/* 产品介绍页面特定样式 */
    .product-intro-section {
      padding: 4rem 0;
    }

    /* 大图略览样式 */
    .product-image-gallery-container {
      width: 100%;
    }

    .main-image-container {
      margin-bottom: 1rem;
      border-radius: 8px;
      overflow: hidden;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
      width: 100%;
      height: 400px;
      /* 固定高度 */
      display: flex;
      align-items: center;
      justify-content: center;
      position: relative;
      background-color: #f8f9fa;
    }

    .main-image {
      max-width: 100%;
      max-height: 100%;
      object-fit: contain;
      display: block;
      transition: opacity 0.3s ease;
    }

    /* 图片切换按钮样式 */
    .image-nav-button {
      position: absolute;
      top: 50%;
      transform: translateY(-50%);
      width: 40px;
      height: 40px;
      background-color: rgba(255, 255, 255, 0.8);
      border: none;
      border-radius: 50%;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      color: #333;
      transition: all 0.3s ease;
      z-index: 10;
    }

    .image-nav-button:hover {
      background-color: white;
      transform: translateY(-50%) scale(1.1);
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    }

    .prev-button {
      left: 15px;
    }

    .next-button {
      right: 15px;
    }

    .thumbnail-container {
      display: flex;
      gap: 0.75rem;
      padding-bottom: 0.5rem;
    }

    .thumbnail {
      width: 80px;
      height: 80px;
      object-fit: cover;
      border-radius: 4px;
      cursor: pointer;
      border: 2px solid transparent;
      transition: all 0.3s ease;
      flex-shrink: 0;
    }

    .thumbnail:hover {
      border-color: #0F3460;
      transform: translateY(-2px);
    }

    .thumbnail.active {
      border-color: #0F3460;
      box-shadow: 0 0 0 2px rgba(15, 52, 96, 0.2);
    }

    /* 响应式调整 */
    @media (max-width: 768px) {
      .thumbnail {
        width: 60px;
        height: 60px;
      }
    }

    .product-detail-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 2rem;
    }

    @media (max-width: 768px) {
      .product-detail-grid {
        grid-template-columns: 1fr;
      }
    }

    .product-feature-item {
      display: flex;
      align-items: flex-start;
      margin-bottom: 1rem;
    }

    .product-feature-icon {
      background-color: rgba(30, 64, 175, 0.1);
      color: #1e40af;
      width: 40px;
      height: 40px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-right: 1rem;
      flex-shrink: 0;
    }

    .technical-specs table {
      width: 100%;
      border-collapse: collapse;
    }

    .technical-specs th,
    .technical-specs td {
      padding: 0.4rem;
      text-align: left;
      border-bottom: 1px solid #e5e7eb;
    }

    .technical-specs th {
      font-weight: 600;
      background-color: #f8fafc;
    }

    /* 左右布局样式 */
    .product-overview {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 3rem;
      align-items: start;
    }

    @media (max-width: 992px) {
      .product-overview {
        grid-template-columns: 1fr;
        gap: 2rem;
      }
    }

    /* 产品图片容器样式 */
    .product-image-container {
      border-radius: 8px;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
      overflow: hidden;
    }

    .product-image-container img {
      width: 100%;
      height: auto;
      display: block;
    }

    /* 产品摘要样式增强 */
    .product-summary {
      display: flex;
      flex-direction: column;
      justify-content: flex-start;
    }

    .product-summary h2 {
      margin-top: 0;
    }

    /* 树状目录样式 */
    .tree-root {
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .tree-item {
      list-style: none;
      margin: 0.15rem 0;
    }

    .tree-node {
      cursor: pointer;
      padding: 0.5rem 0;
      display: flex;
      align-items: center;
      transition: all 0.3s ease;
      border-radius: 6px;
      padding-left: 0.75rem;
      padding-right: 0.75rem;
      font-size: 0.95rem;
      color: #4B5563;
    }

    .tree-node:hover {
      background-color: rgba(15, 52, 96, 0.08);
      color: #0F3460;
      transform: translateX(2px);
    }

    .tree-icon {
      font-size: 0.75rem;
      margin-right: 0.75rem;
      color: #6B7280;
      transition: all 0.3s ease;
      width: 16px;
      text-align: center;
    }

    .tree-children {
      list-style: none;
      padding-left: 1.5rem;
      display: none;
      margin: 0;
      animation: treeFadeIn 0.3s ease-out;
    }

    @keyframes treeFadeIn {
      from {
        opacity: 0;
        transform: translateY(-5px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    .tree-leaf {
      display: block;
      padding: 0.4rem 0.75rem;
      transition: all 0.3s ease;
      border-radius: 6px;
      margin: 0.1rem 0;
      font-size: 0.9rem;
      cursor: pointer;
      color: #6B7280;
    }

    .tree-leaf:hover {
      background-color: rgba(15, 52, 96, 0.08);
      color: #0F3460;
      transform: translateX(3px);
    }

    .tree-leaf.active {
      background-color: rgba(15, 52, 96, 0.1);
      color: #0F3460;
      font-weight: 500;
    }

    /* 响应式调整 - 树状目录 */
    @media (max-width: 1024px) {
      .product-content-wrapper {
        grid-template-columns: 220px 1fr !important;
        gap: 1.5rem !important;
      }

      .product-tree-menu {
        padding: 1rem !important;
      }
    }

    @media (max-width: 768px) {
      .product-content-wrapper {
        grid-template-columns: 1fr !important;
      }

      .product-tree-menu {
        position: relative !important;
        top: 0 !important;
        max-height: none !important;
        margin-bottom: 2rem;
      }
    }

    /* 页面优化样式 */
    .product-intro-section {
      padding: 3rem 0;
    }

    .product-content-wrapper {
      margin: 0 auto;
      padding: 0 1.5rem;
    }

    /* 产品概览区域优化 */
    .product-overview {
      background-color: white;
      border-radius: 12px;
      padding: 0 2rem;
      box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    }

    /* 产品详情区域优化 */
    .product-detail-grid {
      background-color: white;
      border-radius: 12px;
      padding: 2rem;
      box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    }

    /* 图片容器优化 */
    .main-image-container {
      border: 1px solid #E5E7EB;
      transition: all 0.3s ease;
    }

    .main-image-container:hover {
      box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
    }

    /* 导航按钮优化 */
    .image-nav-button {
      opacity: 0;
      transition: all 0.3s ease;
    }

    .main-image-container:hover .image-nav-button {
      opacity: 1;
    }

    /* 缩略图优化 */
    .thumbnail {
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .thumbnail:hover {
      transform: translateY(-3px) scale(1.05);
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    }

    /* 平滑滚动 */
    html {
      scroll-behavior: smooth;
    }