body {
      /*background: #f8fafc;*/
      /*font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,*/
      /*  "Helvetica Neue", Arial, sans-serif;*/
    }

    /* 导航栏样式优化 */
    .navbar {
      /*height: 68px;*/
      /*display: flex;*/
      /*align-items: center;*/
      /*padding: 0 0.8rem;*/
    }
    @media (min-width: 1024px) {
      #navbar-menu {
        display: none !important;
      }
    }
    .navbar-transparent .nav-link{
        color: #ffffff !important;
    }
    .navbar-light .navbar-nav .nav-link{
        color: #000000;
    }
    .navbar-brand {
      padding: 0;
    }

    .navbar-brand .ms-2 {
      line-height: 1.2;
    }

    .navbar-brand div:first-child {
      font-size: 1.8rem;
      margin-bottom: 2px;
    }

    .navbar-brand div:last-child {
      font-size: 1rem;
    }

    .navbar-nav {
      gap: 1.5rem;
    }

    .navbar-nav .nav-link {
      font-size: 18px;
      color: #333;
      padding: 0 0.5rem;
      position: relative;
      transition: color 0.3s ease;
      line-height: 1.5;
    }

    .navbar-nav .nav-link:hover {
      color: #e96637;
    }

    .navbar-nav .nav-link::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0;
      height: 2px;
      background: #e96637;
      transition: width 0.3s ease;
    }

    .navbar-nav .nav-link:hover::after {
      width: 100%;
    }

    .navbar .dropdown-toggle {
      padding: 0.1rem 0.8rem;
      font-size: 0.95rem;
      border-width: 1px;
      /*border-radius: 30px;*/
      font-weight: 500;
      background: #fff;
      color: #333;
      box-shadow: none;
      transition: border-color 0.2s, box-shadow 0.2s;
      width: 126px;
      height: 44px;
      margin-right: 20px;
    }

    .navbar .dropdown-toggle:focus,
    .navbar .dropdown-toggle:hover {
      border-color: #1e40af;
      color: #1e40af;
      background: #f8fafc;
    }

    .navbar .dropdown {
      position: relative;
    }

    .navbar .dropdown-menu {
      position: absolute;
      top: 100%;
      left: 0;
      z-index: 1000;
      min-width: 110px;
      padding: 0.3rem 0;
      border-radius: 8px;
      box-shadow: 0 4px 16px rgba(30, 64, 175, 0.08);
      font-size: 0.98rem;
      margin-top: 8px;
    }

    .navbar .dropdown-menu::before {
      content: "";
      position: absolute;
      top: -8px;
      left: 50%;
      transform: translateX(-50%);
      border-width: 0 8px 8px 8px;
      border-style: solid;
      border-color: transparent transparent #fff transparent;
      width: 0;
      height: 0;
      z-index: 10;
    }

    .navbar .dropdown-item {
      padding: 0.5rem 1.2rem;
      color: #333;
      transition: background 0.2s, color 0.2s;
      border-radius: 6px;
    }

    .navbar .dropdown-item:hover,
    .navbar .dropdown-item:focus {
      background: #f1f5f9;
      color: #1e40af;
    }

    .navbar .bi {
      font-size: 1.15rem;
    }

    .navbar .text-center {
      padding: 0.05rem 0.3rem;
    }

    .navbar .text-center div {
      font-size: 0.8rem;
      margin-top: 2px;
    }

    .product-component-wrapper {
      position: absolute;
      z-index: 1000;
      width: 100%;
      left: 0;
      padding: 0 20px;
      box-sizing: border-box;
      margin-top: 12px;
    }

    .product-component-wrapper::before {
      content: "";
      position: absolute;
      top: -8px;
      left: var(--arrow-left, 50%);
      transform: translateX(-50%);
      border-width: 0 8px 8px 8px;
      border-style: solid;
      border-color: transparent transparent #fff transparent;
      width: 0;
      height: 0;
      z-index: 10;
      filter: drop-shadow(0 -2px 2px rgba(0, 0, 0, 0.05));
      transition: left 0.2s ease;
    }

    .product-main-row {
      background: #fff;
      border-radius: 16px;
      box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
      height: 470px;
      transition: transform 0.3s ease;
      overflow: hidden;
      margin: 0 auto;
      max-width: 1212px;
      position: relative;
    }

    .product-main-row::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      border-radius: 16px;
      box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.05);
      pointer-events: none;
    }

    .product-main-row:hover {
      transform: translateY(-2px);
    }

    .sidebar1 {
      min-width: 200px;
      border-right: 1.5px solid #e2e8f0;
      background: transparent;
      padding: 32px 24px 32px 32px;
      height: 470px;
      overflow-y: auto;
    }

    .sidebar-title {
      font-size: 2rem;
      font-weight: 800;
      color: #1e40af;
      margin-bottom: 40px;
      border-bottom: 4px solid #1e40af;
      display: inline-block;
      padding-bottom: 4px;
      transition: color 0.3s ease;
    }

    .sidebar1 .list-group-item {
      border: none;
      background: transparent;
      font-size: 1.1rem;
      color: #1e293b;
      font-weight: 500;
      padding: 12px 16px;
      margin-bottom: 4px;
      transition: all 0.3s ease;
      position: relative;
      border-radius: 8px;
    }

    .sidebar1 .list-group-item.active {
      color: #1e40af;
      font-weight: 600;
      background: #f1f5f9;
      border: none;
      border-radius: 8px;
    }

    .sidebar1 .list-group-item:not(.active):hover {
      color: #1e293b;
      background: #f8fafc;
      transform: translateX(4px);
    }

    .product-list {
      padding: 32px 24px;
      border-right: 1.5px solid #e2e8f0;
      height: 470px;
      overflow-y: auto;
    }

    .product-list .list-group-item {
      border: none;
      background: transparent;
      font-size: 0.8rem;
      color: #334155;
      font-weight: 400;
      padding: 10px 16px;
      margin-bottom: 2px;
      transition: all 0.3s ease;
      border-radius: 6px;
    }

    .product-list .list-group-item.active,
    .product-list .list-group-item:focus {
      color: #ffffff;
      font-weight: 600;
      background: #f1f5f9;
      border: none;
      text-decoration: none;
      position: relative;
    }

    .product-list .list-group-item.active::before {
      content: "";
      position: absolute;
      left: 0;
      top: 50%;
      transform: translateY(-50%);
      width: 3px;
      height: 18px;
      background: #1e40af;
      border-radius: 2px;
    }

    .product-list .list-group-item:hover {
      color: #ffffff;
      background: #f8fafc;
      transform: translateX(4px);
    }

    .product-detail-area {
      display: flex;
      align-items: center;
      justify-content: center;
      height: 100%;
      min-height: 340px;
      padding: 32px;
      gap: 40px;
    }

    .product-img {
      max-width: 240px;
      border-radius: 12px;
      margin-bottom: 20px;
      background: #fff;
      margin-right: 40px;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
      transition: transform 0.3s ease;
    }

    .product-img:hover {
      transform: scale(1.02);
    }

    .product-info {
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: flex-start;
      flex: 1;
      min-width: 0;
    }

    .product-title {
      font-size: 1.4rem;
      font-weight: 700;
      color: #1e293b;
      margin-bottom: 12px;
      line-height: 1.2;
    }

    .product-subtitle {
      font-size: 1.1rem;
      color: #64748b;
      margin-bottom: 36px;
      line-height: 1.5;
    }

    .btn-group {
      display: flex;
      gap: 24px;
      flex-direction: row;
      flex-wrap: nowrap;
      width: 100%;
      justify-content: flex-start;
    }

    .btn-custom {
      background: #f1f5f9;
      border: 1.5px solid #e2e8f0;
      color: #334155;
      font-size: 1.08rem;
      font-weight: 500;
      border-radius: 10px;
      padding: 14px 18px;
      min-width: 0;
      flex: 1 1 0;
      box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
      transition: all 0.3s ease;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
    }

    .btn-custom:hover {
      background: #e0f2fe;
      border-color: #93c5fd;
      color: #1e40af;
      transform: translateY(-2px);
      box-shadow: 0 4px 12px rgba(30, 64, 175, 0.1);
    }

    .btn-custom i {
      font-size: 1.2rem;
    }

    @media (max-width: 1300px) {
      .product-component-wrapper {
        max-width: 100%;
        padding: 0 20px;
      }
    }

    @media (max-width: 992px) {
      .product-title {
        font-size: 1.8rem;
      }

      .product-subtitle {
        font-size: 1.1rem;
        margin-bottom: 24px;
      }

      .product-img {
        max-width: 180px;
        margin-right: 24px;
      }

      .btn-custom {
        padding: 12px 24px;
        min-width: 140px;
      }
    }

    @media (max-width: 768px) {
      .product-detail-area {
        flex-direction: column;
        text-align: center;
        padding: 24px;
      }

      .product-img {
        margin-right: 0;
        margin-bottom: 24px;
      }

      .product-info {
        align-items: center;
      }

      .btn-group {
        flex-direction: column;
        width: 100%;
      }

      .btn-custom {
        width: 100%;
      }
    }

    /* 图标圆形包围样式 */
    .icon-circle {
      width: 32px;
      height: 32px;
      border: 1.5px solid #1e293b;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 4px;
      background: #fff;
      transition: border-color 0.2s;
    }

    .icon-circle:hover {
      border-color: #1e40af;
    }

    .search-modal {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      z-index: 2000;
    }

    .search-modal-mask {
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: rgba(0, 0, 0, 0.18);
    }

    .search-modal-content {
      position: absolute;
      top: 0;
      left: 0;
      width: 100vw;
      background: #fff;
      border-radius: 0 0 16px 16px;
      box-shadow: 0 4px 24px rgba(30, 64, 175, 0.1);
      display: flex;
      justify-content: center;
      align-items: flex-start;
      z-index: 2100;
      padding-top: 24px;
      padding-bottom: 24px;
    }

    .search-form {
      width: 100%;
      background: #fff;
      border-radius: 8px;
      box-shadow: 0 4px 24px rgba(30, 64, 175, 0.1);
      display: flex;
      align-items: center;
      padding: 0 24px;
      height: 56px;
    }

    .search-input {
      border: none;
      outline: none;
      flex: 1;
      font-size: 1.2rem;
      background: transparent;
      color: #222;
    }

    .search-btn {
      background: none;
      border: none;
      color: #888;
      font-size: 1.5rem;
      cursor: pointer;
      margin-left: 8px;
    }

    .search-input::placeholder {
      color: #bbb;
    }

    @media (max-width: 600px) {
      .search-modal-content {
        width: 100vw;
        min-width: 0;
        border-radius: 0 0 12px 12px;
        padding-top: 12px;
        padding-bottom: 12px;
      }
    }

    /* 其他菜单下拉组件样式 */
    .other-menu-wrapper {
      position: absolute;
      z-index: 1000;
      width: 100%;
      left: 0;
      padding: 0 20px;
      box-sizing: border-box;
      margin-top: 12px;
    }

    .other-menu-wrapper::before {
      content: "";
      position: absolute;
      top: -8px;
      left: var(--arrow-left, 50%);
      transform: translateX(-50%);
      border-width: 0 8px 8px 8px;
      border-style: solid;
      border-color: transparent transparent #fff transparent;
      width: 0;
      height: 0;
      z-index: 10;
      filter: drop-shadow(0 -2px 2px rgba(0, 0, 0, 0.05));
      transition: left 0.2s ease;
    }

    .other-menu-content {
      background: #fff;
      border-radius: 16px;
      box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
      transition: transform 0.3s ease;
      overflow: hidden;
      margin: 0 auto;
      max-width: 600px;
      position: relative;
    }

    .other-menu-content::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      border-radius: 16px;
      box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.05);
      pointer-events: none;
    }

    .other-menu-content:hover {
      transform: translateY(-2px);
    }

    .other-menu-header {
      padding: 32px 32px 16px;
      border-bottom: 1px solid #e2e8f0;
      background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    }

    .other-menu-title {
      font-size: 1.8rem;
      font-weight: 700;
      color: #1e40af;
      margin: 0;
      text-align: center;
    }

    .other-menu-body {
      padding: 32px;
      text-align: center;
    }

    .other-menu-description {
      color: #64748b;
      line-height: 1.6;
      margin-bottom: 32px;
      font-size: 1.1rem;
    }

    .other-menu-actions {
      display: flex;
      gap: 16px;
      justify-content: center;
      flex-wrap: wrap;
    }

    .other-menu-actions .btn-custom {
      background: #f1f5f9;
      border: 1.5px solid #e2e8f0;
      color: #334155;
      font-size: 1rem;
      font-weight: 500;
      border-radius: 10px;
      padding: 12px 20px;
      min-width: 140px;
      box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
      transition: all 0.3s ease;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      text-decoration: none;
    }

    .other-menu-actions .btn-custom:hover {
      background: #e0f2fe;
      border-color: #93c5fd;
      color: #1e40af;
      transform: translateY(-2px);
      box-shadow: 0 4px 12px rgba(30, 64, 175, 0.1);
      text-decoration: none;
    }

    .other-menu-actions .btn-custom i {
      font-size: 1.1rem;
    }

    @media (max-width: 768px) {
      .other-menu-wrapper {
        padding: 0 16px;
      }

      .other-menu-content {
        max-width: 100%;
      }

      .other-menu-header,
      .other-menu-body {
        padding: 24px;
      }

      .other-menu-title {
        font-size: 1.5rem;
      }

      .other-menu-actions {
        flex-direction: column;
        align-items: center;
      }

      .other-menu-actions .btn-custom {
        width: 100%;
        max-width: 280px;
      }
    }

    /* News Info 弹窗新布局样式 */
    .news-info-layout {
      display: flex;
      flex-direction: row;
      min-width: 520px;
      min-height: 220px;
      background: #fff;
      border-radius: 16px;
      box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
      overflow: hidden;
      margin: 0 auto;
      max-width: 600px;
    }

    .news-info-left {
      width: 180px;
      background: #fff;
      border-right: 1.5px solid #e2e8f0;
      display: flex;
      flex-direction: column;
      justify-content: center;
      padding: 32px 0 32px 32px;
    }

    .news-info-menu {
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .news-info-menu-item {
      font-size: 1.35rem;
      color: #64748b;
      font-weight: 500;
      padding: 8px 0 8px 0;
      border-bottom: 1px solid #e2e8f0;
      cursor: pointer;
      transition: color 0.2s, font-weight 0.2s;
    }

    .news-info-menu-item:last-child {
      border-bottom: none;
    }

    .news-info-menu-item.active {
      color: #1e40af;
      font-weight: 700;
    }

    .news-info-menu-item:hover:not(.active) {
      color: #1e293b;
    }

    .news-info-right {
      flex: 1;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      padding: 32px 32px 24px 32px;
      background: #fff;
    }

    .news-info-img {
      width: 180px;
      height: 110px;
      object-fit: cover;
      border-radius: 10px;
      margin-bottom: 24px;
      box-shadow: 0 2px 8px rgba(30, 64, 175, 0.08);
    }

    .news-info-desc {
      font-size: 1.3rem;
      color: #b0b0b0;
      font-style: italic;
      text-align: center;
      margin-top: 8px;
    }

    @media (max-width: 600px) {
      .news-info-layout {
        flex-direction: column;
        min-width: 0;
        max-width: 98vw;
      }

      .news-info-left {
        width: 100%;
        border-right: none;
        border-bottom: 1.5px solid #e2e8f0;
        padding: 20px 0 0 0;
        align-items: center;
      }

      .news-info-right {
        padding: 20px 12px 16px 12px;
      }

      .news-info-img {
        width: 90vw;
        max-width: 220px;
        height: 90px;
      }
    }