.lqhx-cat{font-family:-apple-system,BlinkMacSystemFont,”Segoe UI”,”PingFang SC”,”Microsoft YaHei”,sans-serif;color:#333;line-height:1.7;max-width:1200px;margin:0 auto;padding:40px 20px} .lqhx-cat h1{font-size:28px;text-align:center;margin-bottom:8px} .lqhx-cat .sub{text-align:center;color:#666;margin-bottom:40px} .lqhx-cat h2{font-size:22px;color:#1a1a2e;border-left:4px solid #ff6b35;padding-left:12px;margin:40px 0 20px} .prod-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:16px;margin:20px 0} .prod-item{background:#fff;border-radius:8px;overflow:hidden;box-shadow:0 1px 6px rgba(0,0,0,0.06);transition:transform .2s} .prod-item:hover{transform:translateY(-3px)} .prod-item img{width:100%;height:140px;object-fit:contain;background:#f9f9f9;padding:8px} .prod-item .name{text-align:center;padding:8px;font-size:13px;color:#555} .spec-table{width:100%;border-collapse:collapse;margin:20px 0;font-size:14px} .spec-table th{background:#1a1a2e;color:#fff;padding:10px 16px;text-align:left} .spec-table td{padding:10px 16px;border-bottom:1px solid #eee} .spec-table tr:nth-child(even) td{background:#f9f9f9} .lqhx-cat .desc{font-size:15px;color:#555;margin:10px 0 20px;line-height:1.8}