/* 产品分类标签栏样式 */
    .product-categories {
      width: 100%;
      padding: 20px;
      box-sizing: border-box;
      max-width: 1400px;
      margin: 0 auto;
    }
    
    .category-tabs {
      display: flex;
      flex-wrap: wrap;
      gap: 10px 15px;
      align-items: center;
      justify-content: flex-start;
      margin-bottom: 25px;
      border-bottom: 1px solid #eee;
      padding-bottom: 15px;
    }
    
    .category-tab {
      padding: 8px 20px;
      background-color: #f8f9fa;
      border-radius: 20px;
      font-size: clamp(14px, 1.2vw, 16px);
      color: #333;
      cursor: pointer;
      transition: all 0.3s ease;
      border: 1px solid transparent;
    }
    
    .category-tab.active {
      background-color: #0066CC;
      color: #fff;
      border-color: #0066CC;
    }
    
    .category-tab:hover:not(.active) {
      background-color: #e9ecef;
      border-color: #ddd;
    }
    
    /* 商品列表核心：一行固定4个产品 */
    .product-list {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      padding: 0 20px 20px;
      width: 100%;
      box-sizing: border-box;
      max-width: 1400px;
      margin: 0 auto;
    }
    
    .product-item {
      border: 1px solid #eee;
      padding: 15px;
      border-radius: 8px;
      height: max-content;
      transition: all 0.3s ease;
      text-decoration: none;
      min-width: 200px;
      /* 新增：确保描述文本不溢出 */
      display: flex;
      flex-direction: column;
    }
    
    .product-item:hover {
      box-shadow: 0 4px 12px rgba(0,0,0,0.08);
      transform: translateY(-2px);
    }
    
    .product-img {
      width: 100%;
      height: auto;
      aspect-ratio: 1/1;
      object-fit: cover;
      border-radius: 4px;
      margin-bottom: 10px; /* 图片与文字间距 */
    }
    
    .product-name {
      font-size: clamp(14px, 1.5vw, 16px);
      margin: 0 0 8px 0;
      color: #333;
      font-weight: 500;
    }
    
    /* 新增：商品描述样式 */
    .product-desc {
      font-size: clamp(12px, 1vw, 14px);
      color: #666;
      line-height: 1.4;
      margin: 0 0 8px 0;
      /* 最多显示2行，超出省略 */
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    
    .product-price {
      font-size: clamp(16px, 2vw, 20px); 
      font-weight: bold;
      color: red;
      margin: 0;
      padding-left: clamp(2px, 0.5vw, 5px);
    }

    .product-category-content {
      display: none;
      width: 100%;
    }
    
    .product-category-content.active {
      display: block;
    }
    
    /* 响应式适配 */
    @media (min-width: 1200px) {
      .product-list {
        grid-template-columns: repeat(4, 1fr);
      }
    }
    
    @media (max-width: 1199px) and (min-width: 768px) {
      .product-list {
        grid-template-columns: repeat(2, 1fr);
      }
    }
    
    @media (max-width: 767px) {
      .product-list {
        grid-template-columns: 1fr;
      }
      .category-tabs {
        justify-content: center;
      }
    }
    
    @media (max-width: 375px) {
      .product-price {
        font-size: 16px;
      }
    }
    
    @media (min-width: 1920px) {
      .product-price {
        font-size: 20px;
      }
    }