/* roulang page: index */
:root {
            --brand-500: #7229e6;
            --brand-600: #5c1ec4;
            --accent-500: #f0a500;
            --surface-light: #faf8ff;
            --surface-card: #ffffff;
            --surface-muted: #f3f0fa;
            --surface-dark: #1a1030;
            --text-primary: #1a1030;
            --text-secondary: #5c5270;
            --text-muted: #8a80a0;
            --border-light: #e8e3f5;
            --radius-xl: 1rem;
            --radius-2xl: 1.25rem;
            --radius-3xl: 1.75rem;
            --shadow-soft: 0 2px 16px rgba(114,41,230,0.07);
            --shadow-card: 0 4px 24px rgba(114,41,230,0.10);
            --shadow-hover: 0 8px 32px rgba(114,41,230,0.16);
            --shadow-glow: 0 0 40px rgba(114,41,230,0.20);
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s cubic-bezier(0.4,0,0.2,1);
        }
        *,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
        html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
        body{font-family:'PingFang SC','Microsoft YaHei','Hiragino Sans GB','Noto Sans SC','system-ui','-apple-system','sans-serif';line-height:1.7;color:#1a1030;background:#faf8ff;overflow-x:hidden}
        a{text-decoration:none;color:inherit;transition:color var(--transition-fast)}
        img{max-width:100%;height:auto;display:block}
        button,input,select,textarea{font-family:inherit;font-size:inherit}
        input:focus,button:focus,select:focus,textarea:focus{outline:2px solid var(--brand-500);outline-offset:2px}
        .container{max-width:1200px;margin:0 auto;padding:0 20px}
        @media(min-width:1280px){.container{padding:0 32px}}
        @media(max-width:767px){.container{padding:0 16px}}

        /* Header & Navigation */
        .site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,0.92);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-bottom:1px solid var(--border-light);transition:box-shadow var(--transition-smooth)}
        .site-header.scrolled{box-shadow:var(--shadow-soft)}
        .header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 0;flex-wrap:nowrap}
        .logo-link{display:flex;align-items:center;gap:8px;font-weight:700;font-size:1.25rem;color:var(--brand-600);white-space:nowrap;flex-shrink:0;transition:color var(--transition-fast)}
        .logo-link:hover{color:var(--brand-500)}
        .logo-icon{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--brand-500),#9b59f6);display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.1rem;flex-shrink:0}
        .nav-search-wrap{flex:1;max-width:440px;min-width:200px;position:relative}
        .nav-search-input{width:100%;padding:11px 44px 11px 18px;border:2px solid var(--border-light);border-radius:50px;background:var(--surface-muted);font-size:0.95rem;color:var(--text-primary);transition:all var(--transition-smooth)}
        .nav-search-input::placeholder{color:var(--text-muted)}
        .nav-search-input:focus{outline:none;border-color:var(--brand-500);background:var(--surface-card);box-shadow:var(--shadow-glow)}
        .nav-search-btn{position:absolute;right:4px;top:50%;transform:translateY(-50%);width:36px;height:36px;border-radius:50%;background:var(--brand-500);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast);font-size:0.9rem}
        .nav-search-btn:hover{background:var(--brand-600);box-shadow:var(--shadow-glow)}
        .nav-links{display:flex;align-items:center;gap:6px;flex-shrink:0}
        .nav-link{display:inline-flex;align-items:center;padding:8px 16px;border-radius:50px;font-weight:500;font-size:0.95rem;color:var(--text-secondary);transition:all var(--transition-fast);white-space:nowrap}
        .nav-link:hover{color:var(--brand-600);background:var(--surface-muted)}
        .nav-link.active{color:#fff;background:var(--brand-500);box-shadow:var(--shadow-soft)}
        .nav-link.active:hover{background:var(--brand-600);color:#fff}
        .mobile-menu-btn{display:none;width:40px;height:40px;border-radius:12px;background:var(--surface-muted);border:none;cursor:pointer;align-items:center;justify-content:center;font-size:1.2rem;color:var(--text-primary);transition:all var(--transition-fast);flex-shrink:0}
        .mobile-menu-btn:hover{background:var(--brand-100);color:var(--brand-600)}
        @media(max-width:860px){
            .nav-links{display:none}
            .nav-search-wrap{max-width:300px}
            .mobile-menu-btn{display:flex}
            .nav-links.mobile-open{display:flex;flex-direction:column;position:absolute;top:100%;left:0;right:0;background:#fff;padding:16px 20px;gap:4px;border-bottom:2px solid var(--border-light);box-shadow:var(--shadow-card);z-index:99}
            .nav-links.mobile-open .nav-link{width:100%;justify-content:center;padding:12px 16px;border-radius:12px}
        }
        @media(max-width:520px){
            .header-inner{gap:10px;padding:10px 0}
            .logo-link{font-size:1rem}
            .logo-icon{width:30px;height:30px;font-size:0.9rem;border-radius:8px}
            .nav-search-wrap{max-width:180px}
            .nav-search-input{padding:9px 36px 9px 12px;font-size:0.85rem}
            .nav-search-btn{width:30px;height:30px;font-size:0.8rem}
        }

        /* Hero */
        .hero-section{position:relative;background:linear-gradient(160deg,#1a1030 0%,#2d1854 30%,#3d2070 60%,#1a1030 100%);overflow:hidden;padding:80px 0 100px;min-height:520px;display:flex;align-items:center}
        .hero-bg-overlay{position:absolute;inset:0;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;opacity:0.18;z-index:0}
        .hero-glow{position:absolute;top:-120px;right:-80px;width:500px;height:500px;border-radius:50%;background:radial-gradient(circle,rgba(114,41,230,0.35) 0%,transparent 70%);z-index:0;pointer-events:none}
        .hero-glow2{position:absolute;bottom:-100px;left:-60px;width:400px;height:400px;border-radius:50%;background:radial-gradient(circle,rgba(240,165,0,0.20) 0%,transparent 70%);z-index:0;pointer-events:none}
        .hero-content{position:relative;z-index:1;text-align:center;max-width:720px;margin:0 auto}
        .hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 18px;border-radius:50px;background:rgba(255,255,255,0.10);border:1px solid rgba(255,255,255,0.18);color:#e0d5f5;font-size:0.9rem;font-weight:500;margin-bottom:24px;backdrop-filter:blur(8px)}
        .hero-badge i{color:var(--accent-500);font-size:0.75rem}
        .hero-title{font-size:3rem;font-weight:800;color:#fff;line-height:1.25;margin-bottom:16px;letter-spacing:-0.02em}
        .hero-title .highlight{background:linear-gradient(135deg,#f0a500,#ffc94d);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
        .hero-desc{font-size:1.15rem;color:#c5b8e0;line-height:1.7;margin-bottom:32px;max-width:560px;margin-left:auto;margin-right:auto}
        .hero-search-wrap{max-width:500px;margin:0 auto 28px;position:relative}
        .hero-search-input{width:100%;padding:15px 56px 15px 22px;border-radius:50px;border:2px solid rgba(255,255,255,0.20);background:rgba(255,255,255,0.08);color:#fff;font-size:1rem;backdrop-filter:blur(8px);transition:all var(--transition-smooth)}
        .hero-search-input::placeholder{color:rgba(255,255,255,0.45)}
        .hero-search-input:focus{outline:none;border-color:var(--accent-500);background:rgba(255,255,255,0.14);box-shadow:0 0 36px rgba(240,165,0,0.25)}
        .hero-search-btn{position:absolute;right:5px;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;background:var(--accent-500);color:#1a1030;border:none;cursor:pointer;font-size:1rem;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast);font-weight:700}
        .hero-search-btn:hover{background:#ffba26;box-shadow:0 0 28px rgba(240,165,0,0.45);transform:translateY(-50%) scale(1.05)}
        .hero-tags{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
        .hero-tag{display:inline-flex;align-items:center;padding:6px 16px;border-radius:50px;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.12);color:#c5b8e0;font-size:0.85rem;transition:all var(--transition-fast);cursor:pointer}
        .hero-tag:hover{background:rgba(255,255,255,0.14);color:#fff;border-color:rgba(255,255,255,0.30)}
        @media(max-width:768px){
            .hero-section{padding:50px 0 64px;min-height:400px}
            .hero-title{font-size:2rem}
            .hero-desc{font-size:1rem}
            .hero-search-input{padding:13px 48px 13px 16px;font-size:0.9rem}
            .hero-search-btn{width:38px;height:38px}
        }
        @media(max-width:520px){
            .hero-title{font-size:1.6rem}
            .hero-desc{font-size:0.9rem}
            .hero-badge{font-size:0.8rem;padding:5px 14px}
        }

        /* Sections */
        .section{padding:72px 0}
        .section-header{text-align:center;margin-bottom:44px}
        .section-label{display:inline-block;padding:5px 16px;border-radius:50px;background:var(--surface-muted);color:var(--brand-600);font-weight:600;font-size:0.85rem;margin-bottom:12px;letter-spacing:0.02em}
        .section-title{font-size:2rem;font-weight:700;color:var(--text-primary);margin-bottom:8px;letter-spacing:-0.01em}
        .section-subtitle{font-size:1rem;color:var(--text-secondary);max-width:500px;margin:0 auto}
        @media(max-width:768px){.section{padding:48px 0}.section-title{font-size:1.5rem}}

        /* Feature Grid */
        .feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
        .feature-card{background:var(--surface-card);border-radius:var(--radius-2xl);padding:28px 24px;border:1px solid var(--border-light);transition:all var(--transition-smooth);position:relative;overflow:hidden}
        .feature-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--brand-500),#9b59f6,var(--accent-500));opacity:0;transition:opacity var(--transition-smooth)}
        .feature-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px);border-color:transparent}
        .feature-card:hover::before{opacity:1}
        .feature-icon{width:50px;height:50px;border-radius:14px;background:var(--surface-muted);display:flex;align-items:center;justify-content:center;font-size:1.4rem;color:var(--brand-500);margin-bottom:16px;transition:all var(--transition-smooth)}
        .feature-card:hover .feature-icon{background:var(--brand-500);color:#fff;box-shadow:var(--shadow-glow)}
        .feature-card h3{font-size:1.15rem;font-weight:700;color:var(--text-primary);margin-bottom:8px}
        .feature-card p{font-size:0.9rem;color:var(--text-secondary);line-height:1.6}
        @media(max-width:900px){.feature-grid{grid-template-columns:repeat(2,1fr)}}
        @media(max-width:560px){.feature-grid{grid-template-columns:1fr}}

        /* Category Cards */
        .cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
        .cat-card{background:var(--surface-card);border-radius:var(--radius-2xl);overflow:hidden;border:1px solid var(--border-light);transition:all var(--transition-smooth);cursor:pointer;display:block}
        .cat-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-6px);border-color:transparent}
        .cat-card-img{width:100%;height:180px;object-fit:cover;display:block}
        .cat-card-body{padding:20px}
        .cat-card-badge{display:inline-block;padding:3px 12px;border-radius:50px;background:var(--surface-muted);color:var(--brand-600);font-size:0.78rem;font-weight:600;margin-bottom:8px}
        .cat-card h3{font-size:1.1rem;font-weight:700;color:var(--text-primary);margin-bottom:4px}
        .cat-card p{font-size:0.85rem;color:var(--text-secondary);line-height:1.5}
        @media(max-width:900px){.cat-grid{grid-template-columns:repeat(2,1fr)}}
        @media(max-width:560px){.cat-grid{grid-template-columns:1fr}.cat-card-img{height:150px}}

        /* News List */
        .news-list{display:flex;flex-direction:column;gap:16px;max-width:860px;margin:0 auto}
        .news-item{display:flex;align-items:center;gap:18px;background:var(--surface-card);border-radius:var(--radius-xl);padding:18px 22px;border:1px solid var(--border-light);transition:all var(--transition-smooth)}
        .news-item:hover{box-shadow:var(--shadow-card);border-color:transparent;transform:translateX(4px)}
        .news-item-thumb{width:80px;height:60px;border-radius:10px;object-fit:cover;flex-shrink:0;background:var(--surface-muted)}
        .news-item-body{flex:1;min-width:0}
        .news-item-tag{display:inline-block;padding:2px 10px;border-radius:50px;background:var(--surface-muted);color:var(--brand-600);font-size:0.75rem;font-weight:600;margin-bottom:4px}
        .news-item h4{font-size:0.95rem;font-weight:600;color:var(--text-primary);margin-bottom:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
        .news-item .news-meta{font-size:0.78rem;color:var(--text-muted)}
        .news-item-arrow{flex-shrink:0;width:32px;height:32px;border-radius:50%;background:var(--surface-muted);display:flex;align-items:center;justify-content:center;color:var(--brand-500);transition:all var(--transition-fast);font-size:0.8rem}
        .news-item:hover .news-item-arrow{background:var(--brand-500);color:#fff}
        .news-empty{text-align:center;padding:40px 20px;color:var(--text-muted);font-size:0.95rem;background:var(--surface-card);border-radius:var(--radius-xl);border:1px dashed var(--border-light)}
        @media(max-width:600px){
            .news-item{padding:14px 16px;gap:12px}
            .news-item-thumb{width:60px;height:48px;border-radius:8px}
            .news-item h4{font-size:0.88rem}
        }

        /* Stats */
        .stats-section{background:linear-gradient(160deg,var(--surface-dark),#2d1854);padding:64px 0;position:relative;overflow:hidden}
        .stats-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;opacity:0.10;z-index:0}
        .stats-inner{position:relative;z-index:1}
        .stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;text-align:center}
        .stat-item{background:rgba(255,255,255,0.05);border-radius:var(--radius-2xl);padding:28px 20px;border:1px solid rgba(255,255,255,0.08);backdrop-filter:blur(8px);transition:all var(--transition-smooth)}
        .stat-item:hover{background:rgba(255,255,255,0.10);border-color:rgba(255,255,255,0.18)}
        .stat-number{font-size:2.6rem;font-weight:800;background:linear-gradient(135deg,#f0a500,#ffd980);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;display:block}
        .stat-label{font-size:0.9rem;color:#c5b8e0;margin-top:4px}
        @media(max-width:768px){.stats-grid{grid-template-columns:repeat(2,1fr)}.stat-number{font-size:2rem}}
        @media(max-width:480px){.stats-grid{grid-template-columns:1fr 1fr;gap:16px}.stat-item{padding:20px 14px}}

        /* FAQ */
        .faq-list{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
        .faq-item{background:var(--surface-card);border-radius:var(--radius-xl);border:1px solid var(--border-light);overflow:hidden;transition:all var(--transition-smooth)}
        .faq-item:hover{border-color:var(--brand-300)}
        .faq-q{padding:18px 22px;font-weight:600;font-size:1rem;color:var(--text-primary);cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:12px;user-select:none;transition:all var(--transition-fast)}
        .faq-q:hover{color:var(--brand-600)}
        .faq-q i{transition:transform var(--transition-smooth);color:var(--brand-500);flex-shrink:0}
        .faq-item.open .faq-q i{transform:rotate(180deg)}
        .faq-a{padding:0 22px 18px;font-size:0.9rem;color:var(--text-secondary);line-height:1.65;display:none}
        .faq-item.open .faq-a{display:block}
        @media(max-width:600px){.faq-q{padding:14px 16px;font-size:0.9rem}.faq-a{padding:0 16px 14px;font-size:0.85rem}}

        /* CTA */
        .cta-section{background:linear-gradient(135deg,var(--brand-600),#3d2070);border-radius:var(--radius-3xl);padding:56px 40px;text-align:center;position:relative;overflow:hidden;margin:0 20px}
        .cta-glow{position:absolute;top:-80px;right:-60px;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,rgba(240,165,0,0.30) 0%,transparent 70%);pointer-events:none}
        .cta-section .section-title{color:#fff}
        .cta-section .section-subtitle{color:#d0c4e8}
        .cta-btn{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;border-radius:50px;background:var(--accent-500);color:#1a1030;font-weight:700;font-size:1rem;transition:all var(--transition-smooth);border:none;cursor:pointer;margin-top:20px;box-shadow:0 4px 20px rgba(240,165,0,0.30)}
        .cta-btn:hover{background:#ffba26;box-shadow:0 6px 28px rgba(240,165,0,0.45);transform:translateY(-2px)}
        @media(max-width:768px){.cta-section{padding:40px 24px;margin:0 12px;border-radius:var(--radius-2xl)}}

        /* Footer */
        .site-footer{background:var(--surface-dark);padding:48px 0 28px;color:#c5b8e0;margin-top:0}
        .footer-inner{display:flex;flex-wrap:wrap;gap:32px;justify-content:space-between;align-items:flex-start}
        .footer-brand{max-width:280px}
        .footer-logo{font-weight:700;font-size:1.2rem;color:#fff;display:flex;align-items:center;gap:8px;margin-bottom:10px}
        .footer-logo .logo-icon{width:32px;height:32px;border-radius:8px;font-size:0.85rem}
        .footer-desc{font-size:0.85rem;color:#a89cc4;line-height:1.6}
        .footer-links{display:flex;gap:48px;flex-wrap:wrap}
        .footer-col h4{font-size:0.9rem;font-weight:700;color:#fff;margin-bottom:12px}
        .footer-col a{display:block;font-size:0.85rem;color:#a89cc4;padding:4px 0;transition:color var(--transition-fast)}
        .footer-col a:hover{color:var(--accent-500)}
        .footer-bottom{border-top:1px solid rgba(255,255,255,0.08);margin-top:32px;padding-top:18px;text-align:center;font-size:0.8rem;color:#7a6e95}
        @media(max-width:768px){.footer-inner{flex-direction:column;gap:24px}.footer-links{gap:24px}}

        /* Animations */
        @keyframes fadeInUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}
        .animate-in{animation:fadeInUp 0.6s ease forwards}
        .delay-1{animation-delay:0.1s}
        .delay-2{animation-delay:0.2s}
        .delay-3{animation-delay:0.3s}

/* roulang page: category1 */
:root {
            --primary: #5b4ae0;
            --primary-dark: #3d2eb8;
            --primary-light: #8b7cf0;
            --primary-soft: #ece9fb;
            --accent: #f07b3f;
            --accent-soft: #fef3ed;
            --bg: #faf9fb;
            --bg-card: #ffffff;
            --bg-dark: #1a1538;
            --bg-dark-card: #231d47;
            --text: #1e1b2e;
            --text-soft: #5c5776;
            --text-light: #8a85a3;
            --text-inverse: #f5f3fa;
            --border: #e4e0f0;
            --border-light: #f0edf7;
            --shadow-sm: 0 1px 2px rgba(30, 27, 46, 0.05);
            --shadow: 0 4px 16px rgba(30, 27, 46, 0.07);
            --shadow-md: 0 8px 30px rgba(30, 27, 46, 0.10);
            --shadow-lg: 0 20px 60px rgba(30, 27, 46, 0.12);
            --shadow-glow: 0 0 0 4px rgba(91, 74, 224, 0.10);
            --radius-sm: 8px;
            --radius: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --radius-full: 9999px;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --container: 1180px;
            --nav-height: 72px;
        }

        *,
        *::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(--text);
            background: var(--bg);
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        ul,
        ol {
            list-style: none;
        }

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

        /* Header & Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            width: 100%;
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }
        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 19px;
            box-shadow: 0 4px 14px rgba(91, 74, 224, 0.30);
        }
        .logo-text {
            font-weight: 700;
            font-size: 20px;
            color: var(--text);
            letter-spacing: -0.3px;
            white-space: nowrap;
        }

        .search-bar {
            display: flex;
            align-items: center;
            background: var(--bg);
            border: 2px solid var(--border);
            border-radius: var(--radius-full);
            padding: 10px 18px;
            gap: 10px;
            flex: 1;
            max-width: 380px;
            transition: all var(--transition);
        }
        .search-bar:focus-within {
            border-color: var(--primary);
            box-shadow: var(--shadow-glow);
            background: #fff;
        }
        .search-bar input {
            flex: 1;
            background: transparent;
            color: var(--text);
            font-size: 15px;
            min-width: 0;
        }
        .search-bar input::placeholder {
            color: var(--text-light);
        }
        .search-bar .search-icon {
            color: var(--text-light);
            font-size: 16px;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
        }
        .nav-link {
            padding: 8px 18px;
            border-radius: var(--radius-full);
            font-weight: 500;
            font-size: 15px;
            color: var(--text-soft);
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }
        .nav-link:hover {
            color: var(--primary);
            background: var(--primary-soft);
        }
        .nav-link.active {
            color: #fff;
            background: var(--primary);
            font-weight: 600;
            box-shadow: 0 4px 14px rgba(91, 74, 224, 0.30);
        }
        .nav-link.active:hover {
            background: var(--primary-dark);
            color: #fff;
        }

        .mobile-menu-btn {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: var(--bg);
            border: 1px solid var(--border);
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--text);
            flex-shrink: 0;
        }

        /* Page Banner */
        .page-banner {
            position: relative;
            background: linear-gradient(160deg, #1a1538 0%, #2d2560 35%, #3b2e7a 65%, #1a1538 100%);
            padding: 80px 0 90px;
            overflow: hidden;
            color: var(--text-inverse);
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center / cover no-repeat;
            opacity: 0.25;
            pointer-events: none;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(to top, var(--bg), transparent);
            pointer-events: none;
        }
        .banner-inner {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
        }
        .banner-badge {
            display: inline-block;
            padding: 6px 16px;
            border-radius: var(--radius-full);
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(8px);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
            color: #d5cef8;
            margin-bottom: 20px;
            border: 1px solid rgba(255, 255, 255, 0.15);
        }
        .banner-inner h1 {
            font-size: 44px;
            font-weight: 800;
            letter-spacing: -0.5px;
            line-height: 1.2;
            margin-bottom: 16px;
            color: #fff;
        }
        .banner-inner h1 span {
            background: linear-gradient(135deg, #c4b8ff 0%, #f0b8a0 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .banner-subtitle {
            font-size: 17px;
            color: #beb8dc;
            line-height: 1.6;
            max-width: 540px;
            margin: 0 auto;
        }
        .banner-stats {
            display: flex;
            justify-content: center;
            gap: 50px;
            margin-top: 36px;
            flex-wrap: wrap;
        }
        .banner-stat {
            text-align: center;
        }
        .banner-stat-number {
            font-size: 38px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -1px;
        }
        .banner-stat-label {
            font-size: 13px;
            color: #beb8dc;
            margin-top: 2px;
        }

        /* Section common */
        .section {
            padding: 72px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-label {
            display: inline-block;
            padding: 5px 14px;
            border-radius: var(--radius-full);
            background: var(--primary-soft);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: 32px;
            font-weight: 700;
            color: var(--text);
            letter-spacing: -0.3px;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-soft);
            max-width: 560px;
            margin: 10px auto 0;
            line-height: 1.6;
        }

        /* Step Guide */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
        }
        .step-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 32px 24px 28px;
            text-align: center;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition-slow);
            position: relative;
            z-index: 1;
        }
        .step-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .step-number {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-full);
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            color: #fff;
            font-size: 22px;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            box-shadow: 0 6px 20px rgba(91, 74, 224, 0.30);
        }
        .step-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 8px;
        }
        .step-card p {
            font-size: 14px;
            color: var(--text-soft);
            line-height: 1.6;
        }
        .step-card .step-icon {
            font-size: 26px;
            color: var(--primary);
            margin-bottom: 10px;
            display: block;
        }

        /* Guide Cards */
        .guide-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .guide-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;
        }
        .guide-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .guide-card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            background: var(--primary-soft);
        }
        .guide-card-body {
            padding: 22px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .guide-card-tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            font-size: 12px;
            font-weight: 600;
            background: var(--accent-soft);
            color: var(--accent);
            margin-bottom: 10px;
            align-self: flex-start;
        }
        .guide-card-body h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .guide-card-body p {
            font-size: 14px;
            color: var(--text-soft);
            line-height: 1.6;
            flex: 1;
        }
        .guide-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 14px;
            color: var(--primary);
            margin-top: 14px;
            transition: all var(--transition);
        }
        .guide-card-link:hover {
            gap: 10px;
            color: var(--primary-dark);
        }

        /* Safety Section */
        .safety-section {
            background: var(--bg-dark);
            color: var(--text-inverse);
            padding: 72px 0;
            position: relative;
            overflow: hidden;
        }
        .safety-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(139, 124, 240, 0.20) 0%, transparent 70%);
            pointer-events: none;
        }
        .safety-section .section-title {
            color: #fff;
        }
        .safety-section .section-desc {
            color: #beb8dc;
        }
        .safety-section .section-label {
            background: rgba(255, 255, 255, 0.10);
            color: #c4b8ff;
        }
        .safety-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            max-width: 860px;
            margin: 0 auto;
        }
        .safety-item {
            display: flex;
            gap: 16px;
            background: var(--bg-dark-card);
            border-radius: var(--radius);
            padding: 22px 20px;
            border: 1px solid rgba(255, 255, 255, 0.06);
            transition: all var(--transition);
            align-items: flex-start;
        }
        .safety-item:hover {
            border-color: rgba(255, 255, 255, 0.16);
            background: rgba(255, 255, 255, 0.04);
        }
        .safety-item-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: rgba(139, 124, 240, 0.20);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: #c4b8ff;
            flex-shrink: 0;
        }
        .safety-item-content h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 4px;
        }
        .safety-item-content p {
            font-size: 14px;
            color: #beb8dc;
            line-height: 1.5;
        }

        /* FAQ */
        .faq-list {
            max-width: 760px;
            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);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            font-weight: 600;
            font-size: 16px;
            color: var(--text);
            text-align: left;
            gap: 12px;
        }
        .faq-question i {
            font-size: 14px;
            color: var(--text-light);
            transition: transform var(--transition);
        }
        .faq-answer {
            padding: 0 22px 18px;
            font-size: 15px;
            color: var(--text-soft);
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-item.open {
            border-color: var(--primary);
            box-shadow: var(--shadow-glow);
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(160deg, #2d2560 0%, #3b2e7a 50%, #2d2560 100%);
            padding: 70px 0;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -30%;
            width: 80%;
            height: 200%;
            background: radial-gradient(ellipse, rgba(139, 124, 240, 0.18) 0%, transparent 60%);
            pointer-events: none;
        }
        .cta-inner {
            position: relative;
            z-index: 1;
            max-width: 600px;
            margin: 0 auto;
        }
        .cta-inner h2 {
            font-size: 34px;
            font-weight: 800;
            letter-spacing: -0.3px;
            margin-bottom: 14px;
        }
        .cta-inner p {
            font-size: 16px;
            color: #beb8dc;
            margin-bottom: 28px;
            line-height: 1.6;
        }
        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 16px;
            background: #fff;
            color: var(--primary);
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.20);
            transition: all var(--transition);
        }
        .btn-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 14px 38px rgba(0, 0, 0, 0.28);
            color: var(--primary-dark);
        }

        /* Footer */
        .site-footer {
            background: #100e1f;
            color: #c4bfdc;
            padding: 56px 0 28px;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
            color: #fff;
            font-weight: 700;
            font-size: 18px;
        }
        .footer-logo .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
        }
        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: #8a84b4;
            max-width: 300px;
        }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 14px;
        }
        .footer-col a {
            display: block;
            font-size: 14px;
            color: #8a84b4;
            padding: 5px 0;
            transition: color var(--transition);
        }
        .footer-col a:hover {
            color: #c4b8ff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: 40px;
            padding-top: 20px;
            text-align: center;
            font-size: 13px;
            color: #6b658e;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .guide-cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
            .footer-links {
                grid-column: span 2;
                grid-template-columns: repeat(3, 1fr);
            }
        }
        @media (max-width: 768px) {
            .search-bar {
                display: none;
            }
            .nav-links {
                display: none;
            }
            .nav-links.open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: #fff;
                padding: 16px 24px;
                border-bottom: 2px solid var(--border);
                box-shadow: var(--shadow-md);
                z-index: 999;
                gap: 4px;
            }
            .mobile-menu-btn {
                display: flex;
            }
            .banner-inner h1 {
                font-size: 30px;
            }
            .banner-stats {
                gap: 28px;
            }
            .banner-stat-number {
                font-size: 28px;
            }
            .guide-cards-grid {
                grid-template-columns: 1fr;
            }
            .steps-grid {
                grid-template-columns: 1fr 1fr;
            }
            .safety-list {
                grid-template-columns: 1fr;
            }
            .section {
                padding: 48px 0;
            }
            .section-title {
                font-size: 26px;
            }
            .footer-inner {
                grid-template-columns: 1fr;
            }
            .footer-links {
                grid-column: span 1;
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 520px) {
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .banner-stats {
                flex-direction: column;
                gap: 18px;
                align-items: center;
            }
            .banner-inner h1 {
                font-size: 26px;
            }
            .section-title {
                font-size: 22px;
            }
            .cta-inner h2 {
                font-size: 24px;
            }
            .footer-links {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .header-inner {
                gap: 10px;
            }
            .logo-text {
                font-size: 17px;
            }
        }

/* roulang page: article */
:root {
            --primary: #5b5fe3;
            --primary-dark: #4a4ec9;
            --primary-light: #eef0ff;
            --accent: #f0a04b;
            --accent-light: #fff7ed;
            --accent-dark: #d48935;
            --text: #2d2a3d;
            --text-soft: #6b6780;
            --text-muted: #9995ab;
            --bg: #faf9f7;
            --bg-white: #ffffff;
            --bg-soft: #f3f1f8;
            --border: #e8e5f0;
            --border-light: #f0edf5;
            --shadow-sm: 0 1px 2px rgba(45,42,61,0.04);
            --shadow: 0 4px 16px rgba(45,42,61,0.06);
            --shadow-md: 0 8px 30px rgba(45,42,61,0.08);
            --shadow-lg: 0 16px 48px rgba(45,42,61,0.10);
            --shadow-glow: 0 4px 24px rgba(91,95,227,0.12);
            --radius-sm: 8px;
            --radius: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --content-width: 780px;
            --sidebar-width: 340px;
        }

        *,*::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(--text);background:var(--bg);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)}
        button,input,select,textarea{font-family:inherit;font-size:inherit}
        button{cursor:pointer;border:none;background:none}
        ul,ol{list-style:none}

        .container{max-width:var(--max-width);margin:0 auto;padding:0 28px}
        @media(max-width:768px){.container{padding:0 18px}}

        /* Header & Nav - 搜索主导 */
        .site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,0.92);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border-light);box-shadow:var(--shadow-sm)}
        .header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 0;flex-wrap:nowrap}
        .header-logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
        .header-logo .logo-icon{display:flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:var(--radius-sm);background:linear-gradient(135deg,var(--primary),#7c6ff0);color:#fff;font-size:20px;box-shadow:var(--shadow-glow)}
        .header-logo .logo-text{font-size:1.2rem;font-weight:700;color:var(--text);white-space:nowrap;letter-spacing:-0.01em}
        .header-search{flex:1;max-width:420px;position:relative}
        .header-search form{display:flex;align-items:center}
        .header-search input{width:100%;padding:12px 48px 12px 20px;border:2px solid var(--border);border-radius:50px;background:var(--bg-soft);color:var(--text);font-size:0.95rem;outline:none;transition:all var(--transition)}
        .header-search input:focus{border-color:var(--primary);background:var(--bg-white);box-shadow:0 0 0 5px rgba(91,95,227,0.07)}
        .header-search input::placeholder{color:var(--text-muted)}
        .header-search button{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:38px;height:38px;border-radius:50%;background:var(--primary);color:#fff;font-size:0.95rem;display:flex;align-items:center;justify-content:center;transition:all var(--transition)}
        .header-search button:hover{background:var(--primary-dark);box-shadow:var(--shadow-glow)}
        .header-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}
        .nav-links{display:flex;align-items:center;gap:6px}
        .nav-link{display:inline-flex;align-items:center;gap:6px;padding:9px 18px;border-radius:50px;font-size:0.95rem;font-weight:500;color:var(--text-soft);transition:all var(--transition);white-space:nowrap}
        .nav-link:hover{color:var(--primary);background:var(--primary-light)}
        .nav-link.active{color:var(--primary);background:var(--primary-light);font-weight:600}
        .mobile-toggle{display:none;width:40px;height:40px;border-radius:var(--radius-sm);align-items:center;justify-content:center;font-size:1.3rem;color:var(--text);background:var(--bg-soft);flex-shrink:0}
        @media(max-width:920px){
            .header-search{max-width:260px}
            .nav-link{padding:8px 14px;font-size:0.9rem}
        }
        @media(max-width:768px){
            .header-search{display:none}
            .header-search.mobile-visible{display:block;max-width:100%;width:100%;order:3;flex-basis:100%}
            .nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:var(--bg-white);flex-direction:column;padding:12px 18px;border-bottom:1px solid var(--border-light);box-shadow:var(--shadow-md);gap:4px;z-index:99}
            .nav-links.open{display:flex}
            .nav-link{border-radius:var(--radius);width:100%;padding:11px 16px}
            .mobile-toggle{display:flex}
            .header-inner{flex-wrap:wrap}
        }

        /* Article Banner */
        .article-banner{position:relative;padding:60px 0 50px;background:linear-gradient(170deg,rgba(91,95,227,0.04) 0%,rgba(240,160,75,0.06) 50%,rgba(250,249,247,1) 100%),url('/assets/images/backpic/back-1.png') center/cover no-repeat;background-blend-mode:overlay;border-bottom:1px solid var(--border-light)}
        .article-banner .container{position:relative;z-index:1}
        .article-breadcrumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:0.88rem;color:var(--text-muted);margin-bottom:16px}
        .article-breadcrumb a{color:var(--text-soft);transition:color var(--transition)}
        .article-breadcrumb a:hover{color:var(--primary)}
        .article-breadcrumb .sep{color:var(--text-muted);font-size:0.7rem}
        .article-breadcrumb .current{color:var(--primary);font-weight:500}
        .article-category-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 16px;border-radius:50px;background:var(--accent-light);color:var(--accent-dark);font-size:0.85rem;font-weight:600;margin-bottom:14px}
        .article-banner h1{font-size:2.4rem;font-weight:800;line-height:1.35;color:var(--text);letter-spacing:-0.02em;max-width:800px}
        .article-meta-row{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin-top:14px;font-size:0.9rem;color:var(--text-soft)}
        .article-meta-row span{display:inline-flex;align-items:center;gap:6px}
        .article-meta-row i{color:var(--primary);font-size:0.85rem}
        @media(max-width:768px){
            .article-banner{padding:40px 0 32px}
            .article-banner h1{font-size:1.6rem}
            .article-meta-row{gap:12px;font-size:0.82rem}
        }

        /* 未找到 */
        .not-found-section{padding:80px 0;text-align:center}
        .not-found-card{background:var(--bg-white);border-radius:var(--radius-lg);padding:60px 40px;box-shadow:var(--shadow);max-width:600px;margin:0 auto}
        .not-found-card .nf-icon{font-size:4rem;color:var(--text-muted);margin-bottom:20px}
        .not-found-card h2{font-size:1.8rem;font-weight:700;margin-bottom:10px;color:var(--text)}
        .not-found-card p{color:var(--text-soft);margin-bottom:24px;line-height:1.6}
        .btn{display:inline-flex;align-items:center;gap:8px;padding:13px 28px;border-radius:50px;font-weight:600;font-size:0.95rem;transition:all var(--transition);cursor:pointer;white-space:nowrap}
        .btn-primary{background:var(--primary);color:#fff;box-shadow:0 4px 14px rgba(91,95,227,0.25)}
        .btn-primary:hover{background:var(--primary-dark);box-shadow:0 6px 22px rgba(91,95,227,0.35);transform:translateY(-2px)}
        .btn-outline{background:transparent;color:var(--primary);border:2px solid var(--primary)}
        .btn-outline:hover{background:var(--primary-light);transform:translateY(-1px)}
        .btn-accent{background:var(--accent);color:#fff;box-shadow:0 4px 14px rgba(240,160,75,0.25)}
        .btn-accent:hover{background:var(--accent-dark);box-shadow:0 6px 22px rgba(240,160,75,0.35);transform:translateY(-2px)}

        /* 文章主体布局 */
        .article-main{padding:50px 0 60px}
        .article-layout{display:grid;grid-template-columns:1fr var(--sidebar-width);gap:48px;align-items:start}
        @media(max-width:1024px){
            .article-layout{grid-template-columns:1fr;gap:36px}
        }
        .article-body-section{min-width:0}
        .article-featured-image{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);margin-bottom:28px}
        .article-featured-image img{width:100%;display:block;aspect-ratio:16/9;object-fit:cover}
        .article-content{font-size:1.05rem;line-height:1.85;color:var(--text)}
        .article-content h2{font-size:1.55rem;font-weight:700;margin:32px 0 14px;color:var(--text);line-height:1.4}
        .article-content h3{font-size:1.25rem;font-weight:600;margin:24px 0 10px;color:var(--text)}
        .article-content p{margin-bottom:16px}
        .article-content ul,.article-content ol{margin:12px 0 16px 20px}
        .article-content li{margin-bottom:6px;list-style:disc}
        .article-content ol li{list-style:decimal}
        .article-content strong{color:var(--text);font-weight:700}
        .article-content a{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
        .article-content a:hover{color:var(--primary-dark)}
        .article-content blockquote{border-left:3px solid var(--primary);padding:14px 20px;margin:20px 0;background:var(--primary-light);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--text-soft);font-style:italic}
        .article-content img{border-radius:var(--radius);margin:16px 0}
        .article-content code{background:var(--bg-soft);padding:3px 8px;border-radius:4px;font-size:0.9em;color:var(--primary-dark)}
        .article-content pre{background:var(--bg-soft);padding:16px 20px;border-radius:var(--radius);overflow-x:auto;margin:16px 0;font-size:0.9rem;line-height:1.6}

        /* 文章底部标签 & 分享 */
        .article-footer-meta{margin-top:36px;padding-top:24px;border-top:1px solid var(--border-light);display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px}
        .article-tags{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
        .article-tags .tag-label{font-size:0.85rem;color:var(--text-muted)}
        .article-tags .tag{display:inline-block;padding:5px 14px;border-radius:50px;background:var(--bg-soft);color:var(--text-soft);font-size:0.82rem;font-weight:500;transition:all var(--transition)}
        .article-tags .tag:hover{background:var(--primary-light);color:var(--primary)}
        .share-buttons{display:flex;align-items:center;gap:8px}
        .share-buttons span{font-size:0.85rem;color:var(--text-muted)}
        .share-btn{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--bg-soft);color:var(--text-soft);transition:all var(--transition);font-size:0.9rem}
        .share-btn:hover{background:var(--primary);color:#fff;box-shadow:var(--shadow-glow)}

        /* 侧边栏 */
        .sidebar{position:sticky;top:90px}
        @media(max-width:1024px){.sidebar{position:static;top:auto}}
        .sidebar-card{background:var(--bg-white);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow);margin-bottom:24px;border:1px solid var(--border-light)}
        .sidebar-card h4{font-size:1.05rem;font-weight:700;margin-bottom:16px;color:var(--text);display:flex;align-items:center;gap:8px}
        .sidebar-card h4 i{color:var(--primary);font-size:0.9rem}
        .sidebar-search{position:relative}
        .sidebar-search input{width:100%;padding:11px 40px 11px 16px;border:2px solid var(--border);border-radius:50px;background:var(--bg-soft);color:var(--text);font-size:0.9rem;outline:none;transition:all var(--transition)}
        .sidebar-search input:focus{border-color:var(--primary);background:var(--bg-white);box-shadow:0 0 0 4px rgba(91,95,227,0.05)}
        .sidebar-search button{position:absolute;right:4px;top:50%;transform:translateY(-50%);width:32px;height:32px;border-radius:50%;background:var(--primary);color:#fff;font-size:0.8rem;display:flex;align-items:center;justify-content:center}
        .sidebar-post-item{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid var(--border-light);align-items:flex-start}
        .sidebar-post-item:last-child{border-bottom:none;padding-bottom:0}
        .sidebar-post-item .sp-thumb{width:70px;height:52px;border-radius:var(--radius-sm);overflow:hidden;flex-shrink:0;background:var(--bg-soft)}
        .sidebar-post-item .sp-thumb img{width:100%;height:100%;object-fit:cover}
        .sidebar-post-item .sp-info{flex:1;min-width:0}
        .sidebar-post-item .sp-title{font-size:0.88rem;font-weight:600;line-height:1.4;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color var(--transition)}
        .sidebar-post-item .sp-title:hover{color:var(--primary)}
        .sidebar-post-item .sp-date{font-size:0.78rem;color:var(--text-muted);margin-top:3px}
        .sidebar-category-list{display:flex;flex-wrap:wrap;gap:8px}
        .sidebar-cat-tag{display:inline-block;padding:6px 14px;border-radius:50px;background:var(--bg-soft);color:var(--text-soft);font-size:0.82rem;font-weight:500;transition:all var(--transition)}
        .sidebar-cat-tag:hover{background:var(--primary-light);color:var(--primary)}

        /* 相关文章 */
        .related-section{padding:50px 0 60px;background:var(--bg-soft);border-top:1px solid var(--border-light)}
        .related-section .section-label{text-align:center;font-size:0.85rem;font-weight:600;color:var(--primary);text-transform:uppercase;letter-spacing:0.06em;margin-bottom:6px}
        .related-section h3{text-align:center;font-size:1.7rem;font-weight:700;margin-bottom:32px;color:var(--text)}
        .related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
        @media(max-width:900px){.related-grid{grid-template-columns:repeat(2,1fr)}}
        @media(max-width:560px){.related-grid{grid-template-columns:1fr}}
        .related-card{background:var(--bg-white);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);transition:all var(--transition);border:1px solid transparent}
        .related-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px);border-color:var(--border-light)}
        .related-card .rc-image{aspect-ratio:16/10;overflow:hidden;background:var(--bg-soft)}
        .related-card .rc-image img{width:100%;height:100%;object-fit:cover;transition:transform 0.5s ease}
        .related-card:hover .rc-image img{transform:scale(1.04)}
        .related-card .rc-body{padding:18px 20px 20px}
        .related-card .rc-category{font-size:0.78rem;font-weight:600;color:var(--accent);margin-bottom:6px}
        .related-card .rc-title{font-size:1rem;font-weight:700;line-height:1.4;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color var(--transition)}
        .related-card:hover .rc-title{color:var(--primary)}
        .related-card .rc-date{font-size:0.8rem;color:var(--text-muted);margin-top:8px}
        .no-related{text-align:center;color:var(--text-muted);padding:30px 0;font-size:0.95rem;grid-column:1/-1}

        /* FAQ */
        .faq-section{padding:60px 0}
        .faq-section .section-label{text-align:center;font-size:0.85rem;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:0.06em;margin-bottom:6px}
        .faq-section h3{text-align:center;font-size:1.7rem;font-weight:700;margin-bottom:36px;color:var(--text)}
        .faq-list{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
        .faq-item{background:var(--bg-white);border-radius:var(--radius);padding:20px 24px;box-shadow:var(--shadow-sm);border:1px solid var(--border-light);cursor:pointer;transition:all var(--transition)}
        .faq-item:hover{border-color:var(--primary);box-shadow:var(--shadow)}
        .faq-item .faq-q{font-weight:700;font-size:1.02rem;color:var(--text);display:flex;align-items:center;justify-content:space-between;gap:12px}
        .faq-item .faq-q i{color:var(--primary);font-size:0.85rem;transition:transform var(--transition)}
        .faq-item.open .faq-q i{transform:rotate(180deg)}
        .faq-item .faq-a{font-size:0.95rem;color:var(--text-soft);line-height:1.7;margin-top:10px;display:none}
        .faq-item.open .faq-a{display:block}

        /* CTA */
        .cta-section{padding:56px 0;background:linear-gradient(135deg,var(--primary),#7c6ff0);border-radius:var(--radius-xl);margin:20px 28px 50px;text-align:center;color:#fff;position:relative;overflow:hidden}
        @media(max-width:768px){.cta-section{margin:20px 12px 40px;border-radius:var(--radius-lg);padding:40px 20px}}
        .cta-section::before{content:'';position:absolute;top:-60px;right:-40px;width:200px;height:200px;border-radius:50%;background:rgba(255,255,255,0.06);pointer-events:none}
        .cta-section::after{content:'';position:absolute;bottom:-50px;left:-30px;width:160px;height:160px;border-radius:50%;background:rgba(255,255,255,0.05);pointer-events:none}
        .cta-section .container{position:relative;z-index:1}
        .cta-section h3{font-size:1.7rem;font-weight:700;margin-bottom:10px}
        .cta-section p{font-size:1rem;opacity:0.9;margin-bottom:22px;max-width:500px;margin-left:auto;margin-right:auto}
        .cta-section .btn-cta{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;border-radius:50px;font-weight:700;font-size:1rem;background:#fff;color:var(--primary);transition:all var(--transition);box-shadow:0 6px 20px rgba(0,0,0,0.15)}
        .cta-section .btn-cta:hover{background:#f0edff;transform:translateY(-3px);box-shadow:0 10px 30px rgba(0,0,0,0.2)}

        /* Footer */
        .site-footer{background:var(--bg-white);border-top:1px solid var(--border-light);padding:48px 0 0;margin-top:auto}
        .footer-inner{display:grid;grid-template-columns:1.4fr 1fr;gap:40px;padding-bottom:36px;border-bottom:1px solid var(--border-light)}
        @media(max-width:768px){.footer-inner{grid-template-columns:1fr;gap:28px}}
        .footer-brand .footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:12px}
        .footer-logo .logo-icon{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--radius-sm);background:linear-gradient(135deg,var(--primary),#7c6ff0);color:#fff;font-size:16px}
        .footer-logo span{font-weight:700;font-size:1.05rem;color:var(--text)}
        .footer-desc{font-size:0.9rem;color:var(--text-soft);line-height:1.6;max-width:360px}
        .footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
        @media(max-width:560px){.footer-links{grid-template-columns:1fr 1fr}}
        .footer-col h4{font-size:0.9rem;font-weight:700;color:var(--text);margin-bottom:12px}
        .footer-col a{display:block;font-size:0.85rem;color:var(--text-soft);padding:4px 0;transition:color var(--transition)}
        .footer-col a:hover{color:var(--primary)}
        .footer-bottom{padding:18px 0;text-align:center;font-size:0.82rem;color:var(--text-muted)}