:root{--primary:rgb(255,59,48);--primary-hover:#dc2d23;--bg-light:#f8f9fa;--bg-dark:#111;--text-main:#1a1a1a;--text-sub:#666;--border:#eaebec;--shadow:0 10px 30px rgba(0,0,0,0.05);}
        *{margin:0;padding:0;box-sizing:border-box;}
        body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text-main);line-height:1.8;background:#fff;}
        a{text-decoration:none;color:inherit;transition:all .3s;}
        ul,li{list-style:none;}
        .container{max-width:1000px;margin:0 auto;padding:0 20px;}
        img{max-width:100%;height:auto;}
        
        .header{position:sticky;top:0;background:rgba(255,255,255,0.95);backdrop-filter:blur(10px);z-index:100;border-bottom:1px solid var(--border);}
        .header-inner{display:flex;align-items:center;justify-content:space-between;height:80px;}
        .logo{display:inline-flex;align-items:center;gap:12px;max-width:300px;margin:0 auto;}
        @media(min-width:769px){.logo{margin:0;}}
        .logo img{display:block;height:40px;width:auto;max-width:160px;object-fit:contain;flex-shrink:0;}
        .logo span{font-size:22px;font-weight:800;color:#111;white-space:nowrap;}
        .desktop-nav .nav-list{display:flex;gap:32px;}
        .desktop-nav .nav-list a{font-weight:500;font-size:16px;}
        .desktop-nav .nav-list a:hover{color:var(--primary);}
        .header-actions{display:flex;gap:16px;}
        .btn{display:inline-flex;align-items:center;padding:12px 28px;border-radius:6px;font-weight:600;cursor:pointer;}
        .btn-primary{background:var(--primary);color:#fff;border:1px solid var(--primary);}
        .mobile-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;}
        .mobile-toggle span{width:24px;height:2px;background:#333;}
        
        .drawer{position:fixed;top:0;left:0;width:100%;height:100%;z-index:999;pointer-events:none;visibility:hidden;}
        .drawer.active{pointer-events:auto;visibility:visible;}
        .drawer-overlay{position:absolute;width:100%;height:100%;background:rgba(0,0,0,0.6);opacity:0;transition:.3s;}
        .drawer.active .drawer-overlay{opacity:1;}
        .drawer-content{position:absolute;left:-320px;width:300px;height:100%;background:#fff;transition:.3s;display:flex;flex-direction:column;}
        .drawer.active .drawer-content{transform:translateX(320px);}
        .drawer-header{padding:20px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;}
        .drawer-close{background:none;border:none;font-size:32px;color:#999;cursor:pointer;}
        .drawer-body{padding:20px;overflow-y:auto;flex:1;}
        .mobile-nav-list a{display:block;padding:15px 0;font-weight:500;}

        
        .article-wrapper{padding:40px 0 80px;}
        .breadcrumb{font-size:14px;color:var(--text-sub);margin-bottom:24px;}
        .breadcrumb a{color:#111;font-weight:500;}
        .breadcrumb a:hover{color:var(--primary);}
        
        .article-header{margin-bottom:40px;border-bottom:1px solid var(--border);padding-bottom:30px;}
        .article-title{font-size:36px;font-weight:800;color:#111;line-height:1.4;margin-bottom:20px;}
        .article-meta{display:flex;flex-wrap:wrap;gap:20px;font-size:14px;color:var(--text-sub);align-items:center;}
        .article-meta span{display:flex;align-items:center;gap:6px;}
        
        .article-content{font-size:17px;color:#333;}
        .article-content p{margin-bottom:20px;}
        .article-content h2{font-size:24px;font-weight:700;margin:40px 0 20px;color:#111;}
        .article-content h3{font-size:20px;font-weight:700;margin:30px 0 15px;}
        .article-content img{border-radius:12px;margin:20px 0;}
        .article-content blockquote{border-left:4px solid var(--primary);padding-left:20px;margin:30px 0;color:#555;font-style:italic;background:var(--bg-light);padding:20px;}
        
        .article-tags{margin:40px 0;display:flex;gap:10px;flex-wrap:wrap;align-items:center;}
        .article-tags span{font-size:14px;color:var(--text-sub);}
        .article-tags a{background:var(--bg-light);padding:6px 16px;border-radius:20px;font-size:13px;color:var(--text-main);font-weight:500;}
        .article-tags a:hover{background:var(--primary);color:#fff;}
        
        .article-nav{display:flex;justify-content:space-between;border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:30px 0;margin-bottom:60px;}
        .article-nav a{display:block;max-width:45%;}
        .nav-label{font-size:13px;color:var(--text-sub);margin-bottom:8px;display:block;}
        .nav-title{font-size:16px;font-weight:600;color:#111;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
        .article-nav a:hover .nav-title{color:var(--primary);}
        .nav-next{text-align:right;}

        .related-section{background:var(--bg-light);padding:60px 0;border-radius:16px;}
        .related-title{font-size:24px;font-weight:700;margin-bottom:30px;text-align:center;}
        .related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
        .post-card{background:#fff;border-radius:12px;overflow:hidden;border:1px solid var(--border);transition:all .3s;}
        .post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
        .post-img{display:block;aspect-ratio:16/10;overflow:hidden;position:relative;}
        .post-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
        .post-card:hover .post-img img{transform:scale(1.05);}
        .post-info{padding:16px;}
        .post-title{font-size:16px;font-weight:700;margin-bottom:8px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
        .post-meta-small{font-size:12px;color:#999;display:flex;justify-content:space-between;}
        
        .footer{background:var(--bg-dark);color:#fff;padding:80px 0 20px;}
        .footer .logo span{color:#fff;}
        .footer-inner{display:flex;flex-wrap:wrap;gap:60px;margin-bottom:60px;max-width:1200px;margin-left:auto;margin-right:auto;padding:0 20px;}
        .footer-brand{flex:1;min-width:300px;}
        .footer-desc{margin-top:20px;color:#999;font-size:14px;line-height:1.8;}
        .footer-links{flex:2;display:flex;justify-content:space-between;flex-wrap:wrap;gap:40px;}
        .link-group h4{font-size:16px;margin-bottom:24px;font-weight:600;}
        .link-group ul li{margin-bottom:14px;}
        .link-group ul a{color:#999;font-size:14px;}
        .link-group ul a:hover{color:var(--primary);}
        .footer-bottom{border-top:1px solid #222;padding-top:24px;text-align:center;color:#666;font-size:14px;}

        @media(max-width:768px){
            .desktop-nav{display:none;}
            .header-actions .btn{display:none;}
            .mobile-toggle{display:flex;}
            .article-title{font-size:26px;}
            .related-grid{grid-template-columns:1fr;}
        }