/* banner图 */
.banner {
  width: 100%;
  position: relative;
}
.banner .banner__img {
  width: 100%;
}

.banner .btn__wrap {
  position: absolute;
}

.banner .btn__wrap__zh {
  top: 65%;
  left: 53%;
}

.banner .btn__wrap__en {
  top: 71%;
  left: 50%;
}

.banner .download_btn {
  padding: .2rem .4rem;
  border-radius: .2rem;
  font-size: .3rem;
  font-family: 寒蝉锦书宋, 寒蝉锦书宋-Bold;
  font-weight: 700;
  color: #FFF;
  transition: all .5s ease-in-out;
  cursor: pointer;
}

.banner .download_btn:not(:last-child) {
  margin-bottom: .2rem;
}

.banner .download_edu_btn {
  background-color: #F9932C;
}

.banner .download_edu_btn:hover {
  background-color: #FF8534;
}

.banner .download_edu_btn:active {
  background-color: #E55B00;
}

/* section */
.section .title {
  font-size: .44rem;
  font-family: YPchuangxiang-GB, YPchuangxiang-GB-Regular;
  font-weight: 400;
  line-height: 1.5;
}
.section .content {
  width: 100%;
  box-sizing: border-box;
}

/* section_1 */
.section_1 {
  padding: .92rem;
  background-color: #FFF;
}
.section_1 .title {
  display: block;
  width: 13.54rem;
  margin: 0 auto;
}
.section_1 .content {
  padding-top: 1.12rem;
}
.section_1 .content .video_wrap {
  width: 100%;
  text-align: center;
}
.section_1 .content .video_wrap video {
  width: 7.84rem;
  height: auto;
  border-radius: .48rem;
}

/* section_2 */
.section_2 {
  width: 100%;
  background-color: #FFEECB;
}
.section_2 .section_2_wrap {
  box-sizing: border-box;
  width: 100%;
  padding: .8rem .8rem 0 .8rem;
  background-color: #FFF9F0;
}
.section_2_extra {
  width: 100%;
  height: 2rem;
  background-color: #FFF9F0;
  border-radius: 0 0 50% 50%;
}
.section_2 .section_2_wrap .title {
  display: block;
  width: 11.6rem;
  /* height: 1.2rem; */
  margin: 0 auto;
}
.section_2 .section_2_wrap .content {
  display: flex;
  justify-content: center;
  align-items: center;
}
.section_2 .section_2_wrap .content .nibiru_creator_img {
  width: 5.96rem;
}
.section_2 .section_2_wrap .content .right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  margin: .4rem 0 0 1.08rem;
}
.section_2 .section_2_wrap .content .right .text {
  width: 5.1rem;
  font-size: .24rem;
  color: #000;
  line-height: 1.5;
  margin-bottom: .46rem;
}
.section_2 .section_2_wrap .download_btn {
  width: 2.9rem;
  font-size: .3rem;
  color: #FFF;
  border-radius: .16rem;
  padding: .2rem;
  text-align: center;
  cursor: pointer;
  transition: all .5s ease-in-out;
}
.section_2 .section_2_wrap .download_edu_btn {
  background-color: #F9932C;
}
.section_2 .section_2_wrap .download_edu_btn:hover {
  background-color: #FF8534;
}
.section_2 .section_2_wrap .download_edu_btn:active {
  background-color: #E55B00;
}
/* section_3 */
.section_3 {
  width: 100%;
  background-color: #F9932C;
}
.section_3 .section_3_wrap {
  box-sizing: border-box;
  width: 100%;
  padding: 1.2rem .8rem 0 .8rem;
  background-color: #FFEECB;
}
.section_3_extra {
  width: 100%;
  height: 2rem;
  background-color: #FFEECB;
  border-radius: 0 0 50% 50%;
}
.section_3 .section_3_wrap .content {
  width: 72%;
  padding: .9rem;
  background-color: #FFF;
  border-radius: .9rem;
  margin: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.section_3 .section_3_wrap .content .content_left {
  width: 44%;
  position: relative;
  font-size: .24rem;
}
.section_3 .section_3_wrap .content .content_left .title {
  display: block;
  height: .88rem;
  position: absolute;
  top: -0.1rem;
  left: -0.4rem;
}
.section_3 .section_3_wrap .content .content_left .text_swiper {
  font-family: Segoe UI, Segoe UI-Regular;
  color: #4e4e4e;
  letter-spacing: .01rem;
  line-height: 1.5;
  margin-top: 1.24rem;
}
.section_3 .section_3_wrap .content .content_left .swiper-slide-title {
  height: .32rem;
}
.section_3 .section_3_wrap .content .content_right {
  width: 52%;
  height: fit-content;
  border-radius: .08rem;
  overflow: hidden;
  line-height: 0;
}
.section_3 .section_3_wrap .content .content_right img {
  width: 100%;
  height: auto;
}

/* section_4 */
.section_4 {
  background-color: #F9932C;
  padding: 1.2rem 0;
  line-height: 0;
}
.section_4 .title_en {
  display: block;
  height: .84rem;
  margin: 0 auto;
}
.section_4 .content {
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.section_4 .content .left {
  text-align: center;
}
.section_4 .content .left .title_zh {
  display: block;
  height: .84rem;
  margin: 0 auto;
}
.section_4 .content .left .ai {
  width: 4.92rem;
  height: 3.3rem;
  margin-top: .42rem;
}
.section_4 .content .right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  margin-left: 1.4rem;
}
.section_4 .content .right .text {
  width: 4.8rem;
  font-size: .24rem;
  color: #FFF;
  line-height: 1.5;
  letter-spacing: .01rem;
  margin-bottom: .8rem;
  word-wrap: break-word;
}
.section_4 .content .right .btn {
  width: 2.3rem;
  height: 0.62rem;
  font-size: .3rem;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #F9932C;
  background-color: #F0FBFF;
  border-radius: .16rem;
  cursor: pointer;
  transition: all .5s ease;
}
.section_4 .content .right .btn:hover {
  color: #FFF;
  background-color: #FFC527;
}
/* section_5 */
.section_5 {
  background: linear-gradient(91deg,#feebd6 1%, #fefdf9 99%);
  padding: 1.2rem 0;
}
.section_5 .content {
  display: flex;
  justify-content: center;
}
.section_5 .content .left {
  margin-right: 2.4rem;
  position: relative;
  height: 3rem;
  position: sticky;
  top: 1.5rem;
}
.section_5 .content .left .title {
  display: block;
  height: .6rem;
}
.section_5 .content .left::after {
  content: '';
  display: block;
  position: absolute;
  left: -0.8rem;
  top: -0.6rem;
  width: .5rem;
  height: .52rem;
  background-image: url('../img/index/tag2.png');
  background-size: 100% 100%;
  background-repeat: no-repeat;
}
.section_5 .content .left .text {
  width: 4.6rem;
  font-size: .24rem;
  color: #000;
  margin-top: .76rem;
  line-height: 1.5;
}
.section_5 .content .right {
  width: 4.96rem;
  text-align: center;
  padding-right: 16px;
}
.section_5 .content .right ul li:not(:last-child) {
  margin-bottom: 1.25rem;
}
.section_5 .content .right img {
  width: 3.78rem;
  height: 2.6rem;
}
.section_5 .content .right .img_text {
  font-size: .24rem;
  color: #000000;
  margin-top: .42rem;
  text-align: left;
  line-height: 1.5;
}

/* section_6 */
.section_6 {
  position: relative;
  width: 100%;
  box-sizing: border-box;
  background-image: url('../img/index/section6_bg.png');
  background-size: contain;
  background-repeat: no-repeat;
  background-color: #FFF9F0;
}
.section_6 .title {
  height: .6rem;
  position: absolute;
  top: .78rem;
  left: 19%;
}
.section_6 .content {
  box-sizing: border-box;
  width: 56%;
  padding-top: 2rem;
  margin: 0 auto;
}
.section_6 .content .swiper-slide {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.section_6 .content .swiper-slide .swiper-slide-text {
  width: 60%;
  text-align: left;
}
.section_6 .content .swiper-slide .swiper-slide-text .swiper-slide-title {
  font-size: .3rem;
  font-family: Segoe UI, Segoe UI-Semibold;
  font-weight: 600;
  color: #F9932C;
  margin-bottom: .55rem;
}
.section_6 .content .swiper-slide-text .text {
  font-size: .24rem;
  font-family: Segoe UI, Segoe UI-Regular;
  color: #000;
  line-height: 1.5;
  letter-spacing: .01rem;
}
.section_6 .content .swiper-slide img {
  width: 3.28rem;
  height: 3.36rem;
}
.section_6 .section_6_extra {
  width: 100%;
  height: 1.5rem;
  background-image: url('../img/index/section6_bg2.png');
  background-repeat: no-repeat;
  background-size: 100% 100%;
  background-color: #FFF;
}

/* section_7 */
.section_7 {
  background-color: #FFF;
  padding: .64rem;
}
.section_7 .title {
  display: block;
  height: .9rem;
  margin: 0 auto .6rem auto;
}

.section_7 .title_zh {
  transform: translateX(17%);
}

.section_7 .title_en {
  transform: translateX(8%);
}

/* section_8 */
.section_8 {
  width: 100%;
  box-sizing: border-box;
  background-image: url('../img/index/section8_bg.png');
  background-size: 100% auto;
  background-repeat: no-repeat;
  background-color: #FFF;
}
.section_8 .content {
  width: fit-content;
}
.section_8_zh .content {
  padding: 10% 0;
  margin: 0 auto;
}
.section_8_en .content {
  padding: 10% 0 10% 24%;
}
.section_8 .content .title {
  display: block;
  height: .52rem;
  margin-bottom: .48rem;
}
.section_8 .content .school {
  font-size: .2rem;
  font-family: Source Han Sans CN, Source Han Sans CN-Regular;
  color: #000;
  line-height: .35rem;
}
.section_8 .content .school ul li {
  white-space: nowrap;
}
.section_8_zh .content .school {
  display: flex;
}
.section_8_zh .content .school ul:not(:last-child) {
  margin-right: 1.8rem;
}
.section_8_en .content .school ul:not(:last-child) {
  margin-bottom: .48rem;
}

/* section_9 */
.section_9 {
  position: relative;
  width: 100%;
  box-sizing: border-box;
  padding-bottom: 26.6%;
  background-image: url('../img/index/section9_bg.jpg');
  background-size: 100% 100%;
  background-repeat: no-repeat;
}
.section_9 .content {
  width: 9.72rem;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  padding: .64rem 0 0 0;
  color: #FFF;
}
.section_9 .content .title {
  font-size: .4rem;
  font-family: Segoe UI, Segoe UI-Bold;
  font-weight: 700;
  margin-bottom: .36rem;
}
.section_9 .content .text {
  font-size: .26rem;
  font-family: Source Han Sans CN, Source Han Sans CN-Regular;
  font-weight: 500;
  line-height: 1.5;
}
.section_9 .content .btn {
  display: block;
  width: 2.3rem;
  height: .62rem;
  background-color: #F9932C;
  border-radius: .15rem;
  font-size: .3rem;
  font-family: Segoe UI, Segoe UI-Semibold;
  font-weight: 600;
  text-align: center;
  line-height: .62rem;
  color: #FFF;
  float: right;
  letter-spacing: 20px;
  text-indent: 20px;
  transition: all .5s ease-in-out;
}
.section_9 .content .btn:hover {
  background-color: #FF8534;
}
/* section_10 */
.section_10 {
  padding: 1.64rem 0;
  display: flex;
  justify-content: center;
}
.section_10 .btn {
  box-sizing: border-box;
  min-width: 3.2rem;
  height: 0.95rem;
  padding: 0 0.24rem;
  color: #FFF;
  border-radius: .16rem;
  font-size: .3rem;
  font-family: Segoe UI, Segoe UI-Regular;
  font-weight: 400;
  margin: 0 .4rem;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  cursor: pointer;
  letter-spacing: 0.01rem;
  transition: all .5s ease-in-out;
}
.section_10 .download_pro_btn {
  background-color: #335EFF;
}
.section_10 .download_pro_btn:hover {
  background-color: #5E80FF;
}
.section_10 .download_pro_btn:active {
  background-color: #1C4BFF;
}

.section_10 .download_edu_btn {
  background-color: #F9932C;
}
.section_10 .download_edu_btn:hover {
  background-color: #FF8534;
}
.section_10 .download_edu_btn:active {
  background-color: #E55B00;
}

.section_10 .ai_btn {
  background-color: #216398;
}
.section_10 .ai_btn:hover {
  background-color: #00A8FF;
}

/* 手机端视频适配 */
@media screen and (max-width: 767px) {
  .section_1 .content .video_wrap video {
    width: 90%;
    height: auto;
  }

  .section_3 .section_3_wrap .content {
    width: 90%;
    flex-direction: column;
  }
  .section_3 .section_3_wrap .content .content_left {
    width: 100%;
    margin-bottom: 20px;
  }
  .section_3 .section_3_wrap .content .content_right {
    width: 100%;
  }

  .section_9 .content .btn_zh {
    margin-top: .2rem;
  }
}