.head_style_bai .header{
    background-color: #fff;
}
.xqnr_item_title {header{
    background-color: #fff;
}
  top: -150px;
}

.product_nav .container1 {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid #d9d9d9;
}

.product_nav .product_navbox {
  border: 0;
}

.product_navbox_a {
  display: flex;
  align-items: center;
  color: #999;
  font-size: 16px;
}

.product_navbox_a i {
  margin-right: 8px;
}

.product_navbox_a:hover {
  color: #1b5098;
}

.swiper-pagination span {
  background-color: #e1e1e1;
}

.swiper-pagination .swiper-pagination-bullet-active {
  background-color: var(--color-primary);
}

.producttop {
  padding: 80px 0;
  background-color: #ececec;
}

.producttopbox {
  display: flex;
}

.producttopbox>div {
  width: 50%;
}


.producttopbox_left_title {
  font-size: 48px;
  font-weight: 700;
  line-height: 1;
  color: #1c539d;
}

.producttopbox_left_desc {
  margin-top: 15px;
  font-size: var(--font_38);
}

.producttopbox_note {
  margin-top: 45px;
  font-size: var(--font_22);
  color: #666;
}

.producttopbox_lx {
  margin-top: 60px;
  display: flex;
  align-items: center;
}

.producttopbox_lxntn {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 140px;
  height: 50px;
  border-radius: 25px;
  background-color: #1c539d;
  border: 1px solid #1c539d;
  margin-right: 10px;
}

.producttopbox_lxntn i {
  font-size: 20px;
  color: #fff;
}

.producttopbox_lxntn i.icon-weixin4 {
  font-size: 30px;
}

.producttopbox_lxntn span {
  margin-left: 10px;
  font-size: 18px;
  color: #fff;
}

.producttopbox_lxntn_wx {
  position: relative;
  background-color: transparent;
}

.xqwx_dw {
  position: absolute;
  left: 0;
  top: calc(100% + 10px);
  /* 使其在开始时在 .xqwx 外部，比如 10px 下方 */
  width: 100%;
  padding: 5px;
  box-shadow: 0 0 5px rgba(0, 0, 0, .2);
  border-radius: 5px;
  overflow: hidden;
  transition: all .4s;
  opacity: 0;
  pointer-events: none;
  z-index: 10;
  background-color: #fff;
  /* 阻止此元素及其内容响应鼠标事件 */
}

.xqwx_dw img {
  width: 100%;
}

.producttopbox_lxntn_wx:hover .xqwx_dw {
  opacity: 1;
  top: 100%;
  /* 当 .xqwx 被悬停时，把 .xqwx_dw 移回原位置 */
  transform: translateY(6px);
}

.producttopbox_lxntn_wx i {
  color: #1c539d;
}

.producttopbox_lxntn_wx span {
  color: #1c539d;
}

.producttopbox_tel {
  margin-left: 30px;
  display: flex;
  align-items: center;
}

.producttopbox_tel i {
  font-size: 36px;
  color: #1c539d;
}

.producttopbox_tel span {
  margin-left: 15px;
  font-size: 32px;
  color: #1c539d;
  font-weight: 700;
  font-family: 'shuzi';
}

.producttopbox_right {
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
}

.producttopboxr_swiper {
  overflow: hidden;
}

.producttopboxl_lb {
  margin-top: 40px;
  overflow: hidden;
}

.producttop_img {
  background-color: #fff;
  overflow: hidden;
  padding: 15px;
}

.producttop_img.producttop_imgpng {
  background-color: transparent;
}

.producttop_img img {
  width: 100%;
}

.producttopbox_right {
  overflow: hidden;
}

.producttopboxr_swiper .producttop_img {
  padding: 0;
}

.producttopbox_right {
  padding-left: 5%;
}

.product_list {
  height: 70px;
}

.product_listboxs {
  display: flex;
  border-bottom: 1px solid #eaeff3;
}

.product_listbox_item {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 70px;
  width: 150px;
  font-size: 16px;
  color: #222;
  /* margin-right: 70px; */
}

.product_listbox_item::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0%;
  height: 2px;
  background-color: #222;
  transform: translateX(-50%);
  transition: all .4s;
}

.product_listbox_item:hover::after {
  width: 100%;
}

.product_listbox_item.on::after {
  width: 100%;
}

.product_ct_xq {
  padding: 50px 0;
}

.product_ct_xq p {
  font-size: var(--font_18);
  margin-top: 20px;
  color: #444;
}

.product_ct_xq p:first-child {
  margin-top: 0;
}

.product_ct_bg p {
  font-size: 14px;
  color: #444;
}

.video-container {
  position: relative;
width: min(920px, 92vw); /* 容器宽度占满父容器 */
  padding-top: 37.25%; /* 16:9 比例（9/16 = 0.5625 → 56.25%） */
  /* 其他比例：4:3 → 75%（3/4）；21:9 → 42.86%（9/21） */
  margin: auto;
  background: rgba(0,0,0,.6);
}

.fixed-ratio-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%; /* 视频宽度充满容器 */
  height: 100%; /* 视频高度充满容器（由容器 padding 撑开） */
  object-fit: cover; /* 可选：视频填充容器，可能裁剪边缘（保持比例） */
  /* 若不想裁剪，用 object-fit: contain;（可能留黑边） */
}
.product_ct_title {
  margin-top: 60px;
  font-size: 26px;
  font-weight: 700;
}

.product_ct_title.product_ct_title_top {
  margin-top: 0;
}

.product_ct_bg,
.product_ct_cc {
  margin-top: 20px;
}

.product_ct_cc {
  display: flex;
  justify-content: center;
  background-color: #efefef;
  padding: 45px;
}

.product_ct_cc img {
  display: block;
  max-width: 100%;
}

.product_ct {
  padding-bottom: 100px;
}

.product_case {
  padding: 100px 0;
  background-color: #f3f3f3;
}

.product_ct_top {
  display: flex;
  align-items: center;
}

.product_ct_toptitle {
  font-size: var(--font_38);
  font-weight: 700;
}

.product_ct_boom {
  position: relative;
  margin-top: 30px;
  overflow: hidden;
}

.case_slidebox {
  background-color: #fff;
}

.case_txt {
  padding: 40px 40px 50px;
  background-color: #fff;
}

.case_txt_title {
  font-size: 22px;
}

.case_txt_title span {
  font-weight: 700;
}

.case_txt_note {
  margin-top: 15px;
  color: #888;
  font-size: 18px;
}

.case_txt_ck {
  margin-top: 70px;
  display: flex;
  align-items: center;
  font-size: 18px;
  color: #222;
}

.honor_img {
  position: relative;
  overflow: hidden;
}

.honor_img img {
  width: 100%;
}

.honor_img_txt {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 65px;
  padding: 0 40px;
  background-color: rgba(0, 0, 0, .5);
  color: #fff;
  font-size: 28px;
  font-weight: 700;
}

.product_yp {
  background-color: #fff;
}

.product_yp_txt {
  margin-top: 20px;
  font-size: 22px;
  color: #444;
  text-align: center;
}

.product-card-content {
  display: flex;
  flex-direction: row;
  /* ??????è?????????·??????“??? */
  padding: 20px;
  background-color: #f3f3f3;
}

.product-info {
  flex: 1;
}

.product-name {
  font-size: 24px;
  font-weight: bold;
  color: #1c539d;
  /* è“?è‰????é?? */
  margin-bottom: 5px;
  /* ????°?????‰????é?????é—?è·? */
}

.product-model {
  font-size: 18px;
  color: #222;
  /* ????–°?‰????é??é??è‰? */
  margin-bottom: 15px;
  /* ????°?é—?è·? */
  padding-bottom: 15px;
  /* ????°?é—?è·? */
  border-bottom: 1px dashed #ccc;
  /* ?·????è????? */
  position: relative;
}

.product-desc {
  font-size: 14px;
  color: #888;
  line-height: 1.6;
  margin-bottom: 10px;
}

.product-link {
  font-size: 14px;
  color: #333;
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s;
}

.product-link i {
  margin-left: 5px;
  transition: transform 0.3s;
}

.product-card:hover .product-link {
  color: #1c539d;
}

.product-card:hover .product-link i {
  transform: translateX(4px);
}

.product-image {
  width: 200px;
  height: 200px;
  /* ????–????????‰? */
  margin-left: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #f0f0f0;
  /* ??°è‰??????????è????? */
}

.product-image img {
  max-width: 100%;
  max-height: 100%;
  height: auto;
}

.product_tj {
  background-color: #fff;
}

.product_kp {
  margin: 60px 0;
}

.product_kpbox {
  display: flex;
}

.product_kpbox_item {
  padding: 60px;
  width: 49%;
  margin-right: 0;
  height: 300px;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  color: #fff;
  margin-right: 2%;
  transition: all .3s;
}

.product_kpbox_item:hover {
  box-shadow: 0 0 4px rgba(0, 0, 0, .2);
  transform: translateY(-3px);
}

.product_kpbox_item:nth-child(2n) {
  margin-right: 0;
}

.product_kpbox_item_en {
  font-size: 40px;
  font-weight: 700;
  line-height: 1;
  text-transform: capitalize;
  text-align: right;
}

.product_kpbox_item_txt {
  display: flex;
  justify-content: flex-end;
  margin-top: 10px;
  align-items: center;
}

.product_kpbox_item_txt i {
  font-size: 30px;
}

.product_kpbox_item_txt span {
  margin-left: 20px;
  font-size: 24px;
}

.case_sample_tjbox {
  padding-bottom: 0;
}


.product_kpbox_item_lx {
  color: #333;
}

.product_kpbox_item_txt_lx span,
.product_kpbox_item_txt_lx i {
  color: #333;
}

.case_sample.case_sample_tjbox {
  padding: 0;
}

.producttopbox_left {
  order: 0;
}

.product_nav_ds {
  /* background-color: #f3f3f3; */
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  background-image: url(/tpl/web/images/ds.jpg);
}

.producttop,
.product_nav {
  background-color: transparent !important;
}



@media screen and (max-width: 768px) {
  .product_list {
    display: none;
  }

  .product_kpbox {
    flex-wrap: wrap;
  }

  .product_kpbox_item {
    width: 100%;
    margin: 0;
    margin-top: 20px;
  }

  .product_kpbox_item {
    height: 200px;
    padding: 30px;
  }

  .product_kpbox_item_en {
    font-size: 22px;
  }

  .product_kpbox_item_txt span {
    font-size: 16px;
  }

  .product_kpbox_item_txt i {
    font-size: 18px;
  }
}

.protable {
  overflow-x: auto;
}

.protable table,.cate-txt tbody{
width: 100%;
border-collapse:collapse;
border: 1px solid #ccc;
}
.protable table td{
  padding: 20px ;
  text-align: left ;
font-size: 14px ;
/*color: #666 ;*/
line-height: 1.5 ;
border-bottom: 1px solid #f1f1f1 ;
  min-width: 200px ;
text-align: center;
border: 1px solid #ccc;
}
.protable table tr td:first-child{
/*font-weight: bold ;*/
}
.protable table {
  width: 100% ;
}

.protable tr td:first-child{
/*background-color: rgb(0 0 0 / 3%) ;*/
color: #333 ;
/* background-color: #ebfff6; */
/*text-align: center ;*/
vertical-align: middle ;
}
.protable table tr td:first-child p{
line-height: 1.2 ;
}
.protable table tr td:first-child {
padding: 15px 10px ;

}
.protable table tr:nth-child(even) {
  /*background-color: #f2f2f2 ; */
}

.protable table tr:nth-child(odd) {
  background-color: #fff ;
}

.protable table tr:first-child{
  background: #1c539d ;
   color: #fff ;
   font-weight: bold ;
}
.protable table tr:first-child td p{
  color: #fff;
}
.protable table tr:first-child td{
  font-weight: bold ;
  color: #fff ;
  font-size: 1.4em ;
}
.protable table tr:first-child td p{
  color: #fff;
}
.protable table tr:first-child {
  background: #1c539d ;

}
.protable.oushu table tr:first-child {
  background: #1c539d ;

}


@media screen and (max-width: 768px) {


  .protable table td{
      padding: 10px !important;
      min-width: 140px !important;
      font-size: 13px !important;
  }
  .protable table tr td:first-child{ 
      min-width: 110px !important;
  }

}