/* roulang page: index */
:root {
            --color-bg: #f8fbff;
            --color-surface: #ffffff;
            --color-surface-muted: #eef4fa;
            --color-primary: #2f6eb5;
            --color-primary-hover: #1f5796;
            --color-secondary: #a3c9f0;
            --color-accent: #1d9d7c;
            --color-text-primary: #14243d;
            --color-text-secondary: #516179;
            --color-border: #dbe7f3;
            --color-danger: #c44b4b;
            --shadow-sm: 0 1px 3px rgba(20, 36, 61, 0.08), 0 12px 36px rgba(20, 36, 61, 0.06);
            --shadow-hover: 0 4px 12px rgba(20, 36, 61, 0.1), 0 20px 48px rgba(20, 36, 61, 0.08);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-full: 999px;
            --font-hero: clamp(2rem, 4.8vw, 3.4rem);
            --font-h2: 2rem;
            --font-h3: 1.4rem;
            --font-body: 1rem;
            --font-note: 0.85rem;
            --transition: 0.2s ease;
            --max-width: 1200px;
            --gutter: 24px;
            --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, "Helvetica Neue", Arial, sans-serif;
        }

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

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

        body {
            font-family: var(--font-family);
            font-size: var(--font-body);
            line-height: 1.75;
            color: var(--color-text-primary);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

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

        ul, ol {
            list-style: none;
        }

        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
        }

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

        .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;
        }

        /* ============ Header / Nav ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(248, 251, 255, 0.94);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--color-border);
            transition: box-shadow var(--transition);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 16px rgba(20, 36, 61, 0.06);
        }

        .navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 12px 0;
            flex-wrap: wrap;
        }

        .navbar-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .navbar-logo a {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--color-text-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

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

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: var(--color-primary);
            color: #fff;
            flex-shrink: 0;
            font-size: 1.05rem;
            font-weight: 700;
            letter-spacing: 0;
        }

        .navbar-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }

        .navbar-menu a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-primary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            position: relative;
            transition: all var(--transition);
        }

        .navbar-menu a:hover,
        .navbar-menu a:focus-visible {
            color: var(--color-primary);
            background: var(--color-surface-muted);
        }

        .navbar-menu a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .navbar-menu a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            background: var(--color-secondary);
            border-radius: 2px;
        }

        .navbar-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            padding: 9px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.4;
            border: 1px solid transparent;
            white-space: nowrap;
        }

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

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

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

        .btn-primary:active {
            transform: translateY(0);
            background: #1a4e82;
        }

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

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

        .btn-outline:active {
            background: #e4edf7;
        }

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

        .btn-accent:hover {
            background: #178a6d;
            border-color: #178a6d;
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-accent:active {
            transform: translateY(0);
            background: #12765d;
        }

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

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

        .navbar-toggle {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 8px;
            cursor: pointer;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }

        .navbar-toggle:hover {
            background: var(--color-surface-muted);
        }

        .navbar-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text-primary);
            border-radius: 2px;
            transition: all var(--transition);
        }

        .navbar-toggle.active span:nth-child(1) {
            transform: translateY(6px) rotate(45deg);
        }

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

        .navbar-toggle.active span:nth-child(3) {
            transform: translateY(-6px) rotate(-45deg);
        }

        .mobile-menu {
            display: none;
            flex-direction: column;
            padding: 12px 0 16px;
            border-top: 1px solid var(--color-border);
            background: rgba(248, 251, 255, 0.98);
        }

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

        .mobile-menu a {
            padding: 12px var(--gutter);
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text-primary);
            border-bottom: 1px solid var(--color-border);
            transition: all var(--transition);
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--color-primary);
            background: var(--color-surface-muted);
        }

        .mobile-menu .mobile-actions {
            display: flex;
            gap: 10px;
            padding: 14px var(--gutter) 0;
        }

        /* ============ Hero ============ */
        .hero {
            position: relative;
            background: var(--color-bg);
            padding: 64px 0 72px;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 100%;
            max-width: 1400px;
            height: 100%;
            background-image:
                radial-gradient(circle at 20% 30%, rgba(163, 201, 240, 0.18) 0%, transparent 50%),
                radial-gradient(circle at 80% 70%, rgba(47, 110, 181, 0.08) 0%, transparent 45%);
            pointer-events: none;
        }

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

        .hero-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 48px;
            align-items: center;
        }

        .hero-content {
            max-width: 640px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 14px;
            background: var(--color-surface-muted);
            border: 1px solid var(--color-secondary);
            border-radius: var(--radius-full);
            font-size: var(--font-note);
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 20px;
        }

        .hero-badge .dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--color-accent);
            animation: pulse-dot 2s infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.6; transform: scale(1.3); }
        }

        .hero h1 {
            font-size: var(--font-hero);
            font-weight: 700;
            line-height: 1.28;
            color: var(--color-text-primary);
            letter-spacing: 0.01em;
            margin-bottom: 20px;
        }

        .hero-subtitle {
            font-size: 1.05rem;
            line-height: 1.85;
            color: var(--color-text-secondary);
            margin-bottom: 28px;
            max-width: 580px;
        }

        .hero-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }

        .hero-stats {
            display: flex;
            align-items: center;
            gap: 24px;
            flex-wrap: wrap;
            padding-top: 20px;
            border-top: 1px solid var(--color-border);
        }

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

        .hero-stat .stat-number {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.2;
        }

        .hero-stat .stat-label {
            font-size: var(--font-note);
            color: var(--color-text-secondary);
        }

        .hero-visual {
            position: relative;
            min-height: 380px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            background: var(--color-surface);
            border: 1px solid var(--color-border);
        }

        .hero-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            inset: 0;
        }

        .hero-visual-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to bottom, rgba(20, 36, 61, 0.25) 0%, rgba(20, 36, 61, 0.65) 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 24px;
        }

        .hero-visual-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.92);
            color: var(--color-text-primary);
            padding: 6px 12px;
            border-radius: var(--radius-full);
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 10px;
            align-self: flex-start;
        }

        .hero-visual-badge .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-accent);
        }

        .hero-visual h3 {
            color: #fff;
            font-size: 1.2rem;
            font-weight: 600;
            line-height: 1.5;
            margin-bottom: 6px;
        }

        .hero-visual p {
            color: rgba(255, 255, 255, 0.86);
            font-size: 0.9rem;
            line-height: 1.6;
        }

        /* ============ Sections ============ */
        .section {
            padding: 56px 0;
        }

        .section-alt {
            background: var(--color-surface);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .section-muted {
            background: var(--color-surface-muted);
        }

        .section-header {
            margin-bottom: 32px;
        }

        .section-header .label-tag {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            background: var(--color-surface-muted);
            border-radius: var(--radius-full);
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 12px;
            letter-spacing: 0.04em;
        }

        .section-header h2 {
            font-size: var(--font-h2);
            font-weight: 700;
            line-height: 1.4;
            color: var(--color-text-primary);
            margin-bottom: 10px;
            position: relative;
            padding-left: 18px;
        }

        .section-header h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 5px;
            height: calc(100% - 10px);
            min-height: 28px;
            background: var(--color-primary);
            border-radius: 3px;
        }

        .section-header p {
            font-size: 1.05rem;
            line-height: 1.8;
            color: var(--color-text-secondary);
            max-width: 720px;
            margin-left: 18px;
        }

        /* ============ Cards ============ */
        .card-grid {
            display: grid;
            gap: 20px;
        }

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

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

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

        .card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 22px 20px;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }

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

        .card-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: var(--color-surface-muted);
            color: var(--color-primary);
            font-size: 1.3rem;
            margin-bottom: 14px;
            flex-shrink: 0;
        }

        .card h3 {
            font-size: var(--font-h3);
            font-weight: 600;
            line-height: 1.5;
            color: var(--color-text-primary);
            margin-bottom: 8px;
        }

        .card p {
            font-size: 0.92rem;
            line-height: 1.7;
            color: var(--color-text-secondary);
        }

        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-top: 12px;
            transition: all var(--transition);
        }

        .card-link:hover {
            color: var(--color-primary-hover);
            gap: 8px;
        }

        /* ============ Process / Steps ============ */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .step-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            position: relative;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }

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

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            font-weight: 700;
            font-size: 0.9rem;
            margin-bottom: 14px;
        }

        .step-card h3 {
            font-size: 1.05rem;
            font-weight: 600;
            line-height: 1.5;
            margin-bottom: 8px;
            color: var(--color-text-primary);
        }

        .step-card p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: var(--color-text-secondary);
        }

        /* ============ Stats Bar ============ */
        .stats-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            align-items: center;
            justify-content: space-between;
            padding: 28px 24px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
        }

        .stat-item {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .stat-item .stat-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: var(--color-surface-muted);
            color: var(--color-accent);
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .stat-item .stat-info {
            display: flex;
            flex-direction: column;
        }

        .stat-item .stat-info strong {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--color-text-primary);
            line-height: 1.3;
        }

        .stat-item .stat-info span {
            font-size: 0.82rem;
            color: var(--color-text-secondary);
        }

        /* ============ Comparison ============ */
        .comparison-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            align-items: start;
        }

        .comparison-card {
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid var(--color-border);
            background: var(--color-surface);
            transition: all var(--transition);
        }

        .comparison-card.negative {
            border-color: #f0d6d6;
            background: #fdf8f8;
        }

        .comparison-card.positive {
            border-color: #cfe8df;
            background: #f8fdfb;
        }

        .comparison-card .comparison-title {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 1.05rem;
            margin-bottom: 14px;
        }

        .comparison-card.negative .comparison-title {
            color: var(--color-danger);
        }

        .comparison-card.positive .comparison-title {
            color: var(--color-accent);
        }

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

        .comparison-list li {
            font-size: 0.92rem;
            line-height: 1.7;
            color: var(--color-text-secondary);
            padding-left: 18px;
            position: relative;
        }

        .comparison-list li::before {
            content: '—';
            position: absolute;
            left: 0;
            color: var(--color-text-secondary);
            opacity: 0.6;
        }

        /* ============ News ============ */
        .news-list {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
        }

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

        .news-item:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--color-secondary);
        }

        .news-item img {
            width: 120px;
            height: 82px;
            object-fit: cover;
            border-radius: 6px;
            flex-shrink: 0;
        }

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

        .news-date {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--color-primary);
            background: var(--color-surface-muted);
            padding: 2px 10px;
            border-radius: var(--radius-full);
            margin-bottom: 6px;
        }

        .news-item h3 {
            font-size: 1rem;
            font-weight: 600;
            line-height: 1.5;
            color: var(--color-text-primary);
            margin-bottom: 4px;
        }

        .news-item p {
            font-size: 0.88rem;
            line-height: 1.65;
            color: var(--color-text-secondary);
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-item .read-more {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .news-item .read-more:hover {
            color: var(--color-primary-hover);
        }

        /* ============ FAQ ============ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 780px;
        }

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

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

        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 16px 20px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text-primary);
            cursor: pointer;
            background: #f0f6fc;
            list-style: none;
            transition: background var(--transition);
            user-select: none;
        }

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

        .faq-item summary:hover {
            background: #e4edf7;
        }

        .faq-item summary .faq-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 22px;
            height: 22px;
            border-radius: 50%;
            background: var(--color-secondary);
            color: var(--color-text-primary);
            font-size: 0.8rem;
            flex-shrink: 0;
            transition: transform var(--transition);
        }

        .faq-item[open] summary {
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
        }

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

        .faq-answer {
            padding: 16px 20px;
            font-size: 0.9rem;
            line-height: 1.75;
            color: var(--color-text-secondary);
        }

        /* ============ Trust/Guarantee ============ */
        .trust-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .trust-item {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 14px 16px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-primary);
            transition: all var(--transition);
        }

        .trust-item:hover {
            border-color: var(--color-secondary);
            box-shadow: var(--shadow-sm);
        }

        .trust-item .trust-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--color-surface-muted);
            color: var(--color-accent);
            font-size: 1rem;
            flex-shrink: 0;
        }

        /* ============ Brand Intro ============ */
        .brand-intro {
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 32px;
            align-items: center;
            padding: 32px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
        }

        .brand-intro-text h2 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 12px;
        }

        .brand-intro-text p {
            font-size: 0.95rem;
            line-height: 1.85;
            color: var(--color-text-secondary);
        }

        .brand-intro-data {
            display: flex;
            flex-direction: column;
            gap: 10px;
            padding: 16px 20px;
            background: var(--color-surface-muted);
            border-radius: var(--radius-md);
            min-width: 180px;
            text-align: center;
        }

        .brand-intro-data strong {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.3;
        }

        .brand-intro-data span {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
        }

        /* ============ Deep Content / Article ============ */
        .article-block {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow-sm);
        }

        .article-block h2 {
            font-size: 1.5rem;
            font-weight: 700;
            line-height: 1.45;
            color: var(--color-text-primary);
            margin-bottom: 18px;
            padding-left: 16px;
            position: relative;
        }

        .article-block h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 5px;
            height: calc(100% - 8px);
            min-height: 24px;
            background: var(--color-primary);
            border-radius: 3px;
        }

        .article-block h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--color-text-primary);
            margin-bottom: 10px;
            margin-top: 20px;
        }

        .article-block p {
            font-size: 0.95rem;
            line-height: 1.9;
            color: var(--color-text-secondary);
            margin-bottom: 14px;
        }

        .article-block .article-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 0.82rem;
            color: var(--color-text-secondary);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .article-block .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .article-block img {
            width: 100%;
            height: auto;
            border-radius: var(--radius-sm);
            margin: 16px 0;
            object-fit: cover;
        }

        .article-block .data-points {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin: 16px 0;
        }

        .article-block .data-point {
            padding: 12px 18px;
            background: var(--color-surface-muted);
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-text-primary);
            border: 1px solid var(--color-border);
        }

        .article-block .data-point strong {
            color: var(--color-primary);
            font-size: 1.1rem;
            margin-right: 4px;
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            margin: 16px 0;
            font-size: 0.9rem;
        }

        .comparison-table th,
        .comparison-table td {
            padding: 12px 16px;
            text-align: left;
            border-bottom: 1px solid var(--color-border);
        }

        .comparison-table th {
            font-weight: 600;
            color: var(--color-text-primary);
            background: var(--color-surface-muted);
            font-size: 0.88rem;
        }

        .comparison-table td {
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        .comparison-table tr:hover td {
            background: #f8fbff;
        }

        /* ============ League Strip ============ */
        .league-strip {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 14px;
        }

        .league-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 18px 14px;
            text-align: center;
            transition: all var(--transition);
            cursor: default;
            box-shadow: var(--shadow-sm);
            min-height: 100px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
        }

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

        .league-card .league-abbr {
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
            letter-spacing: 0.08em;
        }

        .league-card .league-name {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text-primary);
        }

        .league-card .league-count {
            font-size: 0.78rem;
            color: var(--color-text-secondary);
            margin-top: 4px;
        }

        /* ============ Play Entry ============ */
        .play-entry-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .play-entry-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 18px 16px;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
            text-align: center;
        }

        .play-entry-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--color-secondary);
            transform: translateY(-2px);
        }

        .play-entry-card .entry-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: var(--color-surface-muted);
            color: var(--color-primary);
            font-size: 1.2rem;
            margin: 0 auto 10px;
        }

        .play-entry-card h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-text-primary);
            margin-bottom: 4px;
        }

        .play-entry-card p {
            font-size: 0.82rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* ============ Tool Section ============ */
        .tool-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .tool-card {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 18px 20px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .tool-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--color-secondary);
        }

        .tool-card .tool-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: var(--color-surface-muted);
            color: var(--color-primary);
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .tool-card h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-text-primary);
            margin-bottom: 4px;
        }

        .tool-card p {
            font-size: 0.85rem;
            line-height: 1.65;
            color: var(--color-text-secondary);
        }

        /* ============ Update Timeline ============ */
        .update-timeline {
            display: flex;
            flex-direction: column;
            gap: 14px;
            padding-left: 20px;
            border-left: 2px solid var(--color-secondary);
        }

        .update-item {
            position: relative;
            padding-left: 16px;
            padding-bottom: 14px;
        }

        .update-item::before {
            content: '';
            position: absolute;
            left: -24px;
            top: 8px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--color-primary);
            border: 2px solid var(--color-bg);
        }

        .update-item .update-time {
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 2px;
            display: block;
        }

        .update-item p {
            font-size: 0.9rem;
            line-height: 1.65;
            color: var(--color-text-secondary);
        }

        /* ============ Sticky Bottom CTA ============ */
        .sticky-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 30;
            background: #fff;
            border-top: 1px solid var(--color-border);
            box-shadow: 0 -4px 24px rgba(20, 36, 61, 0.08);
            padding: 12px 0;
            display: none;
            animation: slideUp 0.3s ease;
        }

        .sticky-cta.visible {
            display: block;
        }

        @keyframes slideUp {
            from { transform: translateY(100%); }
            to { transform: translateY(0); }
        }

        .sticky-cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .sticky-cta-text {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .sticky-cta-text span {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text-primary);
        }

        .sticky-cta-text small {
            font-size: 0.82rem;
            color: var(--color-text-secondary);
            display: block;
        }

        .sticky-cta-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .sticky-cta .close-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-surface-muted);
            color: var(--color-text-secondary);
            font-size: 0.9rem;
            cursor: pointer;
            transition: all var(--transition);
            flex-shrink: 0;
        }

        .sticky-cta .close-btn:hover {
            background: #e0e7f0;
            color: var(--color-text-primary);
        }

        /* ============ Footer ============ */
        .site-footer {
            background: #14243d;
            color: rgba(255, 255, 255, 0.8);
            padding: 48px 0 28px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 28px;
        }

        .footer-brand .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.2rem;
            color: #fff;
            margin-bottom: 12px;
        }

        .footer-brand .footer-logo .logo-icon {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
        }

        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.65);
            max-width: 280px;
        }

        .footer-col h4 {
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            margin-bottom: 14px;
        }

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

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.88rem;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.65);
        }

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

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

        /* ============ Responsive ============ */
        @media (max-width: 1024px) {
            :root {
                --font-h2: 1.7rem;
                --gutter: 20px;
            }

            .hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .hero-visual {
                min-height: 300px;
            }

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

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

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

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

            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }

            .navbar-menu {
                position: absolute;
                left: 0;
                right: 0;
                top: 100%;
                background: rgba(248, 251, 255, 0.98);
                flex-direction: column;
                align-items: stretch;
                padding: 8px 16px 16px;
                border-bottom: 1px solid var(--color-border);
                display: none;
                box-shadow: 0 8px 32px rgba(20, 36, 61, 0.08);
            }

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

            .navbar-menu a {
                padding: 12px 8px;
                border-bottom: 1px solid var(--color-border);
                border-radius: 0;
            }

            .navbar-menu a:last-child {
                border-bottom: none;
            }

            .navbar-toggle {
                display: flex;
            }

            .navbar-actions {
                display: none;
            }

            .navbar-actions.mobile-visible {
                display: flex;
            }
        }

        @media (max-width: 768px) {
            :root {
                --font-hero: 1.8rem;
                --font-h2: 1.5rem;
                --font-h3: 1.2rem;
                --gutter: 16px;
            }

            .section {
                padding: 40px 0;
            }

            .hero {
                padding: 40px 0 48px;
            }

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

            .hero-stats {
                gap: 16px;
            }

            .hero-stat .stat-number {
                font-size: 1.2rem;
            }

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

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

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

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

            .brand-intro {
                grid-template-columns: 1fr;
                padding: 22px;
            }

            .brand-intro-data {
                flex-direction: row;
                justify-content: space-around;
                min-width: auto;
            }

            .league-strip {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }

            .play-entry-grid {
                grid-template-columns: 1fr;
            }

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

            .news-item {
                flex-direction: column;
                align-items: flex-start;
                padding: 14px;
                gap: 12px;
            }

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

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

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }

            .sticky-cta-inner {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
                padding: 0 4px;
            }

            .sticky-cta-text {
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
            }

            .sticky-cta-actions {
                width: 100%;
                justify-content: flex-start;
                flex-wrap: wrap;
            }

            .article-block {
                padding: 20px;
            }

            .article-block h2 {
                font-size: 1.3rem;
            }

            .comparison-table {
                font-size: 0.8rem;
            }

            .comparison-table th,
            .comparison-table td {
                padding: 8px 10px;
            }
        }

        @media (max-width: 576px) {
            .hero-visual {
                min-height: 220px;
            }

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

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

            .league-card {
                min-height: 80px;
                padding: 12px 8px;
            }

            .sticky-cta {
                padding: 10px 0;
            }

            .sticky-cta-text span {
                font-size: 0.85rem;
            }

            .sticky-cta-actions .btn {
                padding: 8px 14px;
                font-size: 0.82rem;
            }

            .section-header h2 {
                padding-left: 14px;
            }

            .section-header p {
                margin-left: 14px;
                font-size: 0.95rem;
            }
        }

/* roulang page: category2 */
:root {
            --color-bg: #f8fbff;
            --color-surface: #ffffff;
            --color-surface-muted: #eef4fa;
            --color-primary: #2f6eb5;
            --color-primary-hover: #1f5796;
            --color-secondary: #a3c9f0;
            --color-accent: #1d9d7c;
            --color-text-primary: #14243d;
            --color-text-secondary: #516179;
            --color-border: #dbe7f3;
            --color-danger: #c44b4b;
            --shadow-sm: 0 1px 3px rgba(20, 36, 61, 0.08), 0 12px 36px rgba(20, 36, 61, 0.06);
            --shadow-hover: 0 4px 12px rgba(20, 36, 61, 0.1), 0 20px 48px rgba(20, 36, 61, 0.08);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-full: 999px;
            --font-hero: clamp(2rem, 4.8vw, 3.4rem);
            --font-h2: 2rem;
            --font-h3: 1.4rem;
            --font-body: 1rem;
            --font-note: 0.85rem;
            --transition: 0.2s ease;
            --max-width: 1200px;
            --gutter: 24px;
            --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, "Helvetica Neue", Arial, sans-serif;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-family);
            font-size: var(--font-body);
            line-height: 1.75;
            color: var(--color-text-primary);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--color-primary-hover);
        }
        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--gutter);
            width: 100%;
        }
        .visually-hidden {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(248, 251, 255, 0.94);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--color-border);
            transition: box-shadow var(--transition);
        }
        .site-header.scrolled {
            box-shadow: 0 2px 16px rgba(20, 36, 61, 0.06);
        }
        .navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 12px 0;
            flex-wrap: wrap;
        }
        .navbar-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .navbar-logo a {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--color-text-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .navbar-logo a:hover {
            color: var(--color-primary);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: var(--color-primary);
            color: #fff;
            flex-shrink: 0;
            font-size: 1.05rem;
            font-weight: 700;
        }
        .navbar-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }
        .navbar-menu a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-primary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            position: relative;
            transition: all var(--transition);
        }
        .navbar-menu a:hover,
        .navbar-menu a:focus-visible {
            color: var(--color-primary);
            background: var(--color-surface-muted);
        }
        .navbar-menu a.active {
            color: var(--color-primary);
            font-weight: 600;
        }
        .navbar-menu a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            background: var(--color-secondary);
            border-radius: 2px;
        }
        .navbar-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .navbar-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 40px;
            height: 40px;
            padding: 8px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: background var(--transition);
        }
        .navbar-toggle:hover {
            background: var(--color-surface-muted);
        }
        .navbar-toggle span {
            display: block;
            width: 100%;
            height: 2px;
            background: var(--color-text-primary);
            border-radius: 2px;
            transition: transform var(--transition), opacity var(--transition);
        }
        .navbar-toggle[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .navbar-toggle[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }
        .navbar-toggle[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            padding: 9px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.4;
            border: 1px solid transparent;
            white-space: nowrap;
        }
        .btn:focus-visible {
            outline: 2px dashed var(--color-primary);
            outline-offset: 2px;
        }
        .btn-primary {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }
        .btn-primary:hover {
            background: var(--color-primary-hover);
            border-color: var(--color-primary-hover);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-sm);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }
        .btn-outline {
            background: transparent;
            color: var(--color-primary);
            border-color: var(--color-primary);
        }
        .btn-outline:hover {
            background: var(--color-surface-muted);
            color: var(--color-primary-hover);
            border-color: var(--color-primary-hover);
            transform: translateY(-1px);
        }
        .btn-outline:active {
            transform: translateY(0);
        }
        .btn-ghost {
            background: var(--color-surface-muted);
            color: var(--color-text-primary);
            border-color: var(--color-border);
        }
        .btn-ghost:hover {
            background: var(--color-secondary);
            color: var(--color-text-primary);
            border-color: var(--color-secondary);
            transform: translateY(-1px);
        }

        /* Page Hero */
        .page-hero {
            padding: 56px 0 40px;
            background: var(--color-bg);
            position: relative;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            top: 0;
            right: -120px;
            width: 460px;
            height: 460px;
            background: var(--color-surface-muted);
            border-radius: 50%;
            opacity: 0.7;
            pointer-events: none;
        }
        .page-hero .container {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: minmax(0, 1fr) 320px;
            gap: 40px;
            align-items: center;
        }
        .page-hero-content h1 {
            font-size: clamp(1.9rem, 4.2vw, 2.9rem);
            font-weight: 700;
            line-height: 1.25;
            color: var(--color-text-primary);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }
        .page-hero-content .subtitle {
            font-size: 1.05rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
            max-width: 720px;
        }
        .page-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 14px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-full);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--color-primary);
            margin-bottom: 16px;
            box-shadow: var(--shadow-sm);
        }
        .page-hero-badge .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-accent);
        }
        .page-hero-visual {
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }
        .page-hero-visual img {
            width: 100%;
            max-width: 320px;
            height: auto;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-hover);
            object-fit: cover;
        }

        /* Intro panels */
        .section-intro {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 280px;
            gap: 32px;
            align-items: start;
        }
        .section-intro-text .section-label {
            display: inline-block;
            padding: 4px 10px;
            background: var(--color-surface-muted);
            color: var(--color-primary);
            border-radius: var(--radius-full);
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 10px;
        }
        .section-intro-text h2 {
            font-size: var(--font-h2);
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 14px;
            color: var(--color-text-primary);
            letter-spacing: -0.01em;
        }
        .section-intro-text p {
            color: var(--color-text-secondary);
            font-size: 0.98rem;
            line-height: 1.85;
        }
        .data-sidebar {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 20px;
            box-shadow: var(--shadow-sm);
        }
        .data-sidebar h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 14px;
        }
        .data-sidebar-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px solid var(--color-border);
        }
        .data-sidebar-item:last-child {
            border-bottom: none;
        }
        .data-sidebar-item span {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
        }
        .data-sidebar-item strong {
            font-size: 0.95rem;
            color: var(--color-text-primary);
            font-weight: 600;
        }
        .data-sidebar-item strong.accent {
            color: var(--color-accent);
        }

        /* Compare cards */
        .compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .compare-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px 26px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .compare-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .compare-card h3 {
            font-size: var(--font-h3);
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--color-text-primary);
        }
        .compare-card ul {
            list-style: none;
            padding: 0;
        }
        .compare-card li {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            padding: 7px 0;
            font-size: 0.92rem;
            color: var(--color-text-secondary);
            line-height: 1.65;
        }
        .compare-card li::before {
            content: '';
            flex-shrink: 0;
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--color-primary);
            margin-top: 9px;
        }
        .compare-card.muted li::before {
            background: var(--color-secondary);
        }
        .compare-card .card-tag {
            display: inline-block;
            padding: 3px 10px;
            border-radius: var(--radius-full);
            font-size: 0.75rem;
            font-weight: 600;
            background: var(--color-surface-muted);
            color: var(--color-text-secondary);
            margin-bottom: 10px;
        }

        /* List */
        .section-block {
            padding: 48px 0;
        }
        .section-block.alt {
            background: var(--color-surface);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }
        .section-title {
            font-size: var(--font-h2);
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 10px;
            color: var(--color-text-primary);
            letter-spacing: -0.01em;
        }
        .section-desc {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            margin-bottom: 24px;
            line-height: 1.8;
            max-width: 720px;
        }
        .analysis-list {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
        }
        .analysis-item {
            display: grid;
            grid-template-columns: 220px minmax(0, 1fr) auto;
            gap: 20px;
            align-items: center;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .analysis-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: var(--color-secondary);
        }
        .analysis-match {
            text-align: center;
        }
        .analysis-match .teams {
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 4px;
            font-size: 0.95rem;
            line-height: 1.4;
        }
        .analysis-match .league {
            font-size: 0.8rem;
            color: var(--color-text-secondary);
        }
        .analysis-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--color-text-primary);
        }
        .analysis-body p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }
        .analysis-action {
            flex-shrink: 0;
        }
        .analysis-action .btn {
            padding: 8px 16px;
            font-size: 0.85rem;
        }
        .analysis-meta {
            display: flex;
            gap: 12px;
            align-items: center;
            margin-top: 6px;
            font-size: 0.8rem;
            color: var(--color-text-secondary);
            flex-wrap: wrap;
        }
        .analysis-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .analysis-meta .tag {
            padding: 2px 8px;
            background: var(--color-surface-muted);
            border-radius: var(--radius-full);
            font-size: 0.75rem;
            font-weight: 500;
        }
        .tag.hot {
            background: #fdecec;
            color: var(--color-danger);
        }
        .tag.green {
            background: #e6f5ef;
            color: var(--color-accent);
        }

        /* Tags strip */
        .tag-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tag-strip a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-full);
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all var(--transition);
        }
        .tag-strip a:hover {
            background: var(--color-primary);
            border-color: var(--color-primary);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-sm);
        }

        /* Data cards */
        .data-card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .data-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 22px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .data-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .data-card .icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: var(--color-surface-muted);
            color: var(--color-primary);
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .data-card h3 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 6px;
        }
        .data-card p {
            font-size: 0.88rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }
        .data-card .big-number {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        /* Rules */
        .rules-box {
            background: var(--color-surface);
            border-left: 4px solid var(--color-primary);
            border-radius: var(--radius-sm);
            padding: 22px 24px;
            box-shadow: var(--shadow-sm);
        }
        .rules-box p {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.9;
        }

        /* FAQ */
        .faq-group {
            display: grid;
            gap: 12px;
        }
        details.faq-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 0;
            overflow: hidden;
            transition: border-color var(--transition);
        }
        details.faq-item:hover {
            border-color: var(--color-secondary);
        }
        details.faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 20px;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text-primary);
            background: var(--color-surface-muted);
            border-bottom: 1px solid transparent;
            list-style: none;
            transition: background var(--transition);
        }
        details.faq-item summary::-webkit-details-marker {
            display: none;
        }
        details.faq-item summary:hover {
            background: #e6eef7;
        }
        details.faq-item[open] summary {
            border-bottom-color: var(--color-border);
            background: var(--color-surface);
        }
        details.faq-item .faq-answer {
            padding: 16px 20px 20px;
            font-size: 0.92rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
        }
        details.faq-item .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-size: 1.2rem;
            transition: transform var(--transition);
        }
        details.faq-item[open] .faq-icon {
            transform: rotate(45deg);
        }

        /* CTA */
        .cta-box {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            position: relative;
            overflow: hidden;
        }
        .cta-box::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--color-primary);
        }
        .cta-box h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--color-text-primary);
        }
        .cta-box p {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            margin-bottom: 22px;
            line-height: 1.8;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-box .btn {
            padding: 11px 26px;
            font-size: 0.95rem;
        }

        /* Footer */
        .site-footer {
            background: #14243d;
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 24px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.8;
            margin-top: 12px;
            max-width: 320px;
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.15rem;
            color: #fff;
        }
        .footer-logo .logo-icon {
            width: 30px;
            height: 30px;
            font-size: 0.9rem;
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
        }
        .footer-col li {
            margin-bottom: 8px;
        }
        .footer-col a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
            transition: color var(--transition);
        }
        .footer-col a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-legal {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.7);
        }
        .footer-bottom a:hover {
            color: #fff;
        }

        /* Responsive */
        @media (max-width: 992px) {
            .navbar {
                position: relative;
            }
            .navbar-toggle {
                display: flex;
                order: 3;
            }
            .navbar-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                flex-direction: column;
                align-items: stretch;
                background: var(--color-surface);
                border: 1px solid var(--color-border);
                border-radius: var(--radius-md);
                padding: 12px;
                box-shadow: var(--shadow-hover);
                gap: 4px;
            }
            .navbar-menu.open {
                display: flex;
            }
            .navbar-menu a {
                padding: 10px 14px;
                width: 100%;
            }
            .navbar-menu a.active::after {
                display: none;
            }
            .navbar-menu a.active {
                background: var(--color-surface-muted);
            }
            .navbar-actions {
                order: 2;
                margin-left: auto;
            }
            .page-hero .container {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .page-hero-visual {
                justify-content: flex-start;
            }
            .page-hero-visual img {
                max-width: 280px;
            }
            .section-intro {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .compare-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .analysis-item {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .analysis-match {
                text-align: left;
            }
            .data-card-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 576px) {
            :root {
                --font-h2: 1.5rem;
                --font-h3: 1.2rem;
                --gutter: 16px;
            }
            .navbar {
                padding: 10px 0;
            }
            .navbar-actions .btn {
                padding: 7px 12px;
                font-size: 0.82rem;
            }
            .page-hero {
                padding: 36px 0 28px;
            }
            .page-hero-content h1 {
                font-size: 1.7rem;
            }
            .page-hero-visual img {
                max-width: 100%;
            }
            .section-block {
                padding: 32px 0;
            }
            .data-card-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .tag-strip a {
                padding: 6px 12px;
                font-size: 0.82rem;
            }
            .cta-box {
                padding: 26px 16px;
            }
            .cta-box h2 {
                font-size: 1.25rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .analysis-action .btn {
                width: 100%;
            }
        }

/* roulang page: category3 */
:root {
            --color-bg: #f8fbff;
            --color-surface: #ffffff;
            --color-surface-muted: #eef4fa;
            --color-primary: #2f6eb5;
            --color-primary-hover: #1f5796;
            --color-secondary: #a3c9f0;
            --color-accent: #1d9d7c;
            --color-text-primary: #14243d;
            --color-text-secondary: #516179;
            --color-border: #dbe7f3;
            --color-danger: #c44b4b;
            --shadow-sm: 0 1px 3px rgba(20, 36, 61, 0.08), 0 12px 36px rgba(20, 36, 61, 0.06);
            --shadow-hover: 0 4px 12px rgba(20, 36, 61, 0.1), 0 20px 48px rgba(20, 36, 61, 0.08);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-full: 999px;
            --font-hero: clamp(2rem, 4.8vw, 3.4rem);
            --font-h2: 1.7rem;
            --font-h3: 1.4rem;
            --font-body: 1rem;
            --font-note: 0.85rem;
            --transition: 0.2s ease;
            --max-width: 1200px;
            --gutter: 20px;
            --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, "Helvetica Neue", Arial, sans-serif;
        }

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

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

        body {
            font-family: var(--font-family);
            font-size: var(--font-body);
            line-height: 1.75;
            color: var(--color-text-primary);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            overflow-x: hidden;
        }

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

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
        }

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

        /* ============ Header / Nav ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(248, 251, 255, 0.94);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--color-border);
            transition: box-shadow var(--transition);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 16px rgba(20, 36, 61, 0.06);
        }

        .navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 12px 0;
            flex-wrap: wrap;
            position: relative;
        }

        .navbar-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .navbar-logo a {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--color-text-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

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

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: var(--color-primary);
            color: #fff;
            flex-shrink: 0;
            font-size: 1.05rem;
            font-weight: 700;
            letter-spacing: 0;
        }

        .navbar-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }

        .navbar-menu a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-primary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            position: relative;
            transition: all var(--transition);
        }

        .navbar-menu a:hover,
        .navbar-menu a:focus-visible {
            color: var(--color-primary);
            background: var(--color-surface-muted);
        }

        .navbar-menu a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .navbar-menu a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            background: var(--color-secondary);
            border-radius: 2px;
        }

        .navbar-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            padding: 9px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.4;
            border: 1px solid transparent;
            white-space: nowrap;
        }

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

        .btn-outline:hover {
            background: var(--color-surface-muted);
            color: var(--color-primary-hover);
            border-color: var(--color-primary);
        }

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

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

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

        .navbar-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            width: 40px;
            height: 40px;
            padding: 8px;
            border-radius: var(--radius-sm);
            background: var(--color-surface-muted);
            cursor: pointer;
            align-items: center;
            justify-content: center;
        }

        .navbar-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--color-text-primary);
            border-radius: 2px;
            transition: all var(--transition);
        }

        .navbar-toggle[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .navbar-toggle[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }

        .navbar-toggle[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ============ Page header ============ */
        .page-header {
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            padding: 32px 0 28px;
            margin-bottom: 36px;
        }

        .page-header-content {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }

        .page-header-main {
            flex: 1 1 520px;
        }

        .page-header-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            background: var(--color-surface-muted);
            color: var(--color-primary);
            font-size: var(--font-note);
            font-weight: 600;
            margin-bottom: 12px;
        }

        .page-header h1 {
            font-size: clamp(1.9rem, 4vw, 2.6rem);
            font-weight: 700;
            line-height: 1.35;
            margin: 0 0 14px;
            color: var(--color-text-primary);
        }

        .page-header-summary {
            font-size: 1rem;
            line-height: 1.85;
            color: var(--color-text-secondary);
            margin: 0;
            max-width: 780px;
        }

        /* ============ Section base ============ */
        main {
            background: var(--color-bg);
        }

        .section {
            padding: 36px 0 20px;
        }

        .section-alt {
            background: var(--color-surface);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .section-heading {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 20px;
        }

        .section-heading h2 {
            font-size: var(--font-h2);
            font-weight: 700;
            margin: 0;
            color: var(--color-text-primary);
            line-height: 1.4;
        }

        .section-heading::before {
            content: '';
            width: 24px;
            height: 4px;
            border-radius: 2px;
            background: var(--color-primary);
            flex-shrink: 0;
        }

        .section-subtitle {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin: 0 0 16px;
            max-width: 860px;
        }

        /* ============ Intro + stats ============ */
        .intro-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr;
            gap: 24px;
            align-items: stretch;
        }

        .intro-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 22px 24px;
            box-shadow: var(--shadow-sm);
        }

        .intro-card h2 {
            font-size: var(--font-h3);
            font-weight: 700;
            margin: 0 0 10px;
            color: var(--color-text-primary);
        }

        .intro-card p {
            font-size: 0.95rem;
            line-height: 1.85;
            color: var(--color-text-secondary);
            margin: 0;
        }

        .stats-panel {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 22px 24px;
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
            gap: 18px;
        }

        .stat-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding-bottom: 14px;
            border-bottom: 1px solid var(--color-border);
        }

        .stat-item:last-child {
            padding-bottom: 0;
            border-bottom: none;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            font-weight: 500;
        }

        .stat-value {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
        }

        /* ============ Article body ============ */
        .article-body {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 28px 30px;
            box-shadow: var(--shadow-sm);
        }

        .article-body h2 {
            font-size: var(--font-h2);
            font-weight: 700;
            margin: 0 0 18px;
            color: var(--color-text-primary);
            line-height: 1.45;
        }

        .article-body h3 {
            font-size: var(--font-h3);
            font-weight: 600;
            margin: 22px 0 10px;
            color: var(--color-text-primary);
            line-height: 1.45;
        }

        .article-body p {
            font-size: 0.97rem;
            line-height: 1.9;
            color: var(--color-text-secondary);
            margin: 0 0 16px;
        }

        .article-body ul,
        .article-body ol {
            margin: 0 0 16px;
            padding-left: 22px;
            color: var(--color-text-secondary);
            font-size: 0.97rem;
            line-height: 1.85;
        }

        .article-body ul li,
        .article-body ol li {
            margin-bottom: 6px;
        }

        .article-body strong {
            color: var(--color-text-primary);
            font-weight: 600;
        }

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

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

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

        .card-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--color-surface-muted);
            position: relative;
        }

        .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }

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

        .card-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .card-tag {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            border-radius: var(--radius-full);
            background: var(--color-surface-muted);
            color: var(--color-primary);
            font-size: 0.8rem;
            font-weight: 600;
            align-self: flex-start;
            margin-bottom: 8px;
        }

        .card-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--color-text-primary);
            line-height: 1.5;
        }

        .card-body p {
            font-size: 0.9rem;
            line-height: 1.75;
            color: var(--color-text-secondary);
            margin: 0 0 12px;
            flex: 1;
        }

        .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            font-size: 0.82rem;
            color: var(--color-text-secondary);
            border-top: 1px solid var(--color-border);
            padding-top: 12px;
        }

        .card-link {
            font-weight: 600;
            color: var(--color-primary);
            font-size: 0.85rem;
        }

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

        /* ============ Tag strip ============ */
        .tag-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }

        .tag-chip {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            border-radius: var(--radius-full);
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            color: var(--color-text-secondary);
            font-size: 0.88rem;
            font-weight: 500;
            transition: all var(--transition);
        }

        .tag-chip:hover {
            background: var(--color-surface-muted);
            border-color: var(--color-secondary);
            color: var(--color-primary);
        }

        /* ============ Dashboard cards ============ */
        .dashboard-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .dashboard-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 20px 22px;
            box-shadow: var(--shadow-sm);
            text-align: center;
        }

        .dashboard-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.3;
            display: block;
            margin-bottom: 4px;
        }

        .dashboard-label {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            font-weight: 500;
        }

        /* ============ Rule strip ============ */
        .rule-strip {
            background: var(--color-surface);
            border-left: 4px solid var(--color-primary);
            border-radius: var(--radius-sm);
            padding: 18px 22px;
            box-shadow: var(--shadow-sm);
        }

        .rule-strip h3 {
            font-size: var(--font-h3);
            font-weight: 700;
            margin: 0 0 10px;
            color: var(--color-text-primary);
        }

        .rule-strip p {
            font-size: 0.93rem;
            line-height: 1.85;
            color: var(--color-text-secondary);
            margin: 0;
        }

        /* ============ FAQ ============ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 820px;
        }

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

        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 16px 20px;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.97rem;
            color: var(--color-text-primary);
            background: #f0f6fc;
            list-style: none;
            user-select: none;
        }

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

        .faq-item summary::after {
            content: '+';
            font-size: 1.4rem;
            font-weight: 400;
            color: var(--color-primary);
            transition: transform var(--transition);
            flex-shrink: 0;
        }

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

        .faq-answer {
            padding: 16px 20px 20px;
            background: var(--color-surface);
            font-size: 0.93rem;
            line-height: 1.85;
            color: var(--color-text-secondary);
        }

        .faq-answer p {
            margin: 0;
        }

        /* ============ CTA section ============ */
        .cta-section {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 32px 28px;
            text-align: center;
            box-shadow: var(--shadow-sm);
        }

        .cta-section h2 {
            font-size: var(--font-h2);
            font-weight: 700;
            margin: 0 0 10px;
            color: var(--color-text-primary);
        }

        .cta-section p {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin: 0 0 20px;
        }

        .cta-actions {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        /* ============ Footer ============ */
        .site-footer {
            background: #14243d;
            color: #b8c7db;
            padding: 44px 0 24px;
            margin-top: 48px;
        }

        .site-footer a {
            color: #b8c7db;
            transition: color var(--transition);
        }

        .site-footer a:hover {
            color: #ffffff;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 28px;
            margin-bottom: 28px;
        }

        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.8;
            color: #9db0c8;
            margin: 8px 0 0;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.15rem;
            color: #ffffff;
        }

        .footer-logo .logo-icon {
            width: 32px;
            height: 32px;
            font-size: 0.95rem;
            background: var(--color-primary);
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #ffffff;
            margin: 0 0 12px;
            letter-spacing: 0.04em;
        }

        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            font-size: 0.88rem;
            line-height: 1.6;
        }

        .footer-bottom {
            border-top: 1px solid rgba(184, 199, 219, 0.25);
            padding-top: 18px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 0.85rem;
            color: #9db0c8;
        }

        .footer-legal {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-bottom a {
            color: #b8c7db;
            text-decoration: underline;
            text-underline-offset: 2px;
        }

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

        /* ============ Responsive ============ */
        @media (max-width: 992px) {
            .navbar-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--color-surface);
                border: 1px solid var(--color-border);
                border-radius: var(--radius-md);
                box-shadow: var(--shadow-hover);
                padding: 12px 16px;
                flex-direction: column;
                align-items: stretch;
                gap: 6px;
                z-index: 50;
            }

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

            .navbar-menu a {
                padding: 12px 14px;
                width: 100%;
                border-radius: var(--radius-sm);
            }

            .navbar-menu a.active::after {
                left: 14px;
                right: 14px;
                bottom: 4px;
            }

            .navbar-toggle {
                display: flex;
            }

            .navbar-actions {
                margin-left: auto;
            }

            .navbar-actions .btn {
                padding: 8px 14px;
                font-size: 0.84rem;
            }

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

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

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

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

        @media (max-width: 576px) {
            :root {
                --gutter: 16px;
                --font-h2: 1.5rem;
                --font-h3: 1.2rem;
            }

            .navbar {
                padding: 10px 0;
                gap: 10px;
            }

            .navbar-logo a {
                font-size: 1rem;
            }

            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
            }

            .navbar-actions {
                gap: 6px;
            }

            .navbar-actions .btn {
                padding: 7px 10px;
                font-size: 0.78rem;
            }

            .page-header {
                padding: 22px 0 20px;
                margin-bottom: 24px;
            }

            .page-header h1 {
                font-size: 1.7rem;
            }

            .section {
                padding: 24px 0 16px;
            }

            .article-body {
                padding: 20px 18px;
            }

            .cta-section {
                padding: 24px 18px;
            }

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

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }

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

/* roulang page: category1 */
:root {
            --color-bg: #f8fbff;
            --color-surface: #ffffff;
            --color-surface-muted: #eef4fa;
            --color-primary: #2f6eb5;
            --color-primary-hover: #1f5796;
            --color-secondary: #a3c9f0;
            --color-accent: #1d9d7c;
            --color-text-primary: #14243d;
            --color-text-secondary: #516179;
            --color-border: #dbe7f3;
            --color-danger: #c44b4b;
            --shadow-sm: 0 1px 3px rgba(20, 36, 61, 0.08), 0 12px 36px rgba(20, 36, 61, 0.06);
            --shadow-hover: 0 4px 12px rgba(20, 36, 61, 0.1), 0 20px 48px rgba(20, 36, 61, 0.08);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-full: 999px;
            --font-hero: clamp(2rem, 4.8vw, 3.4rem);
            --font-h2: 2rem;
            --font-h3: 1.4rem;
            --font-body: 1rem;
            --font-note: 0.85rem;
            --transition: 0.2s ease;
            --max-width: 1200px;
            --gutter: 24px;
            --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, "Helvetica Neue", Arial, sans-serif;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-family);
            font-size: var(--font-body);
            line-height: 1.75;
            color: var(--color-text-primary);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--color-primary-hover);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--gutter);
            width: 100%;
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(248, 251, 255, 0.94);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--color-border);
            transition: box-shadow var(--transition);
        }
        .site-header.scrolled {
            box-shadow: 0 2px 16px rgba(20, 36, 61, 0.06);
        }
        .navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 12px 0;
            flex-wrap: wrap;
        }
        .navbar-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .navbar-logo a {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--color-text-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .navbar-logo a:hover {
            color: var(--color-primary);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: var(--color-primary);
            color: #fff;
            flex-shrink: 0;
            font-size: 1.05rem;
            font-weight: 700;
            letter-spacing: 0;
            user-select: none;
        }
        .navbar-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }
        .navbar-menu a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-primary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            position: relative;
            transition: all var(--transition);
        }
        .navbar-menu a:hover,
        .navbar-menu a:focus-visible {
            color: var(--color-primary);
            background: var(--color-surface-muted);
        }
        .navbar-menu a.active {
            color: var(--color-primary);
            font-weight: 600;
        }
        .navbar-menu a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            background: var(--color-secondary);
            border-radius: 2px;
        }
        .navbar-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            padding: 9px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.4;
            border: 1px solid transparent;
            white-space: nowrap;
        }
        .btn-outline {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: transparent;
        }
        .btn-outline:hover {
            background: var(--color-primary);
            color: #fff;
            box-shadow: var(--shadow-sm);
        }
        .btn-outline:focus-visible {
            outline: 2px dashed var(--color-primary);
            outline-offset: 2px;
        }
        .btn-primary {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }
        .btn-primary:hover {
            background: var(--color-primary-hover);
            border-color: var(--color-primary-hover);
            box-shadow: var(--shadow-sm);
            color: #fff;
        }
        .btn-primary:focus-visible,
        .btn-outline:focus-visible {
            outline: 2px dashed var(--color-primary);
            outline-offset: 2px;
        }
        .btn-primary:active {
            background: #174b82;
            transform: translateY(1px);
        }
        .btn-outline:active {
            background: var(--color-surface-muted);
            transform: translateY(1px);
        }
        .navbar-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
            cursor: pointer;
            border: 1px solid var(--color-border);
            background: var(--color-surface);
            transition: border-color var(--transition);
        }
        .navbar-toggle:hover {
            border-color: var(--color-primary);
        }
        .navbar-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--color-text-primary);
            border-radius: 1px;
            transition: all var(--transition);
        }
        .navbar-toggle[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .navbar-toggle[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }
        .navbar-toggle[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        .category-hero {
            padding: 56px 0 40px;
            background: linear-gradient(135deg, #f8fbff 0%, #eef4fa 60%, #f8fbff 100%);
            border-bottom: 1px solid var(--color-border);
        }
        .category-hero-inner {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 40px;
            align-items: center;
        }
        .category-hero-content {
            padding-right: 12px;
        }
        .category-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: var(--font-note);
            color: var(--color-text-secondary);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }
        .category-breadcrumb a {
            color: var(--color-text-secondary);
        }
        .category-breadcrumb a:hover {
            color: var(--color-primary);
        }
        .category-breadcrumb .sep {
            color: var(--color-border);
        }
        .category-hero h1 {
            font-size: clamp(1.8rem, 3.5vw, 2.6rem);
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text-primary);
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }
        .category-hero .lead {
            font-size: 1.05rem;
            color: var(--color-text-secondary);
            line-height: 1.85;
            margin-bottom: 24px;
            max-width: 560px;
        }
        .hero-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .category-hero-visual {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border);
            background: var(--color-surface);
            min-height: 300px;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }
        .category-hero-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 300px;
        }
        .hero-stat-badge {
            position: absolute;
            bottom: 16px;
            left: 16px;
            background: rgba(255,255,255,0.92);
            backdrop-filter: blur(6px);
            border-radius: var(--radius-sm);
            padding: 10px 16px;
            display: flex;
            gap: 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border);
        }
        .hero-stat-badge .stat-item {
            display: flex;
            flex-direction: column;
        }
        .hero-stat-badge .stat-value {
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--color-primary);
            line-height: 1.3;
        }
        .hero-stat-badge .stat-label {
            font-size: 0.75rem;
            color: var(--color-text-secondary);
        }
        .section {
            padding: 48px 0;
        }
        .section-title {
            font-size: var(--font-h2);
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 12px;
            line-height: 1.35;
            position: relative;
            padding-left: 16px;
        }
        .section-title::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0.45em;
            width: 5px;
            height: 1.2em;
            background: var(--color-primary);
            border-radius: 3px;
        }
        .section-sub {
            color: var(--color-text-secondary);
            font-size: 0.95rem;
            margin-bottom: 28px;
            max-width: 680px;
            line-height: 1.7;
        }
        .dashboard-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .dashboard-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }
        .dashboard-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .dashboard-card .card-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: var(--color-surface-muted);
            color: var(--color-primary);
            font-size: 1.3rem;
            margin-bottom: 14px;
            font-weight: 700;
            border: 1px solid var(--color-border);
        }
        .dashboard-card .metric-value {
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--color-text-primary);
            line-height: 1.2;
            letter-spacing: -0.01em;
            margin-bottom: 4px;
        }
        .dashboard-card .metric-label {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            font-weight: 500;
            margin-bottom: 10px;
        }
        .dashboard-card .metric-desc {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            border-top: 1px solid var(--color-border);
            padding-top: 12px;
            margin-top: 4px;
        }
        .dashboard-card .trend-up {
            color: var(--color-accent);
            font-weight: 600;
            font-size: 0.8rem;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .dashboard-card .trend-up::before {
            content: '▲';
            font-size: 0.7rem;
        }
        .data-list {
            display: flex;
            flex-direction: column;
            gap: 18px;
        }
        .data-list-item {
            display: grid;
            grid-template-columns: 260px 1fr;
            gap: 20px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .data-list-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .data-list-item .item-thumb {
            width: 260px;
            min-height: 180px;
            object-fit: cover;
            height: 100%;
            background: var(--color-surface-muted);
        }
        .data-list-item .item-body {
            padding: 20px 24px 20px 0;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .item-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--color-text-secondary);
            margin-bottom: 8px;
            flex-wrap: wrap;
        }
        .item-meta .date {
            background: var(--color-surface-muted);
            padding: 2px 10px;
            border-radius: var(--radius-full);
            font-weight: 500;
            color: var(--color-text-secondary);
        }
        .item-meta .tag {
            background: #e3f2ed;
            color: var(--color-accent);
            padding: 2px 10px;
            border-radius: var(--radius-full);
            font-weight: 500;
            font-size: 0.75rem;
        }
        .data-list-item h3 {
            font-size: var(--font-h3);
            font-weight: 600;
            color: var(--color-text-primary);
            margin-bottom: 8px;
            line-height: 1.45;
        }
        .data-list-item .item-excerpt {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 14px;
        }
        .read-more {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-primary);
            transition: all var(--transition);
            cursor: pointer;
        }
        .read-more:hover {
            color: var(--color-primary-hover);
            gap: 8px;
        }
        .read-more::after {
            content: '→';
            font-size: 0.9rem;
            transition: transform var(--transition);
        }
        .read-more:hover::after {
            transform: translateX(2px);
        }
        .list-more {
            text-align: center;
            margin-top: 24px;
        }
        .tag-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            padding: 20px 0;
        }
        .tag-strip .tag-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: var(--radius-full);
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .tag-strip .tag-link:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: #f3f8fd;
        }
        .data-notes {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 32px 28px;
            box-shadow: var(--shadow-sm);
        }
        .data-notes h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 16px;
            line-height: 1.4;
        }
        .data-notes p {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.85;
            margin-bottom: 16px;
        }
        .data-notes p:last-child {
            margin-bottom: 0;
        }
        .data-notes .note-highlight {
            background: var(--color-surface-muted);
            border-left: 3px solid var(--color-primary);
            padding: 12px 16px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 16px 0;
        }
        .faq-section {
            background: var(--color-bg);
        }
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
        }
        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            background: var(--color-surface);
            overflow: hidden;
            transition: border-color var(--transition);
        }
        .faq-item:hover {
            border-color: var(--color-secondary);
        }
        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text-primary);
            background: #f0f6fc;
            list-style: none;
            user-select: none;
            transition: background var(--transition);
        }
        .faq-item summary:hover {
            background: #e6eff9;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: '+';
            font-size: 1.3rem;
            font-weight: 500;
            color: var(--color-primary);
            transition: transform var(--transition);
        }
        .faq-item[open] summary::after {
            content: '−';
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            padding: 16px 20px;
            background: var(--color-surface);
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
            border-top: 1px solid var(--color-border);
        }
        .cta-section {
            padding: 48px 0 64px;
        }
        .cta-box {
            background: linear-gradient(135deg, #1f5796 0%, #2f6eb5 60%, #3b7ac5 100%);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            color: #fff;
            box-shadow: 0 8px 32px rgba(31, 87, 150, 0.25);
        }
        .cta-box h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: #fff;
        }
        .cta-box p {
            font-size: 0.95rem;
            color: rgba(255,255,255,0.85);
            line-height: 1.7;
            max-width: 520px;
        }
        .cta-box .btn-cta-light {
            background: #fff;
            color: var(--color-primary);
            padding: 12px 28px;
            font-size: 1rem;
            font-weight: 700;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            border: 2px solid transparent;
            white-space: nowrap;
        }
        .cta-box .btn-cta-light:hover {
            background: var(--color-surface-muted);
            box-shadow: 0 4px 16px rgba(0,0,0,0.15);
            color: var(--color-primary-hover);
        }
        .site-footer {
            background: #14243d;
            color: rgba(255,255,255,0.7);
            padding: 48px 0 24px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
        }
        .footer-logo .logo-icon {
            background: var(--color-primary);
            color: #fff;
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.05rem;
        }
        .footer-logo span:last-child {
            font-size: 1.15rem;
            font-weight: 700;
            color: #fff;
        }
        .footer-brand p {
            font-size: 0.85rem;
            color: rgba(255,255,255,0.6);
            line-height: 1.7;
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            font-size: 0.85rem;
            color: rgba(255,255,255,0.68);
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: #fff;
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            border-top: 1px solid rgba(255,255,255,0.12);
            padding-top: 20px;
            font-size: 0.8rem;
            color: rgba(255,255,255,0.55);
        }
        .footer-bottom a {
            color: rgba(255,255,255,0.68);
            font-size: 0.8rem;
        }
        .footer-bottom a:hover {
            color: #fff;
        }
        .footer-legal {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .footer-legal span {
            font-size: 0.8rem;
            color: rgba(255,255,255,0.55);
        }
        @media (max-width: 992px) {
            :root {
                --font-h2: 1.7rem;
                --gutter: 20px;
            }
            .navbar {
                flex-wrap: nowrap;
            }
            .navbar-toggle {
                display: flex;
                order: 2;
            }
            .navbar-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                background: rgba(248,251,255,0.98);
                backdrop-filter: blur(12px);
                -webkit-backdrop-filter: blur(12px);
                border-bottom: 1px solid var(--color-border);
                padding: 8px 0;
                box-shadow: 0 8px 24px rgba(20,36,61,0.08);
                z-index: 99;
            }
            .navbar-menu.open {
                display: flex;
            }
            .navbar-menu a {
                padding: 12px 24px;
                border-radius: 0;
                font-size: 1rem;
            }
            .navbar-menu a.active::after {
                left: 24px;
                right: auto;
                bottom: 10px;
                width: 30px;
            }
            .navbar-actions {
                order: 1;
                margin-left: auto;
                margin-right: 8px;
            }
            .navbar-logo {
                order: 0;
            }
            .category-hero-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .category-hero-visual {
                min-height: 240px;
            }
            .category-hero-visual img {
                min-height: 240px;
            }
            .dashboard-grid {
                grid-template-columns: 1fr 1fr;
            }
            .data-list-item {
                grid-template-columns: 200px 1fr;
            }
            .data-list-item .item-thumb {
                width: 200px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 576px) {
            :root {
                --font-hero: 1.8rem;
                --font-h2: 1.5rem;
                --font-h3: 1.2rem;
                --gutter: 16px;
            }
            .navbar {
                padding: 10px 0;
                gap: 8px;
            }
            .navbar-logo a {
                font-size: 1.05rem;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.95rem;
            }
            .navbar-actions .btn {
                padding: 7px 12px;
                font-size: 0.8rem;
            }
            .category-hero {
                padding: 32px 0 24px;
            }
            .category-hero h1 {
                font-size: 1.6rem;
                margin-bottom: 12px;
            }
            .category-hero .lead {
                font-size: 0.95rem;
                line-height: 1.75;
                margin-bottom: 18px;
            }
            .category-hero-visual {
                min-height: 180px;
                border-radius: var(--radius-md);
            }
            .category-hero-visual img {
                min-height: 180px;
            }
            .hero-stat-badge {
                gap: 12px;
                padding: 8px 12px;
                bottom: 8px;
                left: 8px;
            }
            .hero-stat-badge .stat-value {
                font-size: 0.95rem;
            }
            .hero-stat-badge .stat-label {
                font-size: 0.65rem;
            }
            .section {
                padding: 32px 0;
            }
            .section-title {
                font-size: 1.4rem;
                padding-left: 12px;
            }
            .section-title::before {
                width: 4px;
                top: 0.4em;
                height: 1.1em;
            }
            .section-sub {
                font-size: 0.88rem;
                margin-bottom: 20px;
            }
            .dashboard-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .dashboard-card {
                padding: 18px 16px;
            }
            .dashboard-card .metric-value {
                font-size: 1.9rem;
            }
            .data-list-item {
                grid-template-columns: 1fr;
                gap: 0;
                border-radius: var(--radius-sm);
            }
            .data-list-item .item-thumb {
                width: 100%;
                min-height: 180px;
                max-height: 220px;
            }
            .data-list-item .item-body {
                padding: 16px;
            }
            .data-list-item h3 {
                font-size: 1.1rem;
            }
            .data-list-item .item-excerpt {
                font-size: 0.85rem;
            }
            .tag-strip {
                gap: 8px;
                padding: 14px 0;
            }
            .tag-strip .tag-link {
                padding: 6px 14px;
                font-size: 0.78rem;
            }
            .data-notes {
                padding: 24px 18px;
                border-radius: var(--radius-sm);
            }
            .data-notes h2 {
                font-size: 1.25rem;
            }
            .data-notes p {
                font-size: 0.88rem;
            }
            .faq-item summary {
                padding: 14px 16px;
                font-size: 0.9rem;
            }
            .faq-item .faq-answer {
                padding: 14px 16px;
                font-size: 0.85rem;
            }
            .cta-box {
                padding: 28px 20px;
                border-radius: var(--radius-md);
                flex-direction: column;
                text-align: center;
            }
            .cta-box h2 {
                font-size: 1.25rem;
            }
            .cta-box p {
                font-size: 0.88rem;
            }
            .cta-box .btn-cta-light {
                width: 100%;
                justify-content: center;
                padding: 12px 20px;
                font-size: 0.95rem;
            }
            .site-footer {
                padding: 32px 0 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
                margin-bottom: 24px;
            }
            .footer-brand p {
                font-size: 0.8rem;
            }
            .footer-col h4 {
                font-size: 0.9rem;
            }
            .footer-col ul li a {
                font-size: 0.8rem;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
                font-size: 0.75rem;
                padding-top: 16px;
            }
            .footer-legal {
                gap: 10px;
                flex-direction: column;
            }
        }

/* roulang page: category5 */
:root {
            --color-bg: #f8fbff;
            --color-surface: #ffffff;
            --color-surface-muted: #eef4fa;
            --color-primary: #2f6eb5;
            --color-primary-hover: #1f5796;
            --color-secondary: #a3c9f0;
            --color-accent: #1d9d7c;
            --color-text-primary: #14243d;
            --color-text-secondary: #516179;
            --color-border: #dbe7f3;
            --color-danger: #c44b4b;
            --shadow-sm: 0 1px 3px rgba(20, 36, 61, 0.08), 0 12px 36px rgba(20, 36, 61, 0.06);
            --shadow-hover: 0 4px 12px rgba(20, 36, 61, 0.1), 0 20px 48px rgba(20, 36, 61, 0.08);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-full: 999px;
            --font-hero: clamp(2rem, 4.8vw, 3.4rem);
            --font-h2: 2rem;
            --font-h3: 1.4rem;
            --font-body: 1rem;
            --font-note: 0.85rem;
            --transition: 0.2s ease;
            --max-width: 1200px;
            --gutter: 24px;
            --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, "Helvetica Neue", Arial, sans-serif;
        }

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

        body {
            font-family: var(--font-family);
            font-size: var(--font-body);
            line-height: 1.75;
            color: var(--color-text-primary);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            box-sizing: border-box;
        }

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

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

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
        }

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

        /* ============ Header / Nav ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(248, 251, 255, 0.94);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--color-border);
            transition: box-shadow var(--transition);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 16px rgba(20, 36, 61, 0.06);
        }

        .navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 12px 0;
            flex-wrap: wrap;
        }

        .navbar-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .navbar-logo a {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--color-text-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

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

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: var(--color-primary);
            color: #fff;
            flex-shrink: 0;
            font-size: 1.05rem;
            font-weight: 700;
            letter-spacing: 0;
        }

        .navbar-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }

        .navbar-menu a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-primary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            position: relative;
            transition: all var(--transition);
        }

        .navbar-menu a:hover,
        .navbar-menu a:focus-visible {
            color: var(--color-primary);
            background: var(--color-surface-muted);
        }

        .navbar-menu a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .navbar-menu a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            background: var(--color-secondary);
            border-radius: 2px;
        }

        .navbar-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .navbar-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            width: 40px;
            height: 40px;
            gap: 5px;
            border-radius: var(--radius-sm);
            background: var(--color-surface-muted);
            cursor: pointer;
            transition: background var(--transition);
        }

        .navbar-toggle:hover {
            background: var(--color-secondary);
        }

        .navbar-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--color-text-primary);
            border-radius: 2px;
            transition: all var(--transition);
        }

        .navbar-toggle[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .navbar-toggle[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }

        .navbar-toggle[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ============ Buttons ============ */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            padding: 9px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.4;
            border: 1px solid transparent;
            text-decoration: none;
        }

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

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

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

        .btn-outline:hover {
            background: var(--color-surface-muted);
            color: var(--color-primary-hover);
            border-color: var(--color-primary-hover);
        }

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

        .btn-accent:hover {
            background: #177c60;
            border-color: #177c60;
            color: #fff;
        }

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

        /* ============ Badge / Tag ============ */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 10px;
            border-radius: var(--radius-full);
            font-size: var(--font-note);
            font-weight: 500;
            line-height: 1.4;
            white-space: nowrap;
        }

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

        .badge-accent {
            background: rgba(29, 157, 124, 0.12);
            color: var(--color-accent);
        }

        .badge-danger {
            background: rgba(196, 75, 75, 0.1);
            color: var(--color-danger);
        }

        .badge-secondary {
            background: rgba(163, 201, 240, 0.18);
            color: #3a6b9e;
        }

        .league-tag {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            border-radius: var(--radius-full);
            font-size: 0.78rem;
            font-weight: 600;
            background: var(--color-surface-muted);
            color: var(--color-text-secondary);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .league-tag.hot {
            background: rgba(196, 75, 75, 0.08);
            color: var(--color-danger);
        }

        /* ============ Page Header ============ */
        .page-header {
            padding: 42px 0 26px;
            background: linear-gradient(180deg, #f8fbff 0%, #f8fbff 100%);
        }

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

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

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

        .page-header-breadcrumb .sep {
            color: var(--color-secondary);
        }

        .page-header h1 {
            font-size: clamp(1.7rem, 3.5vw, 2.4rem);
            font-weight: 700;
            margin: 0 0 12px;
            color: var(--color-text-primary);
            line-height: 1.3;
            letter-spacing: 0.01em;
        }

        .page-header .lead {
            font-size: 1.05rem;
            color: var(--color-text-secondary);
            margin: 0 0 6px;
            max-width: 820px;
            line-height: 1.8;
        }

        .page-header-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            font-size: var(--font-note);
            color: var(--color-text-secondary);
            margin-top: 14px;
        }

        .page-header-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .page-header-meta .dot {
            width: 5px;
            height: 5px;
            border-radius: 50%;
            background: var(--color-accent);
            display: inline-block;
        }

        /* ============ Data Strip ============ */
        .data-strip {
            padding: 18px 0;
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
            background: var(--color-surface);
        }

        .data-strip-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }

        .data-strip h2 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-text-primary);
            margin: 0;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .data-strip .strip-badges {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        /* ============ Calendar Timeline ============ */
        .timeline-section {
            padding: 42px 0 36px;
            background: var(--color-bg);
        }

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 24px;
            flex-wrap: wrap;
        }

        .section-header h2 {
            font-size: var(--font-h2);
            font-weight: 700;
            color: var(--color-text-primary);
            margin: 0;
            line-height: 1.35;
            position: relative;
            padding-left: 18px;
        }

        .section-header h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 4px;
            height: 26px;
            background: var(--color-primary);
            border-radius: 2px;
        }

        .section-header .section-link {
            font-size: var(--font-note);
            font-weight: 500;
            color: var(--color-primary);
            white-space: nowrap;
        }

        .timeline {
            position: relative;
            padding-left: 24px;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 6px;
            top: 6px;
            bottom: 6px;
            width: 2px;
            background: var(--color-border);
            border-radius: 2px;
        }

        .timeline-group {
            margin-bottom: 28px;
            position: relative;
        }

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

        .timeline-date {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--color-text-primary);
            margin-bottom: 14px;
            position: relative;
        }

        .timeline-date::before {
            content: '';
            position: absolute;
            left: -24px;
            top: 50%;
            transform: translateY(-50%);
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--color-primary);
            border: 2px solid #fff;
            box-shadow: 0 0 0 2px var(--color-primary);
        }

        .timeline-date .date-label {
            font-size: var(--font-note);
            font-weight: 500;
            color: var(--color-text-secondary);
            background: var(--color-surface-muted);
            border-radius: var(--radius-full);
            padding: 2px 10px;
        }

        .timeline-cards {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 14px;
            margin-left: 8px;
        }

        .timeline-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 14px 16px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            transition: all var(--transition);
            box-shadow: 0 1px 3px rgba(20, 36, 61, 0.04);
        }

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

        .timeline-card .card-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }

        .timeline-card .match-info {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .timeline-card .match-teams {
            font-weight: 600;
            font-size: 1.02rem;
            color: var(--color-text-primary);
            line-height: 1.4;
        }

        .timeline-card .match-meta {
            font-size: var(--font-note);
            color: var(--color-text-secondary);
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .timeline-card .match-status {
            font-size: var(--font-note);
            font-weight: 500;
        }

        .status-upcoming {
            color: var(--color-primary);
        }

        .status-live {
            color: var(--color-danger);
        }

        .status-finished {
            color: var(--color-text-secondary);
        }

        .status-postponed {
            color: #b0842a;
        }

        /* ============ Match List ============ */
        .match-list-section {
            padding: 36px 0 42px;
            background: var(--color-surface);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .match-list {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
            margin-top: 18px;
        }

        .match-list-item {
            display: grid;
            grid-template-columns: 120px 1fr auto;
            gap: 18px;
            align-items: center;
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 14px 18px;
            transition: all var(--transition);
        }

        .match-list-item:hover {
            border-color: var(--color-secondary);
            box-shadow: var(--shadow-sm);
            background: var(--color-surface);
        }

        .match-list-item .match-img {
            width: 120px;
            height: 80px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
        }

        .match-list-item .match-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .match-list-item .match-body {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .match-list-item .match-title {
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--color-text-primary);
            line-height: 1.4;
            margin: 0;
        }

        .match-list-item .match-desc {
            font-size: var(--font-note);
            color: var(--color-text-secondary);
            margin: 0;
            line-height: 1.6;
        }

        .match-list-item .match-tags {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .match-list-item .match-action {
            display: flex;
            flex-direction: column;
            align-items: flex-end;
            gap: 8px;
            flex-shrink: 0;
        }

        .match-list-item .match-time {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text-primary);
        }

        .btn-sm {
            padding: 6px 14px;
            font-size: 0.82rem;
            border-radius: var(--radius-sm);
        }

        /* ============ League Entry ============ */
        .league-section {
            padding: 42px 0;
            background: var(--color-bg);
        }

        .league-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
            gap: 14px;
            margin-top: 18px;
        }

        .league-card {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 18px 14px;
            text-align: center;
            transition: all var(--transition);
            cursor: pointer;
            text-decoration: none;
            color: var(--color-text-primary);
        }

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

        .league-card .league-icon {
            width: 42px;
            height: 42px;
            border-radius: var(--radius-md);
            background: var(--color-surface-muted);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--color-primary);
        }

        .league-card .league-name {
            font-weight: 600;
            font-size: 0.9rem;
        }

        .league-card .league-count {
            font-size: var(--font-note);
            color: var(--color-text-secondary);
        }

        /* ============ Stats Cards ============ */
        .stats-section {
            padding: 36px 0;
            background: var(--color-surface);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 16px;
        }

        .stat-card {
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 20px;
            text-align: center;
        }

        .stat-card .stat-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.2;
            margin-bottom: 4px;
        }

        .stat-card .stat-label {
            font-size: var(--font-note);
            color: var(--color-text-secondary);
        }

        /* ============ Rules Section ============ */
        .rules-section {
            padding: 36px 0;
            background: var(--color-bg);
        }

        .rules-content {
            max-width: 820px;
        }

        .rules-content p {
            color: var(--color-text-secondary);
            line-height: 1.85;
            margin: 0 0 12px;
        }

        .rules-content ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .rules-content ul li {
            padding: 6px 0 6px 20px;
            position: relative;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .rules-content ul li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 14px;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-secondary);
        }

        /* ============ FAQ ============ */
        .faq-section {
            padding: 36px 0 42px;
            background: var(--color-surface);
            border-top: 1px solid var(--color-border);
        }

        .faq-list {
            max-width: 820px;
            margin-top: 18px;
        }

        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            overflow: hidden;
            background: var(--color-surface);
        }

        .faq-item summary {
            cursor: pointer;
            padding: 16px 20px;
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--color-text-primary);
            background: #f0f6fc;
            list-style: none;
            position: relative;
            transition: background var(--transition);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }

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

        .faq-item summary:hover {
            background: #e8f0f8;
        }

        .faq-item summary::after {
            content: '+';
            font-size: 1.3rem;
            font-weight: 600;
            color: var(--color-primary);
            line-height: 1;
            flex-shrink: 0;
            transition: transform var(--transition);
        }

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

        .faq-item .faq-body {
            padding: 16px 20px;
            font-size: 0.92rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
            background: var(--color-surface);
        }

        /* ============ CTA Section ============ */
        .cta-section {
            padding: 42px 0;
            background: var(--color-bg);
        }

        .cta-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 28px 30px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-sm);
        }

        .cta-card h2 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin: 0 0 6px;
            line-height: 1.4;
        }

        .cta-card p {
            color: var(--color-text-secondary);
            margin: 0;
            font-size: 0.95rem;
        }

        .cta-card .cta-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        /* ============ Footer ============ */
        .site-footer {
            background: #14243d;
            color: rgba(255, 255, 255, 0.75);
            padding: 40px 0 18px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 28px;
            margin-bottom: 28px;
        }

        .footer-brand .footer-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 1.15rem;
            color: #fff;
            margin-bottom: 10px;
        }

        .footer-brand p {
            font-size: var(--font-note);
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            margin: 0;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin: 0 0 12px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.88rem;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 16px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            flex-wrap: wrap;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-bottom p {
            margin: 0;
        }

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

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

        .footer-legal {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
        }

        /* ============ Responsive ============ */
        @media (max-width: 992px) {
            .navbar-toggle {
                display: flex;
            }

            .navbar-menu {
                display: none;
                flex-direction: column;
                align-items: stretch;
                width: 100%;
                background: var(--color-surface);
                border: 1px solid var(--color-border);
                border-radius: var(--radius-md);
                padding: 8px;
                margin-top: 8px;
                box-shadow: var(--shadow-sm);
            }

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

            .navbar-menu a {
                padding: 10px 14px;
                border-radius: var(--radius-sm);
            }

            .navbar-menu a.active::after {
                display: none;
            }

            .navbar {
                flex-wrap: wrap;
            }

            .navbar-actions {
                margin-left: auto;
            }

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

            .match-list-item {
                grid-template-columns: 100px 1fr;
                gap: 14px;
            }

            .match-list-item .match-action {
                grid-column: 2;
                flex-direction: row;
                align-items: center;
                justify-content: flex-start;
            }
        }

        @media (max-width: 768px) {
            :root {
                --font-h2: 1.6rem;
                --gutter: 16px;
            }

            .page-header {
                padding: 28px 0 20px;
            }

            .timeline {
                padding-left: 18px;
            }

            .timeline::before {
                left: 4px;
            }

            .timeline-date::before {
                left: -18px;
                width: 8px;
                height: 8px;
            }

            .timeline-cards {
                grid-template-columns: 1fr;
                margin-left: 4px;
            }

            .match-list-item {
                grid-template-columns: 1fr;
                padding: 12px 14px;
            }

            .match-list-item .match-img {
                width: 100%;
                height: 130px;
            }

            .match-list-item .match-action {
                grid-column: 1;
                flex-direction: row;
                justify-content: space-between;
                width: 100%;
            }

            .cta-card {
                flex-direction: column;
                align-items: flex-start;
            }

            .cta-card .cta-actions {
                width: 100%;
                flex-wrap: wrap;
            }

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

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

            .data-strip-inner {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 576px) {
            :root {
                --font-hero: 1.8rem;
                --font-h2: 1.45rem;
                --font-h3: 1.2rem;
                --gutter: 16px;
            }

            .navbar {
                padding: 10px 0;
            }

            .navbar-logo a {
                font-size: 1.05rem;
            }

            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.95rem;
            }

            .navbar-actions .btn {
                padding: 6px 10px;
                font-size: 0.8rem;
            }

            .timeline-cards {
                grid-template-columns: 1fr;
            }

            .league-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }

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

            .stat-card .stat-number {
                font-size: 1.5rem;
            }

            .section-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .cta-card {
                padding: 20px 16px;
            }

            .cta-card .cta-actions .btn {
                width: 100%;
            }

            .faq-item summary {
                padding: 14px 16px;
                font-size: 0.92rem;
            }

            .faq-item .faq-body {
                padding: 14px 16px;
                font-size: 0.88rem;
            }
        }

/* roulang page: category4 */
:root {
            --color-bg: #f8fbff;
            --color-surface: #ffffff;
            --color-surface-muted: #eef4fa;
            --color-primary: #2f6eb5;
            --color-primary-hover: #1f5796;
            --color-secondary: #a3c9f0;
            --color-accent: #1d9d7c;
            --color-text-primary: #14243d;
            --color-text-secondary: #516179;
            --color-border: #dbe7f3;
            --color-danger: #c44b4b;
            --shadow-sm: 0 1px 3px rgba(20, 36, 61, 0.08), 0 12px 36px rgba(20, 36, 61, 0.06);
            --shadow-hover: 0 4px 12px rgba(20, 36, 61, 0.1), 0 20px 48px rgba(20, 36, 61, 0.08);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-full: 999px;
            --font-hero: clamp(2rem, 4.8vw, 3.4rem);
            --font-h2: 2rem;
            --font-h3: 1.4rem;
            --font-body: 1rem;
            --font-note: 0.85rem;
            --transition: 0.2s ease;
            --max-width: 1200px;
            --gutter: 24px;
            --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, "Helvetica Neue", Arial, sans-serif;
        }

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

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

        body {
            font-family: var(--font-family);
            font-size: var(--font-body);
            line-height: 1.75;
            color: var(--color-text-primary);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
        }

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

        /* ============ Header / Nav ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(248, 251, 255, 0.94);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--color-border);
            transition: box-shadow var(--transition);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 16px rgba(20, 36, 61, 0.06);
        }

        .navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 12px 0;
            flex-wrap: wrap;
        }

        .navbar-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .navbar-logo a {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--color-text-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

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

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: var(--color-primary);
            color: #fff;
            flex-shrink: 0;
            font-size: 1.05rem;
            font-weight: 700;
            letter-spacing: 0;
        }

        .navbar-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }

        .navbar-menu a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-primary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            position: relative;
            transition: all var(--transition);
        }

        .navbar-menu a:hover,
        .navbar-menu a:focus-visible {
            color: var(--color-primary);
            background: var(--color-surface-muted);
        }

        .navbar-menu a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .navbar-menu a.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            background: var(--color-secondary);
            border-radius: 2px;
        }

        .navbar-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            padding: 9px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.4;
            border: 1px solid transparent;
        }

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

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

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

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

        .btn-outline:hover {
            background: var(--color-surface-muted);
            color: var(--color-primary-hover);
            border-color: var(--color-primary);
        }

        .navbar-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 40px;
            height: 40px;
            padding: 8px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: background var(--transition);
        }

        .navbar-toggle:hover {
            background: var(--color-surface-muted);
        }

        .navbar-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text-primary);
            border-radius: 2px;
            transition: all var(--transition);
        }

        /* ============ Category Page Header ============ */
        .category-header {
            padding: 52px 0 36px;
            background: linear-gradient(180deg, #f0f6fc 0%, var(--color-bg) 100%);
            border-bottom: 1px solid var(--color-border);
        }

        .category-header-inner {
            display: flex;
            flex-wrap: wrap;
            align-items: flex-start;
            gap: 28px;
        }

        .category-header-main {
            flex: 1 1 580px;
            min-width: 0;
        }

        .category-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--color-primary);
            color: #fff;
            font-size: 0.78rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            letter-spacing: 0.04em;
            margin-bottom: 14px;
        }

        .category-header h1 {
            font-size: clamp(1.7rem, 3.2vw, 2.4rem);
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text-primary);
            letter-spacing: 0.01em;
            margin-bottom: 14px;
        }

        .category-header-summary {
            font-size: 1rem;
            line-height: 1.85;
            color: var(--color-text-secondary);
            max-width: 720px;
        }

        .category-header-stats {
            flex: 0 0 260px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .stat-chip {
            display: flex;
            align-items: center;
            gap: 12px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 14px 16px;
            transition: all var(--transition);
        }

        .stat-chip:hover {
            border-color: var(--color-secondary);
            box-shadow: var(--shadow-sm);
        }

        .stat-chip-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: var(--color-surface-muted);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .stat-chip-info {
            display: flex;
            flex-direction: column;
        }

        .stat-chip-label {
            font-size: 0.78rem;
            color: var(--color-text-secondary);
            line-height: 1.3;
        }

        .stat-chip-value {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text-primary);
            line-height: 1.4;
        }

        /* ============ Section Base ============ */
        .section {
            padding: 52px 0;
        }

        .section-alt {
            background: var(--color-surface);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .section-title {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--color-text-primary);
            line-height: 1.35;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .section-title::before {
            content: '';
            display: inline-block;
            width: 4px;
            height: 28px;
            background: var(--color-primary);
            border-radius: 2px;
            flex-shrink: 0;
        }

        .section-subtitle {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            margin-bottom: 28px;
            max-width: 720px;
            line-height: 1.75;
        }

        /* ============ Feature Cards (Horizontal Image) ============ */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

        .feature-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .feature-card-image {
            width: 100%;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--color-surface-muted);
        }

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

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

        .feature-card-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex: 1;
        }

        .feature-card-tag {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--color-accent);
            background: #e8f5f0;
            padding: 3px 10px;
            border-radius: var(--radius-full);
            width: fit-content;
        }

        .feature-card-tag.hot {
            color: var(--color-danger);
            background: #fdecec;
        }

        .feature-card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text-primary);
            line-height: 1.5;
        }

        .feature-card-desc {
            font-size: 0.88rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            flex: 1;
        }

        .feature-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.78rem;
            color: var(--color-text-secondary);
            padding-top: 8px;
            border-top: 1px solid var(--color-border);
        }

        /* ============ Intel List ============ */
        .intel-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .intel-item {
            display: flex;
            gap: 18px;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 16px 18px;
            transition: all var(--transition);
            align-items: flex-start;
        }

        .intel-item:hover {
            border-color: var(--color-secondary);
            box-shadow: var(--shadow-sm);
        }

        .intel-item-thumb {
            width: 130px;
            height: 82px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--color-surface-muted);
        }

        .intel-item-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .intel-item-content {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .intel-item-date {
            font-size: 0.78rem;
            color: var(--color-text-secondary);
            letter-spacing: 0.02em;
        }

        .intel-item-title {
            font-size: 1.02rem;
            font-weight: 700;
            color: var(--color-text-primary);
            line-height: 1.5;
            margin: 0;
        }

        .intel-item-summary {
            font-size: 0.88rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .intel-item-action {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--color-primary);
            width: fit-content;
            transition: all var(--transition);
        }

        .intel-item-action:hover {
            color: var(--color-primary-hover);
            gap: 8px;
        }

        /* ============ Tag Strip ============ */
        .tag-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-strip a {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: var(--radius-full);
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--color-text-primary);
            transition: all var(--transition);
        }

        .tag-strip a:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: var(--color-surface-muted);
            box-shadow: var(--shadow-sm);
        }

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

        .dashboard-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 22px 20px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            transition: all var(--transition);
        }

        .dashboard-card:hover {
            border-color: var(--color-secondary);
            box-shadow: var(--shadow-sm);
        }

        .dashboard-card-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }

        .dashboard-card-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-text-primary);
        }

        .dashboard-card-badge {
            font-size: 0.75rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: var(--radius-full);
            background: var(--color-surface-muted);
            color: var(--color-primary);
        }

        .dashboard-card-badge.high {
            background: #fdecec;
            color: var(--color-danger);
        }

        .dashboard-progress {
            height: 6px;
            background: var(--color-surface-muted);
            border-radius: 3px;
            overflow: hidden;
        }

        .dashboard-progress-fill {
            height: 100%;
            background: var(--color-primary);
            border-radius: 3px;
            transition: width 0.6s ease;
        }

        .dashboard-progress-fill.accent {
            background: var(--color-accent);
        }

        .dashboard-progress-fill.danger {
            background: var(--color-danger);
        }

        .dashboard-note {
            font-size: 0.82rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* ============ Info Section ============ */
        .info-section {
            background: var(--color-surface-muted);
            border-radius: var(--radius-lg);
            padding: 30px 32px;
            border: 1px solid var(--color-border);
        }

        .info-section h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 16px;
        }

        .info-section p {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.9;
            margin-bottom: 14px;
        }

        .info-section p:last-child {
            margin-bottom: 0;
        }

        /* ============ FAQ ============ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

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

        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            cursor: pointer;
            list-style: none;
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--color-text-primary);
            background: #f0f6fc;
            transition: background var(--transition);
            user-select: none;
        }

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

        .faq-item summary:hover {
            background: #e4edf7;
        }

        .faq-item summary .faq-icon {
            width: 26px;
            height: 26px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
            background: var(--color-surface);
            color: var(--color-primary);
            font-weight: 700;
            font-size: 1rem;
            flex-shrink: 0;
            transition: transform var(--transition);
        }

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

        .faq-item .faq-answer {
            padding: 18px 20px;
            font-size: 0.92rem;
            color: var(--color-text-secondary);
            line-height: 1.9;
            background: var(--color-surface);
        }

        /* ============ CTA Section ============ */
        .cta-section {
            background: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
            color: #fff;
        }

        .cta-section h3 {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .cta-section p {
            font-size: 0.92rem;
            opacity: 0.9;
            max-width: 520px;
            line-height: 1.75;
        }

        .cta-section .btn {
            flex-shrink: 0;
        }

        .btn-light {
            background: #fff;
            color: var(--color-primary);
            border-color: #fff;
            font-weight: 700;
            padding: 12px 24px;
            font-size: 0.92rem;
        }

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

        /* ============ Footer ============ */
        .site-footer {
            background: #14243d;
            color: #c7d3e0;
            padding: 50px 0 24px;
            margin-top: 60px;
        }

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

        .footer-brand {
            max-width: 300px;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.15rem;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-logo .logo-icon {
            width: 32px;
            height: 32px;
            font-size: 0.9rem;
        }

        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.8;
            color: #a4b3c4;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

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

        .footer-col ul li a {
            font-size: 0.88rem;
            color: #a4b3c4;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
            font-size: 0.82rem;
            color: #8b9aae;
        }

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

        .footer-bottom a {
            color: #8b9aae;
            transition: color var(--transition);
        }

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

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

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

        @media (max-width: 992px) {
            .navbar-toggle {
                display: flex;
            }

            .navbar-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--color-surface);
                border-bottom: 1px solid var(--color-border);
                box-shadow: 0 8px 24px rgba(20, 36, 61, 0.08);
                padding: 12px var(--gutter);
                flex-direction: column;
                align-items: stretch;
                gap: 2px;
            }

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

            .navbar-menu a {
                padding: 12px 16px;
                border-radius: var(--radius-sm);
            }

            .navbar-menu a.active::after {
                display: none;
            }

            .navbar-actions {
                margin-left: auto;
            }

            .category-header-inner {
                flex-direction: column;
            }

            .category-header-stats {
                flex: 1 1 auto;
                width: 100%;
                flex-direction: row;
                flex-wrap: wrap;
            }

            .stat-chip {
                flex: 1 1 calc(50% - 8px);
                min-width: 200px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

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

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

            .intel-item {
                flex-direction: column;
                gap: 12px;
            }

            .intel-item-thumb {
                width: 100%;
                height: 160px;
            }

            .section {
                padding: 36px 0;
            }

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

            .cta-section p {
                text-align: center;
            }

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

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
        }

        @media (max-width: 576px) {
            :root {
                --font-h2: 1.5rem;
                --font-h3: 1.2rem;
                --gutter: 16px;
                --font-hero: 1.8rem;
            }

            .navbar {
                gap: 8px;
            }

            .navbar-actions {
                gap: 6px;
            }

            .navbar-actions .btn {
                padding: 7px 12px;
                font-size: 0.8rem;
            }

            .category-header {
                padding: 32px 0 24px;
            }

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

            .section-title {
                font-size: 1.45rem;
            }

            .section-title::before {
                height: 22px;
                width: 3px;
            }

            .stat-chip {
                flex: 1 1 100%;
                min-width: 0;
            }

            .info-section {
                padding: 20px 18px;
            }

            .info-section h3 {
                font-size: 1.15rem;
            }

            .cta-section {
                padding: 24px 16px;
                border-radius: var(--radius-md);
            }

            .cta-section h3 {
                font-size: 1.2rem;
            }
        }