/* roulang page: index */
:root {
            --color-primary: #1C1F26;
            --color-accent: #E5484D;
            --color-accent-dark: #C93338;
            --color-accent-light: #FDEBEB;
            --color-bg: #F4F1EC;
            --color-card: #FFFFFF;
            --color-text: #111318;
            --color-text-secondary: #5F6672;
            --color-text-muted: #8A919B;
            --color-border: #E5E0D9;
            --color-divider: #EDE8E1;
            --color-risk-orange: #E8862E;
            --color-risk-bg: #FDF3E7;
            --color-success: #2F9E68;
            --color-success-bg: #EAF6F0;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Heiti SC", "Noto Sans SC", sans-serif;
            --font-mono: "SF Mono", "Menlo", "Consolas", monospace;
            --radius-card: 10px;
            --radius-btn: 8px;
            --radius-tag: 6px;
            --shadow-sm: 0 1px 2px rgba(17,19,24,.04);
            --shadow-hover: 0 8px 20px rgba(17,19,24,.08);
            --shadow-card: 0 1px 3px rgba(17,19,24,.05);
            --container-max: 1200px;
            --section-padding: 64px 0;
            --transition-fast: .2s ease;
            --transition-med: .3s ease;
        }

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

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

        body {
            font-family: var(--font-stack);
            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;
        }

        ul, ol {
            list-style: none;
        }

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

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

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

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        :focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ===== Header / Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--color-primary);
            box-shadow: 0 1px 4px rgba(0,0,0,.12);
        }

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

        .site-logo {
            font-size: 18px;
            font-weight: 700;
            color: #F4F1EC;
            letter-spacing: .5px;
            white-space: nowrap;
        }

        .site-logo .logo-accent {
            color: var(--color-accent);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .main-nav a {
            color: #D5D0C8;
            font-size: 14px;
            font-weight: 500;
            padding: 6px 14px;
            border-radius: var(--radius-tag);
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-fast), background var(--transition-fast);
        }

        .main-nav a:hover {
            color: #FFFFFF;
            background: rgba(255,255,255,.08);
        }

        .main-nav a.active {
            color: #FFFFFF;
            background: rgba(229,72,77,.18);
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 1px;
        }

        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            background: transparent;
            border: none;
            cursor: pointer;
        }

        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: #F4F1EC;
            border-radius: 2px;
            transition: transform var(--transition-med), opacity var(--transition-med);
        }

        .hamburger.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger.open span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ===== Section base ===== */
        section {
            padding: var(--section-padding);
        }

        .section-alt {
            background: #ECEAE5;
        }

        .section-white {
            background: #FAF9F7;
        }

        .section-dark {
            background: var(--color-primary);
            color: #F4F1EC;
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text);
            margin-bottom: 12px;
            letter-spacing: .3px;
        }

        .section-title .highlight {
            color: var(--color-accent);
        }

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

        .section-dark .section-title {
            color: #F4F1EC;
        }
        .section-dark .section-subtitle {
            color: #B5BBC4;
        }

        /* ===== Risk strip ===== */
        .risk-strip {
            background: #1C1F26;
            border-bottom: 1px solid rgba(229,72,77,.3);
            padding: 10px 0;
        }

        .risk-strip .container {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: #E8A0A2;
            line-height: 1.5;
        }

        .risk-strip .risk-dot {
            display: inline-block;
            width: 6px;
            height: 6px;
            background: var(--color-accent);
            border-radius: 50%;
            flex-shrink: 0;
        }

        /* ===== Hero ===== */
        .hero-section {
            background: linear-gradient(135deg, #F4F1EC 0%, #EAE5DD 100%);
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: 
                linear-gradient(rgba(28,31,38,.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(28,31,38,.03) 1px, transparent 1px);
            background-size: 40px 40px;
            pointer-events: none;
        }

        .hero-section .container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 1;
            padding-top: 64px;
            padding-bottom: 64px;
        }

        .hero-title {
            font-size: 38px;
            font-weight: 700;
            line-height: 1.25;
            color: var(--color-text);
            letter-spacing: .5px;
            margin-bottom: 16px;
        }

        .hero-title .highlight {
            color: var(--color-accent);
        }

        .hero-desc {
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text-secondary);
            max-width: 520px;
            margin-bottom: 28px;
        }

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

        .hero-figure {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
            background: #E5E0D9;
            aspect-ratio: 640 / 480;
            position: relative;
        }

        .hero-figure img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 44px;
            padding: 0 24px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: .3px;
            transition: all var(--transition-fast);
            border: 1px solid transparent;
        }

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

        .btn-primary:hover {
            background: var(--color-accent-dark);
            border-color: var(--color-accent-dark);
            box-shadow: 0 4px 12px rgba(229,72,77,.3);
        }

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

        .btn-outline:hover {
            background: var(--color-accent-light);
            border-color: var(--color-accent-dark);
            color: var(--color-accent-dark);
        }

        .btn-outline-dark {
            background: transparent;
            color: #F4F1EC;
            border-color: rgba(244,241,236,.4);
        }

        .btn-outline-dark:hover {
            background: rgba(244,241,236,.1);
            border-color: #F4F1EC;
        }

        /* ===== Tags / Badges ===== */
        .tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 500;
            padding: 3px 10px;
            border-radius: var(--radius-tag);
            background: #F0ECE5;
            color: var(--color-text-secondary);
            letter-spacing: .2px;
        }

        .tag-risk {
            background: var(--color-risk-bg);
            color: var(--color-risk-orange);
        }

        .tag-pass {
            background: var(--color-success-bg);
            color: var(--color-success);
        }

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

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

        .category-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 22px 20px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-med);
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .category-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: #D0C8BC;
        }

        .category-icon {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            background: var(--color-accent-light);
            color: var(--color-accent);
            margin-bottom: 4px;
        }

        .category-name {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.4;
        }

        .category-action {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.5;
        }

        .category-card:hover .category-name {
            color: var(--color-accent);
        }

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

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

        .cms-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: #D0C8BC;
        }

        .cms-card-thumb {
            aspect-ratio: 320 / 180;
            background: #E5E0D9;
            overflow: hidden;
        }

        .cms-card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .cms-card-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            flex: 1;
        }

        .cms-card-category {
            font-size: 12px;
            color: var(--color-accent);
            font-weight: 500;
            letter-spacing: .2px;
        }

        .cms-card-title {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.45;
            color: var(--color-text);
        }

        .cms-card-title a:hover {
            color: var(--color-accent);
        }

        .cms-card-excerpt {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            flex: 1;
        }

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

        .cms-empty {
            grid-column: 1 / -1;
            text-align: center;
            padding: 48px 20px;
            color: var(--color-text-muted);
            font-size: 14px;
            background: var(--color-card);
            border-radius: var(--radius-card);
            border: 1px dashed var(--color-border);
        }

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

        .score-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 720px;
        }

        .score-table th {
            background: var(--color-primary);
            color: #F4F1EC;
            font-size: 13px;
            font-weight: 600;
            padding: 14px 16px;
            text-align: left;
            white-space: nowrap;
        }

        .score-table td {
            padding: 14px 16px;
            font-size: 14px;
            border-bottom: 1px solid var(--color-divider);
            color: var(--color-text-secondary);
        }

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

        .score-table .platform-name {
            font-weight: 600;
            color: var(--color-text);
            white-space: nowrap;
        }

        .score-bar {
            display: flex;
            align-items: center;
            gap: 8px;
            min-width: 120px;
        }

        .score-bar-track {
            flex: 1;
            height: 6px;
            background: #E5E0D9;
            border-radius: 3px;
            overflow: hidden;
        }

        .score-bar-fill {
            height: 100%;
            background: var(--color-accent);
            border-radius: 3px;
            transition: width var(--transition-med);
        }

        .score-bar-fill.green {
            background: var(--color-success);
        }
        .score-bar-fill.orange {
            background: var(--color-risk-orange);
        }

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

        .method-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 24px 20px;
            box-shadow: var(--shadow-sm);
            text-align: center;
            transition: all var(--transition-med);
        }

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

        .method-step {
            font-size: 12px;
            font-weight: 600;
            color: var(--color-accent);
            letter-spacing: 1px;
            margin-bottom: 8px;
            font-family: var(--font-mono);
        }

        .method-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 10px;
            line-height: 1.4;
        }

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

        .method-thumb {
            aspect-ratio: 320 / 180;
            border-radius: 8px;
            overflow: hidden;
            margin-bottom: 16px;
            background: #E5E0D9;
        }

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

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

        .risk-warning-card {
            background: rgba(255,255,255,.06);
            border: 1px solid rgba(255,255,255,.14);
            border-radius: var(--radius-card);
            padding: 24px 22px;
            transition: all var(--transition-med);
        }

        .risk-warning-card:hover {
            background: rgba(255,255,255,.1);
            border-color: rgba(229,72,77,.5);
        }

        .risk-warning-title {
            font-size: 15px;
            font-weight: 600;
            color: #F4F1EC;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .risk-warning-title .warn-dot {
            width: 8px;
            height: 8px;
            background: var(--color-risk-orange);
            border-radius: 50%;
            flex-shrink: 0;
        }

        .risk-warning-text {
            font-size: 13px;
            color: #B5BBC4;
            line-height: 1.65;
        }

        /* ===== Fee table ===== */
        .fee-table-wrap {
            background: var(--color-card);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        .fee-table {
            width: 100%;
            border-collapse: collapse;
        }

        .fee-table th {
            background: #F7F3ED;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text);
            padding: 12px 16px;
            text-align: left;
            border-bottom: 1px solid var(--color-border);
        }

        .fee-table td {
            padding: 12px 16px;
            font-size: 14px;
            color: var(--color-text-secondary);
            border-bottom: 1px solid var(--color-divider);
        }

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

        .fee-note {
            font-size: 12px;
            color: var(--color-text-muted);
            margin-top: 12px;
            line-height: 1.5;
        }

        /* ===== Avoid pitfalls ===== */
        .pitfall-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .pitfall-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 22px 20px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-med);
            border-left: 3px solid var(--color-risk-orange);
        }

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

        .pitfall-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .pitfall-text {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.65;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-med);
        }

        .faq-item:hover {
            border-color: #D0C8BC;
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 18px 20px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            transition: color var(--transition-fast);
            user-select: none;
        }

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

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

        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            color: var(--color-accent);
        }

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

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

        .faq-answer-inner {
            padding: 0 20px 18px;
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            background: #FAF9F7;
            margin: 0;
            border-top: 1px solid var(--color-divider);
            padding-top: 14px;
        }

        /* ===== Stats strip ===== */
        .stats-strip {
            background: #ECEAE5;
            padding: 40px 0;
        }

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

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

        .stat-number {
            font-size: 32px;
            font-weight: 700;
            font-family: var(--font-mono);
            color: var(--color-primary);
            letter-spacing: .5px;
        }

        .stat-label {
            font-size: 13px;
            color: var(--color-text-secondary);
        }

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

        .article-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-med);
        }

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

        .article-thumb {
            aspect-ratio: 800 / 420;
            background: #E5E0D9;
            overflow: hidden;
        }

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

        .article-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .article-title {
            font-size: 15px;
            font-weight: 600;
            line-height: 1.45;
            color: var(--color-text);
        }

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

        .article-excerpt {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        .article-meta {
            font-size: 12px;
            color: var(--color-text-muted);
            display: flex;
            gap: 10px;
        }

        /* ===== Subscription ===== */
        .subscribe-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .subscribe-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 10px;
            line-height: 1.3;
        }

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

        .subscribe-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .subscribe-input {
            flex: 1;
            min-width: 180px;
            height: 44px;
            padding: 0 16px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            background: var(--color-card);
            font-size: 14px;
            transition: border var(--transition-fast), box-shadow var(--transition-fast);
        }

        .subscribe-input:focus {
            outline: none;
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(229,72,77,.12);
        }

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

        /* ===== CTA pre-footer ===== */
        .cta-pre-footer {
            background: linear-gradient(135deg, #1C1F26 0%, #2A2E37 100%);
            padding: 48px 0;
        }

        .cta-pre-footer .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }

        .cta-title {
            font-size: 22px;
            font-weight: 700;
            color: #F4F1EC;
            margin-bottom: 6px;
            line-height: 1.3;
        }

        .cta-sub {
            font-size: 14px;
            color: #B5BBC4;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--color-primary);
            color: #F4F1EC;
            padding: 48px 0 24px;
            border-top: 1px solid rgba(255,255,255,.08);
        }

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

        .footer-brand {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 12px;
            letter-spacing: .3px;
        }

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

        .footer-desc {
            font-size: 13px;
            color: #8A919B;
            line-height: 1.65;
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #F4F1EC;
            margin-bottom: 14px;
            letter-spacing: .3px;
        }

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

        .footer-col ul a {
            font-size: 13px;
            color: #8A919B;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,.08);
            padding-top: 20px;
            font-size: 12px;
            color: #5F6672;
            line-height: 1.6;
            text-align: center;
        }

        .footer-disclaimer {
            max-width: 760px;
            margin: 0 auto 8px;
        }

        .footer-copyright {
            color: #5F6672;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .hero-section .container {
                grid-template-columns: 1fr;
                gap: 32px;
                padding-top: 48px;
                padding-bottom: 48px;
            }

            .hero-title {
                font-size: 32px;
            }

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

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

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

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

        @media (max-width: 768px) {
            .site-header .container {
                height: 56px;
            }

            .main-nav {
                position: absolute;
                top: 56px;
                left: 0;
                right: 0;
                background: var(--color-primary);
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                display: none;
                padding: 8px 16px 16px;
                box-shadow: 0 8px 16px rgba(0,0,0,.18);
            }

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

            .main-nav a {
                padding: 12px 16px;
                border-radius: 0;
                border-bottom: 1px solid rgba(255,255,255,.06);
            }

            .main-nav a.active::after {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .hero-title {
                font-size: 26px;
                line-height: 1.3;
            }

            .hero-desc {
                font-size: 14px;
            }

            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }

            .section-title {
                font-size: 22px;
            }

            .category-grid,
            .method-grid,
            .risk-warning-grid,
            .cms-grid,
            .article-grid,
            .pitfall-grid {
                grid-template-columns: 1fr;
            }

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

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

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

            .cta-pre-footer .container {
                flex-direction: column;
                align-items: flex-start;
            }

            section {
                padding: 40px 0;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 22px;
            }

            .site-logo {
                font-size: 15px;
                letter-spacing: 0;
            }

            .btn {
                height: 40px;
                padding: 0 18px;
                font-size: 13px;
            }

            .section-title {
                font-size: 19px;
            }

            .category-card,
            .method-card,
            .risk-warning-card,
            .pitfall-card,
            .cms-card-body,
            .article-body {
                padding: 16px;
            }

            .hero-actions .btn {
                width: 100%;
            }
        }

/* roulang page: article */
:root {
            --color-primary: #1C1F26;
            --color-accent: #E5484D;
            --color-accent-dark: #C93338;
            --color-accent-light: #FDEBEB;
            --color-bg: #F4F1EC;
            --color-card: #FFFFFF;
            --color-text: #111318;
            --color-text-secondary: #5F6672;
            --color-text-muted: #8A919B;
            --color-border: #E5E0D9;
            --color-divider: #EDE8E1;
            --color-risk-orange: #E8862E;
            --color-risk-bg: #FDF3E7;
            --color-success: #2F9E68;
            --color-success-bg: #EAF6F0;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Heiti SC", "Noto Sans SC", sans-serif;
            --font-mono: "SF Mono", "Menlo", "Consolas", monospace;
            --radius-card: 10px;
            --radius-btn: 8px;
            --radius-tag: 6px;
            --shadow-sm: 0 1px 2px rgba(17,19,24,.04);
            --shadow-hover: 0 8px 20px rgba(17,19,24,.08);
            --shadow-card: 0 1px 3px rgba(17,19,24,.05);
            --container-max: 1200px;
            --section-padding: 64px 0;
            --transition-fast: .2s ease;
            --transition-med: .3s ease;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-stack);
            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;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        ul, ol {
            padding-left: 0;
            list-style: none;
            margin: 0;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }
        /* ===== Header / Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--color-primary);
            box-shadow: 0 1px 4px rgba(0,0,0,.12);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }
        .site-logo {
            font-size: 18px;
            font-weight: 700;
            color: #F4F1EC;
            letter-spacing: .5px;
            white-space: nowrap;
        }
        .site-logo .logo-accent {
            color: var(--color-accent);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .main-nav a {
            color: #D5D0C8;
            font-size: 14px;
            font-weight: 500;
            padding: 6px 14px;
            border-radius: var(--radius-tag);
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-fast), background var(--transition-fast);
        }
        .main-nav a:hover {
            color: #FFFFFF;
            background: rgba(255,255,255,.08);
        }
        .main-nav a.active {
            color: #FFFFFF;
            background: rgba(229,72,77,.18);
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 1px;
        }
        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            background: transparent;
            border: none;
            cursor: pointer;
        }
        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: #F4F1EC;
            border-radius: 2px;
            transition: transform var(--transition-med), opacity var(--transition-med);
        }
        .hamburger.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger.open span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        /* ===== Section base ===== */
        section {
            padding: var(--section-padding);
        }
        .section-alt {
            background: #ECEAE5;
        }
        .section-white {
            background: #FAF9F7;
        }
        .section-dark {
            background: var(--color-primary);
            color: #F4F1EC;
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text);
            margin-bottom: 12px;
            letter-spacing: .3px;
        }
        .section-title .highlight {
            color: var(--color-accent);
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            max-width: 720px;
            margin-bottom: 32px;
        }
        .section-dark .section-title {
            color: #F4F1EC;
        }
        .section-dark .section-subtitle {
            color: #B5BBC4;
        }
        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 24px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: .3px;
            transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
            white-space: nowrap;
        }
        .btn:focus {
            outline: 2px solid rgba(229,72,77,.35);
            outline-offset: 2px;
        }
        .btn-primary {
            background: var(--color-accent);
            color: #FFFFFF;
            border: 1px solid var(--color-accent);
        }
        .btn-primary:hover {
            background: var(--color-accent-dark);
            border-color: var(--color-accent-dark);
            color: #FFFFFF;
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-sm);
        }
        .btn-outline {
            background: transparent;
            color: var(--color-accent);
            border: 1px solid var(--color-accent);
        }
        .btn-outline:hover {
            background: var(--color-accent-light);
            border-color: var(--color-accent);
            color: var(--color-accent-dark);
            transform: translateY(-1px);
            box-shadow: var(--shadow-sm);
        }
        .btn-outline:active {
            transform: translateY(0);
        }
        .btn-sm {
            height: 36px;
            padding: 0 16px;
            font-size: 13px;
        }
        .btn-lg {
            height: 50px;
            padding: 0 32px;
            font-size: 16px;
        }
        /* ===== Cards ===== */
        .card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            transition: transform var(--transition-med), box-shadow var(--transition-med);
            overflow: hidden;
        }
        .card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        .card-body {
            padding: 20px 22px;
        }
        .card-title {
            font-size: 18px;
            font-weight: 600;
            line-height: 1.45;
            color: var(--color-text);
            margin-bottom: 10px;
        }
        .card-text {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
        }
        .card-meta {
            font-size: 13px;
            color: var(--color-text-muted);
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }
        /* ===== Badges / Tags ===== */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 3px 10px;
            border-radius: var(--radius-tag);
            font-size: 12px;
            font-weight: 500;
            letter-spacing: .2px;
            white-space: nowrap;
        }
        .badge-risk {
            background: var(--color-risk-bg);
            color: var(--color-risk-orange);
        }
        .badge-success {
            background: var(--color-success-bg);
            color: var(--color-success);
        }
        .badge-accent {
            background: var(--color-accent-light);
            color: var(--color-accent);
        }
        .badge-neutral {
            background: #F0EEEA;
            color: var(--color-text-secondary);
        }
        /* ===== Breadcrumb ===== */
        .breadcrumb-nav {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-muted);
            margin-bottom: 16px;
        }
        .breadcrumb-nav a {
            color: var(--color-text-secondary);
            transition: color var(--transition-fast);
        }
        .breadcrumb-nav a:hover {
            color: var(--color-accent);
        }
        .breadcrumb-nav .sep {
            color: var(--color-text-muted);
            font-size: 12px;
        }
        .breadcrumb-nav .current {
            color: var(--color-text-secondary);
            font-weight: 500;
        }
        /* ===== Article specific ===== */
        .article-hero-section {
            padding: 48px 0 32px;
        }
        .article-meta-row {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 14px;
            margin-top: 14px;
            margin-bottom: 20px;
        }
        .article-meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--color-text-muted);
        }
        .article-meta-item .dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--color-text-muted);
        }
        .article-h1 {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.25;
            color: var(--color-text);
            margin-bottom: 0;
            letter-spacing: .2px;
        }
        @media (max-width: 768px) {
            .article-h1 {
                font-size: 26px;
            }
        }
        .article-figure {
            margin: 28px 0 32px;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            background: #ECEAE5;
        }
        .article-figure img {
            width: 100%;
            height: auto;
            aspect-ratio: 800 / 420;
            object-fit: cover;
        }
        .article-summary-card {
            background: #F6F3EE;
            border: 1px solid var(--color-divider);
            border-left: 3px solid var(--color-accent);
            border-radius: var(--radius-card);
            padding: 22px 26px;
            margin-bottom: 32px;
        }
        .article-summary-card h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 12px;
        }
        .article-summary-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .article-summary-card li {
            position: relative;
            padding-left: 20px;
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 8px;
        }
        .article-summary-card li:last-child {
            margin-bottom: 0;
        }
        .article-summary-card li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 9px;
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--color-accent);
        }
        .article-content-wrapper {
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            max-width: 840px;
            margin: 0 auto;
        }
        .article-content-wrapper h2 {
            font-size: 24px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--color-text);
            margin: 36px 0 16px;
            padding-top: 8px;
        }
        .article-content-wrapper h3 {
            font-size: 19px;
            font-weight: 600;
            line-height: 1.45;
            color: var(--color-text);
            margin: 28px 0 12px;
        }
        .article-content-wrapper p {
            margin-bottom: 16px;
        }
        .article-content-wrapper ul,
        .article-content-wrapper ol {
            padding-left: 22px;
            margin-bottom: 16px;
        }
        .article-content-wrapper ul {
            list-style: disc;
        }
        .article-content-wrapper ol {
            list-style: decimal;
        }
        .article-content-wrapper li {
            margin-bottom: 8px;
        }
        .article-content-wrapper blockquote {
            border-left: 3px solid var(--color-accent);
            background: var(--color-accent-light);
            padding: 16px 20px;
            margin: 20px 0;
            border-radius: 0 var(--radius-tag) var(--radius-tag) 0;
            color: var(--color-text-secondary);
        }
        .article-content-wrapper table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0 24px;
            font-size: 14px;
        }
        .article-content-wrapper table th {
            background: var(--color-accent);
            color: #FFFFFF;
            font-weight: 600;
            padding: 12px 14px;
            text-align: left;
        }
        .article-content-wrapper table td {
            padding: 12px 14px;
            border-bottom: 1px solid var(--color-divider);
            color: var(--color-text-secondary);
        }
        .article-content-wrapper table tr:nth-child(even) td {
            background: #FAF9F7;
        }
        /* ===== Related cards ===== */
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .related-card .card-body {
            padding: 16px 18px;
        }
        .related-card .card-title {
            font-size: 16px;
        }
        .related-card .card-img {
            aspect-ratio: 320 / 180;
            object-fit: cover;
            width: 100%;
        }
        /* ===== CTA bar ===== */
        .article-cta-bar {
            background: var(--color-primary);
            border-radius: var(--radius-card);
            padding: 32px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }
        .article-cta-bar .cta-text {
            font-size: 18px;
            font-weight: 700;
            color: #F4F1EC;
            line-height: 1.4;
        }
        .article-cta-bar .cta-text .highlight {
            color: var(--color-accent);
        }
        /* ===== Footer ===== */
        .site-footer {
            background: var(--color-primary);
            color: #F4F1EC;
            padding: 48px 0 28px;
            margin-top: 0;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255,255,255,.1);
        }
        .footer-brand {
            font-size: 18px;
            font-weight: 700;
            color: #F4F1EC;
            margin-bottom: 12px;
            letter-spacing: .5px;
        }
        .footer-accent {
            color: var(--color-accent);
        }
        .footer-desc {
            font-size: 13px;
            color: #B5BBC4;
            line-height: 1.7;
            max-width: 360px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #F4F1EC;
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col li {
            margin-bottom: 8px;
        }
        .footer-col a {
            font-size: 13px;
            color: #B5BBC4;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            padding-top: 22px;
        }
        .footer-disclaimer {
            font-size: 12px;
            color: #8A919B;
            line-height: 1.7;
            margin-bottom: 12px;
        }
        .footer-copyright {
            font-size: 12px;
            color: #8A919B;
            margin-bottom: 0;
        }
        /* ===== FAQ ===== */
        .accordion-item {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .accordion-header {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            background: transparent;
            border: none;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            transition: color var(--transition-fast);
        }
        .accordion-header:hover {
            color: var(--color-accent);
        }
        .accordion-arrow {
            flex-shrink: 0;
            width: 10px;
            height: 10px;
            border-right: 2px solid var(--color-text-secondary);
            border-bottom: 2px solid var(--color-text-secondary);
            transform: rotate(45deg);
            transition: transform var(--transition-med);
            margin-left: 12px;
        }
        .accordion-item.open .accordion-arrow {
            transform: rotate(-135deg);
        }
        .accordion-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-med);
            background: #FAF9F7;
            border-top: 1px solid var(--color-divider);
        }
        .accordion-item.open .accordion-body {
            max-height: 400px;
        }
        .accordion-content {
            padding: 16px 20px;
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }
        /* ===== Not-found ===== */
        .not-found-box {
            text-align: center;
            padding: 48px 20px;
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
        }
        .not-found-box h2 {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 12px;
        }
        .not-found-box p {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-bottom: 20px;
        }
        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            section {
                padding: 52px 0;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .article-h1 {
                font-size: 30px;
            }
        }
        @media (max-width: 768px) {
            :root {
                --section-padding: 42px 0;
            }
            .hamburger {
                display: flex;
            }
            .main-nav {
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--color-primary);
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 12px 20px 20px;
                display: none;
                box-shadow: 0 8px 20px rgba(0,0,0,.25);
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 12px 16px;
                font-size: 15px;
                border-radius: var(--radius-tag);
            }
            .main-nav a.active::after {
                display: none;
            }
            .main-nav a.active {
                background: rgba(229,72,77,.18);
            }
            .section-title {
                font-size: 24px;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .article-cta-bar {
                flex-direction: column;
                align-items: flex-start;
                padding: 26px 22px;
            }
            .article-cta-bar .cta-text {
                font-size: 16px;
            }
            .article-figure img {
                aspect-ratio: 16 / 10;
            }
        }
        @media (max-width: 520px) {
            .site-logo {
                font-size: 15px;
            }
            .section-title {
                font-size: 21px;
            }
            .article-h1 {
                font-size: 23px;
            }
            .article-meta-row {
                gap: 8px;
                font-size: 12px;
            }
            .article-content-wrapper {
                font-size: 15px;
            }
            .article-content-wrapper h2 {
                font-size: 21px;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #1C1F26;
            --color-accent: #E5484D;
            --color-accent-dark: #C93338;
            --color-accent-light: #FDEBEB;
            --color-bg: #F4F1EC;
            --color-card: #FFFFFF;
            --color-text: #111318;
            --color-text-secondary: #5F6672;
            --color-text-muted: #8A919B;
            --color-border: #E5E0D9;
            --color-divider: #EDE8E1;
            --color-risk-orange: #E8862E;
            --color-risk-bg: #FDF3E7;
            --color-success: #2F9E68;
            --color-success-bg: #EAF6F0;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Heiti SC", "Noto Sans SC", sans-serif;
            --font-mono: "SF Mono", "Menlo", "Consolas", monospace;
            --radius-card: 10px;
            --radius-btn: 8px;
            --radius-tag: 6px;
            --shadow-sm: 0 1px 2px rgba(17,19,24,.04);
            --shadow-hover: 0 8px 20px rgba(17,19,24,.08);
            --shadow-card: 0 1px 3px rgba(17,19,24,.05);
            --container-max: 1200px;
            --section-padding: 64px 0;
            --transition-fast: .2s ease;
            --transition-med: .3s ease;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-stack);
            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;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        ul, ol {
            margin: 0;
            padding: 0;
            list-style: none;
        }
        * {
            box-sizing: border-box;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }
        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--color-primary);
            box-shadow: 0 1px 4px rgba(0,0,0,.12);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }
        .site-logo {
            font-size: 18px;
            font-weight: 700;
            color: #F4F1EC;
            letter-spacing: .5px;
            white-space: nowrap;
        }
        .site-logo .logo-accent {
            color: var(--color-accent);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .main-nav a {
            color: #D5D0C8;
            font-size: 14px;
            font-weight: 500;
            padding: 6px 14px;
            border-radius: var(--radius-tag);
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-fast), background var(--transition-fast);
        }
        .main-nav a:hover {
            color: #FFFFFF;
            background: rgba(255,255,255,.08);
        }
        .main-nav a.active {
            color: #FFFFFF;
            background: rgba(229,72,77,.18);
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 1px;
        }
        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            background: transparent;
            border: none;
            cursor: pointer;
        }
        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: #F4F1EC;
            border-radius: 2px;
            transition: transform var(--transition-med), opacity var(--transition-med);
        }
        .hamburger.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger.open span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        /* Section base */
        section {
            padding: var(--section-padding);
        }
        .section-alt {
            background: #ECEAE5;
        }
        .section-white {
            background: #FAF9F7;
        }
        .section-dark {
            background: var(--color-primary);
            color: #F4F1EC;
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text);
            margin-bottom: 12px;
            letter-spacing: .3px;
        }
        .section-title .highlight {
            color: var(--color-accent);
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            max-width: 720px;
            margin-bottom: 32px;
        }
        .section-dark .section-title {
            color: #F4F1EC;
        }
        .section-dark .section-subtitle {
            color: #B5BBC4;
        }
        /* Cards */
        .card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-med), box-shadow var(--transition-med);
        }
        .card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        /* Buttons */
        .btn-primary-accent {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            border: none;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            line-height: 1.5;
            transition: background var(--transition-fast), transform var(--transition-fast);
        }
        .btn-primary-accent:hover {
            background: var(--color-accent-dark);
            color: #fff;
            transform: translateY(-1px);
        }
        .btn-outline-accent {
            display: inline-block;
            background: transparent;
            color: var(--color-accent);
            border: 1px solid var(--color-accent);
            padding: 11px 23px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            line-height: 1.5;
            transition: background var(--transition-fast), color var(--transition-fast);
        }
        .btn-outline-accent:hover {
            background: var(--color-accent-light);
            color: var(--color-accent-dark);
        }
        .btn-primary-accent:focus-visible,
        .btn-outline-accent:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        /* Tags */
        .tag {
            display: inline-block;
            padding: 3px 10px;
            border-radius: var(--radius-tag);
            font-size: 12px;
            font-weight: 500;
            line-height: 1.6;
        }
        .tag-accent {
            background: var(--color-accent-light);
            color: var(--color-accent-dark);
        }
        .tag-risk {
            background: var(--color-risk-bg);
            color: var(--color-risk-orange);
        }
        .tag-success {
            background: var(--color-success-bg);
            color: var(--color-success);
        }
        .tag-neutral {
            background: #F0EFEC;
            color: var(--color-text-secondary);
        }
        /* Breadcrumb */
        .breadcrumb-wrap {
            padding: 20px 0 0;
            background: var(--color-bg);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-text-secondary);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--color-accent);
        }
        .breadcrumb .separator {
            color: var(--color-border);
            user-select: none;
        }
        .breadcrumb .current {
            color: var(--color-text);
            font-weight: 600;
        }
        /* Category H1 */
        .category-hero {
            padding: 24px 0 32px;
            background: var(--color-bg);
        }
        .category-hero h1 {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.25;
            color: var(--color-text);
            margin-bottom: 10px;
            letter-spacing: .3px;
        }
        .category-hero h1 .accent {
            color: var(--color-accent);
        }
        .category-desc {
            font-size: 14px;
            color: var(--color-text-secondary);
            max-width: 760px;
            line-height: 1.7;
        }
        /* Filter toolbar */
        .filter-toolbar {
            padding: 16px 0 24px;
            background: var(--color-bg);
        }
        .filter-toolbar .filter-btn-group {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .filter-btn {
            display: inline-block;
            padding: 8px 18px;
            border-radius: 20px;
            border: 1px solid var(--color-border);
            background: var(--color-card);
            color: var(--color-text-secondary);
            font-size: 13px;
            font-weight: 500;
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .filter-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .filter-btn.active {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
        }
        /* Rank list */
        .rank-list-section {
            padding-top: 8px;
            padding-bottom: 56px;
        }
        .rank-card {
            display: flex;
            align-items: stretch;
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 20px 24px;
            margin-bottom: 16px;
            transition: transform var(--transition-med), box-shadow var(--transition-med);
            gap: 20px;
        }
        .rank-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        .rank-score-wrap {
            flex: 0 0 120px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            text-align: center;
            border-right: 1px solid var(--color-divider);
            padding-right: 20px;
            gap: 6px;
        }
        .rank-score {
            font-size: 32px;
            font-weight: 700;
            font-family: var(--font-mono);
            color: var(--color-accent);
            line-height: 1;
        }
        .rank-score .score-total {
            font-size: 14px;
            font-weight: 400;
            color: var(--color-text-muted);
            font-family: var(--font-stack);
        }
        .rank-score-bar {
            width: 100%;
            height: 6px;
            background: #EDEAE5;
            border-radius: 3px;
            overflow: hidden;
        }
        .rank-score-bar .bar-fill {
            display: block;
            height: 100%;
            background: var(--color-accent);
            border-radius: 3px;
        }
        .rank-info {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .rank-card-title {
            font-size: 18px;
            font-weight: 600;
            line-height: 1.4;
            color: var(--color-text);
            margin: 0;
        }
        .rank-card-title a {
            color: inherit;
            transition: color var(--transition-fast);
        }
        .rank-card-title a:hover {
            color: var(--color-accent);
        }
        .rank-card-excerpt {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .rank-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--color-text-muted);
        }
        .read-more-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-accent);
            transition: color var(--transition-fast);
        }
        .read-more-link:hover {
            color: var(--color-accent-dark);
        }
        .rank-list-more {
            text-align: center;
            margin-top: 24px;
        }
        .empty-state {
            text-align: center;
            padding: 40px 20px;
            color: var(--color-text-muted);
            font-size: 14px;
            background: var(--color-card);
            border: 1px dashed var(--color-border);
            border-radius: var(--radius-card);
        }
        /* Dimension cards */
        .dimension-section {
            background: #FAF9F7;
        }
        .dimension-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .dimension-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-med), box-shadow var(--transition-med);
        }
        .dimension-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        .dimension-icon {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            background: var(--color-accent-light);
            color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .dimension-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            margin: 0 0 8px;
            line-height: 1.4;
        }
        .dimension-card p {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin: 0;
        }
        /* Risk strip */
        .risk-strip {
            padding: 16px 0;
            background: var(--color-risk-bg);
            border-top: 1px solid #F0D9BB;
            border-bottom: 1px solid #F0D9BB;
        }
        .risk-strip .container {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--color-risk-orange);
            font-weight: 500;
            flex-wrap: wrap;
        }
        .risk-strip .risk-icon {
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
        }
        /* Related topics */
        .related-topics-section {
            background: var(--color-bg);
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .related-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-med), box-shadow var(--transition-med);
            display: flex;
            flex-direction: column;
        }
        .related-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        .related-card-img {
            height: 180px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .related-card-body {
            padding: 16px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .related-card-body h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.45;
            margin: 0;
        }
        .related-card-body p {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin: 0;
            flex: 1;
        }
        .related-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-accent);
        }
        .related-link:hover {
            color: var(--color-accent-dark);
        }
        /* FAQ */
        .faq-section {
            background: #FAF9F7;
        }
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            gap: 16px;
            position: relative;
            transition: background var(--transition-fast);
            user-select: none;
        }
        .faq-question:hover {
            background: #FAF9F7;
        }
        .faq-arrow {
            flex-shrink: 0;
            font-size: 14px;
            color: var(--color-text-muted);
            transition: transform var(--transition-fast);
        }
        .faq-item.open .faq-arrow {
            transform: rotate(90deg);
            color: var(--color-accent);
        }
        .faq-answer {
            padding: 0 20px 16px;
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        .faq-item:first-child .faq-answer {
            display: block;
        }
        /* Subscribe CTA */
        .subscribe-section {
            background: var(--color-primary);
            color: #F4F1EC;
        }
        .subscribe-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 32px;
            align-items: center;
        }
        .subscribe-text h2 {
            font-size: 22px;
            font-weight: 700;
            line-height: 1.35;
            color: #F4F1EC;
            margin-bottom: 8px;
        }
        .subscribe-text p {
            font-size: 14px;
            color: #B5BBC4;
            margin: 0;
            line-height: 1.6;
        }
        .subscribe-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .subscribe-form input {
            flex: 1;
            min-width: 200px;
            height: 44px;
            padding: 0 16px;
            border: 1px solid rgba(255,255,255,.2);
            border-radius: var(--radius-btn);
            background: rgba(255,255,255,.06);
            color: #F4F1EC;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }
        .subscribe-form input::placeholder {
            color: #8A919B;
        }
        .subscribe-form input:focus {
            outline: none;
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(229,72,77,.25);
        }
        .subscribe-form button {
            height: 44px;
            padding: 0 24px;
            background: var(--color-accent);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 14px;
            transition: background var(--transition-fast);
            white-space: nowrap;
        }
        .subscribe-form button:hover {
            background: var(--color-accent-dark);
        }
        .subscribe-form button:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        /* Footer */
        .site-footer {
            background: var(--color-primary);
            color: #D5D0C8;
            padding: 48px 0 24px;
            border-top: 1px solid rgba(255,255,255,.08);
        }
        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand {
            font-size: 18px;
            font-weight: 700;
            color: #F4F1EC;
            margin-bottom: 10px;
        }
        .footer-brand .footer-accent {
            color: var(--color-accent);
        }
        .footer-desc {
            font-size: 13px;
            color: #B5BBC4;
            line-height: 1.7;
            max-width: 320px;
            margin: 0;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #F4F1EC;
            margin: 0 0 12px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 13px;
            color: #B5BBC4;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,.08);
            padding-top: 20px;
            text-align: center;
        }
        .footer-disclaimer {
            font-size: 12px;
            color: #8A919B;
            line-height: 1.6;
            max-width: 820px;
            margin: 0 auto 10px;
        }
        .footer-copyright {
            font-size: 12px;
            color: #8A919B;
            margin: 0;
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .dimension-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .subscribe-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-top {
                grid-template-columns: repeat(2, 1fr);
            }
            .rank-score-wrap {
                flex: 0 0 90px;
                padding-right: 16px;
            }
            .rank-score {
                font-size: 26px;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--color-primary);
                flex-direction: column;
                padding: 16px 20px;
                gap: 4px;
                box-shadow: 0 8px 20px rgba(0,0,0,.25);
                z-index: 99;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                display: block;
                padding: 12px 16px;
                font-size: 15px;
            }
            .main-nav a.active::after {
                display: none;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .rank-card {
                flex-direction: column;
                gap: 14px;
                padding: 16px;
            }
            .rank-score-wrap {
                flex: 0 0 auto;
                flex-direction: row;
                align-items: center;
                gap: 14px;
                border-right: none;
                border-bottom: 1px solid var(--color-divider);
                padding-right: 0;
                padding-bottom: 14px;
            }
            .rank-score {
                font-size: 24px;
            }
            .rank-score-bar {
                flex: 1;
            }
            .dimension-grid {
                grid-template-columns: 1fr;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .subscribe-grid {
                grid-template-columns: 1fr;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .section-title {
                font-size: 24px;
            }
            .filter-btn {
                padding: 6px 14px;
                font-size: 12px;
            }
        }
        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 24px;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-form input {
                min-width: 100%;
            }
            .subscribe-form button {
                width: 100%;
            }
            .rank-card {
                padding: 14px;
            }
            .rank-score-wrap {
                gap: 10px;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #1C1F26;
            --color-accent: #E5484D;
            --color-accent-dark: #C93338;
            --color-accent-light: #FDEBEB;
            --color-bg: #F4F1EC;
            --color-card: #FFFFFF;
            --color-text: #111318;
            --color-text-secondary: #5F6672;
            --color-text-muted: #8A919B;
            --color-border: #E5E0D9;
            --color-divider: #EDE8E1;
            --color-risk-orange: #E8862E;
            --color-risk-bg: #FDF3E7;
            --color-success: #2F9E68;
            --color-success-bg: #EAF6F0;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Heiti SC", "Noto Sans SC", sans-serif;
            --font-mono: "SF Mono", "Menlo", "Consolas", monospace;
            --radius-card: 10px;
            --radius-btn: 8px;
            --radius-tag: 6px;
            --shadow-sm: 0 1px 2px rgba(17,19,24,.04);
            --shadow-hover: 0 8px 20px rgba(17,19,24,.08);
            --shadow-card: 0 1px 3px rgba(17,19,24,.05);
            --container-max: 1200px;
            --section-padding: 56px 0;
            --transition-fast: .2s ease;
            --transition-med: .3s ease;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-stack);
            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;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        ul, ol {
            list-style: none;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }
        /* ===== Header / Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--color-primary);
            box-shadow: 0 1px 4px rgba(0,0,0,.12);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }
        .site-logo {
            font-size: 18px;
            font-weight: 700;
            color: #F4F1EC;
            letter-spacing: .5px;
            white-space: nowrap;
        }
        .site-logo .logo-accent {
            color: var(--color-accent);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .main-nav a {
            color: #D5D0C8;
            font-size: 14px;
            font-weight: 500;
            padding: 6px 14px;
            border-radius: var(--radius-tag);
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-fast), background var(--transition-fast);
        }
        .main-nav a:hover {
            color: #FFFFFF;
            background: rgba(255,255,255,.08);
        }
        .main-nav a.active {
            color: #FFFFFF;
            background: rgba(229,72,77,.18);
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 1px;
        }
        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            background: transparent;
            border: none;
            cursor: pointer;
        }
        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: #F4F1EC;
            border-radius: 2px;
            transition: transform var(--transition-med), opacity var(--transition-med);
        }
        .hamburger.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger.open span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        /* ===== Section base ===== */
        section {
            padding: var(--section-padding);
        }
        .section-alt {
            background: #ECEAE5;
        }
        .section-white {
            background: #FAF9F7;
        }
        .section-dark {
            background: var(--color-primary);
            color: #F4F1EC;
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text);
            margin-bottom: 12px;
            letter-spacing: .3px;
        }
        .section-title .highlight {
            color: var(--color-accent);
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            max-width: 720px;
            margin-bottom: 32px;
        }
        .section-dark .section-title {
            color: #F4F1EC;
        }
        .section-dark .section-subtitle {
            color: #B5BBC4;
        }
        /* ===== Breadcrumb & H1 ===== */
        .breadcrumb-section {
            padding-top: 32px;
            padding-bottom: 24px;
            background: var(--color-bg);
        }
        .breadcrumb {
            font-size: 13px;
            color: var(--color-text-muted);
            margin-bottom: 12px;
        }
        .breadcrumb a {
            color: var(--color-text-secondary);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--color-accent);
        }
        .breadcrumb .sep {
            margin: 0 8px;
            color: var(--color-border);
        }
        .page-h1 {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.25;
            color: var(--color-text);
            margin-bottom: 8px;
            letter-spacing: .3px;
        }
        .page-h1 .highlight {
            color: var(--color-accent);
        }
        .category-desc {
            font-size: 14px;
            color: var(--color-text-secondary);
            max-width: 640px;
            margin-bottom: 0;
        }
        /* ===== Filter Toolbar ===== */
        .filter-toolbar {
            padding: 20px 0;
            background: var(--color-card);
            border-top: 1px solid var(--color-divider);
            border-bottom: 1px solid var(--color-divider);
        }
        .filter-toolbar .container {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: flex-start;
        }
        .filter-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text-secondary);
            margin-right: 8px;
        }
        .filter-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 8px 16px;
            border-radius: var(--radius-btn);
            font-size: 13px;
            font-weight: 500;
            background: var(--color-bg);
            color: var(--color-text-secondary);
            border: 1px solid var(--color-border);
            transition: all var(--transition-fast);
        }
        .filter-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: var(--color-accent-light);
        }
        .filter-btn.active {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
        }
        /* ===== Platform List ===== */
        .platform-list-section {
            padding-top: 48px;
            padding-bottom: 48px;
            background: var(--color-bg);
        }
        .platform-card {
            display: flex;
            flex-direction: row;
            align-items: stretch;
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px;
            margin-bottom: 20px;
            transition: box-shadow var(--transition-med), transform var(--transition-med);
            box-shadow: var(--shadow-card);
        }
        .platform-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .platform-score {
            flex: 0 0 100px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            border-right: 1px solid var(--color-divider);
            padding-right: 20px;
            margin-right: 20px;
        }
        .score-circle {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--color-accent-light);
            color: var(--color-accent);
            font-size: 20px;
            font-weight: 700;
            font-family: var(--font-mono);
            margin-bottom: 8px;
        }
        .score-label {
            font-size: 12px;
            color: var(--color-text-muted);
            text-align: center;
        }
        .platform-info {
            flex: 1;
        }
        .platform-name-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 10px;
        }
        .platform-name {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-text);
        }
        .platform-update {
            font-size: 13px;
            color: var(--color-text-muted);
        }
        .platform-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 12px;
        }
        .tag {
            display: inline-block;
            padding: 2px 10px;
            font-size: 12px;
            border-radius: var(--radius-tag);
            background: var(--color-bg);
            color: var(--color-text-secondary);
            border: 1px solid var(--color-border);
        }
        .tag.risk {
            background: var(--color-risk-bg);
            color: var(--color-risk-orange);
            border-color: #F0D9C0;
        }
        .tag.success {
            background: var(--color-success-bg);
            color: var(--color-success);
            border-color: #CBE5D8;
        }
        .platform-summary {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin-bottom: 14px;
        }
        .platform-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 40px;
            padding: 0 20px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition-fast);
            text-decoration: none;
        }
        .btn-primary {
            background: var(--color-accent);
            color: #fff;
            border: 1px solid var(--color-accent);
        }
        .btn-primary:hover {
            background: var(--color-accent-dark);
            border-color: var(--color-accent-dark);
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            color: var(--color-accent);
            border: 1px solid var(--color-accent);
        }
        .btn-outline:hover {
            background: var(--color-accent-light);
            color: var(--color-accent);
        }
        .btn:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }
        .empty-state {
            text-align: center;
            padding: 40px 20px;
            background: var(--color-card);
            border: 1px dashed var(--color-border);
            border-radius: var(--radius-card);
            color: var(--color-text-muted);
            font-size: 14px;
        }
        /* ===== Dimension Cards ===== */
        .dimension-section {
            background: var(--color-card);
            padding: 48px 0;
        }
        .dimension-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .dimension-card {
            background: var(--color-bg);
            border-radius: var(--radius-card);
            padding: 20px;
            border: 1px solid var(--color-border);
            transition: box-shadow var(--transition-med), transform var(--transition-med);
        }
        .dimension-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .dimension-icon {
            font-size: 24px;
            margin-bottom: 12px;
            color: var(--color-accent);
        }
        .dimension-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
        }
        .dimension-desc {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }
        /* ===== Risk Strip ===== */
        .risk-strip {
            padding: 16px 0;
            background: var(--color-risk-bg);
            border-top: 1px solid #F0D9C0;
            border-bottom: 1px solid #F0D9C0;
        }
        .risk-strip .container {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--color-risk-orange);
            font-weight: 500;
        }
        .risk-strip .risk-icon {
            flex-shrink: 0;
            font-size: 16px;
        }
        /* ===== Related Topics ===== */
        .related-topics {
            background: var(--color-bg);
            padding: 48px 0;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .related-card {
            display: flex;
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: box-shadow var(--transition-med), transform var(--transition-med);
        }
        .related-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .related-img {
            flex: 0 0 120px;
            height: 100%;
            min-height: 120px;
        }
        .related-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .related-content {
            flex: 1;
            padding: 16px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .related-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 4px;
        }
        .related-desc {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.5;
        }
        /* ===== FAQ ===== */
        .faq-section {
            background: var(--color-card);
            padding: 48px 0;
        }
        .faq-item {
            border-bottom: 1px solid var(--color-divider);
            margin-bottom: 8px;
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 16px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            background: transparent;
            border: none;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--color-accent);
        }
        .faq-arrow {
            flex-shrink: 0;
            margin-left: 16px;
            font-size: 18px;
            transition: transform var(--transition-med);
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-med) ease;
            background: var(--color-bg);
            border-radius: 0 0 var(--radius-card) var(--radius-card);
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 12px 16px;
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }
        /* ===== Subscribe CTA ===== */
        .subscribe-cta {
            background: var(--color-primary);
            padding: 48px 0;
        }
        .subscribe-cta .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
        }
        .subscribe-text h3 {
            color: #F4F1EC;
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .subscribe-text p {
            color: #B5BBC4;
            font-size: 14px;
            margin-bottom: 0;
        }
        .subscribe-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .subscribe-input {
            height: 44px;
            width: 260px;
            padding: 0 16px;
            border: 1px solid rgba(255,255,255,.2);
            border-radius: var(--radius-btn);
            background: rgba(255,255,255,.08);
            color: #F4F1EC;
            font-size: 14px;
        }
        .subscribe-input::placeholder {
            color: #8A919B;
        }
        .subscribe-input:focus {
            outline: none;
            border-color: var(--color-accent);
            background: rgba(255,255,255,.12);
        }
        .btn-subscribe {
            height: 44px;
            padding: 0 24px;
            background: var(--color-accent);
            color: #fff;
            border-radius: var(--radius-btn);
            font-weight: 600;
            transition: background var(--transition-fast);
        }
        .btn-subscribe:hover {
            background: var(--color-accent-dark);
        }
        /* ===== Footer ===== */
        .site-footer {
            background: var(--color-primary);
            color: #B5BBC4;
            padding: 48px 0 24px;
            font-size: 14px;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand {
            font-size: 18px;
            font-weight: 700;
            color: #F4F1EC;
            margin-bottom: 12px;
        }
        .footer-brand .footer-accent {
            color: var(--color-accent);
        }
        .footer-desc {
            font-size: 13px;
            color: #8A919B;
            line-height: 1.7;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #F4F1EC;
            margin-bottom: 12px;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: #8A919B;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,.08);
            padding-top: 20px;
            text-align: center;
        }
        .footer-disclaimer {
            font-size: 12px;
            color: #6B7280;
            line-height: 1.7;
            margin-bottom: 8px;
        }
        .footer-copyright {
            font-size: 12px;
            color: #6B7280;
        }
        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .dimension-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .footer-top {
                grid-template-columns: 1fr 1fr;
            }
            .subscribe-cta .container {
                flex-direction: column;
                align-items: flex-start;
            }
            .subscribe-form {
                width: 100%;
            }
            .subscribe-input {
                flex: 1;
                width: auto;
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--color-primary);
                flex-direction: column;
                align-items: stretch;
                padding: 12px 20px;
                box-shadow: 0 8px 16px rgba(0,0,0,.2);
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 12px 16px;
                font-size: 15px;
                border-radius: var(--radius-tag);
            }
            .main-nav a.active::after {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .page-h1 {
                font-size: 28px;
            }
            .section-title {
                font-size: 24px;
            }
            .platform-card {
                flex-direction: column;
            }
            .platform-score {
                flex: 1 1 auto;
                flex-direction: row;
                border-right: none;
                border-bottom: 1px solid var(--color-divider);
                padding-right: 0;
                padding-bottom: 12px;
                margin-right: 0;
                margin-bottom: 12px;
                justify-content: flex-start;
                gap: 16px;
            }
            .score-circle {
                width: 48px;
                height: 48px;
                font-size: 16px;
                margin-bottom: 0;
            }
            .score-label {
                font-size: 12px;
            }
            .dimension-grid {
                grid-template-columns: 1fr;
            }
            .related-card {
                flex-direction: column;
            }
            .related-img {
                flex: 0 0 auto;
                height: 160px;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-input {
                width: 100%;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #1C1F26;
            --color-accent: #E5484D;
            --color-accent-dark: #C93338;
            --color-accent-light: #FDEBEB;
            --color-bg: #F4F1EC;
            --color-card: #FFFFFF;
            --color-text: #111318;
            --color-text-secondary: #5F6672;
            --color-text-muted: #8A919B;
            --color-border: #E5E0D9;
            --color-divider: #EDE8E1;
            --color-risk-orange: #E8862E;
            --color-risk-bg: #FDF3E7;
            --color-success: #2F9E68;
            --color-success-bg: #EAF6F0;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Heiti SC", "Noto Sans SC", sans-serif;
            --font-mono: "SF Mono", "Menlo", "Consolas", monospace;
            --radius-card: 10px;
            --radius-btn: 8px;
            --radius-tag: 6px;
            --shadow-sm: 0 1px 2px rgba(17,19,24,.04);
            --shadow-hover: 0 8px 20px rgba(17,19,24,.08);
            --shadow-card: 0 1px 3px rgba(17,19,24,.05);
            --container-max: 1200px;
            --section-padding: 64px 0;
            --transition-fast: .2s ease;
            --transition-med: .3s ease;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-stack);
            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;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }
        /* ===== Header / Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--color-primary);
            box-shadow: 0 1px 4px rgba(0,0,0,.12);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }
        .site-logo {
            font-size: 18px;
            font-weight: 700;
            color: #F4F1EC;
            letter-spacing: .5px;
            white-space: nowrap;
        }
        .site-logo .logo-accent {
            color: var(--color-accent);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .main-nav a {
            color: #D5D0C8;
            font-size: 14px;
            font-weight: 500;
            padding: 6px 14px;
            border-radius: var(--radius-tag);
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-fast), background var(--transition-fast);
        }
        .main-nav a:hover {
            color: #FFFFFF;
            background: rgba(255,255,255,.08);
        }
        .main-nav a.active {
            color: #FFFFFF;
            background: rgba(229,72,77,.18);
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 1px;
        }
        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            background: transparent;
            border: none;
            cursor: pointer;
        }
        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: #F4F1EC;
            border-radius: 2px;
            transition: transform var(--transition-med), opacity var(--transition-med);
        }
        .hamburger.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger.open span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        /* ===== Section base ===== */
        section {
            padding: var(--section-padding);
        }
        .section-alt {
            background: #ECEAE5;
        }
        .section-white {
            background: #FAF9F7;
        }
        .section-dark {
            background: var(--color-primary);
            color: #F4F1EC;
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text);
            margin-bottom: 12px;
            letter-spacing: .3px;
        }
        .section-title .highlight {
            color: var(--color-accent);
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            max-width: 720px;
            margin-bottom: 32px;
        }
        .section-dark .section-title {
            color: #F4F1EC;
        }
        .section-dark .section-subtitle {
            color: #B5BBC4;
        }
        .risk-strip {
            background: #FDF3E7;
            color: #B9571F;
            border-left: 4px solid var(--color-risk-orange);
            padding: 12px 16px;
            border-radius: 6px;
            font-size: 13px;
            margin-bottom: 24px;
        }
        /* ===== Breadcrumb ===== */
        .breadcrumb-section {
            padding: 24px 0 0;
            background: var(--color-bg);
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            margin: 0 0 12px;
            padding: 0;
            font-size: 13px;
            color: var(--color-text-muted);
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
        }
        .breadcrumb li + li::before {
            content: '/';
            margin: 0 8px;
            color: var(--color-text-muted);
        }
        .breadcrumb a {
            color: var(--color-text-secondary);
        }
        .breadcrumb a:hover {
            color: var(--color-accent);
        }
        .breadcrumb .active {
            color: var(--color-text);
            font-weight: 500;
        }
        .category-h1 {
            font-size: 38px;
            font-weight: 700;
            line-height: 1.2;
            color: var(--color-text);
            margin-bottom: 8px;
        }
        .category-lead {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 800px;
            margin-bottom: 16px;
        }
        /* ===== Filter bar ===== */
        .filter-bar {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }
        .filter-label {
            font-size: 14px;
            color: var(--color-text-secondary);
            font-weight: 600;
        }
        .filter-tag {
            padding: 6px 16px;
            border-radius: 20px;
            background: var(--color-card);
            border: 1px solid var(--color-border);
            font-size: 13px;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
        }
        .filter-tag:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .filter-tag.active {
            background: var(--color-accent);
            border-color: var(--color-accent);
            color: #FFFFFF;
        }
        /* ===== CMS list cards ===== */
        .cms-list-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 20px;
        }
        .cms-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            margin-bottom: 16px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-fast), transform var(--transition-fast);
        }
        .cms-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .cms-card-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 8px;
        }
        .cms-card-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text);
            margin: 0;
        }
        .cms-card-title a {
            color: inherit;
        }
        .cms-card-title a:hover {
            color: var(--color-accent);
        }
        .cms-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--color-text-muted);
        }
        .cms-card-category {
            background: #F0EDE8;
            padding: 2px 10px;
            border-radius: 12px;
            font-size: 12px;
            color: var(--color-text-secondary);
        }
        .cms-card-excerpt {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
        }
        .cms-card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-accent);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .cms-card-link:hover {
            color: var(--color-accent-dark);
            text-decoration: underline;
        }
        .empty-state {
            padding: 32px;
            text-align: center;
            background: var(--color-card);
            border-radius: var(--radius-card);
            border: 1px dashed var(--color-border);
            color: var(--color-text-muted);
            font-size: 14px;
        }
        .view-more-wrap {
            text-align: center;
            margin-top: 24px;
        }
        .btn-outline {
            display: inline-block;
            padding: 10px 24px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--color-accent);
            color: var(--color-accent);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition-fast);
        }
        .btn-outline:hover {
            background: var(--color-accent-light);
            border-color: var(--color-accent-dark);
            color: var(--color-accent-dark);
        }
        /* ===== Dimension cards ===== */
        .dimension-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .dimension-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 20px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
        }
        .dimension-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        .dimension-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
        }
        .dimension-card p {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin: 0;
        }
        /* ===== Related topic cards ===== */
        .related-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .related-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
        }
        .related-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        .related-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }
        .related-card-body {
            padding: 16px 20px 20px;
        }
        .related-card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 6px;
        }
        .related-card-desc {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-bottom: 10px;
        }
        .related-card-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-accent);
        }
        .related-card-link:hover {
            color: var(--color-accent-dark);
            text-decoration: underline;
        }
        /* ===== FAQ ===== */
        .faq-item {
            background: var(--color-card);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            margin-bottom: 12px;
            overflow: hidden;
        }
        .faq-question {
            width: 100%;
            padding: 16px 20px;
            background: transparent;
            border: none;
            text-align: left;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
        }
        .faq-question:hover {
            color: var(--color-accent);
        }
        .faq-answer {
            padding: 0 20px 16px;
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }
        .faq-answer p {
            margin: 0;
        }
        .faq-icon {
            font-size: 20px;
            transition: transform var(--transition-fast);
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        /* ===== Subscribe CTA ===== */
        .cta-subscribe {
            background: var(--color-primary);
            border-radius: var(--radius-card);
            padding: 32px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            color: #F4F1EC;
        }
        .cta-subscribe-text h3 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 6px;
            color: #FFFFFF;
        }
        .cta-subscribe-text p {
            font-size: 14px;
            color: #B5BBC4;
            margin: 0;
        }
        .cta-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .cta-form input {
            padding: 10px 16px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--color-border);
            background: #FFFFFF;
            min-width: 220px;
            font-size: 14px;
            color: var(--color-text);
        }
        .cta-form input:focus {
            outline: none;
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(229,72,77,.15);
        }
        .btn-primary {
            display: inline-block;
            padding: 10px 24px;
            border-radius: var(--radius-btn);
            background: var(--color-accent);
            color: #FFFFFF;
            font-weight: 600;
            font-size: 14px;
            transition: background var(--transition-fast);
            border: none;
        }
        .btn-primary:hover {
            background: var(--color-accent-dark);
        }
        /* ===== Footer ===== */
        .site-footer {
            background: var(--color-primary);
            color: #B5BBC4;
            padding: 40px 0 20px;
            margin-top: 40px;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand {
            font-size: 18px;
            font-weight: 700;
            color: #F4F1EC;
            margin-bottom: 10px;
        }
        .footer-accent {
            color: var(--color-accent);
        }
        .footer-desc {
            font-size: 13px;
            line-height: 1.7;
            color: #8A919B;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #F4F1EC;
            margin-bottom: 12px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col li {
            margin-bottom: 8px;
        }
        .footer-col a {
            color: #B5BBC4;
            font-size: 13px;
        }
        .footer-col a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,.08);
            padding-top: 16px;
            text-align: center;
        }
        .footer-disclaimer {
            font-size: 12px;
            color: #8A919B;
            line-height: 1.7;
            margin-bottom: 8px;
        }
        .footer-copyright {
            font-size: 12px;
            color: #6B7280;
            margin: 0;
        }
        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .dimension-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-top {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--color-primary);
                flex-direction: column;
                align-items: flex-start;
                padding: 12px 20px;
                display: none;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                width: 100%;
                padding: 10px 0;
                border-bottom: 1px solid rgba(255,255,255,.05);
            }
            .hamburger {
                display: flex;
            }
            .category-h1 {
                font-size: 28px;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .cta-subscribe {
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-form input {
                min-width: 100%;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }
        @media (max-width: 520px) {
            .dimension-grid {
                grid-template-columns: 1fr;
            }
            .filter-tag {
                padding: 5px 12px;
                font-size: 12px;
            }
            .cms-card {
                padding: 16px;
            }
        }