*{
    font-family: 'PingFang', 'Microsoft YaHei', sans-serif;
}
a {
    text-decoration: none;
    color: #FFFFFF;
}
ul{
    margin: 0;
    padding: 0;
}
/* banner */
.banner .banner-en{
    font-weight: 300;
    font-size: 2.5rem;
}
.banner .banner-zh{
    font-weight: 700;
    font-size: 4.5rem;
    margin-bottom: 2rem;
}
.banner .bottom-border{
    border-bottom: 1px solid #FFFFFF;
    width: 5rem;
    margin: 0 auto;
}
.carousel-caption{
    bottom: 30% !important;
}
.row{
    margin-right: 0;
    margin-left: 0;
}
.padding-0{
    padding: 0 !important;
}
.navbar{
    background-color: rgba(76,76,76, 0.8) !important;
    font-weight: 600;
    font-size: 1.125rem;
    position: fixed;
    top: 0; /* 距离顶部0px */
    width: 100%; /* 宽度100% */
    z-index: 1000; /* 设置层级 */
    height: 90px;
}
.navbar .container .collapse ul li {
    padding-left: 0.5rem;
    padding-right: 0.5rem;
    color: #CDCDCD;
}
.navbar .container .collapse ul li .active{
    color: #CE251F;
    /* border-bottom: 2px solid #CE251F; */
}
.navbar .container .navbar-brand{
    color: #FFFFFF;
    font-size: 28px;
}
.navbar .container a img{
    width: 150px;
    height: 68px;
}
.carousel-item {
    background-size: cover;
    background-position: center;
}
.publicize{
    background-color: #F7F7F7;
}
.publicize-item {
    padding: 1rem;
}
.publicize a{
    color: #212529;
}
.slogan{
    font-size: 1.625rem;
    font-weight: 400;
    color: #CE251F;
}
.slogan .company-title{
    font-size: 1.125rem;
    font-weight: 400;
    color: #484848;
}
.seek{
    margin-right: 0;
    margin-left: 0;
}
.publicize .tel-box{
    display: flex;
    flex-wrap: nowrap;
    justify-content: center;
    align-items: center;
}
.tel-box .tel-left{
    margin-right: 1rem;
}
.publicize .borderright{
    border-right: 1px solid #EBEBEB;
}
.publicize .address{
    display: flex;
    flex-direction:column;
    justify-content: center;
    align-items: center;
}
.publicize .join{
    display: flex;
    flex-direction:column;
    justify-content: center;
    align-items: center;
}
/* 关于我们 */
.about{
    padding-top: 6.25rem;
    padding-bottom: 6.25rem;
    background-image: url('../images/about-bg.png');
    background-size: cover;
    background-position: center;
    color: #5B5B5B;
    font-size: 1.125rem;
}
.about .content{
    margin-top: 1rem;
    line-height: 1.75rem;
}
.about-box{
    background-color: #FFFFFF;
    margin-top: 6.25rem;
    font-size: 1.125rem;
    font-weight: 400;
}
.about-box .about-box-item{
    padding: 1rem;
}
.about-box .about-box-item .about-num{
    font-size: 1.875rem;
    color: #6A6A6A;
}
.about-box .about-box-item .year{
    color: #CE251F;
}
.about-box .about-box-item .about-num span{
    display: inline-block;
    font-size: 0.875rem;
    margin-left: 0.375rem;
    vertical-align: top;
}
.about-box .about-box-item .about-box-title{
    color: #ABABAB;
    font-size: 1rem;
}
.about-box .about-box-item .year-title{
    color: #282828;
}
.about .more{
    margin-top: 1rem;
}
.about .more .more-content{
    border: 1px solid #CE251F;
    margin: 0 !important;
    text-align: center;
}
.about .more .more-content a{
    color: #CE251F;
}
/* 核心业务 */
.business-item{
    padding: 0;
    position: relative;
}
.business-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/zhezhao.png');
}
.full-screen-image{
    width: 100%; /* 宽度为100% */
    /*height: 100vh; /* 高度为视窗的100% */
    object-fit: cover; /* 确保图片覆盖整个区域并保持比例 */
}
.business-title{
    position: absolute;
    top: 3.125rem;
    left: 2.5rem;
}
.business-title .en-title{
    color: #FFFFFF;
}
.business-title .zh-title{
    color: #FFFFFF;
}
.yier{
    font-size: 1rem;
    display: flex;
    justify-content: space-around;
    align-items: center;
    border: 2px solid #FFFFFF;
    margin-top: 1rem;
    line-height: 1.875rem;
}
.yier .yiti{
    flex: 1;
    background-color: #FFFFFF;
}
.yier .liangyi{
    flex: 1;
    color: #FFFFFF;
}
.energy{
    position: absolute;
    top: 30%;
    color: #FFFFFF;
    font-size: 1.5625rem;
    text-align: center;
}
.energy .energy-title{
    margin-top: 1rem;
}
.energy .energy-desc{
    margin-top: 1rem;
    padding-left: 5rem;
    padding-right: 5rem;
}
.energy .energy-more{
    margin-top: 2rem;
    font-size: 1rem;
}
.energy .energy-more .energy-more-content{
    width: 7.5rem;
    color: #FFFFFF;
    border-top: 1px solid #FFFFFF;
    border-bottom: 1px solid #FFFFFF;
    text-align: center;
    margin:0 auto;
    line-height: 2.1875rem;
}
/* 案例 */
.case{
    text-align: center;
    padding: 3.125rem 6.25rem;
}
.en-title{
    font-size: 2.5rem;
    color: #8A8A8A;
}
.zh-title{
    font-size: 1.875rem;
    color: #535353;
}
.nav-tabs{
    margin-top: 1rem;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    font-weight: 400;
    border-bottom: none;
}
.nav-tabs .nav-item .navlink{
    border: none;
    font-size: 0.875rem;
    padding: 0.375rem 1.875rem;
    background-color: #F5F5F5;
    border-radius: 1.25rem;
    margin-right: 1.25rem;
    margin-bottom: 1rem;
}
.nav-tabs .nav-item .active{
    background-color: #CE251F;
    color: #FFFFFF;
}
.tab-content{
    margin-top: 1rem;
}
.tab-content .content{
    margin-bottom: 4rem;
}
.tab-content .content .title{
    text-align: left;
    font-size: 1rem;
    font-weight: 400;
    color: #282828;
    margin-top: 1.25rem;
}
.tab-content .content .desc{
    text-align: left;
    margin-top: 1.25rem;
    font-size: 0.875rem;
    color: #8D8D8D;
}
.tab-content .content .date-title{
    color: #212529;
}
.more{
    margin-top: 2rem;
}
.more .more-content{
    border: 1px solid #AAAAAA;
    border-radius: 2.5rem;
    height: 3.125rem;
    line-height: 3.125rem;
    font-size: 1rem;
    color: #AAAAAA;
    width: 11.25rem;
    margin: 0 auto;
}
.more .more-content a{
    color: #AAAAAA;
}
.hezuo{
    background: url('../images/our-partners.png');
    background-size: cover;
    background-position: center;
    padding: 3.125rem 1.25rem;
}
.hezuo .partners{
    padding: 6.25rem 5rem;
}
.hezuo .en-title{
    color: #A19B9A;
}
.hezuo .zh-title{
    color: #FFFFFF;
}
.hezuo-content{
    display: flex;
    flex-wrap: wrap;
}
.hezuo-content .hezuo-items{
    margin: 0;
    flex: 1;
    width: calc((100% - 10px) / 7);
    min-width: calc((100% - 10px) / 7);
    max-width: calc((100% - 10px) / 7);
}
.news-left{
    position: relative;
    font-weight: 400;
    margin-bottom: 1rem;
}
.news-left img{
    width: 100%;
}
.news-left-date{
    position: absolute;
    top: 0;
    left: 0;
    background-color: #CE251F;
    color: #FFFFFF;
}
.news-date{
    padding: 1.25rem;
}
.news-date .day{
    font-size: 2.5rem;
    font-weight: 700;
}
.news-date .year-month{
    font-size: 0.875rem;
}
.news-left .news-title{
    position: absolute;
    bottom: 0;
    left: 0;
    font-size: 1rem;
    padding: 1rem;
    background-color: rgba(56, 56, 56, 0.57);
    width: 100%;
    text-align: left;
    color: #FFFFFF;
}
.news-right .news-items{
    display: flex;
    justify-content: space-around;
    /* align-items: center; */
    align-self: center;
    text-align: left;
    font-weight: 400;
    margin-bottom: 1rem;
}
.news-right .news-items .right-news-date{
    background-color: #CCCCCC;
    width: 8.5rem;
    padding: 0.625rem;
    text-align: center;
    color: #FFFFFF;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.news-right .news-items .right-news-date .day{
    font-size: 2.1875rem;
    font-weight: 400;
}
.news-right .news-items .right-news-date .year-month{
    font-size: 0.75rem;
}
.news-right .news-info{
    margin-left: 1rem;
}
.news-right .news-items .title{
    color: #C49B86;
    font-size: 1.125rem;
}
.news-right .news-items .desc{
    color: #8A8A8A;
    font-size: 0.875rem;
    margin-top: 1rem;
}
.opinion{
    background: url('../images/slogan-bg.png');
    background-size: cover;
    background-position: center;
    padding: 6.25rem;
}
.opinion-left{
    text-align: left;
}
.opinion .opinion-title{
    font-size: 2.8125rem;
    color: #FFFFFF;
}
.opinion .opinion-desc{
    font-size: 1.5625rem;
    margin-top: 1.875rem;
    color: #FFFFFF;
}
.opinion-right{
    display: flex;
    justify-content: space-around;
    align-items: center;
}
.opinion-right .more .more-content{
    background-color: #CE251F;
    border: none;
}
.opinion-right .more .more-content a{
    color: #FFFFFF;
}
.units-content{
    margin-top: 2.5rem;
}
.footer {
    background-color: #282E31;
    color: white;
    font-weight: 400;
}
.footer .footer-content{
    padding: 3.75rem 3.75rem;
}
.footer .beian{
    text-align: center;
    font-size: 0.875rem;
    color: #9D9D9D;
    border-top: 1px solid #414649;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}
.footer .beian .beian-items{
    padding: 1.5rem;
}
.footer .beian a{
    color: #9D9D9D;
}
.footer-title{
    font-size: 1.125rem;
}
.footer .line{
    border-top: 1px solid #FFFFFF;
    width: 1.625rem;
    margin-top: 0.875rem;
    margin-bottom: 1.875rem;
}
.footer .footer-items{
    margin-bottom: 1rem;
    padding: 1rem;
}
.footer .footer-link{
    line-height: 3.125rem;
}
.footer .contact-items img{
    width: 25px;
    height: 25px;
    margin-right: 1rem;
}
.footer .contact-items{
    display: flex;
    align-items: center;
    margin-bottom: 1.875rem;
}
.footer .footer-wechat{
    display: flex;
    flex-wrap: wrap;
    justify-content: start;
    align-items: center;
    text-align: center;
}
.footer-wechat .gongzhonghao{
    margin-right: 2rem;
}
.footer-wechat .title{
    padding: 1rem;
}
.chant{
    background: url('../images/new-energy-bg.png');
    background-size: cover;
    background-position: center;
}
.chant .case-title .zh-title{
    color: #FFFFFF;
}
.chant .tab-content div{
    color: #FFFFFF;
    text-align: left;
    margin-bottom: 1rem;
}
.ai-content1{
    padding-left: 6.25rem;
    padding-right: 6.25rem;
    font-size: 1.5625rem;
    color: #808080;
    font-weight: 700;
    margin-bottom: 6.25rem;
}
.ai-content1 .desc{
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}
.ai-chant{
    background-color: #000000 !important;
}
.ai-chant .zh-title{
    color: #FFFFFF;
}
.ai-hezuo .ai-hezuo-items{
    padding: 1rem;
}
.ai-case{
    padding-left: 6.25rem;
    padding-right: 6.25rem;
}
.ai-case .ai-case-items{
    margin-bottom: 4.5rem;
}
.ai-case-items .ai-case-title{
    font-size: 2.1875rem;
    color: #CE251F;
    margin-bottom: 1rem;
}
.ai-case-items .ai-case-desc{
    font-size: 1.5625rem;
    color: #8D8D8D;
}
.ai-chant1{
    margin-bottom: 0;
}
.ai-chant1 .desc{
    font-size: 1.5625rem;
    font-weight: 400;
    padding-top: 2.5rem;
}
.construct{
    background: url('../images/construct-bg.png');
    background-size: cover;
    background-position: center;
}
.construct-item{
    border: 1px solid rgba(206, 37, 31, 0.13);
    font-weight: 700;
    padding: 2.375rem 1.375rem 2.375rem 1.375rem;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    align-items: center;
}
.construct-item .item-num{
    font-size: 2.8125rem;
}
.construct-item .item-bottom{
    font-size: 1.25rem;
}
.construct-items{
    margin-bottom: 1rem;
}
.news {
    margin-top: 2rem;
}
.news .date-title{
    font-size: 1.125rem;
    margin-top: 1.25rem;
}
.news .title{
    margin-top: 0 !important;
    color: #C29881 !important;
    font-size: 1.125rem !important;
}
.news .desc{
    margin-top: 0 !important;
}
/* 分页 */
.page{
    font-size: 1.5rem;
}
.pagination{
    justify-content: center;
    align-items: center;
}
.pagination a{
    color: rgba(52, 57, 53, 1);
    padding: 0.5rem 0.75rem;
}
.pagination .active{
    color: #CE251F;
    font-size: 3rem;
}
/* 关于我们 */
.about-top .about-top-item{
    padding: 3.125rem;
}
.about-top .about-info{
    height: 16.526rem;
    padding: 3.125rem 6rem;
    font-size: 1rem;
    border-radius: 10px;
    box-shadow: 0px 4px 40px rgba(83, 83, 83, 0.06);
    opacity: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
}
.about-middle{
    padding: 0 3.125rem;
}
.introduce{
    padding: 3.125rem;
}
.introduce .introduce-items{
    margin-bottom: 3.125rem;
    font-size: 1.375rem;
}
.introduce-items .introduce-title{
    color: #CE251F;
    font-weight: 700;
    border-left: 5px solid #CE251F;
    padding-left: 1.375rem;
}
.introduce-items .introduce-content{
    margin-top: 2.1875rem;
    text-indent: 2em;
}
/* 加入我们 */
.join li:nth-child(odd) {
    background-color: #FFFFFF;
}
.join li:nth-child(even) {
    background-color: #f8f8f8;
}
.join .join-items{
    padding:2.1875rem 0;
}
.join .join-items .join-title{
    font-size: 1.5rem;
}
.join .join-items .join-address{
    font-size: 0.875rem;
    color: #969696;
}
.join .join-content{
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 1.25rem;
}
.join .join-items .more{
    margin-top: 0.875rem;
}
.join .join-items .more .more-content{
    margin: 0;
    width: 7.5rem;
    height: 2.5rem;
    line-height: 2.5rem;
    text-align: center;
    background-color: #CE251F;
    border: none;
    font-size: 0.875rem;
}
.join .join-items .more .more-content a{
    color: #FFFFFF;
}
.joinus .page{
    padding: 2.5rem 0;
    text-align: center;
}
/* 案例 */
.right-search{
    box-shadow: 0px 4px 40px rgba(83, 83, 83, 0.06);
    padding: 1.25rem;
    border-radius: 10px;
}
.icon-input {
    width: 100%;
    border: none;
    padding: 1rem;
    background-image: url('../images/icon-search.png'); /* 图标路径 */
    background-repeat: no-repeat;
    background-position: 0.875rem center; /* 图标位置 */
    text-indent: 1rem; /* 可选，调整文本缩进，使图标不覆盖文本 */
    border-radius: 5px;
}
.search-title{
    font-size: 1.25rem;
    font-weight: 700;
    padding: 1.625rem 0;
    border-bottom: 1px solid #E9E9E9;
}
.tag-box{
    padding-top: 1.625rem;
    font-size: 1rem;
    display: flex;
    flex-wrap: wrap;
}
.tag-box .tag-items{
    margin: 0 1rem 1rem 0;
}
.tag-box .tag-items .tag-title{
    padding: 0.625rem 1.25rem;
    border: 1px solid #E9E9E9;
    border-radius: 5px;
}
.tag-box .tag-items .active{
    display: block;
    background-color: #CE251F;
    border: none;
    color: #FFFFFF;
    border-radius: 6px;
}
.tag-box a{
    color: #000;
}
.tag-box a:hover{
    display: block;
    background-color: #CE251F;
    border: none;
    color: #FFFFFF;
    border-radius: 6px;
}
.cates .cates-items{
    padding: 1.625rem 0;
    border-bottom: 1px solid #E9E9E9;
}
.cates .cates-items:last-child{
    border: none;
}
.cates .active{
    color: #CE251F;
}
.article-title{
    font-size: 1.875rem;
    font-weight: 700;
}
.article-date{
    font-size: 1rem;
    color: #86909C;
    padding: 2rem 0;
}
.model-title{
    padding: 3.4375rem 0;
    font-size: 1.875rem;
    font-weight: 700;
}
.crumbs{
    padding: 2rem 0;
}
.crumbs a{
    color: #000000;
}
.list-box .list-items {
    padding: 1.25rem 0;
}
.list-items a{
    color: #000000;
}
.list-box .list-items .list-left img{
    border-radius: 10px;
}
.list-right{
    font-size: 0.875rem;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
}
.list-right .list-title{
    font-weight: 600;
}
.article-content img{
    max-width: 100%;
    height: auto;
}
.article-content figure{
    margin: 0 auto;
    margin-bottom: 1rem;
}

/* 小屏幕 */
@media (max-width: 576px) {
    .navbar .container .navbar-brand{
        color: #FFFFFF;
        font-size: 21px;
    }
    .case{
        padding: 3.125rem 1.25rem;
    }
    .footer .beian .beian-items {
        padding: 0.5rem;
    }
    .hezuo .partners{
        padding: 3.125rem 1.5625rem;
    }
    .hezuo-content .hezuo-items{
        width: calc((100% - 10px) / 1);
        min-width: calc((100% - 10px) / 1);
        max-width: calc((100% - 10px) / 1);
    }
    .ai-content1{
        padding-left: 0;
        padding-right: 0;
    }
    .ai-case{
        padding-left: 0;
        padding-right: 0;
    }
    .tab-content .content{
        margin-bottom: 1rem;
    }
    /* 核心业务 */
    .business-title{
        position: absolute;
        top: 0.75rem;
        left: 0.5rem;
    }
    .business-title .en-title{
        color: #FFFFFF;
        font-size: 1.5rem;
    }
    .business-title .zh-title{
        color: #FFFFFF;
        font-size: 1.25rem;
    }
    .energy{
        position: absolute;
        top: 12%;
        color: #FFFFFF;
        font-size: 1.5625rem;
        text-align: center;
    }
}
/* 中等屏幕 */
@media (min-width: 577px) and (max-width: 768px) {
    .footer .beian .beian-items {
        padding: 0.75rem;
    }
    .hezuo-content .hezuo-items{
        width: calc((100% - 10px) / 1);
        min-width: calc((100% - 10px) / 1);
        max-width: calc((100% - 10px) / 1);
    }
}
/* 大屏幕 */
@media (min-width: 769px) {
    .footer .beian .beian-items {
        padding: 1.5rem;
    }
}