/* roulang page: index */
:root {
            --color-primary: #1E3A32;
            --color-primary-hover: #2E7D5B;
            --color-secondary: #B8894A;
            --color-bg: #F8F6F1;
            --color-bg-alt: #F0EDE6;
            --color-card: #FFFFFF;
            --color-border: #E5E0D5;
            --color-text: #1C2522;
            --color-text-secondary: #5A645E;
            --color-text-muted: #8A928D;
            --color-danger: #B84C3A;
            --color-star: #C89B5A;
            --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", sans-serif;
            --font-mono: "SF Mono", "Roboto Mono", "Consolas", monospace;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-badge: 4px;
            --shadow-card: 0 2px 8px rgba(28,37,34,0.06);
            --shadow-card-hover: 0 4px 16px rgba(28,37,34,0.10);
            --transition: 0.2s ease;
            --container-max: 1200px;
            --section-padding: 64px;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        button {
            font-family: var(--font-sans);
            cursor: pointer;
            border: none;
            background: none;
            font-size: 15px;
        }

        input,
        select {
            font-family: var(--font-sans);
        }

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

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

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
        }

        .logo {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 6px;
            background: var(--color-primary);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 0;
        }

        .main-nav a {
            display: inline-flex;
            align-items: center;
            padding: 20px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            position: relative;
            transition: color var(--transition);
            border-bottom: 2px solid transparent;
            white-space: nowrap;
        }

        .main-nav a:hover,
        .main-nav a:focus-visible {
            color: var(--color-primary-hover);
            outline: none;
        }

        .main-nav a.active {
            color: var(--color-primary-hover);
            border-bottom-color: var(--color-primary-hover);
            font-weight: 600;
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            border-radius: 6px;
            transition: background var(--transition);
        }

        .nav-toggle:hover {
            background: var(--color-bg-alt);
        }

        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text);
            position: relative;
            transition: background var(--transition);
        }

        .nav-toggle span::before,
        .nav-toggle span::after {
            content: '';
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text);
            position: absolute;
            left: 0;
            transition: transform var(--transition);
        }

        .nav-toggle span::before {
            top: -7px;
        }

        .nav-toggle span::after {
            top: 7px;
        }

        .nav-toggle.active span {
            background: transparent;
        }

        .nav-toggle.active span::before {
            top: 0;
            transform: rotate(45deg);
        }

        .nav-toggle.active span::after {
            top: 0;
            transform: rotate(-45deg);
        }

        /* Mobile nav drawer */
        .mobile-nav {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-card);
            z-index: 99;
            padding: 24px;
            overflow-y: auto;
            flex-direction: column;
        }

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

        .mobile-nav a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-text);
            border-bottom: 1px solid var(--color-border);
        }

        .mobile-nav a.active {
            color: var(--color-primary-hover);
            font-weight: 600;
        }

        .mobile-nav a::after {
            content: '›';
            font-size: 22px;
            color: var(--color-text-muted);
            transition: transform var(--transition);
        }

        .mobile-nav a:hover::after {
            transform: translateX(4px);
        }

        /* ===== Sections ===== */
        section {
            padding: var(--section-padding) 0;
        }

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

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

        .section-title {
            font-size: 24px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 8px;
            letter-spacing: 0.2px;
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--color-text-secondary);
            margin-bottom: 32px;
            max-width: 720px;
            line-height: 1.7;
        }

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

        .section-header.center {
            text-align: center;
        }

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

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            line-height: 1.5;
            transition: all var(--transition);
            cursor: pointer;
            min-height: 44px;
            text-align: center;
        }

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

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

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

        .btn-primary:active {
            transform: translateY(1px);
        }

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

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

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

        .btn-danger:hover {
            background: #9E3E2E;
        }

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

        .btn-gold:hover {
            background: #a1723e;
            color: #fff;
        }

        .btn-text {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 8px 12px;
            color: var(--color-primary-hover);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition);
            background: none;
            border: none;
            cursor: pointer;
        }

        .btn-text:hover {
            text-decoration: underline;
            text-underline-offset: 4px;
        }

        .btn-text::after {
            content: '→';
            transition: transform var(--transition);
        }

        .btn-text:hover::after {
            transform: translateX(4px);
        }

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

        .hero-grid {
            display: grid;
            grid-template-columns: 1.3fr 1fr;
            gap: 48px;
            align-items: center;
            min-height: 520px;
            padding: 48px 0;
        }

        .hero-content h1 {
            font-size: 32px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.35;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }

        .hero-content .hero-desc {
            font-size: 16px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin-bottom: 28px;
            max-width: 560px;
        }

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

        .hero-visual {
            position: relative;
            aspect-ratio: 4 / 3;
            border-radius: 12px;
            overflow: hidden;
            background: var(--color-bg-alt);
            display: flex;
            align-items: flex-end;
            box-shadow: var(--shadow-card-hover);
        }

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

        .hero-visual-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(30,58,50,0.1) 0%, rgba(30,58,50,0.55) 100%);
            display: flex;
            align-items: flex-end;
            padding: 24px;
        }

        .hero-visual-caption {
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }

        /* Hero data bar */
        .hero-data-bar {
            background: var(--color-primary);
            padding: 24px 0;
        }

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

        .hero-data-item .data-number {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-secondary);
            display: block;
            margin-bottom: 4px;
        }

        .hero-data-item .data-label {
            font-size: 13px;
            color: #A8B8B0;
            letter-spacing: 0.3px;
        }

        /* ===== Cards ===== */
        .card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            overflow: hidden;
        }

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

        /* Top5 cards */
        .top5-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
        }

        .top5-card {
            padding: 20px 16px;
            text-align: center;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .rank-badge {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-mono);
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin: 0 auto;
            flex-shrink: 0;
        }

        .rank-badge.rank-1 {
            background: #C89B5A;
        }

        .rank-badge.rank-2 {
            background: #A8B0AC;
        }

        .rank-badge.rank-3 {
            background: #B87A4A;
        }

        .rank-badge.rank-other {
            background: var(--color-text-muted);
        }

        .top5-card .platform-name {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
        }

        .top5-card .platform-params {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        .top5-card .platform-score {
            font-family: var(--font-mono);
            font-size: 20px;
            font-weight: 700;
            color: var(--color-secondary);
        }

        .star-row {
            display: flex;
            justify-content: center;
            gap: 2px;
        }

        .star {
            color: var(--color-star);
            font-size: 14px;
        }

        .star.empty {
            color: #D0CCC4;
        }

        /* ===== Toolbar / Filter Area ===== */
        .filter-panel {
            background: var(--color-bg-alt);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: flex-end;
            gap: 20px;
        }

        .filter-group {
            display: flex;
            flex-direction: column;
            gap: 6px;
            min-width: 180px;
            flex: 1;
        }

        .filter-group label {
            font-size: 13px;
            color: var(--color-text-secondary);
            font-weight: 500;
        }

        .filter-group select {
            padding: 10px 14px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            background: var(--color-card);
            font-size: 14px;
            color: var(--color-text);
            transition: border-color var(--transition);
            min-height: 44px;
            appearance: auto;
        }

        .filter-group select:focus {
            outline: none;
            border-color: var(--color-primary-hover);
        }

        /* ===== Review Cards ===== */
        .review-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .review-card {
            display: grid;
            grid-template-columns: 80px 1fr;
            gap: 20px;
            padding: 24px;
            align-items: start;
        }

        .review-logo {
            width: 80px;
            height: 80px;
            border-radius: 8px;
            background: var(--color-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            font-weight: 700;
            color: var(--color-primary);
            overflow: hidden;
        }

        .review-logo img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .review-info h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 8px;
        }

        .review-meta {
            display: flex;
            gap: 16px;
            align-items: center;
            margin-bottom: 8px;
            flex-wrap: wrap;
        }

        .review-score {
            font-family: var(--font-mono);
            font-size: 18px;
            font-weight: 700;
            color: var(--color-secondary);
        }

        .review-desc {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
        }

        .review-params {
            font-size: 13px;
            color: var(--color-text-secondary);
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 8px;
            padding-top: 12px;
            border-top: 1px solid var(--color-border);
        }

        .review-params span {
            display: flex;
            flex-direction: column;
        }

        .review-params .param-label {
            font-size: 11px;
            color: var(--color-text-muted);
            text-transform: uppercase;
            letter-spacing: 0.4px;
        }

        .review-params .param-value {
            font-family: var(--font-mono);
            font-weight: 600;
            color: var(--color-text);
            font-size: 14px;
        }

        /* ===== Table ===== */
        .table-wrap {
            overflow-x: auto;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            background: var(--color-card);
            box-shadow: var(--shadow-card);
        }

        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
            min-width: 720px;
        }

        thead th {
            background: var(--color-primary);
            color: #fff;
            padding: 14px 16px;
            text-align: left;
            font-weight: 600;
            font-size: 13px;
            letter-spacing: 0.3px;
            white-space: nowrap;
        }

        tbody td {
            padding: 14px 16px;
            border-top: 1px solid var(--color-border);
            color: var(--color-text-secondary);
            font-size: 13px;
        }

        tbody tr:nth-child(even) {
            background: var(--color-bg-alt);
        }

        tbody tr:hover {
            background: #F5F2EC;
        }

        tbody td:first-child {
            font-weight: 600;
            color: var(--color-text);
        }

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

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

        .step-card {
            padding: 28px 20px;
            text-align: center;
            position: relative;
        }

        .step-number {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            font-family: var(--font-mono);
            font-size: 18px;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 12px;
        }

        .step-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

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

        /* ===== News Cards ===== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .news-card {
            display: block;
            padding: 0;
            overflow: hidden;
        }

        .news-card .news-thumb {
            aspect-ratio: 16 / 9;
            background: var(--color-bg-alt);
            overflow: hidden;
            position: relative;
        }

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

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

        .news-card .news-body {
            padding: 16px 16px 18px;
        }

        .news-card .news-tag {
            display: inline-block;
            font-size: 12px;
            color: var(--color-primary-hover);
            border: 1px solid var(--color-primary-hover);
            border-radius: var(--radius-badge);
            padding: 2px 10px;
            margin-bottom: 8px;
            font-weight: 500;
        }

        .news-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.5;
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card .news-excerpt {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 8px;
        }

        .news-card .news-date {
            font-size: 12px;
            color: var(--color-text-muted);
        }

        .news-empty {
            border: 2px dashed var(--color-border);
            border-radius: var(--radius-card);
            padding: 48px 24px;
            text-align: center;
            color: var(--color-text-muted);
            font-size: 15px;
            background: var(--color-card);
        }

        /* ===== Risk Banner ===== */
        .risk-banner {
            background: var(--color-danger);
            color: #fff;
            padding: 16px 20px;
            border-radius: var(--radius-btn);
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 14px;
            line-height: 1.6;
        }

        .risk-banner .risk-icon {
            font-size: 22px;
            flex-shrink: 0;
            line-height: 1;
        }

        .risk-banner strong {
            font-weight: 600;
        }

        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
            max-width: 800px;
        }

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

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-primary);
            transition: color var(--transition);
            user-select: none;
            gap: 12px;
            min-height: 44px;
        }

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

        .faq-question .faq-arrow {
            font-size: 18px;
            transition: transform 0.3s ease;
            flex-shrink: 0;
            color: var(--color-text-muted);
        }

        .faq-item.active .faq-question .faq-arrow {
            transform: rotate(180deg);
            color: var(--color-primary-hover);
        }

        .faq-answer {
            padding: 0 20px 16px;
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            display: none;
        }

        .faq-item.active .faq-answer {
            display: block;
        }

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

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

        .testimonial-card:hover {
            border-color: var(--color-primary-hover);
            box-shadow: var(--shadow-card-hover);
        }

        .testimonial-card .testimonial-stars {
            margin-bottom: 8px;
        }

        .testimonial-card .testimonial-text {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .testimonial-card .testimonial-user {
            font-size: 13px;
            color: var(--color-text);
            font-weight: 600;
        }

        .testimonial-card .testimonial-years {
            display: inline-block;
            font-size: 12px;
            color: var(--color-text-muted);
            background: var(--color-bg-alt);
            border-radius: var(--radius-badge);
            padding: 2px 10px;
            margin-top: 4px;
        }

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

        .category-entry-card {
            display: block;
            padding: 24px 20px;
            background: var(--color-bg-alt);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            transition: all var(--transition);
            text-align: left;
        }

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

        .category-entry-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .category-entry-card p {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* ===== App Promo ===== */
        .app-promo {
            display: grid;
            grid-template-columns: 280px 1fr;
            gap: 40px;
            align-items: center;
        }

        .app-promo .app-phone {
            aspect-ratio: 9 / 16;
            max-width: 260px;
            border-radius: 16px;
            background: var(--color-bg-alt);
            overflow: hidden;
            box-shadow: var(--shadow-card-hover);
            margin: 0 auto;
        }

        .app-promo .app-phone img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .app-promo-info h3 {
            font-size: 22px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 12px;
        }

        .app-promo-info p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .app-buttons {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .app-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 20px;
            border: 1.5px solid var(--color-text);
            border-radius: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
            background: transparent;
            transition: all var(--transition);
            min-height: 44px;
        }

        .app-btn:hover {
            background: var(--color-text);
            color: #fff;
        }

        /* ===== Tags ===== */
        .tags-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-link {
            display: inline-block;
            padding: 8px 16px;
            font-size: 14px;
            color: var(--color-text-secondary);
            background: var(--color-bg-alt);
            border: 1px solid var(--color-border);
            border-radius: 20px;
            transition: all var(--transition);
        }

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

        /* ===== Compliance ===== */
        .compliance-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            justify-content: center;
            align-items: center;
            padding: 24px 0;
            background: var(--color-bg-alt);
            border-radius: var(--radius-card);
        }

        .compliance-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--color-text-secondary);
        }

        .compliance-item .icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            flex-shrink: 0;
        }

        /* ===== CTA Section ===== */
        .cta-section {
            background: var(--color-primary);
            padding: 48px 0;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 26px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .cta-section p {
            font-size: 15px;
            color: #A8B8B0;
            margin-bottom: 24px;
        }

        /* ===== Disclaimer ===== */
        .disclaimer {
            background: var(--color-bg-alt);
            padding: 16px 0;
            font-size: 12px;
            color: var(--color-text-muted);
            line-height: 1.7;
            text-align: center;
        }

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

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255,255,255,0.12);
        }

        .footer-brand .footer-logo {
            font-size: 18px;
            font-weight: 700;
            letter-spacing: 0.5px;
            margin-bottom: 12px;
            color: #fff;
        }

        .footer-brand p {
            font-size: 13px;
            color: #A8B8B0;
            line-height: 1.7;
            margin-bottom: 8px;
        }

        .footer-column h4 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }

        .footer-column a {
            display: block;
            font-size: 13px;
            color: #A8B8B0;
            padding: 4px 0;
            transition: color var(--transition);
        }

        .footer-column a:hover {
            color: var(--color-secondary);
        }

        .footer-bottom {
            padding-top: 20px;
            text-align: center;
            font-size: 12px;
            color: #A8B8B0;
            letter-spacing: 0.3px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .main-nav {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .hero-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
                min-height: 440px;
                padding: 36px 0;
            }
            .hero-content h1 {
                font-size: 26px;
            }
            .top5-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 12px;
            }
            .review-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .category-entry-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .hero-data-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .hero-data-item .data-number {
                font-size: 22px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-padding: 40px;
            }
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .hero-grid {
                grid-template-columns: 1fr;
                min-height: auto;
                gap: 24px;
                padding: 28px 0;
            }
            .hero-content h1 {
                font-size: 22px;
            }
            .hero-content .hero-desc {
                font-size: 14px;
            }
            .hero-visual {
                aspect-ratio: 16 / 9;
            }
            .hero-cta {
                flex-direction: column;
                width: 100%;
            }
            .hero-cta .btn {
                width: 100%;
            }
            .hero-data-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .top5-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .filter-panel {
                padding: 20px 16px;
                flex-direction: column;
                align-items: stretch;
                gap: 12px;
            }
            .filter-group {
                min-width: 100%;
            }
            .review-card {
                grid-template-columns: 1fr;
                gap: 12px;
                padding: 16px;
                text-align: center;
            }
            .review-logo {
                margin: 0 auto;
            }
            .review-params {
                grid-template-columns: repeat(3, 1fr);
                gap: 6px;
            }
            .steps-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .news-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .category-entry-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .app-promo {
                grid-template-columns: 1fr;
                gap: 20px;
                text-align: center;
            }
            .app-promo .app-phone {
                margin: 0 auto;
            }
            .app-buttons {
                justify-content: center;
            }
            .compliance-bar {
                flex-direction: column;
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
                text-align: left;
            }
            .cta-section h2 {
                font-size: 20px;
            }
            .section-title {
                font-size: 20px;
            }
            .risk-banner {
                flex-direction: column;
                text-align: left;
                align-items: flex-start;
                gap: 8px;
                font-size: 13px;
            }
        }

        @media (max-width: 520px) {
            .hero-content h1 {
                font-size: 20px;
                line-height: 1.4;
            }
            .section-title {
                font-size: 18px;
            }
            .hero-data-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .hero-data-item .data-number {
                font-size: 18px;
            }
            .hero-data-item .data-label {
                font-size: 11px;
            }
            .btn {
                padding: 10px 18px;
                font-size: 14px;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #1E3A32;
            --color-primary-hover: #2E7D5B;
            --color-secondary: #B8894A;
            --color-bg: #F8F6F1;
            --color-bg-alt: #F0EDE6;
            --color-card: #FFFFFF;
            --color-border: #E5E0D5;
            --color-text: #1C2522;
            --color-text-secondary: #5A645E;
            --color-text-muted: #8A928D;
            --color-danger: #B84C3A;
            --color-star: #C89B5A;
            --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", sans-serif;
            --font-mono: "SF Mono", "Roboto Mono", "Consolas", monospace;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-badge: 4px;
            --shadow-card: 0 2px 8px rgba(28,37,34,0.06);
            --shadow-card-hover: 0 4px 16px rgba(28,37,34,0.10);
            --transition: 0.2s ease;
            --container-max: 1200px;
            --section-padding: 64px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--color-text);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--color-primary-hover);
        }
        button {
            font-family: var(--font-sans);
            cursor: pointer;
            border: none;
            background: none;
            font-size: 15px;
        }
        input, select {
            font-family: var(--font-sans);
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--color-card);
            border-bottom: 1px solid var(--color-border);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
        }
        .logo {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 6px;
            background: var(--color-primary);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 0;
        }
        .main-nav a {
            display: inline-flex;
            align-items: center;
            padding: 20px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            position: relative;
            transition: color var(--transition);
            border-bottom: 2px solid transparent;
            white-space: nowrap;
        }
        .main-nav a:hover,
        .main-nav a:focus-visible {
            color: var(--color-primary-hover);
            outline: none;
        }
        .main-nav a.active {
            color: var(--color-primary-hover);
            border-bottom-color: var(--color-primary-hover);
            font-weight: 600;
        }
        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            border-radius: 6px;
            transition: background var(--transition);
            flex-direction: column;
            gap: 5px;
        }
        .nav-toggle:hover {
            background: var(--color-bg-alt);
        }
        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text);
            position: relative;
            transition: all var(--transition);
        }
        .nav-toggle span::before,
        .nav-toggle span::after {
            content: '';
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text);
            position: absolute;
            left: 0;
            transition: transform var(--transition);
        }
        .nav-toggle span::before {
            top: -7px;
        }
        .nav-toggle span::after {
            top: 7px;
        }
        .nav-toggle.active span {
            background: transparent;
        }
        .nav-toggle.active span::before {
            top: 0;
            transform: rotate(45deg);
        }
        .nav-toggle.active span::after {
            top: 0;
            transform: rotate(-45deg);
        }
        .mobile-nav {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-card);
            z-index: 99;
            padding: 24px;
            overflow-y: auto;
            flex-direction: column;
        }
        .mobile-nav.open {
            display: flex;
        }
        .mobile-nav a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-text);
            border-bottom: 1px solid var(--color-border);
        }
        .mobile-nav a:hover {
            color: var(--color-primary-hover);
        }
        /* ===== Breadcrumb ===== */
        .breadcrumb-section {
            background: var(--color-bg);
            padding: 24px 0 0;
        }
        .breadcrumb-nav {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb-nav li {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .breadcrumb-nav li + li::before {
            content: '/';
            color: var(--color-text-muted);
            margin-right: 4px;
        }
        .breadcrumb-nav a {
            color: var(--color-text-secondary);
        }
        .breadcrumb-nav a:hover {
            color: var(--color-primary-hover);
        }
        .breadcrumb-nav li:last-child {
            color: var(--color-primary);
            font-weight: 600;
        }
        /* ===== Page Header ===== */
        .page-header {
            padding: 32px 0 40px;
            background: var(--color-bg);
        }
        .page-header h1 {
            font-size: 32px;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0 0 12px;
            line-height: 1.3;
        }
        .page-header .header-desc {
            font-size: 15px;
            color: var(--color-text-secondary);
            margin: 0;
            max-width: 720px;
            line-height: 1.7;
        }
        /* ===== Section ===== */
        .section {
            padding: var(--section-padding) 0;
        }
        .section-alt {
            background: var(--color-card);
        }
        .section-title {
            font-size: 24px;
            font-weight: 600;
            color: var(--color-text);
            margin: 0 0 8px;
            line-height: 1.3;
        }
        .section-subtitle {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin: 0 0 32px;
            line-height: 1.6;
        }
        /* ===== Filter Toolbar ===== */
        .filter-toolbar {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            background: var(--color-bg-alt);
            border-radius: var(--radius-card);
            padding: 16px 20px;
            margin-bottom: 32px;
        }
        .filter-toolbar label {
            font-size: 13px;
            color: var(--color-text-secondary);
            font-weight: 500;
        }
        .filter-toolbar select {
            padding: 8px 12px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            background: var(--color-card);
            color: var(--color-text);
            font-size: 14px;
            min-width: 160px;
            transition: border-color var(--transition);
        }
        .filter-toolbar select:focus {
            outline: none;
            border-color: var(--color-primary-hover);
        }
        .filter-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .filter-tag {
            padding: 6px 16px;
            border: 1px solid var(--color-border);
            border-radius: 20px;
            font-size: 13px;
            color: var(--color-text-secondary);
            background: var(--color-card);
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }
        .filter-tag:hover {
            border-color: var(--color-primary-hover);
            color: var(--color-primary-hover);
        }
        .filter-tag.active {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }
        /* ===== Ranking List ===== */
        .ranking-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .ranking-item {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            padding: 20px 16px;
            border-bottom: 1px solid var(--color-border);
            transition: background var(--transition);
        }
        .ranking-item:last-child {
            border-bottom: none;
        }
        .ranking-item:hover {
            background: var(--color-bg-alt);
            border-radius: var(--radius-card);
        }
        .rank-badge {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            flex-shrink: 0;
            font-family: var(--font-mono);
        }
        .rank-badge.rank-1 {
            background: #C89B5A;
        }
        .rank-badge.rank-2 {
            background: #A8B0AC;
        }
        .rank-badge.rank-3 {
            background: #B87A4A;
        }
        .rank-badge.rank-other {
            background: var(--color-primary);
        }
        .ranking-info {
            flex: 1;
            min-width: 0;
        }
        .ranking-info .platform-name {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-text);
            margin: 0 0 4px;
        }
        .ranking-info .platform-tagline {
            font-size: 13px;
            color: var(--color-text-secondary);
            margin: 0 0 8px;
            line-height: 1.5;
        }
        .platform-metrics {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 13px;
            color: var(--color-text-secondary);
        }
        .platform-metrics span {
            white-space: nowrap;
        }
        .platform-metrics .metric-value {
            font-weight: 600;
            color: var(--color-text);
            font-family: var(--font-mono);
        }
        .platform-score {
            display: flex;
            flex-direction: column;
            align-items: flex-end;
            gap: 4px;
            flex-shrink: 0;
        }
        .score-number {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-secondary);
            font-family: var(--font-mono);
        }
        .score-stars {
            display: flex;
            gap: 2px;
        }
        .score-stars .star {
            color: var(--color-star);
            font-size: 14px;
        }
        .score-stars .star.empty {
            color: var(--color-border);
        }
        /* ===== Comparison Table ===== */
        .table-wrap {
            overflow-x: auto;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            background: var(--color-card);
            box-shadow: var(--shadow-card);
        }
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 720px;
        }
        .comparison-table th {
            background: var(--color-primary);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 14px 16px;
            text-align: left;
            white-space: nowrap;
        }
        .comparison-table td {
            padding: 12px 16px;
            font-size: 14px;
            color: var(--color-text-secondary);
            border-bottom: 1px solid var(--color-border);
            white-space: nowrap;
        }
        .comparison-table tr:nth-child(even) td {
            background: var(--color-bg-alt);
        }
        .comparison-table tr:last-child td {
            border-bottom: none;
        }
        .comparison-table .table-platform {
            font-weight: 600;
            color: var(--color-text);
        }
        .comparison-table .table-value {
            font-family: var(--font-mono);
            color: var(--color-text);
            font-weight: 600;
        }
        /* ===== Article Cards ===== */
        .article-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .article-card {
            display: block;
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            text-decoration: none;
        }
        .article-card:hover {
            border-color: var(--color-primary-hover);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            color: var(--color-text);
        }
        .article-card-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            background: var(--color-bg-alt);
        }
        .article-card-body {
            padding: 16px 20px 20px;
        }
        .article-card-cat {
            display: inline-block;
            padding: 3px 10px;
            font-size: 12px;
            color: var(--color-primary-hover);
            border: 1px solid var(--color-primary-hover);
            border-radius: var(--radius-badge);
            margin-bottom: 10px;
        }
        .article-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            margin: 0 0 8px;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-card .article-excerpt {
            font-size: 13px;
            color: var(--color-text-secondary);
            margin: 0 0 8px;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-card .article-time {
            font-size: 12px;
            color: var(--color-text-muted);
            margin: 0;
        }
        .empty-hint {
            text-align: center;
            padding: 40px 20px;
            border: 2px dashed var(--color-border);
            border-radius: var(--radius-card);
            color: var(--color-text-muted);
            font-size: 14px;
            background: var(--color-card);
        }
        /* ===== Stats Bar ===== */
        .stats-bar {
            background: var(--color-primary);
            border-radius: var(--radius-card);
            padding: 32px 24px;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            text-align: center;
        }
        .stat-item .stat-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--color-secondary);
            font-family: var(--font-mono);
            margin-bottom: 4px;
        }
        .stat-item .stat-label {
            font-size: 13px;
            color: rgba(255,255,255,0.7);
        }
        /* ===== Risk Warning ===== */
        .risk-warning {
            background: var(--color-danger);
            color: #fff;
            padding: 14px 20px;
            border-radius: var(--radius-card);
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 13px;
            line-height: 1.6;
        }
        .risk-warning .warning-icon {
            font-size: 20px;
            flex-shrink: 0;
            line-height: 1.3;
        }
        .risk-warning strong {
            font-weight: 600;
        }
        /* ===== CTA ===== */
        .cta-section {
            background: var(--color-primary);
            padding: 56px 0;
            text-align: center;
        }
        .cta-section h2 {
            color: #fff;
            font-size: 26px;
            font-weight: 700;
            margin: 0 0 12px;
        }
        .cta-section p {
            color: rgba(255,255,255,0.75);
            font-size: 15px;
            margin: 0 0 28px;
            line-height: 1.7;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            transition: all var(--transition);
            text-decoration: none;
            cursor: pointer;
            border: none;
        }
        .btn-primary {
            background: var(--color-primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--color-primary-hover);
            color: #fff;
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--color-primary-hover);
            outline-offset: 2px;
        }
        .btn-primary:active {
            transform: translateY(1px);
        }
        .btn-gold {
            background: var(--color-secondary);
            color: var(--color-primary);
        }
        .btn-gold:hover {
            background: #C99B5C;
            color: var(--color-primary);
        }
        .btn-outline {
            background: transparent;
            border: 1.5px solid var(--color-primary);
            color: var(--color-primary);
        }
        .btn-outline:hover {
            background: var(--color-primary);
            color: #fff;
        }
        .btn-text {
            color: var(--color-primary-hover);
            padding: 4px 0;
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .btn-text:hover {
            text-decoration: underline;
            color: var(--color-primary-hover);
        }
        /* ===== Footer ===== */
        .site-footer {
            background: var(--color-primary);
            color: rgba(255,255,255,0.8);
            padding: 48px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255,255,255,0.12);
        }
        .footer-logo {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .footer-brand p {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(255,255,255,0.65);
            margin: 0 0 8px;
        }
        .footer-column h4 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 16px;
        }
        .footer-column a {
            display: block;
            font-size: 13px;
            color: rgba(255,255,255,0.65);
            margin-bottom: 10px;
            transition: color var(--transition);
        }
        .footer-column a:hover {
            color: #fff;
        }
        .footer-bottom {
            padding: 20px 0;
            text-align: center;
        }
        .footer-bottom p {
            font-size: 12px;
            color: rgba(255,255,255,0.45);
            margin: 0;
        }
        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .article-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            :root {
                --section-padding: 40px;
            }
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .main-nav {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .page-header h1 {
                font-size: 26px;
            }
            .section-title {
                font-size: 20px;
            }
            .article-grid {
                grid-template-columns: 1fr;
            }
            .stats-bar {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .filter-toolbar {
                flex-direction: column;
                align-items: stretch;
            }
            .filter-toolbar select {
                width: 100%;
                min-width: auto;
            }
            .ranking-item {
                flex-direction: column;
                gap: 12px;
                padding: 16px 12px;
            }
            .platform-score {
                align-items: flex-start;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .cta-section h2 {
                font-size: 22px;
            }
        }
        @media (max-width: 520px) {
            .page-header h1 {
                font-size: 22px;
            }
            .platform-metrics {
                gap: 8px;
                font-size: 12px;
            }
            .score-number {
                font-size: 18px;
            }
            .section-title {
                font-size: 18px;
            }
        }

/* roulang page: article */
:root {
            --color-primary: #1E3A32;
            --color-primary-hover: #2E7D5B;
            --color-secondary: #B8894A;
            --color-bg: #F8F6F1;
            --color-bg-alt: #F0EDE6;
            --color-card: #FFFFFF;
            --color-border: #E5E0D5;
            --color-text: #1C2522;
            --color-text-secondary: #5A645E;
            --color-text-muted: #8A928D;
            --color-danger: #B84C3A;
            --color-star: #C89B5A;
            --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", sans-serif;
            --font-mono: "SF Mono", "Roboto Mono", "Consolas", monospace;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-badge: 4px;
            --shadow-card: 0 2px 8px rgba(28, 37, 34, 0.06);
            --shadow-card-hover: 0 4px 16px rgba(28, 37, 34, 0.10);
            --transition: 0.2s ease;
            --container-max: 1200px;
            --section-padding: 64px;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        button {
            font-family: var(--font-sans);
            cursor: pointer;
            border: none;
            background: none;
            font-size: 15px;
        }

        input,
        select {
            font-family: var(--font-sans);
        }

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

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

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
        }

        .logo {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .logo:hover {
            color: var(--color-primary);
        }

        .logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 6px;
            background: var(--color-primary);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 0;
        }

        .main-nav a {
            display: inline-flex;
            align-items: center;
            padding: 20px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            position: relative;
            transition: color var(--transition);
            border-bottom: 2px solid transparent;
            white-space: nowrap;
        }

        .main-nav a:hover,
        .main-nav a:focus-visible {
            color: var(--color-primary-hover);
            outline: none;
        }

        .main-nav a.active {
            color: var(--color-primary-hover);
            border-bottom-color: var(--color-primary-hover);
            font-weight: 600;
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            border-radius: 6px;
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: var(--color-bg-alt);
        }
        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text);
            position: relative;
            transition: background var(--transition);
        }
        .nav-toggle span::before,
        .nav-toggle span::after {
            content: '';
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text);
            position: absolute;
            left: 0;
            transition: transform var(--transition);
        }
        .nav-toggle span::before {
            top: -7px;
        }
        .nav-toggle span::after {
            top: 7px;
        }
        .nav-toggle.active span {
            background: transparent;
        }
        .nav-toggle.active span::before {
            top: 0;
            transform: rotate(45deg);
        }
        .nav-toggle.active span::after {
            top: 0;
            transform: rotate(-45deg);
        }

        .mobile-nav {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-card);
            z-index: 99;
            padding: 24px;
            overflow-y: auto;
            flex-direction: column;
        }
        .mobile-nav.open {
            display: flex;
        }
        .mobile-nav a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-text);
            border-bottom: 1px solid var(--color-border);
            transition: color var(--transition);
        }
        .mobile-nav a:hover {
            color: var(--color-primary-hover);
        }
        .mobile-nav a.active {
            color: var(--color-primary-hover);
            font-weight: 600;
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-section {
            padding: 24px 0 8px;
            background: var(--color-card);
            border-bottom: 1px solid var(--color-border);
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 13px;
            color: var(--color-text-muted);
        }
        .breadcrumb-nav a {
            color: var(--color-text-secondary);
            transition: color var(--transition);
        }
        .breadcrumb-nav a:hover {
            color: var(--color-primary-hover);
        }
        .breadcrumb-nav .separator {
            color: var(--color-text-muted);
            font-size: 12px;
        }
        .breadcrumb-nav .current {
            color: var(--color-primary);
            font-weight: 600;
            max-width: 260px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        /* ===== Article Page Main ===== */
        .article-page {
            padding: 40px 0 0;
        }
        .article-main {
            padding-bottom: 48px;
        }

        .article-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.4;
            margin-bottom: 16px;
        }

        .article-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 24px;
            font-size: 13px;
            color: var(--color-text-muted);
        }
        .article-meta .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .article-meta .category-badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            border-radius: var(--radius-badge);
            border: 1px solid var(--color-primary-hover);
            color: var(--color-primary-hover);
            font-size: 12px;
            font-weight: 500;
            transition: background var(--transition), color var(--transition);
        }
        .article-meta .category-badge:hover {
            background: var(--color-primary-hover);
            color: #fff;
        }
        .article-meta .read-count {
            font-size: 12px;
            color: var(--color-text-muted);
        }

        /* ===== Article Content ===== */
        .article-content {
            background: var(--color-card);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            padding: 32px 40px;
            box-shadow: var(--shadow-card);
            font-size: 15px;
            line-height: 1.8;
            color: var(--color-text);
            margin-bottom: 24px;
        }
        .article-content p {
            margin-bottom: 16px;
        }
        .article-content h2 {
            font-size: 20px;
            font-weight: 600;
            color: var(--color-primary);
            margin: 28px 0 14px;
            padding-left: 12px;
            border-left: 3px solid var(--color-primary-hover);
            line-height: 1.4;
        }
        .article-content h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text);
            margin: 24px 0 12px;
            line-height: 1.4;
        }
        .article-content ul,
        .article-content ol {
            margin: 0 0 16px 20px;
            padding: 0;
        }
        .article-content ul li,
        .article-content ol li {
            margin-bottom: 8px;
            line-height: 1.7;
        }
        .article-content ul li {
            list-style-type: disc;
        }
        .article-content ol li {
            list-style-type: decimal;
        }
        .article-content blockquote {
            margin: 20px 0;
            padding: 16px 20px;
            background: var(--color-bg-alt);
            border-left: 3px solid var(--color-primary-hover);
            border-radius: 0 var(--radius-card) var(--radius-card) 0;
            color: var(--color-text-secondary);
            font-size: 14px;
            line-height: 1.7;
        }
        .article-content img {
            margin: 20px auto;
            border-radius: var(--radius-card);
            max-width: 100%;
            height: auto;
        }
        .article-content a {
            color: var(--color-primary-hover);
            font-weight: 500;
        }
        .article-content a:hover {
            text-decoration: underline;
        }
        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            font-size: 14px;
        }
        .article-content table th,
        .article-content table td {
            padding: 10px 14px;
            border: 1px solid var(--color-border);
            text-align: left;
        }
        .article-content table th {
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
            white-space: nowrap;
        }
        .article-content table tr:nth-child(even) td {
            background: var(--color-bg-alt);
        }

        .article-not-found {
            background: var(--color-card);
            border-radius: var(--radius-card);
            border: 1px dashed var(--color-border);
            padding: 48px 24px;
            text-align: center;
            margin-bottom: 24px;
        }
        .article-not-found h2 {
            font-size: 22px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 12px;
        }
        .article-not-found p {
            font-size: 15px;
            color: var(--color-text-secondary);
            margin-bottom: 20px;
        }
        .article-not-found a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 24px;
            background: var(--color-primary);
            color: #fff;
            border-radius: var(--radius-btn);
            font-weight: 500;
            transition: background var(--transition);
        }
        .article-not-found a:hover {
            background: var(--color-primary-hover);
            color: #fff;
        }

        /* ===== Key Points Summary ===== */
        .key-points {
            background: var(--color-bg-alt);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            padding: 24px 28px;
            margin-bottom: 32px;
        }
        .key-points h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .key-points h3::before {
            content: '';
            display: inline-block;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-secondary);
            flex-shrink: 0;
        }
        .key-points ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .key-points ul li {
            position: relative;
            padding-left: 20px;
            margin-bottom: 10px;
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }
        .key-points ul li::before {
            content: '';
            display: block;
            position: absolute;
            left: 0;
            top: 8px;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-primary-hover);
        }
        .key-points ul li:last-child {
            margin-bottom: 0;
        }

        /* ===== Related Articles ===== */
        .related-section {
            padding: 48px 0 56px;
            background: var(--color-bg);
        }
        .related-section .section-title {
            font-size: 22px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 24px;
            text-align: left;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .related-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
            display: flex;
            flex-direction: column;
        }
        .related-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-primary-hover);
            color: var(--color-text);
        }
        .related-card img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            background: var(--color-bg-alt);
        }
        .related-card-body {
            padding: 16px 18px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .related-card-body h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.4;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color var(--transition);
        }
        .related-card:hover .related-card-body h3 {
            color: var(--color-primary-hover);
        }
        .related-card-meta {
            font-size: 12px;
            color: var(--color-text-muted);
            margin-top: auto;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .related-card-meta .tag-badge {
            display: inline-flex;
            padding: 2px 8px;
            border-radius: var(--radius-badge);
            border: 1px solid var(--color-primary-hover);
            color: var(--color-primary-hover);
            font-size: 11px;
            font-weight: 500;
        }

        /* ===== Bottom CTA ===== */
        .article-cta-section {
            padding: 40px 0 64px;
            background: var(--color-bg);
        }
        .article-cta-box {
            background: var(--color-primary);
            border-radius: var(--radius-card);
            padding: 40px 44px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }
        .article-cta-box .cta-left {
            flex: 1;
            min-width: 240px;
        }
        .article-cta-box .cta-left h2 {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .article-cta-box .cta-left p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 0;
        }
        .article-cta-box .cta-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .btn-outline-light-custom {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 22px;
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            border-radius: var(--radius-btn);
            font-weight: 500;
            font-size: 14px;
            transition: background var(--transition), border-color var(--transition), color var(--transition);
        }
        .btn-outline-light-custom:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
        }
        .btn-secondary-gold {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 24px;
            background: var(--color-secondary);
            color: var(--color-primary);
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 14px;
            transition: background var(--transition), transform var(--transition);
        }
        .btn-secondary-gold:hover {
            background: #a87d3e;
            color: var(--color-primary);
            transform: translateY(-1px);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--color-primary);
            color: #fff;
            padding: 48px 0 24px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand .footer-logo {
            font-size: 18px;
            font-weight: 700;
            letter-spacing: 0.5px;
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.6;
            margin-bottom: 8px;
        }
        .footer-column h4 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }
        .footer-column a {
            display: block;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            padding: 4px 0;
            transition: color var(--transition);
        }
        .footer-column a:hover {
            color: var(--color-secondary);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 16px;
            text-align: center;
        }
        .footer-bottom p {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.55);
            margin: 0;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .main-nav a {
                padding: 20px 12px;
                font-size: 14px;
            }
            .article-content {
                padding: 24px 28px;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .main-nav {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .article-page {
                padding: 24px 0 0;
            }
            .article-title {
                font-size: 24px;
            }
            .article-content {
                padding: 20px 18px;
                font-size: 14px;
            }
            .article-content h2 {
                font-size: 18px;
            }
            .article-content h3 {
                font-size: 16px;
            }
            .key-points {
                padding: 18px 20px;
            }
            .related-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .article-cta-box {
                padding: 28px 24px;
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
            }
            .article-cta-box .cta-actions {
                width: 100%;
                flex-wrap: wrap;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .breadcrumb-nav .current {
                max-width: 160px;
            }
        }

        @media (max-width: 520px) {
            .article-title {
                font-size: 20px;
            }
            .article-meta {
                gap: 10px;
                font-size: 12px;
            }
            .article-content {
                padding: 16px 14px;
                font-size: 14px;
                line-height: 1.75;
            }
            .article-cta-box .cta-left h2 {
                font-size: 18px;
            }
            .btn-outline-light-custom,
            .btn-secondary-gold {
                padding: 10px 18px;
                font-size: 13px;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #1E3A32;
            --color-primary-hover: #2E7D5B;
            --color-secondary: #B8894A;
            --color-bg: #F8F6F1;
            --color-bg-alt: #F0EDE6;
            --color-card: #FFFFFF;
            --color-border: #E5E0D5;
            --color-text: #1C2522;
            --color-text-secondary: #5A645E;
            --color-text-muted: #8A928D;
            --color-danger: #B84C3A;
            --color-star: #C89B5A;
            --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", sans-serif;
            --font-mono: "SF Mono", "Roboto Mono", "Consolas", monospace;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-badge: 4px;
            --shadow-card: 0 2px 8px rgba(28,37,34,0.06);
            --shadow-card-hover: 0 4px 16px rgba(28,37,34,0.10);
            --transition: 0.2s ease;
            --container-max: 1200px;
            --section-padding: 64px;
        }
        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--color-text);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--color-primary-hover);
        }
        button {
            font-family: var(--font-sans);
            cursor: pointer;
            border: none;
            background: none;
            font-size: 15px;
        }
        input, select {
            font-family: var(--font-sans);
            font-size: 14px;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--color-card);
            border-bottom: 1px solid var(--color-border);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
        }
        .logo {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 6px;
            background: var(--color-primary);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 0;
        }
        .main-nav a {
            display: inline-flex;
            align-items: center;
            padding: 20px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            position: relative;
            transition: color var(--transition);
            border-bottom: 2px solid transparent;
            white-space: nowrap;
        }
        .main-nav a:hover,
        .main-nav a:focus-visible {
            color: var(--color-primary-hover);
            outline: none;
        }
        .main-nav a.active {
            color: var(--color-primary-hover);
            border-bottom-color: var(--color-primary-hover);
            font-weight: 600;
        }
        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            border-radius: 6px;
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: var(--color-bg-alt);
        }
        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text);
            position: relative;
            transition: background var(--transition);
        }
        .nav-toggle span::before,
        .nav-toggle span::after {
            content: '';
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text);
            position: absolute;
            left: 0;
            transition: transform var(--transition);
        }
        .nav-toggle span::before {
            top: -7px;
        }
        .nav-toggle span::after {
            top: 7px;
        }
        .nav-toggle.active span {
            background: transparent;
        }
        .nav-toggle.active span::before {
            top: 0;
            transform: rotate(45deg);
        }
        .nav-toggle.active span::after {
            top: 0;
            transform: rotate(-45deg);
        }
        .mobile-nav {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-card);
            z-index: 99;
            padding: 24px;
            overflow-y: auto;
            flex-direction: column;
        }
        .mobile-nav.open {
            display: flex;
        }
        .mobile-nav a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-text);
            border-bottom: 1px solid var(--color-border);
        }
        .mobile-nav a:last-child {
            border-bottom: none;
        }
        .mobile-nav a.active {
            color: var(--color-primary-hover);
            font-weight: 600;
        }
        /* Breadcrumb */
        .breadcrumb-section {
            padding: 24px 0 16px;
            background: var(--color-bg);
        }
        .breadcrumb {
            font-size: 13px;
            color: var(--color-text-muted);
            display: flex;
            align-items: center;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-text-muted);
        }
        .breadcrumb a:hover {
            color: var(--color-primary-hover);
        }
        .breadcrumb .separator {
            margin: 0 8px;
            color: var(--color-text-muted);
        }
        .breadcrumb .current {
            color: var(--color-primary);
            font-weight: 500;
        }
        .page-title-area {
            margin-bottom: 16px;
        }
        .page-title-area h1 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0 0 8px;
        }
        .page-title-area .subtitle {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 720px;
            line-height: 1.7;
        }
        /* Sections */
        main {
            display: block;
        }
        .section {
            padding: var(--section-padding) 0;
            background: var(--color-bg);
        }
        .section-alt {
            background: var(--color-bg-alt);
        }
        .section-white {
            background: var(--color-card);
        }
        .section-title {
            font-size: 24px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 16px;
        }
        .section-desc {
            font-size: 15px;
            color: var(--color-text-secondary);
            margin-bottom: 32px;
            max-width: 800px;
        }
        /* Rate comparison table */
        .table-responsive {
            overflow-x: auto;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            background: var(--color-card);
        }
        .rate-table {
            width: 100%;
            min-width: 720px;
            border-collapse: collapse;
            font-size: 14px;
        }
        .rate-table th {
            background: var(--color-primary);
            color: #fff;
            padding: 12px 16px;
            text-align: left;
            font-weight: 600;
            white-space: nowrap;
        }
        .rate-table td {
            padding: 14px 16px;
            border-bottom: 1px solid var(--color-border);
            color: var(--color-text);
            font-family: var(--font-mono);
            font-size: 14px;
        }
        .rate-table tr:nth-child(even) td {
            background: var(--color-bg-alt);
        }
        .rate-table tr:hover td {
            background: #F2F5F3;
        }
        .rate-table .platform-name {
            font-family: var(--font-sans);
            font-weight: 600;
        }
        /* Calculator */
        .calculator-panel {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 24px;
        }
        .calculator-grid {
            display: grid;
            grid-template-columns: 1fr 1fr auto auto;
            gap: 16px;
            align-items: end;
        }
        .calculator-field label {
            display: block;
            font-size: 12px;
            color: var(--color-text-secondary);
            margin-bottom: 6px;
        }
        .calculator-field input {
            width: 100%;
            padding: 10px 12px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            background: #fff;
            color: var(--color-text);
        }
        .calculator-field input:focus {
            outline: none;
            border-color: var(--color-primary-hover);
            box-shadow: 0 0 0 2px rgba(46,125,91,0.2);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--color-primary);
            color: #fff;
            border: 1.5px solid 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: 1.5px solid var(--color-primary);
        }
        .btn-outline:hover {
            background: var(--color-primary);
            color: #fff;
        }
        .btn-gold {
            background: var(--color-secondary);
            color: var(--color-primary);
            border: 1.5px solid var(--color-secondary);
        }
        .btn-gold:hover {
            background: #A67A3E;
            border-color: #A67A3E;
            color: #fff;
        }
        .btn:focus-visible {
            outline: 2px solid var(--color-primary-hover);
            outline-offset: 2px;
        }
        .btn:active {
            transform: translateY(1px);
        }
        .result-display {
            background: var(--color-bg-alt);
            border-radius: var(--radius-card);
            padding: 16px;
            text-align: center;
            font-size: 16px;
            color: var(--color-primary);
            font-weight: 600;
            min-height: 52px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        /* Tips cards */
        .tips-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 24px;
        }
        .tip-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition), transform var(--transition);
        }
        .tip-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .tip-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-primary);
            margin: 0 0 8px;
        }
        .tip-card p {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin: 0;
            line-height: 1.7;
        }
        /* Related articles */
        .article-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .article-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition), transform var(--transition);
            display: flex;
            flex-direction: column;
        }
        .article-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .article-card .card-image {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--color-bg-alt);
        }
        .article-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .article-card .card-body {
            padding: 16px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .article-card .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 8px;
        }
        .article-card .badge {
            display: inline-block;
            background: transparent;
            border: 1px solid var(--color-primary-hover);
            color: var(--color-primary-hover);
            font-size: 12px;
            border-radius: var(--radius-badge);
            padding: 2px 8px;
        }
        .article-card .date {
            font-size: 12px;
            color: var(--color-text-muted);
        }
        .article-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text);
            margin: 0 0 8px;
            line-height: 1.4;
        }
        .article-card p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin: 0 0 12px;
            flex: 1;
        }
        .article-card a {
            color: var(--color-primary);
            font-weight: 500;
            font-size: 13px;
            align-self: flex-start;
        }
        .article-card a:hover {
            color: var(--color-primary-hover);
        }
        /* Risk banner */
        .risk-banner {
            background: var(--color-danger);
            color: #fff;
            padding: 14px 20px;
            border-radius: var(--radius-card);
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 14px;
            line-height: 1.6;
        }
        .risk-banner .risk-icon {
            font-size: 20px;
            flex-shrink: 0;
            width: 24px;
            text-align: center;
        }
        .risk-banner strong {
            font-weight: 600;
        }
        /* CTA section */
        .cta-section {
            background: var(--color-primary);
            padding: 40px 0;
            text-align: center;
        }
        .cta-section h2 {
            color: #fff;
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .cta-section p {
            color: rgba(255,255,255,0.85);
            margin-bottom: 20px;
            font-size: 15px;
        }
        .cta-section .btn-gold {
            background: var(--color-secondary);
            border-color: var(--color-secondary);
            color: var(--color-primary);
            font-size: 16px;
            padding: 12px 28px;
        }
        .cta-section .btn-gold:hover {
            background: #A67A3E;
            border-color: #A67A3E;
            color: #fff;
        }
        /* Footer */
        .site-footer {
            background: var(--color-primary);
            color: #fff;
            padding: 40px 0 20px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-logo {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 12px;
            color: #fff;
        }
        .footer-brand p {
            font-size: 13px;
            color: rgba(255,255,255,0.7);
            line-height: 1.6;
            margin: 0 0 8px;
        }
        .footer-column h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 12px;
            color: #fff;
        }
        .footer-column a {
            display: block;
            color: rgba(255,255,255,0.7);
            font-size: 13px;
            margin-bottom: 8px;
            transition: color var(--transition);
        }
        .footer-column a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.15);
            padding-top: 16px;
            text-align: center;
            font-size: 12px;
            color: rgba(255,255,255,0.5);
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .main-nav {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .article-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .calculator-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .section {
                padding: 40px 0;
            }
            .page-title-area h1 {
                font-size: 24px;
            }
            .section-title {
                font-size: 20px;
            }
            .article-grid {
                grid-template-columns: 1fr;
            }
            .calculator-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .rate-table {
                min-width: 600px;
            }
            .risk-banner {
                flex-direction: column;
                align-items: flex-start;
            }
        }
        @media (max-width: 520px) {
            .rate-table {
                min-width: 480px;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #1E3A32;
            --color-primary-hover: #2E7D5B;
            --color-secondary: #B8894A;
            --color-bg: #F8F6F1;
            --color-bg-alt: #F0EDE6;
            --color-card: #FFFFFF;
            --color-border: #E5E0D5;
            --color-text: #1C2522;
            --color-text-secondary: #5A645E;
            --color-text-muted: #8A928D;
            --color-danger: #B84C3A;
            --color-star: #C89B5A;
            --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", sans-serif;
            --font-mono: "SF Mono", "Roboto Mono", "Consolas", monospace;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-badge: 4px;
            --shadow-card: 0 2px 8px rgba(28, 37, 34, 0.06);
            --shadow-card-hover: 0 4px 16px rgba(28, 37, 34, 0.10);
            --transition: 0.2s ease;
            --container-max: 1200px;
            --section-padding: 64px;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        button {
            font-family: var(--font-sans);
            cursor: pointer;
            border: none;
            background: none;
            font-size: 15px;
        }

        input,
        select {
            font-family: var(--font-sans);
        }

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

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

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
        }

        .logo {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }

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

        .logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 6px;
            background: var(--color-primary);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 0;
        }

        .main-nav a {
            display: inline-flex;
            align-items: center;
            padding: 20px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            position: relative;
            transition: color var(--transition);
            border-bottom: 2px solid transparent;
            white-space: nowrap;
        }

        .main-nav a:hover,
        .main-nav a:focus-visible {
            color: var(--color-primary-hover);
            outline: none;
        }

        .main-nav a.active {
            color: var(--color-primary-hover);
            border-bottom-color: var(--color-primary-hover);
            font-weight: 600;
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            border-radius: 6px;
            transition: background var(--transition);
        }

        .nav-toggle:hover {
            background: var(--color-bg-alt);
        }

        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text);
            position: relative;
            transition: background var(--transition);
        }

        .nav-toggle span::before,
        .nav-toggle span::after {
            content: '';
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text);
            position: absolute;
            left: 0;
            transition: transform var(--transition);
        }

        .nav-toggle span::before {
            top: -7px;
        }

        .nav-toggle span::after {
            top: 7px;
        }

        .nav-toggle.active span {
            background: transparent;
        }

        .nav-toggle.active span::before {
            top: 0;
            transform: rotate(45deg);
        }

        .nav-toggle.active span::after {
            top: 0;
            transform: rotate(-45deg);
        }

        .mobile-nav {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-card);
            z-index: 99;
            padding: 24px;
            overflow-y: auto;
            flex-direction: column;
        }

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

        .mobile-nav a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-text);
            border-bottom: 1px solid var(--color-border);
        }

        .mobile-nav a.active {
            color: var(--color-primary-hover);
        }

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

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

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

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

        .breadcrumb-nav .separator {
            color: var(--color-text-muted);
            user-select: none;
        }

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

        /* ===== Page Intro ===== */
        .page-intro {
            padding: 40px 0 36px;
            background: var(--color-card);
        }

        .page-intro h1 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0 0 12px;
            line-height: 1.35;
        }

        .page-intro .intro-desc {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 720px;
            margin: 0;
        }

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

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

        .section-title {
            font-size: 22px;
            font-weight: 600;
            color: var(--color-text);
            margin: 0 0 12px;
            line-height: 1.4;
        }

        .section-subtitle {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin: 0 0 32px;
            line-height: 1.6;
        }

        /* ===== Stats Bar ===== */
        .stats-bar {
            background: var(--color-primary);
            padding: 36px 0;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .stat-item {
            text-align: center;
            color: #fff;
        }

        .stat-number {
            font-family: var(--font-mono);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-secondary);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.72);
            letter-spacing: 0.5px;
        }

        /* ===== Checklist Grid ===== */
        .checklist-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .checklist-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition), border-color var(--transition), transform var(--transition);
        }

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

        .checklist-num {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            font-size: 14px;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 12px;
            font-family: var(--font-mono);
        }

        .checklist-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            margin: 0 0 8px;
            line-height: 1.4;
        }

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

        /* ===== Qualification Section ===== */
        .qualification-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .qualification-text h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--color-text);
            margin: 0 0 16px;
        }

        .qualification-text p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin: 0 0 12px;
        }

        .qualification-list {
            list-style: none;
            padding: 0;
            margin: 16px 0 0;
        }

        .qualification-list li {
            position: relative;
            padding-left: 24px;
            font-size: 14px;
            color: var(--color-text);
            margin-bottom: 10px;
            line-height: 1.6;
        }

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

        .qualification-image {
            background: var(--color-bg-alt);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            aspect-ratio: 4/3;
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 260px;
        }

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

        /* ===== Warning Cards ===== */
        .warning-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }

        .warning-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-left: 4px solid var(--color-danger);
            border-radius: var(--radius-card);
            padding: 20px;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition), transform var(--transition);
        }

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

        .warning-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-danger);
            margin: 0 0 8px;
            line-height: 1.4;
        }

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

        /* ===== Related Articles ===== */
        .article-card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }

        .article-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition), border-color var(--transition), transform var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .article-card .article-body {
            padding: 16px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .article-card .article-tag {
            display: inline-block;
            font-size: 12px;
            color: var(--color-primary-hover);
            border: 1px solid var(--color-primary-hover);
            border-radius: var(--radius-badge);
            padding: 2px 10px;
            margin-bottom: 10px;
            width: fit-content;
        }

        .article-card h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            margin: 0 0 8px;
            line-height: 1.45;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-card .article-summary {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }

        .article-card .article-meta {
            font-size: 12px;
            color: var(--color-text-muted);
            margin-top: auto;
        }

        .view-more-block {
            text-align: right;
            margin-top: 24px;
        }

        .view-more-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-primary-hover);
            transition: gap var(--transition), color var(--transition);
        }

        .view-more-btn:hover {
            gap: 10px;
            color: var(--color-primary);
        }

        .view-more-btn .arrow {
            font-size: 16px;
        }

        /* ===== Risk Banner ===== */
        .risk-banner {
            background: var(--color-danger);
            padding: 18px 24px;
            border-radius: var(--radius-btn);
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }

        .risk-banner .risk-icon {
            flex-shrink: 0;
            width: 22px;
            height: 22px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            line-height: 1;
        }

        .risk-banner p {
            color: #fff;
            font-size: 13px;
            line-height: 1.6;
            margin: 0;
        }

        .risk-banner .risk-title {
            font-weight: 600;
            display: block;
            margin-bottom: 4px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--color-primary);
            padding: 56px 0;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px;
            line-height: 1.4;
        }

        .cta-section p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.75);
            margin: 0 0 28px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            transition: background var(--transition), color var(--transition), transform var(--transition), outline-color var(--transition);
            cursor: pointer;
            text-decoration: none;
            gap: 6px;
        }

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

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

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

        .btn-primary:active {
            transform: translateY(1px);
        }

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

        .btn-gold:hover {
            background: #a87b3e;
            border-color: #a87b3e;
            color: #fff;
        }

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

        .btn-gold:active {
            transform: translateY(1px);
        }

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

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.3fr;
            gap: 36px;
            margin-bottom: 36px;
        }

        .footer-logo {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-secondary);
            letter-spacing: 0.5px;
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.7;
            margin: 0 0 8px;
        }

        .footer-column h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 14px;
            letter-spacing: 0.5px;
        }

        .footer-column a {
            display: block;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            padding: 5px 0;
            transition: color var(--transition);
        }

        .footer-column a:hover {
            color: var(--color-secondary);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 18px;
            text-align: center;
        }

        .footer-bottom p {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
            margin: 0;
        }

        /* ===== Empty State ===== */
        .empty-state {
            border: 1px dashed var(--color-border);
            border-radius: var(--radius-card);
            padding: 40px 20px;
            text-align: center;
            color: var(--color-text-muted);
            font-size: 14px;
            background: var(--color-bg-alt);
        }

        /* ===== Responsive ===== */
        @media (min-width: 1440px) {
            .container {
                max-width: 1200px;
            }
            .checklist-grid {
                grid-template-columns: repeat(4, 1fr);
            }
        }

        @media (max-width: 1023px) {
            .main-nav {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .checklist-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .warning-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .article-card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .qualification-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 767px) {
            :root {
                --section-padding: 40px;
            }
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .page-intro h1 {
                font-size: 24px;
            }
            .section-title {
                font-size: 20px;
            }
            .stats-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 12px;
            }
            .stat-number {
                font-size: 22px;
            }
            .stat-label {
                font-size: 11px;
            }
            .checklist-grid {
                grid-template-columns: 1fr;
            }
            .warning-grid {
                grid-template-columns: 1fr;
            }
            .article-card-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .risk-banner {
                flex-direction: column;
                padding: 14px 16px;
            }
            .cta-section h2 {
                font-size: 20px;
            }
            .btn {
                padding: 10px 22px;
                font-size: 14px;
            }
        }

        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .stat-item {
                display: flex;
                align-items: baseline;
                gap: 8px;
                justify-content: center;
            }
            .stat-number {
                font-size: 20px;
                margin-bottom: 0;
            }
        }