.elementor-2140 .elementor-element.elementor-element-3836976{--display:flex;--min-height:500px;--flex-direction:column;--container-widget-width:100%;--container-widget-height:initial;--container-widget-flex-grow:0;--container-widget-align-self:initial;--flex-wrap-mobile:wrap;--justify-content:center;--gap:20px 20px;--row-gap:20px;--column-gap:20px;--overlay-opacity:0.74;--padding-top:30px;--padding-bottom:30px;--padding-left:10px;--padding-right:10px;}.elementor-2140 .elementor-element.elementor-element-3836976:not(.elementor-motion-effects-element-type-background), .elementor-2140 .elementor-element.elementor-element-3836976 > .elementor-motion-effects-container > .elementor-motion-effects-layer{background-image:url("https://d34139.dulizhanchaoshi.com/wp-content/uploads/2026/04/banner2.webp");background-position:center center;background-size:cover;}.elementor-2140 .elementor-element.elementor-element-3836976::before, .elementor-2140 .elementor-element.elementor-element-3836976 > .elementor-background-video-container::before, .elementor-2140 .elementor-element.elementor-element-3836976 > .e-con-inner > .elementor-background-video-container::before, .elementor-2140 .elementor-element.elementor-element-3836976 > .elementor-background-slideshow::before, .elementor-2140 .elementor-element.elementor-element-3836976 > .e-con-inner > .elementor-background-slideshow::before, .elementor-2140 .elementor-element.elementor-element-3836976 > .elementor-motion-effects-container > .elementor-motion-effects-layer::before{background-color:transparent;--background-overlay:'';background-image:linear-gradient(124deg, var( --e-global-color-2d90072 ) 23%, var( --e-global-color-35d96d2 ) 100%);}.elementor-2140 .elementor-element.elementor-element-3836976 > .elementor-shape-bottom svg, .elementor-2140 .elementor-element.elementor-element-3836976 > .e-con-inner > .elementor-shape-bottom svg{width:calc(169% + 1.3px);height:75px;}.elementor-2140 .elementor-element.elementor-element-8f73bd3{text-align:center;}.elementor-2140 .elementor-element.elementor-element-8f73bd3 .elementor-heading-title{font-size:38px;color:var( --e-global-color-7b39735 );}.elementor-2140 .elementor-element.elementor-element-53da0a2{text-align:center;font-size:18px;line-height:1.3em;color:#C9C9C9;}.elementor-2140 .elementor-element.elementor-element-cc1495c{--display:flex;--flex-direction:row;--container-widget-width:initial;--container-widget-height:100%;--container-widget-flex-grow:1;--container-widget-align-self:stretch;--flex-wrap-mobile:wrap;--gap:30px 30px;--row-gap:30px;--column-gap:30px;--padding-top:80px;--padding-bottom:80px;--padding-left:10px;--padding-right:10px;}.elementor-2140 .elementor-element.elementor-element-f489f4d{--display:flex;--flex-direction:column;--container-widget-width:100%;--container-widget-height:initial;--container-widget-flex-grow:0;--container-widget-align-self:initial;--flex-wrap-mobile:wrap;}.elementor-2140 .elementor-element.elementor-element-83b630b{--display:flex;--flex-direction:column;--container-widget-width:100%;--container-widget-height:initial;--container-widget-flex-grow:0;--container-widget-align-self:initial;--flex-wrap-mobile:wrap;--gap:50px 50px;--row-gap:50px;--column-gap:50px;}.elementor-2140 .elementor-element.elementor-element-6b28ae9{--display:flex;border-style:solid;--border-style:solid;border-width:1px 1px 1px 1px;--border-top-width:1px;--border-right-width:1px;--border-bottom-width:1px;--border-left-width:1px;border-color:#CCCCCC;--border-color:#CCCCCC;--border-radius:10px 10px 10px 10px;--padding-top:30px;--padding-bottom:30px;--padding-left:30px;--padding-right:30px;}.elementor-2140 .elementor-element.elementor-element-8aaf460 .e-gallery-item:hover .elementor-gallery-item__overlay, .elementor-2140 .elementor-element.elementor-element-8aaf460 .e-gallery-item:focus .elementor-gallery-item__overlay{background-color:rgba(0,0,0,0.5);}.elementor-2140 .elementor-element.elementor-element-8aaf460{--image-transition-duration:800ms;--overlay-transition-duration:800ms;--content-text-align:center;--content-padding:20px;--content-transition-duration:800ms;--content-transition-delay:800ms;}.elementor-2140 .elementor-element.elementor-element-8d3bf4c{--display:flex;border-style:solid;--border-style:solid;border-width:1px 1px 1px 1px;--border-top-width:1px;--border-right-width:1px;--border-bottom-width:1px;--border-left-width:1px;border-color:#CCCCCC;--border-color:#CCCCCC;--border-radius:10px 10px 10px 10px;--padding-top:30px;--padding-bottom:30px;--padding-left:30px;--padding-right:30px;}.elementor-2140 .elementor-element.elementor-element-f74a399 .e-gallery-item:hover .elementor-gallery-item__overlay, .elementor-2140 .elementor-element.elementor-element-f74a399 .e-gallery-item:focus .elementor-gallery-item__overlay{background-color:rgba(0,0,0,0.5);}.elementor-2140 .elementor-element.elementor-element-f74a399{--image-transition-duration:800ms;--overlay-transition-duration:800ms;--content-text-align:center;--content-padding:20px;--content-transition-duration:800ms;--content-transition-delay:800ms;}.elementor-2140 .elementor-element.elementor-element-f99bf99{--display:flex;border-style:solid;--border-style:solid;border-width:1px 1px 1px 1px;--border-top-width:1px;--border-right-width:1px;--border-bottom-width:1px;--border-left-width:1px;border-color:#CCCCCC;--border-color:#CCCCCC;--border-radius:10px 10px 10px 10px;--padding-top:30px;--padding-bottom:30px;--padding-left:30px;--padding-right:30px;}.elementor-2140 .elementor-element.elementor-element-a3ae410 .e-gallery-item:hover .elementor-gallery-item__overlay, .elementor-2140 .elementor-element.elementor-element-a3ae410 .e-gallery-item:focus .elementor-gallery-item__overlay{background-color:rgba(0,0,0,0.5);}.elementor-2140 .elementor-element.elementor-element-a3ae410{--image-transition-duration:800ms;--overlay-transition-duration:800ms;--content-text-align:center;--content-padding:20px;--content-transition-duration:800ms;--content-transition-delay:800ms;}.elementor-2140 .elementor-element.elementor-element-b990242{--display:flex;border-style:solid;--border-style:solid;border-width:1px 1px 1px 1px;--border-top-width:1px;--border-right-width:1px;--border-bottom-width:1px;--border-left-width:1px;border-color:#CCCCCC;--border-color:#CCCCCC;--border-radius:10px 10px 10px 10px;--padding-top:30px;--padding-bottom:30px;--padding-left:30px;--padding-right:30px;}.elementor-2140 .elementor-element.elementor-element-b664ecf .e-gallery-item:hover .elementor-gallery-item__overlay, .elementor-2140 .elementor-element.elementor-element-b664ecf .e-gallery-item:focus .elementor-gallery-item__overlay{background-color:rgba(0,0,0,0.5);}.elementor-2140 .elementor-element.elementor-element-b664ecf{--image-transition-duration:800ms;--overlay-transition-duration:800ms;--content-text-align:center;--content-padding:20px;--content-transition-duration:800ms;--content-transition-delay:800ms;}.elementor-2140 .elementor-element.elementor-element-545984ac{--display:flex;--flex-direction:column;--container-widget-width:100%;--container-widget-height:initial;--container-widget-flex-grow:0;--container-widget-align-self:initial;--flex-wrap-mobile:wrap;--padding-top:0px;--padding-bottom:0px;--padding-left:0px;--padding-right:0px;}@media(min-width:768px){.elementor-2140 .elementor-element.elementor-element-cc1495c{--content-width:1440px;}.elementor-2140 .elementor-element.elementor-element-f489f4d{--width:20%;}.elementor-2140 .elementor-element.elementor-element-83b630b{--width:80%;}}@media(max-width:1024px){.elementor-2140 .elementor-element.elementor-element-3836976{--min-height:380px;--padding-top:30px;--padding-bottom:30px;--padding-left:15px;--padding-right:15px;}.elementor-2140 .elementor-element.elementor-element-3836976 > .elementor-shape-bottom svg, .elementor-2140 .elementor-element.elementor-element-3836976 > .e-con-inner > .elementor-shape-bottom svg{width:calc(209% + 1.3px);height:57px;}.elementor-2140 .elementor-element.elementor-element-8f73bd3 .elementor-heading-title{font-size:30px;}.elementor-2140 .elementor-element.elementor-element-cc1495c{--gap:15px 15px;--row-gap:15px;--column-gap:15px;}}@media(max-width:767px){.elementor-2140 .elementor-element.elementor-element-3836976{--min-height:380px;}.elementor-2140 .elementor-element.elementor-element-3836976 > .elementor-shape-bottom svg, .elementor-2140 .elementor-element.elementor-element-3836976 > .e-con-inner > .elementor-shape-bottom svg{height:36px;}.elementor-2140 .elementor-element.elementor-element-8f73bd3 .elementor-heading-title{font-size:25px;}.elementor-2140 .elementor-element.elementor-element-6b28ae9{--padding-top:10px;--padding-bottom:10px;--padding-left:10px;--padding-right:10px;}.elementor-2140 .elementor-element.elementor-element-8d3bf4c{--padding-top:10px;--padding-bottom:10px;--padding-left:10px;--padding-right:10px;}.elementor-2140 .elementor-element.elementor-element-f99bf99{--padding-top:10px;--padding-bottom:10px;--padding-left:10px;--padding-right:10px;}.elementor-2140 .elementor-element.elementor-element-b990242{--padding-top:10px;--padding-bottom:10px;--padding-left:10px;--padding-right:10px;}}/* Start custom CSS for html, class: .elementor-element-059cb25 */.dd18023 {
    font-weight: 600;
    color: #333333;
    font-size: 16px;
    line-height: 1.8em;
    text-align: center;
    padding: 10px 10px;   
    border-top: 1px solid #e9edf3;
    border-right: 1px solid #e9edf3;
    border-left: 1px solid #e9edf3;
    
}


.dd1800-sidebar {
  width: 100%;
  border-radius: 0px;
  border: 1px solid #e9edf3;
  top: 120px;
  max-height: calc(100vh - 140px);
  overflow-y: auto;
  order-radius: 5px;
  background: #ffffff;
  padding: 20px 0px 20px 10px; 
}

/* 1. 设置滚动条整体宽度 */
.dd1800-sidebar::-webkit-scrollbar {
  width: 16px;
}

/* 2. 滚动条轨道 (背景) */
.dd1800-sidebar::-webkit-scrollbar-track {
  background: #f1f1f1;
  border-radius: 0px;
}

/* 3. 滚动滑块 (进度指示器) */
.dd1800-sidebar::-webkit-scrollbar-thumb {
  background: #888;
  border-radius: 0px;
  min-height: 10px;
}

/* 滑块悬停效果 */
.dd1800-sidebar::-webkit-scrollbar-thumb:hover {
  background: #555;
}

.dd1800-nav {
  background: #ffffff00;
  border: 0px solid #e9edf3;
  border-radius: 0px;
  padding: 0px 0px;
}

.dd1800-list,
.dd1800-sublist {
  list-style: none;
  margin: 0;
  padding: 0;
}

.dd1800-item {
  margin: 0;
  padding: 0;
}

.dd1800-link {
  position: relative;
  display: flex;
  align-items: flex-start; 
  justify-content: space-between;
  gap: 7px;
  color: #333333 !important;
  padding: 8px 15px;
  margin: 0px 0px;
  text-decoration: none;
  font-size: 14px;
  line-height: 1.3em; 
  transition: all .25s ease;
  border-left: 4px solid #dddddd;
}

.dd1800-link:hover {
  background: #f7faff;
  color: #1677ff;
}

.dd1800-link.dd1800-active {
  background: #f3f5f7;;
  color: #F02718 !important;
  border-left-color: #F02718;
  font-weight: 400;
}

.dd1800-link.dd1800-parent {
  cursor: pointer;
}

.dd1800-text {
  flex: 1;
  min-width: 0;
  word-break: break-word; /* 保证长单词不会撑破容器 */
}

.dd1800-arrow {
  width: 6px;
  height: 6px;
  border-right: 2px solid #cd5520;
  border-bottom: 2px solid #cd5520;
  transform: rotate(-45deg);
  transition: transform .25s ease;
  flex: 0 0 auto;
  margin-right: 4px;
  margin-top: 4px; /* 【关键新增】配合 flex-start，向下微调使其与第一行文字中心对齐 */
}

.dd1800-item.dd1800-open > .dd1800-link .dd1800-arrow {
  transform: rotate(45deg);
}

.dd1800-sublist {
  display: none;
  padding: 0px 4px 4px 0px;
}

.dd1800-item.dd1800-open > .dd1800-sublist {
  display: block;
}

.dd1800-subitem .dd1800-link {
  padding: 3px 10px 3px 20px;
  font-size: 11px;
  color: #555555 !important;
  border-left: 3px solid transparent;
}

.dd1800-subitem .dd1800-link:hover {
  background: #f7faff;
  color: #1677ff;
}

.dd1800-subitem .dd1800-link.dd1800-active {
  background: #eaf3ff;
  color: #ff0000 !important;
  font-weight: 400;
  border-left-color: #1677ff;
}

.dd1800-main {
  flex: 1;
  min-width: 0;
}

/* 给右侧标题滚动定位预留顶部空间，避免被菜单遮挡 */
.dd1111 h2,
.dd1111 h3 {
  scroll-margin-top: 40px;
}

/* 移动端 */
@media (max-width: 991px) {
  .dd1800-sidebar {
    position: relative;
    top: auto;
    width: 100%;
    flex: 0 0 auto;
    max-height: none;
    overflow: visible;
  }
}/* End custom CSS */
/* Start custom CSS *//* 文件链接容器 */
        .dd1009-file-link {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1000px;
            background-color: #f4f4f4;
            padding: 10px 15px;
            border-radius: 5px;
            text-decoration: none; /* 移除链接下划线 */
            color: #333; /* 默认文字颜色 */
            transition: background-color 0.3s ease; /* 悬停背景色过渡 */
        }

        /* 悬停样式 */
        .dd1009-file-link:hover {
            background-color: #d6d6d6; /* 改变背景颜色 */
        }

        /* 文件图片样式 */
        .dd1009-file-icon {
            width: 10%;
            margin-right: 15px;
        }

        /* 文件名和文案容器 */
        .dd1009-file-details {
            flex-grow: 1; /* 自动填充剩余空间 */
            font-size: 14px;
        }

        /* 文件大小 */
        .dd1009-file-size {
            font-size: 12px;
            color: #666;
            margin-right: 10px;
        }

       .dd1009-file-download::before {
    font-family: "Font Awesome 5 Free";
    content: "\f019"; /* 这是 fa-download 的 unicode */
    font-weight: 600;
    font-size: 18px;
    color: #000000;
}

.dd1009-file-download:hover::before {
    color: #31358E;
}/* End custom CSS */