body {
      font-family: "Microsoft YaHei", sans-serif;
      color: #333;
    }
    a {
      text-decoration: none;
      color: #333;
    }
    a:hover {
      color: #0d6efd;
    }
     .lang-links .active{
      font-weight: bold;
      color:var(--bs-link-color)}

    /* 顶部栏 */
    .top-bar {
      padding: 1rem;
      background: #fff;
      border-bottom: 1px solid #eee;
    }
    .logo {
      display: inline-flex;
      align-items: center;
      gap: 0.75rem;
    }
    .logo-img {
      height:3rem;
    }
    .lang-links a {
      margin-left: 0.5rem;
      color: #333;
      font-size: 16px;
    }

    /* PC导航 */
    .desktop-nav {
      /*background-color: #428bca;*/
      padding: 15px 0;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    }
    .desktop-nav .nav-link {
        color:#333;
      font-size: 18px;
      font-weight: 500;
      padding: 10px 20px;
      transition: all 0.3s ease;
    }
    .desktop-nav .nav-link:hover {
      color: #fff;
      background-color: #337ab7;
      border-radius: 6px;
    }
    
    .desktop-nav .active .nav-link {
        color:var(--bs-link-color);
       
      transition: all 0.3s ease;
    }
    .desktop-nav .dropdown-menu {
      background: #fff;
      font-size: 16px;
      border: none;
      box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    }
    .desktop-nav .dropdown-item:hover {
      background-color: #428bca;
      color: #fff;
    }

    /* 手机汉堡按钮 */
    .menu-btn {
      display: none;
      font-size: 22px;
      border: none;
    }
    @media (max-width: 991px) {
      .desktop-nav {
        display: none;
      }
      .menu-btn {
        display: block;
      }
    }

    /* 右侧侧边菜单 */
    .offcanvas.offcanvas-end {
      width: 280px;
    }
    .offcanvas-body .nav-link {
      font-size: 17px;
      padding: 0.75rem 1rem;
      border-bottom: 1px solid #f1f1f1;
    }
    .offcanvas-body .dropdown-menu {
      border: none;
      background: #f9f9f9;
    }

    /* ====================== 轮播大图优化 ====================== */
    .carousel-item {
      height: 550px;
      background-size: cover;
      background-position: center;
      position: relative;
    }
    /* 文字容器：绝对居中 + 左对齐文字 */
    .carousel-caption {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      right: auto;
      bottom: auto;
      text-align: left;
      width: 80%;
      padding: 0;
      background: none !important; /* 无底色 */
    }
    /* 大标题 */
    .carousel-caption h5 {
      font-size: 48px;
      font-weight: bold;
      color: #fff;
      margin-bottom: 20px;
      text-shadow: 0 2px 10px rgba(0,0,0,0.4);
    }
    /* 描述文字 */
    .carousel-caption p {
      font-size: 22px;
      color: #fff;
      margin-bottom: 30px;
      text-shadow: 0 2px 10px rgba(0,0,0,0.3);
    }
    /* 查看更多按钮 */
    .carousel-btn {
      display: inline-block;
      padding: 14px 36px;
      background-color: #428bca;
      color: #fff;
      font-size: 18px;
      border-radius: 50px;
      transition: all 0.3s ease;
      border: none;
    }
    .carousel-btn:hover {
      background-color: #fff;
      color: #428bca;
    }

    /* 图片悬浮放大效果 */
    .img-box {
      overflow: hidden;
      border-radius: 0.3rem;
    }
    .img-box img {
      width: 100%;
      height: auto;
      transition: transform 0.4s ease;
    }
    .img-box:hover img {
      transform: scale(1.08);
    }

    /* 图文区块 */
    .section-block {
      padding: 3rem 1rem;
      background: #f8f5f0;
    }
    .section-block:nth-child(even) {
      background: #fff;
    }
    .block-title {
      text-align: center;
      margin-bottom: 2rem;
      font-size: 26px;
      font-weight: bold;
    }
    .text-col {
      display: flex;
      flex-direction: column;
      justify-content: center;
    }
    /* 内容标题+时间 */
    .content-title {
      font-size: 22px;
      font-weight: 600;
      margin-bottom: 8px;
    }
    .content-title a:hover {
      color: #0d6efd;
    }
    .publish-time {
      color: #888;
      font-size: 14px;
      margin-bottom: 15px;
    }
    
    .full-title {
      display: block; 
    }
    
    .full-text {
      display: none;
      margin-top: 1rem;
    }
    .btn-more {
      background: #d3c7bc;
      color: #333;
      border: none;
      padding: 0.6rem 1.4rem;
      border-radius: 0.25rem;
      font-size: 16px;
      transition: 0.3s;
      display:none;
    }
    .btn-more:hover {
      background: #b9a99a;
      color: #fff;
    }

    /* 页脚 */
    footer {
      background: #cdcdcd;
      color: #333;
      padding: 1.5rem 1rem;
      text-align: center;
      font-size: 15px;
    }
 
  
       /* left下角弹出层样式 */
        .popup-trigger {
            position: fixed;
            bottom: 20px;
            left: 20px;
            width: 50px;
            height: 50px;
            background-color: #c0392b;
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            cursor: pointer;
            box-shadow: 0 2px 10px rgba(0,0,0,0.3);
            z-index: 1050;
            transition: all 0.3s ease;
        }
        .popup-trigger:hover {
            background-color: #a02c1f;
            transform: scale(1.05);
        }

        /* 弹出层 */
        .popup-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0,0,0,0.7);
            z-index: 1050;
        }
        .popup-container {
            position: fixed;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%) scale(0.9);
            display: none;
            width: 90%;
            max-width: 800px;
            background-color: #fff;
            border-radius: 5px;
            box-shadow: 0 5px 25px rgba(0,0,0,0.3);
            z-index: 1060;
            overflow: hidden;
            opacity: 0;
            transition: all 0.3s ease;
        }
        .popup-container.active {
            display: flex;
            transform: translate(-50%, -50%) scale(1);
            opacity: 1;
        }
        .popup-close {
            position: absolute;
            top: 15px;
            right: 15px;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: #666;
            cursor: pointer;
            z-index: 10;
        }
        .popup-close:hover {
            color: #c0392b;
        }
        .popup-sidebar {
            width: 220px;
            background-color: #f5f5f5;
            padding: 20px;
            border-right: 1px solid #eee;
        }
        .popup-sidebar a {
            color: #c0392b;
            text-decoration: none;
            font-weight: bold;
        }
        .popup-content {
            flex: 1;
            padding: 30px;
            max-height: 600px;
            overflow-y: auto;
        }
        .popup-header {
            margin-bottom: 20px;
        }
        .popup-header h3 {
            font-size: 1.5rem;
            color: #222;
            margin-bottom: 10px;
        }
        .toggle-group {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
            padding-bottom: 15px;
            border-bottom: 1px solid #eee;
        }
        .toggle-switch {
            position: relative;
            display: inline-block;
            width: 40px;
            height: 20px;
        }
        .toggle-switch input {
            opacity: 0;
            width: 0;
            height: 0;
        }
        .toggle-slider {
            position: absolute;
            cursor: pointer;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: #ccc;
            transition: .4s;
            border-radius: 20px;
        }
        .toggle-slider:before {
            position: absolute;
            content: "";
            height: 16px;
            width: 16px;
            left: 2px;
            bottom: 2px;
            background-color: white;
            transition: .4s;
            border-radius: 50%;
        }
        input:checked + .toggle-slider {
            background-color: #27ae60;
        }
        input:checked + .toggle-slider:before {
            transform: translateX(20px);
        }
        .service-details {
            margin-top: 20px;
        }
        .service-details h4 {
            font-size: 1.2rem;
            color: #222;
            margin-bottom: 15px;
        }
        .service-details p {
            margin-bottom: 10px;
        }
        .popup-save {
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            background-color: #f8f8f8;
            padding: 15px 30px;
            border-top: 1px solid #eee;
            text-align: right;
        }
        .popup-save button {
            background-color: #c0392b;
            color: #fff;
            border: none;
            padding: 8px 20px;
            border-radius: 3px;
            cursor: pointer;
            width:100%;
        }
        .popup-save button:hover {
            background-color: #a02c1f;
        }


/*文章content*/
.content img{width:80%;display:block;margin:0 auto;}
.content p{overflow:hidden;}

        /* 响应式适配 */
        @media (max-width: 768px) {
            .hero-content h1 {
                font-size: 2.5rem;
            }
            .popup-container {
                flex-direction: column;
                max-height: 90vh;
            }
            .popup-sidebar {
                width: 100%;
                border-right: none;
                border-bottom: 1px solid #eee;
            }
            .popup-content {
                max-height: none;
            }
        }
 
 
   .lang-links .active{
      font-weight: bold;
      color:var(--bs-link-color)}
      
      
 /* 轮播图 */
    .main-container{
        padding:1rem;
    }
    .main-container,.carousel-container {
      margin: 2rem auto;
      overflow: hidden;
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    }
    
    .carousel-item {
      height: 500px;
      position: relative;
    }
    
    .carousel-item img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    
    .carousel-caption {
      position: absolute;
      bottom: 80px;
      left: 0;
      right: 0;
      text-align: left;
      padding-left: 10%;
      max-width: 600px;
      text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    }
    
    .carousel-indicators {
      bottom: 30px;
    }
    
    .carousel-indicators [data-bs-target] {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background-color: rgba(255, 255, 255, 0.5);
      margin: 0 5px;
      transition: all 0.3s ease;
    }
    
    .carousel-indicators .active {
      background-color: white;
      width: 25px;
      border-radius: 5px;
    }
    
    .sidebar{
        
    }

.sidebar .sidebar-title{
  position: relative;
  display: inline-block;
  line-height:200%;
  font-size:1.2rem;
}

/* 整体下划线（默认颜色） */
.sidebar-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px; /* 下划线粗细 */
  background-color: #333; /* 后两个字的下划线颜色 */
  z-index: 0;
}

/* 前两个字的下划线（不同颜色） */
.sidebar-title::before {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 50%; /* 控制前两个字的下划线宽度，4个字就是50% */
  height: 2px;
  background-color: var(--bs-link-color); /* 前两个字的下划线颜色 */
  z-index: 1;
}

.breadcrumb{
  position: relative;
  display: inline-block;
  line-height:200%;
  font-size:1.2rem;
}

/* 整体下划线（默认颜色） */
.breadcrumb::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px; /* 下划线粗细 */
  background-color: #333; /* 后两个字的下划线颜色 */
  z-index: 0;
}

/* 前两个字的下划线（不同颜色） */
.breadcrumb::before {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 50%; /* 控制前两个字的下划线宽度，4个字就是50% */
  height: 2px;
  background-color: var(--bs-link-color); /* 前两个字的下划线颜色 */
  z-index: 1;
}
.page-link{color:#333;}
.page-num-current{padding:10px}