/* roulang page: index */
:root {
            --color-primary: #DC2626;
            --color-primary-hover: #B91C1C;
            --color-primary-light: #FEE2E2;
            --color-accent: #F59E0B;
            --color-accent-light: #FEF3C7;
            --color-bg: #FFFFFF;
            --color-bg-alt: #F9FAFB;
            --color-bg-dark: #111827;
            --color-bg-card: #FFFFFF;
            --color-text: #111827;
            --color-text-secondary: #6B7280;
            --color-text-muted: #9CA3AF;
            --color-border: #E5E7EB;
            --color-border-light: #F3F4F6;
            --color-success: #059669;
            --color-warning: #F59E0B;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.05);
            --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
            --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.05);
            --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.05);
            --transition-fast: 150ms ease;
            --transition-normal: 250ms ease;
            --transition-slow: 350ms ease;
            --font-sans: 'PingFang SC','Microsoft YaHei','Helvetica Neue',Arial,sans-serif;
        }
        *,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
        html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
        body{font-family:var(--font-sans);line-height:1.6;color:var(--color-text);background:var(--color-bg);overflow-x:hidden;font-size:16px}
        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}
        ul,ol{list-style:none}
        .container{max-width:1200px;margin:0 auto;padding:0 20px}
        @media(min-width:768px){.container{padding:0 32px}}
        @media(min-width:1024px){.container{padding:0 40px}}

        /* Header */
        .site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,0.97);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--color-border);transition:box-shadow var(--transition-normal)}
        .site-header.scrolled{box-shadow:var(--shadow-lg)}
        .header-inner{display:flex;align-items:center;justify-content:space-between;height:68px;gap:20px}
        .logo-link{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.35rem;color:var(--color-text);white-space:nowrap;letter-spacing:-0.3px}
        .logo-link:hover{color:var(--color-primary)}
        .logo-icon{width:38px;height:38px;background:var(--color-primary);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.1rem;font-weight:700;flex-shrink:0}
        .nav-list{display:flex;align-items:center;gap:6px}
        .nav-list a{display:inline-flex;align-items:center;padding:8px 16px;border-radius:var(--radius-md);font-size:0.95rem;font-weight:500;color:var(--color-text-secondary);transition:all var(--transition-fast);white-space:nowrap}
        .nav-list a:hover{color:var(--color-primary);background:var(--color-primary-light)}
        .nav-list a.active{color:var(--color-primary);background:var(--color-primary-light);font-weight:600}
        .nav-cta-btn{display:inline-flex;align-items:center;gap:6px;padding:10px 22px;background:var(--color-primary);color:#fff!important;border-radius:var(--radius-md);font-weight:600;font-size:0.95rem;transition:all var(--transition-fast);white-space:nowrap}
        .nav-cta-btn:hover{background:var(--color-primary-hover);transform:translateY(-1px);box-shadow:0 4px 12px rgba(220,38,38,0.35)}
        .mobile-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px;color:var(--color-text);font-size:1.5rem;line-height:1}
        .mobile-menu{display:none;position:fixed;top:68px;left:0;right:0;background:#fff;border-bottom:1px solid var(--color-border);padding:16px 20px;z-index:99;box-shadow:var(--shadow-lg);flex-direction:column;gap:4px}
        .mobile-menu.active{display:flex}
        .mobile-menu a{display:block;padding:12px 16px;border-radius:var(--radius-md);font-size:1rem;font-weight:500;color:var(--color-text-secondary);transition:all var(--transition-fast)}
        .mobile-menu a:hover{color:var(--color-primary);background:var(--color-primary-light)}
        .mobile-menu a.active{color:var(--color-primary);background:var(--color-primary-light);font-weight:600}
        .mobile-menu .nav-cta-btn{text-align:center;justify-content:center;margin-top:8px}
        @media(max-width:768px){
            .nav-list{display:none}
            .mobile-toggle{display:block}
            .mobile-menu{display:none}
            .mobile-menu.active{display:flex}
            .header-inner{height:60px}
            .logo-link{font-size:1.15rem}
            .logo-icon{width:32px;height:32px;font-size:0.9rem}
        }

        /* Hero */
        .hero-section{position:relative;background:linear-gradient(135deg,rgba(17,24,39,0.92) 0%,rgba(17,24,39,0.78) 40%,rgba(17,24,39,0.65) 100%),url('/assets/images/backpic/back-1.webp') center/cover no-repeat;color:#fff;padding:80px 0 90px;text-align:center;overflow:hidden}
        .hero-section::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(ellipse at 30% 50%,rgba(220,38,38,0.25) 0%,transparent 60%);pointer-events:none}
        .hero-content{position:relative;z-index:1;max-width:800px;margin:0 auto}
        .hero-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 16px;background:rgba(245,158,11,0.18);border:1px solid rgba(245,158,11,0.4);border-radius:50px;font-size:0.85rem;font-weight:500;color:var(--color-accent);margin-bottom:24px;letter-spacing:0.3px}
        .hero-badge .pulse-dot{width:8px;height:8px;background:var(--color-accent);border-radius:50%;animation:pulse-dot 1.8s ease-in-out infinite}
        @keyframes pulse-dot{0%,100%{opacity:1;box-shadow:0 0 0 0 rgba(245,158,11,0.6)}50%{opacity:0.6;box-shadow:0 0 0 10px rgba(245,158,11,0)}}
        .hero-title{font-size:2.8rem;font-weight:800;line-height:1.2;margin-bottom:18px;letter-spacing:-0.5px}
        .hero-title span{color:var(--color-accent)}
        .hero-desc{font-size:1.15rem;color:rgba(255,255,255,0.85);margin-bottom:32px;line-height:1.7;max-width:650px;margin-left:auto;margin-right:auto}
        .hero-buttons{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
        .btn{display:inline-flex;align-items:center;gap:8px;padding:13px 28px;border-radius:var(--radius-md);font-weight:600;font-size:1rem;cursor:pointer;border:none;transition:all var(--transition-fast);white-space:nowrap}
        .btn-primary{background:var(--color-primary);color:#fff}
        .btn-primary:hover{background:var(--color-primary-hover);transform:translateY(-2px);box-shadow:0 6px 20px rgba(220,38,38,0.4)}
        .btn-outline{background:transparent;color:#fff;border:2px solid rgba(255,255,255,0.5)}
        .btn-outline:hover{background:rgba(255,255,255,0.12);border-color:#fff;transform:translateY(-2px)}
        .btn-accent{background:var(--color-accent);color:#111827}
        .btn-accent:hover{background:#D97706;transform:translateY(-2px);box-shadow:0 6px 20px rgba(245,158,11,0.4)}
        @media(max-width:768px){
            .hero-section{padding:50px 0 60px}
            .hero-title{font-size:1.9rem}
            .hero-desc{font-size:1rem}
            .btn{padding:11px 22px;font-size:0.9rem}
        }
        @media(max-width:520px){
            .hero-title{font-size:1.55rem}
            .hero-buttons{flex-direction:column;align-items:center}
            .hero-buttons .btn{width:100%;justify-content:center}
        }

        /* Section */
        .section{padding:70px 0}
        .section-alt{background:var(--color-bg-alt)}
        .section-dark{background:var(--color-bg-dark);color:#fff}
        .section-header{text-align:center;margin-bottom:50px}
        .section-tag{display:inline-block;padding:5px 14px;background:var(--color-primary-light);color:var(--color-primary);border-radius:50px;font-size:0.82rem;font-weight:600;margin-bottom:12px;letter-spacing:0.3px}
        .section-title{font-size:2rem;font-weight:700;margin-bottom:12px;letter-spacing:-0.3px;line-height:1.25}
        .section-desc{color:var(--color-text-secondary);font-size:1.05rem;max-width:600px;margin:0 auto;line-height:1.7}
        .section-dark .section-tag{background:rgba(245,158,11,0.2);color:var(--color-accent)}
        .section-dark .section-desc{color:rgba(255,255,255,0.65)}
        @media(max-width:768px){.section{padding:45px 0}.section-title{font-size:1.55rem}.section-header{margin-bottom:35px}}

        /* Cards Grid */
        .cards-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:24px}
        @media(max-width:520px){.cards-grid{grid-template-columns:1fr;gap:16px}}
        .card{background:var(--color-bg-card);border-radius:var(--radius-lg);border:1px solid var(--color-border);overflow:hidden;transition:all var(--transition-normal);box-shadow:var(--shadow-sm)}
        .card:hover{transform:translateY(-4px);box-shadow:var(--shadow-xl);border-color:transparent}
        .card-image{position:relative;overflow:hidden;aspect-ratio:16/9;background:#f3f4f6}
        .card-image img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-slow)}
        .card:hover .card-image img{transform:scale(1.06)}
        .card-badge{position:absolute;top:12px;left:12px;padding:4px 10px;background:var(--color-primary);color:#fff;border-radius:4px;font-size:0.75rem;font-weight:600;z-index:1}
        .card-body{padding:20px}
        .card-title{font-size:1.1rem;font-weight:600;margin-bottom:8px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
        .card-desc{color:var(--color-text-secondary);font-size:0.9rem;line-height:1.6;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:12px}
        .card-meta{display:flex;align-items:center;gap:12px;font-size:0.8rem;color:var(--color-text-muted)}
        .card-link{display:inline-flex;align-items:center;gap:4px;color:var(--color-primary);font-weight:600;font-size:0.9rem;transition:gap var(--transition-fast)}
        .card-link:hover{gap:8px}

        /* Feature Cards */
        .features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
        @media(max-width:768px){.features-grid{grid-template-columns:1fr;gap:16px}}
        .feature-card{text-align:center;padding:28px 20px;background:var(--color-bg-card);border-radius:var(--radius-lg);border:1px solid var(--color-border);transition:all var(--transition-normal)}
        .feature-card:hover{box-shadow:var(--shadow-lg);border-color:transparent;transform:translateY(-2px)}
        .feature-icon{width:56px;height:56px;border-radius:14px;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;font-size:1.5rem}
        .feature-icon.red{background:#FEE2E2;color:#DC2626}
        .feature-icon.amber{background:#FEF3C7;color:#F59E0B}
        .feature-icon.green{background:#D1FAE5;color:#059669}
        .feature-title{font-weight:600;font-size:1.05rem;margin-bottom:8px}
        .feature-desc{color:var(--color-text-secondary);font-size:0.9rem;line-height:1.6}

        /* Stats */
        .stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
        @media(max-width:768px){.stats-grid{grid-template-columns:repeat(2,1fr);gap:16px}}
        @media(max-width:420px){.stats-grid{grid-template-columns:1fr}}
        .stat-item{padding:20px;background:rgba(255,255,255,0.06);border-radius:var(--radius-lg);border:1px solid rgba(255,255,255,0.1)}
        .stat-number{font-size:2.4rem;font-weight:800;color:var(--color-accent);line-height:1.1;margin-bottom:6px}
        .stat-label{font-size:0.9rem;color:rgba(255,255,255,0.7)}

        /* CMS List */
        .cms-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}
        @media(max-width:520px){.cms-list{grid-template-columns:1fr}}
        .cms-item{display:flex;gap:14px;padding:16px;background:var(--color-bg-card);border-radius:var(--radius-lg);border:1px solid var(--color-border);transition:all var(--transition-normal);cursor:pointer}
        .cms-item:hover{box-shadow:var(--shadow-lg);border-color:transparent;transform:translateY(-2px)}
        .cms-item-thumb{width:90px;height:70px;border-radius:var(--radius-sm);overflow:hidden;flex-shrink:0;background:#f3f4f6}
        .cms-item-thumb img{width:100%;height:100%;object-fit:cover}
        .cms-item-info{flex:1;min-width:0}
        .cms-item-title{font-weight:600;font-size:0.95rem;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:4px}
        .cms-item-excerpt{font-size:0.8rem;color:var(--color-text-secondary);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:6px}
        .cms-item-meta{font-size:0.75rem;color:var(--color-text-muted);display:flex;gap:10px}

        /* FAQ */
        .faq-list{max-width:800px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
        .faq-item{background:var(--color-bg-card);border-radius:var(--radius-lg);border:1px solid var(--color-border);overflow:hidden;transition:all var(--transition-normal)}
        .faq-item:hover{border-color:var(--color-primary);box-shadow:var(--shadow-md)}
        .faq-question{padding:18px 22px;font-weight:600;font-size:1rem;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:12px;user-select:none}
        .faq-question i{transition:transform var(--transition-normal);color:var(--color-primary);font-size:0.9rem}
        .faq-item.open .faq-question i{transform:rotate(45deg)}
        .faq-answer{max-height:0;overflow:hidden;transition:max-height var(--transition-slow),padding var(--transition-normal)}
        .faq-item.open .faq-answer{max-height:300px;padding:0 22px 18px}
        .faq-answer p{color:var(--color-text-secondary);font-size:0.92rem;line-height:1.7}

        /* CTA */
        .cta-section{text-align:center;padding:60px 0}
        .cta-inner{background:linear-gradient(135deg,var(--color-primary) 0%,#B91C1C 100%);border-radius:var(--radius-xl);padding:50px 30px;color:#fff;position:relative;overflow:hidden}
        .cta-inner::after{content:'';position:absolute;top:-60px;right:-60px;width:200px;height:200px;background:rgba(255,255,255,0.06);border-radius:50%;pointer-events:none}
        .cta-title{font-size:1.8rem;font-weight:700;margin-bottom:10px}
        .cta-desc{color:rgba(255,255,255,0.85);margin-bottom:24px;font-size:1rem}
        @media(max-width:520px){.cta-title{font-size:1.4rem}.cta-inner{padding:36px 20px}}

        /* Footer */
        .site-footer{background:var(--color-bg-dark);color:rgba(255,255,255,0.7);padding:40px 0 24px}
        .footer-inner{display:flex;flex-wrap:wrap;gap:30px;justify-content:space-between;margin-bottom:24px}
        .footer-brand{max-width:300px}
        .footer-logo{font-weight:800;font-size:1.25rem;color:#fff;margin-bottom:8px;display:inline-block}
        .footer-desc{font-size:0.85rem;line-height:1.7;color:rgba(255,255,255,0.55)}
        .footer-links{display:flex;gap:40px;flex-wrap:wrap}
        .footer-col h4{color:#fff;font-weight:600;font-size:0.9rem;margin-bottom:12px}
        .footer-col a{display:block;color:rgba(255,255,255,0.55);font-size:0.85rem;padding:4px 0;transition:color var(--transition-fast)}
        .footer-col a:hover{color:#fff}
        .footer-bottom{border-top:1px solid rgba(255,255,255,0.1);padding-top:20px;text-align:center;font-size:0.8rem;color:rgba(255,255,255,0.4)}
        @media(max-width:520px){.footer-inner{flex-direction:column;gap:24px}.footer-links{gap:24px}}

        /* Utility */
        .text-primary{color:var(--color-primary)}
        .text-accent{color:var(--color-accent)}
        .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}
        .empty-state{text-align:center;padding:40px 20px;color:var(--color-text-muted);font-size:0.95rem}
        .highlight-tag{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;background:#FEF2F2;color:#DC2626;border-radius:4px;font-size:0.78rem;font-weight:600}

/* roulang page: article */
:root {
            --color-dark: #1a1d23;
            --color-red: #e63946;
            --color-red-hover: #c53030;
            --color-blue: #3a6b8c;
            --color-gold: #f0a500;
            --color-light: #f8f9fa;
            --color-card: #ffffff;
            --color-muted: #6c757d;
            --color-body: #212529;
            --color-border: #e2e8f0;
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-tag: 20px;
            --shadow-card: 0 2px 16px rgba(0, 0, 0, 0.07);
            --shadow-card-hover: 0 8px 32px rgba(0, 0, 0, 0.12);
            --shadow-btn: 0 4px 14px rgba(230, 57, 70, 0.30);
            --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-body);
            background-color: #f5f6f8;
            min-height: 100vh;
        }

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

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

        button {
            cursor: pointer;
            border: none;
            background: none;
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .container-narrow {
            max-width: 800px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ========== HEADER & NAV ========== */
        .site-header {
            background: var(--color-dark);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.18);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 66px;
            gap: 20px;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: #ffffff;
            letter-spacing: 0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            background: var(--color-red);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #fff;
            flex-shrink: 0;
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }

        .nav-list a {
            color: #c5c8ce;
            padding: 8px 15px;
            border-radius: 8px;
            font-size: 0.93rem;
            font-weight: 500;
            transition: all var(--transition-base);
            white-space: nowrap;
            position: relative;
        }

        .nav-list a:hover {
            color: #ffffff;
            background: rgba(255, 255, 255, 0.07);
        }

        .nav-list a.active {
            color: #ffffff;
            background: rgba(255, 255, 255, 0.12);
            font-weight: 600;
        }

        .nav-list a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-red);
            border-radius: 2px;
        }

        .nav-cta-btn {
            background: var(--color-red) !important;
            color: #ffffff !important;
            padding: 9px 18px !important;
            border-radius: var(--radius-btn) !important;
            font-weight: 600 !important;
            display: flex !important;
            align-items: center !important;
            gap: 7px !important;
            box-shadow: var(--shadow-btn);
            transition: all var(--transition-base) !important;
            margin-left: 8px;
        }

        .nav-cta-btn:hover {
            background: var(--color-red-hover) !important;
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(230, 57, 70, 0.40);
        }

        .nav-cta-btn::after {
            display: none !important;
        }

        /* Mobile nav toggle */
        .mobile-toggle {
            display: none;
            color: #fff;
            font-size: 1.6rem;
            padding: 6px 10px;
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.08);
            border: none;
            cursor: pointer;
            flex-shrink: 0;
        }

        .mobile-toggle:hover {
            background: rgba(255, 255, 255, 0.15);
        }

        /* ========== ARTICLE HEADER ========== */
        .article-header-section {
            background: linear-gradient(180deg, #1a1d23 0%, #252830 100%);
            padding: 44px 0 50px;
            color: #ffffff;
            position: relative;
            overflow: hidden;
        }

        .article-header-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 260px;
            height: 260px;
            background: radial-gradient(circle, rgba(230, 57, 70, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .article-header-section::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -60px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(240, 165, 0, 0.10) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.88rem;
            color: #a0a5ad;
            margin-bottom: 18px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .breadcrumb a {
            color: #c5c8ce;
            transition: color var(--transition-base);
        }

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

        .breadcrumb .separator {
            color: #5a5f68;
            font-size: 0.75rem;
        }

        .breadcrumb .current {
            color: #ffffff;
            font-weight: 500;
            pointer-events: none;
        }

        .article-title-wrap {
            position: relative;
            z-index: 1;
        }

        .article-title-wrap h1 {
            font-size: 2.1rem;
            font-weight: 700;
            line-height: 1.35;
            color: #ffffff;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }

        .article-meta {
            display: flex;
            align-items: center;
            gap: 18px;
            flex-wrap: wrap;
            font-size: 0.9rem;
            color: #a0a5ad;
        }

        .article-meta .meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .article-meta .meta-item i {
            color: var(--color-red);
            font-size: 0.85rem;
        }

        .article-category-tag {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background: rgba(230, 57, 70, 0.18);
            color: #f8717f;
            padding: 5px 14px;
            border-radius: var(--radius-tag);
            font-size: 0.84rem;
            font-weight: 500;
        }

        /* ========== ARTICLE BODY ========== */
        .article-body-section {
            padding: 40px 0 50px;
        }

        .article-featured-image {
            width: 100%;
            border-radius: var(--radius-card);
            margin-bottom: 32px;
            box-shadow: var(--shadow-card);
            object-fit: cover;
            max-height: 420px;
        }

        .article-body {
            font-size: 1.05rem;
            line-height: 1.85;
            color: #2d3238;
            word-break: break-word;
        }

        .article-body h2 {
            font-size: 1.55rem;
            font-weight: 700;
            color: #1a1d23;
            margin: 36px 0 14px;
            padding-left: 16px;
            border-left: 4px solid var(--color-red);
            line-height: 1.4;
        }

        .article-body h3 {
            font-size: 1.28rem;
            font-weight: 600;
            color: #1a1d23;
            margin: 28px 0 10px;
            line-height: 1.4;
        }

        .article-body p {
            margin-bottom: 16px;
            color: #3a3f47;
        }

        .article-body ul,
        .article-body ol {
            margin: 14px 0 18px 22px;
            color: #3a3f47;
        }

        .article-body li {
            margin-bottom: 8px;
            padding-left: 4px;
        }

        .article-body ul li::marker {
            color: var(--color-red);
        }

        .article-body blockquote {
            border-left: 4px solid var(--color-gold);
            background: #fefdf7;
            padding: 16px 22px;
            margin: 20px 0;
            border-radius: 0 10px 10px 0;
            color: #5a5040;
            font-style: italic;
        }

        .article-body img {
            border-radius: 12px;
            margin: 20px 0;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
            max-width: 100%;
            height: auto;
        }

        .article-body a {
            color: var(--color-red);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .article-body a:hover {
            color: var(--color-red-hover);
        }

        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 18px 0;
            font-size: 0.95rem;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 1px 6px rgba(0, 0, 0, 0.04);
        }

        .article-body table th {
            background: #1a1d23;
            color: #fff;
            padding: 12px 14px;
            font-weight: 600;
            text-align: left;
        }

        .article-body table td {
            padding: 10px 14px;
            border-bottom: 1px solid var(--color-border);
            background: #fff;
        }

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

        .article-body code {
            background: #f1f3f5;
            padding: 3px 7px;
            border-radius: 5px;
            font-size: 0.9em;
            color: #c7254e;
        }

        .article-body pre {
            background: #1a1d23;
            color: #e2e8f0;
            padding: 18px 22px;
            border-radius: 12px;
            overflow-x: auto;
            margin: 18px 0;
            font-size: 0.9rem;
            line-height: 1.6;
        }

        .article-body pre code {
            background: none;
            color: inherit;
            padding: 0;
            font-size: inherit;
        }

        /* ========== NOT FOUND ========== */
        .not-found-card {
            text-align: center;
            padding: 60px 30px;
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
        }

        .not-found-card .nf-icon {
            font-size: 4rem;
            color: #c5c8ce;
            margin-bottom: 20px;
        }

        .not-found-card h2 {
            font-size: 1.6rem;
            color: #1a1d23;
            margin-bottom: 10px;
        }

        .not-found-card p {
            color: var(--color-muted);
            margin-bottom: 24px;
            font-size: 1.05rem;
        }

        /* ========== RELATED POSTS ========== */
        .related-section {
            padding: 50px 0 40px;
            background: #ffffff;
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .related-section .section-label {
            font-size: 0.84rem;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--color-red);
            font-weight: 600;
            margin-bottom: 6px;
        }

        .related-section .section-title {
            font-size: 1.65rem;
            font-weight: 700;
            color: #1a1d23;
            margin-bottom: 30px;
            letter-spacing: 0.01em;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

        .related-card {
            background: #fff;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
            border: 1px solid var(--color-border);
        }

        .related-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-card-hover);
            border-color: #d0d5dd;
        }

        .related-card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            display: block;
        }

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

        .related-card-tag {
            display: inline-block;
            background: #fef2f3;
            color: var(--color-red);
            font-size: 0.78rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: var(--radius-tag);
            margin-bottom: 10px;
            width: fit-content;
        }

        .related-card h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: #1a1d23;
            margin-bottom: 8px;
            line-height: 1.4;
            flex: 1;
        }

        .related-card .rc-meta {
            font-size: 0.82rem;
            color: var(--color-muted);
            display: flex;
            align-items: center;
            gap: 10px;
            margin-top: 6px;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            padding: 56px 0 60px;
            background: linear-gradient(160deg, #1a1d23 0%, #1f2229 40%, #1a1d23 100%);
            color: #ffffff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            left: 50%;
            transform: translateX(-50%);
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(230, 57, 70, 0.12) 0%, transparent 65%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-inner {
            position: relative;
            z-index: 1;
            max-width: 650px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .cta-inner p {
            font-size: 1.1rem;
            color: #b0b5bd;
            margin-bottom: 28px;
            line-height: 1.6;
        }

        .cta-btn-large {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: var(--color-red);
            color: #ffffff;
            font-size: 1.1rem;
            font-weight: 600;
            padding: 14px 34px;
            border-radius: var(--radius-btn);
            box-shadow: var(--shadow-btn);
            transition: all var(--transition-base);
            letter-spacing: 0.02em;
        }

        .cta-btn-large:hover {
            background: var(--color-red-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(230, 57, 70, 0.45);
            color: #ffffff;
        }

        .cta-btn-large i {
            font-size: 0.95rem;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #14161a;
            color: #b0b5bd;
            padding: 44px 0 0;
            font-size: 0.92rem;
        }

        .footer-inner {
            display: flex;
            gap: 50px;
            flex-wrap: wrap;
            padding-bottom: 34px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand {
            flex: 1;
            min-width: 260px;
        }

        .footer-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: #ffffff;
            display: inline-block;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

        .footer-logo:hover {
            color: #f8717f;
        }

        .footer-desc {
            color: #8a8f98;
            line-height: 1.7;
            max-width: 340px;
            font-size: 0.9rem;
        }

        .footer-links {
            display: flex;
            gap: 50px;
            flex-wrap: wrap;
        }

        .footer-col h4 {
            color: #ffffff;
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }

        .footer-col a {
            display: block;
            color: #8a8f98;
            padding: 6px 0;
            transition: color var(--transition-base);
            font-size: 0.9rem;
        }

        .footer-col a:hover {
            color: #f8717f;
        }

        .footer-bottom {
            text-align: center;
            padding: 20px 0;
            color: #6a6f78;
            font-size: 0.84rem;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .article-title-wrap h1 {
                font-size: 1.7rem;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
            .related-card-img {
                height: 150px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: 58px;
            }
            .nav-list {
                display: none;
                position: absolute;
                top: 58px;
                left: 0;
                right: 0;
                background: #1a1d23;
                flex-direction: column;
                padding: 14px 20px 20px;
                gap: 4px;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
                border-radius: 0 0 14px 14px;
                z-index: 99;
            }
            .nav-list.open {
                display: flex;
            }
            .nav-list a {
                padding: 12px 16px;
                width: 100%;
                border-radius: 8px;
                font-size: 0.95rem;
            }
            .nav-cta-btn {
                margin-left: 0;
                justify-content: center !important;
                margin-top: 6px;
            }
            .mobile-toggle {
                display: block;
            }
            .article-header-section {
                padding: 30px 0 36px;
            }
            .article-title-wrap h1 {
                font-size: 1.45rem;
            }
            .article-meta {
                gap: 10px;
                font-size: 0.82rem;
            }
            .article-body {
                font-size: 0.98rem;
                line-height: 1.75;
            }
            .article-body h2 {
                font-size: 1.3rem;
            }
            .article-body h3 {
                font-size: 1.12rem;
            }
            .related-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .related-card-img {
                height: 180px;
            }
            .cta-inner h2 {
                font-size: 1.55rem;
            }
            .footer-inner {
                flex-direction: column;
                gap: 30px;
            }
            .footer-links {
                gap: 30px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .container-narrow {
                padding: 0 14px;
            }
            .logo-link {
                font-size: 1.15rem;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.95rem;
                border-radius: 8px;
            }
            .article-title-wrap h1 {
                font-size: 1.28rem;
            }
            .article-meta {
                font-size: 0.78rem;
                gap: 8px;
            }
            .article-body {
                font-size: 0.94rem;
            }
            .article-body h2 {
                font-size: 1.18rem;
                padding-left: 12px;
            }
            .article-body blockquote {
                padding: 12px 16px;
                font-size: 0.92rem;
            }
            .related-section .section-title {
                font-size: 1.35rem;
            }
            .cta-btn-large {
                font-size: 0.98rem;
                padding: 12px 24px;
            }
            .footer-desc {
                max-width: 100%;
            }
            .breadcrumb {
                font-size: 0.8rem;
            }
        }

/* roulang page: category1 */
:root {
            --brand-900: #0f1229;
            --brand-800: #1a1f3c;
            --brand-700: #252b4f;
            --brand-500: #3b4680;
            --accent-red: #e63946;
            --accent-gold: #f0a500;
            --accent-warm: #f77f00;
            --accent-green: #2ec4b6;
            --surface-light: #f8f9fc;
            --surface-card: #ffffff;
            --surface-muted: #f1f3f7;
            --text-primary: #1a1f3c;
            --text-secondary: #5a6070;
            --text-muted: #8b919e;
            --border-light: #e8ebf1;
            --border-soft: #dde1e8;
            --radius-sm: 0.5rem;
            --radius-md: 0.75rem;
            --radius-lg: 1rem;
            --radius-xl: 1.25rem;
            --radius-2xl: 1.5rem;
            --shadow-card: 0 2px 16px rgba(15, 18, 41, 0.06);
            --shadow-card-hover: 0 12px 32px rgba(15, 18, 41, 0.12);
            --shadow-nav: 0 2px 20px rgba(15, 18, 41, 0.08);
            --shadow-btn: 0 4px 14px rgba(230, 57, 70, 0.28);
            --shadow-btn-hover: 0 8px 24px rgba(230, 57, 70, 0.4);
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--surface-light);
            overflow-x: hidden;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        @media (min-width: 768px) {
            .container {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-nav);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 1.5rem;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 800;
            font-size: 1.35rem;
            color: var(--brand-900);
            white-space: nowrap;
            letter-spacing: -0.01em;
            flex-shrink: 0;
        }

        .logo-link i {
            color: var(--accent-red);
            font-size: 1.5rem;
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 0.35rem;
            flex-wrap: wrap;
            justify-content: flex-end;
        }

        .nav-list a:not(.nav-cta-btn) {
            display: inline-flex;
            align-items: center;
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-list a:not(.nav-cta-btn):hover {
            color: var(--brand-900);
            background: var(--surface-muted);
        }

        .nav-list a:not(.nav-cta-btn).active {
            color: var(--accent-red);
            background: rgba(230, 57, 70, 0.07);
        }

        .nav-list a:not(.nav-cta-btn).active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 3px;
            background: var(--accent-red);
        }

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.6rem 1.3rem;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.95rem;
            color: #ffffff;
            background: linear-gradient(135deg, var(--accent-red), #c62835);
            box-shadow: var(--shadow-btn);
            transition: all var(--transition-smooth);
            white-space: nowrap;
            border: none;
        }

        .nav-cta-btn:hover {
            box-shadow: var(--shadow-btn-hover);
            transform: translateY(-1px);
            color: #ffffff;
        }

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

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text-primary);
            padding: 0.5rem;
            cursor: pointer;
            border-radius: var(--radius-sm);
        }

        .mobile-menu-toggle:hover {
            background: var(--surface-muted);
        }

        @media (max-width: 768px) {
            .nav-list {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: #ffffff;
                flex-direction: column;
                padding: 1rem 1.25rem;
                gap: 0.4rem;
                border-bottom: 1px solid var(--border-light);
                box-shadow: 0 8px 24px rgba(15, 18, 41, 0.1);
                border-radius: 0 0 var(--radius-lg) var(--radius-lg);
            }
            .nav-list.open {
                display: flex;
            }
            .nav-list a:not(.nav-cta-btn) {
                width: 100%;
                justify-content: center;
                padding: 0.7rem 1rem;
                font-size: 1rem;
            }
            .nav-cta-btn {
                width: 100%;
                justify-content: center;
                margin-top: 0.3rem;
            }
            .mobile-menu-toggle {
                display: block;
            }
        }

        @media (max-width: 520px) {
            .header-inner {
                height: 56px;
            }
            .logo-link {
                font-size: 1.15rem;
            }
            .logo-link i {
                font-size: 1.25rem;
            }
            .nav-list {
                top: 56px;
            }
        }

        /* Hero Section */
        .hero-section {
            position: relative;
            background: linear-gradient(160deg, var(--brand-900) 0%, var(--brand-700) 40%, var(--brand-800) 100%);
            color: #ffffff;
            padding: 4rem 0 5rem;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.22;
            z-index: 0;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 80px;
            background: linear-gradient(to top, var(--surface-light) 0%, transparent 100%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.4rem 1rem;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 700;
            background: rgba(255, 255, 255, 0.13);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: var(--accent-gold);
            margin-bottom: 1.5rem;
            letter-spacing: 0.02em;
        }

        .hero-badge .pulse-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent-green);
            animation: pulse-dot-anim 1.6s ease-in-out infinite;
        }

        @keyframes pulse-dot-anim {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(46, 196, 182, 0.6);
            }
            50% {
                box-shadow: 0 0 0 12px rgba(46, 196, 182, 0);
            }
        }

        .hero-title {
            font-size: 2.8rem;
            font-weight: 900;
            line-height: 1.25;
            margin: 0 0 1rem;
            letter-spacing: -0.02em;
        }

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

        .hero-subtitle {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.8);
            margin: 0 0 2rem;
            line-height: 1.7;
        }

        .hero-actions {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
            justify-content: center;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.85rem 2rem;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1rem;
            background: linear-gradient(135deg, var(--accent-red), #c62835);
            color: #ffffff;
            border: none;
            box-shadow: var(--shadow-btn);
            transition: all var(--transition-smooth);
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-primary:hover {
            box-shadow: var(--shadow-btn-hover);
            transform: translateY(-2px);
            color: #ffffff;
        }

        .btn-primary:active {
            transform: translateY(0);
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.85rem 2rem;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1rem;
            background: transparent;
            color: #ffffff;
            border: 2px solid rgba(255, 255, 255, 0.45);
            transition: all var(--transition-smooth);
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.75);
            transform: translateY(-2px);
        }

        @media (max-width: 768px) {
            .hero-section {
                padding: 3rem 0 4rem;
            }
            .hero-title {
                font-size: 2rem;
            }
            .hero-subtitle {
                font-size: 1.05rem;
            }
            .hero-actions {
                flex-direction: column;
                align-items: center;
            }
            .btn-primary,
            .btn-outline-light {
                width: 100%;
                justify-content: center;
                max-width: 320px;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.6rem;
            }
            .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-badge {
                font-size: 0.78rem;
            }
        }

        /* Section Common */
        .section {
            padding: 4rem 0;
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.3rem 0.9rem;
            border-radius: 50px;
            font-size: 0.82rem;
            font-weight: 700;
            background: rgba(230, 57, 70, 0.08);
            color: var(--accent-red);
            margin-bottom: 0.75rem;
            letter-spacing: 0.03em;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 900;
            color: var(--brand-900);
            margin: 0 0 0.75rem;
            letter-spacing: -0.01em;
        }
        .section-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 650px;
            margin: 0 auto 2.5rem;
            line-height: 1.75;
        }
        @media (max-width: 768px) {
            .section {
                padding: 2.5rem 0;
            }
            .section-title {
                font-size: 1.55rem;
            }
            .section-desc {
                font-size: 0.95rem;
            }
        }

        /* Data Cards Grid */
        .data-cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 1.5rem;
        }
        .data-card {
            background: var(--surface-card);
            border-radius: var(--radius-xl);
            padding: 1.5rem;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .data-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: var(--border-soft);
        }
        .data-card .card-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            margin-bottom: 1rem;
        }
        .data-card .card-icon.red {
            background: rgba(230, 57, 70, 0.1);
            color: var(--accent-red);
        }
        .data-card .card-icon.gold {
            background: rgba(240, 165, 0, 0.12);
            color: var(--accent-gold);
        }
        .data-card .card-icon.green {
            background: rgba(46, 196, 182, 0.12);
            color: var(--accent-green);
        }
        .data-card .card-icon.blue {
            background: rgba(59, 70, 128, 0.1);
            color: var(--brand-500);
        }
        .data-card h3 {
            font-size: 1.1rem;
            font-weight: 800;
            margin: 0 0 0.5rem;
            color: var(--brand-900);
        }
        .data-card p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.65;
        }
        .data-card .card-tag {
            display: inline-block;
            padding: 0.25rem 0.7rem;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 700;
            margin-top: 0.75rem;
        }
        .tag-hot {
            background: rgba(230, 57, 70, 0.1);
            color: var(--accent-red);
        }
        .tag-new {
            background: rgba(46, 196, 182, 0.1);
            color: var(--accent-green);
        }
        .tag-trending {
            background: rgba(247, 127, 0, 0.1);
            color: var(--accent-warm);
        }

        /* Stats Bar */
        .stats-bar {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
            text-align: center;
        }
        .stat-item {
            padding: 1.5rem;
            background: var(--surface-card);
            border-radius: var(--radius-xl);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-card);
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 900;
            color: var(--accent-red);
            letter-spacing: -0.02em;
            line-height: 1;
            margin-bottom: 0.3rem;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            font-weight: 600;
        }
        @media (max-width: 768px) {
            .stats-bar {
                grid-template-columns: repeat(2, 1fr);
                gap: 1rem;
            }
            .stat-number {
                font-size: 2rem;
            }
        }
        @media (max-width: 520px) {
            .stats-bar {
                grid-template-columns: 1fr 1fr;
                gap: 0.75rem;
            }
            .stat-item {
                padding: 1rem;
            }
            .stat-number {
                font-size: 1.6rem;
            }
        }

        /* Ranking List */
        .ranking-list {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
            max-width: 700px;
            margin: 0 auto;
        }
        .ranking-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 1rem 1.25rem;
            background: var(--surface-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
        }
        .ranking-item:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: var(--border-soft);
        }
        .ranking-pos {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            font-size: 1rem;
            flex-shrink: 0;
            background: var(--surface-muted);
            color: var(--text-secondary);
        }
        .ranking-item.top-1 .ranking-pos {
            background: linear-gradient(135deg, #f0a500, #e69500);
            color: #fff;
        }
        .ranking-item.top-2 .ranking-pos {
            background: linear-gradient(135deg, #b0b8c8, #8b919e);
            color: #fff;
        }
        .ranking-item.top-3 .ranking-pos {
            background: linear-gradient(135deg, #c47f5a, #a06545);
            color: #fff;
        }
        .ranking-info {
            flex: 1;
            min-width: 0;
        }
        .ranking-name {
            font-weight: 700;
            color: var(--brand-900);
            font-size: 0.95rem;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .ranking-stat {
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .ranking-value {
            font-weight: 900;
            font-size: 1.1rem;
            color: var(--accent-red);
            white-space: nowrap;
            flex-shrink: 0;
        }

        /* Flow Steps */
        .flow-steps {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
            position: relative;
        }
        .flow-step {
            text-align: center;
            padding: 2rem 1.5rem;
            background: var(--surface-card);
            border-radius: var(--radius-xl);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-card);
            position: relative;
            z-index: 1;
        }
        .flow-step-num {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--accent-red);
            color: #fff;
            font-weight: 900;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1rem;
        }
        .flow-step h4 {
            font-weight: 800;
            color: var(--brand-900);
            margin: 0 0 0.4rem;
            font-size: 1.05rem;
        }
        .flow-step p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.6;
        }
        @media (max-width: 768px) {
            .flow-steps {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
        }

        /* FAQ */
        .faq-list {
            max-width: 750px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }
        .faq-item {
            background: var(--surface-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item summary {
            padding: 1.15rem 1.5rem;
            font-weight: 800;
            font-size: 1rem;
            cursor: pointer;
            color: var(--brand-900);
            display: flex;
            align-items: center;
            justify-content: space-between;
            list-style: none;
            user-select: none;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary .faq-arrow {
            transition: transform var(--transition-fast);
            font-size: 0.85rem;
            color: var(--text-muted);
            flex-shrink: 0;
        }
        .faq-item[open] summary .faq-arrow {
            transform: rotate(180deg);
            color: var(--accent-red);
        }
        .faq-item .faq-answer {
            padding: 0 1.5rem 1.25rem;
            font-size: 0.93rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(160deg, var(--brand-900) 0%, var(--brand-700) 60%, var(--brand-800) 100%);
            color: #ffffff;
            text-align: center;
            padding: 4rem 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            opacity: 0.15;
            z-index: 0;
        }
        .cta-inner {
            position: relative;
            z-index: 2;
            max-width: 650px;
            margin: 0 auto;
        }
        .cta-inner h2 {
            font-size: 2rem;
            font-weight: 900;
            margin: 0 0 0.75rem;
            letter-spacing: -0.01em;
        }
        .cta-inner p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.8);
            margin: 0 0 2rem;
            line-height: 1.7;
        }
        @media (max-width: 768px) {
            .cta-section {
                padding: 3rem 0;
            }
            .cta-inner h2 {
                font-size: 1.55rem;
            }
        }

        /* Footer */
        .site-footer {
            background: var(--brand-900);
            color: rgba(255, 255, 255, 0.75);
            padding: 3rem 0 1.5rem;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-logo {
            font-weight: 900;
            font-size: 1.3rem;
            color: #ffffff;
            display: inline-block;
            margin-bottom: 0.6rem;
        }
        .footer-desc {
            font-size: 0.9rem;
            line-height: 1.7;
            max-width: 400px;
            margin: 0;
        }
        .footer-links {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.5rem;
        }
        .footer-col h4 {
            font-weight: 800;
            color: #ffffff;
            font-size: 0.95rem;
            margin: 0 0 0.75rem;
        }
        .footer-col a {
            display: block;
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.6);
            padding: 0.25rem 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--accent-gold);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 1.25rem;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.45);
        }
        @media (max-width: 768px) {
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .footer-desc {
                max-width: 100%;
            }
        }
        @media (max-width: 520px) {
            .footer-links {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
        }

        /* Mobile Bottom CTA Bar */
        .mobile-cta-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: #ffffff;
            border-top: 1px solid var(--border-light);
            padding: 0.6rem 1rem;
            z-index: 999;
            box-shadow: 0 -2px 16px rgba(15, 18, 41, 0.08);
        }
        .mobile-cta-bar .btn-primary {
            width: 100%;
            justify-content: center;
            padding: 0.7rem 1.5rem;
            font-size: 0.95rem;
        }
        @media (max-width: 768px) {
            .mobile-cta-bar {
                display: block;
            }
            body {
                padding-bottom: 72px;
            }
        }

        /* Cover image card */
        .cover-card {
            border-radius: var(--radius-xl);
            overflow: hidden;
            background: var(--surface-card);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
        }
        .cover-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .cover-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }
        .cover-card-body {
            padding: 1.25rem;
        }
        .cover-card-body h4 {
            font-weight: 800;
            font-size: 1rem;
            color: var(--brand-900);
            margin: 0 0 0.4rem;
        }
        .cover-card-body p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.6;
        }

/* roulang page: category2 */
:root {
            --color-primary: #dc2626;
            --color-primary-hover: #b91c1c;
            --color-primary-light: #fef2f2;
            --color-surface-dark: #0f172a;
            --color-surface-card: #ffffff;
            --color-surface-muted: #f8fafc;
            --color-text-primary: #0f172a;
            --color-text-secondary: #475569;
            --color-text-muted: #94a3b8;
            --color-border: #e2e8f0;
            --color-border-light: #f1f5f9;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12), 0 4px 8px rgba(0, 0, 0, 0.06);
            --shadow-xl: 0 20px 48px rgba(0, 0, 0, 0.16), 0 6px 12px rgba(0, 0, 0, 0.08);
            --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'Inter', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            line-height: 1.65;
            color: var(--color-text-primary);
            background-color: #fafbfc;
            min-height: 100vh;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
        }

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

        .container {
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (min-width: 1280px) {
            .container {
                max-width: 1240px;
            }
        }

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.10);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 24px;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.35rem;
            color: var(--color-surface-dark);
            letter-spacing: -0.02em;
            white-space: nowrap;
            flex-shrink: 0;
            transition: opacity var(--transition-fast);
        }

        .logo-link:hover {
            opacity: 0.85;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, #dc2626, #b91c1c);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
        }

        .nav-list a:not(.nav-cta-btn) {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: 8px;
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-list a:not(.nav-cta-btn):hover {
            color: var(--color-text-primary);
            background: var(--color-surface-muted);
        }

        .nav-list a.active:not(.nav-cta-btn) {
            color: var(--color-primary);
            background: var(--color-primary-light);
            font-weight: 600;
        }

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: 10px;
            font-weight: 600;
            font-size: 0.95rem;
            background: linear-gradient(135deg, #dc2626, #c0262d);
            color: #fff !important;
            box-shadow: 0 4px 14px rgba(220, 38, 38, 0.35);
            transition: all var(--transition-base);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }

        .nav-cta-btn:hover {
            background: linear-gradient(135deg, #c0262d, #a51d26);
            box-shadow: 0 6px 22px rgba(220, 38, 38, 0.45);
            transform: translateY(-1px);
        }

        .nav-cta-btn:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(220, 38, 38, 0.3);
        }

        .mobile-menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            font-size: 1.3rem;
            color: var(--color-text-primary);
            background: var(--color-surface-muted);
            flex-shrink: 0;
            transition: background var(--transition-fast);
        }

        .mobile-menu-toggle:hover {
            background: var(--color-border);
        }

        @media (max-width: 920px) {
            .nav-list {
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                gap: 2px;
                padding: 16px 20px;
                border-bottom: 1px solid var(--color-border);
                box-shadow: var(--shadow-lg);
                transform: translateY(-120%);
                opacity: 0;
                transition: all var(--transition-base);
                z-index: 99;
                max-height: calc(100vh - 64px);
                overflow-y: auto;
            }

            .nav-list.open {
                transform: translateY(0);
                opacity: 1;
            }

            .nav-list a:not(.nav-cta-btn) {
                padding: 12px 16px;
                font-size: 1rem;
                border-radius: 8px;
            }

            .nav-cta-btn {
                margin-top: 4px;
                justify-content: center;
                padding: 13px 20px;
                font-size: 1rem;
            }

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

            .header-inner {
                height: 60px;
            }
        }

        /* Hero Section */
        .hero-section {
            position: relative;
            background: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
            color: #fff;
            padding: 80px 0 90px;
            overflow: hidden;
            min-height: 420px;
            display: flex;
            align-items: center;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.28;
            mix-blend-mode: overlay;
            z-index: 0;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 120px;
            background: linear-gradient(to top, rgba(15, 23, 42, 0.95), transparent);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            border-radius: 50px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            font-size: 0.875rem;
            font-weight: 500;
            color: #fecaca;
            margin-bottom: 20px;
            backdrop-filter: blur(4px);
        }

        .hero-badge i {
            font-size: 0.75rem;
            color: #f87171;
        }

        .hero-title {
            font-size: 2.8rem;
            font-weight: 900;
            line-height: 1.2;
            letter-spacing: -0.03em;
            margin-bottom: 16px;
        }

        .hero-title span {
            background: linear-gradient(135deg, #f87171, #fca5a5);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-desc {
            font-size: 1.15rem;
            line-height: 1.7;
            color: #cbd5e1;
            margin-bottom: 32px;
            max-width: 560px;
        }

        .hero-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: 10px;
            font-weight: 600;
            font-size: 1rem;
            background: linear-gradient(135deg, #dc2626, #c0262d);
            color: #fff;
            box-shadow: 0 6px 20px rgba(220, 38, 38, 0.4);
            transition: all var(--transition-base);
            letter-spacing: 0.01em;
        }

        .btn-primary:hover {
            background: linear-gradient(135deg, #c0262d, #a51d26);
            box-shadow: 0 8px 28px rgba(220, 38, 38, 0.5);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 3px 10px rgba(220, 38, 38, 0.35);
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: 10px;
            font-weight: 600;
            font-size: 1rem;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.35);
            transition: all var(--transition-base);
        }

        .btn-outline-light:hover {
            border-color: rgba(255, 255, 255, 0.7);
            background: rgba(255, 255, 255, 0.08);
        }

        @media (max-width: 768px) {
            .hero-section {
                padding: 50px 0 60px;
                min-height: auto;
            }

            .hero-title {
                font-size: 1.9rem;
            }

            .hero-desc {
                font-size: 1rem;
            }

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

            .btn-primary,
            .btn-outline-light {
                justify-content: center;
                width: 100%;
            }
        }

        /* Section通用 */
        .section {
            padding: 72px 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-label {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 50px;
            background: var(--color-primary-light);
            color: var(--color-primary);
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--color-text-primary);
            margin-bottom: 8px;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--color-text-secondary);
            max-width: 560px;
            margin: 0 auto;
        }

        @media (max-width: 768px) {
            .section {
                padding: 44px 0;
            }

            .section-title {
                font-size: 1.55rem;
            }

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

        /* 资讯特色卡片 */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .feature-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border: 1px solid var(--color-border);
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, #dc2626, #f87171);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition-base);
        }

        .feature-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: #fecaca;
        }

        .feature-card:hover::before {
            transform: scaleX(1);
        }

        .feature-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: var(--color-primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--color-primary);
            margin-bottom: 16px;
            transition: all var(--transition-base);
        }

        .feature-card:hover .feature-icon {
            background: #dc2626;
            color: #fff;
        }

        .feature-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--color-text-primary);
        }

        .feature-card p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        @media (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 520px) {
            .features-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .feature-card {
                padding: 22px 18px;
            }
        }

        /* 热门分类卡片 */
        .category-cards-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .category-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            aspect-ratio: 3/4;
            cursor: pointer;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-base);
            group: true;
        }

        .category-card:hover {
            box-shadow: var(--shadow-xl);
            transform: translateY(-6px);
        }

        .category-card-img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .category-card:hover .category-card-img {
            transform: scale(1.08);
        }

        .category-card-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.25) 50%, rgba(0, 0, 0, 0.05) 100%);
            z-index: 1;
        }

        .category-card-content {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 2;
            padding: 24px 20px;
            color: #fff;
        }

        .category-card-content h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 6px;
            letter-spacing: -0.01em;
        }

        .category-card-content p {
            font-size: 0.85rem;
            color: #e2e8f0;
            line-height: 1.5;
            margin-bottom: 12px;
        }

        .category-card-tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 50px;
            background: rgba(255, 255, 255, 0.2);
            font-size: 0.8rem;
            font-weight: 500;
            backdrop-filter: blur(4px);
        }

        @media (max-width: 1024px) {
            .category-cards-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .category-card {
                aspect-ratio: 4/5;
            }
        }

        @media (max-width: 520px) {
            .category-cards-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .category-card {
                aspect-ratio: 3/5;
            }

            .category-card-content {
                padding: 16px 14px;
            }

            .category-card-content h3 {
                font-size: 1rem;
            }
        }

        /* 最新资讯列表 */
        .news-list-block {
            background: #fff;
            border-radius: var(--radius-xl);
            border: 1px solid var(--color-border);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        .news-list-item {
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 20px 24px;
            border-bottom: 1px solid var(--color-border-light);
            transition: background var(--transition-fast);
            cursor: pointer;
        }

        .news-list-item:last-child {
            border-bottom: none;
        }

        .news-list-item:hover {
            background: #fefaf9;
        }

        .news-list-thumb {
            width: 80px;
            height: 60px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
            background: var(--color-surface-muted);
        }

        .news-list-info {
            flex: 1;
            min-width: 0;
        }

        .news-list-info h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text-primary);
            margin-bottom: 4px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .news-list-info .news-meta {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            display: flex;
            gap: 12px;
            align-items: center;
        }

        .news-list-badge {
            display: inline-block;
            padding: 2px 10px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 600;
            background: #fef2f2;
            color: #dc2626;
            flex-shrink: 0;
        }

        @media (max-width: 640px) {
            .news-list-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
                padding: 16px;
            }

            .news-list-thumb {
                width: 100%;
                height: 140px;
                border-radius: var(--radius-md);
            }

            .news-list-info h4 {
                white-space: normal;
            }
        }

        /* 数据统计 */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-card {
            text-align: center;
            padding: 32px 20px;
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
        }

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

        .stat-number {
            font-size: 2.5rem;
            font-weight: 900;
            color: var(--color-primary);
            letter-spacing: -0.02em;
            margin-bottom: 6px;
        }

        .stat-label {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            font-weight: 500;
        }

        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }

            .stat-number {
                font-size: 2rem;
            }

            .stat-card {
                padding: 24px 16px;
            }
        }

        /* FAQ */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

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

        .faq-question {
            width: 100%;
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text-primary);
            background: transparent;
            text-align: left;
            transition: color var(--transition-fast);
            gap: 16px;
        }

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

        .faq-question i {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            transition: transform var(--transition-base);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--color-primary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base), padding var(--transition-base);
            padding: 0 24px;
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        @media (max-width: 640px) {
            .faq-question {
                padding: 16px 18px;
                font-size: 0.95rem;
            }

            .faq-item.open .faq-answer {
                padding: 0 18px 16px;
            }
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
            border-radius: var(--radius-xl);
            padding: 56px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
            margin: 0 20px;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(220, 38, 38, 0.25);
            filter: blur(60px);
            z-index: 0;
        }

        .cta-content {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }

        .cta-section p {
            font-size: 1.05rem;
            color: #cbd5e1;
            margin-bottom: 28px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        @media (max-width: 768px) {
            .cta-section {
                padding: 40px 22px;
                margin: 0 12px;
                border-radius: var(--radius-lg);
            }

            .cta-section h2 {
                font-size: 1.5rem;
            }
        }

        /* Footer */
        .site-footer {
            background: #0f172a;
            color: #e2e8f0;
            padding: 56px 0 28px;
            margin-top: 24px;
        }

        .footer-inner {
            display: flex;
            gap: 48px;
            flex-wrap: wrap;
            margin-bottom: 36px;
        }

        .footer-brand {
            flex: 1 1 280px;
            min-width: 240px;
        }

        .footer-logo {
            font-size: 1.4rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.02em;
            display: inline-block;
            margin-bottom: 12px;
            transition: opacity var(--transition-fast);
        }

        .footer-logo:hover {
            opacity: 0.8;
        }

        .footer-desc {
            font-size: 0.9rem;
            color: #94a3b8;
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-links {
            display: flex;
            gap: 48px;
            flex-wrap: wrap;
            flex: 1 1 auto;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
            text-transform: uppercase;
        }

        .footer-col a {
            display: block;
            font-size: 0.9rem;
            color: #94a3b8;
            margin-bottom: 10px;
            transition: color var(--transition-fast);
        }

        .footer-col a:hover {
            color: #f87171;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: #64748b;
        }

        @media (max-width: 768px) {
            .site-footer {
                padding: 36px 0 20px;
            }

            .footer-inner {
                flex-direction: column;
                gap: 28px;
            }

            .footer-links {
                gap: 28px;
            }

            .footer-desc {
                max-width: 100%;
            }
        }

        /* 焦点可见 */
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid #dc2626;
            outline-offset: 3px;
            border-radius: 4px;
        }

        /* 选择文本 */
        ::selection {
            background: #fecaca;
            color: #7f1d1d;
        }

/* roulang page: category3 */
:root {
            --color-brand: #2563eb;
            --color-brand-light: #3b82f6;
            --color-brand-dark: #1d4ed8;
            --color-accent: #ef4444;
            --color-surface-dark: #0f172a;
            --color-surface-mid: #1e293b;
            --color-text-primary: #f1f5f9;
            --color-text-secondary: #cbd5e1;
            --color-text-muted: #94a3b8;
            --color-border: rgba(148, 163, 184, 0.15);
            --color-border-light: rgba(148, 163, 184, 0.08);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.25);
            --shadow-card-hover: 0 12px 40px rgba(0, 0, 0, 0.4);
            --shadow-glow: 0 0 30px rgba(59, 130, 246, 0.25);
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'Inter', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            line-height: 1.7;
            color: var(--color-text-primary);
            background-color: var(--color-surface-dark);
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:focus-visible {
            outline: 2px solid var(--color-brand-light);
            outline-offset: 3px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
        }
        button:focus-visible {
            outline: 2px solid var(--color-brand-light);
            outline-offset: 3px;
            border-radius: 8px;
        }

        /* ========== 导航栏 ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 23, 42, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--color-border);
            transition: all var(--transition-smooth);
        }
        .site-header.scrolled {
            background: rgba(15, 23, 42, 0.95);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 24px;
            height: 64px;
            max-width: 1280px;
            margin: 0 auto;
        }
        .nav-logo {
            font-size: 1.35rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: #fff;
            white-space: nowrap;
            transition: color var(--transition-fast);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-logo i {
            color: var(--color-brand-light);
            font-size: 1.5rem;
        }
        .nav-logo:hover {
            color: var(--color-brand-light);
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
        }
        .nav-list a {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: 50px;
            font-size: 0.925rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-list a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }
        .nav-list a.active {
            color: #fff;
            background: var(--color-brand);
            font-weight: 600;
            box-shadow: 0 4px 16px rgba(37, 99, 235, 0.4);
        }
        .nav-list a.active:hover {
            background: var(--color-brand-light);
        }
        .nav-cta-btn {
            display: inline-flex !important;
            align-items: center !important;
            gap: 7px !important;
            padding: 10px 22px !important;
            background: var(--color-accent) !important;
            color: #fff !important;
            border-radius: 50px !important;
            font-weight: 700 !important;
            font-size: 0.9rem !important;
            letter-spacing: 0.01em;
            transition: all var(--transition-fast) !important;
            box-shadow: 0 4px 18px rgba(239, 68, 68, 0.45);
            white-space: nowrap !important;
        }
        .nav-cta-btn:hover {
            background: #dc2626 !important;
            box-shadow: 0 6px 24px rgba(239, 68, 68, 0.6);
            transform: translateY(-2px);
        }
        .nav-cta-btn i {
            font-size: 0.8rem;
        }

        /* 移动端汉堡菜单 */
        .mobile-toggle {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            color: #fff;
            font-size: 1.3rem;
            transition: background var(--transition-fast);
            flex-shrink: 0;
        }
        .mobile-toggle:hover {
            background: rgba(255, 255, 255, 0.12);
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(15, 23, 42, 0.97);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            z-index: 999;
            flex-direction: column;
            padding: 24px;
            gap: 6px;
            overflow-y: auto;
        }
        .mobile-menu.open {
            display: flex;
        }
        .mobile-menu a {
            display: block;
            padding: 14px 20px;
            border-radius: 12px;
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            text-align: center;
        }
        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }
        .mobile-menu a.active {
            background: var(--color-brand);
            font-weight: 600;
        }
        .mobile-menu .nav-cta-btn {
            margin-top: 12px;
            text-align: center;
            justify-content: center !important;
            padding: 14px 20px !important;
            font-size: 1rem !important;
        }

        /* ========== 板块通用 ========== */
        .section-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section-padding {
            padding: 80px 0;
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-brand-light);
            background: rgba(59, 130, 246, 0.12);
            padding: 6px 16px;
            border-radius: 50px;
            margin-bottom: 16px;
        }
        .section-title {
            font-size: 2.4rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: #fff;
            margin-bottom: 12px;
            line-height: 1.25;
        }
        .section-subtitle {
            font-size: 1.1rem;
            color: var(--color-text-muted);
            max-width: 600px;
            line-height: 1.7;
        }

        /* ========== 卡片 ========== */
        .data-card {
            background: var(--color-surface-mid);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .data-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--color-brand), var(--color-brand-light));
            opacity: 0;
            transition: opacity var(--transition-smooth);
            border-radius: 0 0 2px 2px;
        }
        .data-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(59, 130, 246, 0.3);
        }
        .data-card:hover::before {
            opacity: 1;
        }
        .data-card-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin-bottom: 18px;
            background: rgba(59, 130, 246, 0.12);
            color: var(--color-brand-light);
        }
        .data-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .data-card p {
            font-size: 0.925rem;
            color: var(--color-text-muted);
            line-height: 1.65;
        }

        /* 统计数字卡片 */
        .stat-card {
            text-align: center;
            padding: 28px 20px;
            background: rgba(30, 41, 59, 0.7);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-lg);
            transition: all var(--transition-smooth);
        }
        .stat-card:hover {
            border-color: rgba(59, 130, 246, 0.35);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
        }
        .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            letter-spacing: -0.03em;
            color: #fff;
            line-height: 1;
            margin-bottom: 8px;
        }
        .stat-number span {
            background: linear-gradient(135deg, var(--color-brand-light), #60a5fa);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            font-weight: 500;
        }

        /* ========== 流程步骤 ========== */
        .step-item {
            display: flex;
            gap: 20px;
            align-items: flex-start;
            padding: 20px 0;
            position: relative;
        }
        .step-number {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--color-brand);
            color: #fff;
            font-weight: 800;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 16px rgba(37, 99, 235, 0.4);
        }
        .step-content h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 4px;
        }
        .step-content p {
            font-size: 0.9rem;
            color: var(--color-text-muted);
        }

        /* ========== FAQ ========== */
        .faq-item {
            border-bottom: 1px solid var(--color-border);
            padding: 20px 0;
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-bottom-color: rgba(59, 130, 246, 0.4);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 1.05rem;
            font-weight: 600;
            color: #fff;
            gap: 16px;
        }
        .faq-question i {
            font-size: 0.85rem;
            color: var(--color-brand-light);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding-top 0.4s ease;
            font-size: 0.925rem;
            color: var(--color-text-muted);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-top: 12px;
        }

        /* ========== CTA 区域 ========== */
        .cta-section {
            background: linear-gradient(135deg, #0f1f5a 0%, #1e3a8a 40%, #1d4ed8 100%);
            border-radius: var(--radius-xl);
            padding: 56px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url("data:image/svg+xml,%3Csvg width='60' height='60' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='2' cy='2' r='1.5' fill='rgba(255,255,255,0.06)'/%3E%3C/svg%3E");
            pointer-events: none;
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }
        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 28px;
            position: relative;
            z-index: 1;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== 按钮 ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.95rem;
            letter-spacing: 0.01em;
            transition: all var(--transition-fast);
            white-space: nowrap;
            cursor: pointer;
            position: relative;
            z-index: 1;
        }
        .btn-primary {
            background: #fff;
            color: #1d4ed8;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.2);
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 32px rgba(0, 0, 0, 0.35);
            background: #f0f4ff;
        }
        .btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.5);
        }
        .btn-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            transform: translateY(-2px);
        }
        .btn-accent {
            background: var(--color-accent);
            color: #fff;
            box-shadow: 0 6px 24px rgba(239, 68, 68, 0.45);
        }
        .btn-accent:hover {
            background: #dc2626;
            transform: translateY(-3px);
            box-shadow: 0 10px 32px rgba(239, 68, 68, 0.6);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--color-surface-950);
            border-top: 1px solid rgba(148, 163, 184, 0.1);
            padding: 56px 0 28px;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-brand .footer-logo {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            display: inline-block;
            margin-bottom: 10px;
        }
        .footer-brand .footer-logo:hover {
            color: var(--color-brand-light);
        }
        .footer-desc {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            max-width: 380px;
            line-height: 1.7;
        }
        .footer-links {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .footer-col h4 {
            font-size: 0.85rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            text-transform: uppercase;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-col a {
            display: block;
            font-size: 0.9rem;
            color: var(--color-text-muted);
            padding: 4px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(148, 163, 184, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: var(--color-text-muted);
        }

        /* ========== Hero 数据页专属 ========== */
        .hero-data {
            position: relative;
            min-height: 580px;
            display: flex;
            align-items: center;
            overflow: hidden;
            padding-top: 64px;
        }
        .hero-data-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            z-index: 0;
        }
        .hero-data-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 23, 42, 0.7) 0%, rgba(15, 23, 42, 0.88) 60%, #0f172a 100%);
            z-index: 1;
        }
        .hero-data-content {
            position: relative;
            z-index: 2;
            max-width: 700px;
        }
        .hero-data-content h1 {
            font-size: 3rem;
            font-weight: 900;
            letter-spacing: -0.03em;
            color: #fff;
            line-height: 1.15;
            margin-bottom: 16px;
        }
        .hero-data-content h1 span {
            background: linear-gradient(135deg, #60a5fa, #3b82f6, #93c5fd);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-data-content .hero-desc {
            font-size: 1.15rem;
            color: var(--color-text-secondary);
            margin-bottom: 28px;
            line-height: 1.7;
            max-width: 540px;
        }

        /* 数据亮点浮动标签 */
        .floating-stat {
            position: absolute;
            z-index: 3;
            background: rgba(30, 41, 59, 0.9);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(148, 163, 184, 0.2);
            border-radius: 16px;
            padding: 16px 20px;
            display: flex;
            align-items: center;
            gap: 12px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
            animation: floatStat 5s ease-in-out infinite;
        }
        .floating-stat .fs-icon {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            background: rgba(59, 130, 246, 0.2);
            color: var(--color-brand-light);
            flex-shrink: 0;
        }
        .floating-stat .fs-val {
            font-size: 1.4rem;
            font-weight: 800;
            color: #fff;
            line-height: 1;
        }
        .floating-stat .fs-lbl {
            font-size: 0.7rem;
            color: var(--color-text-muted);
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }
        @keyframes floatStat {
            0%, 100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-12px);
            }
        }
        .floating-stat:nth-child(1) {
            top: 18%;
            right: 8%;
            animation-delay: 0s;
        }
        .floating-stat:nth-child(2) {
            top: 38%;
            right: 18%;
            animation-delay: 1.5s;
        }
        .floating-stat:nth-child(3) {
            top: 56%;
            right: 6%;
            animation-delay: 3s;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .section-title {
                font-size: 1.9rem;
            }
            .hero-data-content h1 {
                font-size: 2.4rem;
            }
            .floating-stat {
                display: none;
            }
            .hero-data {
                min-height: 460px;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-links {
                grid-template-columns: 1fr 1fr;
            }
            .section-padding {
                padding: 56px 0;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                height: 56px;
                padding: 0 16px;
            }
            .nav-logo {
                font-size: 1.15rem;
            }
            .nav-list {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .hero-data {
                min-height: 420px;
                padding-top: 56px;
            }
            .hero-data-content h1 {
                font-size: 1.9rem;
            }
            .hero-data-content .hero-desc {
                font-size: 0.95rem;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .section-subtitle {
                font-size: 0.95rem;
            }
            .data-card {
                padding: 24px 20px;
            }
            .stat-number {
                font-size: 2.2rem;
            }
            .cta-section {
                padding: 36px 20px;
                border-radius: var(--radius-lg);
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .footer-links {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .section-padding {
                padding: 44px 0;
            }
            .btn {
                padding: 11px 22px;
                font-size: 0.9rem;
            }
        }
        @media (max-width: 520px) {
            .hero-data-content h1 {
                font-size: 1.55rem;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .data-card {
                padding: 20px 16px;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .step-item {
                gap: 14px;
            }
            .step-number {
                width: 38px;
                height: 38px;
                font-size: 1rem;
            }
            .section-container {
                padding: 0 14px;
            }
        }