/* banner */
#banner .carousel-item img {
  min-height: 40rem;  
  /* 默认高度 */
  object-fit: cover;
  /* 保持图片比例并填充容器 */
}

#banner .custom-caption {
  position: absolute;
  left: 50%;
  top: 50%;
  height: 100%;
  transform: translate(-50%, -50%);
}

#banner .custom-caption .info {
  color: white;
}

#banner .custom-caption .info .info1 {
  font-size: 0.75rem;
  color: #FFFFFF;
  line-height: 1rem;
  letter-spacing: 4px;
  text-align: left;
  font-style: normal;
  text-transform: uppercase;
  text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.5); /* 添加阴影效果 */
}

#banner .custom-caption .info h1 {
  font-size: 3rem;
  color: #FFFFFF;
  line-height: 3.44rem;
  letter-spacing: 5px;
  text-align: left;
  font-style: normal;
  text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.5); /* 添加阴影效果 */
}

#banner .custom-caption .info h1 span {
  color: #0098E6;
}

#banner .custom-caption .info ul {
  padding-left: 1.2rem;
  margin-top: 3rem;
}

#banner .custom-caption .info ul li {
  font-family: MicrosoftYaHei;
  font-size: 1rem;
  color: #FFFFFF;
  line-height: 1.31rem;
  letter-spacing: 1px;
  text-align: left;
  font-style: normal;
  margin-bottom: 1.25rem;
  text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.5); /* 添加阴影效果 */
}

#banner .custom-caption .info .btn {
  margin-top: 0.5rem;
}

/* section1 */
.section1 .custom-card {
  border: 1px dashed #ccc;
  border-radius: 0.5rem;
  transition: all 0.5s ease-in-out;
}

.section1 .custom-card .card-number {
  position: absolute;
  top: 0px;
  left: 0;
  background-color: #e2f5ff;
  font-size: 1.25rem;
  color: #0098e6;
  border-radius: 0 0 0.5rem 0;
  width: 1.875rem;
  height: 1.875rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
}

.section1 .custom-card .icon-text {
  display: flex;
  align-items: center;
  /* 垂直居中 */
  height: 5.25rem;
}

.section1 .custom-card img {
  width: 3.75rem;
  margin-right: 1rem;
}

.section1 .custom-card p {
  margin: 0;
  /* 取消段落的默认外边距 */
}

.section1 .custom-card:hover {
  border: 1px solid #008CFC;
  box-shadow: 0 0 8px #a2dffd;
  transform: scale(1.05);
}

.section1 .custom-card:hover .icon-text {
  color: #008CFC;
}


/* section2 */
.section2 {
  background: url('../images/index/section2-bg1.png') no-repeat center / 100% 100%;
}

.section2 .content-section .section-title {
  font-weight: 600;
  font-size: 1.25rem;
  color: #111111;
  text-align: left;
  font-style: normal;
  position: relative;
}

.section2 .content-section .section-title .custom-under-line {
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 100%;
  height: 0.5rem;
  background: linear-gradient(to right, rgba(0, 140, 252, 0.8), rgba(0, 140, 252, 0));
}

.section2 .content-item {
  margin-bottom: 3rem;
}

.section2 .content-item:last-child {
  margin-bottom: 0;
}

.section2 .content-item .title img {
  width: 1.25rem;
  height: 1.25rem;
}

.section2 .card-content {
  min-height: 6.13rem;
  border: 2px dashed #C6D0DF;
  gap: 1rem;
}

.section2 .card-content .card-item {
  width: 6.75rem;
  text-align: center;
  font-weight: 400;
  color: #111111;
}

.section2 .card-content .arrow-right {
  width: 2rem;
  height: 1rem;
  background: url("../images/index/section2-icon-arrow-right.png") no-repeat center / 100% 100%;
}

.section2 .content-section .carousel-caption {
  width: 100%;
  left: 0;
  bottom: 0;
  background: rgba(17, 17, 17, 0.7);
  backdrop-filter: blur(10px);
}

/* section3 */
.section3 {
  background: url('../images/index/section3-bg1.png') no-repeat center / 100% 100%;
}

/* section4 */
.section4 {
  background: url('../images/index/section4-bg1.png') no-repeat center / 100% 100%;
}

.section4 .nav {
  position: relative;
  padding: 0.7rem 0;
  border-top: 0.1rem solid #E5E5E5;
  /* 灰色的底部横线 */
}

/* 初始化滑动下划线 */
.section4 .nav .nav-underline {
  position: absolute;
  top: 0;
  height: 0.1rem;
  background-color: #008CFC;
  transition: left 0.3s ease, width 0.3s ease;
}

.section4 .nav-item a {
  text-decoration: none;
  height: 1.38rem;
  font-weight: 400;
  font-size: 1rem;
  color: #111111;
  line-height: 1.38rem;
}

.section4 .nav-item a.active {
  font-weight: 600;
  color: #008CFC;
}

.section4 .top-icon {
  width: 3.75rem;
}

.section4 .title {
  font-size: 1.5rem;
  color: #111111;
}

.section4 .right-number {
  width: 6rem;
  font-weight: 600;
  font-size: 6.25rem;
  color: #E5E5E5;
  line-height: 5.75rem;
}

.section4 .desc {
  font-weight: 400;
  color: #666666;
  text-align: left;
  font-style: normal;
}

.section4 .badge {
  color: #008CFC;
  background: #EBF6FF;
  border-radius: 0.25rem;
  font-size: 1rem;
  font-weight: normal;
}

.section4 .service {
  font-size: 1rem;
  color: #008CFC;
  line-height: 1.88rem;
  text-align: left;
  font-style: normal;
  cursor: pointer;
}

.section4 .tab-pane .border-bottom {
  border-bottom: 0.13rem solid #008CFC !important;
}

/* section5 */
.section5 .accordion{
  display: flex;
  height: 28rem;
  
}

.section5 .accordion .box{
  position: relative;
  flex: 1;
  overflow: hidden;
  transition: all 0.5s ease-in-out;
}

.box .bg{
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  /* 遮罩效果 */
  background-color: rgba(0, 0, 0, 0.2);
  transition: all 0.5s ease-in-out;
}

.section5 .accordion .box:hover{
  flex-basis: 40%;
}

.section5 .accordion .box img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.5s ease-in-out;
}

.section5 .accordion .box:hover img{
  width: 100%;
}

.section5 .accordion .box:hover .bg{
  background-color: rgba(0, 0, 0, 0);
}

.section5 .accordion .box .desc{
  position: absolute;
  top: 10%;
  left: 10%;
  width: 80%;
  text-align: center;
  color: #fff;
  transition: all 0.5s ease-in-out;
}

.section5 .accordion .box:hover .desc{
  top: 20%;
}

.section5 .accordion .box .desc div{
  transition: all 0.5s ease-in-out;
}

.section5 .accordion .box .desc div:nth-child(1) {
  font-size: 0.6rem;
  line-height: 0.8rem;
  margin-bottom: 0.5rem;
}

.section5 .accordion .box .desc div:nth-child(2){
  font-size: 1rem;
  line-height: 1.5rem;
}

.section5 .accordion .box .desc div:nth-child(3){
  font-size: 1rem;
  color: #FFFFFF;
  line-height: 1.5rem;
  letter-spacing: 2px;
  text-align: center;
  margin-top: 50rem;
}

.section5 .accordion .box:hover .desc div:nth-child(1){
  font-size: 0.8rem;
}

.section5 .accordion .box:hover .desc div:nth-child(2){
  font-size: 1.5rem;
}

.section5 .accordion .box:hover .desc div:nth-child(3){
  margin-top: 2rem;
}

/* section6 */
.section6 .section-content {
  min-height: 14.38rem;
  border: 0.06rem solid #C1CCDC;
  transition: all 0.5s ease-in-out;
}

.section6 .section-content:hover {
  box-shadow: 0rem 0.13rem 0.38rem 0rem rgba(0, 140, 252, 0.6);
  border: 0.06rem solid #008CFC;
}

.section6 .title {
  font-weight: 600;
  color: #111111;
}

.section6 .section-content:hover .title {
  color: #008CFC;
}

.section6 .title .icon {
  width: 1.63rem;
  height: 1.63rem;
  background: url('../images/index/section6-icon1.png') no-repeat center / 100% 100%;
  vertical-align: top;
}

.section6 .desc {
  font-weight: 400;
  color: #111111;
  color: #666666;
  line-height: 1.88rem;
  text-align: left;
}


/* 手机端 */
@media (max-width: 576px) {
  #banner .carousel-item img {
    height: 200px!important;
  }

  #banner .custom-caption .info h5 {
    font-size: 1rem;
    line-height: 1rem;
    letter-spacing: 2px;
  }

  #banner .custom-caption .info ul {
    margin-top: 0.5rem;
    margin-bottom: 0.5rem;
  }

  #banner .custom-caption .info ul li {
    line-height: 1rem;
    letter-spacing: 1px;
    text-align: left;
    font-style: normal;
    margin-bottom: 0.5rem;
  }
}

/* 平板 */
@media (min-width: 576px) and (max-width: 768px) {}

/* PC端 */
@media (min-width: 768px) {}