.mo_img {
    display: none;
}




@media screen and (max-width: 767px) {
    .pc_img {
        display: none;
    }

    .mo_img {
        display: block;
    }
}

.banner {
    position: relative;
    background: #000;
}

.banner .swiper-slide {
    height: 100vh;
    position: relative;
    overflow: hidden;
}

.banner .slide-inner {
    position: absolute;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    z-index: 2;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.banner .banner_img img {
    width: 100%;
    opacity: 0;
}

.banner .swiper-slide video {
    width: 100%;
    display: block;
    height: 100%;
    object-fit: cover;
}

.banner .swiper-horizontal>.swiper-pagination-bullets {
    top: 50%;
    right: 2.7%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    flex-direction: column;
    width: 11px;
    left: auto;
}

.banner .swiper .swiper-pagination-bullets .swiper-pagination-bullet {
    width: 7px;
    height: 7px;
    margin: 12px 0;
    background-color: #fff;
    border-radius: 50%;
    opacity: 1;
    transition: all 0.3s ease-in-out;
}

.banner .swiper .swiper-pagination-bullets .swiper-pagination-bullet.swiper-pagination-bullet-active {
    width: 11px;
    height: 11px;
    background-color: transparent;
    border: 2px solid #fff;
}

.banner .text {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    color: #fff;
    z-index: 5;
}


.banner .banner-en {
    font-weight: 400;
    color: #fff;
    line-height: 1.14;
    text-align: left;
    opacity: 0;
    transform: translateX(50%);
    transition: all 1s .8s;
}

.banner .swiper-slide-active .banner-en {
    opacity: 1;
    transform: translateX(0);
}

.banner .banner-tit {
    line-height: 1.2;
    color: #fff;
    opacity: 0;
    font-weight: 600;
    transform: translateY(50px);
    transition: all .6s .8s;
}

.banner .banner-des {
    line-height: calc(5 / 3);
    color: #fff;
    opacity: 0;
    transform: translateY(50px);
    transition: all .6s 1s;
}



.banner .swiper-slide-active .banner-tit,
.banner .swiper-slide-active .banner-des {
    opacity: 1;
    transform: translateY(0);
}


.banner .swiper-slide:after {
    content: "";
    display: block;
    position: absolute;
    bottom: 0px;
    width: 100%;
    left: 0px;
    top: 80%;
    background-size: cover !important;
    background: url(https://omo-oss-image.thefastimg.com/portal-saas/pg2025041611420743647/cms/image/2609c483-4669-4747-bbe4-756a7258e61e.png) no-repeat center bottom;
    z-index: 3;
}

#videoModal {
    display: none;
}

.video_close {
    z-index: 99;
}

.video_btn {
    display: none;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
}

.video_btn svg {
    width: 100%;
    height: 100%;
}

.touch_body .video_btn {
    display: block;
}

.touch_body .banner .swiper-slide video {
    display: none;
}

.touch_body .banner .swiper-slide {
    height: 70vh;
}



.isFENV .banner .swiper-slide {
    height: 100%;
}

@media screen and (max-width: 767px) {
    .banner .text {
        width: 90%;
    }
}

.sec1 {
    position: relative;
    background: url('../img/bg1.jpg') no-repeat center center/cover;
}

.sec1 .sec1-list {
    display: flex;
}

.sec1 .sec1-item {
    flex: 1;
    margin-right: 8px;
    height: 643px;
    overflow: hidden;
    transition: all .5s;
    position: relative;
}

.sec1 .sec1-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sec1 .sec1-item:last-child {
    margin-right: 0;
}

.sec1 .sec1-item.active {
    flex: 0 0 35.39%;
    border-top-right-radius: 54px;
}

.sec1 .sec1-item a:after {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    width: 93.3%;
    height: 93.157%;
    border: 1px solid #fff;
    opacity: 0;
    border-top-right-radius: 54px;
    transform: translate(-50%, -50%);
    transition: all .5s .4s;
}

.sec1 .sec1-item.active a:after {
    opacity: 1;
}

.sec1 .sec1-item a:before {
    content: '';
    position: absolute;
    background-color: rgba(0, 0, 0, .2);
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
}

.sec1 .sec1-item a {
    display: block;
    width: 100%;
    height: 100%;
    position: relative;

}

.sec1 .sec1-tit {
    position: absolute;
    bottom: 6.7%;
    left: 50%;
    color: #fff;
    font-weight: 600;
    line-height: 1.5;
    transition: all .5s;
    width: 90%;
    text-align: center;
    transform: translateX(-50%);
}

.sec1 .sec1-item.active .sec1-tit {
    opacity: 0;
}

.sec1 .sec1-box {
    position: absolute;
    left: 50%;
    top: 55%;
    width: 60%;
    text-align: center;
    opacity: 0;
    transform: translate(-50%, -50%);
    transition: all .5s .4s;
}

.sec1 .sec1-item.active .sec1-box {
    opacity: 1;

}

.sec1 .sec1-tit1 {
    line-height: 1.2;
    color: #fff;
    text-align: center;
    font-weight: 600;
}

.sec1 .sec1-box img {
    width: 19px;
}

.sec1 .prosearch {
    width: 593px;
    max-width: 90%;
    margin-left: auto;
    margin-right: auto;
    height: 58px;
    border-radius: 29px;
    display: flex;
    background-color: #fff;
}

.sec1 .prosearchbtn {
    flex: none;
    color: #333;
    display: flex;
    border-radius: 29px;
    border: 1px solid var(--color);
    padding: 0 32px;
    align-items: center;
    cursor: pointer;
    transition: all .5s;
}

.sec1 .prosearchbtn:hover {
    color: #fff;
    background-color: var(--color);
}

.sec1 .prosearchbtn:hover svg path {
    fill: #fff;
}

.sec1 .prosearchbtn svg {
    width: 20px;
    height: 20px;
    margin-right: 11px;
}

.sec1 input {
    outline: none;
    border: none;
    width: 100%;
    border-radius: 29px;
    padding: 0 28px;
    color: #333;
}

.sec1 input::placeholder {
    color: #666;
}


.sec2 {
    position: relative;
}

.sec2 .solve-line {
    position: absolute;
    width: 100%;
    left: 0%;
    top: 50%;
    transform: translateY(-50%);
    z-index: 6;
}

.sec2 .solve-line:before {
    content: '';
    position: absolute;
    top: 113px;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: #fff;
    opacity: .2;
}

.sec2 .sico {
    display: flex;
    width: 100%;
    height: 75px;
    align-items: center;
    justify-content: center;
}

.sec2 .sico img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    display: block;
}

.sec2 .sico img:nth-child(2) {
    display: none;
}

.sec2 .solvethumb .swiper-slide-thumb-active .sico img:nth-child(2) {
    display: block;
}

.sec2 .solvethumb .swiper-slide-thumb-active .sico img:nth-child(1) {
    display: none;
}

.sec2 .stit {
    text-align: center;
    line-height: 1.25;
    color: #fff;
    font-weight: 600;
    margin-top: 68px;
}

.sec2 .solvethumb .swiper-slide-thumb-active .stit {
    color: var(--color);
}

.sec2 .solvethumb .swiper-slide {
    position: relative;
    cursor: pointer;
}

.sec2 .solvethumb .swiper-slide:before {
    content: '';
    position: absolute;
    width: 11px;
    height: 11px;
    background-color: #fff;
    border-radius: 50%;
    left: 50%;
    top: 108px;
    transform: translateX(-50%);
}

.sec2 .solvethumb .swiper-slide:after {
    content: '';
    position: absolute;
    width: 37px;
    height: 37px;
    border-radius: 50%;
    border: 2px solid #fff;
    background-color: transparent;
    left: 50%;
    top: 113.5px;
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: all .5s;
}

.sec2 .solvethumb .swiper-slide-thumb-active:after {
    opacity: 1;
}

.sec2 .solveswp .swiper-slide:after {
    content: '';
    position: absolute;
    background-color: rgba(0, 0, 0, .5);
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
}

.sec2 .con-tit {
    position: absolute;
    top: 12%;
    left: 0%;
    width: 100%;
    color: #fff;
    z-index: 5;
}

.sec2 .swiper-button-prev,
.sec2 .swiper-button-next {
    z-index: 10;
    width: 13px;
    height: 24px;
    top: 113px;
    transform: translateY(-50%);
    margin-top: 0;
    cursor: pointer;
}

.sec2 .swiper-button-prev img,
.sec2 .swiper-button-next img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.sec2 .swiper-button-next {
    right: calc(50% - 782px);
}

.sec2 .swiper-button-prev {
    left: calc(50% - 782px);
}

.sec2 .swiper-button-prev img {
    transform: rotate(180deg);
}

.sec2 .swiper-button-prev:after,
.sec2 .swiper-button-next:after {
    content: '';
}

.solveswp img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.sec2more{
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: 5%;
    z-index: 5;
    width: 200px;
    height: 56px;
}
@media screen and (max-width:1700px) {
    .sec2 .swiper-button-prev {
        left: 4%;
    }

    .sec2 .swiper-button-next {
        right: 4%;
    }

    .sec1 .sec1-item {
        height: 36vw;
    }
}

@media screen and (max-width:1200px) {

    .sec1 .sec1-item {
        height: 38vw;
    }

    .sec1 .sec1-item a:after,
    .sec1 .sec1-item.active {
        border-top-right-radius: 40px;
    }
}

@media screen and (max-width:768px) {
    .banner .swiper-horizontal>.swiper-pagination-bullets {
        top: 90%;
        width: 90%;
        right: 5%;
        flex-direction: row;
        height: 11px;
        transform: translateX(0);
    }

    .banner .swiper .swiper-pagination-bullets .swiper-pagination-bullet {
        margin: 0 5px;
    }

    .sec1 .prosearch {
        height: 40px;
        max-width: none;
        width: 100%;
    }

    .sec1 .prosearchbtn {
        padding: 0 16px;
    }

    .sec1 .prosearchbtn svg {
        width: 16px;
        height: 16px;
        right: 6px;
    }

    .sec1 .sec1-item.active,
    .sec1 .sec1-item a:after,
    .sec1 .sec1-item {
        border-top-right-radius: 20px;
    }

    .sec1 .sec1-list {
        flex-wrap: wrap;
    }

    .sec1 .sec1-item.active,
    .sec1 .sec1-item {
        flex: 0 0 100%;
        height: auto;
        margin-bottom: 6vw;
    }

    .sec1 .sec1-box,
    .sec1 .sec1-item a:after {
        opacity: 1;
    }

    .sec1 .sec1-tit {
        display: none;
    }

    .solveswp .swiper-slide {
        height: 400px;
    }

    .solveswp img {
        object-fit: cover;
    }

    .sec2 .sico {
        height: 50px;
        max-width: 80px;
        margin: 0 auto;
    }

    .sec2 .solve-line:before {
        top: 90px;
    }

    .sec2 .solvethumb .swiper-slide:before {
        top: 87px;
        width: 7px;
        height: 7px;
    }

    .sec2 .solvethumb .swiper-slide:after {
        width: 25px;
        height: 25px;
        top: 90px;
    }

    .sec2 .swiper-button-prev,
    .sec2 .swiper-button-next {
        top: 90px;
    }

    .sec2 .stit {
        font-size: 16px;
    }
    .sec2more{
        width: 110px;
        height: 40px;
    }
}