body {
  background: #000;
}
.case-section {
  width: 100%;
  height: 100vh;
  position: relative;
}
.fit-width .case-section img {
  height: auto;
  width: 100%;
}
.fit-height .case-section img {
  width: auto;
  height: 100%;
}
.case-section-0 {
  /* background: url(../img/c/c2.jpg) no-repeat center; */
  background-size: cover;
  opacity: 0;
  transition: all 1s cubic-bezier(0.13, 0.99, 1, 1);
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}
.case-section-0::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.3);
  z-index: 1;
}
.loaded.case-section-0 {
  opacity: 1;
}
.case-section-0 h1 {
  font-size: 6rem;
  color: #fff;
  text-align: center;
  line-height: 8rem;
  /* height: 17rem; */
  position: relative;
  z-index: 2;
}
.department-name {
  line-height: 8rem;
  border-radius: 4rem;
  position: relative;
  padding: 0 9rem 0 6rem;
  display: inline-block;
  margin-top: 2rem;
}
.department-name .department-name-svg {
  width: 2rem;
  height: 1.2rem;
  opacity: 0;
  position: absolute;
  right: 6rem;
  top: 50%;
  transform: translate(0, -50%);
}
.department-name .department-name-svg path {
  fill: #fff;
  stroke: #fff;
}
.department-name .department-name-border {
  position: absolute;
  left: 0;
  top: 0;
  border: 0.4rem solid #fff;
  width: 100%;
  height: 100%;
  border-radius: 4rem;
  opacity: 0;
}

.product-choose {
  position: fixed;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  /* display: flex; */
  align-items: center;
  justify-content: center;
  z-index: 1000;
  display: none;
}
.product-choose.show {
  display: flex;
}
.product-choose-center {
  width: 70%;
  max-width: 1100px;
  /* height: 500px; */
  background: #1d1d1d;
  border-radius: 18px;
  text-align: center;
  padding: 8rem 10rem;
  position: relative;
}
.product-choose-center .close-button-svg {
  position: absolute;
  left: 3rem;
  top: 3rem;
  width: 3rem;
  height: 3rem;
  stroke: #aaa;
  fill: #aaa;
  cursor: pointer;
  transition: all 0.5s;
  transform-origin: center;
}
.product-choose-center .close-button-svg:hover {
  transform: rotate(90deg);
}
.product-choose-list {
  display: flex;
  flex-wrap: wrap;
}
.product-choose-item {
  width: 50%;
  font-size: 4rem;
  line-height: 1.6;
  color: #fff;
  margin-bottom: 2rem;
  text-align: left;
  cursor: pointer;
}
.product-choose-item.minorLanguag{
  font-size: 3.4rem;
}
.product-choose-title {
  font-size: 4rem;
  margin-bottom: 6rem;
  color: #fff;
}
.product-choose-title.minorLanguag{
  font-size: 3.4rem;
}
.product-choose-item.current {
  color: #666;
  cursor: default;
}
.case-section-1 {
  /* position: relative; */
  z-index: 10;
  /* background: url(../img/c/c1.jpg) no-repeat center;
  background-size: cover; */
  height: 200vh;
  overflow: hidden;
}
.case-section-wrap-1 {
  /* position: absolute;
  top: 0;
  left: 0; */
  width: 100%;
  height: 100vh;
  background: url(../img/c/c1.jpg) no-repeat center;
  background-size: cover;
}
.case-section-wrap-1.fixed {
  position: fixed;
  top: 0;
  left: 0;
}
.case-button {
  opacity: 0;
  width: 9rem;
  height: 9rem;
  margin: 6.8rem auto 0;
}
.case-button .hover{
  display: none;
  /* animation:fadeIn .3s; */
}
.case-button img {
  width: 9rem;
  height: 9rem;
  display: block;
  margin: 0 auto;
}
.case-images {
  position: relative;
  z-index: 22;
  font-size: 0;
  line-height: 0;
  width: 100%;
  overflow: hidden;
  background: #000;
}
.case-images img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  margin-bottom: 10px;
}
.case-text {
  position: absolute;
  top: calc(100vh - 30rem);
  left: 50%;
  transform: translate(-50%, 0);
  width: 120rem;
  padding: 11rem;
  line-height: 1.2;
  /* overflow: hidden; */
}
.case-text-wrap {
  text-align: center;
}
.case-text-wrap * {
  color: #000;
}
.case-text-bg {
  background: rgba(255, 255, 255, 0.9);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  transform-origin: center;
  z-index: -1;
}
.case-text-title {
  font-size: 6rem;
  font-weight: bold;
  margin-bottom: 4rem;
}
.case-text-desc {
  font-size: 2.8rem;
  font-weight: bold;
  text-align: left;
  line-height: 1.4;
  opacity: 0;
  text-align: center;
}

.case-slide-images {
  background: #0c0f12;
  padding: 11rem 0;
  position: relative;
  z-index: 10;
  width: 100%;
  overflow: hidden;
}

.case-slide-title {
  font-size: 3.6rem;
  font-weight: bold;
  color: #fff;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto 16px;
}

.case-slide-container .swiper-slide {
  width: 1200px;
}
.case-slide-container .swiper-slide img {
  width: 1200px;
  height: 675px;
  border-radius: 6px;
}
.case-images-mobile {
  display: none;
}
.case-image-control {
  display: flex;
  justify-content: space-between;
  /* align-items: center; */
  width: 1200px;
  margin: 10px auto 0;
}
.case-slide-image-title {
  position: absolute;
  left: 0;
  bottom: 0;
  height: 28%;
  width: 100%;
  display: flex;
  align-items: center;
  font-size: 3.6rem;
  padding: 0 5rem;
  font-weight: bold;
  color: #fff;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0), #000);
}
.case-image-pagination {
  width: auto !important;
}
.case-image-pagination .swiper-pagination-bullet {
  background: #fff;
  width: 10px;
  height: 10px;
  opacity: 0.5;
}
.case-image-pagination .swiper-pagination-bullet-active {
  opacity: 1;
}
.case-image-pagination.swiper-horizontal
  > .swiper-pagination-bullets
  .swiper-pagination-bullet,
.case-image-pagination.swiper-pagination-horizontal.swiper-pagination-bullets
  .swiper-pagination-bullet {
  margin: 0 20px 0 0;
}
.case-image-buttons {
  text-align: right;
}
.case-image-buttons img.case-image-prev {
  transform: rotate(180deg);
  margin-right: 10px;
}
.case-image-buttons img {
  width: 54px;
  height: 54px;
  display: inline-block;
  cursor: pointer;
  outline: none;
}
.case-image-buttons img.swiper-button-disabled {
  opacity: 0.5;
}

@media screen and (min-width: 1025px) {
  .finish {
    cursor: pointer;
  }
  .finish.department-name:hover {
    background: #fff;
    color: #000;
  }
  .finish.department-name:hover .department-name-border {
    /* border-color: #000; */
  }
  .finish.department-name:hover .department-name-svg path {
    fill: #000;
    stroke: #000;
  }
  .case-button:hover .default{
    display: none;
  }
  .case-button:hover .hover{
    display: block;
  }
}

@media screen and (max-width: 1440px) {
  .case-slide-title,
  .case-slide-container .swiper-slide,
  .case-image-control {
    width: 1000px;
  }
  .case-slide-container .swiper-slide img {
    width: 1000px;
    height: 562px;
  }
}

@media screen and (max-width: 1280px) {
  .case-text {
    width: 100rem;
    padding: 9rem;
  }
  .product-choose-item.minorLanguag{
    font-size: 2.8rem;
  }
  .product-choose-title.minorLanguag{
    font-size: 2.8rem;
  }
}

@media screen and (max-width: 1024px) {
  .case-section-1 {
    height: auto;
    overflow-x: hidden;
    overflow-y: visible;
  }
  .case-text {
    width: 100%;
    top: auto;
    bottom: 0;
    padding: 60px 8%;
  }
  .case-text-title {
    font-size: 32px;
  }
  .case-text-desc {
    font-size: 22px;
  }
  .case-text-desc,
  .case-button {
    opacity: 1;
  }
  .case-images {
    z-index: 9;
  }
  .case-slide-title,
  .case-slide-container .swiper-slide,
  .case-image-control {
    width: 80vw;
  }
  .case-slide-container .swiper-slide img {
    width: 80vw;
    height: 44.9vw;
  }
  .case-slide-title {
    font-size: 28px;
  }
}
@media screen and (max-width: 768px) {
  .case-images-pc {
    display: none;
  }
  .case-images-mobile {
    display: block;
  }
  .case-slide-title,
  .case-slide-container .swiper-slide,
  .case-image-control {
    width: 90vw;
  }
  .case-slide-container .swiper-slide img {
    width: 90vw;
    height: 50.5vw;
  }
  .case-image-buttons img {
    width: 44px;
    height: 44px;
  }
}
@media screen and (max-width: 700px) {
  .case-text {
    padding: 7vw 7%;
  }
  .case-text-title {
    font-size: 4vw;
  }
  .case-text-desc {
    font-size: 3vw;
  }
  .case-slide-title {
    font-size: 24px;
  }
  .case-section .case-button img {
    width: 10vw;
    height: 10vw;
  }
}
@media screen and (max-width: 600px) {
  .product-choose-center .close-button-svg {
    width: 20px;
    height: 20px;
  }
  .product-choose-title {
    font-size: 3.5rem;
  }
  .product-choose-center {
    width: 90%;
  }
  .case-slide-images {
    padding: 40px 0;
  }
  .case-image-pagination.swiper-horizontal
    > .swiper-pagination-bullets
    .swiper-pagination-bullet,
  .case-image-pagination.swiper-pagination-horizontal.swiper-pagination-bullets
    .swiper-pagination-bullet {
    margin-right: 14px;
  }
  /* .case-image-buttons img {
    width: 30px;
    height: 30px;
  } */
}
@media screen and (max-width: 767px) {
  .product-choose-item{
    width: 100%;
    text-align: center;
  }
}
@media screen and (max-width: 510px) {
  .case-section-0 h1 {
    font-size: 6.6vw;
    line-height: 9.8vw;
  }
  .department-name {
    line-height: 9vw;
    border-radius: 4.9vw;
    padding: 0 9vw 0 5.6vw;
    margin-top: 3vw;
  }
  .department-name .department-name-svg {
    width: 2.5vw;
    height: 1.5vw;
    right: 5.2vw;
  }
  .department-name .department-name-border {
    border: 2 solid #fff;
    border-radius: 4vw;
  }

  .product-choose-title {
    font-size: 3.6vw;
    margin-bottom: 6vw;
    font-weight: bold;
  }
  .product-choose-item {
    font-size: 3.6vw;
    margin-bottom: 2vw;
    font-weight: bold;
  }
  .product-choose-center {
    padding: 8vw;
  }
  .product-choose-center .close-button-svg {
    padding: 0.2vw;
  }
  .case-text-title {
    margin-bottom: 2.6vw;
    font-size: 5vw;
  }
  .case-button {
    margin-top: 3.2vw;
  }
  .case-slide-image-title {
    font-size: 4.3vw;
    padding: 0 4.3vw;
  }
}
@media screen and (max-width: 414px) {
  .case-text {
    /* padding: 8vw 16vw 12vw; */
    padding: 12vw 9vw 15vw;
  }
}
@media screen and (max-width: 375px) {
  .case-slide-title {
    font-size: 22px;
  }
  .case-image-pagination .swiper-pagination-bullet {
    width: 8px;
    height: 8px;
  }
  .case-image-pagination.swiper-horizontal
    > .swiper-pagination-bullets
    .swiper-pagination-bullet,
  .case-image-pagination.swiper-pagination-horizontal.swiper-pagination-bullets
    .swiper-pagination-bullet {
    margin-right: 10px;
  }
  .case-image-buttons img {
    width: 36px;
    height: 36px;
  }
}
@media screen and (max-width: 350px) {
  .department-name {
    line-height: 9vw;
  }
  .product-choose-center .close-button-svg {
    width: 16px;
    height: 16px;
  }
  .case-text-title {
    margin-bottom: 2vw;
  }
  .case-text-desc {
    font-weight: normal;
  }
  .case-button {
    margin-top: 4.2vw;
  }
  .case-slide-images {
    padding: 30px 0;
  }
  .case-slide-title {
    font-size: 20px;
    margin-bottom: 12px;
  }
  .case-image-pagination .swiper-pagination-bullet {
    width: 6px;
    height: 6px;
  }
  .case-image-pagination.swiper-horizontal
    > .swiper-pagination-bullets
    .swiper-pagination-bullet,
  .case-image-pagination.swiper-pagination-horizontal.swiper-pagination-bullets
    .swiper-pagination-bullet {
    margin-right: 8px;
  }
  .case-image-buttons img{
    width: 32px;
    height: 32px;
  }
}