/* roulang page: index */
:root {
            --bg-base: #0A0F1D;
            --bg-elevated: #0F172A;
            --surface-glass: rgba(30, 41, 59, 0.65);
            --surface-hover: rgba(51, 65, 85, 0.75);
            --border-glass: rgba(255, 255, 255, 0.08);
            --border-highlight: rgba(99, 102, 241, 0.4);
            --primary: #6366F1;
            --cyan: #06B6D4;
            --rose: #F43F5E;
            --amber: #F59E0B;
            --emerald: #10B981;
            --text-main: #F8FAFC;
            --text-muted: #94A3B8;
            --text-sub: #64748B;
            --font-sans: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-full: 9999px;
            --shadow-glass: 0 10px 30px -5px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.1);
            --shadow-glow: 0 0 25px rgba(99, 102, 241, 0.45);
            --shadow-rose: 0 0 25px rgba(244, 63, 94, 0.4);
            --max-w: 1240px;
        }

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

        body {
            background-color: var(--bg-base);
            background-image: 
                radial-gradient(circle at 15% 15%, rgba(99, 102, 241, 0.12) 0%, transparent 40%),
                radial-gradient(circle at 85% 65%, rgba(6, 182, 212, 0.08) 0%, transparent 45%),
                linear-gradient(180deg, #0A0F1D 0%, #0D1527 50%, #0A0F1D 100%);
            background-attachment: fixed;
            color: var(--text-main);
            font-family: var(--font-sans);
            line-height: 1.75;
            letter-spacing: 0.02em;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: all 0.25s ease;
        }

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

        .container {
            width: 100%;
            max-width: var(--max-w);
            margin: 0 auto;
            padding: 0 24px;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 15, 29, 0.85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-glass);
            height: 72px;
            display: flex;
            align-items: center;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 1.35rem;
            font-weight: 800;
            background: linear-gradient(135deg, #FFFFFF 20%, #818CF8 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: 0.03em;
        }

        .logo-radar {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--cyan));
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            box-shadow: 0 0 15px rgba(99, 102, 241, 0.6);
        }

        .logo-radar::after {
            content: '';
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: #FFFFFF;
            box-shadow: 0 0 8px #FFFFFF;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
        }

        .nav-link {
            font-size: 0.95rem;
            color: var(--text-muted);
            font-weight: 500;
            padding: 8px 12px;
            border-radius: var(--radius-sm);
            position: relative;
        }

        .nav-link:hover {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.05);
        }

        .nav-link.active {
            color: #FFFFFF;
            background: rgba(99, 102, 241, 0.15);
            border: 1px solid rgba(99, 102, 241, 0.35);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .btn-glow {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            font-size: 0.92rem;
            font-weight: 600;
            border-radius: var(--radius-full);
            background: linear-gradient(135deg, var(--primary), var(--cyan));
            color: #FFFFFF;
            box-shadow: var(--shadow-glow);
            border: none;
            cursor: pointer;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .btn-glow:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 35px rgba(99, 102, 241, 0.7);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            font-size: 0.92rem;
            font-weight: 600;
            border-radius: var(--radius-full);
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-main);
            border: 1px solid rgba(255, 255, 255, 0.15);
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.09);
            border-color: rgba(255, 255, 255, 0.3);
            transform: translateY(-2px);
        }

        .section-padding {
            padding: 72px 0;
            position: relative;
        }

        .section-header {
            max-width: 760px;
            margin: 0 auto 48px;
            text-align: center;
        }

        .badge-capsule {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            padding: 5px 14px;
            border-radius: var(--radius-full);
            background: rgba(99, 102, 241, 0.12);
            border: 1px solid rgba(99, 102, 241, 0.35);
            color: #818CF8;
            margin-bottom: 14px;
        }

        .badge-capsule.red {
            background: rgba(244, 63, 94, 0.12);
            border-color: rgba(244, 63, 94, 0.35);
            color: #FDA4AF;
        }

        .section-title {
            font-size: 2.1rem;
            font-weight: 800;
            color: var(--text-main);
            line-height: 1.35;
            margin-bottom: 16px;
        }

        .section-desc {
            font-size: 1rem;
            color: var(--text-muted);
            line-height: 1.75;
        }

        .glass-card {
            background: var(--surface-glass);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-glass);
            padding: 30px;
            transition: all 0.3s ease;
        }

        .glass-card:hover {
            border-color: rgba(255, 255, 255, 0.16);
            transform: translateY(-4px);
        }

        /* 1. Hero Section */
        .hero-section {
            padding: 70px 0 85px;
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid var(--border-glass);
        }

        .hero-bg-overlay {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/b742380fb180fcfe.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.16;
            mix-blend-mode: luminosity;
            pointer-events: none;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 2;
        }

        .hero-h1 {
            font-size: 2.75rem;
            font-weight: 900;
            line-height: 1.25;
            letter-spacing: -0.01em;
            margin-bottom: 20px;
            background: linear-gradient(135deg, #FFFFFF 40%, #A5B4FC 80%, #67E8F9 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-lead {
            font-size: 1.05rem;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 30px;
        }

        .hero-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 36px;
            flex-wrap: wrap;
        }

        .trust-strip {
            display: flex;
            align-items: center;
            gap: 24px;
            padding-top: 24px;
            border-top: 1px solid var(--border-glass);
        }

        .trust-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .trust-icon {
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: rgba(16, 185, 129, 0.2);
            color: var(--emerald);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
        }

        .hero-radar-card {
            background: rgba(15, 23, 42, 0.75);
            backdrop-filter: blur(20px);
            border: 1px solid rgba(99, 102, 241, 0.25);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.7), 0 0 30px rgba(99, 102, 241, 0.15);
        }

        .radar-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
            padding-bottom: 14px;
            border-bottom: 1px solid var(--border-glass);
        }

        .radar-status {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .pulse-dot {
            width: 9px;
            height: 9px;
            border-radius: 50%;
            background: var(--rose);
            box-shadow: 0 0 10px var(--rose);
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0% { transform: scale(0.95); opacity: 0.8; }
            50% { transform: scale(1.3); opacity: 1; box-shadow: 0 0 16px var(--rose); }
            100% { transform: scale(0.95); opacity: 0.8; }
        }

        .radar-feed-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .radar-feed-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 12px 14px;
            border-radius: var(--radius-sm);
            background: rgba(30, 41, 59, 0.45);
            border: 1px solid rgba(255, 255, 255, 0.04);
        }

        .radar-heat-tag {
            font-size: 0.75rem;
            font-weight: 700;
            padding: 2px 8px;
            border-radius: 4px;
            background: rgba(244, 63, 94, 0.15);
            color: var(--rose);
            white-space: nowrap;
        }

        .radar-item-text {
            font-size: 0.88rem;
            color: var(--text-main);
            line-height: 1.5;
        }

        .radar-item-time {
            font-size: 0.75rem;
            color: var(--text-sub);
            margin-top: 4px;
        }

        /* 2. Solutions & Core Features */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .feature-icon-box {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(6, 182, 212, 0.2));
            border: 1px solid rgba(99, 102, 241, 0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 20px;
            color: var(--cyan);
        }

        .feature-title {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
        }

        .feature-desc {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* 3. Steps Methodology */
        .steps-wrapper {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
            position: relative;
        }

        .step-card {
            position: relative;
            z-index: 2;
            padding: 32px 28px;
        }

        .step-num {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(135deg, var(--primary), var(--cyan));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            line-height: 1;
            margin-bottom: 16px;
        }

        /* 4. Stats Dashboard */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .stat-card {
            text-align: center;
            padding: 32px 20px;
        }

        .stat-value {
            font-size: 2.5rem;
            font-weight: 900;
            color: #FFFFFF;
            line-height: 1.1;
            margin-bottom: 10px;
            background: linear-gradient(135deg, #FFFFFF 40%, var(--cyan) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

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

        /* 5. Audience Matrix */
        .audience-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .audience-card {
            padding: 28px 22px;
        }

        .audience-tag {
            display: inline-block;
            font-size: 0.75rem;
            color: var(--cyan);
            background: rgba(6, 182, 212, 0.12);
            border: 1px solid rgba(6, 182, 212, 0.25);
            padding: 3px 10px;
            border-radius: var(--radius-sm);
            margin-bottom: 14px;
        }

        /* 6. Testimonials */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .quote-box {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 22px;
            position: relative;
        }

        .user-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            border-top: 1px solid var(--border-glass);
            padding-top: 16px;
        }

        .user-avatar-char {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, #3730A3, #1E1B4B);
            border: 1px solid rgba(99, 102, 241, 0.4);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: #C7D2FE;
            font-size: 1rem;
        }

        /* 7. CMS Content Flow */
        .cms-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .post-card {
            display: flex;
            flex-direction: column;
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--surface-glass);
            border: 1px solid var(--border-glass);
            transition: all 0.3s ease;
        }

        .post-card:hover {
            transform: translateY(-5px);
            border-color: rgba(99, 102, 241, 0.4);
            box-shadow: 0 16px 36px -10px rgba(0, 0, 0, 0.6);
        }

        .post-thumb-wrap {
            position: relative;
            width: 100%;
            height: 200px;
            overflow: hidden;
            background: #1E293B;
        }

        .post-thumb-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .post-card:hover .post-thumb-wrap img {
            transform: scale(1.05);
        }

        .post-cat-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            font-size: 0.75rem;
            padding: 4px 10px;
            border-radius: 4px;
            background: rgba(15, 23, 42, 0.8);
            backdrop-filter: blur(8px);
            color: #A5B4FC;
            border: 1px solid rgba(99, 102, 241, 0.3);
        }

        .post-body {
            padding: 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .post-title {
            font-size: 1.15rem;
            font-weight: 700;
            line-height: 1.45;
            color: var(--text-main);
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .post-title:hover {
            color: var(--cyan);
        }

        .post-excerpt {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 20px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }

        .post-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.78rem;
            color: var(--text-sub);
            border-top: 1px solid var(--border-glass);
            padding-top: 14px;
        }

        .cms-empty {
            text-align: center;
            padding: 60px 20px;
            background: var(--surface-glass);
            border-radius: var(--radius-md);
            border: 1px dashed var(--border-glass);
            color: var(--text-muted);
            grid-column: 1 / -1;
            font-size: 1rem;
        }

        /* 8. Dedicated Category Section */
        .category-matrix {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .cat-card-anchor {
            display: block;
            background: linear-gradient(180deg, rgba(30, 41, 59, 0.7) 0%, rgba(15, 23, 42, 0.85) 100%);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            padding: 30px 24px;
            transition: all 0.3s ease;
        }

        .cat-card-anchor:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
        }

        .cat-icon {
            font-size: 1.8rem;
            margin-bottom: 16px;
            display: inline-block;
        }

        .cat-title {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
        }

        .cat-link-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.88rem;
            color: var(--cyan);
            margin-top: 18px;
            font-weight: 600;
        }

        /* 9. Heatmap & Trending */
        .trend-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }

        .trend-panel {
            padding: 30px;
        }

        .trend-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .trend-rank {
            width: 28px;
            height: 28px;
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 0.85rem;
            background: rgba(255, 255, 255, 0.08);
            color: var(--text-muted);
        }

        .trend-rank.top1 {
            background: rgba(244, 63, 94, 0.2);
            color: var(--rose);
            box-shadow: 0 0 10px rgba(244, 63, 94, 0.3);
        }

        .trend-rank.top2 {
            background: rgba(245, 158, 11, 0.2);
            color: var(--amber);
        }

        .trend-rank.top3 {
            background: rgba(99, 102, 241, 0.2);
            color: #A5B4FC;
        }

        .trend-text {
            flex: 1;
            margin: 0 16px;
            font-size: 0.92rem;
            color: var(--text-main);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .trend-heat {
            font-size: 0.82rem;
            color: var(--text-sub);
        }

        /* 10. Fact Check Rules */
        .guide-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }

        .guide-card {
            padding: 36px;
            display: flex;
            gap: 24px;
        }

        .guide-badge {
            width: 48px;
            height: 48px;
            flex-shrink: 0;
            border-radius: var(--radius-md);
            background: rgba(99, 102, 241, 0.15);
            border: 1px solid rgba(99, 102, 241, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--primary);
        }

        /* 11. FAQ Accordion */
        .faq-accordion {
            max-width: 880px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .faq-item {
            background: var(--surface-glass);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .faq-question {
            padding: 22px 28px;
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-main);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .faq-icon-cross {
            font-size: 1.2rem;
            color: var(--cyan);
            transition: transform 0.3s ease;
        }

        .faq-answer {
            padding: 0 28px 22px 28px;
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.8;
            border-top: 1px solid rgba(255, 255, 255, 0.04);
            padding-top: 16px;
        }

        /* 12. Bottom CTA */
        .cta-container {
            background: radial-gradient(circle at center, rgba(99, 102, 241, 0.25) 0%, rgba(15, 23, 42, 0.9) 70%);
            border: 1px solid rgba(99, 102, 241, 0.35);
            border-radius: var(--radius-lg);
            padding: 64px 36px;
            text-align: center;
            box-shadow: 0 20px 50px -10px rgba(0, 0, 0, 0.7);
        }

        .cta-input-group {
            max-width: 520px;
            margin: 32px auto 0;
            display: flex;
            gap: 12px;
            background: rgba(10, 15, 29, 0.75);
            padding: 8px;
            border-radius: var(--radius-full);
            border: 1px solid rgba(255, 255, 255, 0.12);
        }

        .cta-input {
            flex: 1;
            background: transparent;
            border: none;
            padding: 0 20px;
            color: #FFFFFF;
            font-size: 0.95rem;
            outline: none;
        }

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

        /* Footer */
        .site-footer {
            background: #070B16;
            border-top: 1px solid var(--border-glass);
            padding: 70px 0 30px;
            margin-top: 80px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
            gap: 48px;
            margin-bottom: 50px;
        }

        .footer-brand-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.8;
            margin-top: 16px;
        }

        .footer-col-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 20px;
            letter-spacing: 0.04em;
        }

        .footer-nav {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-nav a {
            font-size: 0.88rem;
            color: var(--text-muted);
        }

        .footer-nav a:hover {
            color: #FFFFFF;
            padding-left: 4px;
        }

        .footer-bottom {
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            text-align: center;
            font-size: 0.82rem;
            color: var(--text-sub);
            line-height: 1.8;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .features-grid,
            .steps-wrapper,
            .cms-grid,
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid,
            .audience-grid,
            .category-matrix {
                grid-template-columns: repeat(2, 1fr);
            }
            .trend-grid,
            .guide-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 36px;
            }
        }

        @media (max-width: 768px) {
            .features-grid,
            .steps-wrapper,
            .stats-grid,
            .audience-grid,
            .testimonial-grid,
            .cms-grid,
            .category-matrix {
                grid-template-columns: 1fr;
            }
            .hero-h1 {
                font-size: 2.1rem;
            }
            .section-title {
                font-size: 1.7rem;
            }
            .trust-strip {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .cta-input-group {
                flex-direction: column;
                border-radius: var(--radius-md);
                background: transparent;
                border: none;
                padding: 0;
            }
            .cta-input {
                background: rgba(10, 15, 29, 0.75);
                border-radius: var(--radius-full);
                padding: 14px 20px;
                border: 1px solid rgba(255, 255, 255, 0.12);
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .site-header {
                height: 64px;
            }
            .nav-actions .btn-outline {
                display: none;
            }
        }

/* roulang page: article */
:root {
            --bg-base: #0A0F1D;
            --bg-elevated: #0F172A;
            --surface-glass: rgba(30, 41, 59, 0.65);
            --surface-hover: rgba(51, 65, 85, 0.75);
            --border-glass: rgba(255, 255, 255, 0.08);
            --border-highlight: rgba(99, 102, 241, 0.4);
            --primary: #6366F1;
            --cyan: #06B6D4;
            --rose: #F43F5E;
            --amber: #F59E0B;
            --emerald: #10B981;
            --text-main: #F8FAFC;
            --text-muted: #94A3B8;
            --text-sub: #64748B;
            --font-sans: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-full: 9999px;
            --shadow-glass: 0 10px 30px -5px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.1);
            --shadow-glow: 0 0 25px rgba(99, 102, 241, 0.45);
            --shadow-rose: 0 0 25px rgba(244, 63, 94, 0.4);
            --max-w: 1240px;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            background-color: var(--bg-base);
            background-image: 
                radial-gradient(circle at 15% 15%, rgba(99, 102, 241, 0.12) 0%, transparent 40%),
                radial-gradient(circle at 85% 65%, rgba(6, 182, 212, 0.08) 0%, transparent 45%),
                linear-gradient(180deg, #0A0F1D 0%, #0D1527 50%, #0A0F1D 100%);
            background-attachment: fixed;
            color: var(--text-main);
            font-family: var(--font-sans);
            line-height: 1.75;
            letter-spacing: 0.02em;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: all 0.25s ease;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: var(--max-w);
            margin: 0 auto;
            padding: 0 24px;
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 15, 29, 0.85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-glass);
            height: 72px;
            display: flex;
            align-items: center;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 1.35rem;
            font-weight: 800;
            background: linear-gradient(135deg, #FFFFFF 20%, #818CF8 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: 0.03em;
        }
        .logo-radar {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--cyan));
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            box-shadow: 0 0 15px rgba(99, 102, 241, 0.6);
        }
        .logo-radar::after {
            content: '';
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: #FFFFFF;
            box-shadow: 0 0 8px #FFFFFF;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
        }
        .nav-link {
            font-size: 0.95rem;
            color: var(--text-muted);
            font-weight: 500;
            padding: 8px 12px;
            border-radius: var(--radius-sm);
            position: relative;
        }
        .nav-link:hover {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.05);
        }
        .nav-link.active {
            color: #FFFFFF;
            background: rgba(99, 102, 241, 0.15);
            border: 1px solid rgba(99, 102, 241, 0.35);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .btn-glow {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            font-size: 0.92rem;
            font-weight: 600;
            border-radius: var(--radius-full);
            background: linear-gradient(135deg, var(--primary), var(--cyan));
            color: #FFFFFF;
            box-shadow: var(--shadow-glow);
            border: none;
            cursor: pointer;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .btn-glow:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 35px rgba(99, 102, 241, 0.7);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            font-size: 0.92rem;
            font-weight: 600;
            border-radius: var(--radius-full);
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-main);
            border: 1px solid rgba(255, 255, 255, 0.15);
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.09);
            border-color: rgba(255, 255, 255, 0.3);
            transform: translateY(-2px);
        }
        
        /* 面包屑导航 */
        .breadcrumb-wrapper {
            padding: 24px 0 12px;
        }
        .breadcrumb-list {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            list-style: none;
            font-size: 0.88rem;
            color: var(--text-sub);
        }
        .breadcrumb-item a {
            color: var(--text-muted);
        }
        .breadcrumb-item a:hover {
            color: var(--cyan);
        }
        .breadcrumb-separator {
            color: var(--text-sub);
            opacity: 0.6;
        }
        .breadcrumb-current {
            color: var(--text-main);
            max-width: 460px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        /* 文章头板块 */
        .article-hero-section {
            padding: 18px 0 36px;
        }
        .article-header-card {
            background: var(--surface-glass);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            padding: 36px 40px;
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            box-shadow: var(--shadow-glass);
            position: relative;
            overflow: hidden;
        }
        .article-header-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--rose), var(--primary), var(--cyan));
        }
        .article-tags-row {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .badge-capsule {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 14px;
            border-radius: var(--radius-full);
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.04em;
        }
        .badge-rose {
            background: rgba(244, 63, 94, 0.15);
            color: #FDA4AF;
            border: 1px solid rgba(244, 63, 94, 0.35);
        }
        .badge-primary {
            background: rgba(99, 102, 241, 0.15);
            color: #A5B4FC;
            border: 1px solid rgba(99, 102, 241, 0.35);
        }
        .article-h1 {
            font-size: 2.2rem;
            font-weight: 800;
            line-height: 1.35;
            color: #FFFFFF;
            margin-bottom: 22px;
            letter-spacing: -0.01em;
        }
        .article-meta-row {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 24px;
            padding-top: 18px;
            border-top: 1px solid var(--border-glass);
            font-size: 0.88rem;
            color: var(--text-muted);
        }
        .meta-group {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .meta-icon {
            color: var(--cyan);
            font-style: normal;
            font-weight: bold;
        }

        /* 30秒核心脉络速览 */
        .summary-brief-section {
            padding: 0 0 36px;
        }
        .summary-glass-box {
            background: linear-gradient(135deg, rgba(30, 41, 59, 0.8) 0%, rgba(15, 23, 42, 0.9) 100%);
            border: 1px solid var(--border-highlight);
            border-radius: var(--radius-md);
            padding: 26px 30px;
            display: flex;
            gap: 22px;
            align-items: flex-start;
            box-shadow: 0 8px 24px -6px rgba(99, 102, 241, 0.25);
        }
        .summary-beacon {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: rgba(99, 102, 241, 0.2);
            border: 1px solid rgba(99, 102, 241, 0.4);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--cyan);
            font-weight: 800;
            font-size: 1.1rem;
        }
        .summary-body h3 {
            font-size: 1.05rem;
            color: #FFFFFF;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .summary-body p {
            font-size: 0.94rem;
            color: var(--text-muted);
            line-height: 1.8;
            margin: 0;
        }

        /* 正文主版式 (新闻全宽头图 + pull quote 规范) */
        .article-content-layout {
            padding: 0 0 54px;
            display: grid;
            grid-template-columns: minmax(0, 1fr) 320px;
            gap: 36px;
            align-items: start;
        }
        .reading-main-card {
            background: var(--surface-glass);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            padding: 42px 48px;
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            box-shadow: var(--shadow-glass);
        }
        .article-full-banner {
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: 36px;
            border: 1px solid var(--border-glass);
            box-shadow: 0 12px 30px -8px rgba(0, 0, 0, 0.6);
            position: relative;
        }
        .article-full-banner img {
            width: 100%;
            max-height: 420px;
            object-fit: cover;
        }
        .banner-caption {
            padding: 10px 18px;
            background: rgba(15, 23, 42, 0.85);
            font-size: 0.82rem;
            color: var(--text-sub);
            border-top: 1px solid var(--border-glass);
        }
        .rich-text-wrapper {
            font-size: 1.05rem;
            line-height: 1.95;
            color: #E2E8F0;
        }
        .rich-text-wrapper p {
            margin-bottom: 1.8rem;
            letter-spacing: 0.02em;
        }
        .rich-text-wrapper h2 {
            font-size: 1.45rem;
            color: #FFFFFF;
            margin: 2.2rem 0 1.2rem;
            padding-bottom: 8px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            position: relative;
        }
        .rich-text-wrapper h2::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -1px;
            width: 46px;
            height: 2px;
            background: var(--cyan);
        }
        .rich-text-wrapper h3 {
            font-size: 1.2rem;
            color: #F1F5F9;
            margin: 1.8rem 0 1rem;
        }
        .rich-text-wrapper strong {
            color: #FFFFFF;
            font-weight: 700;
        }
        .pull-quote-box {
            margin: 2.4rem 0;
            padding: 24px 32px;
            background: rgba(99, 102, 241, 0.08);
            border-left: 4px solid var(--primary);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            position: relative;
        }
        .pull-quote-box p {
            font-size: 1.15rem;
            font-weight: 600;
            line-height: 1.7;
            color: #F8FAFC;
            margin: 0;
            font-style: italic;
        }
        .pull-quote-source {
            margin-top: 10px;
            font-size: 0.84rem;
            color: var(--cyan);
            font-style: normal;
        }
        .reading-sidebar {
            display: flex;
            flex-direction: column;
            gap: 28px;
        }
        .sidebar-card {
            background: var(--surface-glass);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            padding: 24px;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }
        .sidebar-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 18px;
            display: flex;
            align-items: center;
            gap: 8px;
            border-bottom: 1px solid var(--border-glass);
            padding-bottom: 12px;
        }
        .sidebar-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .sidebar-item-link {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.5;
            display: block;
        }
        .sidebar-item-link:hover {
            color: var(--cyan);
            transform: translateX(3px);
        }
        .evidence-meter {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .meter-bar-label {
            display: flex;
            justify-content: space-between;
            font-size: 0.82rem;
            color: var(--text-muted);
        }
        .meter-track {
            height: 6px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-full);
            overflow: hidden;
        }
        .meter-fill {
            height: 100%;
            border-radius: var(--radius-full);
        }

        /* 脉络时间线组件 */
        .timeline-section {
            padding: 0 0 54px;
        }
        .timeline-card-shell {
            background: var(--surface-glass);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            padding: 36px 40px;
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
        }
        .section-subhead {
            font-size: 1.25rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .timeline-stream {
            position: relative;
            padding-left: 28px;
            margin-left: 8px;
            border-left: 2px dashed rgba(99, 102, 241, 0.4);
            display: flex;
            flex-direction: column;
            gap: 28px;
        }
        .timeline-node {
            position: relative;
        }
        .timeline-dot {
            position: absolute;
            left: -35px;
            top: 4px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--bg-base);
            border: 2px solid var(--cyan);
            box-shadow: 0 0 10px var(--cyan);
        }
        .timeline-timestamp {
            font-size: 0.82rem;
            color: var(--cyan);
            font-weight: 700;
            margin-bottom: 4px;
        }
        .timeline-title {
            font-size: 1rem;
            color: #FFFFFF;
            font-weight: 600;
            margin-bottom: 6px;
        }
        .timeline-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* 衍生吃瓜 3卡网格 */
        .related-mesh-section {
            padding: 0 0 54px;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .related-card {
            background: var(--surface-glass);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
        }
        .related-card:hover {
            transform: translateY(-4px);
            border-color: var(--border-highlight);
            box-shadow: 0 14px 28px -6px rgba(0, 0, 0, 0.6);
        }
        .related-thumb {
            height: 160px;
            overflow: hidden;
            position: relative;
            background: #1E293B;
        }
        .related-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .related-card:hover .related-thumb img {
            transform: scale(1.05);
        }
        .related-content {
            padding: 20px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }
        .related-tag {
            font-size: 0.74rem;
            color: var(--rose);
            font-weight: 600;
            margin-bottom: 8px;
        }
        .related-title {
            font-size: 1rem;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.45;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-excerpt {
            font-size: 0.86rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-meta {
            margin-top: auto;
            font-size: 0.78rem;
            color: var(--text-sub);
            display: flex;
            justify-content: space-between;
        }

        /* 互动与免责声明板块 */
        .article-action-section {
            padding: 0 0 72px;
        }
        .action-card {
            background: var(--surface-glass);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            padding: 32px 36px;
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .action-btns-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            padding-bottom: 24px;
            border-bottom: 1px solid var(--border-glass);
        }
        .action-left {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .btn-interactive {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: var(--radius-full);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-glass);
            color: var(--text-main);
            font-size: 0.86rem;
            cursor: pointer;
            transition: all 0.25s ease;
        }
        .btn-interactive:hover {
            background: rgba(99, 102, 241, 0.2);
            border-color: var(--primary);
            color: #FFFFFF;
        }
        .disclaimer-body {
            font-size: 0.85rem;
            color: var(--text-sub);
            line-height: 1.8;
        }
        .disclaimer-body strong {
            color: var(--text-muted);
        }

        /* 404/无文章空状态 */
        .empty-article-box {
            padding: 120px 24px;
            text-align: center;
            background: var(--surface-glass);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            margin: 40px 0 80px;
        }
        .empty-article-title {
            font-size: 1.8rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
        }
        .empty-article-desc {
            font-size: 0.96rem;
            color: var(--text-muted);
            max-width: 480px;
            margin: 0 auto 28px;
        }

        /* 页脚统一复用 */
        .site-footer {
            background: #070B14;
            border-top: 1px solid var(--border-glass);
            padding: 64px 0 32px;
            color: var(--text-muted);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 48px;
            margin-bottom: 48px;
        }
        .footer-brand-desc {
            font-size: 0.88rem;
            line-height: 1.8;
            color: var(--text-muted);
            margin-top: 14px;
            max-width: 360px;
        }
        .footer-col-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 20px;
        }
        .footer-nav {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-nav a {
            font-size: 0.88rem;
            color: var(--text-muted);
        }
        .footer-nav a:hover {
            color: var(--cyan);
            transform: translateX(2px);
        }
        .footer-bottom {
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            text-align: center;
            font-size: 0.82rem;
            color: var(--text-sub);
        }

        /* 响应式断点 */
        @media (max-width: 1024px) {
            .article-content-layout {
                grid-template-columns: 1fr;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }
        }
        @media (max-width: 768px) {
            .site-header {
                height: 64px;
            }
            .nav-actions {
                display: none;
            }
            .article-header-card {
                padding: 24px 20px;
            }
            .article-h1 {
                font-size: 1.6rem;
            }
            .reading-main-card {
                padding: 24px 18px;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .timeline-card-shell {
                padding: 24px 18px;
            }
            .action-card {
                padding: 24px 18px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
        }

/* roulang page: category1 */
:root {
            --bg-base: #0A0F1D;
            --bg-elevated: #0F172A;
            --surface-glass: rgba(30, 41, 59, 0.65);
            --surface-hover: rgba(51, 65, 85, 0.75);
            --border-glass: rgba(255, 255, 255, 0.08);
            --border-highlight: rgba(99, 102, 241, 0.4);
            --primary: #6366F1;
            --cyan: #06B6D4;
            --rose: #F43F5E;
            --amber: #F59E0B;
            --emerald: #10B981;
            --text-main: #F8FAFC;
            --text-muted: #94A3B8;
            --text-sub: #64748B;
            --font-sans: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-full: 9999px;
            --shadow-glass: 0 10px 30px -5px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.1);
            --shadow-glow: 0 0 25px rgba(99, 102, 241, 0.45);
            --shadow-rose: 0 0 25px rgba(244, 63, 94, 0.4);
            --max-w: 1240px;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            background-color: var(--bg-base);
            background-image: 
                radial-gradient(circle at 15% 15%, rgba(99, 102, 241, 0.12) 0%, transparent 40%),
                radial-gradient(circle at 85% 65%, rgba(6, 182, 212, 0.08) 0%, transparent 45%),
                linear-gradient(180deg, #0A0F1D 0%, #0D1527 50%, #0A0F1D 100%);
            background-attachment: fixed;
            color: var(--text-main);
            font-family: var(--font-sans);
            line-height: 1.75;
            letter-spacing: 0.02em;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: all 0.25s ease;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: var(--max-w);
            margin: 0 auto;
            padding: 0 24px;
        }
        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 15, 29, 0.85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-glass);
            height: 72px;
            display: flex;
            align-items: center;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 1.35rem;
            font-weight: 800;
            background: linear-gradient(135deg, #FFFFFF 20%, #818CF8 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: 0.03em;
        }
        .logo-radar {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--cyan));
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            box-shadow: 0 0 15px rgba(99, 102, 241, 0.6);
            flex-shrink: 0;
        }
        .logo-radar::after {
            content: '';
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: #FFFFFF;
            box-shadow: 0 0 8px #FFFFFF;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
        }
        .nav-link {
            font-size: 0.95rem;
            color: var(--text-muted);
            font-weight: 500;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            position: relative;
        }
        .nav-link:hover {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.05);
        }
        .nav-link.active {
            color: #FFFFFF;
            background: rgba(99, 102, 241, 0.15);
            border: 1px solid rgba(99, 102, 241, 0.35);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .btn-glow {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            font-size: 0.92rem;
            font-weight: 600;
            border-radius: var(--radius-full);
            background: linear-gradient(135deg, var(--primary), var(--cyan));
            color: #FFFFFF;
            box-shadow: var(--shadow-glow);
            border: none;
            cursor: pointer;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .btn-glow:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 35px rgba(99, 102, 241, 0.7);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            font-size: 0.92rem;
            font-weight: 600;
            border-radius: var(--radius-full);
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-main);
            border: 1px solid rgba(255, 255, 255, 0.15);
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.09);
            border-color: rgba(255, 255, 255, 0.3);
            transform: translateY(-2px);
        }
        .badge-capsule {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 4px 14px;
            border-radius: var(--radius-full);
            background: rgba(99, 102, 241, 0.15);
            border: 1px solid rgba(99, 102, 241, 0.35);
            color: #A5B4FC;
            font-size: 0.82rem;
            font-weight: 600;
            margin-bottom: 16px;
        }
        .badge-pulse {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--rose);
            box-shadow: 0 0 10px var(--rose);
        }
        .section-padding {
            padding: 64px 0;
            position: relative;
        }

        /* 1. 分类专属 H1 标题引导横幅 */
        .cat-hero {
            padding: 56px 0 40px;
            background: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
            border-bottom: 1px solid var(--border-glass);
            position: relative;
            overflow: hidden;
        }
        .cat-hero-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            align-items: center;
        }
        .cat-hero-title {
            font-size: 2.5rem;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 16px;
            background: linear-gradient(135deg, #FFFFFF 30%, #C7D2FE 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .cat-hero-desc {
            color: var(--text-muted);
            font-size: 1.05rem;
            line-height: 1.8;
            margin-bottom: 24px;
        }
        .compliance-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 28px;
        }
        .compliance-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.88rem;
            color: #CBD5E1;
            background: rgba(255, 255, 255, 0.04);
            padding: 6px 14px;
            border-radius: var(--radius-full);
            border: 1px solid rgba(255, 255, 255, 0.06);
        }
        .check-icon {
            color: var(--emerald);
            font-weight: bold;
        }
        .cat-hero-panel {
            background: var(--surface-glass);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-glass);
            position: relative;
        }
        .cat-stats-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            text-align: center;
            margin-bottom: 20px;
            padding-bottom: 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .cat-stat-num {
            font-size: 1.65rem;
            font-weight: 800;
            color: var(--cyan);
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .cat-stat-lbl {
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .cat-hero-banner-box {
            border-radius: var(--radius-md);
            overflow: hidden;
            height: 160px;
            position: relative;
        }
        .cat-hero-banner-box img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            filter: brightness(0.85);
        }

        /* 2. 多维度筛选与标签排序条 */
        .filter-section {
            padding: 24px 0;
            background: rgba(15, 23, 42, 0.7);
            border-bottom: 1px solid var(--border-glass);
            position: sticky;
            top: 72px;
            z-index: 90;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }
        .filter-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
        }
        .filter-tabs {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .filter-tab {
            padding: 8px 18px;
            border-radius: var(--radius-full);
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--text-muted);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-glass);
            cursor: pointer;
            transition: all 0.25s ease;
        }
        .filter-tab.active, .filter-tab:hover {
            color: #FFFFFF;
            background: rgba(99, 102, 241, 0.25);
            border-color: rgba(99, 102, 241, 0.5);
            box-shadow: 0 0 15px rgba(99, 102, 241, 0.2);
        }
        .sort-tabs {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.85rem;
            color: var(--text-sub);
        }
        .sort-btn {
            color: var(--text-muted);
            padding: 6px 12px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.06);
            cursor: pointer;
        }
        .sort-btn.active {
            color: var(--cyan);
            border-color: rgba(6, 182, 212, 0.4);
            background: rgba(6, 182, 212, 0.1);
        }

        /* 3. 分类主体内容卡片流 */
        .content-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            margin-top: 36px;
        }
        .topic-card {
            background: var(--surface-glass);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-glass);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            display: flex;
            flex-direction: column;
            position: relative;
        }
        .topic-card:hover {
            transform: translateY(-4px);
            border-color: var(--border-highlight);
            box-shadow: 0 15px 35px -5px rgba(0, 0, 0, 0.6), 0 0 20px rgba(99, 102, 241, 0.25);
        }
        .topic-thumb-box {
            position: relative;
            width: 100%;
            height: 200px;
            background: #1E293B;
            overflow: hidden;
        }
        .topic-thumb-box img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .topic-card:hover .topic-thumb-box img {
            transform: scale(1.05);
        }
        .topic-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            font-size: 0.76rem;
            font-weight: 700;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            color: #FFFFFF;
            background: rgba(15, 23, 42, 0.75);
            border: 1px solid rgba(255, 255, 255, 0.15);
        }
        .topic-tag.rose {
            background: rgba(244, 63, 94, 0.85);
            box-shadow: 0 0 12px rgba(244, 63, 94, 0.5);
        }
        .topic-body {
            padding: 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .topic-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--text-sub);
            margin-bottom: 12px;
        }
        .topic-title {
            font-size: 1.15rem;
            font-weight: 700;
            line-height: 1.45;
            color: #FFFFFF;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .topic-title a:hover {
            color: var(--cyan);
        }
        .topic-summary {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 20px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }
        .topic-footer {
            padding-top: 14px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.82rem;
        }
        .heat-indicator {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--rose);
            font-weight: 600;
        }
        .read-more-btn {
            color: var(--cyan);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .read-more-btn:hover {
            color: #FFFFFF;
        }
        .empty-stream {
            grid-column: 1 / -1;
            padding: 60px 20px;
            text-align: center;
            background: var(--surface-glass);
            border-radius: var(--radius-lg);
            border: 1px dashed var(--border-glass);
            color: var(--text-muted);
        }
        .load-more-center {
            text-align: center;
            margin-top: 48px;
        }

        /* 4. 本周焦点大瓜深度专题推荐 */
        .spotlight-box {
            background: linear-gradient(135deg, rgba(30, 41, 59, 0.8) 0%, rgba(15, 23, 42, 0.9) 100%);
            border: 1px solid rgba(99, 102, 241, 0.3);
            border-radius: var(--radius-lg);
            padding: 40px;
            box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.7);
            position: relative;
            overflow: hidden;
        }
        .spotlight-box::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: linear-gradient(180deg, var(--rose), var(--primary));
        }
        .spotlight-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .spotlight-sub {
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 0.1em;
            color: var(--rose);
            font-weight: 700;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .spotlight-title {
            font-size: 1.8rem;
            font-weight: 800;
            line-height: 1.35;
            color: #FFFFFF;
            margin-bottom: 16px;
        }
        .spotlight-text {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.75;
            margin-bottom: 24px;
        }
        .spotlight-comparison {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            background: rgba(10, 15, 29, 0.6);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            padding: 16px;
        }
        .comp-item h5 {
            font-size: 0.82rem;
            color: var(--text-sub);
            margin-bottom: 6px;
        }
        .comp-item p {
            font-size: 0.88rem;
            color: #E2E8F0;
            line-height: 1.5;
        }
        .spotlight-media {
            border-radius: var(--radius-md);
            overflow: hidden;
            height: 280px;
            position: relative;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
        }
        .spotlight-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .spotlight-tag-overlay {
            position: absolute;
            bottom: 16px;
            left: 16px;
            background: rgba(15, 23, 42, 0.85);
            backdrop-filter: blur(8px);
            padding: 6px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.15);
            font-size: 0.8rem;
            color: #FFFFFF;
        }

        /* 5. 分类关联热议榜单（Top 5 吃瓜排行榜） */
        .rank-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
            margin-top: 32px;
        }
        .rank-card {
            background: var(--surface-glass);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            padding: 20px 18px;
            display: flex;
            flex-direction: column;
            position: relative;
            transition: all 0.3s ease;
        }
        .rank-card:hover {
            transform: translateY(-3px);
            border-color: rgba(6, 182, 212, 0.4);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
        }
        .rank-badge {
            width: 32px;
            height: 32px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1rem;
            margin-bottom: 14px;
        }
        .rank-badge.top-1 {
            background: linear-gradient(135deg, #F43F5E, #FB7185);
            color: #FFFFFF;
            box-shadow: 0 0 15px rgba(244, 63, 94, 0.5);
        }
        .rank-badge.top-2 {
            background: linear-gradient(135deg, #F59E0B, #FBBF24);
            color: #FFFFFF;
            box-shadow: 0 0 15px rgba(245, 158, 11, 0.4);
        }
        .rank-badge.top-3 {
            background: linear-gradient(135deg, #06B6D4, #38BDF8);
            color: #FFFFFF;
            box-shadow: 0 0 15px rgba(6, 182, 212, 0.4);
        }
        .rank-badge.top-other {
            background: rgba(255, 255, 255, 0.08);
            color: var(--text-muted);
        }
        .rank-name {
            font-size: 0.95rem;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.45;
            margin-bottom: 10px;
            flex: 1;
        }
        .rank-metrics {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.78rem;
            color: var(--text-sub);
            padding-top: 10px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }
        .rank-trend {
            color: var(--rose);
            font-weight: 600;
        }

        /* 6. 理性吃瓜与信息核实说明卡 */
        .fact-card {
            background: radial-gradient(circle at 0% 0%, rgba(99, 102, 241, 0.1) 0%, transparent 60%), var(--surface-glass);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-lg);
            padding: 36px;
            box-shadow: var(--shadow-glass);
        }
        .fact-card-inner {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 36px;
            align-items: center;
        }
        .fact-title-box h3 {
            font-size: 1.5rem;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 12px;
        }
        .fact-title-box p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
        }
        .fact-points-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .fact-point-item {
            background: rgba(10, 15, 29, 0.5);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            padding: 18px;
        }
        .fact-point-item h4 {
            font-size: 0.92rem;
            font-weight: 700;
            color: var(--cyan);
            margin-bottom: 6px;
        }
        .fact-point-item p {
            font-size: 0.82rem;
            color: var(--text-sub);
            line-height: 1.6;
        }

        /* 7. 专区行动号召与热点报料入口（CTA） */
        .submit-cta-box {
            background: linear-gradient(135deg, rgba(30, 41, 59, 0.9) 0%, rgba(15, 23, 42, 0.95) 100%);
            border: 1px solid rgba(99, 102, 241, 0.35);
            border-radius: var(--radius-lg);
            padding: 48px;
            box-shadow: var(--shadow-glow);
            text-align: center;
            max-width: 920px;
            margin: 0 auto;
            position: relative;
        }
        .submit-title {
            font-size: 2rem;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 12px;
        }
        .submit-desc {
            font-size: 0.98rem;
            color: var(--text-muted);
            max-width: 640px;
            margin: 0 auto 32px;
            line-height: 1.75;
        }
        .submit-form {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            max-width: 600px;
            margin: 0 auto;
            flex-wrap: wrap;
        }
        .submit-input {
            flex: 1;
            min-width: 280px;
            padding: 14px 20px;
            border-radius: var(--radius-full);
            background: rgba(10, 15, 29, 0.8);
            border: 1px solid rgba(255, 255, 255, 0.15);
            color: #FFFFFF;
            font-size: 0.92rem;
            outline: none;
            transition: all 0.3s ease;
        }
        .submit-input:focus {
            border-color: var(--cyan);
            box-shadow: 0 0 15px rgba(6, 182, 212, 0.3);
        }
        .submit-input::placeholder {
            color: var(--text-sub);
        }

        /* Footer */
        .site-footer {
            background: #070B16;
            border-top: 1px solid var(--border-glass);
            padding: 64px 0 32px;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 48px;
        }
        .footer-brand-desc {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 360px;
        }
        .footer-col-title {
            font-size: 0.98rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 20px;
            letter-spacing: 0.04em;
        }
        .footer-nav {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .footer-nav a {
            font-size: 0.88rem;
            color: var(--text-muted);
        }
        .footer-nav a:hover {
            color: var(--cyan);
            padding-left: 4px;
        }
        .footer-bottom {
            padding-top: 28px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            text-align: center;
            font-size: 0.82rem;
            color: var(--text-sub);
        }

        /* Responsive Breakpoints */
        @media (max-width: 1024px) {
            .cat-hero-grid, .spotlight-grid, .fact-card-inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .content-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .rank-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 768px) {
            .site-header {
                height: auto;
                padding: 14px 0;
            }
            .header-inner {
                flex-direction: column;
                gap: 14px;
            }
            .nav-menu {
                gap: 16px;
            }
            .cat-hero-title {
                font-size: 1.85rem;
            }
            .content-grid {
                grid-template-columns: 1fr;
            }
            .rank-grid {
                grid-template-columns: 1fr;
            }
            .fact-points-grid {
                grid-template-columns: 1fr;
            }
            .filter-bar {
                flex-direction: column;
                align-items: flex-start;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .submit-cta-box {
                padding: 32px 20px;
            }
            .submit-title {
                font-size: 1.5rem;
            }
        }