*{margin:0;padding:0;box-sizing:border-box}
:root{--primary-color:#1a365d;--secondary-color:#2d3748;--accent-color:#3182ce;--success-color:#38a169;--light-gray:#f7fafc;--medium-gray:#edf2f7;--border-color:#e2e8f0;--text-dark:#2d3748}
body{font-family:'Segoe UI',Arial,sans-serif;background-color:#f7fafc;line-height:1.5;color:var(--text-dark);padding:20px}
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* 隐藏 Firefox 的上下箭头 */
input[type="number"] {
  -moz-appearance: textfield;
}

.header{display:grid;grid-template-columns:1fr 2fr 1fr;align-items:center;margin-bottom:20px;padding:15px 20px;background:white;border-radius:8px;box-shadow:0 2px 10px rgba(0,0,0,0.1);gap:20px}
.header-left{display:flex;align-items:center}
.header-left h1{color:var(--primary-color);font-size:22px;font-weight:600;margin:0;white-space:nowrap}
.header-center{display:flex;justify-content:center;align-items:center}
.header-right{display:flex;justify-content:flex-end;align-items:center}
.search-filter-container{display:flex;gap:10px;align-items:center;margin:0}
.search-input{padding:10px 12px;border:1px solid var(--border-color);border-radius:6px;background:white;color:var(--text-dark);font-size:13px;width:200px;transition:all 0.2s ease;height:40px;box-sizing:border-box}
.search-input:focus{outline:none;border-color:var(--accent-color);box-shadow:0 0 0 2px rgba(49,130,206,0.2)}
.filter-select{padding:10px 12px;border:1px solid var(--border-color);border-radius:6px;background:white;color:var(--text-dark);font-size:13px;width:180px;cursor:pointer;transition:all 0.2s ease;height:40px;box-sizing:border-box}
.filter-select:focus{outline:none;border-color:var(--accent-color);box-shadow:0 0 0 2px rgba(49,130,206,0.2)}
.btn-clear{background:#6c757d;color:white;border:none;padding:10px 16px;border-radius:6px;cursor:pointer;font-weight:500;font-size:13px;white-space:nowrap;transition:all 0.2s ease;height:40px;box-sizing:border-box;display:flex;align-items:center;justify-content:center}
.btn-clear:hover{background:#5a6268;transform:translateY(-1px)}
.action-buttons{display:flex;gap:8px}
.btn{padding:8px 16px;border:none;border-radius:6px;cursor:pointer;font-weight:600;transition:all 0.3s ease;font-size:13px}
.btn-primary{background:var(--accent-color);color:white}
.btn-primary:hover{background:#2c5aa0;transform:translateY(-2px)}
.btn-success{background:var(--success-color);color:white}
.btn-success:hover{background:#2f855a;transform:translateY(-2px)}
.category-section{margin-bottom:40px;background:white;border-radius:10px;padding:20px;box-shadow:0 2px 10px rgba(0,0,0,0.08)}
.category-title{font-size:20px;font-weight:600;color:var(--primary-color);margin-bottom:20px;padding-bottom:10px;border-bottom:2px solid var(--accent-color)}
.products-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:20px}
.product-card{background:white;border:1px solid var(--border-color);border-radius:8px;padding:15px;transition:all 0.3s ease;cursor:pointer}


.product-card:hover{transform:translateY(-5px);box-shadow:0 8px 25px rgba(0,0,0,0.15)}
.product-image{width:100%;height:150px;object-fit:contain;margin-bottom:10px;border-radius:6px;background:var(--light-gray);aspect-ratio:4/3;min-height:150px;max-height:150px;content-visibility:auto}
.lazy-load{background:var(--light-gray) url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iMjAwIiBoZWlnaHQ9IjE1MCIgdmlld0JveD0iMCAwIDIwMCAxNTAiIGZpbGw9Im5vbmUiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyI+CjxyZWN0IHdpZHRoPSIyMDAiIGhlaWdodD0iMTUwIiBmaWxsPSIjRjBGMEYwIi8+CjxwYXRoIGQ9Ik03NSA1MEgxMjVWMTAwSDc1VjUwWiIgZmlsbD0iI0Q4RDhEOCIvPgo8L3N2Zz4=') center/contain no-repeat}
.product-sku{font-weight:600;font-size:14px;color:var(--text-dark);margin-bottom:8px;text-align:center}
#quantityModal.modal{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.5);z-index:1000;animation:fadeIn 0.3s ease}
#quantityModal .modal-content{background:white;border-radius:10px;padding:30px;width:90%;max-width:500px;margin:10% auto;box-shadow:0 10px 30px rgba(0,0,0,0.2);animation:slideIn 0.3s ease}
#quantityModal .modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:15px;border-bottom:1px solid var(--border-color)}
#quantityModal .modal-header h3{color:var(--primary-color);font-size:18px}
#quantityModal .close{background:none;border:none;font-size:24px;cursor:pointer;color:var(--text-dark)}
.category-list{max-height:400px;overflow-y:auto}
.category-item{display:flex;align-items:center;padding:12px 0;border-bottom:1px solid var(--border-color)}
.category-item:last-child{border-bottom:none}
.category-checkbox{margin-right:15px;transform:scale(1.2)}
.category-name{font-size:14px;color:var(--text-dark)}
.modal-footer{display:flex;justify-content:flex-end;gap:10px;margin-top:20px;padding-top:20px;border-top:1px solid var(--border-color)}
.lazy-load.loaded{opacity:1}
@keyframes fadeIn{
    from{opacity:0}
    to{opacity:1}
}
@keyframes slideIn{
    from{opacity:0;transform:translateY(-50px)}
    to{opacity:1;transform:translateY(0)}
}
#cartPreview{display:none;position:fixed;top:100px;right:20px;width:430px;background:white;border:2px solid #3182ce;border-radius:8px;box-shadow:0 4px 20px rgba(0,0,0,0.15);z-index:10000;max-height:500px;overflow-y:auto}
@media (max-width:1024px){
    #cartPreview{width:90% !important;right:5% !important;left:5% !important}
    #cartPreviewContent{font-size:400% !important}
}
.multi-select-container{position:relative;width:240px}
.multi-select-trigger{padding:10px 12px;border:1px solid var(--border-color);border-radius:6px;background:white;color:var(--text-dark);font-size:13px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;height:40px;transition:all 0.2s ease}
.multi-select-trigger:hover{border-color:var(--accent-color)}
.dropdown-arrow{font-size:10px;color:#666;transition:transform 0.2s ease}
.multi-select-dropdown.show{display:block}
.dropdown-header{padding:12px;border-bottom:1px solid var(--border-color);background:var(--light-gray);display:flex;justify-content:space-between;align-items:center}
.select-all-label{display:flex;align-items:center;gap:8px;font-weight:500;cursor:pointer}
.select-all-label input{transform:scale(1.2)}
.btn-apply{background:var(--accent-color);color:white;border:none;padding:6px 12px;border-radius:4px;cursor:pointer;font-size:12px;font-weight:500}
.btn-apply:hover{background:#2c5aa0}
.multi-select-dropdown{display:none;position:absolute;top:100%;left:0;right:0;background:white;border:1px solid var(--border-color);border-radius:6px;box-shadow:0 4px 12px rgba(0,0,0,0.15);z-index:1000;margin-top:4px;width:280px}
.dropdown-options{overflow-y:auto}
.category-option{display:flex;align-items:center;gap:8px;padding:10px 12px;cursor:pointer;border-bottom:1px solid #f0f0f0;transition:background-color 0.2s ease}
.category-option:hover{background:var(--light-gray)}
.category-option:hover img{transform:scale(1.5);transition:transform 0.3s ease;z-index:10;position:relative}
.category-option:last-child{border-bottom:none}
.category-option input{transform:scale(1.1)}
.dropdown-overlay{position:fixed;top:0;left:0;right:0;bottom:0;z-index:999;display:none}
.dropdown-overlay.show{display:block}

/* 三级分类及手风琴及桌面悬浮样式 */
.category-level1-item {
    border-bottom: 1px solid #f0f0f0;
    position: static; /* required for desktop flyout to escape overflow */
}
.category-level1-item:last-child {
    border-bottom: none;
}
.level1-wrap, .level2-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.level1-option, .level2-option, .level3-option {
    flex: 1;
    border-bottom: none !important;
    padding: 3px 12px; /* 减小内边距，降低每个栏目的高度 */
}
.level-toggle-btn {
    padding: 8px 15px;
    cursor: pointer;
    color: #999;
    font-size: 10px;
    user-select: none;
}
.level-toggle-btn:hover {
    color: var(--accent-color);
}

/* 桌面端：右侧悬浮菜单 */
@media (min-width: 769px) {
    .multi-select-dropdown {
        overflow: visible !important;
    }
    .dropdown-options {
        position: static; /* ensure it does not clip absolute children */
    }
    
    /* 二级菜单悬浮 */
    .category-level2-container {
        display: none !important;
        position: absolute;
        top: 0;
        left: 280px; /* matches width of multi-select-dropdown */
        width: 220px;
        min-height: 100%;
        background: white;
        border: 1px solid var(--border-color);
        box-shadow: 0 4px 12px rgba(0,0,0,0.15);
        z-index: 1001;
        overflow: visible; /* 改为 visible 允许三级菜单溢出显示 */
        border-radius: 0 6px 6px 0;
        margin-left: -1px; /* overlap to prevent hover loss over scrollbar */
    }
    
    /* 三级菜单悬浮 */
    .category-level3-container {
        display: none !important;
        position: absolute;
        top: 0;
        left: 220px; /* matches width of level2 */
        width: 220px;
        min-height: 100%;
        background: white;
        border: 1px solid var(--border-color);
        box-shadow: 0 4px 12px rgba(0,0,0,0.15);
        z-index: 1002;
        overflow-y: auto;
        border-radius: 0 6px 6px 0;
        margin-left: -1px;
    }
    
    .category-level1-item.has-children:hover > .category-level2-container {
        display: block !important;
    }
    
    .category-level2-item.has-children:hover > .category-level3-container {
        display: block !important;
    }
    
    .category-level1-item.has-children > .level1-wrap > .level-toggle-btn,
    .category-level2-item.has-children > .level2-wrap > .level-toggle-btn {
        transform: rotate(-90deg); /* point right */
        pointer-events: none; /* let hover work on parent */
    }
    
    .category-level2-item {
        position: static;
    }
    
    .level2-option {
        padding-left: 15px !important;
        border-bottom: 1px solid #f0f0f0 !important;
        font-size: 13px;
        background: transparent;
    }
    .level3-option {
        padding-left: 20px !important;
        border-bottom: 1px solid #f0f0f0 !important;
        font-size: 13px;
        background: transparent;
    }
    .level2-option:hover, .level3-option:hover {
        background: #edf2f7;
    }
}

/* 移动端：手风琴向下折叠 */
@media (max-width: 768px) {
    .category-level2-container, .category-level3-container {
        display: none; /* JS will toggle this */
        background: #f8f9fa;
        border-top: 1px dashed #e2e8f0;
    }
    .category-level3-container {
        background: #f1f3f5;
    }
    
    .level2-option {
        padding-left: 35px;
        border-bottom: 1px dashed #e2e8f0;
        font-size: 13px;
        background: transparent;
    }
    .level3-option {
        padding-left: 55px;
        border-bottom: 1px dashed #e2e8f0;
        font-size: 12px;
        background: transparent;
    }
    
    .level2-option:last-child, .level3-option:last-child {
        border-bottom: none;
    }
    .level2-option:hover, .level3-option:hover {
        background: #edf2f7;
    }
}

.cart-quantity-control{position:absolute;top:5px;right:5px;display:flex;align-items:center;background:#3182ce;border-radius:15px;padding:2px;z-index:10;box-shadow:0 2px 5px rgba(0,0,0,0.2);transition:all 0.2s ease}
.cart-quantity-control:hover{box-shadow:0 3px 8px rgba(0,0,0,0.3);transform:translateY(-1px)}
.cart-btn-decrease,.cart-btn-increase{width:24px;height:24px;background:white;color:#3182ce;border:none;border-radius:50%;font-size:16px;font-weight:bold;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all 0.2s ease}
.cart-btn-decrease{margin-right:2px}
.cart-btn-increase{margin-left:2px}
.cart-btn-decrease:hover,.cart-btn-increase:hover{background:#f8f9fa;transform:scale(1.1)}
.cart-btn-decrease:active,.cart-btn-increase:active{transform:scale(0.95)}
.cart-quantity{color:white;font-weight:bold;font-size:14px;padding:0 6px;min-width:20px;text-align:center;user-select:none;cursor:pointer;transition:background-color 0.2s ease}
.cart-quantity:hover{background-color:rgba(255,255,255,0.2);border-radius:3px}
.cart-quantity-input{width:40px;height:24px;text-align:center;border:1px solid #3182ce;border-radius:4px;font-size:14px;font-weight:bold;color:#3182ce;padding:0 2px;outline:none}
.cart-quantity-input:focus{border-color:#1a365d;box-shadow:0 0 0 2px rgba(49,130,206,0.2)}
.cart-quantity-control[style*="cursor:not-allowed"]{background:#6c757d !important;opacity:0.8}
.cart-quantity-control[style*="cursor:not-allowed"] .cart-quantity{color:white !important;cursor:not-allowed !important}
.add-to-cart-btn{position:absolute;top:5px;right:5px;width:30px;height:30px;background:#28a745;color:white;border:none;border-radius:50%;font-size:18px;font-weight:bold;cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:10;transition:all 0.2s ease}
.add-to-cart-btn:hover{background:#218838;transform:scale(1.1);box-shadow:0 3px 8px rgba(0,0,0,0.2)}
.add-to-cart-btn:active{transform:scale(0.95)}
* 浮动联系按钮样式 */ .floating-contact-btn{position:fixed;bottom:30px;right:30px;width:60px;height:60px;background:linear-gradient(135deg,#1a365d 0%,#3182ce 100%);border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 4px 12px rgba(26,54,93,0.3);z-index:9999;transition:all 0.3s ease}
.floating-contact-btn:hover{transform:scale(1.1);box-shadow:0 6px 16px rgba(26,54,93,0.4)}
.floating-contact-btn span{font-size:28px;color:white}
.contact-modal{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,0.5);z-index:10000;animation:fadeIn 0.3s ease}
.contact-modal-content{position:absolute;bottom:100px;right:30px;width:350px;max-height:500px;background:white;border-radius:12px;box-shadow:0 10px 30px rgba(0,0,0,0.2);overflow:hidden;animation:slideUp 0.3s ease}
@keyframes slideUp{
    from{transform:translateY(20px);opacity:0}
    to{transform:translateY(0);opacity:1}
}
.contact-modal-header{background:linear-gradient(135deg,#1a365d 0%,#3182ce 100%);color:white;padding:15px 20px;display:flex;justify-content:space-between;align-items:center}
.contact-modal-header h3{margin:0;font-size:16px;font-weight:600}
.contact-close{font-size:24px;cursor:pointer;color:white;background:rgba(255,255,255,0.2);width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all 0.3s ease}
.contact-close:hover{background:rgba(255,255,255,0.3)}
.contact-modal-body{padding:20px;max-height:400px;overflow-y:auto}
.loading-contact,.no-salesmen,.error-loading{text-align:center;padding:30px;color:#666;font-style:italic}
.salesmen-grid{display:flex;flex-direction:column;gap:15px}
.salesman-card{display:flex;gap:15px;padding:15px;background:#f8f9fa;border-radius:8px;border:1px solid #e9ecef;transition:all 0.3s ease}
.salesman-card:hover{background:#e9ecef;transform:translateY(-2px);box-shadow:0 4px 8px rgba(0,0,0,0.1)}
.salesman-avatar{flex-shrink:0;width:60px;height:60px}
.salesman-avatar img{width:100%;height:100%;object-fit:cover;border-radius:50%;border:2px solid #3182ce}
.default-avatar{width:100%;height:100%;background:#3182ce;color:white;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:bold}
.salesman-info{flex:1;min-width:0}
.salesman-name{margin:0 0 10px 0;color:#2d3748;font-size:14px;font-weight:600}
.salesman-contact{display:flex;flex-direction:column;gap:6px}
.contact-item{font-size:12px;color:#4a5568;line-height:1.4}
.contact-item strong{color:#2d3748;margin-right:5px}
.wechat-qrcode{width:200px;height:200px;object-fit:contain;border:1px solid #e2e8f0;border-radius:4px;margin-top:5px;box-shadow:0 4px 8px rgba(0,0,0,0.1)}
.qrcode-section{margin-top:10px;padding-top:10px;border-top:1px solid #e9ecef}
.qrcode-section .contact-item{margin-bottom:5px;font-size:12px;color:#4a5568}
@keyframes fadeIn{
    from{opacity:0}
    to{opacity:1}
}
@media (max-width:768px){
    .contact-modal-content{width:300px;right:20px;bottom:80px}
    .floating-contact-btn{bottom:20px;right:20px;width:50px;height:50px}
    .floating-contact-btn span{font-size:24px}
}
@media (max-width:480px){
    .contact-modal-content{width:calc(100% - 40px);right:20px;left:20px;bottom:70px}
    .salesman-card{flex-direction:column;align-items:center;text-align:center}
    .salesman-avatar{width:50px;height:50px}
}
/* Cart Preview Styles */
.cart-preview-item { display: flex; padding: 10px; border-bottom: 1px solid #eee; gap: 10px; }
.cart-preview-item:last-child { border-bottom: none; }
.cart-preview-img { width: 50px; height: 50px; object-fit: cover; border-radius: 4px; border: 1px solid #f0f0f0; }
.cart-preview-info { flex: 1; }
.cart-preview-title { font-size: 13px; font-weight: bold; margin-bottom: 4px; color: var(--text-dark); }
.cart-preview-sku { font-size: 12px; color: #666; margin-bottom: 4px; }
.cart-preview-price-row { display: flex; justify-content: space-between; align-items: center; }
.cart-preview-price { color: #e53e3e; font-weight: bold; }
.cart-preview-num { font-size: 12px; color: #666; }
.cart-preview-total { padding: 15px 10px; text-align: right; font-weight: bold; border-top: 1px solid #eee; background: #f8f9fa; }
.cart-preview-total-price { color: #e53e3e; font-size: 18px; }

/* --- Migrated from inline styles --- */

.loading-state, .empty-state { text-align: center; padding: 50px; grid-column: 1 / -1; font-size: 14px; }
.error-state { text-align: center; padding: 20px; color: red; }

.sku-options-list { display: flex; flex-direction: column; gap: 10px; }
.sku-option-item { border: 1px solid #eee; padding: 10px; border-radius: 4px; display: flex; justify-content: space-between; align-items: center; }
.sku-option-desc { font-size: 12px; color: #666; }
.sku-option-action { text-align: right; }
.sku-option-price { color: #e53e3e; font-weight: bold; margin-bottom: 5px; }

.sku-quantity-control { position: static; display: inline-flex; border: 1px solid #3182ce; background: transparent; border-radius: 4px; box-shadow: none; }
.sku-quantity-control .cart-btn-decrease { width: 28px; height: 28px; border-right: 1px solid #3182ce; border-radius: 0; }
.sku-quantity-control .cart-quantity-input { border: none; width: 40px; text-align: center; border-radius: 0; }
.sku-quantity-control .cart-btn-increase { width: 28px; height: 28px; border-left: 1px solid #3182ce; border-radius: 0; }

.dropdown-header-inner { padding: 8px 12px; border-bottom: 1px solid var(--border-color); background: var(--light-gray); }
.dropdown-search-wrapper { display: flex; gap: 4px; align-items: center; margin-bottom: 8px; }
#categorySearchInput { width: 100%; padding: 6px; border: 1px solid #ddd; border-radius: 4px; font-size: 12px; box-sizing: border-box; }
.btn-clear-search { padding: 6px 10px; background: #6c757d; color: white; border: none; border-radius: 4px; cursor: pointer; font-size: 12px; }

.select-all-label { display: block; text-align: left; }
.category-option-img { width: 50px; height: 50px; object-fit: contain; margin-right: 8px; }

#goToTableCatalogBtn { background: #3182ce; color: white; border: none; padding: 10px 16px; border-radius: 6px; cursor: pointer; font-weight: 500; font-size: 13px; white-space: nowrap; height: 40px; box-sizing: border-box; display: flex; align-items: center; justify-content: center; }

.language-switcher { position: relative; display: inline-block; }
.language-btn { background: #f8f9fa; color: #333; border: 1px solid #ddd; }
.language-dropdown-menu { display: none; position: absolute; top: 100%; right: 0; background: white; border: 1px solid #ddd; border-radius: 4px; box-shadow: 0 2px 10px rgba(0,0,0,0.1); z-index: 1000; min-width: 120px; }
.language-dropdown-item { display: block; padding: 10px 15px; text-decoration: none; color: #333; border-bottom: 1px solid #f0f0f0; transition: background 0.2s; }
.language-dropdown-item:hover { background: #f8f9fa; }

/* 语言切换器显示控制 */
.mobile-language-switcher { display: none; margin-left: 15px; }
.pc-language-switcher { display: inline-block; }

.product-image-container { position: relative; }
.product-image { cursor: pointer; }
.no-image-text { display: none; }
.product-notes { font-size: 12px; color: #666; text-align: center; margin-top: 5px; line-height: 1.3; }

#paginationContainer { text-align: center; margin: 30px 0; padding: 20px; }

.sku-modal { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.5); z-index: 10001; align-items: center; justify-content: center; }
.sku-modal-content { background: white; padding: 20px; border-radius: 8px; width: 500px; max-width: 90%; max-height: 80vh; display: flex; flex-direction: column; }
.modal-header-wrapper { display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid #ddd; padding-bottom: 10px; margin-bottom: 15px; }
#skuModalTitle { margin: 0; }
.modal-close-btn { background: none; border: none; font-size: 20px; cursor: pointer; color: #333; }
#skuListContainer { overflow-y: auto; flex: 1; margin-bottom: 15px; }
.loading-text { text-align: center; color: #666; padding: 20px; }
.modal-footer-wrapper { text-align: right; border-top: 1px solid #ddd; padding-top: 15px; }
.btn-cancel { padding: 8px 15px; border: 1px solid #ddd; background: white; border-radius: 4px; cursor: pointer; margin-right: 10px; }

#quantityModal { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.5); z-index: 10002; align-items: center; justify-content: center; }
.quantity-modal-content { padding: 20px; width: 400px; }
#quantityModal .modal-header { display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid #ddd; padding-bottom: 10px; margin-bottom: 15px; }
#quantityModalTitle { margin: 0; }
#quantityModal .form-group { margin-bottom: 15px; }
#quantityModal .form-label { display: block; margin-bottom: 8px; font-weight: bold; }
#quantityModal .form-input { width: 100%; padding: 10px; border: 1px solid #ddd; border-radius: 4px; font-size: 16px; box-sizing: border-box; }
.price-summary-box { margin-bottom: 15px; padding: 10px; background: #f8f9fa; border-radius: 4px; }
.price-summary-item { font-size: 14px; color: #666; margin-bottom: 5px; }
.price-summary-total { font-size: 14px; color: #666; }
.modal-footer { text-align: right; border-top: 1px solid #ddd; padding-top: 15px; }
.btn-cancel-modal { padding: 8px 15px; border: 1px solid #ddd; background: white; border-radius: 4px; cursor: pointer; margin-right: 10px; }
.btn-confirm-modal { padding: 8px 15px; border: none; background: #3182ce; color: white; border-radius: 4px; cursor: pointer; }

.cart-preview-header { background: #3182ce; color: white; padding: 12px; font-weight: bold; border-radius: 4px 4px 0 0; display: flex; justify-content: space-between; align-items: center; }
.cart-preview-actions { display: flex; gap: 8px; align-items: center; }
.btn-clear-cart { background: #dc3545; color: white; border: none; border-radius: 4px; padding: 4px 8px; font-size: 12px; cursor: pointer; font-weight: bold; }
.btn-close-cart { background: #6c757d; color: white; border: none; border-radius: 4px; padding: 0; font-size: 16px; cursor: pointer; font-weight: bold; width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; }
#cartPreviewContent { overflow-y: auto; flex: 1; }
.empty-cart-text { text-align: center; color: #666; padding: 20px; }
.cart-preview-footer { padding: 15px; border-top: 1px solid #ddd; background: #f8f9fa; border-radius: 0 0 4px 4px; text-align: right; }
.btn-checkout { display: inline-block; padding: 8px 15px; background: #3182ce; color: white; text-decoration: none; border-radius: 4px; font-weight: bold; }

/* Updates to existing styles */
.add-to-cart-btn { position: absolute; right: 5px; top: 5px; background: #28a745; border: none; border-radius: 50%; width: 30px; height: 30px; font-size: 16px; cursor: pointer; display: flex; align-items: center; justify-content: center; box-shadow: 0 2px 5px rgba(0,0,0,0.2); }
.add-to-cart-btn:hover { background:  #1a8833; transform: scale(1.1); }
/* Cart Preview Refactored Styles */
.cart-preview {
    display: none; position: fixed; top: 100px; right: 20px; width: 430px; 
    background: white; border: 2px solid #3182ce; border-radius: 8px; 
    box-shadow: 0 4px 20px rgba(0,0,0,0.15); z-index: 10000; max-height: 500px; 
    overflow-y: auto;
}
.cart-preview-header {
    background: #3182ce; color: white; padding: 12px; font-weight: bold; 
    border-radius: 6px 6px 0 0;
    display: flex; justify-content: space-between; align-items: center;
}
.cart-preview-actions { display: flex; gap: 8px; align-items: center; }
.btn-clear-cart {
    background: #dc3545; color: white; border: none; border-radius: 4px; 
    padding: 4px 8px; font-size: 12px; cursor: pointer; font-weight: bold;
}
.btn-close-cart {
    background: #6c757d; color: white; border: none; border-radius: 4px; 
    padding: 0; font-size: 16px; cursor: pointer; font-weight: bold; 
    width: 24px; height: 24px; display: flex; align-items: center; justify-content: center;
}
.cart-preview-content { padding: 0; }
.empty-cart-text { text-align: center; color: #999; padding: 20px; }

.cart-preview-table-container { padding: 10px; }
.cart-preview-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.cart-preview-table thead tr { background: #f8f9fa; }
.cart-preview-table th { padding: 8px; border-bottom: 1px solid #dee2e6; }
.cart-preview-table th.col-img { text-align: left; width: 15%; }
.cart-preview-table th.col-info { text-align: left; width: 45%; }
.cart-preview-table th.col-qty { text-align: center; width: 20%; }
.cart-preview-table th.col-price { text-align: right; width: 20%; }

.cart-preview-table td { padding: 8px; border-bottom: 1px solid #dee2e6; }
.cart-preview-table td.col-img { vertical-align: top; }
.cart-preview-table td.col-img img { width: 50px; height: 50px; object-fit: contain; }
.cart-preview-table td.col-info { vertical-align: top; }
.cart-preview-table td.col-qty { vertical-align: top; text-align: center; }
.cart-preview-table td.col-price { vertical-align: top; text-align: right; }

.cart-preview-item-title { font-weight: bold; margin-bottom: 4px; font-size: 11px; }
.cart-preview-item-sku { font-size: 10px; color: #666; margin-bottom: 2px; }
.cart-preview-item-price { font-size: 10px; color: #999; margin-top: 2px; }

.cart-preview-subtotal { color: #dc3545; font-weight: bold; font-size: 11px; }

.cart-preview-tfoot { background: #e9ecef; font-weight: bold; }
.cart-preview-tfoot td { padding: 8px; }
.cart-preview-tfoot .tfoot-left { text-align: left; }
.cart-preview-tfoot .tfoot-center { text-align: center; }
.cart-preview-tfoot .tfoot-right { text-align: right; color: #e53e3e; }

.btn-view-details { 
    background: #3182ce; color: white; padding: 6px 12px; font-size: 12px; 
    font-weight: bold; border: none; border-radius: 4px; cursor: pointer; 
    text-decoration: none; display: inline-block; 
}

/* Pagination Styles (.pagination 电脑端原代码恢复) */
.pagination { display: flex; justify-content: center; list-style: none; padding: 0; margin: 0; gap: 5px; }
.pagination li { margin: 0; }
.pagination li a, .pagination li span { display: block; padding: 8px 12px; border: 1px solid var(--border-color); border-radius: 4px; color: var(--primary-color); text-decoration: none; font-size: 14px; transition: all 0.2s ease; background: white; }
.pagination li a:hover { background: var(--light-gray); border-color: var(--accent-color); color: var(--accent-color); }
.pagination .active span { background: var(--accent-color); color: white; border-color: var(--accent-color); cursor: default; }
.pagination .jumpto {display: none;}

/* Pagination Styles (.pager 移动端补充) */
#paginationContainer .pager {
    display: flex;
    justify-content: center;
    list-style: none;
    padding: 0;
    margin: 0;
    gap: 8px;
}
#paginationContainer .pager li {
    margin: 0;
}
#paginationContainer .pager li a, 
#paginationContainer .pager li span {
    display: block;
    padding: 8px 16px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--primary-color);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.2s ease;
    background: white;
}
#paginationContainer .pager li a:hover {
    background: var(--light-gray);
    border-color: var(--accent-color);
    color: var(--accent-color);
}
#paginationContainer .pager li.active span {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
    cursor: default;
}
#paginationContainer .pager li.disabled span {
    color: #999;
    background-color: #f8f9fa;
    border-color: #eee;
    cursor: not-allowed;
}



/* Header 响应式布局 */
@media (max-width: 1024px) {
    .header {
        grid-template-columns: 1fr;
        gap: 15px;
        padding: 15px;
    }
    .header-left, .header-center, .header-right {
        justify-content: flex-start;
    }
    .search-filter-container, .action-buttons {
        flex-wrap: wrap;
        width: 100%;
    }
    .search-input, .multi-select-container {
        flex: 1;
        min-width: 200px;
    }
}

@media (max-width: 768px) {
    .header {
        padding: 15px 10px;
    }
    .header-left {
        justify-content: space-between; /* 产品中心和语言切换器分居两端 */
        width: 100%;
    }
    .mobile-language-switcher {
        display: inline-block; /* 移动端显示右上角的语言切换 */
    }
    .pc-language-switcher {
        display: none !important; /* 移动端彻底隐藏底部操作栏的语言切换 */
    }
    .search-filter-container {
        /* display: grid;
        grid-template-columns: 1fr 1fr; /* 搜索框和分类一行 */
        gap: 10px; */
        align-items: stretch;
    }
    /* 在移动端，将两个按钮也放进 grid 布局的下面一行 */
    .btn-clear, #goToTableCatalogBtn {
        grid-column: span 1;
    }
    .action-buttons {
        display: grid;
        grid-template-columns: 1fr 1fr; /* 按钮一行两个 */
        gap: 10px;
        width: 100%;
    }
    .search-input, .multi-select-container {
        min-width: 100%;
        width: 100%;
    }
    .btn-clear, #goToTableCatalogBtn, #recentProductsBtn, #cartIconBtn {
        width: 100%;
        justify-content: center;
        padding: 8px 10px; /* 稍微减小内边距适应两列 */
        font-size: 12px;
    }
    .language-switcher {
        width: auto; /* 恢复自适应宽度 */
        display: inline-block;
    }
    .language-btn {
        width: auto;
        display: inline-flex;
    }
    .language-dropdown-menu {
        width: 120px; /* 恢复下拉菜单宽度 */
    }
    .multi-select-dropdown {
        width: 100%;
    }
    
    /* 手机端产品列表：一行两个 */
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px; /* 在手机端适当减小间距 */
    }
    .product-card {
        padding: 10px; /* 在手机端适当减小内边距 */
    }
    .product-image {
        min-height: 100px; /* 适应手机端更小的图片高度 */
        max-height: 100px;
    }
}




.footer-fix {
	box-shadow: 0 0 10px rgba(0,0,0,0.2);
	position: fixed;
	bottom: 0;
	left: 0;
	width: 100%;
	background-color: #fff;
	z-index: 10;
    display:none;
}
@media (max-width: 768px) {
    .footer-fix {
        display: block;
    }
}
.footer-fix li {
	float: left;
	width: 25%;
    list-style: none;
}
.footer-fix li a {
	display: block;
	text-align: center;
	padding: 7px 0;
	font-size: 12px;
	line-height: 1;
    text-decoration: none;
    color: #333;
}
.footer-fix li i {
	display: block;
	height: 20px;
	background: no-repeat center;
	background-size: contain;
	margin-bottom: 4px;
}
.footer-fix li i.i1 {
	background-image: url(../../images/f_01.png);
}
.footer-fix li i.i2 {
	background-image: url(../../images/f_02.png);
}
.footer-fix li i.i3 {
	background-image: url(../../images/f_03.png);
}
.footer-fix li i.i4 {
	background-image: url(../../images/f_04.png);
}