body {
      margin: 0;
      padding: 0;
      font-family: Arial, sans-serif;
      background-color: #f9fafb;
      line-height: 1.6;
    }

    /* 面包屑导航样式 */
    .breadcrumb-nav {
      background: white;
      border-bottom: 1px solid #e5e7eb;
      padding: 1rem 0;
    }

    /* 让面包屑居中，不靠左 */
    .breadcrumb-nav .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 1.25rem;
    }

    /* 修复白底中 / 不显示的问题 */
    .breadcrumb-nav .header_nav--split {
      color: #6b7280;
      margin: 0 0.25rem;
    }

    .breadcrumb-nav a {
      color: #6b7280;
      text-decoration: none;
      font-size: 0.875rem;
      transition: color 0.3s;
    }

    .breadcrumb-nav a:hover {
      color: #2563eb;
    }

    .breadcrumb-nav .current {
      color: #111827;
      font-weight: 500;
    }



    /* 模板展示区域样式 */
    .template-showcase {
      background: white;
      border-radius: 0.75rem;
      box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
      border: 1px solid #e5e7eb;
      overflow: hidden;
      margin-bottom: 2rem;
    }

    .template-main {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 2rem;
      padding: 2rem;
    }

    .template-image {
      position: relative;
      overflow: hidden;
      border-radius: 0.5rem;
      background: #f3f4f6;
    }

    .template-image img {
      width: 100%;
      height: auto;
      max-height: 400px;
      object-fit: cover;
      transition: transform 0.3s ease;
    }

    .template-image:hover img {
      transform: scale(1.05);
    }

    .template-info h1 {
      font-size: 1.875rem;
      font-weight: 700;
      color: #111827;
      margin-bottom: 1rem;
      line-height: 1.3;
    }

    .template-info h1 a {
      color: inherit;
      text-decoration: none;
    }

    .template-info h1 a:hover {
      color: #2563eb;
    }

    .preview-btn {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
      color: white;
      padding: 0.875rem 2rem;
      border-radius: 0.5rem;
      text-decoration: none;
      font-weight: 600;
      font-size: 1rem;
      transition: all 0.3s ease;
      margin-bottom: 2rem;
      box-shadow: 0 4px 6px rgba(37, 99, 235, 0.25);
    }

    .preview-btn:hover {
      background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
      transform: translateY(-2px);
      box-shadow: 0 8px 25px rgba(37, 99, 235, 0.35);
    }


    /* 新白底按钮 */
    .preview-btn-white {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      background: white;
      color: #1d4ed8; /* 默认文字 & SVG 颜色 */
      padding: 0.875rem 2rem;
      border-radius: 0.5rem;
      text-decoration: none;
      font-weight: 600;
      font-size: 1rem;
      transition: all 0.3s ease;
      margin-bottom: 2rem;
      border: 1px solid #e5e7eb;
      box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    }

    .preview-btn-white:hover {
      background: #f3f4f6;
      color: #2563eb; /* hover 文字 & SVG 颜色 */
      transform: translateY(-2px);
      box-shadow: 0 8px 25px rgba(37, 99, 235, 0.2);
    }

    /* SVG 自动继承文字颜色 */
    .preview-btn svg,
    .preview-btn-white svg {
      width: 16px;
      height: 16px;
      fill: currentColor;
      transition: all 0.3s ease;
    }

    /* 热门推荐样式 */
    .hot-recommend {
      background: #f8fafc;
      border-radius: 0.5rem;
      padding: 1.5rem;
    }

    .hot-recommend h2 {
      font-size: 1.125rem;
      font-weight: 600;
      color: #111827;
      margin-bottom: 1rem;
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }

    .recommend-list {
      display: flex;
      flex-wrap: wrap;
      gap: 0.75rem;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .recommend-item {
      display: inline-block;
    }

    .recommend-item a {
      display: inline-block;
      padding: 0.5rem 1rem;
      background: white;
      color: #6b7280;
      text-decoration: none;
      border-radius: 1.5rem;
      font-size: 0.875rem;
      border: 1px solid #e5e7eb;
      transition: all 0.3s ease;
    }

    .recommend-item a:hover {
      background: #2563eb;
      color: white;
      border-color: #2563eb;
    }

    /* 模板介绍样式 */
    .template-description {
      background: white;
      border-top: 1px solid #e5e7eb;
      padding: 2rem;
    }

    .template-description h3 {
      font-size: 1.25rem;
      font-weight: 600;
      color: #111827;
      margin-bottom: 1rem;
    }

    .template-description-content {
      color: #6b7280;
      line-height: 1.7;
      font-size: 0.95rem;
    }

    .template-description-more {
      color: #2563eb;
      cursor: pointer;
      font-weight: 500;
      margin-left: 0.5rem;
    }

    .template-description-more:hover {
      text-decoration: underline;
    }

    /* 相关模板推荐样式 */
    .related-templates {
      background: white;
      border-radius: 0.75rem;
      box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
      border: 1px solid #e5e7eb;
      overflow: hidden;
      margin-bottom: 2rem;
    }

    .related-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 2rem 2rem 1rem;
      border-bottom: 1px solid #e5e7eb;
    }

    .related-header h2 {
      font-size: 1.5rem;
      font-weight: 700;
      color: #111827;
      margin: 0;
    }

    .related-header a {
      color: #2563eb;
      text-decoration: none;
      font-weight: 500;
      display: flex;
      align-items: center;
      gap: 0.25rem;
      font-size: 0.875rem;
    }

    .related-header a:hover {
      color: #1d4ed8;
    }

    .related-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 1.5rem;
      padding: 2rem;
    }

    .template-card {
      background: #f8fafc;
      border-radius: 0.75rem;
      overflow: hidden;
      border: 1px solid #e5e7eb;
      transition: all 0.3s ease;
      position: relative;
    }

    .template-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
      border-color: #2563eb;
    }

    .template-card-image {
      position: relative;
      overflow: hidden;
      aspect-ratio: 16/10;
      background: #f3f4f6;
    }

    .template-card-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.3s ease;
    }

    .template-card:hover .template-card-image img {
      transform: scale(1.1);
    }

    .template-card-overlay {
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: rgba(0, 0, 0, 0.7);
      opacity: 0;
      transition: opacity 0.3s ease;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 1rem;
    }

    .template-card:hover .template-card-overlay {
      opacity: 1;
    }

    .card-btn {
      padding: 0.5rem 1rem;
      border-radius: 0.375rem;
      text-decoration: none;
      font-weight: 500;
      font-size: 0.875rem;
      transition: all 0.3s ease;
    }

    .card-btn-primary {
      background: #2563eb;
      color: white;
    }

    .card-btn-primary:hover {
      background: #1d4ed8;
    }

    .card-btn-secondary {
      background: white;
      color: #374151;
      border: 1px solid #e5e7eb;
    }

    .card-btn-secondary:hover {
      background: #f3f4f6;
    }

    .template-card-title {
      padding: 1rem;
      font-weight: 500;
      color: #111827;
      text-align: center;
      font-size: 0.95rem;
    }

    /* 最新文章样式 */
    .latest-articles {
      background: white;
      border-radius: 0.75rem;
      box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
      border: 1px solid #e5e7eb;
      overflow: hidden;
      margin-bottom: 2rem;
    }

    .articles-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 2rem 2rem 1rem;
      border-bottom: 1px solid #e5e7eb;
    }

    .articles-header h2 {
      font-size: 1.5rem;
      font-weight: 700;
      color: #111827;
      margin: 0;
    }

    .articles-header a {
      color: #2563eb;
      text-decoration: none;
      font-weight: 500;
      display: flex;
      align-items: center;
      gap: 0.25rem;
      font-size: 0.875rem;
    }

    .articles-header a:hover {
      color: #1d4ed8;
    }

    .articles-list {
      padding: 1rem 2rem 2rem;
    }

    .article-item {
      display: flex;
      align-items: flex-start;
      gap: 1rem;
      padding: 1rem;
      border-radius: 0.5rem;
      text-decoration: none;
      color: inherit;
      transition: all 0.3s ease;
      margin-bottom: 0.5rem;
    }

    .article-item:hover {
      background: #f8fafc;
      transform: translateX(8px);
    }

    .article-number {
      flex-shrink: 0;
      width: 2rem;
      height: 2rem;
      background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
      color: white;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 600;
      font-size: 0.875rem;
    }

    .article-content {
      flex: 1;
      min-width: 0;
    }

    .article-title {
      font-weight: 600;
      color: #111827;
      margin-bottom: 0.25rem;
      line-height: 1.4;
      transition: color 0.3s;
    }

    .article-item:hover .article-title {
      color: #2563eb;
    }

    .article-date {
      font-size: 0.875rem;
      color: #6b7280;
      margin-bottom: 0.5rem;
    }

    .article-excerpt {
      font-size: 0.875rem;
      color: #6b7280;
      line-height: 1.5;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    /* Tab样式 */
    .tab-section {
      background: white;
      border-radius: 0.75rem;
      box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
      border: 1px solid #e5e7eb;
      overflow: hidden;
    }

    .tab-header {
      background: #f9fafb;
      border-bottom: 1px solid #e5e7eb;
      padding: 0 2rem;
    }

    .tab-buttons {
      display: flex;
      position: relative;
    }

    .tab-button {
      padding: 1rem 2rem;
      background: transparent;
      border: none;
      color: #6b7280;
      font-size: 0.875rem;
      font-weight: 500;
      cursor: pointer;
      transition: all 0.3s;
      position: relative;
      text-decoration: none;
      display: inline-block;
    }

    .tab-button:hover {
      color: #2563eb;
    }

    .tab-button.active {
      color: #2563eb;
      background: white;
      border-bottom: 2px solid #2563eb;
    }

    .tab-content {
      padding: 2rem;
    }

    .tab-pane {
      display: none;
    }

    .tab-pane.active {
      display: block;
    }

    .tab-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      gap: 0.75rem;
    }

    .tab-item {
      display: block;
      padding: 0.75rem 1rem;
      color: #374151;
      text-decoration: none;
      border: 1px solid #e5e7eb;
      border-radius: 0.5rem;
      transition: all 0.3s;
      font-size: 0.875rem;
      text-align: center;
    }

    .tab-item:hover {
      color: #2563eb;
      background-color: #eff6ff;
      border-color: #93c5fd;
    }

    /* 浮动侧边栏样式 */
    .floating-sidebar {
      position: fixed;
      right: 20px;
      top: 85%;
      transform: translateY(-50%);
      z-index: 1000;
      display: flex;
      flex-direction: column;
      align-items: center;
      background: #1e2a47;
      border-radius: 10px;
      padding: 15px 10px;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    }

    .floating-sidebar-item {
      margin: 8px 0;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      color: #cbd5e0;
      cursor: pointer;
      transition: all 0.3s ease;
      text-decoration: none;
      font-size: 12px;
      width: 60px;
      text-align: center;
      position: relative;
    }

    .floating-sidebar-item:hover {
      color: #ffffff;
    }

    .floating-sidebar-item .icon-container {
      width: 26px;
      height: 26px;
      margin: 0 auto 5px auto;
      display: flex;
      align-items: center;
      justify-content: center;
      position: relative;
    }

    .floating-sidebar-item svg {
      width: 26px;
      height: 26px;
      display: block;
      margin: 0;
    }

    .floating-sidebar-item#wechat-btn svg {
      width: 28px;
      height: 28px;
      transform: translateX(2px);
    }

    .floating-sidebar-item#help-center-btn svg {
      width: 24px;
      height: 24px;
    }

    #wechat-qrcode {
      position: fixed;
      right: 120px;
      background: #1e2a47;
      padding: 15px;
      border-radius: 8px;
      box-shadow: 0 2px 10px rgba(0,0,0,0.2);
      z-index: 1001;
      width: 220px;
      display: none;
      flex-direction: column;
      align-items: center;
    }

    .qrcode-container {
      background: white;
      padding: 10px;
      border-radius: 4px;
      margin-bottom: 10px;
      width: calc(100% - 20px);
      height: 170px;
      display: flex;
      justify-content: center;
      align-items: center;
      position: relative;
    }

    .qrcode-container img {
      width: 100%;
      height: 100%;
      object-fit: contain;
      display: block;
    }

    .qrcode-text {
      width: 100%;
      text-align: center;
      font-size: 14px;
      color: #ffffff;
      margin-top: 5px;
    }

    .arrow-right {
      position: absolute;
      right: -10px;
      top: 30px;
      width: 0;
      height: 0;
      border-top: 10px solid transparent;
      border-bottom: 10px solid transparent;
      border-left: 10px solid #1e2a47;
    }

    .clear {
      clear: both;
    }

    .split_line {
      height: 1px;
      background: #e5e7eb;
      margin: 2rem 0;
    }