:root{--primary:#1a7f4e;--primary-dark:#145c39;--primary-light:#e8f5ef;--text:#2c3e50;--text-light:#7f8c8d;--border:#e0e0e0;--bg:#f8faf9;--shadow:0 2px 8px #0000000f}*{box-sizing:border-box;margin:0;padding:0}body{color:var(--text);background:var(--bg);font-family:-apple-system,PingFang SC,Microsoft YaHei,sans-serif;line-height:1.6}a{color:var(--primary);text-decoration:none}a:hover{color:var(--primary-dark)}img{max-width:100%;display:block}.container{max-width:1200px;margin:0 auto;padding:0 16px}.section{margin-top:40px}.section-head{border-bottom:2px solid var(--primary);justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:10px;display:flex}.section-head h2{color:var(--text);font-size:22px}.section-head .more{font-size:14px}.product-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;display:grid}.product-card{box-shadow:var(--shadow);background:#fff;border-radius:10px;min-width:0;transition:transform .2s,box-shadow .2s;display:block;overflow:hidden}.product-card:hover{transform:translateY(-4px);box-shadow:0 6px 20px #0000001a}.product-img{background:var(--primary-light);justify-content:center;align-items:center;height:180px;display:flex;overflow:hidden}.product-img img{-o-object-fit:contain;object-fit:contain;max-width:100%;max-height:100%}.no-img{color:var(--primary);opacity:.5;font-size:48px;font-weight:700}.product-info{padding:12px 14px}.product-info h3{color:var(--text);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin-bottom:6px;font-size:15px;display:-webkit-box;overflow:hidden}.product-info .brand{color:var(--text-light);font-size:13px}.product-info .price{color:#e74c3c;margin-top:6px;font-weight:700}@media (width<=992px){.product-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (width<=640px){.product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}.page-title{border-bottom:2px solid var(--primary);margin:24px 0;padding-bottom:12px;font-size:26px}.breadcrumb{margin:16px 0;font-size:13px}.breadcrumb,.breadcrumb a,.empty{color:var(--text-light)}.empty{padding:60px 0}.admin-head{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.admin-head h1{color:#1e2a32;font-size:24px}.btn-primary{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:6px;padding:8px 16px;font-size:14px;display:inline-block}.btn-primary:hover{background:var(--primary-dark)}.btn-primary:disabled{opacity:.6}.btn-cancel{color:#7f8c8d;padding:8px 16px}.toolbar{gap:8px;margin-bottom:16px;display:flex}.toolbar input{border:1px solid #ddd;border-radius:6px;width:240px;padding:8px 12px}.toolbar button{color:#fff;cursor:pointer;background:#1e2a32;border:none;border-radius:6px;padding:8px 16px}.admin-table{border-collapse:collapse;background:#fff;border-radius:10px;width:100%;overflow:hidden;box-shadow:0 2px 8px #0000000f}.admin-table th{text-align:left;color:#7f8c8d;background:#f5f7fa;padding:12px;font-size:13px;font-weight:600}.admin-table td{border-top:1px solid #f0f2f5;padding:12px;font-size:14px}.admin-table .actions{gap:8px;display:flex}.admin-table .actions a{color:var(--primary);font-size:13px}.admin-table .del{color:#e74c3c;cursor:pointer;background:0 0;border:none;font-size:13px}.tag{border-radius:4px;padding:2px 8px;font-size:12px}.tag.on{color:var(--primary);background:#e8f5ef}.tag.off{color:#e74c3c;background:#fbeaea}.admin-form{background:#fff;border-radius:10px;max-width:800px;padding:24px;box-shadow:0 2px 8px #0000000f}.form-grid{grid-template-columns:1fr 1fr;gap:16px;display:grid}.form-field{flex-direction:column;display:flex}.form-field.full{grid-column:1/-1}.form-field label{color:#7f8c8d;margin-bottom:6px;font-size:13px}.form-field input,.form-field select,.form-field textarea{border:1px solid #ddd;border-radius:6px;padding:8px 12px;font-family:inherit;font-size:14px}.form-field input:focus,.form-field select:focus,.form-field textarea:focus{border-color:var(--primary);outline:none}.form-field .checkbox{flex-direction:row;align-items:center;gap:6px;display:flex}.form-actions{align-items:center;gap:12px;margin-top:20px;display:flex}.page-h{color:#1e2a32;margin-bottom:24px;font-size:24px}.error{color:#e74c3c;margin-bottom:12px;font-size:14px}.empty{text-align:center;color:#bdc3c7;padding:32px}