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-size: cover;
    opacity: 0;
    transition: all 1s cubic-bezier(.13, .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, .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;
    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: .4rem solid #fff;
    width: 100%;
    height: 100%;
    border-radius: 4rem;
    opacity: 0
}

.project-choose {
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, .4);
    align-items: center;
    justify-content: center;
    z-index: 1000;
    display: none
}

.project-choose.show {
    display: flex
}

.project-choose-center {
    width: 70%;
    max-width: 1100px;
    background: #1d1d1d;
    border-radius: 18px;
    text-align: center;
    padding: 8rem 10rem;
    position: relative
}

.project-choose-center .close-button-svg {
    position: absolute;
    left: 3rem;
    top: 3rem;
    width: 3rem;
    height: 3rem;
    stroke: #aaa;
    fill: #aaa;
    cursor: pointer;
    transition: all .5s;
    transform-origin: center
}

.project-choose-center .close-button-svg:hover {
    transform: rotate(90deg)
}

.project-choose-list {
    display: flex;
    flex-wrap: wrap
}

.project-choose-item {
    width: 50%;
    font-size: 4rem;
    line-height: 1.6;
    color: #fff;
    margin-bottom: 2rem;
    text-align: left;
    cursor: pointer
}

.case-text-desc,
.case-text-wrap {
    text-align: center
}

.project-choose-item.minorLanguag {
    font-size: 3.4rem
}

.project-choose-title {
    font-size: 4rem;
    margin-bottom: 6rem;
    color: #fff
}

.project-choose-title.minorLanguag {
    font-size: 3.4rem
}

.project-choose-item.current {
    color: #666;
    cursor: default
}

.case-section-1 {
    z-index: 10;
    height: 200vh;
    overflow: hidden
}

.case-section-wrap-1 {
    width: 100%;
    height: 100vh;
    background: url(../img/c/c1.jpg) center no-repeat;
    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
}

.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
}

.case-text-wrap * {
    color: #000
}

.case-text-bg {
    background: rgba(255, 255, 255, .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: 700;
    margin-bottom: 4rem
}

.case-text-desc {
    font-size: 2.8rem;
    font-weight: 700;
    line-height: 1.4;
    opacity: 0
}

.case-slide-image-title,
.case-slide-title {
    font-size: 3.6rem;
    font-weight: 700;
    color: #fff
}

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

.case-slide-title {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto 16px
}

.case-slide-ampulla .swiper-slide {
    width: 1200px
}

.case-slide-ampulla .swiper-slide img {
    width: 1200px;
    height: 675px;
    border-radius: 6px
}

.case-images-mobile {
    display: none
}

.case-image-control {
    display: flex;
    justify-content: space-between;
    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;
    padding: 0 5rem;
    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: .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: 0
}

.case-image-buttons img.swiper-button-disabled {
    opacity: .5
}

@media screen and (min-width:1025px) {
    .finish {
        cursor: pointer
    }

    .finish.department-name:hover {
        background: #fff;
        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-image-control,
    .case-slide-ampulla .swiper-slide,
    .case-slide-title {
        width: 1000px
    }

    .case-slide-ampulla .swiper-slide img {
        width: 1000px;
        height: 562px
    }
}

@media screen and (max-width:1280px) {
    .case-text {
        width: 100rem;
        padding: 9rem
    }

    .project-choose-item.minorLanguag,
    .project-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-button,
    .case-text-desc {
        opacity: 1
    }

    .case-images {
        z-index: 9
    }

    .case-image-control,
    .case-slide-ampulla .swiper-slide,
    .case-slide-title {
        width: 80vw
    }

    .case-slide-ampulla .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-image-control,
    .case-slide-ampulla .swiper-slide,
    .case-slide-title {
        width: 90vw
    }

    .case-slide-ampulla .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) {
    .project-choose-center .close-button-svg {
        width: 20px;
        height: 20px
    }

    .project-choose-title {
        font-size: 3.5rem
    }

    .project-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
    }
}

@media screen and (max-width:767px) {
    .project-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
    }

    .project-choose-title {
        font-size: 3.6vw;
        margin-bottom: 6vw;
        font-weight: 700
    }

    .project-choose-item {
        font-size: 3.6vw;
        margin-bottom: 2vw;
        font-weight: 700
    }

    .project-choose-center {
        padding: 8vw
    }

    .project-choose-center .close-button-svg {
        padding: .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: 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
    }

    .project-choose-center .close-button-svg {
        width: 16px;
        height: 16px
    }

    .case-text-title {
        margin-bottom: 2vw
    }

    .case-text-desc {
        font-weight: 400
    }

    .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
    }
}