*{box-sizing:border-box}body{font-family:system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;margin:0;padding:0;background:#f9f9f9;color:#333;line-height:1.6;font-size:16px}nav{display:flex;flex-wrap:nowrap;justify-content:space-between;align-items:center;background:#fff;border-bottom:1px solid #ddd;padding:0.8rem 1rem;position:sticky;top:0;z-index:100;box-shadow:0 2px 4px rgba(0,0,0,0.05)}nav a{flex:1 1 0;min-width:0;text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;text-decoration:none;color:#333;font-size:0.95rem;font-weight:500;transition:color 0.3s}nav a:first-child{font-weight:700;color:#e74c3c}nav a:hover{color:#e74c3c}.breadcrumb{font-size:0.85rem;color:#666;padding:0.8rem 1rem;background:#fff;border-bottom:1px solid #eee;margin-bottom:1rem}.breadcrumb a{color:#3498db;margin:0 0.3rem;text-decoration:none}.breadcrumb a:hover{text-decoration:underline}.breadcrumb span{color:#999}main{max-width:1200px;margin:0 auto;padding:2rem 1rem}h1{font-size:2rem;margin:0 0 1rem 0;color:#222;line-height:1.3}h2{font-size:1.5rem;margin:2rem 0 1rem 0;color:#333;border-left:4px solid #e74c3c;padding-left:0.8rem}h3{font-size:1.2rem;margin:0.5rem 0;color:#333}h4{font-size:1rem;margin:0.5rem 0;color:#555}p{margin:0.8rem 0;line-height:1.8}a{color:#3498db;text-decoration:none;transition:color 0.3s}a:hover{color:#e74c3c;text-decoration:underline}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem;margin:2rem 0}.card{background:#fff;border:1px solid #e0e0e0;border-radius:8px;padding:1.5rem;transition:transform 0.3s,box-shadow 0.3s}.card:hover{transform:translateY(-4px);box-shadow:0 6px 20px rgba(0,0,0,0.1)}.card h3{margin-top:0;font-size:1.25rem}.card h3 a{color:#222;text-decoration:none}.card h3 a:hover{color:#e74c3c}.card .meta{font-size:0.85rem;color:#888;margin:0.5rem 0}.card p{font-size:0.95rem;color:#555;line-height:1.6}.card .excerpt{font-size:0.9rem;color:#666;line-height:1.6}.intro{background:#fff;padding:2rem;border-radius:8px;margin-bottom:2rem;box-shadow:0 2px 8px rgba(0,0,0,0.05)}.intro h1{color:#e74c3c;margin-bottom:1rem}.intro p{font-size:1rem;line-height:1.8;color:#555}.notice{background:#fff3cd;border:1px solid #ffc107;border-radius:6px;padding:1rem;margin:1rem 0;color:#856404}.notice a{color:#0056b3;font-weight:600}.detail{background:#fff;padding:2rem;border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,0.05)}.detail h1{font-size:2.2rem;color:#222;margin-bottom:1rem}.detail .meta{display:flex;flex-wrap:wrap;gap:1rem;margin:1rem 0;font-size:0.95rem;color:#666}.detail .meta span{background:#f0f0f0;padding:0.3rem 0.8rem;border-radius:4px}.detail .tags{display:flex;flex-wrap:wrap;gap:0.5rem;margin:1rem 0}.detail .tags::before{content:'标签：';color:#888;margin-right:0.5rem}.detail section{margin:2rem 0}.detail section h2{font-size:1.4rem;margin-bottom:1rem}.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1.2rem;margin-top:1.5rem}.related-card{background:#fafafa;border:1px solid #e8e8e8;border-radius:6px;padding:1rem;transition:background 0.3s}.related-card:hover{background:#f0f0f0}.related-card h4{margin-top:0;font-size:1.1rem}.related-card h4 a{color:#333}.related-card h4 a:hover{color:#e74c3c}.related-card p{font-size:0.9rem;color:#666;line-height:1.5}@media (max-width:768px){nav{padding:0.6rem 0.5rem}nav a{font-size:0.8rem;padding:0.2rem 0.3rem}h1{font-size:1.6rem}h2{font-size:1.3rem}.card-grid{grid-template-columns:1fr;gap:1rem}.related-grid{grid-template-columns:1fr}.intro{padding:1.5rem}.detail{padding:1.5rem}.detail h1{font-size:1.8rem}main{padding:1rem 0.8rem}}body.ui-style-0{--primary:#e74c3c;--bg:#ffffff}body.ui-style-1{--primary:#ff6b35;--bg:#fafafa}body.ui-style-2{--primary:#e91e63;--bg:#ffffff}body.ui-style-3{--primary:#f44336;--bg:#fefefe}body.ui-style-4{--primary:#d32f2f;--bg:#ffffff}body.ui-style-5{background:#1a1a1a;color:#e0e0e0}body.ui-style-5 main,body.ui-style-5 .card,body.ui-style-5 .detail,body.ui-style-5 .intro{background:#2a2a2a;color:#e0e0e0}body.ui-style-5 nav{background:#222;border-bottom-color:#444}body.ui-style-5 nav a,body.ui-style-5 h1,body.ui-style-5 h2,body.ui-style-5 h3{color:#f0f0f0}body.ui-style-6{--primary:#3f51b5}body.ui-style-7{--primary:#2196f3}body.ui-style-8{--primary:#4caf50}body.ui-style-9{background:#0d0d0d;color:#ddd}body.ui-style-9 main,body.ui-style-9 .card,body.ui-style-9 .detail{background:#1a1a1a;color:#ddd}body.ui-style-10{--primary:#00c75a}body.ui-style-11{--primary:#0099ff}body.ui-style-12{--primary:#ff6700}body.ui-style-13{--primary:#00a1d6}body.ui-style-14{--primary:#1e3a8a}