.page1 {
  width: 100%;
  height: 100vh;
  position: relative;
}
.page1 .banner {
  width: 100%;
  overflow: hidden;
  height: 100%;
  position: relative;
}
.page1 .banner .swiper-pagination {
  bottom: 40px;
  top: auto;
  left: 0;
  right: 0;
  text-align: center;
  font-size: 0;
}
.page1 .banner .swiper-pagination .swiper-pagination-bullet {
  width: 48px;
  height: 2px;
  border-radius: 0;
  background: #e6e6e6;
  opacity: 1;
  margin: 0 5px 0 0;
  position: relative;
}
.page1 .banner .swiper-pagination .swiper-pagination-bullet i {
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0;
  background: var(--main-color);
}
.page1 .banner .swiper-slide {
  /* &.swiper-slide-active{
                .bg{
                    transition-delay: .1s;
                    opacity: 1;
                    transform: translateX(0);
                    transition-duration: 2s;
                }
                .txt{
                    p{
                        transition-delay: .8s;
                    }
                    span{
                        transition-delay: 1.2s;
                    }
                    a{
                        transition-delay: 1.6s;
                    }
                    p,span,a{
                        opacity: 1;
                        transform: translateY(0);
                        transition-duration: 2s;
                    }
                }
            } */
}
.page1 .banner .swiper-slide .banner-video {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
}
.page1 .banner .swiper-slide .banner-video::after {
  content: '';
  display: block;
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  bottom: 0;
  background: linear-gradient(180deg, rgba(15, 28, 115, 0.27) 0%, rgba(7, 13, 48, 0.34) 100%);
}
.page1 .banner .swiper-slide .banner-video video {
  width: 100%;
  height: 100%;
}
.page1 .banner .swiper-slide .img {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
}
.page1 .banner .swiper-slide .img img {
  height: 100%;
  object-fit: cover;
}
.page1 .banner .swiper-slide .txt {
  width: 100%;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  left: 0;
}
.page1 .banner .swiper-slide .txt .txt-t {
  text-align: center;
  display: block;
  color: #fff;
  letter-spacing: 30px;
  margin-bottom: 35px;
  opacity: 0;
  animation: slideUp 0.8s ease-out 0.8s 1 forwards;
}
.page1 .banner .swiper-slide .txt .txt-b {
  text-align: center;
  display: block;
  color: #fff;
  letter-spacing: 6px;
  margin-top: 25px;
  opacity: 0;
  animation: slideDown 0.8s ease-out 0.8s 1 forwards;
}
.page1 .banner .swiper-slide .txt .txt-c {
  text-align: center;
  display: block;
  color: #fff;
  opacity: 1;
  letter-spacing: 10px;
  color: #e5ba90;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.24);
}
@keyframes slideUp {
  0% {
    transform: translateY(60px);
    opacity: 0;
  }
  100% {
    transform: translateY(0);
    opacity: 1;
  }
}
@keyframes slideDown {
  0% {
    transform: translateY(-60px);
    opacity: 0;
  }
  100% {
    transform: translateY(0);
    opacity: 1;
  }
}
@keyframes slideIn {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}
.page2 {
  width: 100%;
  position: relative;
  padding: 80px 0 45px;
}
.page2 .tit {
  width: 100%;
  color: #fff;
  text-align: center;
  letter-spacing: 1px;
}
.page2 .campus {
  width: 90%;
  margin: 40px auto 0;
  overflow: hidden;
  padding-bottom: 42px;
}
.page2 .campus .swiper-pagination {
  bottom: unset;
  top:calc(100% - 72px);
  z-index:99999;
  width: 100%;
}
.page2 .campus .swiper-pagination .swiper-pagination-bullet {
  width: 48px;
  height: 2px;
  border-radius: 0;
  background: #e6e6e6;
  opacity: 1;
  margin: 0 5px 0 0;
  position: relative;
}
.page2 .campus .swiper-pagination .swiper-pagination-bullet i {
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0;
  background: var(--main-color);
}
.page2 .campus .swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet-active {
  background: var(--main-color);
}
.page2 .campus .swiper-button-prev,
.page2 .campus .swiper-button-next {
  width: 40px;
  height: 40px;
  border: 2px solid rgba(247, 249, 252, 0.8);
  border-radius: 100%;
  transition: all 0.3s;
  top: calc(50% - 20px);
}
.page2 .campus .swiper-button-prev::after,
.page2 .campus .swiper-button-next::after {
  font-size: 15px;
  color: #fff;
  font-weight: bold;
}
.page2 .campus .swiper-button-prev:hover,
.page2 .campus .swiper-button-next:hover {
  border: 1px solid var(--main-color);
}
.page2 .campus .swiper-button-prev:hover::after,
.page2 .campus .swiper-button-next:hover::after {
  color: var(--main-color);
}
.page2 .campus .swiper-button-prev {
  left: 40px;
}
.page2 .campus .swiper-button-next {
  right: 40px;
}
.page2 .campus .swiper-slide .img {
  position: relative;
  width: 100%;
  padding-top: 54%;
  overflow: hidden;
}
.page2 .campus .swiper-slide .img video {
  position: absolute;
  top: 0;
  bottom: 0;
  right: 0;
  left: 0;
  width: 100%;
  z-index: 1;
}
.page2 .campus .swiper-slide .img img {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  height: 100%;
  object-fit: cover;
}
.page2 .campus .swiper-slide .play_btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 10;
}
.page2 .campus .swiper-slide .txt p {
  display: block;
  text-align: center;
  width: 100%;
  color: #fff;
  margin-top: 20px;
}
.page2 .campus .swiper-slide .txt span {
  display: block;
  text-align: center;
  width: 100%;
  color: #fff;
}
.page2 .campus .swiper-slide .txt span i {
  color: #fc782c;
}
.page2 .campus .swiper-slide .txt a {
  width: 100px;
  display: block;
  margin: 10px auto 0;
}
.page2 .campus .swiper-slide .txt a p {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px 0;
  border: 1px solid #e6e6e6;
  border-radius: 100px;
  color: #d6d6d6;
  font-size: 12px;
  width: 100%;
  transition: all 0.3s;
}
.page2 .campus .swiper-slide .txt a p svg {
  margin-left: 5px;
  width: 12px;
  height: 12px;
}
.page2 .campus .swiper-slide .txt a p svg path {
  transition: all 0.3s;
}
.page2 .campus .swiper-slide .txt a:hover p {
  border: 1px solid #fc782c;
  color: #fc782c;
}
.page2 .campus .swiper-slide .txt a:hover p svg path {
  fill: #fc782c;
}
.page2 .more {
  display: flex;
  justify-content: center;
  margin-bottom: 30px;
}
.page2 .more a,.demeanour2 .swiper-wrapper .swiper-slide .pic .txt a.bgwhitemore {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 120px;
  height: 32px;
  line-height: 1;
  padding: 12px 12px;
  background: #fff;
  color: #560591;
  border:1px solid #560591;
  border-radius: 100px;
  transition: all 0.3s;
}
.page2 .more a svg {
  width: 12px;
  height: 12px;
  margin: 0;
}
.page2 .more a svg path {
  transition: all 0.3s;
}
.page2 .more a:hover {
  background: var(--main-color);
  color: #fff;
}
.page2 .more a:hover svg path {
  fill: #fff;
}
.page3 {
  position: relative;
}
.page3 .tit {
  color: #fff;
  text-align: center;
  position: absolute;
  top: 10%;
  left: 0;
  width: 100%;
  z-index: 10;
}
.page3 .sw-box {
  width: 100%;
  position: relative;
  background: #F8F8F8;
}
.page3 .sw-box .demeanour2 .pic {
  position: relative;
}
.page3 .sw-box .demeanour2 .pic .play_btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.page3 .sw-box .demeanour2 .txt {
  position: absolute;
  top: 22%;
  left: 5%;
  width: 27%;
}
.page3 .sw-box .demeanour2 .txt p,
.page3 .sw-box .demeanour2 .txt span {
  display: block;
  color: #fff;
}
.page3 .sw-box .demeanour2 .txt span {
  margin-top: 15px;
}
.page3 .sw-box .demeanour2 .txt a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 35px;
  width: 120px;
  height: 36px;
  letter-spacing:0;
  line-height: 1;
  padding: 15px 14px;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border: 0.56px solid rgba(255, 255, 255, 0.42);
  border-radius: 100px;
  transition: all 0.3s;
}
.page3 .sw-box .demeanour2 .txt a svg {
  width: 15px;
  height: 15px;
  margin: 0;
}
.page3 .sw-box .demeanour2 .txt a:hover {
  background: var(--main-color);
  border: 0.56px solid var(--main-color);
}
.page3 .sw-box .demeanour2 .swiper-pagination {
  font-size: 0;
  height: 2px;
}
.page3 .sw-box .demeanour2 .swiper-pagination .swiper-pagination-bullet {
  width: 24px;
  height: 2px;
  border-radius: 0;
  background: #e6e6e6;
  opacity: 1;
}
.page3 .sw-box .demeanour2 .swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet-active {
  background: var(--main-color);
}
.page3 .sw-box .switch-l {
  position: absolute;
  top: 50%;
  right: 7%;
  transform: translateY(-50%);
  z-index: 5;
}
.page3 .sw-box .switch-l .demeanour1 {
  width: 180px;
  height: 350px;
}
.page3 .sw-box .switch-l .demeanour1 .swiper-button-prev {
  left: 50%;
  transform: translateX(-50%);
  top: 0px;
  margin-top: 0;
  width: 100px;
  height: 30px;
}
.page3 .sw-box .switch-l .demeanour1 .swiper-button-prev::after {
  display: none;
}
.page3 .sw-box .switch-l .demeanour1 .swiper-button-prev::before {
  content: "";
  display: block;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-bottom: 6px solid white;
  width: 0;
  height: 0;
}
.page3 .sw-box .switch-l .demeanour1 .swiper-button-next {
  left: 50%;
  transform: translateX(-50%);
  top: auto;
  right: auto;
  bottom: 0px;
  margin-top: 0;
  width: 100px;
  height: 30px;
}
.page3 .sw-box .switch-l .demeanour1 .swiper-button-next::after {
  display: none;
}
.page3 .sw-box .switch-l .demeanour1 .swiper-button-next::before {
  content: "";
  display: block;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-top: 6px solid white;
  width: 0;
  height: 0;
}
.page3 .sw-box .switch-l .demeanour1 .swiper-slide {
  border-radius: 10px;
  border: 1px solid #E6E6E6;
  cursor: pointer;
}
.page3 .sw-box .switch-l .demeanour1 .swiper-slide .pic {
  width: 90%;
  height: 88%;
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.page3 .sw-box .switch-l .demeanour1 .swiper-slide .pic::after {
  content: '';
  display: block;
  background: linear-gradient(180deg, rgba(15, 28, 115, 0.23) 0%, rgba(7, 13, 48, 0.3) 100%);
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 2;
}
.page3 .sw-box .switch-l .demeanour1 .swiper-slide .pic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page3 .sw-box .switch-l .demeanour1 .swiper-slide p {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  left: 0;
  width: 100%;
  text-align: center;
  color: #fff;
  z-index: 3;
}
.page3 .sw-box .switch-l .demeanour1 .swiper-slide.swiper-slide-thumb-active {
  border: 1px solid var(--main-color);
}
.page3 .sw-box .sw-btn {
  width: 180px;
  padding: 0 37px;
  margin: 35% auto 0;
  display: flex;
  justify-content: space-between;
  position: absolute;
  bottom: 180px;
  right: calc(50% - 90px);

  z-index: 10;
}
.page3 .sw-box .sw-btn .prev::after {
  content: "prev";
}
.page3 .sw-box .sw-btn .next::after {
  content: "next";
}
.page3 .sw-box .sw-btn .prev,
.page3 .sw-box .sw-btn .next {
  width: 40px;
  height: 40px;
  border: 1px solid rgba(247, 249, 252, 0.36);
  border-radius: 100%;
  transition: all 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.page3 .sw-box .sw-btn .prev::after,
.page3 .sw-box .sw-btn .next::after {
  font-size: 14px;
  color: #fff;
  font-weight: bold;
  font-family: swiper-icons;
  text-transform: none !important;
  letter-spacing: 0;
  font-variant: initial;
  display: block;
  line-height: 0;
  transition: all 0.3s;
}
.page3 .sw-box .sw-btn .prev:hover,
.page3 .sw-box .sw-btn .next:hover {
  border: 1px solid var(--main-color);
}
.page3 .sw-box .sw-btn .prev:hover::after,
.page3 .sw-box .sw-btn .next:hover::after {
  color: var(--main-color);
}
.page3 .sw-box .qr-box {
  margin-top: 20px;
  position: relative;
  z-index: 10;
}
.page3 .sw-box .qr-box .qr {
  width: 200px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  border: 1px solid #e6e6e6;
  color: #d6d6d6;
  font-size: 12px;
  border-radius: 100px;
  padding: 5px 0;
  transition: all 0.3s;
  position: relative;
}
.page3 .sw-box .qr-box .qr svg {
  width: 14px;
  height: 14px;
  margin-right: 3px;
}
.page3 .sw-box .qr-box .qr svg path {
  transition: all 0.3s;
}
.page3 .sw-box .qr-box .qr .img {
  position: absolute;
  bottom: 150%;
  left: 50%;
  transform: translate(-50%, 20px);
  width: 128px;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s;
}
.page3 .sw-box .qr-box .qr .img::before {
  content: "";
  display: block;
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-top: 10px solid white;
  width: 0;
  height: 0;
}
.page3 .sw-box .qr-box .qr:hover {
  border: 1px solid #fc782c;
  color: #fc782c;
}
.page3 .sw-box .qr-box .qr:hover .img {
  opacity: 1;
  transform: translate(-50%, 0px);
  pointer-events: auto;
}
.page3 .sw-box .qr-box .qr:hover svg path {
  fill: #fc782c;
}
@media screen and (max-width: 998px) {

  
  .page1 .banner .swiper-pagination {
    width: 100%;
    left: 0;
    bottom: 70px;
    text-align: center;
  }
  .page1 .banner .swiper-pagination .swiper-pagination-bullet {
    width: 24px;
    margin: 0 5px;
  }
  .page1 .prompt {
    bottom: -20px;
  }
  .page1 .prompt .line {
    height: 40px;
  }
  .page1 .banner .swiper-slide .txt p {
    font-size: 7vw;
    letter-spacing: 0px;
  }
  .page1 .banner .swiper-slide .txt span {
    margin-top: 10px;
    font-size: 3.5vwiper button-prew;
  }
  .page3 .sw-box .demeanour2 .txt {
    width: 40%;
  }
}
@media screen and (max-width: 768px) {
  
  .page1 .banner .swiper-slide .txt .txt-c {
    letter-spacing: 1px;
  }

  .page2 .more a {
    padding: 0 13px;
    height: 32px;
    font-size: 12px;
    width: 120px;
  }
  .page1 .banner .swiper-slide .txt .txt-c {
    font-size: 7vw;
  }
  .page1 .banner .swiper-slide .txt .txt-t {
    letter-spacing: 3vw;
    margin-bottom: 25px;
  }
  .page1 .banner .swiper-slide .txt .txt-b {
    letter-spacing: 1px;
    margin-top: 20px;
  }
  .page1 .banner .swiper-pagination {
    bottom: 40px;
  }
  .page2 {
    padding: 30px 0;
  }
  .page2 .tit {
    font-size: 26px;
  }
  .page3 .tit {
    font-size: 26px;
  }
  .page2 .subtit {
    font-size: 12px;
    color: #f7f9fc;
    text-align: center;
    display: block;
  }
  .page2 .campus {
    margin: 25px auto 0;
  }
  .page2 .campus .swiper-button-prev,
  .page2 .campus .swiper-button-next {
    width: 22px;
    height: 22px;
    border: 1px solid rgba(247, 249, 252, 0.36);
    top: 50%;
  }
  .page2 .campus .swiper-button-prev::after,
  .page2 .campus .swiper-button-next::after {
    font-size: 6px;
  }
  .page2 .campus .swiper-button-prev:hover,
  .page2 .campus .swiper-button-next:hover {
    border: 1px solid var(--main-color);
  }
  .page2 .campus .swiper-button-prev {
    left: 10px;
  }
  .page2 .campus .swiper-button-next {
    right: 10px;
  }
  .page2 .campus {
    padding-bottom: 40px;
  }
  .page2 .campus .swiper-pagination {
    bottom: 0px;
  }
  .page2 .campus .swiper-pagination .swiper-pagination-bullet {
    width: 24px;
  }
  .page2 .campus .swiper-slide .txt p {
    font-size: 18px;
    letter-spacing: 1px;
    margin-top: 21px;
  }
  .page2 .campus .swiper-slide .txt span {
    font-size: 10px;
    letter-spacing: 0px;
    color: #f7f9fc;
  }
  .page2 .campus .swiper-slide .txt span br {
    display: none;
  }
  .page2 .campus .swiper-slide .txt a {
    width: 78px;
  }
  .page2 .campus .swiper-slide .txt a p {
    font-size: 10px;
  }
  .page2 .campus .swiper-slide .txt a p svg {
    width: 10px;
    height: 10px;
    margin-left: 2px;
  }
  .page3 {
    background: #FBFBFB;
    padding: 50px 0 70px;
  }
  .page3 .tit {
    position: static;
  }
  .page3 .subtit {
    color: #f7f9fc;
    text-align: center;
    margin-top: 5px;
    font-size: 12px;
  }
  .page3 .sw-box .switch-l {
    position: static;
    transform: translateY(0);
  }
  .page3 .sw-box {
    background: #fbfbfb;
  }
  .page3 .sw-box .sw-btn {
    width: 180px;
    padding: 0 37px;
    margin: 35% auto 0;
    display: flex;
    justify-content: space-between;
    position: absolute;
    bottom: 150px;
    right: calc(50% - 90px);
    z-index: 10;
  }
  .page3 .sw-box .sw-btn .prev,
  .page3 .sw-box .sw-btn .next {
    width: 22px;
    height: 22px;
    border: 1px solid rgba(247, 249, 252, 0.36);
    top: 50%;
  }
  .page3 .sw-box .sw-btn .prev::after,
  .page3 .sw-box .sw-btn .next::after {
    font-size: 6px;
  }
  .page3 .sw-box .sw-btn .prev:hover,
  .page3 .sw-box .sw-btn .next:hover {
    border: 1px solid var(--main-color);
  }
  .page3 .sw-box .switch-l .demeanour1 .swiper-slide .pic {
    display: none;
  }
  .page3 .sw-box .switch-l .demeanour1 {
    width: 90%;
    margin: 20px auto 30px;
    height: auto;
  }
  .page3 .sw-box .switch-l .demeanour1 .swiper-wrapper {
    justify-content: center;
  }
  .page3 .sw-box .switch-l .demeanour1 .swiper-slide p {
    position: static;
    transform: translateY(0);
    color:#666666;
  }
  .page3 .sw-box .switch-l .demeanour1 .swiper-slide {
    width: 100px;
    height: auto;
    padding: 0px;
    height: 32px;
    display: flex;
    align-items: center;
    margin-right: 10px;
    border-radius: 100px;
  }
  .page3 .sw-box .switch-l .demeanour1 .swiper-slide.on {
    background: #560591;
    color: #fff;
    border: 1px #560591;
  }
  .page3 .sw-box .switch-l .demeanour1 .swiper-slide.on p{
    color: #fff !important;
  }

   .page3  .swiper-pagination-bullet, .page3  .swiper-pagination-bullet-active,.page3 .swiper-pagination-bullet{
    width:68px !important;
  }


  .page3 .sw-box .demeanour2 {
    width: 90%;
    margin: 0 auto;
  }
  .page3 .sw-box .demeanour2 .txt {
    position: static;
    width: 100%;
    margin: 30px auto 0;
  }
  .page3 .sw-box .demeanour2 .txt p {
    font-size: 20px;
  }
  .page3 .sw-box .demeanour2 .txt span {
    font-size: 12px;
    margin-top: 10px;
  }
  .page3 .sw-box .demeanour2 .txt a {
    font-size: 12px;
    width: 120px;
    padding: 0px 13px;
    margin-top: 18px;
    height: 36px;
    border: 1px solid rgba(255, 255, 255, 0.42);
  }
  .page3 .sw-box .demeanour2 .txt a svg {
    width: 12px;
    height: 12px;
  }
  .page3 .fnt_28_18{
    color:#333 !important;
  }
  .page3 .fnt_14_12{
    color:#666 !important;
  }
}
/*# sourceMappingURL=./index.css.map */

/* =====================================================
   首页课程区：双层切换修正版 v3
   目标：保留旧版 page3 的尺寸、位置、右侧课程缩略图和手机端背景效果，
   只新增“日校课程 / 夜校课程”第一层切换。
   ===================================================== */
.course-nested-section .course-group {
  display: none;
  position: relative;
  width: 100%;
}
.course-nested-section .course-group.on {
  display: block;
}
.course-nested-section .course-type-tabs {
  position: absolute;
  left: 50%;
  bottom: 8.5%;
  transform: translateX(-50%);
  z-index: 20;
  width: 220px;
  height: 46px;
  padding: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.96);
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 2px 14px rgba(0, 0, 0, 0.08);
}
.course-nested-section .course-type-tabs .course-type-tab {
  width: 50%;
  height: 38px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #333;
  font-size: 1.4rem;
  font-weight: 400;
  transition: all 0.25s;
}
.course-nested-section .course-type-tabs .course-type-tab.on {
  color: #fff;
  background: #560591;
}

@media screen and (min-width: 769px) {
  /* PC 端不改旧版大区块显示逻辑 */
  .course-nested-section .sw-box {
    overflow: visible;
  }

  .course-nested-section .course-group-day .day-course-switch {
    /* 直接沿用旧版 .page3 .sw-box .switch-l 的 top/right/height 体系 */
    z-index: 8;
  }

  .course-nested-section .course-group-day:not(.on) .day-course-switch,
  .course-nested-section .course-group-night:not(.on) .night-course-switch {
    display: none !important;
  }

  .course-nested-section .course-group-day .day-course-main,
  .course-nested-section .course-group-night .night-course-main {
    width: 100%;
    position: relative;
    overflow: hidden;
  }

  .course-nested-section .course-group-night .night-course-main .pic {
    position: relative;
  }
  .course-nested-section .course-group-night .night-course-main .pic > img.pc {
    width: 100%;
    display: block;
  }

  /* 夜校文字按旧版 .demeanour2 .txt 的位置显示 */
  .course-nested-section .course-group-night .txt {
    position: absolute;
    top: 22%;
    left: 5%;
    width: 31%;
    z-index: 2;
  }
  .course-nested-section .course-group-night .txt p,
  .course-nested-section .course-group-night .txt span {
    display: block;
    color: #fff;
  }
  .course-nested-section .course-group-night .txt span {
    margin-top: 15px;
    line-height: 1.65;
  }
  .course-nested-section .course-group-night .txt a.pcshow {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 35px;
    width: 120px;
    height: 36px;
    letter-spacing: 0;
    line-height: 1;
    padding: 15px 14px;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border: 0.56px solid rgba(255, 255, 255, 0.42);
    border-radius: 100px;
    transition: all 0.3s;
  }
  .course-nested-section .course-group-night .txt a.pcshow svg {
    width: 15px;
    height: 15px;
    margin: 0;
  }
  .course-nested-section .course-group-night .txt a.pcshow:hover {
    background: var(--main-color);
    border-color: var(--main-color);
  }
  .course-nested-section .course-group-night .txt a.h5show {
    display: none !important;
  }

  /* 夜校右侧小图：位置和旧版右侧课程缩略图区一致 */
  .course-nested-section .night-course-switch {
    position: absolute;
    top: 0%;
    left: 250%;
    /*transform: translateY(-50%);*/
    z-index: 8;
    width: 180px;
    height: 350px;
  }
  .course-nested-section .night-course-thumb {
    position: absolute;
    top: 0%;
    left: 0;
    /*transform: translateY(-50%);*/
    width: 180px;
    height: 110px;
    border-radius: 10px;
    border: 1px solid var(--main-color);
    cursor: default;
    box-sizing: border-box;
  }
  .course-nested-section .night-course-thumb .pic {
    width: 90%;
    height: 88%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 10px;
    overflow: hidden;
  }
  .course-nested-section .night-course-thumb .pic::after {
    content: '';
    display: block;
    background: linear-gradient(180deg, rgba(15, 28, 115, 0.23) 0%, rgba(7, 13, 48, 0.3) 100%);
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 2;
  }
  .course-nested-section .night-course-thumb .pic img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  .course-nested-section .night-course-thumb p {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 0;
    width: 100%;
    text-align: center;
    color: #fff;
    z-index: 3;
  }

  .course-nested-section .course-group-night .sw-btn {
    display: none !important;
  }
}

@media screen and (max-width: 768px) {
  /* 手机端恢复旧版课程区底色：图片外、文字区、按钮区必须同色，不要穿图 */
  .course-nested-section {
    background: #FBFBFB !important;
    padding: 50px 0 70px !important;
  }
  .course-nested-section .tit {
    position: static !important;
    color: #333333 !important;
    font-size: 26px !important;
  }
  .course-nested-section .subtit {
    display: block !important;
    color: #666666 !important;
    text-align: center !important;
    margin-top: 5px !important;
    font-size: 12px !important;
  }
  .course-nested-section .sw-box {
    width: 100% !important;
    background: #FBFBFB !important;
    overflow: hidden !important;
  }

  .course-nested-section .course-type-tabs {
    position: static !important;
    transform: none !important;
    width: 240px !important;
    height: 36px !important;
    margin: 24px auto 30px !important;
    padding: 0 !important;
    background: transparent !important;
    box-shadow: none !important;
    gap: 12px;
  }
  .course-nested-section .course-type-tabs .course-type-tab {
    width: 110px !important;
    height: 34px !important;
    font-size: 12px !important;
    border: 1px solid #E6E6E6 !important;
    background: #fff !important;
    color: #666 !important;
  }
  .course-nested-section .course-type-tabs .course-type-tab.on {
    border-color: #560591 !important;
    background: #560591 !important;
    color: #fff !important;
  }

  .course-nested-section .course-group,
  .course-nested-section .course-group.on {
    width: 90% !important;
    margin: 0 auto !important;
  }
  .course-nested-section .course-group:not(.on) {
    display: none !important;
  }
  .course-nested-section .course-group.on {
    display: block !important;
  }

  .course-nested-section .day-course-switch,
  .course-nested-section .night-course-switch,
  .course-nested-section .night-course-thumb {
    display: none !important;
  }

  .course-nested-section .day-course-main,
  .course-nested-section .night-course-main {
    width: 100% !important;
    margin: 0 auto !important;
    overflow: hidden !important;
    background: #FBFBFB !important;
  }
  .course-nested-section .day-course-main .swiper-wrapper,
  .course-nested-section .day-course-main .swiper-slide,
  .course-nested-section .night-course-main,
  .course-nested-section .night-course-main .pic {
    background: #FBFBFB !important;
  }
  .course-nested-section .day-course-main .pic,
  .course-nested-section .night-course-main .pic {
    position: relative !important;
    overflow: visible !important;
    border-radius: 0 !important;
    background: #FBFBFB !important;
  }
  .course-nested-section .day-course-main .pic::after,
  .course-nested-section .night-course-main .pic::after {
    display: none !important;
  }
  .course-nested-section .day-course-main .pic > img.h5,
  .course-nested-section .night-course-main .pic > img.h5 {
    display: block !important;
    width: 100% !important;
    height: auto !important;
    border-radius: 0 !important;
  }

  .course-nested-section .day-course-main .txt,
  .course-nested-section .course-group-night .txt {
    position: static !important;
    width: 100% !important;
    margin: 30px auto 0 !important;
    padding: 0 !important;
    background: #FBFBFB !important;
  }
  .course-nested-section .day-course-main .txt p,
  .course-nested-section .course-group-night .txt p {
    color: #333333 !important;
    font-size: 20px !important;
    line-height: 1.4 !important;
  }
  .course-nested-section .day-course-main .txt span,
  .course-nested-section .course-group-night .txt span {
    display: block !important;
    color: #666666 !important;
    font-size: 12px !important;
    line-height: 1.7 !important;
    margin-top: 10px !important;
    text-align: justify !important;
    background: #FBFBFB !important;
  }
  .course-nested-section .day-course-main .txt a.pcshow,
  .course-nested-section .course-group-night .txt a.pcshow {
    display: none !important;
  }
  .course-nested-section .day-course-main .txt a.h5show,
  .course-nested-section .course-group-night .txt a.h5show {
    display: flex !important;
    margin-top: 18px !important;
    width: 120px !important;
    height: 36px !important;
    padding: 0 13px !important;
    border: 1px solid #560591 !important;
    color: #560591 !important;
    background: #fff !important;
    border-radius: 100px !important;
  }
  .course-nested-section .day-course-main .txt a.h5show svg,
  .course-nested-section .course-group-night .txt a.h5show svg {
    width: 12px !important;
    height: 12px !important;
    margin-top: 2px !important;
  }
  .course-nested-section .day-course-main .txt a.h5show svg path,
  .course-nested-section .course-group-night .txt a.h5show svg path {
    fill: #560591 !important;
  }

  .course-nested-section .course-group-day .sw-btn {
    display: flex !important;
    width: 90% !important;
    top: 39% !important;
    right: 0 !important;
    bottom: auto !important;
    left: 5% !important;
    margin: 0 !important;
    padding: 0 10px !important;
    z-index: 10 !important;
  }
  .course-nested-section .course-group-day .sw-btn .prev,
  .course-nested-section .course-group-day .sw-btn .next {
    width: 22px !important;
    height: 22px !important;
    border: 1px solid rgba(247, 249, 252, 0.36) !important;
    background: transparent !important;
  }
  .course-nested-section .course-group-day .sw-btn .prev::after,
  .course-nested-section .course-group-day .sw-btn .next::after {
    font-size: 6px !important;
    color: #fff !important;
  }
  .course-nested-section .course-group-night .sw-btn {
    display: none !important;
  }
}