    <style>
        * { margin: 0; padding: 0; box-sizing: border-box; }


        /* Breadcrumb */
        .breadcrumb { background: var(--bg-light); padding: 18px 0; }
        .breadcrumb .container { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--text-light); }
        .breadcrumb a { color: var(--text-light); transition: var(--transition); }
        .breadcrumb a:hover { color: var(--primary); }
        .breadcrumb .separator { color: #ccc; }
        .breadcrumb .current { color: var(--text); font-weight: 500; }


        /* ============ 商品详情 ============ */
        .detail-section { padding: 40px 0; }
        .detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; }

        /* 图片展示 */
        .gallery { position: sticky; top: 100px; }
        .main-image { width: 100%; height: 500px; border-radius: var(--radius); overflow: hidden; background: var(--secondary); margin-bottom: 15px; position: relative; }
        .main-image img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
        .main-image:hover img { transform: scale(1.05); }
        .zoom-btn { position: absolute; bottom: 15px; right: 15px; width: 40px; height: 40px; background: rgba(255,255,255,0.9); border-radius: 50%; display: flex; align-items: center; justify-content: center; cursor: pointer; color: var(--text); transition: var(--transition); }
        .zoom-btn:hover { background: var(--primary); color: #fff; }
        .thumbs { display: flex; gap: 12px; }
        .thumb { width: 60px; height: 60px; border-radius: 8px; overflow: hidden; cursor: pointer; border: 2px solid transparent; transition: var(--transition); background: var(--secondary); }
        .thumb img { width: 100%; height: 100%; object-fit: cover; }
        .thumb:hover, .thumb.active { border-color: var(--primary); }

        /* 商品信息 */
        .product-detail-info h1 { font-size: 28px; margin-bottom: 12px; line-height: 1.3; }
        .product-detail-info .subtitle { color: var(--text-light); font-size: 15px; margin-bottom: 20px; }
        .rating-row { display: flex; align-items: center; gap: 15px; margin-bottom: 20px; padding-bottom: 20px; border-bottom: 1px solid var(--border); }
        .rating-row .stars { color: #ffc107; font-size: 18px; }
        .rating-row .rating-text { font-size: 14px; color: var(--text-light); }
        .rating-row .rating-text b { color: var(--primary); font-size: 18px; }
        .rating-row .sell-count { font-size: 14px; color: var(--text-light); }

        .price-box { background: var(--bg-light); border-radius: var(--radius); padding: 25px; margin-bottom: 25px; }
        .price-row { display: flex; align-items: baseline; gap: 15px; margin-bottom: 8px; }
        .price-current { font-size: 36px; font-weight: 700; color: var(--primary); }
        .price-original { font-size: 18px; color: var(--text-light); text-decoration: line-through; }
        .price-discount { background: var(--primary); color: #fff; padding: 2px 10px; border-radius: 10px; font-size: 12px; }
        .price-tags { display: flex; gap: 15px; font-size: 13px; color: var(--text-light); }
        .price-tags span i { color: var(--primary); margin-right: 4px; }

        .option-group { margin-bottom: 25px; }
        .option-label { font-size: 14px; font-weight: 600; margin-bottom: 12px; display: flex; align-items: center; gap: 8px; }
        .option-label .selected-val { color: var(--primary); font-weight: 400; }
        .shade-options { display: flex; flex-wrap: wrap; gap: 12px; }
        .shade-btn { padding: 10px 20px; border: 2px solid var(--border); border-radius: 8px; cursor: pointer; font-size: 14px; transition: var(--transition); background: #fff; color: var(--text); }
        .shade-btn:hover { border-color: var(--primary); color: var(--primary); }
        .shade-btn.active { border-color: var(--primary); background: var(--secondary); color: var(--primary); font-weight: 600; }

        .qty-group { display: flex; align-items: center; gap: 20px; margin-bottom: 30px; }
        .qty-control { display: flex; align-items: center; border: 2px solid var(--border); border-radius: 8px; overflow: hidden; }
        .qty-control button { width: 42px; height: 42px; border: none; background: var(--bg-light); cursor: pointer; font-size: 16px; color: var(--text); transition: var(--transition); }
        .qty-control button:hover { background: var(--primary); color: #fff; }
        .qty-control input { width: 60px; height: 42px; text-align: center; border: none; outline: none; font-size: 16px; font-weight: 600; }

        .action-row { display: flex; gap: 15px; margin-bottom: 25px; }
        .btn-cart { flex: 1; padding: 16px; background-color:white; border: 2px solid #4b1b6f; border-radius: 8px; font-size: 16px; font-weight: 500; cursor: pointer; transition: var(--transition); display: flex; align-items: center; justify-content: center; gap: 8px; }
        .btn-cart:hover { background: var(--primary-dark); transform: translateY(-2px); }
        .btn-buy { flex: 1; padding: 16px; background: #4b1b6f; color: #fff; border: none; border-radius: 8px; font-size: 16px; font-weight: 500; cursor: pointer; transition: var(--transition); }
        .btn-buy:hover { background: #b08e60; transform: translateY(-2px); }
        .btn-fav { width: 56px; height: 56px; border: 2px solid var(--border); background: #fff; border-radius: 50%; cursor: pointer; font-size: 20px; color: var(--text-light); transition: var(--transition); }
        .btn-fav:hover { border-color: var(--primary); color: var(--primary); }
        .btn-fav.active { border-color: var(--primary); color: var(--primary); }

        .service-tags { display: flex; flex-wrap: wrap; gap: 15px; padding-top: 20px; border-top: 1px solid var(--border); }
        .service-tag { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--text-light); }
        .service-tag i { color: #4CAF50; }

        /* Tab区域 */
        .detail-tabs { padding: 60px 0; }
        .tab-nav { display: flex; gap: 0; border-bottom: 2px solid var(--border); margin-bottom: 35px; }
        .tab-nav button { padding: 14px 30px; border: none; background: none; font-size: 16px; color: var(--text-light); cursor: pointer; border-bottom: 3px solid transparent; transition: var(--transition); margin-bottom: -2px; font-weight: 500; }
        .tab-nav button.active, .tab-nav button:hover { color: #4b1b6f; border-bottom-color: #4b1b6f; }
        .tab-content { display: none; animation: fadeIn 0.3s ease; }
        .tab-content.active { display: block; }
        @keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

        .desc-content img { width: 100%; border-radius: var(--radius); margin-bottom: 25px; }
        .desc-content h3 { font-size: 20px; margin: 25px 0 15px; color: var(--text); }
        .desc-content p { color: var(--text-light); line-height: 1.8; margin-bottom: 15px; }
        .desc-features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin: 25px 0; }
        .feature-item { text-align: center; padding: 25px 15px; background: var(--bg-light); border-radius: var(--radius); }
        .feature-item i { font-size: 32px; color: var(--primary); margin-bottom: 12px; }
        .feature-item h4 { font-size: 15px; margin-bottom: 6px; }
        .feature-item p { font-size: 13px; }

        .spec-table { width: 100%; border-collapse: collapse; }
        .spec-table th, .spec-table td { padding: 14px 20px; border-bottom: 1px solid var(--border); font-size: 14px; text-align: left; }
        .spec-table th { width: 160px; color: var(--text-light); background: var(--bg-light); font-weight: 500; }
        .spec-table td { color: var(--text); }

        /* 评价 */
        .review-summary { display: grid; grid-template-columns: 200px 1fr; gap: 40px; margin-bottom: 35px; padding: 30px; background: var(--bg-light); border-radius: var(--radius); }
        .review-score { text-align: center; }
        .review-score .big { font-size: 48px; font-weight: 700; color: var(--primary); }
        .review-score .stars { color: #ffc107; font-size: 18px; margin: 8px 0; }
        .review-score .count { font-size: 13px; color: var(--text-light); }
        .review-bars .bar-item { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; font-size: 13px; }
        .bar-item .label { width: 60px; color: var(--text-light); }
        .bar-item .bar { flex: 1; height: 8px; background: #fff; border-radius: 4px; overflow: hidden; }
        .bar-item .bar-fill { height: 100%; background: var(--primary); border-radius: 4px; }
        .bar-item .num { width: 40px; text-align: right; color: var(--text-light); }

        .review-item { padding: 25px 0; border-bottom: 1px solid var(--border); }
        .review-head { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
        .review-avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--secondary); display: flex; align-items: center; justify-content: center; color: var(--primary); font-weight: 600; }
        .review-user { font-size: 14px; font-weight: 500; }
        .review-date { font-size: 12px; color: var(--text-light); }
        .review-stars { margin-left: auto; color: #ffc107; font-size: 14px; }
        .review-text { color: var(--text); line-height: 1.7; margin-bottom: 10px; }
        .review-tags { display: flex; gap: 8px; flex-wrap: wrap; }
        .review-tag { padding: 3px 10px; background: var(--secondary); color: var(--primary); border-radius: 10px; font-size: 12px; }




        /* ============ 立即询价 弹窗 ============ */
        .inquiry-overlay {
            position: fixed; top: 0; left: 0; right: 0; bottom: 0;
            background: rgba(0,0,0,0.55);
            z-index: 9999;
            display: flex; align-items: center; justify-content: center;
            padding: 20px;
            animation: inquiryFadeIn 0.25s ease;
        }
        @keyframes inquiryFadeIn { from { opacity: 0; } to { opacity: 1; } }
        .inquiry-modal {
            position: relative;
            background: #fff;
            border-radius: 14px;
            width: 100%; max-width: 460px;
            max-height: 90vh; overflow-y: auto;
            padding: 32px 32px 24px;
            box-shadow: 0 12px 50px rgba(0,0,0,0.25);
            animation: inquirySlideUp 0.28s ease;
        }
        @keyframes inquirySlideUp { from { transform: translateY(30px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
        .inquiry-close {
            position: absolute; top: 10px; right: 14px;
            background: none; border: none; cursor: pointer;
            font-size: 28px; line-height: 1; color: #999;
            padding: 6px 10px; transition: color 0.2s;
        }
        .inquiry-close:hover { color: #333; }
        .inquiry-title {
            font-size: 22px; font-weight: 700; color: #333;
            margin: 0 0 6px;
        }
        .inquiry-subtitle {
            font-size: 13px; color: #888; margin: 0 0 22px;
        }
        .inquiry-row { margin-bottom: 14px; }
        .inquiry-label {
            display: block; font-size: 14px; color: #555;
            margin-bottom: 6px; font-weight: 500;
        }
        .inquiry-label .req { color: #e74c3c; margin-right: 2px; }
        .inquiry-input {
            width: 100%;
            padding: 10px 12px;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-size: 14px;
            font-family: inherit;
            box-sizing: border-box;
            transition: border-color 0.2s, box-shadow 0.2s;
            outline: none;
        }
        .inquiry-input:focus {
            border-color: var(--primary, #e8837a);
            box-shadow: 0 0 0 3px rgba(232,131,122,0.15);
        }
        .inquiry-textarea {
            min-height: 80px; resize: vertical;
        }
        .inquiry-input.inquiry-invalid {
            border-color: #e74c3c;
            box-shadow: 0 0 0 3px rgba(231,76,60,0.12);
        }
        .inquiry-err {
            color: #e74c3c; font-size: 12px;
            margin-top: 4px; min-height: 14px;
        }
        .inquiry-actions {
            display: flex; gap: 12px;
            margin-top: 20px;
        }
        .inquiry-btn {
            flex: 1;
            padding: 11px 16px;
            border: none; border-radius: 8px;
            font-size: 15px; font-weight: 600;
            cursor: pointer;
            transition: all 0.2s;
        }
        .inquiry-btn-cancel {
            background: #f5f5f5; color: #666;
        }
        .inquiry-btn-cancel:hover { background: #e8e8e8; }
        .inquiry-btn-submit {
            background: var(--primary, #e8837a); color: #fff;
        }
        .inquiry-btn-submit:hover { background: var(--primary-dark, #d4655c); }
        .inquiry-btn-submit:disabled {
            background: #ccc; cursor: not-allowed;
        }
        @media (max-width: 480px) {
            .inquiry-modal { padding: 24px 18px 18px; }
            .inquiry-title { font-size: 19px; }
        }






/* 相关推荐 - 独立响应式样式 */
.related { padding: 60px 0; background: #f8f9fa; }
.related .container { max-width: 1200px; margin: 0 auto; padding: 0 15px; }
.related .section-title { text-align: center; margin-bottom: 30px; }
.related .section-title h2 { font-size: 28px; margin: 0 0 8px; }
.related .section-title .divider { width: 50px; height: 3px; background: #c4181b; margin: 10px auto; border-radius: 2px; }
.related .section-title p { color: #999; font-size: 18px; margin: 0; }
.related-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.related-grid .product-card { background: #fff; border-radius: 8px; overflow: hidden; border: 1px solid #eee; transition: all .3s; cursor: pointer; }
.related-grid .product-card:hover { transform: translateY(-4px); box-shadow: 0 8px 25px rgba(0,0,0,.12); }
.related-grid .product-card .img { width: 100%; padding-top: 75%; position: relative; overflow: hidden; background: #f5f5f5; }
.related-grid .product-card .img img { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; }
.related-grid .product-card .info { padding: 12px 14px; }
.related-grid .product-card .info h3 { font-size: 15px; margin: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: #333; }

@media (max-width: 1024px) {
    .related-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .related { padding: 45px 0; }
    .related .section-title h2 { font-size: 24px; }
}
@media (max-width: 768px) {
    .related-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .related { padding: 35px 0; }
    .related .container { padding: 0 12px; }
    .related .section-title { margin-bottom: 20px; }
    .related .section-title h2 { font-size: 20px; }
    .related .section-title p { font-size: 12px; }
    .related-grid .product-card .info { padding: 10px; }
    .related-grid .product-card .info h3 { font-size: 13px; }
}
@media (max-width: 480px) {
    .related-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .related { padding: 25px 0; }
    .related .container { padding: 0 10px; }
    .related .section-title { margin-bottom: 15px; }
    .related .section-title h2 { font-size: 18px; }
    .related-grid .product-card .info { padding: 8px; }
    .related-grid .product-card .info h3 { font-size: 16px; }
}





/* 商品详情 - 独立响应式样式 */
.detail-section .container { max-width: 1200px; margin: 0 auto; padding: 0 15px; }

@media (max-width: 1024px) {
    .detail-grid { grid-template-columns: 1fr; gap: 30px; }
    .gallery { position: static; }
    .main-image { height: 400px; }
    .product-detail-info h1 { font-size: 24px; }
}
@media (max-width: 768px) {
    .detail-section { padding: 25px 0; }
    .detail-grid { grid-template-columns: 1fr; gap: 20px; }
    .detail-section .container { padding: 0 12px; }
    .main-image { height: 320px; border-radius: 8px; }
    .thumbs { gap: 8px; flex-wrap: wrap; }
    .product-detail-info h1 { font-size: 20px; margin-bottom: 8px; line-height: 1.4; }
    .rating-row .rating-text { font-size: 13px; }
    .spec-table th { width: 100px; padding: 10px 12px; font-size: 13px; }
    .spec-table td { padding: 10px 12px; font-size: 13px; }
    .action-row { flex-direction: column; gap: 10px; }
    .action-row .btn-cart,
    .action-row .btn-buy { width: 100%; padding: 14px; font-size: 15px; }
}
@media (max-width: 480px) {
    .detail-section { padding: 15px 0; }
    .detail-section .container { padding: 0 10px; }
    .main-image { height: 280px; }
    .product-detail-info h1 { font-size: 18px; }
    .rating-row .rating-text { font-size: 12px; }
    .spec-table th { width: 80px; padding: 8px 10px; font-size: 12px; }
    .spec-table td { padding: 8px 10px; font-size: 12px; }
    .action-row .btn-cart,
    .action-row .btn-buy { padding: 12px; font-size: 14px; }
    .thumbs { gap: 6px; }
}



    </style>