:root{--product-primary: #2b6aff;--product-primary-light: #eef3ff;--product-price: #ff4d4f;--product-bg: #f7f8fa;--product-card-bg: #ffffff;--product-text: #1a1a1a;--product-text-secondary: #666666;--product-border: #e5e7eb;--product-radius: 12px}.nav-link.active{color:var(--product-primary);font-weight:600}.nav-link.active:after{width:100%;background-color:var(--product-primary)}.product-section{padding:100px 0 60px;background-color:var(--product-bg);min-height:80vh}.product-section-title{font-size:28px;font-weight:600;color:var(--product-text);text-align:center;margin-bottom:40px}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}@media (max-width: 992px){.product-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 576px){.product-grid{grid-template-columns:1fr}}.product-grid.loading{opacity:.6;pointer-events:none}.product-card{background:var(--product-card-bg);border-radius:var(--product-radius);overflow:hidden;box-shadow:0 2px 12px #0000000f;transition:transform .3s ease,box-shadow .3s ease}.product-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px #0000001a}.product-card-link{display:block}.product-card-image{aspect-ratio:4 / 3;background:#f9fafb;display:flex;align-items:center;justify-content:center;overflow:hidden}.product-card-image img{width:100%;height:100%;object-fit:contain;padding:16px}.product-card-body{padding:20px}.product-card-title{font-size:18px;font-weight:600;color:var(--product-text);margin-bottom:8px}.product-card-desc{font-size:14px;color:var(--product-text-secondary);line-height:1.6;margin-bottom:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.product-card-price{font-size:18px;font-weight:600;color:var(--product-price);margin-bottom:16px}.product-card-btn{display:inline-block;width:100%;padding:12px 24px;background:var(--product-primary);color:#fff;border-radius:8px;font-size:14px;font-weight:500;text-align:center;transition:background .3s ease}.product-card-btn:hover{background:#1a5ce6}.product-empty,.product-error{text-align:center;padding:80px 20px;color:var(--product-text-secondary)}.product-error{color:var(--product-price)}.home-products{padding:100px 0 60px}.home-products-more{display:flex;justify-content:center;margin-top:40px}.home-products-more-btn{padding:12px 36px;border:1px solid var(--product-primary);border-radius:999px;background:#fff;color:var(--product-primary);font-size:15px;font-weight:500;transition:background .3s ease,color .3s ease}.home-products-more-btn:hover{background:var(--product-primary);color:#fff}@media (max-width: 576px){.home-products{padding:60px 0 40px}}.pagination{display:flex;align-items:center;justify-content:center;gap:20px;margin-top:48px}.pagination button{padding:10px 24px;border:1px solid var(--product-border);border-radius:8px;background:#fff;color:var(--product-text);font-size:14px;transition:all .3s ease}.pagination button:hover:not(:disabled){border-color:var(--product-primary);color:var(--product-primary)}.pagination button:disabled{opacity:.4;cursor:not-allowed}.pagination-info{font-size:14px;color:var(--product-text-secondary);min-width:48px;text-align:center}.detail-section{padding:100px 0 60px;background-color:var(--product-bg);min-height:80vh}.detail-layout{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}@media (max-width: 768px){.detail-layout{grid-template-columns:1fr}}.detail-gallery{position:sticky;top:100px}.detail-main-image{background:#fff;border-radius:var(--product-radius);aspect-ratio:1 / 1;display:flex;align-items:center;justify-content:center;overflow:hidden;box-shadow:0 2px 12px #0000000f;margin-bottom:16px}.detail-main-image img{width:100%;height:100%;object-fit:contain;padding:24px}.detail-thumbnails{display:flex;gap:12px;flex-wrap:wrap}.detail-thumb{width:72px;height:72px;border:2px solid var(--product-border);border-radius:8px;overflow:hidden;background:#fff;padding:4px;transition:border-color .3s ease}.detail-thumb.active,.detail-thumb:hover{border-color:var(--product-primary)}.detail-thumb img{width:100%;height:100%;object-fit:contain}.detail-info{background:#fff;border-radius:var(--product-radius);padding:32px;box-shadow:0 2px 12px #0000000f}.detail-title{font-size:26px;font-weight:600;color:var(--product-text);margin-bottom:20px;line-height:1.4}.detail-price{display:inline-block;font-size:36px;font-weight:600;color:var(--product-price);margin-bottom:24px;letter-spacing:-.5px}.detail-option-group{margin-bottom:24px}.detail-option-title{font-size:14px;color:var(--product-text-secondary);margin-bottom:12px}.detail-options{display:flex;flex-wrap:wrap;gap:12px}.detail-option{padding:10px 20px;border:1px solid var(--product-border);border-radius:999px;background:#fff;color:var(--product-text);font-size:14px;transition:all .3s ease}.detail-option.active{font-weight:500}.detail-option:hover:not(:disabled){border-color:var(--product-primary);color:var(--product-primary)}.detail-option.active{border-color:var(--product-primary);color:var(--product-primary);background:var(--product-primary-light)}.detail-option:disabled,.detail-option.disabled{opacity:.4;cursor:not-allowed;border-color:var(--product-border);color:var(--product-text-secondary)}.detail-contact-btn{display:inline-block;width:100%;padding:16px 24px;background:var(--product-primary);color:#fff;border-radius:999px;font-size:16px;font-weight:500;text-align:center;margin-top:20px;box-shadow:0 6px 16px #2b6aff38;transition:background .3s ease,transform .3s ease,box-shadow .3s ease}.detail-contact-btn:hover{background:#1a5ce6;transform:translateY(-1px);box-shadow:0 8px 20px #2b6aff52}.detail-loading,.detail-error{text-align:center;padding:120px 20px;color:var(--product-text-secondary)}.detail-error{color:var(--product-price)}.product-card-keywords{font-size:13px;color:var(--product-primary);line-height:1.6;margin-bottom:8px}.product-card-keywords-label{color:var(--product-text-secondary);font-weight:500;margin-right:6px}.detail-desc{margin-top:40px;background:#fff;border-radius:var(--product-radius);padding:32px;box-shadow:0 2px 12px #0000000f}.detail-desc-title{font-size:20px;font-weight:600;color:var(--product-text);margin-bottom:20px;padding-bottom:12px;border-bottom:1px solid var(--product-border)}.detail-specs{margin:0 0 24px;border:1px solid var(--product-border);border-radius:10px;overflow:hidden}.detail-spec-table{width:100%;border-collapse:collapse;table-layout:fixed;font-size:14px;color:var(--product-text)}.detail-spec-table th,.detail-spec-table td{padding:12px 16px;border-bottom:1px solid #f0f1f4;line-height:1.6;text-align:left;vertical-align:top}.detail-spec-table tr:last-child th,.detail-spec-table tr:last-child td{border-bottom:none}.detail-spec-table th{width:118px;background:#fafbfc;color:var(--product-text-secondary);font-weight:500;white-space:nowrap}.detail-spec-table td{color:var(--product-text);word-break:break-word}.detail-spec-table th:nth-child(3),.detail-spec-table td:nth-child(4){border-left:1px solid #f0f1f4}@media (max-width: 480px){.detail-spec-table th{width:92px}}.detail-desc-content{font-size:15px;line-height:1.8;color:var(--product-text);word-break:break-word}.detail-desc-content>:first-child{margin-top:0}.detail-desc-content>:last-child{margin-bottom:0}.detail-desc-content p,.detail-desc-content div{margin:15px 0}.detail-desc-content h1,.detail-desc-content h2,.detail-desc-content h3,.detail-desc-content h4,.detail-desc-content h5,.detail-desc-content h6{margin:20px 0;font-weight:600;line-height:1.4}.detail-desc-content h1{font-size:26px}.detail-desc-content h2{font-size:22px}.detail-desc-content h3{font-size:20px}.detail-desc-content h4{font-size:18px}.detail-desc-content h5{font-size:16px}.detail-desc-content h6{font-size:15px}.detail-desc-content ul,.detail-desc-content ol{margin:15px 0;padding-left:24px}.detail-desc-content li{margin:3px 0;line-height:1.8}.detail-desc-content blockquote{display:block;margin:20px 0;padding:10px 14px;background-color:#f1f2f3;border-left:8px solid #d0d5d9;line-height:1.8}.detail-desc-content img,.detail-desc-content video{display:inline-block;max-width:100%;height:auto;min-width:20px;min-height:20px;vertical-align:middle;border-radius:8px}.detail-desc-content table{margin:15px 0;border-collapse:collapse}.detail-desc-content td,.detail-desc-content th{min-width:50px;padding:5px 10px;text-align:left;border:1px solid #ccc}.detail-desc-content th{font-weight:600;background-color:#f1f1f1}.detail-desc-content pre{padding:12px;margin:15px 0;overflow-x:auto;background-color:#f8f8f8;border-radius:4px}.detail-desc-content code{padding:2px 4px;font-family:Consolas,Monaco,Courier New,monospace;font-size:13px;background-color:#f1f1f1;border-radius:2px}.detail-desc-content pre>code{padding:0;background-color:transparent}.detail-desc-content hr{display:block;height:0;margin:20px 0;border:0;border-top:1px solid #ccc}.detail-desc-content a{color:var(--product-primary);text-decoration:none}.detail-desc-content a:hover{text-decoration:underline}.detail-desc-content strong,.detail-desc-content b{font-weight:600}.detail-desc-content em,.detail-desc-content i{font-style:italic}.detail-desc-content u{text-decoration:underline}.detail-desc-content s{text-decoration:line-through}