.top_center li a{
  color: #000;
}
footer.on {
    margin-top: 0em;
}
.trtions.on .top_center li a{
  color: #fff;
}
.sticky{
  position: sticky;
}
.w-full{
  width: 100%;
}
.w-1200px{
  width: 1200px;
}
.flex{
  display: flex;
}
.justify-center{
  justify-content: center;
}
.justify-between {
  justify-content: space-between;
}
.items-center{
  align-items: center;
}
.flex-1{
  flex: 1;
}
.mx-auto{
  margin-left: auto;
  margin-right: auto;
}
 .my-auto{
  margin-top: auto;
  margin-bottom: auto;
}
 .mx-0{
  margin-left: 0;
  margin-right: 0;
}
.text-center {
  text-align: center;
}
.overflow-visible{
  overflow: visible;
}
.h-5em{
  height: 4em;
}
.nav-bar{
 border-bottom: 1px solid #f0f0f0;
}
.nav-item{
  font-size: 1.2em;
  position: relative;
}
.nav-item a{
  color: #999;
}
.nav-item.active a{
  /* font-weight: bold; */
  color: #0848D5;
}
.nav-item a:hover{
  color: #0848D5 !important;
}

.nav-item.active::after{
  content:"";
  position: absolute;
  width: 100%;
  /* width: 50px; */
  height: 3px;
  bottom: 1px;
  left: 50%;
  transform: translateX(-50%);
  background: #0848D5;
}

.spth-part{
  padding-top: 80px;
  padding-bottom: 80px;
  overflow: visible;
}

.spth-part div{
  overflow: visible;
}
.section-name{
  font-size: 32px;
  font-weight: bold;
  color: #0848D5;
  margin-bottom: 40px;
  text-align: center;
}
.section-name .sub-title{
  font-size: 18px;
  color: #999;
  margin-top: 32px;
  font-weight: 400;
}
#spth-part1 .text-desc{
  width: 1100px;
  text-align: center;
  font-size: 18px;
  color: #333;
  line-height: 2;
}
.block1{
  width: 31.9%;
  height: 240px;
  background: #FFFFFF;
  border-radius: 8px 8px 8px 8px;
  border: 1px solid #C2C6D4;
  padding: 20px;
}
.block1-title{
  width: 360px;
  font-weight: 600;
  font-size: 20px;
  color: #1551D7;
  line-height: 34px;
  text-align: center;
  margin-top: 15px;
}
.block1-desc{
  font-weight: 400;
  font-size: 15px;
  color: #424752;
  line-height: 24px;
  text-align: center;
  font-style: normal;
  text-transform: none;
  margin-top: 30px;
}
.block1-icon_wrapper{
  display: flex;
  justify-content: center;
  align-items: center;
}
.spth-part_ys{
  display: flex;justify-content: space-around;margin-top: 56px;
}
.spth-part_ysnr{
  margin-top: 32px;display: flex;justify-content: space-between;
}
.block2{
  width: 31.9%;
  height: 620px;
  background: #FFFFFF;
  box-shadow: 0px 4px 13px 0px rgba(0,0,0,0.08);
  border-radius: 8px 8px 8px 8px;
  padding: 32px;
}

.block2-main-title{
  height: 24px;
  font-weight: bold;
  font-size: 26px;
  color: #0848D5;
  line-height: 24px;
  margin-top: 32px;
}
.block2-title{
  font-weight: 600;
  font-size: 20px;
  color: #000000;
  line-height: 24px;
  margin-top: 24px;
}
.blue-block{
  display: block;
  width: 14px;
  height: 14px;
  background: #0848D5;
  border-radius: 4px 4px 4px 4px;
  rotate: 45deg;
  flex: 0 0 auto;
}
.blue-block-small{
  width: 8px;
  height: 8px;
  border-radius: 2px;
}
.block2 .main-content{
font-size: 15px;
color: #424752;
line-height: 20px;
margin-top: 10px;
padding: 16px;
}

.sub-content{
  height: 105px;
  font-size: 15px;
  margin-top: 20px;
}
.sub-content_1{
  padding: 16px;
  border: 1px solid transparent;
}
.sub-content_1 .item1{
  background: #F3F3F6;
  padding: 2px 6px;
  border-radius: 2px;
  margin-top: 8px;
}
.sub-content .sub-content_num{
  color: #0056B3;
  margin-inline-end: 12px;
}
.sub-content .sub-content-item{
  margin-top: 12px;
}
.block2 .block2-line{
  margin: 20px 0;
  border-top: 1px solid #EFF6FF;
  overflow: hidden;
}
.sub-content-gray{
  height: 78px;
  background: #F3F3F6;
  border-radius: 4px 4px 4px 4px;
  padding: 16px;
  margin-top: 12px;
  font-size: 15px;
  color: #3E4853;
  line-height: 23px;
  border: 1px solid transparent;
}
.block2:hover{
background: #0848D5;
}
.block2:hover * {
  color: #fff;
}
.block2:hover svg rect{
  fill: #215AD9;
  fill-opacity: 1;
}
.block2:hover svg path{
  fill:#fff;
}
.block2:hover .block2-main-title{
  color: #fff;
}
.block2:hover .main-content{
background: rgba(255,255,255,0.05);
border: 1px solid rgba(255,255,255,0.1);
border-radius: 4px;
color: rgba(255,255,255,0.8);
}
.block2:hover .blue-block{
  background: #fff;
}
.block2:hover .block2-line{
  border-top: 1px solid rgba(255,255,255,0.1);
}
.block2:hover .sub-content_1{
background: rgba(255,255,255,0.05);
border-color:  rgba(255,255,255,0.1);
border-radius: 4px;

}
.block2:hover .sub-content_1 p{
color: rgba(255,255,255,0.8);
}
.block2:hover .item1{
  background: rgba(255,255,255,0.2);
}
.block2:hover .sub-content-gray{
  background: rgba(255,255,255,0.05);
  color: rgba(255,255,255,0.8);
  border-color: rgba(255,255,255,0.1);
}
.mask1{
  background: url(/static/index/images/mask.png);
}
.section-name_line1{
  width: 55px;
  height: 5px;
  background: #0848D5;
}
.spth-part3_content{
  margin-top: 56px;
}
.block3 >div{
  width: 50%;
}
.block3-1{
  padding-left:35px ;
  padding-bottom: 24px;
}
.block3-1 .title{
  position: relative;
  color: #1D2939;
  font-size: 20px;
  font-weight: bold;
  line-height: 1;
}
.block3-1 .title img{
  position: absolute;
  top: 0;
  left: -30px;
}
.block3-1 .desc{
  font-size: 14px;
color: #4B5563;
line-height: 24px;
margin-top: 8px;
}
.block3-1 .desc-item{
  display: flex;
  align-items: baseline;
  column-gap: 12px;
}
.block4-title{
  display: flex;
  align-items: center;
  font-size: 26px;
  color: #0848D5;
  font-weight: bold;
}
.block4-title_color{
  display: block;
  width: 4px;
  height: 20px;
}
.block4{
  margin-top: 50px;
}
.block4 .wrapper{
  margin-top: 30px;
}
.block4-item{
  width: 50%;
  height: 445px;
  border-radius: 16px;
  background: #F2F6FF;
  padding: 24px;
}
.block4-item_title-wrapper{
  position: relative;
  font-size: 22px;
  color: #000;
}
.block4-item_title-wrapper img{
  border-radius: 16px;
}
.block4-item_title-wrapper .title-wrapper{
  position: absolute;
  top: 50%;
  left: 24px;
  transform: translateY(-50%);
}
.block4-item_title-wrapper .line{
  width: 88px;
  height: 4px;
  background: #0848D5;
  border-radius: 6px;
  margin-top: 7px;
}
.block4-item_content{
  margin-top: 12px;

}
.block4-item_content-title{
  font-size: 18px;
  color: #000;
  font-weight: bold;
  margin-top: 8px;
}
.block4-item_content-desc{
  font-size: 14px;
  color: #475569;
  line-height: 26px;
    margin-top: 8px;
}
.block5{
  text-align: center;
  gap: 60px; flex-wrap: wrap;
}
.block5-item{
  width: 45%;
  height: 300px;
  padding: 35px;
  display: flex;
  flex-direction: column;
  align-items: center;
  background: #FFFFFF;
  box-shadow: 0px 4px 16px 0px rgba(0,0,0,0.08);
  border-radius: 16px 16px 16px 16px;
}
.block5-item .icon{
  width: 100px;
  height: 100px;
  border-radius: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  background: #D3E0FF;
}
.block5-item .icon svg{
  width: 60px;
  height: 60px;
}
.block5-item_title{
  font-size: 20px;
  color: #0848D5;
  font-weight: bold;
  margin: 20px 0;
}
.block5-item_desc{
  font-size: 16px;
  color: #4B5563;
  line-height: 32px;
}
.block5-item:hover{
  background: #0848D5;
}
.block5-item:hover *{
  color: #fff;
}
.block5-item:hover .icon{
  background: #356ADD;
}
.block5-item:hover .icon svg path{
  fill: #fff;
}
.block6{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(2, 290px);
  gap: 60px 90px;
}
.block6-item{
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 40px;
  background: #FFFFFF;
  box-shadow: 0px 4px 17px 0px rgba(0,0,0,0.08);
  border-radius: 16px 16px 16px 16px;
}
 
.block6-item_title{
  font-size: 20px;
  color: #1F2937;
  font-weight: bold;
  margin: 20px 0;
}
.block6-item_desc{
  font-size: 16px;
  color: #4B5563;
  line-height: 20px;
}
/* 服务与支持样式 */
.support-content {
    width: 100%;
    padding: 0px 0px 20px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.service-card {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    padding: 30px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.service-card:hover {
    background: #2c70ed;
    color: #fff;
}

.service-card:hover .service-title {
    color: #fff;
}

.service-card:hover .service-description {
    color: rgba(255, 255, 255, 0.9);
}

.service-card:hover .icon-wrapper {
    border-color: #fff;
    
}

.service-card:hover .service-icon-img {
    opacity: 0;
}

.service-card:hover .service-icon-img-hover {
    opacity: 1;
}

.service-card-blue {
    background: #fff;
    color: #333;
}

.service-card-blue .service-title {
    color: #333;
}

.service-card-blue .service-description {
    color: #666;
}

.service-card-blue .icon-wrapper {
    /* border-color: #2c70ed; */
    background: none;
}

.service-icon {
    margin-bottom: 20px;
}

.icon-wrapper {
    width: 60px;
    height: 60px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    position: relative;
}

.service-icon-img {
    width: 60px;
    height: 60px;
    object-fit: contain;
    transition: opacity 0.3s ease;
}

.service-icon-img-hover {
    width: 60px;
    height: 60px;
    object-fit: contain;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.service-content {
    flex: 1;
}

.service-title {
    font-size: 18px;
    font-weight: bold;
    color: #333;
    margin: 0 0 15px 0;
    line-height: 1.3;
}

.service-description {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    margin: 0;
}
@media screen and (max-width:768px) {
  .nav_sticky_wrap{
    display: none;
  }
  .w-1200px{
    width: 100%;
  }
  .spth-part{
    padding: 5rem 0.8rem;
  }
  #spth-part1 .text-desc{
    width: 100%;
    font-size: 1.6rem;
  }
  .section-name .sub-title{
    font-size: 1.4rem;
  }
  .spth-part_ys{
    display: none;
  }
  .spth-part_ysnr{
    flex-wrap: wrap;
    row-gap: 1rem;
  }
  
  .block1{
    width: 100%;
    padding: 1.2rem;
  }
  .block1-title{
    width: 100%;
  }
  .spth-part3_content{
    margin-top: 2.5rem;
    flex-wrap: wrap;
    row-gap: 1rem;
  }
  .block2{
    width: 100%;
    height: auto;
    padding: 1.2rem;
  }
  .sub-content{
    height: auto;
  }
  .block3{
    flex-direction:column;
  }
  .block3 >div{
    width: 100%;
  }
  .block4 .wrapper{
    flex-direction: column;
    row-gap: 1rem;
  }
  .block4-item{
    width: 100%;
    height: auto;
    padding: 1rem;
  }
  .block4-item.hidden{
    display: none;
  }
  .block4-item_title-wrapper img{
    height: 11rem;
  }
  .block5{
    row-gap: 1rem;
  }
  .block5-item{
    width: 100%;
    height: auto;
  }
  .services-grid{
    grid-template-columns: repeat(1, 1fr);
  }
}