/* 本地路径补丁 + 占位图 + warp5 背景（学习复刻用） */
@import url('style220107.css');

/* 回到顶部按钮：CSS 箭头替代缺失的 back2top.png */
.back2top {
    background: rgba(0,0,0,0.3) !important;
    border-radius: 50% !important;
    display: none !important;
    cursor: pointer;
    transition: opacity 0.3s ease;
}
.back2top:after {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    width: 12px;
    height: 12px;
    border-top: 2px solid #fff;
    border-left: 2px solid #fff;
    transform: translate(-50%, -30%) rotate(45deg);
}
.back2top.show {
    display: block !important;
}
.back2top:hover {
    background: rgba(0,0,0,0.6) !important;
    opacity: 1 !important;
}
.t-back2top {
    background: rgba(0,0,0,0.3) !important;
    border-radius: 50% !important;
    cursor: pointer;
    position: relative;
}
.t-back2top:after {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    width: 10px;
    height: 10px;
    border-top: 2px solid #fff;
    border-left: 2px solid #fff;
    transform: translate(-50%, -30%) rotate(45deg);
}

/* 首页 Banner：CSS 定高（不依赖 JS），淡入淡出切换 */
.banner {
    width: 100%;
    position: relative;
    overflow: hidden;
    z-index: 1;
}
.banner .bd {
    overflow: hidden;
    position: relative;
    width: 100%;
    aspect-ratio: 2560 / 970;
    height: auto;
    min-height: 200px;
    z-index: 1;
}
/* 不支持 aspect-ratio 的浏览器回退 */
@supports not (aspect-ratio: 1) {
    .banner .bd {
        height: 606px;
        min-height: 200px;
    }
}
.banner .bd ul {
    overflow: hidden;
    position: relative;
    width: 100% !important;
    height: 100%;
    margin: 0;
    padding: 0;
    list-style: none;
}
.banner .bd li {
    position: absolute;
    left: 0;
    top: 0;
    width: 100% !important;
    height: 100% !important;
    min-width: 0 !important;
    min-height: 0 !important;
    background-size: cover !important;
    background-position: center center !important;
    background-repeat: no-repeat !important;
    background-attachment: scroll !important;
    float: none;
}
.banner .bd li a {
    display: block;
    width: 100% !important;
    max-width: none !important;
    margin: 0 !important;
    height: 100%;
}
.banner .btn-prev,
.banner .btn-next {
    z-index: 100;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    display: block;
    cursor: pointer;
    pointer-events: auto;
}
.banner .btn-prev {
    left: 2.1%;
}
.banner .btn-next {
    right: 2.1%;
}
.banner .arrow span {
    pointer-events: none;
}
.banner .hd {
    position: absolute !important;
    left: 0;
    bottom: 28px !important;
    top: auto !important;
    width: 100%;
    z-index: 100;
    pointer-events: auto;
}
.banner .hd ul li {
    pointer-events: auto;
    cursor: pointer;
}

@font-face {
    font-family: 'HK Grotesk Legacy';
    src: url('font/HKGrotesk-RegularLegacy.woff2') format('woff2');
    font-weight: normal;
    font-style: normal;
}

.warp5 {
    background: linear-gradient(135deg, #1a1a1a 0%, #444 100%) !important;
    background-attachment: scroll !important;
    height: 900px !important;
    min-height: 500px !important;
    margin: 0 !important;
    position: relative;
    overflow: hidden;
}
.warp5-bg-slider {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}
.warp5-bg-item {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center center;
    transition: opacity 1s ease-in-out;
}
.warp5-inner {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    text-align: center;
    z-index: 2;
}
.warp5-title {
    font-size: 80px !important;
    line-height: 1.2em;
    color: #fff;
    font-weight: bold;
    text-align: center;
    padding: 0 20px;
}
.warp5-more {
    position: static !important;
    left: auto !important;
    bottom: auto !important;
    transform: none !important;
    display: inline-block;
    margin: 40px auto 0;
    width: 245px;
    height: 56px;
    line-height: 56px;
    border: 1px solid #fff;
    color: #fff;
    text-indent: 24px;
    font-size: 11px;
    transition: all 0.3s ease;
    text-align: left;
    box-sizing: border-box;
}
.warp5-more i {
    background: url(data:img/png;base64,iVBORw0KGgoAAAANSUhEUgAAABwAAAAMCAQAAADb0hWEAAAABGdBTUEAALGPC/xhBQAAACBjSFJNAAB6JgAAgIQAAPoAAACA6AAAdTAAAOpgAAA6mAAAF3CculE8AAAAAmJLR0QA/4ePzL8AAAAHdElNRQfkAhQQAi4WfKyhAAAAiklEQVQoz53SsQ3CQAxG4RcdoaKAAWAExBJE2QB2YwJGQGKCiBGgp4MWBfIooitAFDHn6ix9kuXfyOCauLLM+EM9z6sTHG48KzWPY1AnNpkGoNYeFA3loUNY+T7tT+7AC+WlGxH3EOwY05CbtFRZx5trUzR5Zx89pHE4rjY5SQjcOfV9T8H8HFyb9XVNX2c2epVAAAAAElFTkSuQmCC) no-repeat right center;
    width: 24px;
    height: 56px;
    display: block;
    float: right;
    margin-right: 24px;
    transition: all 0.3s ease;
}
.warp5-more:hover {
    background: #fff;
    color: #444;
}

/* 客户墙区域：标题居中 + Logo全屏展示 */
.client-wall-section {
    width: 100%;
    padding: 80px 0 100px;
    background: #fff;
    text-align: center;
}
.client-wall-title {
    font-size: 36px;
    color: #2c2c2c;
    text-align: center;
    margin-bottom: 60px;
    font-weight: normal;
    line-height: 1.4em;
}
.client-wall {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 40px;
    width: 100%;
    margin: 0 auto;
    padding: 0 40px;
    box-sizing: border-box;
}
.client-wall-item {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.client-wall-item img {
    width: 100%;
    max-width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    filter: grayscale(100%);
    opacity: 0.6;
    transition: all 0.3s ease;
}
.client-wall-item img:hover {
    filter: grayscale(0);
    opacity: 1;
}
@media screen and (max-width: 750px) {
    .client-wall-title {
        font-size: 24px;
        margin-bottom: 30px;
    }
    .client-wall {
        gap: 20px;
        padding: 0 20px;
    }
}
@media screen and (max-width: 750px) {
    .warp5 {
        height: 60vh !important;
    }
    .warp5-title {
        font-size: 8vw !important;
    }
    .warp5-more {
        width: 40vw;
        height: 10vw;
        line-height: 10vw;
        font-size: 2vw;
    }
}

.warp5-more i { background: url(b.png) no-repeat right center; }
.warp5-more:hover i { background: url(white.png) no-repeat right center; }

.service-list .bottom {
    display: flex;
    width: 100%;
    margin: 0 0 80px;
    padding: 0;
    list-style: none;
}
.service-list .bottom li {
    flex: 1;
    min-height: 280px;
    background: #e8e8e8 center/cover no-repeat;
    cursor: pointer;
}
.service-list .bottom li:nth-child(1) { background-image: url(placeholder-img.svg); }
.service-list .bottom li:nth-child(2) { background-image: url(placeholder-img.svg); background-color: #ddd; }
.service-list .bottom li:nth-child(3) { background-image: url(placeholder-img.svg); background-color: #ccc; }
.service-list .bottom li:nth-child(4) { background-image: url(placeholder-img.svg); background-color: #bbb; }
.service-list .bottom li:nth-child(5) { background-image: url(placeholder-img.svg); background-color: #aaa; }

.bdabout-img img,
.about3-img img,
.logo-box img {
    background: #eee;
}

.warp6-left { background-color: #ddd !important; }
.placeholder-text { color: #999; }

.about3-img .logo-box img,
.bdabout-wrap2-inner img,
.bdabout-img img {
    min-height: 200px;
    object-fit: cover;
}

/* 关于页：KindEditor 正文内容区 */
.bdabout-content-wrap {
    width: 100%;
    padding: 80px 0 120px;
    background: #fff;
}
.bdabout-content-inner {
    max-width: 1700px;
    margin: 0 auto;
    padding: 0 40px;
    color: #2c2c2c;
    font-size: 18px;
    line-height: 1.8em;
}
.bdabout-content-inner img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 20px auto;
}
.bdabout-content-inner p {
    margin-bottom: 1em;
}
.bdabout-content-inner h1,
.bdabout-content-inner h2,
.bdabout-content-inner h3 {
    margin: 1.5em 0 0.8em;
    font-weight: bold;
}
.bdabout-content-inner table {
    max-width: 100%;
    border-collapse: collapse;
}
.bdabout-content-inner table td,
.bdabout-content-inner table th {
    border: 1px solid #ddd;
    padding: 8px 12px;
}

.case li img[src*="placeholder"] {
    background: #d8d8d8;
    min-height: 240px;
}

.effect-reserved-slot {
    display: none;
}

/* 顶部 Logo 固定显示尺寸，不随上传图片原始大小变化 */
.header-in .logo {
    display: block;
    width: 140px;
    height: 30px;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
}
.header-in .logo img {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    max-width: none;
    max-height: none;
    object-fit: contain;
    object-position: left center;
}
.header-small .header-in .logo {
    width: 110px;
    height: 22px;
}
@media screen and (max-width: 750px) {
    .header-in .logo {
        width: 100px;
        height: 24px;
    }
}

/* 首页 warp3 观点区：从左往右，无边框 */
.warp3 {
    width: 1180px !important;
    margin: 0 auto !important;
    padding: 50px 0 80px !important;
    justify-content: flex-start !important;
    align-items: flex-start;
    flex-wrap: nowrap;
}
.warp3 .warp3-list {
    width: 250px;
    flex: 0 0 250px;
    max-width: 250px;
    margin-right: 60px;
    border: none;
    padding: 0;
    box-sizing: border-box;
}
.warp3 .warp3-list:last-child {
    margin-right: 0;
}
.warp3 .warp3-list ul li a {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
    line-height: 2;
}

@media screen and (max-width: 1200px) {
    .warp3 {
        width: 94% !important;
        flex-wrap: wrap;
    }
    .warp3 .warp3-list {
        margin-right: 30px;
        margin-bottom: 30px;
    }
}

@media screen and (max-width: 750px) {
    .warp3 .warp3-list {
        width: 100%;
        flex: 0 0 100%;
        max-width: 100%;
        margin-right: 0;
    }
}

/* 首页案例区：正方形封面，object-fit 裁剪不拉伸 */
.warp2 ul a {
    position: relative;
}
.warp2 ul li {
    position: relative;
}
.warp2 ul a .case-thumb {
    position: relative;
    width: 100%;
    padding-bottom: 100%;
    overflow: hidden;
    background: #eee;
}
.warp2 ul a .case-thumb img {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.warp2 .case-summary {
    display: block !important;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    box-sizing: border-box;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    transition: opacity .3s ease;
    pointer-events: none;
}
.warp2 ul li:hover .case-summary {
    opacity: 1;
}
.warp2 ul li:hover .case-thumb img {
    transform: scale(1.08);
    -webkit-transform: scale(1.08);
}
.warp2 .case-summary p {
    color: #f9f9f9;
    position: absolute;
    left: 8%;
    right: 8%;
    margin: 0;
}
.warp2 .case-summary .p1 {
    top: 8%;
    font-size: 18px;
    line-height: 1.4;
}
.warp2 .case-summary .p2 {
    bottom: 8%;
    font-size: 14px;
    line-height: 1.6;
}
.warp2 .case-summary .p2 .syl {
    font-size: 20px;
    line-height: 1.4;
    display: inline-block;
    margin: 6px 0;
}

/* 联系页：缩小二维码，正常排版 */
.contact .contact1 {
    margin-bottom: 60px;
}
.contact2 {
    margin-bottom: 60px;
}
.contact2 .contact-qrcode {
    margin-top: 24px;
    margin-bottom: 0;
}
.contact2 .contact-qrcode img {
    width: 140px;
    height: auto;
    max-width: 100%;
    display: block;
}

.news-type ul li a.on {
    color: #0f0b09;
    font-weight: bold;
}
.news-type ul li + li {
    margin-left: 0;
}
.news-type ul li:not(:first-child) a:before {
    content: '|';
    margin-right: 30px;
    color: #898989;
    font-weight: normal;
}

/* 观点页头部（无分类 Tab 时） */
.news .news-type {
    height: auto;
    margin-bottom: 30px;
    overflow: hidden;
}
.news .news-type h3 {
    float: none;
    width: 100%;
}

/* 观点列表：flex 左右两栏，避免 float 错位 */
.news .news-list {
    border: none !important;
}
.news .news-list > ul > li {
    display: flex;
    align-items: flex-start;
    overflow: hidden;
}
.news .news-list li .imgbigout {
    float: none !important;
    flex: 0 0 44%;
    max-width: 470px;
    width: auto !important;
}
.news .news-list li .imgbigout img {
    width: 100%;
    height: auto;
    display: block;
    max-height: 280px;
    object-fit: cover;
}
.news .news-list li .news-summary {
    float: none !important;
    flex: 1;
    width: auto !important;
    min-width: 0;
    margin: 0 !important;
    padding-left: 5%;
    box-sizing: border-box;
}
.news .news-list li .news-summary h4,
.news .news-list li .news-summary p,
.news .news-list li .news-summary span,
.news .news-list li .news-summary .more {
    text-align: left;
}

@media screen and (max-width: 750px) {
    .news .news-list > ul > li {
        flex-direction: column;
    }
    .news .news-list li .imgbigout {
        flex: none;
        width: 100% !important;
        max-width: none;
    }
    .news .news-list li .news-summary {
        padding-left: 0;
        margin-top: 15px !important;
    }
}
.news-read .content img {
    max-width: 100%;
    height: auto;
}

/* 案例列表：正方形封面 + 悬停置灰文字层（仿 hzvis） */
.case-list ul li {
    width: 33.3333333333%;
}
.case-list ul li .case-thumb {
    position: relative;
    width: 100%;
    padding-bottom: 100%;
    overflow: hidden;
    background: #eee;
}
.case-list ul li .case-thumb img {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.case-list ul li:hover .case-thumb img {
    transform: scale(1.08);
    -webkit-transform: scale(1.08);
}
.case-list .case-summary {
    display: block;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.45);
    top: 0;
    left: 0;
    position: absolute;
    padding: 8%;
    box-sizing: border-box;
    opacity: 0;
    transition: opacity 0.3s ease;
}
.case-list ul li:hover .case-summary {
    opacity: 1;
}
.case-list .case-summary p {
    color: #f9f9f9;
    position: absolute;
    left: 8%;
    right: 8%;
    margin: 0;
}
.case-list .case-summary .p1 {
    top: 8%;
    font-size: 18px;
    line-height: 1.4;
}
.case-list .case-summary .p2 {
    bottom: 8%;
    font-size: 14px;
    line-height: 1.6;
}
.case-list .case-summary .p2 .syl {
    font-size: 20px;
    line-height: 1.4;
    display: inline-block;
    margin: 6px 0;
}
.case-related .case-summary {
    opacity: 0;
}
.case-related ul li:hover .case-summary {
    opacity: 1;
}

/* 案例详情页：仅正文，图片 100% 全宽 */
.case-detail-page {
    width: 100%;
    overflow: hidden;
    padding-top: 100px;
}
.case-detail-page .case-read-body {
    width: 100%;
    max-width: 100%;
    margin: 0;
    padding: 0;
}
.case-detail-page .case-read-content {
    width: 100%;
    max-width: 100%;
    margin: 0;
    padding: 0;
}
.case-detail-page .case-read-content p,
.case-detail-page .case-read-content div {
    max-width: 100%;
}
.case-detail-page .case-read-content img {
    width: 100% !important;
    max-width: 100% !important;
    height: auto !important;
    float: none !important;
    display: block;
    margin: 0;
    padding: 0;
}
.case-detail-page .case-related {
    width: 95%;
    max-width: none;
    margin: 60px auto 100px;
}
.case-detail-page .case-related-hd {
    margin-bottom: 30px;
}
.case-detail-page .case-related-hd h3 {
    float: left;
    font-size: 24px;
    font-weight: normal;
}
.case-detail-page .case-related-hd p {
    float: right;
    font-size: 16px;
    color: #898989;
    line-height: 32px;
}

@media screen and (max-width: 750px) {
    .case-list ul li {
        width: 50%;
    }
    .case-list .case-summary {
        opacity: 1;
        background: rgba(0, 0, 0, 0.35);
    }
}

/* m-footer 完整布局（原站内联样式） */
.m-footer{padding:75px 0 74px;background:#000;color:#fff;}
.m-footer a{display:block;transition:opacity .25s ease-in-out;-webkit-transition:opacity .25s ease-in-out;}
.m-footer .font58{font-size:58px;line-height:64px;letter-spacing:-2px;color:#fff;}
.m-footer .font49{font-size:49px;color:#fff;}
.m-footer .font28{font-size:28px;line-height:36px;color:#fff;}
.m-footer .font27{font-size:27px;color:#fff;}
.m-footer .main{width:calc(100% - 380px);margin:0 auto;display:flex;justify-content:space-between;}
.m-footer .main .footnav a:hover{opacity:.5;}
.m-footer .main .mes1 .p1{margin-bottom:82px;}
.m-footer .main .mes1 .p1 a{display:block;color:#fff;letter-spacing:-2px;}
.m-footer .main .mes1 .p1 a:hover{opacity:.5;}
.m-footer .main .mes1 .p2{line-height:30px;letter-spacing:-2px;color:#fff;}
.m-footer .main .mes2 a{color:#fff;}
.m-footer .main .mes2 .tel{padding:6px 0 10px;line-height:38px;letter-spacing:-3.6px;}
.m-footer .main .mes2 .font27{line-height:37px;letter-spacing:-2px;}
.m-footer .main .mes2 .tlink{position:relative;display:flex;padding-top:94px;}
.m-footer .main .mes2 .tlink .flink{margin-right:54px;letter-spacing:-2px;line-height:34px;color:#464646;}
.m-footer .main .mes2 .tlink .flink.last{margin-right:0;}
.m-footer .main .mes2 .tlink .tlinkmain{position:absolute;top:calc(100% + 7px);left:0;height:46px;width:100%;display:flex;flex-wrap:wrap;overflow-y:auto;opacity:0;pointer-events:none;margin:0;padding:0;list-style:none;}
.m-footer .main .mes2 .tlink .tlinkmain.on{opacity:1;pointer-events:auto;}
.m-footer .main .mes2 .tlink .tlinkmain li{list-style:none;}
.m-footer .main .mes2 .tlink .tlinkmain a{margin-right:20px;font-size:16px;line-height:23px;color:#3f3f3f;}
.m-footer .main .mes2 .tlink .tlinkmain a:nth-child(4n){margin-right:0;}
.m-footer .main .mes2 .tlink .tlinkmain::-webkit-scrollbar{width:1px;height:1px;}
.m-footer .main .mes2 .tlink .tlinkmain::-webkit-scrollbar-track{background:#3d3d3d;}
.m-footer .main .mes2 .tlink .tlinkmain::-webkit-scrollbar-thumb{background-color:#808080;}
.m-footer .main .ewm img{display:block;margin:6px auto 96px;}
.m-footer .main .ewm p{line-height:34px;letter-spacing:-2px;color:#fff;}

@media screen and (max-width:1920px){
.m-footer{padding:57px 0 55px;}
.m-footer .main{width:calc(100% - 292px);align-items:flex-start;}
.m-footer .font58{font-size:43.5px;line-height:48px;}
.m-footer .font49{font-size:37px;}
.m-footer .font28{font-size:21px;line-height:28px;}
.m-footer .font27{font-size:20px;}
.m-footer .main .mes1 .p1{margin-bottom:52px;}
.m-footer .main .mes1 .p2{line-height:28px;}
.m-footer .main .mes2 .tel{padding:4px 0 8px;line-height:27px;}
.m-footer .main .mes2 .font27{line-height:28px;}
.m-footer .main .mes2 .tlink{padding-top:69px;}
.m-footer .main .mes2 .tlink .flink{margin-right:40px;line-height:28px;}
.m-footer .main .mes2 .tlink .tlinkmain{height:34px;}
.m-footer .main .mes2 .tlink .tlinkmain a{margin-right:12px;font-size:12px;line-height:17px;}
.m-footer .main .ewm img{width:90px;margin:4px auto 70px;}
.m-footer .main .ewm p{line-height:28px;}
}

@media screen and (max-width:1550px){
.m-footer{padding:44px 0 42px;}
.m-footer .main{width:calc(100% - 220px);}
.m-footer .font58{font-size:33.6px;line-height:36px;}
.m-footer .font49{font-size:27px;}
.m-footer .font28{font-size:16px;line-height:24px;}
.m-footer .font27{font-size:15px;}
.m-footer .main .mes1 .p1{margin-bottom:30px;}
.m-footer .main .mes1 .p2{line-height:18px;}
.m-footer .main .mes2 .tel{padding:2px 0 7px;line-height:21px;}
.m-footer .main .mes2 .font27{line-height:20px;}
.m-footer .main .mes2 .tlink{padding-top:54px;}
.m-footer .main .mes2 .tlink .flink{margin-right:30px;line-height:20px;}
.m-footer .main .ewm img{width:68px;margin:2px auto 55px;}
.m-footer .main .ewm p{line-height:19px;}
}

@media screen and (max-width:750px){
.m-footer{display:none;}
}

/* 业务页：左侧轮播图样式 */
.service-slider {
    position: relative;
    width: 100%;
    overflow: hidden;
    aspect-ratio: 5 / 3;
}
.service-slide {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center center;
    transition: opacity 0.5s ease-in-out;
}
.service-prev,
.service-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    background: rgba(0,0,0,0.3);
    border-radius: 50%;
    z-index: 10;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}
.service-prev { left: 10px; }
.service-next { right: 10px; }
.service-prev span,
.service-next span {
    display: block;
    width: 10px;
    height: 10px;
    border-top: 2px solid #fff;
    border-left: 2px solid #fff;
}
.service-prev span {
    transform: rotate(-45deg);
    margin-left: 4px;
}
.service-next span {
    transform: rotate(135deg);
    margin-right: 4px;
}
.service-prev:hover,
.service-next:hover {
    background: rgba(0,0,0,0.6);
}

/* 富文本内容区：图片/视频响应式 */
.bdabout-content-wrap video,
.case-detail-page video,
.news-read-right .content video,
.bdabout-wrap1-text video,
.bdabout-content-wrap img,
.case-detail-page img,
.news-read-right .content img,
.bdabout-wrap1-text img {
    max-width: 100%;
    height: auto;
}
/* wangEditor 视频外层 wrapper：撑满 100%，与图片无缝衔接 */
.bdabout-content-wrap [data-w-e-type="video"],
.case-detail-page [data-w-e-type="video"],
.news-read-right .content [data-w-e-type="video"],
.bdabout-wrap1-text [data-w-e-type="video"] {
    display: block !important;
    width: 100% !important;
    max-width: 100% !important;
    margin: 0 !important;
}
.bdabout-content-wrap video,
.case-detail-page video,
.news-read-right .content video,
.bdabout-wrap1-text video {
    display: block;
    width: 100% !important;
    max-width: 100% !important;
    height: auto;
    margin: 0;
    background: #000;
}
/* 大播放按钮遮罩：点击后再播放 */
.bdabout-content-wrap .video-play-overlay,
.case-detail-page .video-play-overlay,
.news-read-right .content .video-play-overlay,
.bdabout-wrap1-text .video-play-overlay {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.28);
    cursor: pointer;
    z-index: 5;
}
.bdabout-content-wrap .video-play-btn,
.case-detail-page .video-play-btn,
.news-read-right .content .video-play-btn,
.bdabout-wrap1-text .video-play-btn {
    width: 96px;
    height: 96px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.92);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
    position: relative;
    transition: transform 0.15s ease;
}
.bdabout-content-wrap .video-play-overlay:hover .video-play-btn,
.case-detail-page .video-play-overlay:hover .video-play-btn,
.news-read-right .content .video-play-overlay:hover .video-play-btn,
.bdabout-wrap1-text .video-play-overlay:hover .video-play-btn {
    transform: scale(1.08);
}
.bdabout-content-wrap .video-play-btn::after,
.case-detail-page .video-play-btn::after,
.news-read-right .content .video-play-btn::after,
.bdabout-wrap1-text .video-play-btn::after {
    content: "";
    position: absolute;
    left: 58%;
    top: 50%;
    transform: translate(-50%, -50%);
    border-style: solid;
    border-width: 20px 0 20px 32px;
    border-color: transparent transparent transparent #222;
}
/* 图片块级化、去除外层 p/div 默认间距，做到与视频无缝拼接 */
.bdabout-content-wrap img,
.case-detail-page img,
.news-read-right .content img,
.bdabout-wrap1-text img {
    display: block;
    margin: 0;
    vertical-align: top;
}
.bdabout-content-wrap p:has(> img),
.case-detail-page p:has(> img),
.news-read-right .content p:has(> img),
.bdabout-wrap1-text p:has(> img),
.bdabout-content-wrap p:has(> video),
.case-detail-page p:has(> video),
.news-read-right .content p:has(> video),
.bdabout-wrap1-text p:has(> video),
.bdabout-content-wrap [data-w-e-type="image"],
.case-detail-page [data-w-e-type="image"],
.news-read-right .content [data-w-e-type="image"],
.bdabout-wrap1-text [data-w-e-type="image"] {
    margin: 0 !important;
    padding: 0 !important;
    line-height: 0;
    font-size: 0;
}

/* ===== 整屏等比缩放：以 1600 设计稿为基准，按视口宽度等比缩放 ===== */
html, body { overflow-x: hidden; }
#page-scale {
    width: 100%;
    position: relative;
    transform-origin: top left;
}
/* 顶栏与回到顶部在缩放容器外，由 JS 单独等比缩放 */
.header { transform-origin: top left; }
.back2top { transform-origin: bottom right; }

/* 业务页头部：统一采用流式布局，避免大屏下中英文标题重叠 */
.service-list .top { padding: 225px 0 293px !important; justify-content: flex-start !important; }
.service-list .top .titn {
    position: static !important;
    top: auto !important;
    left: auto !important;
    margin: 0 18.50620567375887% 0 0 !important;
    font-size: 40px !important;
}
.service-list .top .mes .tit { font-size: 40px !important; line-height: 48px !important; }
.service-list .top .mes .sum1 { margin: 32px 0 33px !important; font-size: 22px !important; line-height: 38px !important; }