 1.3rem;
            }

            .hero {
                min-height: auto;
                padding: var(--space-2xl) 0;
            }

            .hero-title {
                font-size: 1.65rem;
            }

            .hero-sub {
                font-size: 0.95rem;
            }

            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }

            .btn {
                width: 100%;
            }

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

            .metric-item {
                border-left: none;
                padding: 0;
            }

            .metric-number {
                font-size: 1.35rem;
            }

            .card-grid-3,
            .card-grid-4,
            .card-grid-2,
            .guarantee-grid,
            .category-entrance {
                grid-template-columns: 1fr;
            }

            .compare-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .timeline {
                flex-direction: column;
                gap: 20px;
                overflow-x: visible;
            }

            .timeline::before {
                top: 0;
                bottom: 0;
                left: 5px;
                right: auto;
                width: 2px;
                height: auto;
            }

            .timeline-node {
                padding-left: 28px;
                padding-right: 0;
                min-width: 0;
            }

            .timeline-node::before {
                left: 1px;
                top: 4px;
            }

            .news-item {
                flex-direction: column;
                gap: 12px;
                padding: 16px;
            }

            .news-date {
                flex-direction: row;
                min-width: 0;
                justify-content: center;
                gap: 6px;
                padding: 6px 12px;
            }

            .news-date-day {
                font-size: 1.1rem;
            }

            .news-date-month {
                font-size: 10px;
            }

            .news-action {
                align-self: flex-start;
            }

            .deep-content {
                padding: var(--space-lg);
            }

            .cta-inner {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .cta-form {
                padding: var(--space-lg);
            }

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

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.4rem;
            }

            .metric-number {
                font-size: 1.15rem;
            }

            .quick-qa-item .qa-q {
                font-size: 14px;
            }

            .cta-text h2 {
                font-size: 1.3rem;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #1a6b3c;
            --primary-hover: #13552f;
            --primary-light: #e8f2ec;
            --accent: #d49b3a;
            --accent-hover: #c0892f;
            --dark: #1c1e21;
            --dark-soft: #2a2e32;
            --bg: #f6f7f4;
            --card: #ffffff;
            --border: #e3e5de;
            --success: #2f8f5b;
            --text: #1c1e21;
            --text-secondary: #5c605e;
            --text-light: #ffffff;
            --text-muted: #8a8f8c;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 20px;
            --space-xs: 8px;
            --space-sm: 12px;
            --space-md: 16px;
            --space-lg: 24px;
            --space-xl: 32px;
            --space-2xl: 48px;
            --space-3xl: 64px;
            --space-4xl: 80px;
            --sidebar-width: 220px;
            --font-mono: 'Inter', 'SF Mono', 'Consolas', 'Monaco', monospace;
            --font-sans: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --transition: 0.22s ease;
        }

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

        html {
            font-size: 16px;
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            color: var(--text);
            background: var(--bg);
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            overflow-x: hidden;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition), background-color var(--transition), border-color var(--transition), opacity var(--transition);
        }

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

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

        .layout {
            display: flex;
            min-height: 100vh;
            flex: 1;
        }

        .sidebar {
            width: var(--sidebar-width);
            background: var(--dark);
            display: flex;
            flex-direction: column;
            position: fixed;
            top: 0;
            left: 0;
            height: 100vh;
            z-index: 100;
            flex-shrink: 0;
        }

        .sidebar-logo {
            padding: 28px 20px 24px;
            display: flex;
            align-items: center;
            gap: 10px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .sidebar-logo-icon {
            width: 36px;
            height: 36px;
            flex-shrink: 0;
            border-radius: 50%;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.2);
        }

        .sidebar-logo-text {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .sidebar-nav {
            flex: 1;
            padding: 16px 10px;
            display: flex;
            flex-direction: column;
            gap: 4px;
            overflow-y: auto;
        }

        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 14px;
            border-radius: var(--radius-md);
            color: rgba(255, 255, 255, 0.82);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition);
            white-space: nowrap;
            border-left: 3px solid transparent;
        }

        .sidebar-nav a:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        .sidebar-nav a.active {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            font-weight: 700;
            border-left-color: var(--primary);
        }

        .sidebar-bottom {
            padding: 16px 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .sidebar-bottom a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 12px;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition);
        }

        .sidebar-bottom a:hover {
            color: #fff;
        }

        .main-content {
            flex: 1;
            margin-left: var(--sidebar-width);
            display: flex;
            flex-direction: column;
            min-width: 0;
        }

        .top-nav-mobile {
            display: none;
        }

        .container {
            max-width: 1120px;
            margin: 0 auto;
            padding: 0 var(--space-2xl);
            width: 100%;
        }

        .section {
            padding: var(--space-4xl) 0;
        }

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

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

        .section-dark h2 {
            color: #fff;
        }

        .section-dark p {
            color: rgba(255, 255, 255, 0.8);
        }

        .section-title {
            font-size: 1.55rem;
            font-weight: 700;
            margin-bottom: var(--space-sm);
            color: inherit;
            line-height: 1.4;
        }

        .section-sub {
            font-size: 1rem;
            color: var(--text-secondary);
            margin-bottom: var(--space-xl);
            max-width: 720px;
            line-height: 1.8;
        }

        .section-dark .section-sub {
            color: rgba(255, 255, 255, 0.7);
        }

        .page-header {
            padding: var(--space-3xl) 0 var(--space-xl);
            background: var(--dark);
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .page-header::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 107, 60, 0.35) 0%, rgba(28, 30, 33, 0.9) 55%, rgba(28, 30, 33, 0.75) 100%);
            pointer-events: none;
        }

        .page-header .container {
            position: relative;
            z-index: 1;
        }

        .page-header h1 {
            font-size: 2rem;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: var(--space-sm);
            color: #fff;
        }

        .page-header p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.78);
            max-width: 680px;
            line-height: 1.8;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            margin-bottom: var(--space-md);
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, 0.7);
        }

        .breadcrumb a:hover {
            color: #fff;
        }

        .breadcrumb span.sep {
            color: rgba(255, 255, 255, 0.35);
        }

        .metric-bar {
            background: var(--dark-soft);
            padding: var(--space-lg) 0;
            color: #fff;
        }

        .metric-bar .container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .metric-item {
            text-align: left;
        }

        .metric-item .metric-value {
            font-family: var(--font-mono);
            font-size: 1.65rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.01em;
            line-height: 1.2;
        }

        .metric-item .metric-label {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.55);
            margin-top: 4px;
        }

        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: var(--space-xl);
        }

        .filter-btn {
            padding: 8px 18px;
            border-radius: 999px;
            border: 1px solid var(--border);
            background: var(--card);
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition);
        }

        .filter-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }

        .filter-btn.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            font-weight: 600;
        }

        .filter-btn:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        .match-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--space-lg);
        }

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

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

        .match-card-img {
            width: 100%;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            position: relative;
            background: var(--dark-soft);
        }

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

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

        .match-card-img .league-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(28, 30, 33, 0.82);
            color: #fff;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.04em;
            backdrop-filter: blur(6px);
        }

        .match-card-img .match-status {
            position: absolute;
            top: 12px;
            right: 12px;
            padding: 4px 10px;
            border-radius: 999px;
            font-size: 11px;
            font-weight: 700;
            letter-spacing: 0.04em;
        }

        .match-status.upcoming {
            background: var(--accent);
            color: var(--dark);
        }

        .match-status.live {
            background: var(--success);
            color: #fff;
        }

        .match-status.ended {
            background: rgba(255, 255, 255, 0.25);
            color: #fff;
            backdrop-filter: blur(4px);
        }

        .match-card-body {
            padding: var(--space-lg);
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .match-teams {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            margin-bottom: var(--space-md);
        }

        .match-team {
            flex: 1;
            text-align: center;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text);
            line-height: 1.4;
        }

        .match-vs {
            font-family: var(--font-mono);
            font-size: 0.8rem;
            color: var(--text-muted);
            flex-shrink: 0;
            font-weight: 600;
        }

        .match-info {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: var(--space-md);
        }

        .match-info span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .match-card-footer {
            margin-top: auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: var(--space-sm);
            border-top: 1px solid var(--border);
        }

        .match-card-footer a {
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            transition: color var(--transition);
        }

        .match-card-footer a:hover {
            color: var(--primary-hover);
            text-decoration: underline;
        }

        .match-card-footer .match-time {
            font-family: var(--font-mono);
            font-size: 12px;
            color: var(--text-muted);
        }

        .featured-section {
            background: var(--dark);
            color: #fff;
            padding: var(--space-3xl) 0;
        }

        .featured-section .section-title {
            color: #fff;
        }

        .featured-section .section-sub {
            color: rgba(255, 255, 255, 0.7);
        }

        .featured-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-lg);
        }

        .featured-card {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-lg);
            padding: var(--space-lg);
            transition: all var(--transition);
        }

        .featured-card:hover {
            background: rgba(255, 255, 255, 0.09);
            border-color: rgba(255, 255, 255, 0.22);
            transform: translateY(-2px);
        }

        .featured-card .featured-league {
            font-size: 12px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: var(--space-sm);
        }

        .featured-card .featured-teams {
            font-size: 1.05rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: var(--space-sm);
            line-height: 1.5;
        }

        .featured-card .featured-desc {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.7;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-cloud a {
            padding: 6px 16px;
            border-radius: 999px;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 13px;
            font-weight: 500;
            border: 1px solid transparent;
            transition: all var(--transition);
        }

        .tag-cloud a:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        .faq-list {
            max-width: 780px;
            margin: 0 auto;
        }

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

        .faq-item:first-of-type {
            border-top: 1px solid var(--border);
        }

        .faq-item summary {
            font-weight: 600;
            font-size: 1rem;
            color: var(--text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 4px 0;
            list-style: none;
            transition: color var(--transition);
        }

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

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

        .faq-item summary::after {
            content: '+';
            font-family: var(--font-mono);
            font-size: 1.2rem;
            font-weight: 400;
            color: var(--text-muted);
            transition: transform var(--transition);
            flex-shrink: 0;
        }

        .faq-item[open] summary::after {
            transform: rotate(45deg);
        }

        .faq-item .faq-answer {
            padding: var(--space-sm) 0 var(--space-sm) 0;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        .cta-band {
            background: var(--primary);
            padding: var(--space-3xl) 0;
            color: #fff;
        }

        .cta-band .container {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: var(--space-2xl);
            align-items: center;
        }

        .cta-band h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: var(--space-sm);
            line-height: 1.4;
        }

        .cta-band p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.95rem;
            line-height: 1.8;
        }

        .cta-form {
            background: rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            padding: var(--space-xl);
            border: 1px solid rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(8px);
        }

        .cta-form .form-group {
            margin-bottom: var(--space-md);
        }

        .cta-form label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 6px;
        }

        .cta-form input {
            width: 100%;
            padding: 12px 16px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.92);
            font-size: 14px;
            color: var(--text);
            font-family: var(--font-sans);
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .cta-form input::placeholder {
            color: var(--text-muted);
        }

        .cta-form input:focus {
            outline: none;
            border-color: #fff;
            box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.2);
        }

        .cta-form .btn-submit {
            width: 100%;
            padding: 12px 20px;
            background: var(--accent);
            color: var(--dark);
            font-weight: 700;
            font-size: 15px;
            border-radius: var(--radius-md);
            border: none;
            letter-spacing: 0.02em;
            transition: all var(--transition);
        }

        .cta-form .btn-submit:hover {
            background: var(--accent-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .cta-form .privacy-note {
            font-size: 11px;
            color: rgba(255, 255, 255, 0.55);
            margin-top: var(--space-sm);
            line-height: 1.5;
        }

        .footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.75);
            padding: var(--space-3xl) 0 var(--space-xl);
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: var(--space-2xl);
            margin-bottom: var(--space-2xl);
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: var(--space-md);
        }

        .footer-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: #fff;
        }

        .footer-logo span:last-child {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
        }

        .footer-brand p {
            font-size: 13px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: var(--space-md);
            letter-spacing: 0.04em;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: var(--space-lg);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom .footer-links {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-left: auto;
        }

        .footer-bottom .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 12px;
            transition: color var(--transition);
        }

        .footer-bottom .footer-links a:hover {
            color: #fff;
        }

        @media (max-width: 1023px) and (min-width: 768px) {
            .sidebar {
                width: 72px;
            }

            .sidebar-logo {
                padding: 20px 10px;
                justify-content: center;
            }

            .sidebar-logo-text {
                display: none;
            }

            .sidebar-nav {
                padding: 12px 6px;
            }

            .sidebar-nav a {
                justify-content: center;
                padding: 12px 8px;
                font-size: 0;
                gap: 0;
            }

            .sidebar-nav a::first-letter {
                font-size: 16px;
                font-weight: 700;
                color: rgba(255, 255, 255, 0.9);
            }

            .sidebar-nav a.active {
                border-left-color: var(--primary);
            }

            .sidebar-bottom {
                padding: 10px;
                text-align: center;
            }

            .sidebar-bottom a {
                font-size: 0;
                justify-content: center;
            }

            .sidebar-bottom a::first-letter {
                font-size: 14px;
                color: rgba(255, 255, 255, 0.7);
            }

            .main-content {
                margin-left: 72px;
            }

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

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

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

            .cta-band .container {
                grid-template-columns: 1fr;
                gap: var(--space-xl);
            }
        }

        @media (max-width: 767px) {
            .layout {
                flex-direction: column;
            }

            .sidebar {
                display: none;
            }

            .top-nav-mobile {
                display: flex;
                align-items: center;
                justify-content: space-between;
                padding: 0 16px;
                height: 56px;
                background: var(--dark);
                color: #fff;
                position: sticky;
                top: 0;
                z-index: 100;
                flex-shrink: 0;
            }

            .top-nav-mobile .mobile-logo {
                display: flex;
                align-items: center;
                gap: 8px;
                font-weight: 700;
                font-size: 16px;
                color: #fff;
            }

            .top-nav-mobile .mobile-logo .sidebar-logo-icon {
                width: 28px;
                height: 28px;
                font-size: 13px;
            }

            .hamburger {
                width: 34px;
                height: 34px;
                border-radius: var(--radius-md);
                background: rgba(255, 255, 255, 0.1);
                display: flex;
                flex-direction: column;
                align-items: center;
                justify-content: center;
                gap: 4px;
                cursor: pointer;
                transition: background var(--transition);
            }

            .hamburger:hover {
                background: rgba(255, 255, 255, 0.18);
            }

            .hamburger span {
                display: block;
                width: 18px;
                height: 2px;
                background: #fff;
                border-radius: 1px;
                transition: all var(--transition);
            }

            .mobile-menu {
                position: fixed;
                top: 56px;
                left: 0;
                right: 0;
                background: var(--dark);
                z-index: 99;
                padding: 12px 16px 20px;
                display: none;
                flex-direction: column;
                gap: 2px;
                border-top: 1px solid rgba(255, 255, 255, 0.1);
                box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
            }

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

            .mobile-menu a {
                padding: 14px 16px;
                border-radius: var(--radius-md);
                color: rgba(255, 255, 255, 0.82);
                font-size: 15px;
                font-weight: 500;
                transition: all var(--transition);
                border-left: 3px solid transparent;
            }

            .mobile-menu a:hover {
                background: rgba(255, 255, 255, 0.08);
                color: #fff;
            }

            .mobile-menu a.active {
                background: rgba(255, 255, 255, 0.12);
                color: #fff;
                font-weight: 700;
                border-left-color: var(--primary);
            }

            .main-content {
                margin-left: 0;
            }

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

            .section {
                padding: var(--space-3xl) 0;
            }

            .page-header {
                padding: var(--space-xl) 0 var(--space-lg);
            }

            .page-header h1 {
                font-size: 1.6rem;
            }

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

            .metric-item .metric-value {
                font-size: 1.3rem;
            }

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

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

            .cta-band .container {
                grid-template-columns: 1fr;
                gap: var(--space-lg);
            }

            .cta-band h2 {
                font-size: 1.35rem;
            }

            .cta-form {
                padding: var(--space-lg);
            }

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

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .footer-bottom .footer-links {
                margin-left: 0;
            }

            .filter-bar {
                gap: 8px;
            }

            .filter-btn {
                padding: 6px 14px;
                font-size: 13px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #1a6b3c;
            --primary-hover: #13552f;
            --primary-light: #e8f2ec;
            --accent: #d49b3a;
            --accent-hover: #c0892f;
            --dark: #1c1e21;
            --dark-soft: #2a2e32;
            --bg: #f6f7f4;
            --card: #ffffff;
            --border: #e3e5de;
            --success: #2f8f5b;
            --text: #1c1e21;
            --text-secondary: #5c605e;
            --text-light: #ffffff;
            --text-muted: #8a8f8c;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 20px;
            --space-xs: 8px;
            --space-sm: 12px;
            --space-md: 16px;
            --space-lg: 24px;
            --space-xl: 32px;
            --space-2xl: 48px;
            --space-3xl: 64px;
            --space-4xl: 80px;
            --sidebar-width: 220px;
            --font-mono: 'Inter', 'SF Mono', 'Consolas', 'Monaco', monospace;
            --font-sans: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --transition: 0.22s ease;
        }

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

        html {
            font-size: 16px;
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            color: var(--text);
            background: var(--bg);
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            overflow-x: hidden;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition), background-color var(--transition), border-color var(--transition), opacity var(--transition);
        }

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

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

        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            width: var(--sidebar-width);
            background: var(--dark);
            display: flex;
            flex-direction: column;
            z-index: 1000;
            transition: width var(--transition);
        }

        .sidebar-logo {
            padding: 28px 20px 24px;
            display: flex;
            align-items: center;
            gap: 10px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            flex-shrink: 0;
        }

        .sidebar-logo-icon {
            width: 36px;
            height: 36px;
            flex-shrink: 0;
            border-radius: 50%;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
            color: #fff;
            letter-spacing: 0;
            border: 2px solid rgba(255, 255, 255, 0.2);
        }

        .sidebar-logo-text {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.02em;
            white-space: nowrap;
            opacity: 1;
            transition: opacity var(--transition);
        }

        .sidebar-nav {
            flex: 1;
            padding: 16px 10px;
            display: flex;
            flex-direction: column;
            gap: 4px;
            overflow-y: auto;
        }

        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 14px;
            border-radius: var(--radius-md);
            color: rgba(255, 255, 255, 0.82);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition);
            white-space: nowrap;
            border-left: 3px solid transparent;
            overflow: hidden;
        }

        .sidebar-nav a:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        .sidebar-nav a.active {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            font-weight: 700;
            border-left-color: var(--primary);
        }

        .nav-icon {
            font-size: 15px;
            flex-shrink: 0;
            width: 20px;
            text-align: center;
        }

        .sidebar-bottom {
            padding: 16px 18px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            flex-shrink: 0;
        }

        .sidebar-bottom a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 12px;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition);
            white-space: nowrap;
        }

        .sidebar-bottom a:hover {
            color: #fff;
        }

        .top-nav-mobile {
            display: none;
        }

        .main-content {
            flex: 1;
            margin-left: var(--sidebar-width);
            transition: margin-left var(--transition);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        .container {
            max-width: 1120px;
            margin: 0 auto;
            padding: 0 var(--space-2xl);
            width: 100%;
        }

        .section {
            padding: var(--space-3xl) 0;
        }

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

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

        .section-dark h2 {
            color: #fff;
        }

        .section-dark p {
            color: rgba(255, 255, 255, 0.8);
        }

        .section-title {
            font-size: 1.55rem;
            font-weight: 700;
            margin-bottom: var(--space-sm);
            color: inherit;
            line-height: 1.4;
        }

        .section-sub {
            font-size: 1rem;
            color: var(--text-secondary);
            margin-bottom: var(--space-xl);
            max-width: 720px;
            line-height: 1.8;
        }

        .section-dark .section-sub {
            color: rgba(255, 255, 255, 0.7);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 20px;
            border-radius: var(--radius-md);
            font-size: 15px;
            font-weight: 600;
            transition: all var(--transition);
            white-space: nowrap;
            cursor: pointer;
            letter-spacing: 0.01em;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            border: none;
        }

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

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

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

        .btn-secondary:hover {
            background: var(--primary-light);
            border-color: var(--primary-hover);
            color: var(--primary-hover);
        }

        .btn-ghost {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.5);
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
        }

        .btn-accent {
            background: var(--accent);
            color: var(--dark);
            border: none;
            font-weight: 700;
        }

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

        .btn-sm {
            padding: 7px 14px;
            font-size: 13px;
            border-radius: var(--radius-sm);
        }

        .badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 10px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.02em;
            line-height: 1.5;
        }

        .badge-primary {
            background: var(--primary-light);
            color: var(--primary);
        }

        .badge-accent {
            background: rgba(212, 155, 58, 0.15);
            color: var(--accent-hover);
        }

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

        .tag {
            display: inline-flex;
            align-items: center;
            padding: 5px 12px;
            border-radius: var(--radius-sm);
            font-size: 13px;
            font-weight: 500;
            background: var(--card);
            color: var(--text-secondary);
            border: 1px solid var(--border);
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }

        .tag:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }

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

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            padding: var(--space-lg) 0 var(--space-sm);
            flex-wrap: wrap;
        }

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

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

        .breadcrumb .separator {
            color: var(--text-muted);
            font-size: 11px;
        }

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

        .page-header {
            padding-bottom: var(--space-lg);
            border-bottom: 1px solid var(--border);
            margin-bottom: var(--space-2xl);
        }

        .page-header h1 {
            font-size: 2rem;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text);
            margin-bottom: var(--space-sm);
        }

        .page-header .h1-sub {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.8;
        }

        .metric-bar {
            background: var(--dark);
            padding: var(--space-lg) 0;
        }

        .metric-bar .container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .metric-item {
            text-align: center;
            padding: var(--space-sm) var(--space-md);
            border-right: 1px solid rgba(255, 255, 255, 0.1);
        }

        .metric-item:last-child {
            border-right: none;
        }

        .metric-number {
            font-family: var(--font-mono);
            font-size: 2.2rem;
            font-weight: 700;
            color: #fff;
            line-height: 1.2;
            letter-spacing: -0.02em;
        }

        .metric-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 4px;
        }

        .live-list-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--space-lg);
        }

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

        .live-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: rgba(26, 107, 60, 0.3);
        }

        .live-card-media {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--dark-soft);
        }

        .live-card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.45s ease;
        }

        .live-card:hover .live-card-media img {
            transform: scale(1.04);
        }

        .live-card-media .live-status {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 700;
            background: rgba(28, 30, 33, 0.85);
            color: #fff;
            letter-spacing: 0.04em;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .live-status .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--success);
            animation: pulse 1.8s ease-in-out infinite;
        }

        @keyframes pulse {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(1.3);
            }
        }

        .live-card-media .live-quality {
            position: absolute;
            bottom: 12px;
            right: 12px;
            padding: 4px 10px;
            border-radius: var(--radius-sm);
            font-size: 11px;
            font-weight: 600;
            background: rgba(28, 30, 33, 0.8);
            color: var(--accent);
        }

        .live-card-body {
            padding: var(--space-lg);
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .live-card-top {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: var(--space-sm);
            margin-bottom: var(--space-xs);
        }

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

        .live-card-tags .badge {
            font-size: 11px;
            padding: 3px 8px;
        }

        .live-card-title {
            font-size: 1.1rem;
            font-weight: 700;
            line-height: 1.45;
            color: var(--text);
            margin-bottom: var(--space-xs);
        }

        .live-card-meta {
            display: flex;
            align-items: center;
            gap: var(--space-md);
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: var(--space-sm);
            flex-wrap: wrap;
        }

        .live-card-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }

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

        .live-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--space-sm);
            padding-top: var(--space-sm);
            border-top: 1px solid var(--border);
        }

        .live-card-signal {
            font-size: 12px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-sm);
            padding: var(--space-lg);
            background: var(--card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
        }

        .tag-cloud .tag {
            font-size: 13px;
            padding: 7px 14px;
            border-radius: 20px;
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
        }

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

        .faq-item:hover {
            border-color: rgba(26, 107, 60, 0.3);
        }

        .faq-item summary {
            padding: var(--space-md) var(--space-lg);
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--space-md);
            user-select: none;
            transition: background var(--transition);
        }

        .faq-item summary:hover {
            background: var(--primary-light);
        }

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

        .faq-item summary .faq-icon {
            flex-shrink: 0;
            font-size: 18px;
            color: var(--primary);
            transition: transform var(--transition);
            font-weight: 700;
        }

        .faq-item[open] summary .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            padding: 0 var(--space-lg) var(--space-md);
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        .cta-section {
            background: linear-gradient(135deg, var(--dark) 0%, var(--primary) 100%);
            padding: var(--space-3xl) 0;
            color: #fff;
        }

        .cta-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--space-2xl);
            align-items: center;
        }

        .cta-info h2 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: var(--space-sm);
            color: #fff;
            line-height: 1.4;
        }

        .cta-info p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.82);
            line-height: 1.8;
            max-width: 460px;
        }

        .cta-form {
            background: rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-lg);
            padding: var(--space-xl);
            border: 1px solid rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(8px);
        }

        .cta-form label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 6px;
        }

        .form-row {
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
            margin-bottom: var(--space-md);
        }

        .form-input {
            width: 100%;
            padding: 11px 14px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            font-size: 14px;
            font-family: var(--font-sans);
            transition: all var(--transition);
            outline: none;
        }

        .form-input::placeholder {
            color: rgba(255, 255, 255, 0.55);
        }

        .form-input:focus {
            border-color: var(--accent);
            background: rgba(255, 255, 255, 0.18);
            box-shadow: 0 0 0 3px rgba(212, 155, 58, 0.2);
        }

        .form-privacy {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.55);
            margin-top: var(--space-sm);
            line-height: 1.6;
        }

        .footer {
            background: var(--dark);
            color: #fff;
            padding: var(--space-3xl) 0 var(--space-lg);
            flex-shrink: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: var(--space-2xl);
            margin-bottom: var(--space-2xl);
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: var(--space-sm);
        }

        .footer-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
            color: #fff;
        }

        .footer-logo span:last-child {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.8;
            max-width: 360px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: var(--space-sm);
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: var(--space-lg);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: var(--space-sm) var(--space-md);
            font-size: 12px;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-left: auto;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition);
        }

        .footer-links a:hover {
            color: #fff;
        }

        @media (max-width: 1023px) {
            .sidebar {
                width: 72px;
            }
            .sidebar-logo-text {
                opacity: 0;
                width: 0;
                overflow: hidden;
            }
            .sidebar-logo {
                padding: 20px 10px;
                justify-content: center;
            }
            .sidebar-nav a {
                padding: 12px 10px;
                justify-content: center;
                gap: 0;
            }
            .nav-icon {
                font-size: 18px;
                width: auto;
            }
            .sidebar-nav a .nav-text {
                display: none;
            }
            .sidebar-bottom {
                padding: 12px 10px;
                display: flex;
                justify-content: center;
            }
            .sidebar-bottom a span {
                display: none;
            }
            .main-content {
                margin-left: 72px;
            }
            .container {
                padding: 0 var(--space-xl);
            }
            .metric-bar .container {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .metric-item {
                border-right: none;
            }
            .live-list-grid {
                grid-template-columns: 1fr;
            }
            .cta-grid {
                grid-template-columns: 1fr;
                gap: var(--space-xl);
            }
        }

        @media (max-width: 767px) {
            .sidebar {
                display: none;
            }
            .top-nav-mobile {
                display: block;
                position: fixed;
                top: 0;
                left: 0;
                right: 0;
                height: 56px;
                background: var(--dark);
                z-index: 1001;
                display: flex;
                align-items: center;
                justify-content: space-between;
                padding: 0 var(--space-md);
            }
            .top-nav-mobile .mobile-logo {
                display: flex;
                align-items: center;
                gap: 8px;
                color: #fff;
                font-weight: 700;
                font-size: 15px;
            }
            .top-nav-mobile .mobile-logo-icon {
                width: 28px;
                height: 28px;
                border-radius: 50%;
                background: var(--primary);
                display: flex;
                align-items: center;
                justify-content: center;
                font-size: 13px;
            }
            .hamburger {
                display: flex;
                flex-direction: column;
                gap: 5px;
                cursor: pointer;
                padding: 4px;
                background: transparent;
                border: none;
            }
            .hamburger span {
                display: block;
                width: 22px;
                height: 2px;
                background: #fff;
                border-radius: 1px;
                transition: all var(--transition);
            }
            .hamburger.active span:nth-child(1) {
                transform: translateY(7px) rotate(45deg);
            }
            .hamburger.active span:nth-child(2) {
                opacity: 0;
            }
            .hamburger.active span:nth-child(3) {
                transform: translateY(-7px) rotate(-45deg);
            }
            .mobile-menu {
                display: none;
                position: fixed;
                top: 56px;
                left: 0;
                right: 0;
                bottom: 0;
                background: var(--dark);
                z-index: 1000;
                padding: var(--space-lg);
                overflow-y: auto;
                flex-direction: column;
                gap: 4px;
            }
            .mobile-menu.open {
                display: flex;
            }
            .mobile-menu a {
                display: flex;
                align-items: center;
                gap: 12px;
                padding: 14px 16px;
                border-radius: var(--radius-md);
                color: rgba(255, 255, 255, 0.85);
                font-size: 16px;
                font-weight: 500;
                transition: all var(--transition);
            }
            .mobile-menu a:hover {
                background: rgba(255, 255, 255, 0.08);
                color: #fff;
            }
            .mobile-menu a.active {
                background: rgba(255, 255, 255, 0.14);
                color: #fff;
                font-weight: 700;
                border-left: 3px solid var(--primary);
            }
            .main-content {
                margin-left: 0;
                padding-top: 56px;
            }
            .container {
                padding: 0 var(--space-md);
            }
            .section {
                padding: var(--space-2xl) 0;
            }
            .page-header h1 {
                font-size: 1.55rem;
            }
            .metric-bar .container {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .metric-number {
                font-size: 1.6rem;
            }
            .metric-label {
                font-size: 12px;
            }
            .live-list-grid {
                grid-template-columns: 1fr;
                gap: var(--space-md);
            }
            .live-card-body {
                padding: var(--space-md);
            }
            .live-card-title {
                font-size: 1rem;
            }
            .cta-form {
                padding: var(--space-lg);
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--space-xl);
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .footer-links {
                margin-left: 0;
            }
        }

        @media (max-width: 520px) {
            .metric-bar .container {
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }
            .metric-number {
                font-size: 1.4rem;
            }
            .live-card-desc {
                font-size: 13px;
            }
            .tag-cloud {
                padding: var(--space-md);
                gap: 8px;
            }
            .tag-cloud .tag {
                font-size: 12px;
                padding: 5px 10px;
            }
            .faq-item summary {
                font-size: 14px;
                padding: var(--space-sm) var(--space-md);
            }
            .faq-answer {
                padding: 0 var(--space-md) var(--space-sm);
                font-size: 13px;
            }
        }

/* roulang page: category3 */
:root {
  --primary: #1a6b3c;
  --primary-hover: #13552f;
  --primary-light: #e8f2ec;
  --accent: #d49b3a;
  --accent-hover: #c0892f;
  --dark: #1c1e21;
  --dark-soft: #2a2e32;
  --bg: #f6f7f4;
  --card: #ffffff;
  --border: #e3e5de;
  --success: #2f8f5b;
  --text: #1c1e21;
  --text-secondary: #5c605e;
  --text-light: #ffffff;
  --text-muted: #8a8f8c;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 20px;
  --space-xs: 8px;
  --space-sm: 12px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 80px;
  --sidebar-width: 220px;
  --font-mono: 'Inter', 'SF Mono', 'Consolas', 'Monaco', monospace;
  --font-sans: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
  --transition: 0.22s ease;
}
html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition), background-color var(--transition), border-color var(--transition), opacity var(--transition);
}
button {
  font-family: var(--font-sans);
  cursor: pointer;
  border: none;
  background: none;
  transition: all var(--transition);
}
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
ul, ol {
  list-style: none;
}
h1, h2, h3, h4 {
  line-height: 1.4;
  font-weight: 700;
  color: var(--text);
}
h1 {
  font-size: 2rem;
  letter-spacing: -0.01em;
}
h2 {
  font-size: 1.5rem;
  letter-spacing: -0.005em;
}
h3 {
  font-size: 1.125rem;
}
p {
  color: var(--text-secondary);
}
.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 var(--space-2xl);
  width: 100%;
}
.section {
  padding: var(--space-4xl) 0;
}
.section-alt {
  background: var(--card);
}
.section-dark {
  background: var(--dark);
  color: var(--text-light);
}
.section-dark h2,
.section-dark h3 {
  color: #fff;
}
.section-dark p {
  color: rgba(255, 255, 255, 0.8);
}
.section-title {
  font-size: 1.55rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: inherit;
}
.section-sub {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  max-width: 760px;
  line-height: 1.8;
}
.section-dark .section-sub {
  color: rgba(255, 255, 255, 0.7);
}
.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--primary);
  text-transform: uppercase;
  margin-bottom: var(--space-xs);
}
.text-accent {
  color: var(--accent);
}
.text-primary {
  color: var(--primary);
}
.text-success {
  color: var(--success);
}
.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}
/* 布局 */
.app-layout {
  display: flex;
  min-height: 100vh;
  width: 100%;
}
.sidebar {
  width: var(--sidebar-width);
  background: var(--dark);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 100;
  transition: width var(--transition);
}
.sidebar-logo {
  padding: 28px 20px 24px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.sidebar-logo-icon {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
  color: #fff;
  letter-spacing: 0;
  border: 2px solid rgba(255, 255, 255, 0.2);
}
.sidebar-logo-text {
  font-size: 17px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.sidebar-nav {
  flex: 1;
  padding: 16px 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  color: rgba(255, 255, 255, 0.82);
  font-size: 14px;
  font-weight: 500;
  transition: all var(--transition);
  white-space: nowrap;
  border-left: 3px solid transparent;
}
.sidebar-nav a:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}
.sidebar-nav a.active {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  font-weight: 700;
  border-left-color: var(--primary);
}
.sidebar-bottom {
  padding: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.sidebar-bottom a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color var(--transition);
}
.sidebar-bottom a:hover {
  color: #fff;
}
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  min-width: 0;
}
/* 移动端顶部导航 */
.top-nav-mobile {
  display: none;
}
.top-nav-mobile-bar {
  position: sticky;
  top: 0;
  z-index: 99;
  background: var(--dark);
  height: 56px;
  display: flex;
  align-items: center;
  padding: 0 16px;
  gap: 12px;
}
.top-nav-mobile-bar .sidebar-logo-text {
  font-size: 16px;
}
.hamburger {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  color: #fff;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all var(--transition);
}
.hamburger.is-open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.hamburger.is-open span:nth-child(2) {
  opacity: 0;
}
.hamburger.is-open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}
.mobile-menu {
  display: none;
  position: fixed;
  top: 56px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--dark);
  z-index: 98;
  padding: 20px 16px;
  overflow-y: auto;
}
.mobile-menu.is-open {
  display: block;
}
.mobile-menu .sidebar-nav {
  gap: 8px;
}
.mobile-menu .sidebar-nav a {
  font-size: 16px;
  padding: 16px 14px;
}
.mobile-menu .sidebar-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-top: 20px;
}
/* 面包屑 */
.breadcrumb {
  padding: var(--space-lg) 0 0;
}
.breadcrumb-inner {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  flex-wrap: wrap;
}
.breadcrumb a:hover {
  color: var(--primary);
}
.breadcrumb-sep {
  color: var(--text-muted);
}
/* Hero 分类标题区 */
.category-hero {
  padding: var(--space-2xl) 0 var(--space-xl);
  background: linear-gradient(135deg, #f6f7f4 0%, #e8f2ec 100%);
  border-bottom: 1px solid var(--border);
}
.category-hero-inner {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  flex-wrap: wrap;
}
.category-hero-text {
  flex: 1;
  min-width: 280px;
}
.category-hero-text h1 {
  font-size: 2.1rem;
  margin-bottom: var(--space-md);
}
.category-hero-text p {
  font-size: 1.05rem;
  max-width: 640px;
  line-height: 1.9;
}
.category-hero-image {
  flex: 0 0 280px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  aspect-ratio: 16/9;
}
.category-hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
/* 数据摘要条 */
.metric-bar {
  background: linear-gradient(135deg, var(--dark) 0%, #2a4a36 100%);
  padding: var(--space-xl) 0;
}
.metric-bar .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.metric-item {
  text-align: center;
  padding: 20px;
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.08);
}
.metric-value {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.01em;
}
.metric-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.7);
  margin-top: 4px;
}
/* 主体数据列表 */
.data-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.data-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--space-lg);
  transition: all var(--transition);
}
.data-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: #d4d9d0;
}
.data-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}
.data-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.4;
}
.data-card-badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 20px;
  background: var(--primary-light);
  color: var(--primary);
  white-space: nowrap;
}
.data-card-image {
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 16px;
  aspect-ratio: 16/9;
}
.data-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.data-card-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}
.data-stat {
  background: var(--bg);
  border-radius: var(--radius-sm);
  padding: 10px 8px;
  text-align: center;
}
.data-stat-value {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
}
.data-stat-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 2px;
}
.data-card-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 12px;
}
.data-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: 20px;
  background: var(--bg);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}
.tag:hover {
  background: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary);
}
/* 排行 */
.rank-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.rank-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: var(--card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  transition: all var(--transition);
}
.rank-item:hover {
  box-shadow: var(--shadow-sm);
  border-color: #d4d9d0;
}
.rank-number {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent);
  width: 48px;
  text-align: center;
  flex-shrink: 0;
}
.rank-team {
  flex: 1;
  min-width: 0;
}
.rank-team-name {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
}
.rank-team-league {
  font-size: 0.78rem;
  color: var(--text-muted);
}
.rank-bar-wrap {
  flex: 0 0 300px;
  max-width: 300px;
}
.rank-bar-bg {
  height: 8px;
  background: var(--bg);
  border-radius: 4px;
  overflow: hidden;
}
.rank-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--primary) 0%, var(--success) 100%);
  border-radius: 4px;
  transition: width 0.6s ease;
}
.rank-value {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  width: 64px;
  text-align: right;
  flex-shrink: 0;
}
/* 标签云 */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.tag-cloud .tag {
  font-size: 0.82rem;
  padding: 8px 16px;
  border-radius: 24px;
}
/* 深度内容 */
.deep-content {
  max-width: 760px;
  line-height: 1.95;
}
.deep-content h3 {
  margin: var(--space-xl) 0 var(--space-sm);
  font-size: 1.25rem;
}
.deep-content p {
  margin-bottom: var(--space-md);
  font-size: 1rem;
  line-height: 1.95;
  color: var(--text-secondary);
}
.deep-content blockquote {
  border-left: 4px solid var(--primary);
  background: var(--primary-light);
  padding: var(--space-md) var(--space-lg);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: var(--space-lg) 0;
  font-style: italic;
  color: var(--text);
}
.deep-content ul {
  margin: var(--space-md) 0;
  padding-left: 1.5rem;
  list-style: disc;
  color: var(--text-secondary);
}
.deep-content ul li {
  margin-bottom: 8px;
  line-height: 1.85;
}
/* FAQ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 780px;
}
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--card);
  overflow: hidden;
}
.faq-item summary {
  padding: 16px 20px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--text);
  transition: background-color var(--transition);
}
.faq-item summary:hover {
  background: var(--bg);
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-icon {
  font-size: 1.2rem;
  color: var(--primary);
  flex-shrink: 0;
  transition: transform var(--transition);
}
.faq-item[open] .faq-icon {
  transform: rotate(45deg);
}
.faq-answer {
  padding: 0 20px 16px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.8;
}
/* CTA */
.cta-section {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
  color: #fff;
}
.cta-section .section-title {
  color: #fff;
}
.cta-section .section-sub {
  color: rgba(255,255,255,0.85);
}
.cta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}
.cta-info h2 {
  color: #fff;
  font-size: 1.6rem;
  margin-bottom: var(--space-sm);
}
.cta-info p {
  color: rgba(255,255,255,0.85);
  line-height: 1.85;
}
.cta-form-wrap {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  backdrop-filter: blur(6px);
}
.cta-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.form-input {
  width: 100%;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.12);
  color: #fff;
  font-size: 0.95rem;
  font-family: var(--font-sans);
  transition: all var(--transition);
}
.form-input::placeholder {
  color: rgba(255,255,255,0.6);
}
.form-input:focus {
  outline: none;
  border-color: rgba(255,255,255,0.7);
  background: rgba(255,255,255,0.2);
}
.form-submit {
  background: var(--accent);
  color: var(--dark);
  font-weight: 700;
  font-size: 1rem;
  padding: 14px 24px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition);
  border: none;
}
.form-submit:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}
.form-submit:active {
  transform: translateY(0);
}
.form-note {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.7);
  margin-top: 8px;
}
/* Footer */
.footer {
  background: var(--dark);
  color: var(--text-light);
  padding: var(--space-3xl) 0 var(--space-lg);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}
.footer-brand .footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: var(--space-md);
}
.footer-logo-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
  color: #fff;
}
.footer-logo span:last-child {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
}
.footer-brand p {
  color: rgba(255,255,255,0.7);
  font-size: 0.88rem;
  line-height: 1.75;
  max-width: 360px;
}
.footer-col h4 {
  color: #fff;
  font-size: 0.95rem;
  margin-bottom: var(--space-md);
}
.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer-col a {
  color: rgba(255,255,255,0.7);
  font-size: 0.88rem;
  transition: color var(--transition);
}
.footer-col a:hover {
  color: #fff;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-lg);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 24px;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.6);
}
.footer-bottom a {
  color: rgba(255,255,255,0.7);
}
.footer-bottom a:hover {
  color: #fff;
}
.footer-links {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-left: auto;
}
/* 响应式 */
@media (min-width: 1024px) {
  .sidebar {
    width: var(--sidebar-width);
  }
  .main-content {
    margin-left: var(--sidebar-width);
  }
}
@media (min-width: 768px) and (max-width: 1023px) {
  .sidebar {
    width: 72px;
  }
  .sidebar-logo-text,
  .sidebar-nav a span,
  .sidebar-bottom a span {
    display: none;
  }
  .sidebar-logo {
    justify-content: center;
    padding: 20px 8px;
  }
  .sidebar-logo-icon {
    margin: 0;
  }
  .sidebar-nav a {
    justify-content: center;
    padding: 12px;
    border-left: none;
    border-bottom: 3px solid transparent;
  }
  .sidebar-nav a.active {
    border-left: none;
    border-bottom-color: var(--primary);
  }
  .sidebar-nav a::before {
    content: attr(data-icon);
    font-size: 18px;
  }
  .main-content {
    margin-left: 72px;
  }
  .sidebar-bottom {
    display: flex;
    justify-content: center;
    padding: 12px 8px;
  }
  .metric-bar .container {
    grid-template-columns: repeat(2, 1fr);
  }
  .data-grid {
    grid-template-columns: 1fr;
  }
  .cta-grid {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 767px) {
  .sidebar {
    display: none;
  }
  .top-nav-mobile {
    display: block;
  }
  .main-content {
    margin-left: 0;
  }
  .container {
    padding: 0 var(--space-md);
  }
  .section {
    padding: var(--space-2xl) 0;
  }
  .section-title {
    font-size: 1.35rem;
  }
  h1 {
    font-size: 1.6rem;
  }
  .category-hero {
    padding: var(--space-xl) 0 var(--space-lg);
  }
  .category-hero-inner {
    flex-direction: column;
    align-items: flex-start;
  }
  .category-hero-image {
    flex: 0 0 auto;
    width: 100%;
    max-width: 420px;
  }
  .metric-bar .container {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .metric-value {
    font-size: 1.5rem;
  }
  .data-grid {
    grid-template-columns: 1fr;
  }
  .rank-bar-wrap {
    flex-basis: 140px;
    max-width: 140px;
  }
  .rank-item {
    flex-wrap: wrap;
    gap: 12px;
  }
  .rank-number {
    width: 36px;
    font-size: 1.2rem;
  }
  .cta-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
  .footer-links {
    margin-left: 0;
  }
}

/* roulang page: category5 */
:root {
            --primary: #1a6b3c;
            --primary-hover: #13552f;
            --primary-light: #e8f2ec;
            --accent: #d49b3a;
            --accent-hover: #c0892f;
            --dark: #1c1e21;
            --dark-soft: #2a2e32;
            --bg: #f6f7f4;
            --card: #ffffff;
            --border: #e3e5de;
            --success: #2f8f5b;
            --text: #1c1e21;
            --text-secondary: #5c605e;
            --text-light: #ffffff;
            --text-muted: #8a8f8c;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 20px;
            --space-xs: 8px;
            --space-sm: 12px;
            --space-md: 16px;
            --space-lg: 24px;
            --space-xl: 32px;
            --space-2xl: 48px;
            --space-3xl: 64px;
            --space-4xl: 80px;
            --sidebar-width: 220px;
            --font-mono: 'Inter', 'SF Mono', 'Consolas', 'Monaco', monospace;
            --font-sans: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --transition: 0.22s ease;
        }

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

        html {
            font-size: 16px;
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            color: var(--text);
            background: var(--bg);
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            overflow-x: hidden;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition), background-color var(--transition), border-color var(--transition), opacity var(--transition), box-shadow var(--transition), transform var(--transition);
        }

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

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

        ul,
        ol {
            list-style: none;
        }

        /* Layout */
        .app-layout {
            display: flex;
            min-height: 100vh;
        }

        /* Sidebar */
        .sidebar {
            width: var(--sidebar-width);
            background: var(--dark);
            color: var(--text-light);
            display: flex;
            flex-direction: column;
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            z-index: 100;
            flex-shrink: 0;
        }

        .sidebar-logo {
            padding: 28px 20px 24px;
            display: flex;
            align-items: center;
            gap: 10px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .sidebar-logo-icon {
            width: 36px;
            height: 36px;
            flex-shrink: 0;
            border-radius: 50%;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
            color: #fff;
            letter-spacing: 0;
            border: 2px solid rgba(255, 255, 255, 0.2);
        }

        .sidebar-logo-text {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .sidebar-nav {
            flex: 1;
            padding: 16px 10px;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 14px;
            border-radius: var(--radius-md);
            color: rgba(255, 255, 255, 0.82);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition);
            white-space: nowrap;
            border-left: 3px solid transparent;
        }

        .sidebar-nav a:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        .sidebar-nav a.active {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            font-weight: 700;
            border-left-color: var(--primary);
        }

        .sidebar-bottom {
            padding: 16px 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .sidebar-bottom a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 12px;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition);
        }

        .sidebar-bottom a:hover {
            color: #fff;
        }

        /* Main content area */
        .main-content {
            flex: 1;
            margin-left: var(--sidebar-width);
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

        /* Mobile top nav */
        .top-nav-mobile {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 56px;
            background: var(--dark);
            z-index: 200;
            align-items: center;
            justify-content: space-between;
            padding: 0 16px;
        }

        .top-nav-mobile .mobile-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            color: #fff;
            font-weight: 700;
            font-size: 16px;
        }

        .top-nav-mobile .mobile-logo-icon {
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.2);
        }

        .hamburger-btn {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 24px;
            border-radius: var(--radius-sm);
            background: transparent;
            transition: background-color var(--transition);
        }

        .hamburger-btn:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 56px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--dark);
            z-index: 199;
            padding: 16px;
            flex-direction: column;
            gap: 6px;
            overflow-y: auto;
        }

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

        .mobile-menu a {
            color: rgba(255, 255, 255, 0.85);
            padding: 14px 16px;
            border-radius: var(--radius-md);
            font-size: 15px;
            font-weight: 500;
            transition: all var(--transition);
            border-left: 3px solid transparent;
        }

        .mobile-menu a:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        .mobile-menu a.active {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            font-weight: 700;
            border-left-color: var(--primary);
        }

        /* Container */
        .container {
            max-width: 1120px;
            margin: 0 auto;
            padding: 0 var(--space-2xl);
            width: 100%;
        }

        /* Breadcrumb */
        .breadcrumb {
            padding: var(--space-lg) 0 0;
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

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

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

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

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

        /* Page header */
        .page-header {
            padding: var(--space-xl) 0 var(--space-lg);
        }

        .page-header h1 {
            font-size: 2rem;
            font-weight: 700;
            line-height: 1.4;
            color: var(--text);
        }

        .page-header .header-sub {
            font-size: 1.05rem;
            color: var(--text-secondary);
            margin-top: var(--space-sm);
            max-width: 720px;
            line-height: 1.8;
        }

        /* Sections */
        .section {
            padding: var(--space-3xl) 0;
        }

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

        .section-title {
            font-size: 1.55rem;
            font-weight: 700;
            margin-bottom: var(--space-sm);
            color: inherit;
            line-height: 1.4;
        }

        .section-sub {
            font-size: 1rem;
            color: var(--text-secondary);
            margin-bottom: var(--space-xl);
            max-width: 720px;
            line-height: 1.8;
        }

        /* Data summary bar */
        .data-summary {
            background: var(--dark);
            padding: var(--space-2xl) 0;
        }

        .data-summary .container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--space-lg);
        }

        .data-item {
            text-align: center;
            padding: var(--space-md);
        }

        .data-item .data-number {
            font-family: var(--font-mono);
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
        }

        .data-item .data-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            margin-top: var(--space-xs);
        }

        /* Guide list */
        .guide-list {
            display: flex;
            flex-direction: column;
            gap: var(--space-lg);
        }

        .guide-card {
            display: flex;
            gap: var(--space-xl);
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: var(--space-lg);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }

        .guide-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: var(--primary-light);
        }

        .guide-card-image {
            width: 240px;
            flex-shrink: 0;
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 16/9;
            background: #eef0ea;
        }

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

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

        .guide-card-body {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: var(--space-xs);
            min-width: 0;
        }

        .guide-card-body h3 {
            font-size: 1.1rem;
            font-weight: 600;
            line-height: 1.45;
            color: var(--text);
        }

        .guide-card-body h3 a {
            transition: color var(--transition);
        }

        .guide-card-body h3 a:hover {
            color: var(--primary);
        }

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

        .guide-card-meta {
            display: flex;
            align-items: center;
            gap: var(--space-sm);
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--text-muted);
        }

        .badge {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 500;
            background: var(--primary-light);
            color: var(--primary);
            transition: background-color var(--transition), color var(--transition);
        }

        .badge-accent {
            background: #fdf6ea;
            color: var(--accent-hover);
        }

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

        /* Tag cloud */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: var(--space-sm);
        }

        .tag {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            background: var(--card);
            border: 1px solid var(--border);
            color: var(--text-secondary);
            transition: all var(--transition);
        }

        .tag:hover {
            background: var(--primary-light);
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-1px);
        }

        /* Deep content */
        .deep-content {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: var(--space-2xl);
            box-shadow: var(--shadow-sm);
        }

        .deep-content h2 {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: var(--space-md);
            color: var(--text);
        }

        .deep-content h3 {
            font-size: 1.1rem;
            font-weight: 600;
            margin-top: var(--space-lg);
            margin-bottom: var(--space-xs);
            color: var(--text);
        }

        .deep-content p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.9;
            margin-bottom: var(--space-md);
        }

        .deep-content ul {
            list-style: disc;
            padding-left: 1.5em;
            margin-bottom: var(--space-md);
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.9;
        }

        .deep-content li {
            margin-bottom: var(--space-xs);
        }

        .deep-content blockquote {
            border-left: 3px solid var(--primary);
            padding: var(--space-md) var(--space-lg);
            margin: var(--space-lg) 0;
            background: var(--primary-light);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            font-size: 15px;
            color: var(--text);
            font-style: normal;
            line-height: 1.8;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
        }

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

        .faq-item:hover {
            border-color: var(--primary-light);
            box-shadow: var(--shadow-sm);
        }

        .faq-item summary {
            padding: var(--space-md) var(--space-lg);
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--space-sm);
            color: var(--text);
            user-select: none;
            transition: color var(--transition);
            list-style: none;
        }

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

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

        .faq-item summary .faq-icon {
            font-size: 18px;
            color: var(--text-muted);
            flex-shrink: 0;
            transition: transform var(--transition), color var(--transition);
        }

        .faq-item[open] summary .faq-icon {
            transform: rotate(45deg);
            color: var(--primary);
        }

        .faq-answer {
            padding: 0 var(--space-lg) var(--space-lg);
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
            padding: var(--space-3xl) 0;
        }

        .cta-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--space-2xl);
            align-items: center;
        }

        .cta-info h2 {
            color: #fff;
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: var(--space-sm);
            line-height: 1.4;
        }

        .cta-info p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: var(--space-xs);
        }

        .cta-form {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-lg);
            padding: var(--space-xl);
        }

        .cta-form label {
            color: rgba(255, 255, 255, 0.9);
            font-size: 14px;
            font-weight: 500;
            display: block;
            margin-bottom: var(--space-xs);
        }

        .form-input {
            width: 100%;
            padding: 10px 14px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            font-size: 14px;
            font-family: var(--font-sans);
            transition: all var(--transition);
            margin-bottom: var(--space-md);
        }

        .form-input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }

        .form-input:focus {
            outline: 2px solid var(--accent);
            outline-offset: 1px;
            border-color: var(--accent);
            background: rgba(255, 255, 255, 0.16);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            padding: 10px 20px;
            border-radius: var(--radius-md);
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition);
            cursor: pointer;
            border: none;
            white-space: nowrap;
        }

        .btn:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            border: none;
        }

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

        .btn-accent {
            background: var(--accent);
            color: var(--dark);
            border: none;
        }

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

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

        .btn-secondary:hover {
            background: var(--primary-light);
            transform: translateY(-1px);
        }

        .btn-ghost {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.5);
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            transform: translateY(-1px);
        }

        .btn-sm {
            padding: 6px 14px;
            font-size: 13px;
        }

        .privacy-note {
            color: rgba(255, 255, 255, 0.55);
            font-size: 12px;
            margin-top: var(--space-xs);
            line-height: 1.6;
        }

        /* Footer */
        .footer {
            background: var(--dark);
            color: var(--text-light);
            padding: var(--space-3xl) 0 var(--space-lg);
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: var(--space-2xl);
            margin-bottom: var(--space-2xl);
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.8;
            margin-top: var(--space-sm);
            max-width: 340px;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .footer-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            color: #fff;
        }

        .footer-logo span:last-child {
            font-weight: 700;
            font-size: 16px;
            color: #fff;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: var(--space-sm);
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: var(--space-lg);
            display: flex;
            flex-direction: column;
            gap: var(--space-xs);
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-bottom .footer-links {
            display: flex;
            align-items: center;
            gap: var(--space-sm);
        }

        .footer-bottom .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition);
        }

        .footer-bottom .footer-links a:hover {
            color: #fff;
        }

        /* Responsive */
        @media (max-width: 1023px) {
            .sidebar {
                width: 72px;
            }
            .sidebar-logo-text {
                display: none;
            }
            .sidebar-logo {
                justify-content: center;
                padding: 20px 10px;
            }
            .sidebar-nav a {
                justify-content: center;
                padding: 12px 10px;
                font-size: 0;
            }
            .sidebar-nav a::first-letter {
                font-size: 16px;
            }
            .sidebar-nav a {
                gap: 0;
            }
            .sidebar-nav a.active {
                border-left-color: transparent;
                border-bottom: 2px solid var(--primary);
            }
            .sidebar-bottom {
                display: none;
            }
            .main-content {
                margin-left: 72px;
            }
            .container {
                padding: 0 var(--space-xl);
            }
            .guide-card {
                flex-direction: column;
                gap: var(--space-md);
            }
            .guide-card-image {
                width: 100%;
            }
            .cta-grid {
                grid-template-columns: 1fr;
                gap: var(--space-xl);
            }
        }

        @media (max-width: 767px) {
            .sidebar {
                display: none;
            }
            .top-nav-mobile {
                display: flex;
            }
            .main-content {
                margin-left: 0;
                padding-top: 56px;
            }
            .container {
                padding: 0 var(--space-md);
            }
            .section {
                padding: var(--space-2xl) 0;
            }
            .page-header h1 {
                font-size: 1.6rem;
            }
            .data-summary .container {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--space-md);
            }
            .data-item .data-number {
                font-size: 1.5rem;
            }
            .guide-card {
                padding: var(--space-md);
            }
            .guide-card-body h3 {
                font-size: 1rem;
            }
            .deep-content {
                padding: var(--space-lg);
            }
            .deep-content h2 {
                font-size: 1.2rem;
            }
            .cta-form {
                padding: var(--space-lg);
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--space-xl);
            }
            .breadcrumb {
                font-size: 12px;
                padding-top: var(--space-sm);
            }
            .section-title {
                font-size: 1.3rem;
            }
            .tag-cloud {
                gap: var(--space-xs);
            }
            .tag {
                font-size: 12px;
                padding: 5px 12px;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #1a6b3c;
            --primary-hover: #13552f;
            --primary-light: #e8f2ec;
            --accent: #d49b3a;
            --accent-hover: #c0892f;
            --dark: #1c1e21;
            --dark-soft: #2a2e32;
            --bg: #f6f7f4;
            --card: #ffffff;
            --border: #e3e5de;
            --success: #2f8f5b;
            --text: #1c1e21;
            --text-secondary: #5c605e;
            --text-light: #ffffff;
            --text-muted: #8a8f8c;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 20px;
            --space-xs: 8px;
            --space-sm: 12px;
            --space-md: 16px;
            --space-lg: 24px;
            --space-xl: 32px;
            --space-2xl: 48px;
            --space-3xl: 64px;
            --space-4xl: 80px;
            --sidebar-width: 220px;
            --font-mono: 'Inter', 'SF Mono', 'Consolas', 'Monaco', monospace;
            --font-sans: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --transition: 0.22s ease;
        }

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

        html {
            font-size: 16px;
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            color: var(--text);
            background: var(--bg);
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            overflow-x: hidden;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition), background-color var(--transition), border-color var(--transition), opacity var(--transition);
        }

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

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.4;
            font-weight: 700;
            color: inherit;
        }

        h1 {
            font-size: clamp(1.75rem, 4vw, 2rem);
            font-weight: 700;
            letter-spacing: 0.01em;
        }

        h2 {
            font-size: 1.55rem;
            font-weight: 700;
            margin-bottom: var(--space-sm);
        }

        h3 {
            font-size: 1.1rem;
            font-weight: 600;
        }

        p {
            font-size: 1rem;
            line-height: 1.85;
            color: var(--text-secondary);
            margin-bottom: var(--space-md);
        }

        ul {
            list-style: none;
        }

        .app-shell {
            display: flex;
            min-height: 100vh;
            width: 100%;
        }

        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            width: var(--sidebar-width);
            background: var(--dark);
            display: flex;
            flex-direction: column;
            z-index: 100;
            border-right: 1px solid rgba(255, 255, 255, 0.06);
            transition: width var(--transition);
            overflow: hidden;
        }

        .sidebar-logo {
            padding: 28px 20px 24px;
            display: flex;
            align-items: center;
            gap: 10px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            flex-shrink: 0;
        }

        .sidebar-logo-icon {
            width: 36px;
            height: 36px;
            flex-shrink: 0;
            border-radius: 50%;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.2);
            transition: all var(--transition);
        }

        .sidebar-logo-text {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.02em;
            white-space: nowrap;
            opacity: 1;
            transition: all var(--transition);
        }

        .sidebar-nav {
            flex: 1;
            padding: 16px 10px;
            display: flex;
            flex-direction: column;
            gap: 4px;
            overflow-y: auto;
        }

        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 14px;
            border-radius: var(--radius-md);
            color: rgba(255, 255, 255, 0.82);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition);
            white-space: nowrap;
            border-left: 3px solid transparent;
            flex-shrink: 0;
        }

        .sidebar-nav a:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        .sidebar-nav a.active {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            font-weight: 700;
            border-left-color: var(--primary);
        }

        .sidebar-bottom {
            padding: 16px 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            flex-direction: column;
            gap: 12px;
            flex-shrink: 0;
        }

        .sidebar-bottom a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 12px;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition);
            white-space: nowrap;
        }

        .sidebar-bottom a:hover {
            color: #fff;
        }

        .main-content {
            flex: 1;
            margin-left: var(--sidebar-width);
            display: flex;
            flex-direction: column;
            min-height: 100vh;
            transition: margin-left var(--transition);
        }

        .top-nav-mobile {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 56px;
            background: var(--dark);
            z-index: 95;
            align-items: center;
            padding: 0 16px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
        }

        .top-nav-mobile-brand {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            flex: 1;
        }

        .top-nav-mobile-brand .sidebar-logo-icon {
            width: 28px;
            height: 28px;
            font-size: 13px;
        }

        .hamburger-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            color: #fff;
            font-size: 24px;
            border-radius: var(--radius-sm);
            transition: background-color var(--transition);
            flex-shrink: 0;
        }

        .hamburger-btn:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        .mobile-menu-overlay {
            display: none;
            position: fixed;
            top: 56px;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 90;
            opacity: 0;
            transition: opacity var(--transition);
        }

        .mobile-menu-overlay.open {
            display: block;
            opacity: 1;
        }

        .mobile-dropdown-panel {
            display: none;
            position: fixed;
            top: 56px;
            left: 0;
            right: 0;
            background: var(--dark);
            z-index: 94;
            padding: 12px 16px 20px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
            transform: translateY(-8px);
            opacity: 0;
            transition: all var(--transition);
        }

        .mobile-dropdown-panel.open {
            display: block;
            transform: translateY(0);
            opacity: 1;
        }

        .mobile-dropdown-panel a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 14px 12px;
            border-radius: var(--radius-md);
            color: rgba(255, 255, 255, 0.85);
            font-size: 15px;
            font-weight: 500;
            transition: all var(--transition);
            border-left: 3px solid transparent;
        }

        .mobile-dropdown-panel a:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        .mobile-dropdown-panel a.active {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            font-weight: 700;
            border-left-color: var(--primary);
        }

        .container {
            max-width: 1080px;
            margin: 0 auto;
            padding: 0 var(--space-2xl);
            width: 100%;
        }

        .section {
            padding: var(--space-3xl) 0;
        }

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

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

        .section-dark h2 {
            color: #fff;
        }

        .section-dark p {
            color: rgba(255, 255, 255, 0.8);
        }

        .section-title {
            font-size: 1.55rem;
            font-weight: 700;
            margin-bottom: var(--space-sm);
            color: inherit;
            letter-spacing: 0.01em;
        }

        .section-sub {
            font-size: 1rem;
            color: var(--text-secondary);
            margin-bottom: var(--space-xl);
            max-width: 720px;
            line-height: 1.8;
        }

        .section-dark .section-sub {
            color: rgba(255, 255, 255, 0.7);
        }

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 10px;
            border-radius: var(--radius-sm);
            font-size: 12px;
            font-weight: 600;
            line-height: 1.4;
            background: var(--primary-light);
            color: var(--primary);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .badge-accent {
            background: rgba(212, 155, 58, 0.12);
            color: var(--accent);
        }

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

        .tag {
            display: inline-block;
            padding: 3px 10px;
            border-radius: var(--radius-sm);
            font-size: 12px;
            font-weight: 500;
            background: var(--bg);
            color: var(--text-secondary);
            transition: all var(--transition);
            cursor: default;
        }

        .tag:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 20px;
            border-radius: var(--radius-md);
            font-size: 14px;
            font-weight: 600;
            line-height: 1.5;
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            border: none;
        }

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

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

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

        .btn-secondary:hover {
            background: var(--primary-light);
            border-color: var(--primary);
        }

        .btn-ghost {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.6);
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
        }

        .btn-accent {
            background: var(--accent);
            color: var(--dark);
            border: none;
        }

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

        .btn-sm {
            padding: 7px 14px;
            font-size: 13px;
        }

        .btn-lg {
            padding: 13px 28px;
            font-size: 16px;
        }

        .breadcrumb {
            padding: var(--space-lg) 0 var(--space-sm);
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

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

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

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

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

        .page-header {
            padding: var(--space-lg) 0 var(--space-xl);
        }

        .page-header h1 {
            font-size: clamp(1.75rem, 4vw, 2.2rem);
            font-weight: 700;
            margin-bottom: var(--space-sm);
            color: var(--text);
            letter-spacing: 0.01em;
        }

        .page-header .page-header-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.8;
        }

        .stats-strip {
            background: var(--dark);
            padding: var(--space-lg) 0;
            margin-bottom: var(--space-2xl);
        }

        .stats-strip .container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-item {
            text-align: center;
            padding: var(--space-sm);
        }

        .stat-number {
            font-family: var(--font-mono);
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: -0.02em;
            line-height: 1.2;
        }

        .stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 4px;
            letter-spacing: 0.04em;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: var(--space-lg);
        }

        .news-card {
            display: grid;
            grid-template-columns: 200px 1fr auto;
            gap: var(--space-lg);
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: var(--space-lg);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            align-items: start;
        }

        .news-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: #d0d4ca;
        }

        .news-card-image {
            width: 200px;
            aspect-ratio: 16/9;
            border-radius: var(--radius-md);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--primary-light);
            position: relative;
        }

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

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

        .news-card-body {
            min-width: 0;
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
        }

        .news-card-date {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
            letter-spacing: 0.02em;
        }

        .news-card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.4;
            transition: color var(--transition);
        }

        .news-card:hover .news-card-title {
            color: var(--primary);
        }

        .news-card-excerpt {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 0;
        }

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

        .news-card-action {
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .news-card-action .btn {
            font-size: 13px;
        }

        .deep-content-section {
            padding: var(--space-3xl) 0;
            background: var(--card);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .deep-content-wrapper {
            max-width: 860px;
            margin: 0 auto;
        }

        .deep-content-wrapper h2 {
            font-size: 1.5rem;
            margin-bottom: var(--space-lg);
            color: var(--text);
        }

        .deep-content-wrapper h3 {
            font-size: 1.2rem;
            margin: var(--space-xl) 0 var(--space-sm);
            color: var(--text);
        }

        .deep-content-wrapper p {
            line-height: 2.0;
            font-size: 1rem;
            color: var(--text-secondary);
            margin-bottom: var(--space-md);
        }

        .deep-content-wrapper .article-image {
            width: 100%;
            aspect-ratio: 21/9;
            border-radius: var(--radius-lg);
            overflow: hidden;
            margin: var(--space-lg) 0;
            box-shadow: var(--shadow-sm);
        }

        .deep-content-wrapper .article-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .deep-content-wrapper blockquote {
            border-left: 3px solid var(--accent);
            padding: var(--space-md) var(--space-lg);
            margin: var(--space-lg) 0;
            background: var(--bg);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            font-size: 15px;
            color: var(--text-secondary);
            font-style: normal;
            line-height: 1.85;
        }

        .deep-content-wrapper ul {
            list-style: none;
            padding-left: 0;
            margin-bottom: var(--space-lg);
        }

        .deep-content-wrapper ul li {
            position: relative;
            padding-left: 24px;
            margin-bottom: var(--space-sm);
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        .deep-content-wrapper ul li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 10px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--primary);
        }

        .tag-cloud-section {
            padding: var(--space-2xl) 0;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-cloud .tag {
            font-size: 13px;
            padding: 6px 14px;
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: 20px;
            transition: all var(--transition);
            cursor: default;
        }

        .tag-cloud .tag:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-1px);
        }

        .quick-faq-section {
            padding: var(--space-2xl) 0;
            background: var(--bg);
        }

        .quick-faq-list {
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
            max-width: 800px;
        }

        .quick-faq-item {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: var(--space-md) var(--space-lg);
            transition: all var(--transition);
        }

        .quick-faq-item:hover {
            border-color: #d0d4ca;
            box-shadow: var(--shadow-sm);
        }

        .quick-faq-item summary {
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            list-style: none;
            position: relative;
            padding-right: 24px;
        }

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

        .quick-faq-item summary::after {
            content: '+';
            position: absolute;
            right: 0;
            top: 50%;
            transform: translateY(-50%);
            font-size: 20px;
            font-weight: 400;
            color: var(--text-muted);
            transition: all var(--transition);
        }

        .quick-faq-item[open] summary::after {
            content: '−';
            color: var(--primary);
        }

        .quick-faq-item .faq-answer {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            padding-top: var(--space-sm);
            margin-top: var(--space-xs);
            border-top: 1px solid var(--border);
        }

        .cta-section {
            padding: var(--space-3xl) 0;
            background: linear-gradient(135deg, var(--dark) 0%, #2a2e32 100%);
            color: var(--text-light);
        }

        .cta-section h2 {
            color: #fff;
        }

        .cta-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--space-2xl);
            align-items: start;
        }

        .cta-text p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 15px;
            line-height: 1.85;
            margin-bottom: var(--space-sm);
        }

        .cta-form {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-lg);
            padding: var(--space-xl);
            backdrop-filter: blur(8px);
        }

        .cta-form label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 4px;
            letter-spacing: 0.03em;
        }

        .cta-form .form-group {
            margin-bottom: var(--space-md);
        }

        .cta-form .form-input {
            width: 100%;
            padding: 11px 14px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.25);
            background: rgba(255, 255, 255, 0.92);
            font-size: 14px;
            font-family: var(--font-sans);
            color: var(--text);
            transition: all var(--transition);
        }

        .cta-form .form-input::placeholder {
            color: var(--text-muted);
        }

        .cta-form .form-input:focus {
            border-color: var(--accent);
            background: #fff;
            outline: 2px solid var(--accent);
            outline-offset: 1px;
        }

        .cta-form .btn-accent {
            width: 100%;
            font-size: 15px;
            padding: 12px 20px;
            margin-top: var(--space-sm);
        }

        .cta-privacy {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.55);
            margin-top: var(--space-sm);
            text-align: center;
            margin-bottom: 0;
        }

        .load-more-wrapper {
            display: flex;
            justify-content: center;
            padding: var(--space-lg) 0;
        }

        .pagination-indicator {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-top: var(--space-sm);
        }

        .pagination-indicator .page-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: var(--radius-sm);
            background: var(--card);
            border: 1px solid var(--border);
            font-size: 13px;
            font-weight: 600;
            color: var(--text-secondary);
            transition: all var(--transition);
        }

        .pagination-indicator .page-num.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        .footer {
            background: var(--dark);
            color: #fff;
            padding: var(--space-3xl) 0 var(--space-lg);
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: var(--space-2xl);
            padding-bottom: var(--space-xl);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: var(--space-md);
        }

        .footer-logo-icon {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.2);
        }

        .footer-logo span:last-child {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
        }

        .footer-brand p {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            line-height: 1.8;
            max-width: 360px;
            margin-bottom: 0;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: var(--space-md);
            letter-spacing: 0.04em;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: #fff;
        }

        .footer-bottom {
            padding-top: var(--space-lg);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px 20px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-left: auto;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 12px;
            transition: color var(--transition);
        }

        .footer-links a:hover {
            color: #fff;
        }

        .footer-links span {
            color: rgba(255, 255, 255, 0.3);
        }

        @media (min-width: 1024px) {
            .container {
                max-width: 1080px;
                padding: 0 var(--space-2xl);
            }
        }

        @media (min-width: 768px) and (max-width: 1023px) {
            :root {
                --sidebar-width: 72px;
            }

            .sidebar-logo {
                padding: 20px 12px;
                justify-content: center;
            }

            .sidebar-logo-text {
                display: none;
            }

            .sidebar-nav a {
                padding: 12px;
                justify-content: center;
                gap: 0;
                font-size: 0;
            }

            .sidebar-nav a::before {
                font-size: 18px;
                content: '';
            }

            .sidebar-nav a[href="/"]::before {
                content: '⌂';
            }

            .sidebar-nav a[href="/live-hall.html"]::before {
                content: '▶';
            }

            .sidebar-nav a[href="/match-center.html"]::before {
                content: '📅';
            }

            .sidebar-nav a[href="/stats-data.html"]::before {
                content: '📊';
            }

            .sidebar-nav a[href="/news-center.html"]::before {
                content: '📰';
            }

            .sidebar-nav a[href="/viewing-guide.html"]::before {
                content: '📖';
            }

            .sidebar-nav a[href="/resources.html"]::before {
                content: '⬇';
            }

            .sidebar-bottom {
                padding: 12px;
                justify-content: center;
                align-items: center;
            }

            .sidebar-bottom a {
                font-size: 0;
            }

            .sidebar-bottom a::before {
                font-size: 16px;
            }

            .sidebar-bottom a[href="/feed.xml"]::before {
                content: '📡';
            }

            .news-card {
                grid-template-columns: 160px 1fr;
                gap: var(--space-md);
            }

            .news-card-image {
                width: 160px;
            }

            .news-card-action {
                grid-column: 1 / -1;
                justify-content: flex-end;
                padding-top: var(--space-xs);
            }

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

            .stats-strip .container {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
        }

        @media (max-width: 767px) {
            :root {
                --space-4xl: 48px;
                --space-3xl: 40px;
                --space-2xl: 32px;
                --space-xl: 24px;
                --space-lg: 16px;
            }

            .sidebar {
                display: none;
            }

            .main-content {
                margin-left: 0;
                padding-top: 56px;
            }

            .top-nav-mobile {
                display: flex;
            }

            .container {
                padding: 0 16px;
            }

            .section {
                padding: var(--space-2xl) 0;
            }

            h1 {
                font-size: 1.7rem;
            }

            h2 {
                font-size: 1.35rem;
            }

            .section-title {
                font-size: 1.35rem;
            }

            .section-sub {
                font-size: 14px;
                margin-bottom: var(--space-lg);
            }

            .stats-strip .container {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
                padding: 0 12px;
            }

            .stat-number {
                font-size: 1.5rem;
            }

            .stat-label {
                font-size: 12px;
            }

            .news-card {
                grid-template-columns: 1fr;
                gap: var(--space-md);
                padding: var(--space-md);
            }

            .news-card-image {
                width: 100%;
                aspect-ratio: 16/9;
            }

            .news-card-action {
                justify-content: stretch;
            }

            .news-card-action .btn {
                width: 100%;
            }

            .news-card-title {
                font-size: 1rem;
            }

            .news-card-excerpt {
                -webkit-line-clamp: 3;
                font-size: 13px;
            }

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

            .cta-form {
                padding: var(--space-lg);
            }

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

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .footer-links {
                margin-left: 0;
            }

            .deep-content-wrapper {
                padding: 0;
            }

            .breadcrumb {
                font-size: 12px;
                padding: var(--space-sm) 0;
            }

            .page-header {
                padding: var(--space-sm) 0 var(--space-lg);
            }

            .quick-faq-item {
                padding: var(--space-sm) var(--space-md);
            }

            .tag-cloud .tag {
                font-size: 12px;
                padding: 5px 12px;
            }
        }

        @media (max-width: 480px) {
            .stats-strip .container {
                grid-template-columns: 1fr 1fr;
                gap: 6px;
            }

            .stat-number {
                font-size: 1.3rem;
            }

            .stat-label {
                font-size: 11px;
            }

            .section-title {
                font-size: 1.25rem;
            }

            .btn {
                padding: 9px 16px;
                font-size: 13px;
            }
        }

/* roulang page: category6 */
:root {
            --primary: #1a6b3c;
            --primary-hover: #13552f;
            --primary-light: #e8f2ec;
            --accent: #d49b3a;
            --accent-hover: #c0892f;
            --dark: #1c1e21;
            --dark-soft: #2a2e32;
            --bg: #f6f7f4;
            --card: #ffffff;
            --border: #e3e5de;
            --success: #2f8f5b;
            --text: #1c1e21;
            --text-secondary: #5c605e;
            --text-light: #ffffff;
            --text-muted: #8a8f8c;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 20px;
            --space-xs: 8px;
            --space-sm: 12px;
            --space-md: 16px;
            --space-lg: 24px;
            --space-xl: 32px;
            --space-2xl: 48px;
            --space-3xl: 64px;
            --space-4xl: 80px;
            --sidebar-width: 220px;
            --font-mono: 'Inter', 'SF Mono', 'Consolas', 'Monaco', monospace;
            --font-sans: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --transition: 0.22s ease;
        }

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

        html {
            font-size: 16px;
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            color: var(--text);
            background: var(--bg);
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            overflow-x: hidden;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition), background-color var(--transition), border-color var(--transition), opacity var(--transition);
        }

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

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

        ul,
        ol {
            list-style: none;
        }

        .sidebar-logo {
            padding: 28px 20px 24px;
            display: flex;
            align-items: center;
            gap: 10px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .sidebar-logo-icon {
            width: 36px;
            height: 36px;
            flex-shrink: 0;
            border-radius: 50%;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
            color: #fff;
            letter-spacing: 0;
            border: 2px solid rgba(255, 255, 255, 0.2);
        }

        .sidebar-logo-text {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .sidebar-nav {
            flex: 1;
            padding: 16px 10px;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 14px;
            border-radius: var(--radius-md);
            color: rgba(255, 255, 255, 0.82);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition);
            white-space: nowrap;
            border-left: 3px solid transparent;
        }

        .sidebar-nav a:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        .sidebar-nav a.active {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            font-weight: 700;
            border-left-color: var(--primary);
        }

        .sidebar-bottom a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 12px;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition);
        }

        .sidebar-bottom a:hover {
            color: #fff;
        }

        .top-nav-mobile {
            display: none;
        }

        .sidebar-footer {
            padding: 12px 10px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .layout {
            display: flex;
            flex: 1;
            min-height: 100vh;
        }

        .sidebar {
            width: var(--sidebar-width);
            background: var(--dark);
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            display: flex;
            flex-direction: column;
            z-index: 50;
            overflow-y: auto;
        }

        .main-content {
            flex: 1;
            margin-left: var(--sidebar-width);
            min-width: 0;
            display: flex;
            flex-direction: column;
        }

        .container {
            max-width: 1120px;
            margin: 0 auto;
            padding: 0 var(--space-2xl);
            width: 100%;
        }

        .section {
            padding: var(--space-4xl) 0;
        }

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

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

        .section-dark h2 {
            color: #fff;
        }

        .section-dark p {
            color: rgba(255, 255, 255, 0.8);
        }

        .section-title {
            font-size: 1.55rem;
            font-weight: 700;
            margin-bottom: var(--space-sm);
            color: inherit;
        }

        .section-sub {
            font-size: 1rem;
            color: var(--text-secondary);
            margin-bottom: var(--space-xl);
            max-width: 720px;
            line-height: 1.8;
        }

        .section-dark .section-sub {
            color: rgba(255, 255, 255, 0.7);
        }

        .metric-bar {
            background: linear-gradient(135deg, #1a6b3c 0%, #13552f 100%);
            padding: var(--space-xl) 0;
            border-radius: 0;
            margin: 0;
        }

        .metric-bar .container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .metric-item {
            text-align: center;
            padding: var(--space-md);
            border-radius: var(--radius-md);
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
        }

        .metric-number {
            font-family: var(--font-mono);
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            line-height: 1.2;
            letter-spacing: -0.01em;
        }

        .metric-label {
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 4px;
            letter-spacing: 0.04em;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 20px;
            border-radius: var(--radius-md);
            font-size: 0.95rem;
            font-weight: 600;
            line-height: 1.4;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            border: none;
        }

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

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

        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
        }

        .btn-secondary:hover {
            background: var(--primary-light);
            color: var(--primary-hover);
            transform: translateY(-1px);
        }

        .btn-ghost {
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.6);
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-accent {
            background: var(--accent);
            color: var(--dark);
            border: none;
        }

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

        .btn-sm {
            padding: 6px 14px;
            font-size: 0.82rem;
            border-radius: var(--radius-sm);
        }

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

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

        .card-image {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--primary-light);
            position: relative;
        }

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

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

        .card-body {
            padding: var(--space-lg);
        }

        .card-title {
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: var(--space-xs);
            color: var(--text);
            line-height: 1.45;
        }

        .card-desc {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: var(--space-md);
        }

        .badge {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            border-radius: 20px;
            font-size: 0.72rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            line-height: 1.5;
        }

        .badge-primary {
            background: var(--primary-light);
            color: var(--primary);
        }

        .badge-accent {
            background: #fdf6e8;
            color: #a6781d;
        }

        .badge-free {
            background: #e8f7ee;
            color: var(--success);
        }

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

        .tag {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.78rem;
            background: var(--card);
            border: 1px solid var(--border);
            color: var(--text-secondary);
            transition: all var(--transition);
            cursor: default;
        }

        .tag:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }

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

        .resource-card {
            display: flex;
            gap: var(--space-md);
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            padding: var(--space-md);
            transition: all var(--transition);
            align-items: flex-start;
        }

        .resource-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: #d5d8cf;
        }

        .resource-icon {
            width: 52px;
            height: 52px;
            flex-shrink: 0;
            border-radius: var(--radius-md);
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--primary);
            font-weight: 700;
        }

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

        .resource-title {
            font-size: 0.98rem;
            font-weight: 600;
            margin-bottom: 4px;
            color: var(--text);
            line-height: 1.4;
        }

        .resource-desc {
            font-size: 0.82rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .resource-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            align-items: center;
        }

        .resource-meta .badge {
            font-size: 0.68rem;
            padding: 2px 8px;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: var(--space-md);
        }

        .info-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--space-lg);
        }

        .info-item {
            display: flex;
            gap: 12px;
            align-items: flex-start;
            padding: var(--space-md);
            background: var(--card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
        }

        .info-icon {
            font-size: 1.4rem;
            flex-shrink: 0;
            margin-top: 2px;
        }

        .info-title {
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 2px;
        }

        .info-desc {
            font-size: 0.82rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .faq-list {
            border-top: 1px solid var(--border);
        }

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

        .faq-item summary {
            padding: var(--space-md) var(--space-sm);
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            list-style: none;
            transition: color var(--transition);
        }

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

        .faq-item summary::after {
            content: '+';
            font-size: 1.2rem;
            color: var(--primary);
            flex-shrink: 0;
            margin-left: 12px;
            transition: transform var(--transition);
        }

        .faq-item[open] summary::after {
            content: '−';
            transform: rotate(0deg);
        }

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

        .faq-answer {
            padding: 0 var(--space-sm) var(--space-md);
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        .cta-section {
            background: linear-gradient(135deg, #1a6b3c 0%, #13552f 100%);
            color: #fff;
            padding: var(--space-3xl) 0;
            border-radius: 0;
        }

        .cta-box {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--space-2xl);
            align-items: center;
        }

        .cta-info h2 {
            font-size: 1.7rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: var(--space-sm);
            line-height: 1.4;
        }

        .cta-info p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.82);
            line-height: 1.8;
            margin-bottom: 0;
            max-width: 440px;
        }

        .cta-form {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: var(--radius-lg);
            padding: var(--space-xl);
        }

        .form-group {
            margin-bottom: var(--space-md);
        }

        .form-label {
            display: block;
            font-size: 0.82rem;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 6px;
            letter-spacing: 0.02em;
        }

        .form-input {
            width: 100%;
            padding: 10px 14px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            font-size: 0.92rem;
            font-family: var(--font-sans);
            transition: all var(--transition);
        }

        .form-input::placeholder {
            color: rgba(255, 255, 255, 0.55);
        }

        .form-input:focus {
            outline: none;
            border-color: rgba(255, 255, 255, 0.6);
            background: rgba(255, 255, 255, 0.18);
            box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.08);
        }

        .form-submit {
            width: 100%;
            padding: 11px 20px;
            background: var(--accent);
            color: var(--dark);
            border: none;
            border-radius: var(--radius-md);
            font-size: 0.95rem;
            font-weight: 700;
            cursor: pointer;
            transition: all var(--transition);
            letter-spacing: 0.02em;
        }

        .form-submit:hover {
            background: var(--accent-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
            color: var(--dark);
        }

        .form-note {
            font-size: 0.72rem;
            color: rgba(255, 255, 255, 0.55);
            margin-top: 8px;
            line-height: 1.5;
        }

        .footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.8);
            padding: var(--space-3xl) 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: var(--space-2xl);
            padding-bottom: var(--space-2xl);
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: var(--space-sm);
        }

        .footer-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: #fff;
        }

        .footer-brand p {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.75;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: var(--space-sm);
            letter-spacing: 0.03em;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding: var(--space-lg) 0;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px 20px;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-links {
            display: flex;
            gap: 10px;
            align-items: center;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition);
        }

        .footer-links a:hover {
            color: #fff;
        }

        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            align-items: center;
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-bottom: var(--space-md);
        }

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

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

        .page-header {
            padding: var(--space-2xl) 0 var(--space-xl);
            background: var(--card);
            border-bottom: 1px solid var(--border);
        }

        .page-header h1 {
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: var(--space-sm);
            line-height: 1.4;
        }

        .page-header .page-desc {
            font-size: 1rem;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 760px;
        }

        .resource-section-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--space-md);
            flex-wrap: wrap;
            margin-bottom: var(--space-lg);
        }

        .resource-count {
            font-size: 0.85rem;
            color: var(--text-secondary);
            background: var(--card);
            padding: 6px 14px;
            border-radius: 20px;
            border: 1px solid var(--border);
        }

        .update-note {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            color: var(--text-secondary);
            background: var(--primary-light);
            padding: 10px 16px;
            border-radius: var(--radius-md);
            margin-bottom: var(--space-xl);
            border-left: 3px solid var(--primary);
        }

        .img-round {
            border-radius: var(--radius-md);
            overflow: hidden;
        }

        @media (min-width: 1024px) {
            .sidebar {
                display: flex;
            }
            .top-nav-mobile {
                display: none;
            }
        }

        @media (max-width: 1023px) and (min-width: 768px) {
            :root {
                --sidebar-width: 72px;
            }
            .sidebar-logo-text {
                display: none;
            }
            .sidebar-logo {
                justify-content: center;
                padding: 20px 10px;
            }
            .sidebar-nav a {
                justify-content: center;
                padding: 12px 8px;
                font-size: 0;
            }
            .sidebar-nav a::first-letter {
                font-size: 14px;
                font-weight: 700;
            }
            .sidebar-bottom a {
                font-size: 0;
                justify-content: center;
            }
            .sidebar-bottom a::first-letter {
                font-size: 12px;
            }
            .footer-grid {
                grid-template-columns: 1.4fr 1fr 1fr;
                gap: var(--space-lg);
            }
            .container {
                padding: 0 var(--space-lg);
            }
            .resource-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-md);
            }
            .cta-box {
                grid-template-columns: 1fr;
                gap: var(--space-lg);
            }
            .info-list {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 767px) {
            .sidebar {
                display: none;
            }
            .main-content {
                margin-left: 0;
            }
            .top-nav-mobile {
                display: flex;
                justify-content: space-between;
                align-items: center;
                padding: 0 16px;
                height: 56px;
                background: var(--dark);
                position: sticky;
                top: 0;
                z-index: 60;
            }
            .top-nav-mobile .mobile-logo {
                display: flex;
                align-items: center;
                gap: 8px;
                font-size: 1rem;
                font-weight: 700;
                color: #fff;
            }
            .top-nav-mobile .mobile-logo-icon {
                width: 28px;
                height: 28px;
                border-radius: 50%;
                background: var(--primary);
                display: flex;
                align-items: center;
                justify-content: center;
                font-size: 12px;
                color: #fff;
            }
            .hamburger {
                display: flex;
                flex-direction: column;
                gap: 5px;
                padding: 6px;
                cursor: pointer;
            }
            .hamburger span {
                display: block;
                width: 22px;
                height: 2px;
                background: #fff;
                border-radius: 2px;
                transition: all var(--transition);
            }
            .hamburger.active span:nth-child(1) {
                transform: translateY(7px) rotate(45deg);
            }
            .hamburger.active span:nth-child(2) {
                opacity: 0;
            }
            .hamburger.active span:nth-child(3) {
                transform: translateY(-7px) rotate(-45deg);
            }
            .mobile-menu {
                display: none;
                position: fixed;
                top: 56px;
                left: 0;
                right: 0;
                bottom: 0;
                background: var(--dark);
                z-index: 59;
                padding: 16px;
                overflow-y: auto;
            }
            .mobile-menu.open {
                display: flex;
                flex-direction: column;
                gap: 4px;
            }
            .mobile-menu a {
                display: flex;
                align-items: center;
                gap: 10px;
                padding: 14px 16px;
                border-radius: var(--radius-md);
                color: rgba(255, 255, 255, 0.82);
                font-size: 15px;
                font-weight: 500;
                border-left: 3px solid transparent;
                transition: all var(--transition);
            }
            .mobile-menu a:hover {
                background: rgba(255, 255, 255, 0.08);
                color: #fff;
            }
            .mobile-menu a.active {
                background: rgba(255, 255, 255, 0.12);
                color: #fff;
                font-weight: 700;
                border-left-color: var(--primary);
            }
            .container {
                padding: 0 16px;
            }
            .section {
                padding: 48px 0;
            }
            .metric-bar .container {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .metric-number {
                font-size: 1.5rem;
            }
            .metric-label {
                font-size: 0.7rem;
            }
            .page-header h1 {
                font-size: 1.5rem;
            }
            .resource-grid {
                grid-template-columns: 1fr;
                gap: var(--space-md);
            }
            .resource-card {
                padding: var(--space-sm);
                gap: var(--space-sm);
            }
            .resource-icon {
                width: 44px;
                height: 44px;
                font-size: 1.2rem;
            }
            .info-list {
                grid-template-columns: 1fr;
                gap: var(--space-md);
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--space-xl);
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
                font-size: 0.72rem;
            }
            .footer-links {
                flex-wrap: wrap;
            }
            .cta-box {
                grid-template-columns: 1fr;
                gap: var(--space-lg);
            }
            .cta-info h2 {
                font-size: 1.3rem;
            }
            .cta-form {
                padding: var(--space-lg);
            }
            .resource-section-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .btn {
                padding: 8px 16px;
                font-size: 0.88rem;
            }
        }

        @media (max-width: 400px) {
            .metric-bar .container {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .metric-number {
                font-size: 1.2rem;
            }
            .resource-title {
                font-size: 0.9rem;
            }
            .tag-cloud {
                gap: 6px;
            }
            .tag {
                font-size: 0.7rem;
                padding: 3px 8px;
            }
        }