.comBannerTitle767 {
  font-size: 26px;
  line-height: 1.5;
  text-align: center;
}
.comTitle767 {
  font-weight: 600;
  font-size: 20px;
  line-height: 29px;
}
.fontSize16 {
  font-size: 16px;
  line-height: 1.5;
}
.fontSize14 {
  font-size: 14px;
  line-height: 1.5;
}
.fontSize12 {
  font-size: 12px;
  line-height: 1.5;
}
.centerMg1023 {
  margin-left: 20px;
  margin-right: 20px;
}
.centerPd1023 {
  padding-left: 20px;
  padding-right: 20px;
}
.centerMg767 {
  margin-left: 4vw;
  margin-right: 4vw;
}
.centerPd767 {
  padding-left: 4vw;
  padding-right: 4vw;
}
.index {
  min-height: 2000px;
  background: #F6F8FF;
}
.index .com-btn {
  height: 50px;
  width: 180px;
  border-radius: 25px;
  font-size: 20px;
}
.index .first-session {
  position: relative;
  overflow: hidden;
  height: 660px;
}
.index .first-session .video {
  position: absolute;
  bottom: 0;
  left: calc(50% - 960px);
  width: 1920px;
  height: 660px;
}
.index .first-session .auto-center {
  position: relative;
  z-index: 2;
  padding-top: 168px;
}
.index .first-session .auto-center .subtitle {
  font-size: 36px;
  color: #161B42;
  line-height: 40px;
}
.index .first-session .auto-center .title {
  width: 664px;
  font-weight: bold;
  font-size: 130px;
  line-height: 150px;
  background: linear-gradient(-137.3deg, #09B7FE 0%, #755DFD 100%);
  -webkit-background-clip: text;
  /* 仅在 WebKit 浏览器中有效 */
  -webkit-text-fill-color: transparent;
  /* 使文本颜色透明，显示背景渐变 */
  background-clip: text;
  /* 在某些浏览器中支持 */
  color: transparent;
  /* 确保在不支持的浏览器中显示透明色 */
  margin-top: 10px;
  height: 128px;
}
.index .first-session .auto-center .title img {
  height: 100%;
  width: auto;
  display: block;
}
.index .first-session .auto-center .tags {
  display: flex;
  gap: 30px;
  margin-top: 30px;
}
.index .first-session .auto-center .tags .text {
  line-height: 23px;
  font-size: 20px;
  color: #161B42;
  font-weight: 400;
}
.index .first-session .auto-center .btn-box {
  margin-top: 50px;
  display: flex;
  gap: 30px;
}
.index .first-session .auto-center .btn-box .btn-plain-primary {
  border: 1px solid #AAAFC8;
}
.index .section-video .auto-center {
  box-shadow: 0 15px 30px rgba(92, 114, 254, 0.2);
  border-radius: 22px;
}
.index .section-video .auto-center .shili {
  width: 100%;
  display: block;
}
.index .platform-session {
  margin-top: 80px;
}
.index .platform-session .img-box {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0 48px;
  position: relative;
}
.index .platform-session .img-box::after {
  content: '';
  display: block;
  background: linear-gradient(90deg, #F6F8FF 0%, rgba(255, 255, 255, 0) 33.5%, rgba(255, 255, 255, 0) 66.5%, #F6F8FF 100%);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.index .platform-session .img-box img {
  width: 100%;
  height: auto;
  display: block;
}
.index .title-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 120px;
}
.index .title-line .title {
  font-weight: bold;
  font-size: 60px;
  color: #161B42;
  line-height: 90px;
}
.index .title-line .com-btn {
  color: #161B42;
}
.index .swiper-session {
  margin-top: 140px;
}
.index .swiper-session .auto-center .swiper-box {
  position: relative;
  display: flex;
  align-items: center;
  height: 580px;
}
.index .swiper-session .auto-center .swiper-box .swiper-slide.right-img {
  width: 200px;
  height: 200px;
}
.index .swiper-session .auto-center .swiper-box .swiper-slide.right-img img {
  width: 100%;
  display: block;
}
.index .swiper-session .auto-center .swiper-box .swiper {
  margin: 0;
  flex-shrink: 0;
}
.index .swiper-session .auto-center .swiper-box .thumbs {
  height: 500px;
  width: 540px;
  position: relative;
}
.index .swiper-session .auto-center .swiper-box .thumbs .swiper-slide {
  height: 30px !important;
  margin-top: 30px;
  position: relative;
}
.index .swiper-session .auto-center .swiper-box .thumbs .swiper-slide .bar {
  position: absolute;
  height: calc(100% + 54px);
  width: 2px;
  background-color: #E3E5F1;
  left: 2px;
  top: -24px;
  transition: transform 0.9s cubic-bezier(0.165, 0.84, 0.44, 1), background-color 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
  opacity: 0;
}
.index .swiper-session .auto-center .swiper-box .thumbs .swiper-slide .bar .bg {
  height: 0%;
  background-color: #5677FE;
}
.index .swiper-session .auto-center .swiper-box .thumbs .swiper-slide .slide-title {
  font-weight: bold;
  font-size: 24px;
  color: #BBBDC9;
  line-height: 30px;
  padding-left: 34px;
  cursor: pointer;
}
.index .swiper-session .auto-center .swiper-box .thumbs .swiper-slide .slide-title:hover {
  color: #9EA2B2;
}
.index .swiper-session .auto-center .swiper-box .thumbs .swiper-slide .explain {
  padding-top: 0;
  height: 0;
  font-size: 16px;
  color: #161B42;
  line-height: 24px;
  overflow: hidden;
  padding-left: 34px;
}
.index .swiper-session .auto-center .swiper-box .thumbs .swiper-slide::before {
  content: "";
  position: absolute;
  width: 1px;
  height: calc(100% + 30px);
  background: #E3E5F1;
  left: 2px;
  top: 0;
}
.index .swiper-session .auto-center .swiper-box .thumbs .swiper-slide:first-child {
  margin-top: 23px;
}
.index .swiper-session .auto-center .swiper-box .thumbs .swiper-slide:first-child::before {
  content: "";
  position: absolute;
  width: 1px;
  height: calc(100% + 53px);
  background: #E3E5F1;
  left: 2px;
  top: -14px;
}
.index .swiper-session .auto-center .swiper-box .thumbs .swiper-slide.swiper-slide-thumb-active {
  height: 86px !important;
}
.index .swiper-session .auto-center .swiper-box .thumbs .swiper-slide.swiper-slide-thumb-active .bar {
  transform: scale(2, 1);
  opacity: 1;
}
@keyframes heightAnimation {
  from {
    height: 0px;
  }
  to {
    height: 100%;
    /* 目标高度 */
  }
}
.index .swiper-session .auto-center .swiper-box .thumbs .swiper-slide.swiper-slide-thumb-active .bar .active {
  animation: heightAnimation 10s ease forwards;
}
.index .swiper-session .auto-center .swiper-box .thumbs .swiper-slide.swiper-slide-thumb-active .explain {
  height: 58px;
  padding-top: 10px;
  transition: height 0.3s;
}
.index .swiper-session .auto-center .swiper-box .thumbs .swiper-slide.swiper-slide-thumb-active .slide-title {
  color: #161B42;
}
.index .swiper-session .auto-center .swiper-box .gallery {
  width: 780px;
  height: 580px;
  position: absolute;
  top: 0;
  right: 0;
  z-index: -1;
}
.index .swiper-session .auto-center .swiper-box .gallery .swiper-slide {
  display: flex;
  justify-content: center;
  align-items: center;
  background: #F6F8FF;
}
.index .swiper-session .auto-center .swiper-box .gallery video {
  width: 100%;
  /* 自适应宽度 */
  height: auto;
  /* 维护宽高比 */
  display: block;
  /* 去除底部空白 */
}
.index .swiper-session .auto-center .swiper-box .gallery img,
.index .swiper-session .auto-center .swiper-box .gallery .video {
  width: 100%;
}
.index .advantage-section {
  margin-bottom: 160px;
  margin-top: 95px;
}
.index .advantage-section .connect {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 30px;
}
.index .advantage-section .connect .item {
  background: #FFFFFF;
  border-radius: 20px;
  border: 1px solid #DEE1EC;
  padding: 30px;
  min-width: 380px;
  flex: 1;
  cursor: pointer;
  color: #7B819D;
  transition: all 0.5s ease;
  /* 分开背景和文字颜色的过渡效果 */
}
.index .advantage-section .connect .item:hover {
  color: #fff;
  background: #5677FE;
}
.index .advantage-section .connect .item:hover .item-img-icon .item-img {
  background: rgba(216, 219, 233, 0.2);
}
.index .advantage-section .connect .item:hover .item-title,
.index .advantage-section .connect .item:hover .item-img-icon .icon {
  color: #fff;
}
.index .advantage-section .connect .item .item-img-icon {
  display: flex;
  width: 100%;
  justify-content: space-between;
}
.index .advantage-section .connect .item .item-img-icon .item-img {
  width: 68px;
  height: 68px;
  background: #D8DBE9;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #fff;
  transition: background 0.4s ease;
  /* 为图标背景添加过渡 */
}
.index .advantage-section .connect .item .item-img-icon .icon {
  width: 24px;
  height: 24px;
  color: #161B42;
  transition: color 0.4s ease;
}
.index .advantage-section .connect .item .item-title {
  margin-top: 68px;
  font-weight: bold;
  font-size: 24px;
  color: #161B42;
  line-height: 1em;
  text-align: left;
  transition: color 0.4s ease;
  /* 为标题颜色添加过渡 */
}
.index .advantage-section .connect .item .item-subtitle {
  font-weight: bold;
  font-size: 16px;
  line-height: 24px;
  margin-top: 10px;
}
.index .advantage-section .connect .item .item-desc {
  font-size: 14px;
  line-height: 22px;
  margin-top: 10px;
}
.index .advantage-section .connect .item:last-child {
  grid-column: 1 / -1;
  /* 第四个元素占据从第一列到最后一列 */
}
.index .advantage-section .connect .item:last-child .item-title {
  margin-top: 50px;
}
.none {
  display: none;
}