body{font-family:var(--font-body);background:#ffffff;color:var(--text);line-height:1.7;min-width:var(--min-width);-webkit-font-smoothing:antialiased;overflow-x:auto}.container{max-width:var(--max-width);min-width:calc(var(--min-width) - 40px);margin:0 auto;padding:0 20px}.main-header{background:var(--white);height:var(--header-main-h);box-shadow:var(--shadow-xs);position:sticky;top:0;z-index:1000;transition:box-shadow 0.3s}.main-header.scrolled{box-shadow:var(--shadow-md)}.main-header .container{display:flex;align-items:center;height:100%;gap:20px}.logo-area{display:flex;align-items:center;gap:10px;text-decoration:none}.logo-icon{width:141px;height:44px;display:flex;align-items:center;justify-content:flex-start}.logo-icon img{width:100%;height:100%;object-fit:contain}.logo-text{font-family:var(--font-heading);font-weight:700;font-size:1.4rem;color:#1a1a2e;line-height:1.2}.logo-text span{color:var(--primary)}.logo-sub{font-size:0.65rem;color:var(--text-muted);display:block}.search-box{display:flex;align-items:center;background:#f1f3f6;border-radius:22px;padding:5px 5px 5px 15px;border:2px solid transparent;transition:var(--transition);margin-left:auto}.search-box input{border:none;background:transparent;outline:none;font-size:0.88rem;width:160px;color:var(--text)}.search-box button{background:var(--primary);border:none;color:#fff;width:34px;height:34px;border-radius:50%;cursor:pointer}.header-quick-links{display:flex;gap:8px}.header-quick-links a{text-decoration:none;font-size:0.8rem;color:var(--text-light);padding:6px 12px;border-radius:16px;background:#f8f9fb;display:flex;align-items:center;gap:4px;position:relative}.header-quick-links a:hover{color:var(--primary);background:#fef2f2}.header-quick-links a.highlight-link{background:var(--primary);color:#fff;font-weight:600}.qrcode-popup{display:none;position:absolute;top:100%;left:50%;transform:translateX(-50%);background:#fff;border:1px solid #ddd;border-radius:8px;padding:10px;text-align:center;z-index:10;box-shadow:var(--shadow-md);margin-top:8px;white-space:nowrap;color:#333}.header-quick-links a:hover .qrcode-popup{display:block}.qr-placeholder{width:80px;height:80px;background:#f0f0f0;margin:0 auto 4px;display:flex;align-items:center;justify-content:center;font-size:2rem}.category-nav{background:#fff;border-bottom:2px solid #eef1f5;height:var(--nav-cat-h);position:sticky;top:var(--header-main-h);z-index:999;box-shadow:var(--shadow-xs)}.category-nav .container{display:flex;align-items:center;height:100%;gap:0}.category-nav a{text-decoration:none;color:var(--text);font-size:0.88rem;padding:8px 13px;border-radius:4px;font-weight:500;position:relative}.category-nav a:hover{color:var(--primary);background:#fef7f7}.category-nav a.active{color:var(--primary);font-weight:700}.category-nav a.active::after{content:'';position:absolute;bottom:-11px;left:50%;transform:translateX(-50%);width:28px;height:3px;background:var(--primary);border-radius:2px 2px 0 0}.nav-more{position:relative}.nav-more-dropdown{display:none;position:absolute;top:100%;right:0;background:#fff;border:1px solid var(--border);border-radius:var(--radius-sm);box-shadow:var(--shadow-md);padding:8px 0;z-index:100;min-width:140px;margin-top:6px}.nav-more:hover .nav-more-dropdown{display:block}.nav-more-dropdown a{display:block;padding:8px 18px;font-size:0.85rem}a,a:visited{color:inherit;text-decoration:none}.content-layout{display:grid;grid-template-columns:150px 1fr 340px;gap:22px;padding:20px 20px 30px;max-width:var(--max-width);min-width:calc(var(--min-width) - 40px);margin:0 auto;align-items:start}.meta-col{position:sticky;top:var(--sticky-top);align-self:start}.main-col{min-width:0}.side-col{align-self:start}.white-panel{background:var(--white);padding:28px 30px;margin-bottom:20px}.side-card{background:var(--white);padding:18px;margin-bottom:20px}.side-card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.side-card-header h3{font-size:1.05rem;font-weight:700;display:flex;align-items:center;gap:8px;color:#1a1a2e}.meta-card{background:var(--white);border-right:1px solid var(--border-light);padding:20px 14px;text-align:center}.meta-original-badge{display:inline-block;background:var(--primary);color:#fff;padding:4px 12px;border-radius:12px;font-size:0.75rem;font-weight:600;margin-bottom:12px}.meta-item{margin-bottom:14px}.meta-label{font-size:0.7rem;color:var(--text-muted);margin-bottom:3px}.meta-value{font-size:0.85rem;font-weight:500;color:var(--text);word-break:break-all}.meta-qrcode{margin-top:16px;padding-top:16px;border-top:1px solid #eee}.meta-qrcode span{font-size:0.65rem;color:var(--text-muted)}.article-title{font-size:2rem;font-weight:800;line-height:1.4;font-family:var(--font-heading);color:#1a1a2e;margin-bottom:18px}.article-body{font-size:1.15rem;line-height:2.2;color:var(--text);text-align:justify}.article-body p{margin-bottom:16px}.article-body img{max-width:100%}.article-body a{color:#1a73e8;text-decoration:none;font-weight:500}.article-body a:hover{color:var(--primary);text-decoration:underline}.article-tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}.article-tags a{background:#f5f6f8;padding:6px 14px;border-radius:16px;font-size:0.9rem;transition:var(--transition);color:var(--text)}.article-tags a:hover{background:#fef2f2;color:var(--primary)}.source-note{font-size:0.82rem;color:var(--text-muted);line-height:1.6}.source-note a{color:var(--primary)}.divider{border-bottom:1px solid var(--border);margin:20px 0}.divider-light{border-bottom:1px solid #f0f2f5;margin:20px 0}.related-item{display:flex;gap:14px;padding:12px 0;border-bottom:1px solid #f0f2f5;align-items:flex-start;transition:var(--transition);color:inherit;text-decoration:none}.related-item:last-child{border-bottom:none}.related-item:hover .related-title{color:var(--primary)}.related-thumb{width:120px;height:80px;border-radius:var(--radius-sm);overflow:hidden;background:#f4f6f9;flex-shrink:0}.related-thumb img{width:100%;height:100%;object-fit:cover}.related-thumb .no-image{font-size:1.5rem;color:#bcc4d0;display:flex;align-items:center;justify-content:center;width:100%;height:100%}.related-info{flex:1;min-width:0}.related-title{font-size:0.9rem;font-weight:600;line-height:1.4;transition:var(--transition);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:20px}.related-meta{font-size:0.8rem;color:var(--text-muted);display:flex;align-items:center;gap:10px;flex-wrap:wrap}.related-meta a{color:var(--text-muted)}.related-meta a:hover{color:var(--primary)}.related-meta span{display:inline-flex;align-items:center;gap:3px}.section-subtitle{font-size:1.1rem;font-weight:700;display:flex;align-items:center;gap:8px;color:#1a1a2e;margin-bottom:4px}.hot-news-item{display:flex;gap:10px;padding:10px 0;border-bottom:1px solid #f4f5f7;align-items:center}.hot-news-item:last-child{border-bottom:none}.hot-news-item:hover .hot-news-title{color:var(--primary)}.hot-news-thumb{width:80px;height:56px;border-radius:4px;overflow:hidden;flex-shrink:0;background:#f4f6f9}.hot-news-thumb img{width:100%;height:100%;object-fit:cover}.hot-news-title{font-size:0.82rem;font-weight:500;line-height:1.4;transition:var(--transition)}.ad-slot{padding:12px 0;border-bottom:1px solid #f0f2f5;min-height:100px;display:flex;align-items:center;justify-content:center;background:#fafbfc;color:var(--text-muted);font-size:0.85rem}.tag-cloud{display:flex;flex-wrap:wrap;gap:7px}.tag-cloud a{padding:5px 12px;background:#f5f6f8;border-radius:16px;font-size:0.76rem;border:1px solid transparent}.tag-cloud a:hover{background:#fef2f2;color:var(--primary);border-color:#f5d0d0}.media-matrix{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}.media-matrix a{display:flex;flex-direction:column;align-items:center;font-size:0.7rem;gap:4px;position:relative}.media-icon{width:44px;height:44px;border-radius:50%;background:#f1f3f6;display:flex;align-items:center;justify-content:center;font-size:1.4rem}.media-matrix a:hover .media-icon{background:#e0e5ec}.media-matrix a .qrcode-popup{top:auto;bottom:100%;margin-bottom:8px;margin-top:0}.media-matrix a:hover .qrcode-popup{display:block}.float-buttons{position:fixed;bottom:30px;z-index:2000;right:calc((100vw - var(--max-width))/2 + 20px);display:flex;flex-direction:column;gap:12px;opacity:0;visibility:hidden;transition:opacity 0.3s,visibility 0.3s}.float-buttons.visible{opacity:1;visibility:visible}.float-btn{width:44px;height:44px;border-radius:50%;background:var(--white);border:1px solid var(--border);box-shadow:var(--shadow-sm);display:flex;align-items:center;justify-content:center;font-size:1.2rem;color:var(--text);cursor:pointer}.float-btn:hover{background:#fef2f2;color:var(--primary)}.site-footer{background:#1a1a2e;color:#a0a8b4;padding:24px 0;margin-top:10px;font-size:0.84rem}.site-footer .container{text-align:center}.footer-row{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:12px;margin-bottom:16px}.footer-row a{color:#8892a0;font-size:0.8rem}.footer-row a:hover{color:#fff}.footer-row .divider{color:#4a5568}.footer-friend-links span{color:#fff;font-weight:600}.footer-friend-links a{margin:0 6px}.copyright{padding-top:16px;border-top:1px solid #2a2a3e;margin-top:8px;font-size:0.73rem;color:#6a7280}.container{max-width:var(--max-width);min-width:calc(var(--min-width) - 40px);margin:0 auto;padding:0 20px}.ad-placeholder{border-radius:var(--radius-sm);padding:18px;text-align:center;color:var(--text-muted);font-size:0.85rem;display:flex;align-items:center;justify-content:center;gap:8px;min-height:90px;position:relative}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.ad-placeholder::before{content:"广告";position:absolute;top:4px;left:8px;background:#e0e0e0;color:#666;font-size:0.7rem;padding:2px 6px;border-radius:2px;font-weight:500}