.sitemap-section {
      padding: 50px 0;
    }
    .sitemap-container {
      max-width: 1200px;
      margin: 0 auto;
    }
    .sitemap-card {
      border: 1px solid #e0e0e0;
      border-radius: 8px;
      padding: 25px;
      margin-bottom: 30px;
      box-shadow: 0 3px 10px rgba(0,0,0,0.05);
      transition: all 0.3s ease;
    }
    .sitemap-card:hover {
      box-shadow: 0 5px 15px rgba(0,0,0,0.1);
      transform: translateY(-5px);
    }
    .sitemap-card h3 {
      color: #2e7d32;
      border-bottom: 2px solid #2e7d32;
      padding-bottom: 10px;
      margin-bottom: 20px;
      font-size: 1.5rem;
    }
    .sitemap-list {
      list-style: none;
      padding-left: 0;
    }
    .sitemap-list li {
      margin-bottom: 12px;
      padding-left: 20px;
      position: relative;
    }
    .sitemap-list li::before {
      content: "";
      position: absolute;
      left: 0;
      top: 50%;
      transform: translateY(-50%);
      width: 8px;
      height: 8px;
      background-color: #2e7d32;
      border-radius: 50%;
    }
    .sitemap-list a {
      color: #333;
      text-decoration: none;
      transition: color 0.3s ease;
      font-size: 16px;
      display: flex;
      align-items: center;
    }
    .sitemap-list a:hover {
      color: #2e7d32;
      padding-left: 5px;
    }
    .sitemap-list a i {
      margin-right: 10px;
      color: #2e7d32;
    }
    .sitemap-visual {
      margin-top: 50px;
      padding: 30px;
      background-color: #f9f9f9;
      border-radius: 10px;
      overflow-x: auto;
    }
    .sitemap-tree {
      width: 100%;
      position: relative;
    }
    .site-node {
      padding: 10px 15px;
      background-color: #fff;
      border: 2px solid #2e7d32;
      border-radius: 6px;
      display: inline-block;
      margin: 5px;
      font-weight: 500;
      color: #333;
      box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    }
    .main-node {
      background-color: #2e7d32;
      color: white;
      border: none;
    }
    .node-line {
      border-left: 2px solid #2e7d32;
      height: 20px;
      margin-left: 50%;
    }
    .last-updated {
      font-style: italic;
      color: #666;
      margin-top: 40px;
      text-align: center;
    }