body {
  box-sizing: border-box;
  padding: 0px;
  margin: 0px;
}

#main-container {
  height: 100vh;
}

.box-img {
  position: relative;
  width: 63%; /* 总宽度保持 63% */
  max-width: 1920px; /* 限制最大宽度 */
  margin: 0 auto;
  padding-top: 26.81%; /* 2.35:1 比例在 63% 宽度下的计算：63% / 2.35 ≈ 26.81% */
  overflow: hidden;
}

.box-img img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: contain; /* 保持图片完整，不裁剪 */
}

/* 灯箱样式 */
.lightbox {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  z-index: 9999;
  justify-content: center;
  align-items: center;
}

.lightbox.active {
  display: flex;
}

.lightbox-content {
  max-width: 90%;
  max-height: 90%;
  position: relative;
}

.lightbox-img {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  display: block;
  margin: 0 auto;
}

.lightbox-close {
  position: absolute;
  top: -40px;
  right: 0;
  color: white;
  font-size: 30px;
  cursor: pointer;
}

/* 图片容器样式优化 */
.inner-content {
  cursor: pointer;
  transition: transform 0.3s;
}

/*.inner-content:hover {*/
/*  transform: scale(1.03);*/
/*}*/


/* 下拉菜单样式 */
.dropdown {
  display: inline-flex;
  vertical-align: top;
  align-items: center;
  position: relative;
  z-index: 9999;
}

.dropdown-content {
  display: none;
  position: absolute;
  top: 40px;
  background-color: #f9f9f9;
  min-width: 160px;
  box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
  z-index: 1;
  border-radius: 4px;
}

.dropdown-content a {
  color: black;
  padding: 12px 16px;
  text-decoration: none;
  display: block;
  transition: background-color 0.3s;
}

.dropdown-content a:hover {
  background-color: #f1f1f1;
}

.dropdown:hover .dropdown-content {
  display: block;
}
/* end */
.header {
  width: calc(100%);
  height: 100px;
  background-color: #fff;
  border-bottom: 1px solid #eeeeee;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0px 80px;
}
.headerLogo {
  width: 112px;
  height: 44px;
}
.menu {
  display: flex;
  justify-content: flex-start;
}
.selected {
  color: #f15a30;
  font-size: 16px;
}
a {
  color: #000;
  text-decoration: none;
}

.link {
  display: inline-flex;
  vertical-align: top;
  align-items: center;
  font-size: 16px;
  margin: 0 20px;
  font-weight: 300;
}

.input {
  width: 240px;
  height: 40px;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #f5f5f5;
  border-radius: 20px;
  padding: 0px 6px;
  margin-left: 80px;
}
.searchImg {
  width: 22px;
  height: 22px;
}
.shurukuang {
  border: none;
  padding: 8px 0;
  outline: none;
  background-color: #f5f5f5;
}
.shurukuang:focus {
  border-bottom: none;
}
.searchBtn {
  width: 52px;
  height: 32px;
  color: #f15a30;
  font-size: 14px;
  background-color: #f6eae6;
  border-radius: 20px;
  text-align: center;
  line-height: 32px;
}
.swiper {
  width: 100%;
  height: 100%;
  overflow: hidden;
  --swiper-theme-color: #ff6600;
  --swiper-pagination-color: #00ff33; /* 两种都可以 */
}

.swiper-slide {
  overflow: hidden;
  display: flex;
  width: 1080px;
  margin: 0 auto;
  justify-content: center;
}
.swiperImg {
  width: 63%;
  height: 480px;
}
.jiangshi {
  margin-top: 32px;
}

.biaoti {
  width: 63%;
  height: 52px;
  margin: 80px auto 32px;
  background-color: #f15a30;
  border-radius: 4px;
  text-align: center;
  line-height: 52px;
  color: #fff;
  font-size: 24px;
}

.tstj {
  width: 63%;
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  margin: 0 auto;
}

.tstj_item {
  width: 220px;
  height: 308px;
  /* 移除背景图，用CSS模拟边框容器 */
  border: 1px solid #e0e0e0; /* 基础边框 */
  border-radius: 12px; /* 圆角效果，可根据需要调整 */
  background-color: #ffffff; /* 容器背景色 */
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05); /* 轻微阴影增强立体感 */
  /* 保留原有的布局样式 */
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  align-items: center;
  margin-bottom: 33px;
  /* 可选：添加内边距避免内容紧贴边框 */
  padding: 16px;
  box-sizing: border-box;
  cursor: pointer;
}

.tstj_item_img {
  width: 171px;
  height: 220px;
  background-color: #fff;
  margin-top: 10px;
  line-height: 220px; /* 与高度一致 */
  text-align: center; /* 水平居中 */
}
.tstj_item_img img{
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  display: inline-block; /* 关键：改为 inline-block */
  vertical-align: middle; /* 垂直居中对齐 */
}


/*.tstj_item {*/
/*  width: 220px;*/
/*  height: 308px;*/
/*  background: url('../image/Group4136@2x.png') no-repeat;*/
/*  background-size: 100% 100%;*/
/*  display: flex;*/
/*  flex-direction: column;*/
/*  justify-content: space-around;*/
/*  align-items: center;*/
/*  margin-bottom: 33px;*/
  /*cursor: pointer; */
/*}*/

/*.tstj_item_img {*/
/*  width: 171px;*/
/*  height: 220px;*/
/*  background-color: #fff;*/
/*  margin-top: 10px;*/
/*}*/

.tstj_item_desc {
  color: #000000;
  font-size: 16px;
}

.jchd {
  width: 63%;
  display: flex;
  justify-content: space-around;
  align-items: center;
  margin: 0 auto;
}
/*.jchd_left {*/
/*  width: 48%;*/
/*  height: 320px;*/
/*  background-color: #fff;*/
/*  border-radius: 16px;*/
/*  cursor: pointer; */
/*}*/
/*.jchd_left img{*/
/*    max-width: 100%;*/
/*    border: 1px solid red;*/
/*}*/

.jchd_left {
  width: 48%;
  height: 320px;
  background-color: #fff;
  border-radius: 16px;
  cursor: pointer;
  display: flex;          /* 使用 Flexbox 布局 */
  flex-direction: column; /* 垂直排列子元素 */
  overflow: hidden;       /* 防止内容溢出 */
}

.jchd_left .image-container {
  position: relative;
  overflow: hidden;
  height: 87%; /* 确保容器占满高度，可根据实际需求调整 */
  /* 给容器设置宽度，这样能更明确约束，比如根据布局需求设固定宽或百分比宽 */
  width: 100%; 
}

.jchd_left .image-container img {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  max-height: 100%; 
  max-width: 100%;  
  /* 新增 object-fit 属性，cover值会让图片按比例缩放填充容器，裁剪超出部分；
     contain值会让图片按比例缩放，完整显示在容器内，可能有空白 */
  object-fit: contain; 
}

.jchd_left .title-container {
  margin-top:2%;
  height: 13%;            /* 标题区域占 30% 高度 */
  
  box-sizing: border-box; /* 包含内边距在高度内 */
  display: flex;
  align-items: center;    /* 垂直居中 */
  justify-content: center;/* 水平居中 */
}

.jchd_left .title-container h3 {
  margin: 0;
  font-size: 18px;
  text-align: center;
  color: #333;
}

.jchd_right {
  width: 48%;
  height: 320px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-direction: column;
}

.jchd_right_item {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  cursor: pointer;
}

.jchd_right_item_img {
  position: relative; /* 为图片定位做准备 */
  width: 120px;       /* 固定容器宽度 */
  height: 90px;       /* 固定容器高度 */
  border-radius: 16px;
  background-color: #f5f5f5; /* 空白区域背景色 */
  overflow: hidden;   /* 确保超出部分被隐藏 */
}

.jchd_right_item_img img {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  max-width: 100%;    /* 限制最大宽度 */
  max-height: 100%;   /* 限制最大高度 */
  object-fit: contain; /* 关键：保持比例，完整显示 */
}


.jchd_right_item_desc {
  color: #000000;
  font-size: 16px;
  margin-left: 20px;
  font-weight: 500;
}

.qxzmt {
  width: 63%;
  display: flex;
  justify-content: space-around;
  align-items: center;
  margin: 0 auto;
}
.qxzmt_item {
  display: flex;
  flex-direction: column;
}
.qxzmt_item_img {
  width: 124px;
  height: 108px;
}
.qxzmt_item_desc {
  text-align: center;
  color: #000000;
  font-size: 16px;
  margin-top: 20px;
}

.yuandian {
  width: 6px;
  height: 6px;
  background-color: #f15a30;
  border-radius: 50%;
  position: relative;
  top: 26px;
  left: -19px;
}
/* 底部 */
.footer {
  width: 100%;
  /*height: 240px;*/
  height: 88px;
  background-color: #f5f5f5;
  display: flex;
  justify-content: space-around;
  align-items: center;
  flex-direction: column;
  padding: 0px 360px;
  margin-top: 83px;
}
.footer_right {
  display: flex;
  justify-content: flex-start;
}
.footer_right_item {
  display: flex;
  justify-content: flex-start;
  align-items: center;
}