.banner {
    width: 100%;
    position: relative;
}

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

.banner .banner-text {
    position: absolute;
    top: 34%;
    left: 50%;
    transform: translateX(-50%);
    color: #fff;
}

.banner .banner-text h1 {
    text-align: start;
    color: rgba(255, 255, 255, 1);
    font-family: "Alibaba PuHuiTi";
    font-weight: 700;
    font-size: 64px;
    line-height: 95px;
}

.banner .banner-text h1 span {
    color: rgba(209, 12, 0, 1);
}

.banner .banner-line {
    position: absolute;
    top: 90%;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    justify-content: end;
}

.banner .banner-line img {
    display: block;
    width: 35px;
    height: 34.8px;
    object-fit: cover;
}







/* page1 */
.page1 {
    position: relative;
    z-index: 2;
    width: 100%;
    background: rgba(255, 255, 255, 1);
    border-bottom: 4px solid rgba(176, 34, 32, 1);
}

.page1 .page1-inner {
    min-height: 96px;
}

.page1 .page1-inner ul {
    min-height: 96px;
    display: flex;
    align-items: center;
    width: 100%;

}

.page1 .page1-inner ul li {
    margin-left: 138px;
}

.page1 .page1-inner ul li:first-child {
    margin-left: 0;
    position: relative;
}

.page1 .page1-inner ul li a {
    color: rgba(0, 0, 0, 1);
    font-family: "Alibaba PuHuiTi";
    font-weight: 400;
    font-size: 26px;
    line-height: 34px;
}

.page1 .page1-inner ul li:first-child a {
    color: rgba(176, 34, 32, 1);
}

.page1 .page1-inner ul li:first-child::after {
    position: absolute;
    bottom: -32px;
    left: 0;
    content: "";
    display: block;
    width: 100%;
    height: 17px;
    background: rgba(176, 34, 32, 1);
    border-radius: 2px;
}













/* page2 */
.page2 {
    background: rgba(250, 250, 250, 1);
    overflow: hidden;
    position: relative;
}

.page2 .page2-img {
    top: -190px;
    position: absolute;
    opacity: 0.24;
    display: block;
    width: 100%;
    object-fit: cover;
}

.page2 .page2-inner {
    padding: 75px 0;
}

.page2 .wrapper {
    width: 60%;
    /* margin: 0 auto; */
}

.page2 .page2-inner .page2-text .page2-title {
    text-align: center;
    color: rgba(176, 34, 32, 1);
    font-family: "Alibaba PuHuiTi";
    font-weight: 700;
    font-size: 30px;
    line-height: 34px;
}


.page2 .page2-inner .page2-text p {
    margin-top: 50px;
    color: rgba(0, 0, 0, 1);
    font-family: "Alibaba PuHuiTi";
    font-weight: 400;
    font-size: 16px;
    line-height: 46px;
}

.page2 .page2-inner .page2-text .page2-text-img {
    margin-top: 50px;
    display: flex;
    gap: 20px;
}

.page2 .page2-inner .page2-text .left-img,
.page2 .page2-inner .page2-text .right-img {
    width: 50%;
    overflow: hidden;
     border-radius: 20px;
}

.page2 .page2-inner .page2-text .left-img img,
.page2 .page2-inner .page2-text .right-img img {
    width: 100%;
    object-fit: cover;
    border-radius: 20px;
    transition: all 0.3s linear;
}

.page2 .page2-inner .page2-text .left-img:hover img,
.page2 .page2-inner .page2-text .right-img:hover img {
    transform: scale(1.1);

}


.page2 .page2-inner .page2-text .page2-text-p {
    text-align: center;
}



/* page3 */

/* page2 */
.page3 {
    background: linear-gradient(180deg, rgba(255, 255, 255, 1) 0%, rgba(250, 250, 250, 1) 100%);
}

.page3 .page3-inner {
    padding: 75px 0;
}


.page3 .page3-inner .page3-text .page3-title {
    text-align: center;
    color: rgba(176, 34, 32, 1);
    font-family: "Alibaba PuHuiTi";
    font-weight: 700;
    font-size: 30px;
    line-height: 34px;
}

.page3 .page3-inner .page3-text .page3-text-img {
    margin-top: 50px;
    display: flex;
    gap: 55px;
}

.page3 .page3-inner .page3-text .page3-text-img .item3 {
    width: 33%;
    overflow: hidden;
    border-radius: 16px;
}

.page3 .page3-inner .page3-text .page3-text-img .item3 img {
    width: 100%;
    object-fit: cover;
    border-radius: 16px;
    transition: all 0.3s linear;
}

.page3 .page3-inner .page3-text .page3-text-img .item3:hover img {
    transform: scale(1.1);
}

.page3 .page3-inner .page3-text .page3-text-img .item3 .item3-box {}

.page3 .page3-inner .page3-text .page3-text-img .item3 .item3-box .item3-box-title {
    margin-top: 40px;
    text-align: center;
    color: rgba(43, 43, 43, 1);
    font-family: "Alibaba PuHuiTi";
    font-weight: 700;
    font-size: 24px;
    line-height: 34px;
}

.page3 .page3-inner .page3-text .page3-text-img .item3 .item3-box .item3-box-title::after {
    content: "";
    display: block;
    width: 25%;
    height: 4px;
    background: rgba(176, 34, 32, 1);
    border-radius: 2px;
    margin: 16px auto;
}

.page3 .page3-inner .page3-text .page3-text-img .item3 .item3-box .item3-box-p {
    color: rgba(0, 0, 0, 1);
    font-family: "Alibaba PuHuiTi";
    font-weight: 400;
    font-size: 16px;
    line-height: 40px;
    text-align: center;
}



/* 资质 */
.page4 {
    width: 100%;
    padding: 64px 0 100px;
    text-align: center;
    overflow: hidden;
    background: linear-gradient(180deg, rgba(255, 255, 255, 1) 0%, rgba(250, 250, 250, 1) 100%);
}

.page4-inner {
    position: relative;
    /* width: 72.03125%;
    margin: 0 auto; */
}

.page4-swiper {
    width: 100%;
    overflow: hidden;
}

.page4-swiper .swiper-wrapper {
    align-items: center;
}

.page4-swiper .swiper-slide {
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

.page4-card {
    position: relative;
    width: 100%;
    max-width: 326px;
    padding-bottom: 44px;
}

.page4-certificate {
    display: block;
    width: 100%;
    height: auto;
    position: relative;
    z-index: 2;
    cursor: pointer;
}

.page4-certificate .el-image__inner {
    display: block;
    width: 100%;
    height: auto;
}

.el-image-viewer__wrapper {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 3000;
}

.el-image-viewer__mask {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.82);
}

.el-image-viewer__canvas {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.el-image-viewer__img {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
}

.el-image-viewer__btn {
    position: absolute;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: #fff;
}

.el-image-viewer__close {
    top: 40px;
    right: 40px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.45);
}

.el-image-viewer__close::before,
.el-image-viewer__close::after {
    position: absolute;
    content: "";
    width: 22px;
    height: 2px;
    background: currentColor;
}

.el-image-viewer__close::before {
    transform: rotate(45deg);
}

.el-image-viewer__close::after {
    transform: rotate(-45deg);
}

.el-image-viewer__prev,
.el-image-viewer__next {
    top: 50%;
    width: 48px;
    height: 48px;
    margin-top: -24px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.45);
}

.el-image-viewer__prev {
    left: 40px;
}

.el-image-viewer__next {
    right: 40px;
}

.el-image-viewer__prev::before,
.el-image-viewer__next::before {
    content: "";
    width: 14px;
    height: 14px;
    border-top: 2px solid currentColor;
    border-left: 2px solid currentColor;
}

.el-image-viewer__prev::before {
    transform: rotate(-45deg);
}

.el-image-viewer__next::before {
    transform: rotate(135deg);
}

.el-image-viewer__actions {
    display: none;
}

.page4-shadow {
    position: absolute;
    left: 50%;
    bottom: 0;
    width: 306px;
    max-width: 100%;
    transform: translateX(-50%);
    z-index: 1;
    pointer-events: none;
}

.page4-nav {
    position: absolute;
    top: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 54px;
    height: 54px;
    transform: translateY(-50%);
    cursor: pointer;
    z-index: 3;
}

.page4-prev {
    left: -74px;
}

.page4-next {
    right: -74px;
}

.page4-more {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin: 38px auto 0;
    color: rgba(176, 34, 32, 1);
    font-family: "Noto Sans SC";
    font-weight: 700;
    font-size: 18px;
    line-height: 25px;
    padding: 19px 55px;
    border-radius: 50px;
    border: 4px solid rgba(176, 34, 32, 1);
}



/* page5 */
.page5 {
    background: rgba(250, 250, 250, 1);
}

.page5 .page5-inner {
    /* background: rgba(189, 189, 189, 1); */
      background-image: url('../image/Rectangle.png');
      background-size: cover;
      background-position: center;
      background-repeat: no-repeat;
    border-radius: 12px;
}

.swiper5 {
    padding: 0;
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
  
}

.cooperation-slide {
    display: flex;
    align-items: stretch;
    gap: 70px;
    box-sizing: border-box;
    padding: 50px 70px;
    min-height: 380px;
   
}

/* 左侧图片区域 */
.slide-image {
    flex: 0 0 42%;
    /* 固定宽度占比 */
    border-radius: 16px;
    overflow: hidden;
}

.slide-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* 右侧文字内容区 */
.slide-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    position: relative;
    padding-right: 50px;
    padding-bottom: 60px;
    /* 预留底部箭头空间 */
}

/* 红色大标题 */
.slide-title {
    color: rgba(176, 34, 32, 1);
    font-family: "Alibaba PuHuiTi";
    font-weight: 700;
    font-size: 30px;
    line-height: 34px;
}

/* 步骤文本样式 */
.step-item {
    margin-top: 60px;
    color: rgba(0, 0, 0, 1);
    font-family: "Alibaba PuHuiTi";
    font-weight: 400;
    font-size: 19px;
    line-height: 40px;
    word-break: break-word;
}


.step-item .step-name {
    font-weight: 700;
}

/* 自定义右下角导航箭头 */
.cooperation-swiper .swiper-button-prev,
.cooperation-swiper .swiper-button-next {
    top: auto;
    bottom: 50px;
    width: 36px;
    height: 36px;
    color: #c8161d;
    margin: 0;
    background: transparent;
}

.cooperation-swiper .swiper-button-prev {
    right: 183px;
    left: auto;
}

.cooperation-swiper .swiper-button-next {
    right: 123px;
    left: auto;
}

/* 调整箭头大小 */
.cooperation-swiper .swiper-button-prev::after,
.cooperation-swiper .swiper-button-next::after {
    font-size: 32px;
    font-weight: 600;
}



@media (max-width:1480px) {
    .banner .banner-text h1 {
        font-size: 48px;
        line-height: 65px;
    }

    .page1 .page1-inner ul li a {
        font-size: 22px;
    }
}

@media (max-width:1280px) {
    .wrapper {
        width: 90% !important;
    }
    .page4-nav svg{
         width: 20px;
         height: 20px;
    }
    .page4{
        padding: 64px 30px 100px;
    }

    .cooperation-slide{
        gap: 40px;
    }
}


@media (max-width:992px) {
    .page1 .page1-inner ul {
        flex-wrap: wrap;
    }

    .banner .banner-text h1 {
        font-size: 32px;
        line-height: 48px;
    }

    .page1 .page1-inner ul {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .page1 .page1-inner ul li {
        margin-left: 0;
    }

    .page1 .page1-inner ul li:first-child::after {
        height: 5px;
        bottom: -5px;
    }

    .page3 .page3-inner .page3-text .page3-text-img {
        flex-direction: column;
    }

    .page3 .page3-inner .page3-text .page3-text-img .item3 {
        width: 100%;
    }


    .cooperation-slide{
        flex-direction: column;
    }



}

@media (min-width:375px) and (max-width:768px) { 
    .page4-nav{
        display: none;
    }
    .banner .banner-line img{
        display: none;
    }

 .cooperation-slide{
        padding: 50px 20px;
    }
    .slide-content{
        padding-right: 0;
    }
}


/* about / honor / factory / video banner 与 page1 统一响应式 */
@media (max-width: 1280px) {
    .banner .wrapper,
    .page1 .wrapper {
        width: 86% !important;
    }

    .page1 .page1-inner ul {
        justify-content: space-between;
        gap: 32px;
    }

    .page1 .page1-inner ul li {
        margin-left: 0;
    }
}

@media (max-width: 1024px) {
    .banner .wrapper,
    .page1 .wrapper {
        width: 90% !important;
    }

    .banner .banner-text h1 {
        font-size: 54px;
        line-height: 72px;
    }

    .banner .banner-text p {
        max-width: 620px;
        font-size: 17px;
        line-height: 34px;
    }

    .page1 {
        overflow: hidden;
    }

    .page1 .page1-inner {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .page1 .page1-inner ul {
        display: flex;
        flex-wrap: nowrap;
        width: max-content;
        min-width: 100%;
        min-height: 96px;
        justify-content: flex-start;
        align-items: center;
        gap: 42px;
        padding: 0 2px;
    }

    .page1 .page1-inner ul li {
        flex: none;
    }

    .page1 .page1-inner ul li a {
        white-space: nowrap;
    }

    .page1 .page1-inner ul li:first-child::after {
        bottom: -32px;
        height: 17px;
    }
}

@media (max-width: 768px) {
    .banner {
        padding-top: 58px;
    }

    .banner img {
        min-height: 260px;
        object-fit: cover;
    }

    .banner .banner-text {
        top: calc(50% + 0px);
    }

    .banner .banner-text h1 {
        font-size: 40px;
        line-height: 54px;
    }

    .banner .banner-text p {
        max-width: 520px;
        font-size: 15px;
        line-height: 26px;
    }

    .banner .banner-line {
        display: none;
    }

    .page1 {
        padding: 22px 0;
        border-bottom-width: 3px;
    }

    .page1 .page1-inner,
    .page1 .page1-inner ul {
        min-height: 44px;
    }

    .page1 .page1-inner ul {
        gap: 28px;
    }

    .page1 .page1-inner ul li a {
        font-size: 16px;
        line-height: 24px;
    }

    .page1 .page1-inner ul li:first-child::after {
        bottom: -18px;
        height: 3px;
    }
}

@media (max-width: 560px) {
    .banner img {
        min-height: 230px;
    }

    .banner .banner-text h1 {
        font-size: 32px;
        line-height: 42px;
    }

    .banner .banner-text p {
        font-size: 14px;
        line-height: 24px;
    }
}

@media (max-width: 420px) {
    .banner img {
        min-height: 210px;
    }

    .banner .banner-text h1 {
        font-size: 18px;
        line-height: 28px;
    }

    .banner .banner-text p {
        font-size: 13px;
        line-height: 22px;
    }

    .page1 .page1-inner ul {
        gap: 18px;
    }
}