.nban .nban-outer .nban-nside {
  margin-top: 10%;
}
.nban-nside-a .text {
  font-size: 18px;
}
.nban-nside-a .text span {
  color: #00CEAF;
}
.nban-nside-a .text1 {
  font-size: 50px;
}
.title {
  width: 100%;
  font-family: Alibaba PuHuiTi, Alibaba PuHuiTi;
  font-weight: 400;
  font-size: 42px;
  text-align: left;
  font-style: normal;
  text-transform: none;
  position: relative;
  padding-left: 20px;
  margin-bottom: 30px;
}
.title::after {
  content: "";
  width: 7px;
  height: 60%;
  background: #00CEAF;
  border-radius: 10px;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
}
.model1 {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
}
.model1 .wrap {
  width: 100%;
  padding: 60px 0;
  position: relative;
  margin-bottom: 130px;
}
.model1 .wrap::after {
  content: "";
  width: 50%;
  height: 100%;
  background: #ECF2FF;
  position: absolute;
  left: 0;
  top: 0;
  z-index: 1;
}
.model1 .wrap .left {
  width: 90%;
  max-width: 1440px;
  margin: 0 auto;
  position: relative;
  z-index: 3;
}
.model1 .wrap .left .text {
  width: 50%;
  font-size: 16px;
  line-height: 40px;
  color: #000;
  position: relative;
  z-index: 2;
  padding-right: 120px;
  box-sizing: border-box;
}
.model1 .wrap .left .right {
  width: 50%;
  position: absolute;
  right: 0;
  top: 0;
}
.model1 .wrap .left .right > img {
  display: block;
  width: 100%;
}
.model1 .wrap .left .right .video-item {
  transform: translateX(-20px) translateY(-10px);
  position: relative;
  width: 100%;
  border-radius: 12px;
  overflow: hidden;
  line-height: 0;
}
.model1 .wrap .left .right .video-item video {
  width: 100%;
  height: auto;
  display: block;
  position: relative;
  z-index: 1;
  border-radius: 12px;
  object-fit: cover;
  /* 确保视频本身也填满容器 */
}
.model1 .wrap .left .right .video-item .text {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  object-fit: cover;
  object-position: center;
  transform: none !important;
  margin: 0 !important;
  padding: 0 !important;
}
.model1 .wrap .left .right .video-item .play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  z-index: 3;
  cursor: pointer;
}
.model1 .wrap .left .right .video-item.video-item-active .text,
.model1 .wrap .left .right .video-item.video-item-active .play {
  display: none !important;
}
.list_img {
  width: 100%;
  max-width: 1260px;
  margin: 0 auto;
  padding-bottom: 300px;
  position: relative;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
.list_img .item {
  width: calc((100% - 80px) / 3);
}
.list_img .item img {
  width: 100%;
  display: block;
  border-radius: 12px;
  margin-bottom: 10px;
}
.list_img .item p {
  width: 100%;
  text-align: right;
  font-size: 16px;
  color: #000;
}
.list_img .item:nth-child(2) {
  transform: translateY(40%);
}
.list_img .item:nth-child(3) {
  transform: translateY(80%);
}
.list_img .button {
  position: absolute;
  bottom: 100px;
  left: 0;
  height: 40px;
  line-height: 40px;
  padding: 0 15px;
  background: linear-gradient(90deg, #155dfc 0%, #4f39f6 100%);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.list_img .button span {
  display: block;
  font-size: 18px;
  color: #fff;
  cursor: pointer;
  transition: 0.5s;
}
.list_img .button span::after {
  content: attr(data-word);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  color: #FFFFFF;
  transform: translateY(100%);
  z-index: 13;
}
.list_img .button img {
  width: 24px;
  height: 24px;
  display: block;
}
.list_img .button:hover span {
  transform: translateY(-100%);
}
.context {
  width: 100%;
  position: relative;
  background-image: url(../images/about/4.png);
  background-repeat: no-repeat;
  background-size: cover;
  padding: 50px;
}
.context img {
  width: 100%;
  display: block;
}
.context .img {
  width: 600px;
  position: absolute;
  top: -180px;
  left: 20%;
  z-index: -1;
}
.context .span {
  width: 80%;
  margin: 0 auto;
  font-size: 16px;
  color: #fff;
  line-height: 40px;
}
.model2 {
  width: 100%;
  max-width: 1260px;
  margin: 0 auto 50px;
  padding: 60px 0;
}
.model2 .title {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 40px;
}
.model2 .title span {
  font-size: 42px;
}
.model2 .title .button {
  height: 50px;
  line-height: 50px;
  padding: 0 15px;
  background: linear-gradient(90deg, #155dfc 0%, #4f39f6 100%);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.model2 .title .button span {
  display: block;
  font-size: 18px;
  color: #fff;
  cursor: pointer;
  transition: 0.5s;
}
.model2 .title .button span::after {
  content: attr(data-word);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  color: #FFFFFF;
  transform: translateY(100%);
  z-index: 13;
}
.model2 .title .button img {
  width: 24px;
  height: 24px;
  display: block;
}
.model2 .title .button:hover span {
  transform: translateY(-100%);
}
.model2 .list {
  width: 100%;
  display: flex;
  justify-content: space-between;
}
.model2 .list .items {
  width: calc(36% - 25px);
}
.model2 .list .item {
  width: 100%;
  position: relative;
  margin-bottom: 50px;
}
.model2 .list .item:last-child {
  margin-bottom: 0;
}
.model2 .list .item .play {
  width: 80px;
  height: 80px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
  cursor: pointer;
}
.model2 .list .item video {
  width: 100%;
  display: block;
  border-radius: 12px;
}
.model2 .list .item2 {
  width: calc(64% - 25px);
  position: relative;
  padding-top: 100px;
}
.model2 .list .item2 video {
  width: 100%;
  display: block;
  border-radius: 12px;
}
.model2 .list .item2 .text {
  width: 60%;
  display: block;
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: -1;
  border-radius: 0;
}
.model2 .list .item2 .play {
  width: 80px;
  height: 80px;
  position: absolute;
  left: 50%;
  top: 60%;
  transform: translate(-50%, -50%);
  z-index: 2;
  cursor: pointer;
  border-radius: 0;
}
.model3 {
  width: 100%;
  padding: 40px 0;
  position: relative;
}
.model3 .text_img {
  width: 50%;
  margin: 0 auto;
  display: block;
  max-width: 900px;
  position: absolute;
  left: 50%;
  top: 0;
  transform: translateX(-50%) translateY(-60%);
  z-index: -1;
}
.model3::after {
  content: "";
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  top: 0;
  background: linear-gradient(0deg, rgba(238, 242, 255, 0.8) 0%, rgba(246, 249, 252, 0.8) 88%);
}
.model3 .title {
  width: 100%;
  max-width: 1260px;
  margin: 0 auto 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  z-index: 2;
}
.model3 .title span {
  font-size: 36px;
  color: #2B2B2B;
  position: relative;
}
.model3 .title .tabs {
  display: flex;
  justify-content: center;
  background: #EAEAEA;
  border-radius: 4px;
  padding: 2px;
}
.model3 .title .tabs .tab_item {
  padding: 10px;
  font-size: 18px;
  color: #777777;
  cursor: pointer;
}
.model3 .title .tabs .tab_item:hover {
  background: #fff;
  border-radius: 2px;
  color: #2B2B2B;
}
.model3 .title .tabs .cur {
  background: #fff;
  border-radius: 4px;
  color: #2B2B2B;
}
.model3 .title .button {
  height: 50px;
  line-height: 50px;
  padding: 0 15px;
  background: linear-gradient(90deg, #155dfc 0%, #4f39f6 100%);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.model3 .title .button span {
  display: block;
  font-size: 18px;
  color: #fff;
  cursor: pointer;
  transition: 0.5s;
}
.model3 .title .button span::after {
  content: attr(data-word);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  color: #FFFFFF;
  transform: translateY(100%);
  z-index: 13;
}
.model3 .title .button img {
  width: 24px;
  height: 24px;
  display: block;
}
.model3 .title .button:hover span {
  transform: translateY(-100%);
}
.model3 .list {
  width: 100%;
  max-width: 1260px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  position: relative;
  z-index: 2;
}
.model3 .list .item {
  width: calc((100% - 100px) / 3);
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  display: block;
}
.model3 .list .item::after {
  content: "";
  width: 100%;
  height: 8px;
  background: #12D8FF;
  position: absolute;
  top: 0;
  left: 0;
}
.model3 .list .item .img {
  width: 100%;
  overflow: hidden;
}
.model3 .list .item .img img {
  display: block;
  width: 100%;
  transition: 0.5s;
}
.model3 .list .item .text {
  width: 100%;
  position: absolute;
  bottom: 0;
  left: 0;
  background: rgba(216, 216, 216, 0.85);
  padding: 10px 30px;
  padding-bottom: 20px;
  box-sizing: border-box;
}
.model3 .list .item .name {
  font-size: 18px;
  color: #000;
  width: 100%;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  /* 限制行数为2 */
  overflow: hidden;
}
.model3 .list .item .desc {
  font-size: 14px;
  color: #000;
  width: 100%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 30px;
}
.model3 .list .item .time {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.model3 .list .item .time span {
  font-size: 16px;
  color: #000;
}
.model3 .list .item .time img {
  width: 14px;
  display: block;
}
.model3 .list .item:hover .img img {
  transform: scale(1.1);
}
@media only screen and (max-width: 1280px) {
  .model1 .wrap .left .right {
    position: initial;
    width: 100%;
  }
  .model1 .wrap::after {
    width: 100%;
  }
  .model1 .wrap .left .text {
    width: 100%;
  }
  .model1 .wrap .left .right > img {
    display: none;
  }
  .model1 .wrap .left .right .video-item {
    transform: translateX(0px) translateY(0px);
    position: relative;
    width: 100%;
    border-radius: 12px;
    overflow: hidden;
  }
  .model1 .wrap {
    padding: 20px;
    margin-bottom: 0;
  }
  .model1 .list_img {
    padding: 0 20px;
  }
  .model1 .list_img .item {
    width: calc((100% - 40px) / 3);
    transform: none !important;
  }
  .model1 .list_img .button {
    position: initial;
    height: auto;
    line-height: normal;
    margin: 30px 0;
    padding: 10px;
  }
  .model1 .list_img .button span::after {
    display: none;
  }
  .model2 {
    margin: 0;
    padding: 20px;
  }
  .model3 {
    margin: 0;
    padding: 20px;
  }
  .model3 .list .item .name {
    font-size: 14px;
    line-height: normal;
  }
  .model3 .list .item .desc {
    display: none;
    font-size: 12px;
    color: #666;
  }
  .model3 .list .item .time span {
    font-size: 12px;
  }
  .model3 .list .item .time img {
    width: 6px;
  }
}
@media only screen and (max-width: 820px) {
  .nban {
    aspect-ratio: 2;
  }
  .nban .nban-outer .nban-dot {
    display: none;
  }
  .nban .nban-outer .nban-nside {
    margin: 0;
  }
  .nban .nban-outer {
    padding: 0;
    transform: translateY(-50%);
  }
  .nban .nban-outer .nban-contact-btn {
    display: none;
  }
  .nban .nban-outer .nban-inner {
    width: 100%;
    box-sizing: border-box;
    padding: 0 20px;
  }
  .nban-nside-a .text {
    font-size: 14px;
  }
  .nban-nside-a .text1 {
    font-size: 24px;
  }
  .title {
    font-size: 24px;
    margin-bottom: 10px;
  }
  .model1 .wrap .left .text {
    padding: 0;
  }
  .model1 .wrap .left .text {
    line-height: 24px;
    font-size: 14px;
  }
  .model1 .list_img .item {
    width: 100%;
  }
  .model1 .list_img .item p {
    text-align: center;
  }
  .model1 .context {
    aspect-ratio: 1.8;
  }
  .model1 .context img {
    height: 100%;
  }
  .model1 .context .span {
    font-size: 12px;
    line-height: normal;
    width: 94%;
    max-width: 100%;
  }
  .model1 .list_img .button span {
    font-size: 12px;
  }
  .model2 .title span {
    font-size: 24px;
  }
  .model2 .title .button span {
    font-size: 12px;
  }
  .model2 .list .items {
    width: 100%;
  }
  .model2 .list .item {
    margin-bottom: 20px;
  }
  .model3 .list {
    flex-wrap: wrap;
  }
  .model3 .list .item {
    width: 100%;
    margin-bottom: 20px;
  }
  .model3 .title {
    flex-wrap: wrap;
    margin-bottom: 0;
    padding: 10px;
    padding-bottom: 50px;
  }
  .model3 .title .tabs {
    width: 100%;
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
  }
  .model3 .title .tabs .tab_item {
    font-size: 12px;
  }
  .model3 .title span {
    font-size: 24px;
  }
  .model3 .title .button {
    position: absolute;
    right: 0;
    top: 0;
  }
  .model3 .title .button span {
    font-size: 12px;
  }
}