/* roulang page: index */
:root {
            --primary: #0B6E3F;
            --primary-hover: #095832;
            --primary-light: #E6F2EB;
            --accent: #D4940B;
            --accent-hover: #B07D09;
            --accent-light: #FFF8E6;
            --text: #1A1A2E;
            --text-secondary: #5A6170;
            --text-muted: #8B919E;
            --bg: #F8F9FA;
            --bg-white: #FFFFFF;
            --bg-dark: #0F1722;
            --bg-card: #FFFFFF;
            --border: #E2E5EA;
            --border-light: #EEF0F3;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
            --shadow: 0 4px 16px rgba(0,0,0,0.08);
            --shadow-md: 0 8px 28px rgba(0,0,0,0.10);
            --shadow-lg: 0 16px 48px rgba(0,0,0,0.12);
            --shadow-accent: 0 4px 20px rgba(212,148,11,0.25);
            --font-sans: 'PingFang SC','Hiragino Sans GB','Microsoft YaHei','Noto Sans SC',system-ui,-apple-system,sans-serif;
            --font-display: 'PingFang SC','Hiragino Sans GB','Microsoft YaHei','Noto Sans SC',system-ui,-apple-system,sans-serif;
            --transition: 0.22s cubic-bezier(0.4,0,0.2,1);
            --transition-slow: 0.35s cubic-bezier(0.4,0,0.2,1);
            --max-width: 1200px;
            --header-height: 68px;
        }

        *,*::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);font-size:16px;line-height:1.65;color:var(--text);background:var(--bg);overflow-x:hidden;min-height:100vh}
        a{text-decoration:none;color:inherit;transition:color var(--transition)}
        img{max-width:100%;height:auto;display:block}
        button,input,select,textarea{font-family:inherit;font-size:inherit}
        ul,ol{list-style:none;padding:0;margin:0}
        h1,h2,h3,h4,h5,h6{line-height:1.3;font-weight:700;color:var(--text)}
        .container{max-width:var(--max-width);padding-left:20px;padding-right:20px;margin:0 auto}
        @media(min-width:1400px){.container{max-width:1280px}}

        /* Header & Navigation */
        .site-header{position:sticky;top:0;z-index:1050;background:var(--bg-white);border-bottom:1px solid var(--border-light);box-shadow:var(--shadow-sm);height:var(--header-height);display:flex;align-items:center}
        .site-header .container{display:flex;align-items:center;justify-content:space-between;width:100%}
        .header-logo{display:flex;align-items:center;gap:10px;font-size:1.25rem;font-weight:700;color:var(--primary);white-space:nowrap;letter-spacing:-0.01em;font-family:var(--font-display)}
        .header-logo i{font-size:1.5rem;color:var(--accent)}
        .header-logo:hover{color:var(--primary-hover)}
        .main-nav{display:flex;align-items:center;gap:4px}
        .main-nav a{display:flex;align-items:center;padding:8px 16px;border-radius:var(--radius-sm);font-size:0.925rem;font-weight:500;color:var(--text-secondary);transition:all var(--transition);white-space:nowrap;position:relative}
        .main-nav a:hover{color:var(--primary);background:var(--primary-light)}
        .main-nav a.active{color:var(--primary);background:var(--primary-light);font-weight:600}
        .main-nav a[data-slug]::after{content:attr(data-slug);position:absolute;opacity:0;pointer-events:none;font-size:0}
        .header-actions{display:flex;align-items:center;gap:10px}
        .header-search{position:relative;display:flex;align-items:center}
        .header-search input{border:1.5px solid var(--border);border-radius:24px;padding:8px 38px 8px 16px;font-size:0.875rem;width:200px;outline:none;background:var(--bg);transition:all var(--transition);color:var(--text)}
        .header-search input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(11,110,63,0.08);width:240px;background:var(--bg-white)}
        .header-search button{position:absolute;right:4px;top:50%;transform:translateY(-50%);background:var(--primary);color:#fff;border:none;border-radius:50%;width:32px;height:32px;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:0.8rem;transition:all var(--transition)}
        .header-search button:hover{background:var(--primary-hover)}
        .btn-cta-header{background:var(--accent);color:#fff;border:none;padding:9px 20px;border-radius:24px;font-weight:600;font-size:0.875rem;cursor:pointer;transition:all var(--transition);white-space:nowrap;box-shadow:var(--shadow-sm)}
        .btn-cta-header:hover{background:var(--accent-hover);box-shadow:var(--shadow-accent);transform:translateY(-1px);color:#fff}
        .mobile-menu-toggle{display:none;background:none;border:none;font-size:1.4rem;color:var(--text);cursor:pointer;padding:6px}
        @media(max-width:992px){
            .main-nav{display:none;position:fixed;top:var(--header-height);left:0;right:0;background:var(--bg-white);flex-direction:column;padding:16px;gap:2px;border-bottom:1px solid var(--border);box-shadow:var(--shadow-md);z-index:1040}
            .main-nav.open{display:flex}
            .main-nav a{padding:12px 16px;border-radius:var(--radius-sm);width:100%}
            .header-search input{width:140px}
            .header-search input:focus{width:170px}
            .mobile-menu-toggle{display:flex}
            .btn-cta-header{padding:7px 14px;font-size:0.8rem}
        }
        @media(max-width:576px){
            .header-search{display:none}
            .header-logo{font-size:1.05rem}
            .header-logo i{font-size:1.2rem}
            .btn-cta-header{padding:6px 12px;font-size:0.75rem}
        }

        /* Hero Section */
        .hero-section{position:relative;background:linear-gradient(170deg, #0A1F14 0%, #0F2A1B 30%, #0B1F15 100%);min-height:580px;display:flex;align-items:center;overflow:hidden}
        .hero-section::before{content:'';position:absolute;inset:0;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;opacity:0.35;z-index:0}
        .hero-section::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,31,20,0.55) 0%,rgba(11,30,21,0.85) 100%);z-index:1}
        .hero-content{position:relative;z-index:2;padding:80px 0;color:#fff}
        .hero-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(212,148,11,0.2);border:1px solid rgba(212,148,11,0.4);color:var(--accent);padding:6px 16px;border-radius:24px;font-size:0.85rem;font-weight:500;margin-bottom:20px;letter-spacing:0.02em}
        .hero-badge i{font-size:0.7rem;animation:pulse-dot 1.8s infinite}
        @keyframes pulse-dot{0%,100%{opacity:1}50%{opacity:0.4}}
        .hero-title{font-size:3.2rem;font-weight:800;line-height:1.15;margin-bottom:20px;letter-spacing:-0.02em;font-family:var(--font-display);color:#fff}
        .hero-title span{color:var(--accent);position:relative}
        .hero-desc{font-size:1.15rem;line-height:1.7;color:rgba(255,255,255,0.8);max-width:560px;margin-bottom:32px}
        .hero-actions{display:flex;gap:14px;flex-wrap:wrap}
        .btn-hero-primary{background:var(--accent);color:#fff;border:none;padding:13px 28px;border-radius:28px;font-weight:600;font-size:1rem;cursor:pointer;transition:all var(--transition);box-shadow:var(--shadow-accent);display:inline-flex;align-items:center;gap:8px}
        .btn-hero-primary:hover{background:var(--accent-hover);transform:translateY(-2px);box-shadow:0 8px 28px rgba(212,148,11,0.35);color:#fff}
        .btn-hero-outline{background:transparent;color:#fff;border:2px solid rgba(255,255,255,0.4);padding:13px 28px;border-radius:28px;font-weight:600;font-size:1rem;cursor:pointer;transition:all var(--transition);display:inline-flex;align-items:center;gap:8px}
        .btn-hero-outline:hover{background:rgba(255,255,255,0.08);border-color:#fff;color:#fff;transform:translateY(-2px)}
        .hero-stats-row{display:flex;gap:40px;margin-top:44px;flex-wrap:wrap}
        .hero-stat-item{text-align:left}
        .hero-stat-num{font-size:2.4rem;font-weight:800;color:var(--accent);line-height:1;font-family:var(--font-display)}
        .hero-stat-label{font-size:0.85rem;color:rgba(255,255,255,0.65);margin-top:4px}
        @media(max-width:992px){
            .hero-title{font-size:2.4rem}
            .hero-section{min-height:480px}
            .hero-content{padding:60px 0}
            .hero-stats-row{gap:28px}
            .hero-stat-num{font-size:1.8rem}
        }
        @media(max-width:576px){
            .hero-title{font-size:1.8rem}
            .hero-desc{font-size:0.95rem}
            .hero-section{min-height:420px}
            .hero-content{padding:44px 0}
            .hero-stats-row{gap:18px}
            .hero-stat-num{font-size:1.5rem}
            .hero-stat-label{font-size:0.75rem}
            .btn-hero-primary,.btn-hero-outline{padding:10px 20px;font-size:0.9rem}
        }

        /* Section Common */
        .section{padding:72px 0}
        .section-header{text-align:center;margin-bottom:48px}
        .section-label{display:inline-block;font-size:0.8rem;font-weight:600;text-transform:uppercase;letter-spacing:0.06em;color:var(--primary);background:var(--primary-light);padding:5px 14px;border-radius:20px;margin-bottom:12px}
        .section-title{font-size:2.2rem;font-weight:700;margin-bottom:12px;letter-spacing:-0.01em;font-family:var(--font-display)}
        .section-desc{font-size:1.05rem;color:var(--text-secondary);max-width:600px;margin:0 auto}
        @media(max-width:768px){.section{padding:48px 0}.section-title{font-size:1.7rem}.section-header{margin-bottom:32px}}

        /* Stats Banner */
        .stats-banner{background:var(--bg-white);border-bottom:1px solid var(--border-light)}
        .stats-banner .container{display:flex;justify-content:space-around;flex-wrap:wrap;gap:24px;padding:28px 20px}
        .stat-block{text-align:center;flex:1;min-width:120px}
        .stat-block-icon{font-size:1.8rem;color:var(--primary);margin-bottom:6px}
        .stat-block-num{font-size:2rem;font-weight:800;color:var(--text);font-family:var(--font-display)}
        .stat-block-label{font-size:0.85rem;color:var(--text-muted)}
        @media(max-width:576px){.stat-block-num{font-size:1.5rem}.stat-block{min-width:90px}}

        /* Category Cards */
        .category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
        .category-card{background:var(--bg-card);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--border-light);transition:all var(--transition-slow);cursor:pointer;display:block;color:inherit;position:relative}
        .category-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--border)}
        .category-card-img{height:200px;overflow:hidden;position:relative}
        .category-card-img img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-slow)}
        .category-card:hover .category-card-img img{transform:scale(1.06)}
        .category-card-img::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 50%,rgba(0,0,0,0.45) 100%);z-index:1}
        .category-card-badge{position:absolute;top:14px;left:14px;z-index:2;background:var(--accent);color:#fff;padding:4px 12px;border-radius:16px;font-size:0.75rem;font-weight:600}
        .category-card-body{padding:20px 22px 24px;position:relative;z-index:1}
        .category-card-title{font-size:1.15rem;font-weight:700;margin-bottom:6px;color:var(--text)}
        .category-card-desc{font-size:0.875rem;color:var(--text-secondary);line-height:1.6;margin-bottom:12px}
        .category-card-link{font-size:0.85rem;font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:5px;transition:gap var(--transition)}
        .category-card:hover .category-card-link{gap:9px;color:var(--primary-hover)}
        @media(max-width:992px){.category-grid{grid-template-columns:repeat(2,1fr)}}
        @media(max-width:576px){.category-grid{grid-template-columns:1fr}.category-card-img{height:160px}}

        /* News List */
        .news-section{background:var(--bg-white)}
        .news-list{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
        .news-item{display:flex;gap:16px;background:var(--bg);border-radius:var(--radius);padding:18px;border:1px solid var(--border-light);transition:all var(--transition);align-items:flex-start}
        .news-item:hover{box-shadow:var(--shadow);border-color:var(--border);transform:translateY(-2px)}
        .news-item-thumb{width:100px;height:80px;border-radius:var(--radius-sm);overflow:hidden;flex-shrink:0;background:#e9ecef}
        .news-item-thumb img{width:100%;height:100%;object-fit:cover}
        .news-item-info{flex:1;min-width:0}
        .news-item-cat{font-size:0.72rem;font-weight:600;color:var(--primary);background:var(--primary-light);display:inline-block;padding:2px 10px;border-radius:12px;margin-bottom:6px}
        .news-item-title{font-size:0.95rem;font-weight:600;color:var(--text);line-height:1.4;margin-bottom:4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
        .news-item-date{font-size:0.78rem;color:var(--text-muted)}
        .news-empty{text-align:center;padding:40px;color:var(--text-muted);font-size:0.95rem;grid-column:1/-1}
        @media(max-width:768px){.news-list{grid-template-columns:1fr}.news-item-thumb{width:80px;height:64px}}
        @media(max-width:576px){.news-item{padding:14px;gap:12px}}

        /* Bracket / Progress Section */
        .bracket-section{background:var(--bg);position:relative}
        .bracket-visual{display:flex;align-items:stretch;gap:20px;overflow-x:auto;padding:10px 0 20px}
        .bracket-round{flex:1;min-width:200px;background:var(--bg-white);border-radius:var(--radius);padding:20px;border:1px solid var(--border-light);box-shadow:var(--shadow-sm);text-align:center}
        .bracket-round-label{font-size:0.75rem;font-weight:600;color:var(--primary);text-transform:uppercase;letter-spacing:0.05em;margin-bottom:12px}
        .bracket-team{background:var(--bg);border-radius:var(--radius-sm);padding:10px 12px;margin-bottom:8px;font-weight:600;font-size:0.9rem;border:1px solid var(--border-light);transition:all var(--transition)}
        .bracket-team.winner{background:var(--primary-light);border-color:var(--primary);color:var(--primary)}
        .bracket-team:hover{box-shadow:var(--shadow-sm)}
        .bracket-connector{display:flex;align-items:center;justify-content:center;font-size:1.2rem;color:var(--accent);min-width:40px;flex-shrink:0}
        @media(max-width:768px){.bracket-visual{flex-direction:column;gap:14px}.bracket-connector{transform:rotate(90deg)}}

        /* Feature Cards */
        .feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
        .feature-card{background:var(--bg-white);border-radius:var(--radius);padding:28px 22px;text-align:center;border:1px solid var(--border-light);box-shadow:var(--shadow-sm);transition:all var(--transition)}
        .feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
        .feature-card-icon{width:56px;height:56px;border-radius:50%;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:1.5rem;margin:0 auto 16px;transition:all var(--transition)}
        .feature-card:hover .feature-card-icon{background:var(--primary);color:#fff}
        .feature-card-title{font-size:1rem;font-weight:700;margin-bottom:6px}
        .feature-card-desc{font-size:0.83rem;color:var(--text-secondary);line-height:1.6}
        @media(max-width:992px){.feature-grid{grid-template-columns:repeat(2,1fr)}}
        @media(max-width:576px){.feature-grid{grid-template-columns:1fr}}

        /* FAQ */
        .faq-section{background:var(--bg-white)}
        .faq-list{max-width:760px;margin:0 auto}
        .faq-item{border-bottom:1px solid var(--border-light);padding:18px 0;cursor:pointer;transition:all var(--transition)}
        .faq-item:hover .faq-question{color:var(--primary)}
        .faq-question{font-weight:600;font-size:1.05rem;display:flex;justify-content:space-between;align-items:center;gap:12px;transition:color var(--transition)}
        .faq-question i{transition:transform var(--transition);color:var(--text-muted);font-size:0.8rem}
        .faq-item.open .faq-question i{transform:rotate(180deg);color:var(--primary)}
        .faq-answer{max-height:0;overflow:hidden;transition:max-height var(--transition-slow),padding var(--transition-slow);color:var(--text-secondary);font-size:0.9rem;line-height:1.7}
        .faq-item.open .faq-answer{max-height:200px;padding-top:10px}

        /* CTA Section */
        .cta-section{background:linear-gradient(160deg,#0A1F14 0%,#0F2E1F 100%);color:#fff;text-align:center;position:relative;overflow:hidden}
        .cta-section::before{content:'';position:absolute;inset:0;background:url('/assets/images/backpic/back-3.png') center/cover no-repeat;opacity:0.18;z-index:0}
        .cta-section .container{position:relative;z-index:1}
        .cta-title{font-size:2rem;font-weight:700;margin-bottom:14px;color:#fff;font-family:var(--font-display)}
        .cta-desc{font-size:1.05rem;color:rgba(255,255,255,0.75);max-width:520px;margin:0 auto 28px}
        .btn-cta-large{background:var(--accent);color:#fff;border:none;padding:14px 36px;border-radius:30px;font-weight:600;font-size:1.05rem;cursor:pointer;transition:all var(--transition);box-shadow:var(--shadow-accent);display:inline-flex;align-items:center;gap:8px}
        .btn-cta-large:hover{background:var(--accent-hover);transform:translateY(-3px);box-shadow:0 10px 32px rgba(212,148,11,0.4);color:#fff}
        @media(max-width:576px){.cta-title{font-size:1.5rem}.btn-cta-large{padding:12px 26px;font-size:0.9rem}}

        /* Footer */
        .site-footer{background:var(--bg-dark);color:rgba(255,255,255,0.7);padding:48px 0 24px}
        .footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px;margin-bottom:36px}
        .footer-brand-name{font-size:1.2rem;font-weight:700;color:#fff;margin-bottom:8px;font-family:var(--font-display)}
        .footer-brand-desc{font-size:0.85rem;line-height:1.7;color:rgba(255,255,255,0.55);max-width:280px}
        .footer-col-title{font-size:0.85rem;font-weight:600;color:#fff;margin-bottom:14px;text-transform:uppercase;letter-spacing:0.04em}
        .footer-col a{display:block;font-size:0.85rem;color:rgba(255,255,255,0.55);padding:4px 0;transition:color var(--transition)}
        .footer-col a:hover{color:var(--accent)}
        .footer-bottom{border-top:1px solid rgba(255,255,255,0.1);padding-top:20px;text-align:center;font-size:0.8rem;color:rgba(255,255,255,0.45)}
        @media(max-width:768px){.footer-grid{grid-template-columns:1fr 1fr;gap:24px}}
        @media(max-width:576px){.footer-grid{grid-template-columns:1fr}}

        /* Utility */
        .text-primary-custom{color:var(--primary)!important}
        .text-accent{color:var(--accent)!important}
        .bg-primary-light{background:var(--primary-light)!important}
        .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}

/* roulang page: article */
:root {
            --primary: #2d8c4e;
            --primary-hover: #236f3e;
            --primary-light: #e8f5e9;
            --secondary: #1e293b;
            --accent: #f59e0b;
            --text: #1e293b;
            --text-muted: #64748b;
            --bg: #f8fafc;
            --card-bg: #ffffff;
            --border: #e2e8f0;
            --radius: 12px;
            --radius-sm: 8px;
            --shadow: 0 4px 6px -1px rgba(0,0,0,0.05), 0 2px 4px -2px rgba(0,0,0,0.05);
            --shadow-md: 0 10px 25px -5px rgba(0,0,0,0.08);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --max-width: 1140px;
        }

        * {
            box-sizing: border-box;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: var(--primary);
            transition: color 0.2s;
        }
        a:hover {
            color: var(--primary-hover);
        }

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

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

        /* Header & Navigation */
        .site-header {
            background: #fff;
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1020;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            flex-wrap: wrap;
            gap: 15px;
        }
        .logo {
            font-weight: 700;
            font-size: 1.5rem;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }
        .logo:hover {
            color: var(--primary-hover);
        }
        .main-nav {
            display: flex;
            gap: 24px;
            align-items: center;
        }
        .main-nav a {
            color: var(--secondary);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 6px 0;
            border-bottom: 2px solid transparent;
            transition: all 0.2s;
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: var(--primary);
            border-bottom-color: var(--primary);
        }
        .search-cta-group {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .search-input {
            border: 1px solid var(--border);
            border-radius: 30px;
            padding: 8px 16px;
            font-size: 0.9rem;
            width: 180px;
            transition: border-color 0.2s, box-shadow 0.2s;
        }
        .search-input:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(45, 140, 78, 0.15);
        }
        .btn-primary-custom {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 30px;
            padding: 9px 22px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: background 0.2s, transform 0.1s;
            white-space: nowrap;
        }
        .btn-primary-custom:hover {
            background: var(--primary-hover);
            color: #fff;
            transform: translateY(-1px);
        }
        .btn-primary-custom:active {
            transform: translateY(0);
        }
        /* 移动端菜单按钮 */
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--secondary);
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #fff;
                padding: 20px;
                border-radius: var(--radius);
                box-shadow: var(--shadow-md);
            }
            .main-nav.open {
                display: flex;
            }
            .search-ctga-group {
                display: none;
                width: 100%;
            }
            .search-cta-group.mobile-show {
                display: flex;
                flex-direction: column;
                gap: 10px;
                width: 100%;
                margin-top: 15px;
            }
            .search-input {
                width: 100%;
            }
            .nav-toggle {
                display: block;
            }
            .header-inner {
                flex-wrap: wrap;
            }
        }

        /* Hero Banner */
        .article-hero {
            background: linear-gradient(135deg, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0.35) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            padding: 90px 0 70px;
            color: #fff;
            text-align: center;
            position: relative;
        }
        .article-hero .category-badge {
            display: inline-block;
            background: var(--accent);
            color: #1e293b;
            font-weight: 600;
            font-size: 0.8rem;
            padding: 4px 14px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 15px;
            text-transform: uppercase;
        }
        .article-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.3;
            max-width: 800px;
            margin: 0 auto 20px;
            text-shadow: 0 2px 8px rgba(0,0,0,0.3);
        }
        .article-meta {
            font-size: 0.95rem;
            opacity: 0.9;
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        @media (max-width: 576px) {
            .article-hero h1 {
                font-size: 2rem;
            }
            .article-hero {
                padding: 60px 0 50px;
            }
        }

        /* 文章正文卡片 */
        .article-content-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow-md);
            padding: 40px 48px;
            margin-top: -40px;
            position: relative;
            z-index: 10;
            max-width: 860px;
            margin-left: auto;
            margin-right: auto;
        }
        .article-content {
            font-size: 1.1rem;
            line-height: 1.85;
            color: #334155;
        }
        .article-content h2 {
            font-size: 1.7rem;
            font-weight: 700;
            margin-top: 32px;
            margin-bottom: 16px;
            color: var(--secondary);
            border-left: 4px solid var(--primary);
            padding-left: 16px;
        }
        .article-content h3 {
            font-weight: 600;
            margin-top: 24px;
            margin-bottom: 12px;
            color: #0f172a;
        }
        .article-content p {
            margin-bottom: 18px;
        }
        .article-content img {
            border-radius: var(--radius-sm);
            margin: 24px 0;
            box-shadow: var(--shadow);
        }
        .article-content blockquote {
            background: var(--primary-light);
            border-left: 5px solid var(--primary);
            padding: 18px 24px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 24px 0;
            font-style: italic;
            color: #2d3a4a;
        }
        @media (max-width: 768px) {
            .article-content-card {
                padding: 30px 24px;
                margin-top: -25px;
            }
            .article-content {
                font-size: 1rem;
            }
        }

        /* 相关推荐区块 */
        .related-section {
            padding: 70px 0;
            background: #fff;
        }
        .section-title {
            font-weight: 700;
            font-size: 1.8rem;
            text-align: center;
            margin-bottom: 40px;
            color: var(--secondary);
            position: relative;
        }
        .section-title::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background: var(--primary);
            margin: 12px auto 0;
            border-radius: 2px;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 30px;
        }
        .related-card {
            background: var(--bg);
            border-radius: var(--radius);
            overflow: hidden;
            transition: transform 0.2s, box-shadow 0.2s;
            border: 1px solid var(--border);
        }
        .related-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
        }
        .related-card img {
            width: 100%;
            height: 160px;
            object-fit: cover;
        }
        .related-card-body {
            padding: 18px 20px;
        }
        .related-card-body .cat-tag {
            font-size: 0.75rem;
            background: var(--primary-light);
            color: var(--primary);
            padding: 2px 10px;
            border-radius: 20px;
            font-weight: 600;
            display: inline-block;
            margin-bottom: 8px;
        }
        .related-card-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--secondary);
        }
        .related-card-body p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card a {
            font-weight: 600;
            font-size: 0.9rem;
        }

        /* FAQ */
        .faq-section {
            padding: 70px 0;
            background: var(--bg);
        }
        .accordion-button:not(.collapsed) {
            background-color: var(--primary-light);
            color: var(--primary);
            font-weight: 600;
        }
        .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(45,140,78,0.2);
            border-color: var(--primary);
        }
        .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-sm) !important;
            overflow: hidden;
            margin-bottom: 12px;
        }

        /* CTA */
        .cta-section {
            padding: 70px 0;
            background: linear-gradient(135deg, #1b3b2b 0%, #2d8c4e 100%);
            color: #fff;
            text-align: center;
        }
        .cta-section h2 {
            font-weight: 800;
            font-size: 2rem;
            margin-bottom: 16px;
        }
        .cta-section p {
            font-size: 1.1rem;
            opacity: 0.9;
            max-width: 600px;
            margin: 0 auto 30px;
        }
        .btn-cta {
            background: #fff;
            color: var(--primary);
            font-weight: 700;
            padding: 14px 38px;
            border-radius: 40px;
            font-size: 1rem;
            transition: all 0.2s;
            border: none;
        }
        .btn-cta:hover {
            background: #f0f9f0;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0,0,0,0.2);
            color: #1e5631;
        }

        /* Footer */
        .site-footer {
            background: #0f172a;
            color: #cbd5e1;
            padding: 60px 0 30px;
            font-size: 0.95rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand-name {
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-brand-desc {
            opacity: 0.8;
            max-width: 300px;
        }
        .footer-col-title {
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            font-size: 1rem;
        }
        .footer-col a {
            display: block;
            color: #94a3b8;
            margin-bottom: 10px;
            transition: color 0.2s;
        }
        .footer-col a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid #334155;
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            opacity: 0.7;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 576px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        /* 未找到文章的占位 */
        .not-found {
            text-align: center;
            padding: 100px 20px;
        }
        .not-found h2 {
            font-size: 2rem;
            color: var(--secondary);
            margin-bottom: 20px;
        }
        .not-found a {
            font-weight: 600;
            font-size: 1.1rem;
        }

/* roulang page: category1 */
/* ========== 设计变量 ========== */
        :root {
            --primary: #1e40af;
            --primary-light: #3b82f6;
            --primary-dark: #1e3a5f;
            --accent: #f59e0b;
            --accent-light: #fbbf24;
            --accent-dark: #d97706;
            --bg: #f8fafc;
            --bg-alt: #f1f5f9;
            --bg-dark: #0f172a;
            --bg-card: #ffffff;
            --text: #1e293b;
            --text-light: #475569;
            --text-muted: #94a3b8;
            --text-on-dark: #e2e8f0;
            --border: #e2e8f0;
            --border-light: #f1f5f9;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
            --shadow: 0 4px 12px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.04);
            --shadow-md: 0 8px 24px rgba(0,0,0,0.09), 0 4px 8px rgba(0,0,0,0.05);
            --shadow-lg: 0 16px 40px rgba(0,0,0,0.11), 0 6px 12px rgba(0,0,0,0.06);
            --shadow-xl: 0 24px 56px rgba(0,0,0,0.14), 0 8px 16px rgba(0,0,0,0.07);
            --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --section-gap: 80px;
            --section-gap-sm: 48px;
        }

        /* ========== 基础 Reset ========== */
        *, *::before, *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-body);
            color: var(--text);
            background: var(--bg);
            line-height: 1.7;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-light);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, input, select, textarea {
            font-family: inherit;
        }
        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-heading);
            font-weight: 700;
            line-height: 1.25;
            color: var(--text);
        }
        ul, ol {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        /* ========== 容器 ========== */
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        @media (max-width: 768px) {
            .container-custom {
                padding: 0 16px;
            }
        }

        /* ========== Header / Nav ========== */
        .site-header {
            background: rgba(255,255,255,0.97);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 20px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-weight: 800;
            font-size: 1.25rem;
            color: var(--primary);
            white-space: nowrap;
            letter-spacing: -0.02em;
            transition: color var(--transition);
        }
        .brand-logo:hover {
            color: var(--primary-light);
        }
        .brand-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .main-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: 8px;
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-light);
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }
        .main-nav a:hover {
            color: var(--primary);
            background: rgba(30,64,175,0.05);
        }
        .main-nav a.active {
            color: var(--primary);
            background: rgba(30,64,175,0.08);
            font-weight: 600;
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 0 0 3px 3px;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .search-box {
            position: relative;
        }
        .search-box input {
            width: 200px;
            height: 40px;
            border-radius: 20px;
            border: 1.5px solid var(--border);
            padding: 0 40px 0 16px;
            font-size: 0.9rem;
            background: var(--bg);
            transition: all var(--transition);
            outline: none;
            color: var(--text);
        }
        .search-box input:focus {
            border-color: var(--primary-light);
            box-shadow: 0 0 0 3px rgba(59,130,246,0.1);
            width: 240px;
            background: #fff;
        }
        .search-box .search-icon {
            position: absolute;
            right: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 0.9rem;
            pointer-events: none;
            transition: color var(--transition);
        }
        .search-box input:focus + .search-icon {
            color: var(--primary-light);
        }
        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            height: 40px;
            padding: 0 20px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            border-radius: 20px;
            font-weight: 600;
            font-size: 0.9rem;
            white-space: nowrap;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            box-shadow: 0 2px 8px rgba(30,64,175,0.25);
        }
        .btn-nav-cta:hover {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary));
            box-shadow: 0 4px 16px rgba(30,64,175,0.35);
            transform: translateY(-1px);
            color: #fff;
        }
        .mobile-toggler {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--text);
            cursor: pointer;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }
        .mobile-toggler:hover {
            background: var(--bg-alt);
        }
        @media (max-width: 992px) {
            .main-nav {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 12px 20px;
                gap: 2px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-md);
                z-index: 1040;
            }
            .main-nav.show {
                display: flex;
            }
            .main-nav a {
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                width: 100%;
            }
            .main-nav a.active::after {
                display: none;
            }
            .main-nav a.active {
                border-left: 3px solid var(--primary);
                border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            }
            .search-box input {
                width: 160px;
            }
            .search-box input:focus {
                width: 180px;
            }
            .mobile-toggler {
                display: block;
            }
            .header-actions {
                gap: 6px;
            }
        }
        @media (max-width: 576px) {
            .header-inner {
                height: 56px;
                gap: 8px;
            }
            .brand-logo {
                font-size: 1rem;
            }
            .brand-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
            }
            .search-box {
                display: none;
            }
            .btn-nav-cta {
                height: 36px;
                padding: 0 14px;
                font-size: 0.82rem;
                border-radius: 18px;
            }
            .main-nav {
                top: 56px;
            }
        }

        /* ========== 板块间距 ========== */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-sm {
            padding: var(--section-gap-sm) 0;
        }
        @media (max-width: 768px) {
            .section {
                padding: 52px 0;
            }
            .section-sm {
                padding: 36px 0;
            }
        }

        /* ========== Banner ========== */
        .page-banner {
            position: relative;
            padding: 80px 0;
            background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 40%, #1e40af 100%);
            overflow: hidden;
            color: #fff;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            z-index: 0;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60%;
            background: linear-gradient(to top, rgba(15,23,42,0.7) 0%, transparent 100%);
            z-index: 1;
            pointer-events: none;
        }
        .page-banner .banner-content {
            position: relative;
            z-index: 2;
        }
        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: rgba(255,255,255,0.7);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .breadcrumb-custom a {
            color: rgba(255,255,255,0.85);
            transition: color var(--transition);
        }
        .breadcrumb-custom a:hover {
            color: #fff;
        }
        .breadcrumb-custom .separator {
            color: rgba(255,255,255,0.4);
            font-size: 0.75rem;
        }
        .breadcrumb-custom .current {
            color: var(--accent-light);
            font-weight: 500;
        }
        .page-banner h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -0.03em;
            line-height: 1.2;
        }
        .page-banner .banner-subtitle {
            font-size: 1.15rem;
            color: rgba(255,255,255,0.8);
            max-width: 600px;
            line-height: 1.6;
        }
        .banner-stats-row {
            display: flex;
            gap: 32px;
            margin-top: 28px;
            flex-wrap: wrap;
        }
        .banner-stat-item {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .banner-stat-item .stat-value {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-light);
            line-height: 1;
        }
        .banner-stat-item .stat-label {
            font-size: 0.9rem;
            color: rgba(255,255,255,0.7);
        }
        @media (max-width: 768px) {
            .page-banner {
                padding: 52px 0;
            }
            .page-banner h1 {
                font-size: 2rem;
            }
            .page-banner .banner-subtitle {
                font-size: 1rem;
            }
            .banner-stats-row {
                gap: 20px;
            }
            .banner-stat-item .stat-value {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 576px) {
            .page-banner h1 {
                font-size: 1.6rem;
            }
            .banner-stats-row {
                gap: 14px;
            }
        }

        /* ========== 数据概览卡片 ========== */
        .stat-cards-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition-slow);
            position: relative;
            overflow: hidden;
        }
        .stat-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: #cbd5e1;
        }
        .stat-card .stat-icon-wrap {
            width: 48px;
            height: 48px;
            border-radius: var(--radius);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            margin-bottom: 16px;
            flex-shrink: 0;
        }
        .stat-card .stat-icon-wrap.blue {
            background: rgba(30,64,175,0.1);
            color: var(--primary);
        }
        .stat-card .stat-icon-wrap.amber {
            background: rgba(245,158,11,0.12);
            color: var(--accent-dark);
        }
        .stat-card .stat-icon-wrap.emerald {
            background: rgba(16,185,129,0.1);
            color: #059669;
        }
        .stat-card .stat-icon-wrap.purple {
            background: rgba(139,92,246,0.1);
            color: #7c3aed;
        }
        .stat-card .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text);
            line-height: 1;
            margin-bottom: 6px;
            letter-spacing: -0.02em;
        }
        .stat-card .stat-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.4;
        }
        .stat-card .stat-change {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.82rem;
            font-weight: 600;
            margin-top: 8px;
            padding: 3px 10px;
            border-radius: 12px;
        }
        .stat-card .stat-change.up {
            color: #059669;
            background: rgba(16,185,129,0.08);
        }
        .stat-card .stat-change.down {
            color: #dc2626;
            background: rgba(220,38,38,0.07);
        }
        @media (max-width: 992px) {
            .stat-cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 576px) {
            .stat-cards-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .stat-card {
                padding: 20px 18px;
            }
            .stat-card .stat-number {
                font-size: 1.7rem;
            }
        }

        /* ========== 排名积分榜 ========== */
        .ranking-table-wrap {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            overflow: hidden;
        }
        .ranking-table-wrap .table-header-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            border-bottom: 1px solid var(--border);
            flex-wrap: wrap;
            gap: 12px;
        }
        .ranking-table-wrap .table-header-bar h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin: 0;
            color: var(--text);
        }
        .ranking-table-wrap .table-header-bar .badge-live {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.82rem;
            font-weight: 600;
            color: #059669;
            background: rgba(16,185,129,0.08);
            padding: 5px 12px;
            border-radius: 14px;
        }
        .badge-live .live-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #10b981;
            animation: pulse-dot 1.5s infinite;
        }
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.6); }
        }
        .ranking-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.92rem;
        }
        .ranking-table thead th {
            background: var(--bg-alt);
            padding: 14px 16px;
            text-align: center;
            font-weight: 600;
            color: var(--text-light);
            font-size: 0.82rem;
            text-transform: uppercase;
            letter-spacing: 0.03em;
            border-bottom: 2px solid var(--border);
            white-space: nowrap;
        }
        .ranking-table thead th:first-child {
            text-align: left;
            padding-left: 24px;
            border-radius: 0;
        }
        .ranking-table thead th:last-child {
            padding-right: 24px;
        }
        .ranking-table tbody td {
            padding: 14px 16px;
            text-align: center;
            border-bottom: 1px solid var(--border-light);
            vertical-align: middle;
            transition: background var(--transition);
        }
        .ranking-table tbody td:first-child {
            text-align: left;
            padding-left: 24px;
        }
        .ranking-table tbody td:last-child {
            padding-right: 24px;
        }
        .ranking-table tbody tr {
            transition: all var(--transition);
        }
        .ranking-table tbody tr:hover {
            background: rgba(30,64,175,0.03);
        }
        .ranking-table tbody tr.top-rank {
            background: rgba(245,158,11,0.03);
        }
        .ranking-table .rank-cell {
            font-weight: 700;
            font-size: 1rem;
        }
        .rank-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            font-weight: 700;
            font-size: 0.9rem;
            color: #fff;
        }
        .rank-badge.gold {
            background: linear-gradient(135deg, #f59e0b, #d97706);
            box-shadow: 0 2px 8px rgba(245,158,11,0.35);
        }
        .rank-badge.silver {
            background: linear-gradient(135deg, #94a3b8, #64748b);
            box-shadow: 0 2px 8px rgba(100,116,139,0.3);
        }
        .rank-badge.bronze {
            background: linear-gradient(135deg, #d97706, #b45309);
            box-shadow: 0 2px 8px rgba(180,83,9,0.3);
        }
        .rank-badge.default-rank {
            background: var(--bg-alt);
            color: var(--text-light);
            width: 28px;
            height: 28px;
            font-size: 0.82rem;
            box-shadow: none;
        }
        .team-name-cell {
            font-weight: 600;
            color: var(--text);
        }
        .pts-cell {
            font-weight: 800;
            color: var(--primary);
            font-size: 1.05rem;
        }
        @media (max-width: 768px) {
            .ranking-table-wrap {
                border-radius: var(--radius);
            }
            .ranking-table-wrap .table-header-bar {
                padding: 16px;
            }
            .ranking-table thead th,
            .ranking-table tbody td {
                padding: 10px 8px;
                font-size: 0.78rem;
            }
            .ranking-table thead th:first-child,
            .ranking-table tbody td:first-child {
                padding-left: 12px;
            }
            .ranking-table thead th:last-child,
            .ranking-table tbody td:last-child {
                padding-right: 12px;
            }
            .rank-badge {
                width: 26px;
                height: 26px;
                font-size: 0.75rem;
            }
            .rank-badge.default-rank {
                width: 22px;
                height: 22px;
                font-size: 0.7rem;
            }
        }
        @media (max-width: 576px) {
            .ranking-table-wrap {
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
            }
            .ranking-table {
                min-width: 600px;
                font-size: 0.8rem;
            }
        }

        /* ========== 服务卡片网格 ========== */
        .service-cards-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .service-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition-slow);
            display: flex;
            flex-direction: column;
        }
        .service-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: #cbd5e1;
        }
        .service-card .card-img-wrap {
            position: relative;
            height: 180px;
            overflow: hidden;
            background: var(--bg-alt);
        }
        .service-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .service-card:hover .card-img-wrap img {
            transform: scale(1.06);
        }
        .service-card .card-img-wrap .card-img-overlay-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(15,23,42,0.8);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 6px;
            letter-spacing: 0.02em;
        }
        .service-card .card-body-custom {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .service-card .card-body-custom h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text);
        }
        .service-card .card-body-custom p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.55;
            margin-bottom: 14px;
            flex: 1;
        }
        .service-card .card-body-custom .card-link {
            font-weight: 600;
            font-size: 0.88rem;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap var(--transition);
            align-self: flex-start;
        }
        .service-card .card-body-custom .card-link:hover {
            gap: 10px;
            color: var(--primary-light);
        }
        @media (max-width: 992px) {
            .service-cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 576px) {
            .service-cards-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .service-card .card-img-wrap {
                height: 160px;
            }
        }

        /* ========== 文章列表 ========== */
        .article-list-section .section-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 32px;
            flex-wrap: wrap;
            gap: 12px;
        }
        .article-list-section .section-header h2 {
            font-size: 1.6rem;
            font-weight: 700;
            margin: 0;
        }
        .article-grid-dual {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .article-card-horizontal {
            display: flex;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition-slow);
            gap: 0;
        }
        .article-card-horizontal:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: #cbd5e1;
        }
        .article-card-horizontal .article-img {
            width: 180px;
            min-height: 100%;
            flex-shrink: 0;
            overflow: hidden;
            background: var(--bg-alt);
        }
        .article-card-horizontal .article-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .article-card-horizontal:hover .article-img img {
            transform: scale(1.05);
        }
        .article-card-horizontal .article-info {
            padding: 20px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            flex: 1;
        }
        .article-card-horizontal .article-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--primary);
            background: rgba(30,64,175,0.07);
            padding: 3px 10px;
            border-radius: 6px;
            margin-bottom: 8px;
            align-self: flex-start;
        }
        .article-card-horizontal .article-info h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text);
            line-height: 1.4;
        }
        .article-card-horizontal .article-info .article-excerpt {
            font-size: 0.84rem;
            color: var(--text-muted);
            line-height: 1.5;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-card-horizontal .article-info .article-meta {
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        @media (max-width: 992px) {
            .article-grid-dual {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 576px) {
            .article-card-horizontal {
                flex-direction: column;
            }
            .article-card-horizontal .article-img {
                width: 100%;
                height: 180px;
                min-height: auto;
            }
            .article-card-horizontal .article-info {
                padding: 16px;
            }
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--bg-alt);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            background: none;
            border: none;
            padding: 18px 20px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: color var(--transition);
            line-height: 1.4;
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            transition: all var(--transition);
            color: var(--text-muted);
        }
        .faq-item.open .faq-question .faq-icon {
            background: var(--primary);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            display: none;
            padding: 0 20px 18px;
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.65;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        @media (max-width: 576px) {
            .faq-question {
                padding: 14px 16px;
                font-size: 0.92rem;
            }
            .faq-answer {
                padding: 0 16px 14px;
                font-size: 0.84rem;
            }
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 50%, #1e40af 100%);
            color: #fff;
            text-align: center;
            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: 0.1;
            z-index: 0;
        }
        .cta-section .cta-content {
            position: relative;
            z-index: 1;
            max-width: 650px;
            margin: 0 auto;
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: -0.02em;
        }
        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255,255,255,0.8);
            margin-bottom: 28px;
            line-height: 1.6;
        }
        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background: var(--accent);
            color: #0f172a;
            border-radius: 28px;
            font-weight: 700;
            font-size: 1rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-slow);
            box-shadow: 0 4px 20px rgba(245,158,11,0.4);
            text-decoration: none;
        }
        .btn-cta-primary:hover {
            background: var(--accent-light);
            box-shadow: 0 8px 28px rgba(245,158,11,0.55);
            transform: translateY(-2px);
            color: #0f172a;
        }
        @media (max-width: 576px) {
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .cta-section p {
                font-size: 0.95rem;
            }
            .btn-cta-primary {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
        }

        /* ========== Footer ========== */
        .site-footer {
            background: #0f172a;
            color: var(--text-on-dark);
            padding: 52px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .footer-brand-name {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: -0.02em;
        }
        .footer-brand-desc {
            font-size: 0.88rem;
            color: rgba(255,255,255,0.55);
            line-height: 1.6;
            max-width: 320px;
        }
        .footer-col-title {
            font-weight: 700;
            font-size: 0.9rem;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
            text-transform: uppercase;
        }
        .footer-col a {
            display: block;
            font-size: 0.88rem;
            color: rgba(255,255,255,0.6);
            padding: 5px 0;
            transition: color var(--transition);
            text-decoration: none;
        }
        .footer-col a:hover {
            color: #fff;
        }
        .footer-bottom {
            padding: 20px 0;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255,255,255,0.4);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-grid > div:first-child {
                grid-column: 1 / -1;
            }
            .footer-brand-desc {
                max-width: 100%;
            }
        }
        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        /* ========== 通用工具类 ========== */
        .text-center { text-align: center; }
        .mb-0 { margin-bottom: 0; }
        .mt-0 { margin-top: 0; }
        .section-label {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--primary);
            background: rgba(30,64,175,0.07);
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: 1.75rem;
            font-weight: 800;
            margin-bottom: 10px;
            letter-spacing: -0.02em;
        }
        .section-desc {
            font-size: 1rem;
            color: var(--text-light);
            max-width: 640px;
            line-height: 1.6;
        }
        @media (max-width: 576px) {
            .section-title {
                font-size: 1.4rem;
            }
            .section-desc {
                font-size: 0.9rem;
            }
        }

        /* 进度条阶段指示器 */
        .progress-stage-bar {
            display: flex;
            align-items: center;
            gap: 0;
            margin-top: 20px;
            flex-wrap: wrap;
        }
        .progress-stage-bar .stage-dot {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
            flex-shrink: 0;
            position: relative;
            z-index: 1;
        }
        .progress-stage-bar .stage-dot.done {
            background: var(--primary);
            color: #fff;
        }
        .progress-stage-bar .stage-dot.current {
            background: var(--accent);
            color: #0f172a;
            box-shadow: 0 0 0 6px rgba(245,158,11,0.2);
            animation: pulse-stage 2s infinite;
        }
        .progress-stage-bar .stage-dot.pending {
            background: var(--bg-alt);
            color: var(--text-muted);
            border: 2px dashed var(--border);
        }
        @keyframes pulse-stage {
            0%, 100% { box-shadow: 0 0 0 6px rgba(245,158,11,0.2); }
            50% { box-shadow: 0 0 0 14px rgba(245,158,11,0.05); }
        }
        .progress-stage-bar .stage-connector {
            flex: 1;
            min-width: 30px;
            height: 3px;
            background: var(--border);
            position: relative;
            z-index: 0;
        }
        .progress-stage-bar .stage-connector.done {
            background: var(--primary);
        }
        .stage-label-row {
            display: flex;
            justify-content: space-between;
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-top: 8px;
            flex-wrap: wrap;
        }

/* roulang page: category3 */
:root {
            --color-primary: #1a365d;
            --color-primary-light: #2a4a7f;
            --color-primary-dark: #0f2440;
            --color-accent: #e8852d;
            --color-accent-light: #f0a04b;
            --color-accent-dark: #c46e1a;
            --color-green: #2b7a4b;
            --color-green-light: #3a9d5f;
            --color-bg: #f7f8fa;
            --color-white: #ffffff;
            --color-text: #2d3748;
            --color-text-light: #5a6978;
            --color-text-muted: #8896a6;
            --color-border: #e2e8f0;
            --color-border-light: #edf2f7;
            --color-card-shadow: rgba(26, 54, 93, 0.06);
            --color-card-hover-shadow: rgba(26, 54, 93, 0.14);
            --color-overlay: rgba(15, 36, 64, 0.65);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(26, 54, 93, 0.05);
            --shadow-md: 0 4px 16px rgba(26, 54, 93, 0.07);
            --shadow-lg: 0 8px 32px rgba(26, 54, 93, 0.10);
            --shadow-xl: 0 16px 48px rgba(26, 54, 93, 0.13);
            --transition-fast: 0.18s ease;
            --transition-normal: 0.28s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --max-width: 1240px;
            --nav-height: 68px;
        }

        *, *::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-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

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

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

        /* ========== HEADER & NAVIGATION ========== */
        .site-header {
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            position: sticky;
            top: 0;
            z-index: 1050;
            height: var(--nav-height);
        }
        .site-header .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            gap: 20px;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--color-primary);
            white-space: nowrap;
            flex-shrink: 0;
            letter-spacing: 0.5px;
        }
        .header-logo i {
            color: var(--color-accent);
            font-size: 1.5rem;
        }
        .header-logo:hover {
            color: var(--color-primary-light);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }
        .main-nav a {
            display: inline-flex;
            align-items: center;
            padding: 10px 16px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-light);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .main-nav a:hover {
            color: var(--color-primary);
            background: rgba(26, 54, 93, 0.04);
        }
        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
            background: rgba(26, 54, 93, 0.07);
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 16px;
            right: 16px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 3px 3px 0 0;
        }
        .nav-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .nav-search-wrap {
            position: relative;
            display: flex;
            align-items: center;
        }
        .nav-search-wrap input {
            width: 200px;
            height: 40px;
            padding: 8px 38px 8px 16px;
            border: 1.5px solid var(--color-border);
            border-radius: 20px;
            font-size: 0.9rem;
            background: var(--color-bg);
            color: var(--color-text);
            transition: all var(--transition-fast);
            outline: none;
            font-family: var(--font-body);
        }
        .nav-search-wrap input:focus {
            border-color: var(--color-primary);
            background: var(--color-white);
            box-shadow: 0 0 0 3px rgba(26, 54, 93, 0.08);
            width: 240px;
        }
        .nav-search-wrap .search-icon {
            position: absolute;
            right: 14px;
            color: var(--color-text-muted);
            font-size: 0.9rem;
            pointer-events: none;
        }
        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            border-radius: 20px;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.3px;
        }
        .btn-nav-cta:hover {
            background: var(--color-accent-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(232, 133, 45, 0.3);
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--color-text);
            cursor: pointer;
            padding: 6px 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }
        .mobile-toggle:hover {
            background: rgba(26, 54, 93, 0.05);
        }
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(15, 36, 64, 0.5);
            z-index: 1040;
        }
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: var(--nav-height);
            right: 0;
            width: 280px;
            max-width: 85vw;
            bottom: 0;
            background: var(--color-white);
            z-index: 1045;
            padding: 20px;
            flex-direction: column;
            gap: 4px;
            box-shadow: var(--shadow-xl);
            overflow-y: auto;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 12px 16px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }
        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background: rgba(26, 54, 93, 0.07);
            color: var(--color-primary);
        }
        .mobile-nav-panel .mobile-search {
            margin-bottom: 8px;
        }
        .mobile-nav-panel .mobile-search input {
            width: 100%;
            height: 42px;
            padding: 8px 16px;
            border: 1.5px solid var(--color-border);
            border-radius: 21px;
            font-size: 0.9rem;
            outline: none;
            font-family: var(--font-body);
        }
        .mobile-nav-panel.active,
        .mobile-nav-overlay.active {
            display: flex;
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            position: relative;
            background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-primary-light) 100%);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            padding: 64px 0;
            min-height: 260px;
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: var(--color-overlay);
            z-index: 1;
        }
        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            text-align: center;
            color: #fff;
        }
        .page-banner .banner-icon {
            font-size: 2.8rem;
            color: var(--color-accent-light);
            margin-bottom: 12px;
        }
        .page-banner h1 {
            font-family: var(--font-heading);
            font-size: 2.4rem;
            font-weight: 700;
            margin: 0 0 10px;
            letter-spacing: 0.5px;
        }
        .page-banner .banner-subtitle {
            font-size: 1.1rem;
            opacity: 0.9;
            max-width: 600px;
            margin: 0 auto 16px;
            line-height: 1.6;
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 0.9rem;
            color: rgba(255,255,255,0.8);
            flex-wrap: wrap;
        }
        .breadcrumb-nav a {
            color: rgba(255,255,255,0.85);
            transition: color var(--transition-fast);
        }
        .breadcrumb-nav a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .breadcrumb-nav span {
            color: var(--color-accent-light);
        }

        /* ========== SECTION COMMONS ========== */
        .section {
            padding: 56px 0;
        }
        .section-sm {
            padding: 40px 0;
        }
        .section-heading {
            text-align: center;
            margin-bottom: 36px;
        }
        .section-heading h2 {
            font-family: var(--font-heading);
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
            letter-spacing: 0.3px;
        }
        .section-heading .heading-line {
            width: 50px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 3px;
            margin: 10px auto 0;
        }
        .section-heading p {
            color: var(--color-text-muted);
            font-size: 0.95rem;
            margin: 0;
        }

        /* ========== FEATURED ARTICLE ========== */
        .featured-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            display: grid;
            grid-template-columns: 1fr 1fr;
            border: 1px solid var(--color-border-light);
        }
        .featured-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        .featured-card .fc-image {
            position: relative;
            overflow: hidden;
            min-height: 320px;
        }
        .featured-card .fc-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .featured-card:hover .fc-image img {
            transform: scale(1.04);
        }
        .featured-card .fc-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--color-accent);
            color: #fff;
            font-size: 0.8rem;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            z-index: 2;
        }
        .featured-card .fc-body {
            padding: 28px 28px 24px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .featured-card .fc-body h3 {
            font-family: var(--font-heading);
            font-size: 1.45rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 12px;
            line-height: 1.4;
            letter-spacing: 0.3px;
        }
        .featured-card .fc-body h3 a {
            color: inherit;
            transition: color var(--transition-fast);
        }
        .featured-card .fc-body h3 a:hover {
            color: var(--color-accent);
        }
        .featured-card .fc-body p {
            color: var(--color-text-light);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-bottom: 16px;
            flex-grow: 1;
        }
        .fc-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.85rem;
            color: var(--color-text-muted);
        }
        .fc-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .fc-meta i {
            font-size: 0.8rem;
        }
        .btn-outline-sm {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border: 1.5px solid var(--color-primary);
            color: var(--color-primary);
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            transition: all var(--transition-fast);
            background: transparent;
            cursor: pointer;
        }
        .btn-outline-sm:hover {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            box-shadow: 0 4px 12px rgba(26, 54, 93, 0.2);
        }

        /* ========== ARTICLE GRID ========== */
        .article-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 24px;
        }
        .article-card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
        }
        .article-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--color-border);
        }
        .article-card .ac-image {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--color-bg);
        }
        .article-card .ac-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .article-card:hover .ac-image img {
            transform: scale(1.05);
        }
        .article-card .ac-category {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--color-primary);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 14px;
            letter-spacing: 0.4px;
            z-index: 2;
        }
        .article-card .ac-body {
            padding: 16px 18px 18px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }
        .article-card .ac-body h4 {
            font-family: var(--font-heading);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
            line-height: 1.45;
            letter-spacing: 0.2px;
        }
        .article-card .ac-body h4 a {
            color: inherit;
            transition: color var(--transition-fast);
        }
        .article-card .ac-body h4 a:hover {
            color: var(--color-accent);
        }
        .article-card .ac-body p {
            color: var(--color-text-muted);
            font-size: 0.88rem;
            line-height: 1.6;
            margin-bottom: 12px;
            flex-grow: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .ac-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--color-text-muted);
            padding-top: 10px;
            border-top: 1px solid var(--color-border-light);
        }
        .ac-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        /* ========== TAGS CLOUD ========== */
        .tags-cloud {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
        }
        .tag-item {
            display: inline-block;
            padding: 7px 18px;
            background: var(--color-white);
            border: 1.5px solid var(--color-border);
            border-radius: 22px;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--color-text-light);
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }
        .tag-item:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: rgba(232, 133, 45, 0.04);
            transform: translateY(-1px);
            box-shadow: 0 3px 10px rgba(232, 133, 45, 0.12);
        }

        /* ========== STATS STRIP ========== */
        .stats-strip {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            padding: 40px 0;
            color: #fff;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }
        .stat-item .stat-number {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--color-accent-light);
            letter-spacing: 0.5px;
        }
        .stat-item .stat-label {
            font-size: 0.9rem;
            opacity: 0.85;
            margin-top: 4px;
        }
        .stat-item .stat-icon {
            font-size: 1.5rem;
            margin-bottom: 6px;
            opacity: 0.7;
        }

        /* ========== DEEP ANALYSIS ========== */
        .analysis-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .analysis-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            display: grid;
            grid-template-columns: 1fr 1fr;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
        }
        .analysis-card:hover {
            box-shadow: var(--shadow-xl);
            transform: translateY(-2px);
        }
        .analysis-card .an-image {
            overflow: hidden;
            min-height: 220px;
        }
        .analysis-card .an-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .analysis-card:hover .an-image img {
            transform: scale(1.04);
        }
        .analysis-card .an-body {
            padding: 20px 20px 16px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .analysis-card .an-body .an-label {
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--color-accent);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 8px;
        }
        .analysis-card .an-body h4 {
            font-family: var(--font-heading);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .analysis-card .an-body p {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin-bottom: 8px;
        }
        .analysis-card .an-body .an-author {
            font-size: 0.78rem;
            color: var(--color-text-light);
        }

        /* ========== FAQ SECTION ========== */
        .faq-section {
            background: var(--color-white);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
            padding: 18px 0;
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .faq-item:first-child {
            border-top: 1px solid var(--color-border-light);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text);
            gap: 12px;
            letter-spacing: 0.3px;
        }
        .faq-question i {
            color: var(--color-accent);
            transition: transform var(--transition-fast);
            font-size: 0.9rem;
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-normal), padding var(--transition-normal);
            color: var(--color-text-light);
            font-size: 0.92rem;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 200px;
            padding-top: 10px;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
            color: #fff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(255,255,255,0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section h2 {
            font-family: var(--font-heading);
            font-size: 1.7rem;
            font-weight: 700;
            margin-bottom: 12px;
            letter-spacing: 0.4px;
        }
        .cta-section p {
            opacity: 0.9;
            margin-bottom: 24px;
            font-size: 1rem;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-cta-lg {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 32px;
            background: var(--color-accent);
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            border-radius: 26px;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.4px;
            box-shadow: 0 6px 20px rgba(232, 133, 45, 0.35);
        }
        .btn-cta-lg:hover {
            background: var(--color-accent-light);
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(232, 133, 45, 0.45);
            color: #fff;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary-dark);
            color: rgba(255,255,255,0.8);
            padding: 44px 0 0;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .footer-brand-name {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.4px;
        }
        .footer-brand-desc {
            font-size: 0.88rem;
            line-height: 1.6;
            opacity: 0.75;
            margin: 0;
        }
        .footer-col-title {
            font-weight: 600;
            color: #fff;
            margin-bottom: 12px;
            font-size: 0.95rem;
            letter-spacing: 0.3px;
        }
        .footer-col a {
            display: block;
            color: rgba(255,255,255,0.7);
            font-size: 0.88rem;
            padding: 4px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-accent-light);
        }
        .footer-bottom {
            text-align: center;
            padding: 16px 0;
            font-size: 0.82rem;
            opacity: 0.65;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .featured-card {
                grid-template-columns: 1fr;
            }
            .featured-card .fc-image {
                min-height: 240px;
                aspect-ratio: 16/9;
            }
            .analysis-grid {
                grid-template-columns: 1fr;
            }
            .analysis-card {
                grid-template-columns: 1fr 1fr;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .nav-search-wrap input {
                width: 150px;
            }
            .nav-search-wrap input:focus {
                width: 180px;
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .nav-right {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .page-banner {
                padding: 40px 0;
                min-height: 200px;
            }
            .section {
                padding: 36px 0;
            }
            .article-grid {
                grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
                gap: 16px;
            }
            .featured-card .fc-body {
                padding: 18px 16px 16px;
            }
            .featured-card .fc-body h3 {
                font-size: 1.15rem;
            }
            .analysis-card {
                grid-template-columns: 1fr;
            }
            .analysis-card .an-image {
                min-height: 180px;
                aspect-ratio: 16/9;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-item .stat-number {
                font-size: 1.6rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .cta-section h2 {
                font-size: 1.35rem;
            }
        }

        @media (max-width: 520px) {
            .site-header .header-inner {
                padding: 0 14px;
            }
            .header-logo {
                font-size: 1.1rem;
            }
            .page-banner h1 {
                font-size: 1.35rem;
            }
            .page-banner .banner-subtitle {
                font-size: 0.9rem;
            }
            .featured-card .fc-image {
                min-height: 180px;
            }
            .article-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .tags-cloud {
                gap: 6px;
            }
            .tag-item {
                padding: 5px 12px;
                font-size: 0.78rem;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-item .stat-number {
                font-size: 1.4rem;
            }
            .analysis-card .an-body h4 {
                font-size: 0.95rem;
            }
            .btn-cta-lg {
                padding: 10px 24px;
                font-size: 0.9rem;
            }
            .mobile-nav-panel {
                width: 100%;
                max-width: 100vw;
            }
        }

        /* Animation keyframes */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-fade-in {
            animation: fadeInUp 0.5s ease forwards;
        }

        /* Bootstrap overrides */
        .container {
            max-width: var(--max-width);
        }
        .btn:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

/* roulang page: category2 */
/* ==================== 设计变量 ==================== */
        :root {
            --color-primary: #1e40af;
            --color-primary-light: #2563eb;
            --color-primary-dark: #1a3594;
            --color-accent: #059669;
            --color-accent-light: #10b981;
            --color-bg: #ffffff;
            --color-bg-alt: #f8fafc;
            --color-bg-dark: #0f172a;
            --color-bg-card: #ffffff;
            --color-text: #1e293b;
            --color-text-secondary: #64748b;
            --color-text-light: #94a3b8;
            --color-border: #e2e8f0;
            --color-border-light: #f1f5f9;
            --color-danger: #dc2626;
            --color-warning: #f59e0b;
            --color-success: #10b981;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 2px rgba(0,0,0,0.04), 0 1px 4px rgba(0,0,0,0.03);
            --shadow-md: 0 4px 12px rgba(0,0,0,0.06), 0 1px 3px rgba(0,0,0,0.04);
            --shadow-lg: 0 8px 24px rgba(0,0,0,0.08), 0 2px 6px rgba(0,0,0,0.04);
            --shadow-xl: 0 16px 40px rgba(0,0,0,0.10), 0 4px 10px rgba(0,0,0,0.05);
            --transition-fast: 0.15s ease;
            --transition-normal: 0.25s ease;
            --transition-slow: 0.35s ease;
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --font-mono: 'JetBrains Mono', 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
        }

        /* ==================== Reset & Base ==================== */
        *, *::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);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

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

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

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

        :focus-visible {
            outline: 3px solid var(--color-primary-light);
            outline-offset: 2px;
            border-radius: 4px;
        }

        /* ==================== 容器 ==================== */
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 768px) {
            .container-custom {
                padding: 0 16px;
            }
        }

        /* ==================== Header & Navigation ==================== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255,255,255,0.97);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-normal);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 20px;
        }

        .navbar-brand-custom {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--color-primary);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .navbar-brand-custom .brand-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary-dark));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1rem;
        }

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

        .main-nav a {
            position: relative;
            padding: 8px 16px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }

        .main-nav a:hover {
            color: var(--color-primary);
            background: rgba(37,99,235,0.05);
        }

        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
            background: rgba(37,99,235,0.08);
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 3px;
            background: var(--color-primary-light);
            border-radius: 3px 3px 0 0;
        }

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

        .search-box {
            display: flex;
            align-items: center;
            background: var(--color-bg-alt);
            border: 1px solid var(--color-border);
            border-radius: 24px;
            padding: 7px 16px;
            gap: 8px;
            transition: all var(--transition-fast);
        }

        .search-box:focus-within {
            border-color: var(--color-primary-light);
            box-shadow: 0 0 0 3px rgba(37,99,235,0.08);
            background: #fff;
        }

        .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.9rem;
            width: 140px;
            color: var(--color-text);
        }

        .search-box input::placeholder {
            color: var(--color-text-light);
        }

        .search-box .search-icon {
            color: var(--color-text-secondary);
            font-size: 0.9rem;
        }

        .btn-cta-header {
            background: var(--color-primary-light);
            color: #fff;
            border: none;
            padding: 9px 20px;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .btn-cta-header:hover {
            background: var(--color-primary-dark);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
            color: #fff;
        }

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

        /* 移动端导航 */
        .navbar-toggler-custom {
            display: none;
            background: none;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 8px 10px;
            cursor: pointer;
            color: var(--color-text);
            font-size: 1.3rem;
            line-height: 1;
            transition: all var(--transition-fast);
        }

        .navbar-toggler-custom:hover {
            background: var(--color-bg-alt);
            border-color: var(--color-primary-light);
        }

        @media (max-width: 1024px) {
            .search-box input {
                width: 100px;
            }
            .main-nav a {
                padding: 8px 10px;
                font-size: 0.88rem;
            }
            .header-inner {
                gap: 10px;
            }
        }

        @media (max-width: 860px) {
            .navbar-toggler-custom {
                display: block;
            }

            .main-nav {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                padding: 12px 16px;
                gap: 2px;
                border-bottom: 2px solid var(--color-border);
                box-shadow: var(--shadow-lg);
                z-index: 1040;
            }

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

            .main-nav a {
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                font-size: 1rem;
            }

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

            .main-nav a.active {
                border-left: 3px solid var(--color-primary-light);
                border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            }

            .search-box {
                display: none;
            }

            .header-actions .btn-cta-header {
                font-size: 0.82rem;
                padding: 7px 14px;
            }
        }

        @media (max-width: 520px) {
            .navbar-brand-custom {
                font-size: 1rem;
                gap: 6px;
            }
            .navbar-brand-custom .brand-icon {
                width: 30px;
                height: 30px;
                font-size: 0.85rem;
            }
            .btn-cta-header {
                font-size: 0.78rem;
                padding: 6px 12px;
            }
            .header-inner {
                height: 56px;
            }
            .main-nav {
                top: 56px;
            }
        }

        /* ==================== 内页 Banner ==================== */
        .page-banner {
            position: relative;
            background: linear-gradient(160deg, #0f172a 0%, #1a3594 40%, #1e40af 70%, #0f172a 100%);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center 30%;
            background-blend-mode: overlay;
            padding: 60px 0 56px;
            min-height: 220px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(15,23,42,0.55);
            z-index: 1;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(to top, rgba(255,255,255,0.06), transparent);
            z-index: 1;
        }

        .page-banner .banner-content {
            position: relative;
            z-index: 2;
        }

        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.88rem;
            color: rgba(255,255,255,0.7);
            margin-bottom: 14px;
            flex-wrap: wrap;
        }

        .breadcrumb-custom a {
            color: rgba(255,255,255,0.8);
            transition: color var(--transition-fast);
        }

        .breadcrumb-custom a:hover {
            color: #fff;
        }

        .breadcrumb-custom .separator {
            color: rgba(255,255,255,0.5);
            font-size: 0.7rem;
        }

        .breadcrumb-custom .current {
            color: #fff;
            font-weight: 500;
        }

        .page-banner .banner-title {
            font-size: 2.4rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.02em;
            margin-bottom: 8px;
        }

        .page-banner .banner-subtitle {
            font-size: 1.05rem;
            color: rgba(255,255,255,0.8);
            max-width: 560px;
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .page-banner {
                padding: 40px 0 36px;
                min-height: 180px;
            }
            .page-banner .banner-title {
                font-size: 1.8rem;
            }
            .page-banner .banner-subtitle {
                font-size: 0.95rem;
            }
        }

        @media (max-width: 520px) {
            .page-banner {
                padding: 32px 0 28px;
                min-height: 150px;
            }
            .page-banner .banner-title {
                font-size: 1.5rem;
            }
            .page-banner .banner-subtitle {
                font-size: 0.88rem;
            }
        }

        /* ==================== 板块通用 ==================== */
        .section {
            padding: 56px 0;
        }

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

        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }

        .section-header .section-label {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--color-primary-light);
            background: rgba(37,99,235,0.08);
            padding: 5px 14px;
            border-radius: 20px;
            margin-bottom: 10px;
        }

        .section-header h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: 0.01em;
        }

        .section-header .section-desc {
            color: var(--color-text-secondary);
            font-size: 0.95rem;
            margin-top: 6px;
        }

        @media (max-width: 768px) {
            .section {
                padding: 40px 0;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .section-header {
                margin-bottom: 28px;
            }
        }

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

        .stat-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition-normal);
            position: relative;
            overflow: hidden;
        }

        .stat-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--color-primary-light), var(--color-accent-light));
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition-slow);
        }

        .stat-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: transparent;
            transform: translateY(-3px);
        }

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

        .stat-card .stat-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.4rem;
        }

        .stat-card .stat-icon.blue {
            background: rgba(37,99,235,0.1);
            color: var(--color-primary-light);
        }

        .stat-card .stat-icon.green {
            background: rgba(5,150,105,0.1);
            color: var(--color-accent);
        }

        .stat-card .stat-icon.amber {
            background: rgba(245,158,11,0.1);
            color: var(--color-warning);
        }

        .stat-card .stat-icon.purple {
            background: rgba(139,92,246,0.1);
            color: #8b5cf6;
        }

        .stat-card .stat-number {
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: -0.02em;
            line-height: 1.2;
            font-family: var(--font-mono);
        }

        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            margin-top: 6px;
        }

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

        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-card {
                padding: 20px 14px;
            }
            .stat-card .stat-number {
                font-size: 1.8rem;
            }
            .stat-card .stat-icon {
                width: 40px;
                height: 40px;
                font-size: 1.1rem;
                margin-bottom: 10px;
            }
        }

        /* ==================== 排名积分榜 ==================== */
        .ranking-table-wrapper {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        .ranking-table-wrapper .table-header-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            border-bottom: 1px solid var(--color-border);
            flex-wrap: wrap;
            gap: 12px;
        }

        .ranking-table-wrapper .table-header-bar .table-title {
            font-weight: 700;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .ranking-table-wrapper .table-header-bar .table-title .dot {
            width: 10px;
            height: 10px;
            background: var(--color-accent-light);
            border-radius: 50%;
            animation: pulse-dot 2s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.6); }
        }

        .badge-update {
            font-size: 0.78rem;
            background: rgba(16,185,129,0.1);
            color: var(--color-accent);
            padding: 5px 12px;
            border-radius: 20px;
            font-weight: 500;
        }

        .ranking-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.93rem;
        }

        .ranking-table thead th {
            background: var(--color-bg-alt);
            font-weight: 600;
            font-size: 0.82rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            color: var(--color-text-secondary);
            padding: 14px 12px;
            border-bottom: 2px solid var(--color-border);
            white-space: nowrap;
        }

        .ranking-table tbody td {
            padding: 13px 12px;
            border-bottom: 1px solid var(--color-border-light);
            vertical-align: middle;
        }

        .ranking-table tbody tr {
            transition: background var(--transition-fast);
        }

        .ranking-table tbody tr:hover {
            background: rgba(37,99,235,0.03);
        }

        .ranking-table tbody tr.top-rank {
            background: rgba(5,150,105,0.03);
        }

        .ranking-table tbody tr.top-rank:hover {
            background: rgba(5,150,105,0.06);
        }

        .rank-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            font-weight: 700;
            font-size: 0.9rem;
        }

        .rank-badge.gold {
            background: linear-gradient(135deg, #fbbf24, #f59e0b);
            color: #fff;
            box-shadow: 0 2px 8px rgba(245,158,11,0.3);
        }

        .rank-badge.silver {
            background: linear-gradient(135deg, #cbd5e1, #94a3b8);
            color: #fff;
            box-shadow: 0 2px 8px rgba(148,163,184,0.3);
        }

        .rank-badge.bronze {
            background: linear-gradient(135deg, #d4a574, #b87333);
            color: #fff;
            box-shadow: 0 2px 8px rgba(184,115,51,0.3);
        }

        .rank-badge.normal {
            background: var(--color-bg-alt);
            color: var(--color-text-secondary);
        }

        .team-name-cell {
            font-weight: 600;
            color: var(--color-text);
        }

        .pts-cell {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--color-primary);
            font-family: var(--font-mono);
        }

        .form-indicator {
            display: flex;
            gap: 3px;
        }

        .form-indicator .form-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            display: inline-block;
        }

        .form-dot.win { background: #10b981; }
        .form-dot.draw { background: #f59e0b; }
        .form-dot.lose { background: #ef4444; }

        .table-responsive-custom {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }

        @media (max-width: 768px) {
            .ranking-table {
                font-size: 0.82rem;
            }
            .ranking-table thead th,
            .ranking-table tbody td {
                padding: 10px 8px;
            }
            .rank-badge {
                width: 26px;
                height: 26px;
                font-size: 0.78rem;
            }
            .pts-cell {
                font-size: 0.9rem;
            }
            .ranking-table-wrapper .table-header-bar {
                padding: 14px 16px;
            }
        }

        /* ==================== 阶段进度 ==================== */
        .phase-tracker {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .phase-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 24px;
            transition: all var(--transition-normal);
        }

        .phase-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }

        .phase-card .phase-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 14px;
        }

        .phase-card .phase-name {
            font-weight: 700;
            font-size: 1.05rem;
        }

        .phase-card .phase-status {
            font-size: 0.78rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 14px;
        }

        .phase-status.ongoing {
            background: rgba(37,99,235,0.1);
            color: var(--color-primary-light);
        }

        .phase-status.upcoming {
            background: rgba(245,158,11,0.1);
            color: var(--color-warning);
        }

        .phase-status.completed {
            background: rgba(16,185,129,0.1);
            color: var(--color-accent);
        }

        .phase-card .progress {
            height: 8px;
            border-radius: 4px;
            background: var(--color-bg-alt);
            margin-bottom: 10px;
        }

        .phase-card .progress-bar {
            border-radius: 4px;
            transition: width 1.2s ease;
        }

        .phase-card .progress-bar.blue-bar {
            background: linear-gradient(90deg, var(--color-primary-light), #3b82f6);
        }

        .phase-card .progress-bar.green-bar {
            background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
        }

        .phase-card .progress-bar.amber-bar {
            background: linear-gradient(90deg, #f59e0b, #fbbf24);
        }

        .phase-card .phase-info {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            display: flex;
            justify-content: space-between;
        }

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

        @media (max-width: 600px) {
            .phase-tracker {
                grid-template-columns: 1fr;
            }
        }

        /* ==================== 分析文章卡片 ==================== */
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

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

        .article-card:hover {
            box-shadow: var(--shadow-xl);
            border-color: transparent;
            transform: translateY(-4px);
        }

        .article-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--color-bg-alt);
        }

        .article-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .article-card:hover .card-img-wrap img {
            transform: scale(1.06);
        }

        .article-card .card-img-wrap .card-tag-overlay {
            position: absolute;
            top: 12px;
            left: 12px;
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }

        .tag-badge {
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 14px;
            background: rgba(255,255,255,0.9);
            color: var(--color-primary);
            backdrop-filter: blur(4px);
            letter-spacing: 0.02em;
        }

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

        .article-card .card-title {
            font-size: 1.05rem;
            font-weight: 700;
            line-height: 1.5;
            color: var(--color-text);
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-card .card-excerpt {
            font-size: 0.88rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 14px;
        }

        .article-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--color-text-light);
            padding-top: 12px;
            border-top: 1px solid var(--color-border-light);
        }

        .article-card .card-meta .meta-item {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        @media (max-width: 1024px) {
            .articles-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
        }

        @media (max-width: 600px) {
            .articles-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .article-card .card-title {
                font-size: 0.98rem;
            }
        }

        /* ==================== FAQ ==================== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

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

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

        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 20px;
            background: none;
            border: none;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: color var(--transition-fast);
        }

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

        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transition: all var(--transition-fast);
            font-size: 0.75rem;
            color: var(--color-text-secondary);
        }

        .faq-question[aria-expanded="true"] .faq-icon {
            background: var(--color-primary-light);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-answer {
            padding: 0 20px 18px;
            color: var(--color-text-secondary);
            font-size: 0.92rem;
            line-height: 1.7;
            display: none;
        }

        .faq-answer.show {
            display: block;
        }

        /* ==================== CTA ==================== */
        .cta-section {
            background: linear-gradient(160deg, #0f172a 0%, #1a3594 50%, #1e40af 100%);
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            padding: 64px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(15,23,42,0.65);
            z-index: 1;
        }

        .cta-section .cta-content {
            position: relative;
            z-index: 2;
        }

        .cta-section h2 {
            color: #fff;
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .cta-section p {
            color: rgba(255,255,255,0.8);
            font-size: 1.05rem;
            max-width: 520px;
            margin: 0 auto 24px;
        }

        .btn-cta-large {
            display: inline-block;
            background: #fff;
            color: var(--color-primary);
            padding: 14px 36px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.02em;
            transition: all var(--transition-normal);
            border: none;
            cursor: pointer;
        }

        .btn-cta-large:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(0,0,0,0.25);
            color: var(--color-primary-dark);
        }

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

        @media (max-width: 768px) {
            .cta-section {
                padding: 48px 0;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .cta-section p {
                font-size: 0.92rem;
            }
            .btn-cta-large {
                padding: 12px 28px;
                font-size: 0.95rem;
            }
        }

        /* ==================== Footer ==================== */
        .site-footer {
            background: var(--color-bg-dark);
            color: #cbd5e1;
            padding: 48px 0 24px;
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 32px;
        }

        .footer-brand-name {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .footer-brand-desc {
            font-size: 0.9rem;
            color: #94a3b8;
            line-height: 1.6;
        }

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

        .footer-col a {
            display: block;
            color: #94a3b8;
            font-size: 0.9rem;
            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: 16px;
            text-align: center;
            font-size: 0.85rem;
            color: #64748b;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer {
                padding: 36px 0 20px;
            }
        }

        /* ==================== 工具类 ==================== */
        .text-mono {
            font-family: var(--font-mono);
        }

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0,0,0,0);
            white-space: nowrap;
            border: 0;
        }