/* banner */
.custom-banner {
  position: relative;
}

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

.custom-banner .banner-desc h1 {
  font-size: 3rem;
  color: #fff;
  line-height: 3.44rem;
  text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.5); /* 添加阴影效果 */
}

.custom-banner .banner-desc p {
  font-size: 1rem;
  color: #FFFFFF;
  line-height: 1.31rem;
  letter-spacing: 1px;
  text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.5); /* 添加阴影效果 */
}

/* section1 */
.section1 {
  background:
    linear-gradient(white 50%, transparent 50%),
    /* 上半部分为白色 */
    url('../images/product/section1-bg1.png') no-repeat;
  /* 下半部分为背景图 */
  background-size: cover;
  /* 根据需要调整背景图的大小 */
  background-position: bottom;
  /* 背景图对齐到下半部分 */
}

.section1 .content {
  position: relative;
  height: 47.63rem;
}

.section1 .content .left {
  position: absolute;
  left: 0;
  z-index: 99;
}

.section1 .content .left img {
  width: 6.63rem;
  height: 6.63rem;
  margin-left: 2rem;
}

.section1 .content .left .info {
  width: 33.25rem;
  background: #FFFFFF;
  box-shadow: -0.25rem 0rem 0.5rem 0.13rem rgba(229, 229, 229, 0.66);
  margin-top: -4.19rem;
  padding-top: 5.94rem !important;
}

.section1 .content .left .info p {
  text-indent: 2em;
  color: #111111;
  line-height: 1.75rem;
}

.section1 .content .right {
  position: absolute;
  right: 0;
}

.section1 .content .right img {
  width: 40.25rem;
  height: 47.63rem;
  transform: scale(1);
  transition: all 0.5s ease-in-out;
}

.section1 .content .right img:hover {
  transform: scale(1.05);
}

/* section2 */
.section2 {
  padding: 5.5rem 0 !important;
}
.section2 .accordion {
  display: flex;
  gap: 1rem;
}

.section2 .accordion .item {
  width: 100%;
  height: 30rem;
  padding: 2rem 1.25rem;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  text-align: center;
  overflow: hidden;
  transition: all 0.5s ease-in-out;
}

.section2 .accordion .item.item1 {
  background-image: url('../images/product/section2-bg1.png');
}

.section2 .accordion .item.item2 {
  background-image: url('../images/product/section2-bg2.png');
}

.section2 .accordion .item.item3 {
  background-image: url('../images/product/section2-bg3.png');
}

.section2 .accordion .item.item4 {
  background-image: url('../images/product/section2-bg4.png');
}

.section2 .accordion .item.item5 {
  background-image: url('../images/product/section2-bg5.png');
}

.section2 .accordion .item .icon {
  width: 3rem;
  height: 3rem;
  margin-top: 1rem;
  transform: scale(1);
  transition: all 0.5s ease-in-out;
}

.section2 .accordion .item .desc div {
  color: #fff;
  margin-top: 50rem;
  padding: 0.25rem;
  background: rgba(0, 152, 230, 1);
  border-radius: 9px;
  transition: all 0.7s ease-in-out;
  opacity: 0;
}

.section2 .accordion .item:hover {
  transform: translateY(-2rem);
}

.section2 .accordion .item:hover .icon {
  transform: scale(1.2);
}

.section2 .accordion .item:hover .desc div {
  margin-top: 2.5rem;
  opacity: 1;
}

/* section3 */
.section3 .nav {
  position: relative;
  border-bottom: 0.1rem solid #E5E5E5;
  /* 灰色的底部横线 */
}

/* 初始化滑动下划线 */
.section3 .nav .nav-underline {
  position: absolute;
  bottom: -0.05rem;
  height: 0.1rem;
  background-color: #008CFC;
  transition: left 0.3s ease, width 0.3s ease;
}

.section3 .nav-item {
  height: 2rem;
  line-height: 2rem;
  margin-right: 3.75rem;
  margin-bottom: 0.625rem;
}

.section3 .nav-item .nav-link {
  color: #111 !important;
  text-decoration: none;
}

.section3 .nav-item .nav-link.active {
  color: #008CFC !important;
}

.section3 #tab1 .content{
  background-image: none;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  transition: all 1s ease-in-out;
}

.section3 #tab1 .content.active1{
  background-image: url('../images/product/section3-bg1.png');
}

.section3 #tab1 .content.active2{
  background-image: url('../images/product/section3-bg2.png');
}

.section3 #tab1 .content.active3{
  background-image: url('../images/product/section3-bg3.png');
}

.section3 #tab1 .content.active4{
  background-image: url('../images/product/section3-bg4.png');
}

.section3 #tab1 .content.active5{
  background-image: url('../images/product/section3-bg5.png');
}

.section3 #tab1 .content.active6{
  background-image: url('../images/product/section3-bg6.png');
}
.section3 #tab1 .content.active7{
  background-image: url('../images/product/section3-bg7.png');
}
.section3 #tab1 .content.active8{
  background-image: url('../images/product/section3-bg8.png');
}
.section3 #tab1 .content.active9{
  background-image: url('../images/product/section3-bg9.png');
}
.section3 #tab1 .content.active10{
  background-image: url('../images/product/section3-bg10.png');
}
.section3 #tab1 .content.active11{
  background-image: url('../images/product/section3-bg11.png');
}
.section3 #tab1 .content.active12{
  background-image: url('../images/product/section3-bg12.png');
}

.section3 #tab1 .scene-item-list .scene-item{
  color: #FFFFFF;
  line-height: 1.5rem;
  letter-spacing: 1px;
  transition: all 0.5s ease-in-out;
  display: flex;
  align-items: center;
}

.section3 #tab1 .scene-item-list div.select .scene-item{
  font-size: 1.5rem;
  color: #008CFC;
}

.section3 #tab1 .scene-item-list .scene-item i{
  display: inline-block;
  width: 0.5rem;
  height: 0.5rem;
  font-size: 0.5rem;
  border: 1px solid;
  border-color: #fff;
  border-radius: 50%;
  background-color: transparent;
  position: relative;
  transition: background-color 0.5s ease;
  transition: border-color 0.5s ease;
}

.section3 #tab1 .scene-item-list div.select .scene-item i{
  background-color: #008CFC;
  border-color: #008CFC;
}

/* 伪元素 外圈 */
.section3 #tab1 .scene-item-list .scene-item i::after{
  content: '';
  position: absolute;
  left: -0.140625rem;
  top: -0.140625rem;
  display: block;
  width: 0.75rem;
  height: 0.75rem;
  border: 1px solid #fff;
  border-radius: 50%;
  transform: scale(1);
  transition: all 0.5s ease-in-out;
}

.section3 #tab1 .scene-item-list div.select .scene-item i::after{
  border: 1px solid #008CFC;
  transform: scale(1.5);
}

.section3 #tab2 .content-section .section-title {
  font-weight: 600;
  font-size: 1.25rem;
  color: #111111;
  text-align: left;
  font-style: normal;
  position: relative;
}

.section3 #tab2 .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));
}

.section3 #tab2 .content-item {
  margin-bottom: 2rem;
}

.section3 #tab2 .content-item:last-child {
  margin-bottom: 0;
}

.section3 #tab2 .content-item .title img {
  width: 1.25rem;
  height: 1.25rem;
}

.section3 #tab2 .card-content {
  min-height: 6.13rem;
  border: 2px dashed #C6D0DF;
  gap: 1rem;
}

.section3 #tab2 .card-content .card-item {
  width: 6.75rem;
  text-align: center;
  font-weight: 400;
  color: #111111;
}

.section3 #tab2 .card-content .arrow-right {
  width: 2rem;
  height: 1rem;
  background: url("../images/index/section2-icon-arrow-right.png") no-repeat center / 100% 100%;
}

.section3 #tab3 .container .row>div{
  border-left: 1px solid #e5e5e5;
  transition: all 0.5s ease-in-out;
  transform: translateY(0);
}

.section3 #tab3 .container .row>div:hover{
  border-left: 1px solid #008CFC;
  transform: translateY(-2rem);
}

.section3 #tab3 .container .row>div:hover .item h5{
  color: #008CFC;
}

.section3 #tab3 .item h5{
  font-weight: 600;
  font-size: 2.25rem;
  color: #E5E5E5;
  line-height: 3.13rem;
  transition: all 0.5s ease-in-out;
}

.section3 #tab3 .item p{
  font-weight: 600;
  font-size: 1rem;
  color: #111111;
  line-height: 1.38rem;
  margin-bottom: 0.625rem;
}

.section3 #tab3 .item .badge{
  color: #0096E8;
  line-height: 1.31rem;
  background: #DAEFFF;
  border-radius: 0.13rem;
  margin-bottom: 2rem;
}