@charset "gb2312";
/* CSS Document */
*{
margin:0;
padding:0;
box-sizing:border-box;-webkit-tap-highlight-color:transparent;}
html{font-size:16px;-webkit-text-size-adjust:100%;}
body{font-family:"Microsoft YaHei","PingFang SC","Helvetica Neue",Arial,sans-serif;background:#fff;color:#333;line-height:1.6;overflow-x:hidden;}
a{text-decoration:none;color:inherit;-webkit-touch-callout:none;}
ul,li{list-style:none;}
img{max-width:100%;height:auto;display:block;border:0;}
.section{padding:40px 16px;}
.section-title{font-size:28px;font-weight:bold;color:#191919;text-align:center;}
.section-sub{font-size:14px;color:#666;text-align:center;margin-top:8px;line-height:1.5;}
.section-more{text-align:right;font-size:14px;color:#666;margin-top:12px;}
.section-more a{color:#666;}
.header{position:fixed;top:0;left:0;right:0;z-index:100;height:56px;display:flex;align-items:center;justify-content:space-between;padding:0 16px;transition:background .3s,box-shadow .3s;}
.header.transparent{background:transparent;}
.header.white{background:#fff;box-shadow:0 1px 8px rgba(0,0,0,.08);}
.header-l{display:flex;align-items:center;}
.header-logo{height:24px;transition:opacity .3s;}
.header-logo.logo-white{position:absolute;opacity:1;height:17px}
.header.white .header-logo.logo-white{opacity:0;height:17px}
.header-logo.logo-dark{opacity:0;}
.header.white .header-logo.logo-dark{opacity:1;}
.header-brand{position:relative;padding-left:10px;margin-left:10px;border-left:1px solid rgba(255,255,255,.5);}
.header.white .header-brand{border-left-color:rgba(0,0,0,.15);}
.header-brand-name{font-size:14px;font-weight:700;color:#fff;white-space:nowrap;transition:color .3s;}
.header.white .header-brand-name{font-size:12px;color:#d54e46;}
.header-brand-tag{font-size:10px;color:rgba(255,255,255,.8);white-space:nowrap;transition:color .3s;}
.header.white .header-brand-tag{font-size:10px;color:#999;}
.hamburger{width:36px;height:36px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;cursor:pointer;padding:4px;background:none;border:none;outline:none;}
.hamburger span{display:block;width:24px;height:2px;border-radius:1px;background:#fff;transition:all .3s;}
.header.white .hamburger span{background:#333;}
.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.hamburger.open span:nth-child(2){opacity:0;}
.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.white .hamburger.open span{background:#333;}
.overlay{position:fixed;top:56px;left:0;right:0;bottom:0;background:#f6f7f9;z-index:99;display:none;flex-direction:column;padding:24px 32px;overflow-y:auto;}
.overlay.show{display:flex;animation:fadeIn .3s ease;}
.overlay-nav{flex:1;}
.overlay-nav li{padding:14px 0;border-bottom:1px solid rgba(255,255,255,.08);}
.overlay-nav li a{color:#333;font-size:17px;display:block;}
.overlay-nav li.has-sub{position:relative;}
.overlay-nav li.has-sub > a::after{content:'';position:absolute;right:0;top:30px;width:10px;height:10px;border-right:2px solid rgba(51,51,51,.5);border-bottom:2px solid rgba(51,51,51,.5);transform:translateY(-70%) rotate(-45deg);transition:transform .3s;}
.overlay-nav li.has-sub.open > a::after{transform:translateY(-70%) rotate(45deg);}
.overlay-sub{display:none;padding:8px 0 8px 16px;}
.overlay li.has-sub.open .overlay-sub{display:block;}
.overlay-sub li{padding:10px 0;border-bottom:none;}
.overlay-sub li a{font-size:14px;color:rgba(51,51,51,.7);}
.hero-wrap{position:relative;width:750px;height:100%;min-height:320px;max-height:530px;overflow:hidden;}
@media(min-width:481px){.hero-wrap{width:375px;height:100%;max-height:640px;}}
.hero-slider{width:100%;height:100%;position:relative;touch-action:pan-y;}
.hero-slide{position:absolute;top:0;left:0;width:100%;height:100%;opacity:0;transition:opacity .8s ease-in-out;overflow:hidden;will-change:opacity;}
.hero-slide.active{opacity:1;z-index:1;}
.hero-slide a{display:block;width:100%;height:100%;}
.hero-slide .bg{position:absolute;top:0;left:0;width:100%;height:100%;background-size:cover;background-position:center top;transform:scale(1.08);transition:transform 5s ease-out;}
.hero-slide.active .bg{transform:scale(1);}
@media(prefers-reduced-motion:reduce){.hero-slide .bg{transform:none;transition:none;}.hero-slide.active .bg{transform:none;}}
.hero-dots{position:absolute;bottom:16px;left:50%;transform:translateX(-50%);z-index:5;display:flex;gap:8px;padding:6px 12px;border-radius:20px;background:rgba(0,0,0,.2);backdrop-filter:blur(2px);}
.hero-dots .dot{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.4);transition:all .3s ease;cursor:pointer;}
.hero-dots .dot.active{background:#fff;width:20px;border-radius:4px;}
.stats-bar{background:rgba(255,255,255,.85);backdrop-filter:blur(4px);padding:16px;}
.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.stats-item{display:flex;flex-direction:column;align-items:center;text-align:center;}
.stats-item .num{display:flex;align-items:center;gap:4px;font-size:20px;font-weight:700;color:#333;}
.stats-item .num img{width:28px;height:28px;object-fit:contain;}
.stats-item .label{font-size:12px;color:#666;margin-top:2px;}
.solutions{background:#f2f3f5;}
.solutions-list{display:flex;flex-direction:column;gap:16px;margin-top:28px;}
.solutions-card{background:#fff;border-radius:16px;overflow:hidden;transition:transform .3s;}
.solutions-card:active{transform:translateY(-2px);}
.solutions-card img{width:100%;height:180px;object-fit:cover;}
.solutions-card-body{padding:20px;}
.solutions-card-body h3{font-size:18px;font-weight:bold;color:#000;margin-bottom:10px;}
.solutions-card-body ul li{font-size:14px;color:#666;line-height:28px;padding-left:14px;position:relative;display:flex;align-items:flex-start;gap:8px;}
.solutions-card-body ul li::before{content:'';flex-shrink:0;width:4px;height:4px;border-radius:50%;background:#1b4bd1;margin-top:12px;}
.lab{padding:40px 16px;}
.lab-tabs{display:flex;gap:8px;margin-top:24px;overflow-x:auto;padding-bottom:4px;scrollbar-width:none;}
.lab-tabs::-webkit-scrollbar{display:none;}
.lab-tab{flex-shrink:0;padding:10px 20px;font-size:14px;border-radius:20px;background:#f3f3f6;color:#333;cursor:pointer;white-space:nowrap;transition:all .25s;border:none;outline:none;}
.lab-tab.active,.lab-tab:active{background:#1b4bd1;color:#fff;font-weight:600;}
.lab-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:20px;}
.lab-item{background:#f8f9fa;border-radius:12px;padding:16px 10px;text-align:center;display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:140px;transition:transform .25s;cursor:pointer;}
.lab-item:active{transform:translateY(-3px);}
.lab-item img{width:60px;height:60px;object-fit:contain;margin-bottom:10px;}
.lab-item .title{font-size:14px;font-weight:bold;color:#333;margin-bottom:6px;}
.lab-item .tags{display:flex;flex-wrap:wrap;justify-content:center;gap:4px;}
.lab-item .tags span{font-size:11px;color:#666;background:#fff;padding:2px 8px;border-radius:10px;}
.lab-cta{display:flex;gap:10px;margin-top:28px;justify-content: center;align-items:center;}
.lab-cta a{display:inline-block;padding:12px 18px;font-size:14px;border-radius:25px;color:#fff;background:#1b4bd1;text-align:center;white-space:nowrap;}
.sim{background:#f1f2f4;padding:40px 16px;}
.sim-tabs{display:flex;gap:6px;margin-top:24px;overflow-x:auto;padding-bottom:4px;padding-right:60px;scrollbar-width:none;}
.sim-tabs::-webkit-scrollbar{display:none;}
.sim-tab{flex-shrink:0;padding:10px 18px;font-size:13px;border-radius:8px 8px 0 0;background:#fff;color:#333;cursor:pointer;white-space:nowrap;transition:all .25s;border:none;outline:none;text-align:center;min-width:90px;}
.sim-tab.active,.sim-tab:active{background:#1b4bd1;color:#fff;font-weight:600;}
.sim-content{background:#fff;border-radius:0 0 12px 12px;padding:20px;min-height:200px;}
.sim-content h4{font-size:18px;color:#333;margin-bottom:14px;font-weight:bold;}
.sim-content ul li{font-size:14px;color:#666;line-height:26px;padding-left:16px;position:relative;margin-bottom:6px;display:flex;align-items:flex-start;gap:8px;padding-left:0;}
.sim-content ul li::before{content:'';flex-shrink:0;width:6px;height:6px;border-radius:50%;background:#1b4bd1;margin-top:10px;}
.sim-visit{display:inline-block;margin-top:20px;padding:10px 28px;font-size:14px;border-radius:23px;color:#fff;background:#1b4bd1;}
.cases{padding:40px 0 40px 16px;}
.cases .section-title,.cases .section-sub{padding-right:16px;}
.cases .section-more{padding-right:16px;}
.cases-scroll{display:flex;flex-wrap: wrap;gap:10px;overflow-x:auto;margin-top:20px;padding-right:16px;scrollbar-width:none;scroll-behavior:smooth;}
.cases-scroll::-webkit-scrollbar{display:none;}
.cases-card{width:48%;flex-shrink：0;height:100%;border-radius:12px;overflow:hidden;background:#f5f5f5;}
.cases-card img{width:100%;height:100%;object-fit:cover;}
.cases-card .caption{font-size:11px;color:#666;padding:6px 8px;text-align:center;line-height:1.4;}
.originality{background:#eaf1ff;padding:40px 16px;}
.originality-main{margin-top:20px;display:flex;flex-direction:column;gap:16px;}
.orig-featured{background:#fff;border-radius:14px;overflow:hidden;}
.orig-featured img{width:100%;height:200px;object-fit:cover;}
.orig-featured-body{padding:16px;}
.orig-featured-body h3{font-size:16px;font-weight:bold;color:#000;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.orig-featured-body p{font-size:13px;color:#666;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.orig-featured-body .date{font-size:12px;color:#999;}
.orig-item{display:flex;gap:12px;background:#fff;border-radius:12px;overflow:hidden;}
.orig-item img{width:100px;height:80px;object-fit:cover;flex-shrink:0;}
.orig-item-body{padding:10px 10px 10px 0;flex:1;min-width:0;}
.orig-item-body h4{font-size:14px;font-weight:600;color:#000;margin-bottom:4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.orig-item-body p{font-size:12px;color:#666;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.orig-item-body .date{font-size:11px;color:#999;margin-top:4px;}
.honors{padding:40px 16px;}
.honors-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:24px;}
.honors-item{text-align:center;}
.honors-item img{width:100%;height:auto;aspect-ratio:221/156;object-fit:contain;background:#f5f5f5;border-radius:8px;}
.honors-item .desc{font-size:11px;color:#666;margin-top:6px;line-height:1.4;}
@keyframes fadeIn{from{opacity:0;}to{opacity:1;}}
@media(max-width:360px){.lab-grid{grid-template-columns:1fr;}.honors-grid{grid-template-columns:repeat(2,1fr);}.stats-item .num{font-size:17px;}}
@media(min-width:415px){.section,.lab,.sim,.originality,.honors{padding-left:24px;padding-right:24px;}.solutions-card{max-width:400px;margin:0 auto;}.lab-grid{grid-template-columns:repeat(2,1fr);}}
 /* Swiper 容器 */
        .swiper-container {
            width: 100%;
            height: auto;
            position: relative;
        }

        .swiper-slide {
            position: relative;
            overflow: hidden;
        }

        .beiImg {
            width: 100%;
            height: auto;display: block;
            background-size: cover !important;
            background-position: center !important;
            transform: scale(1);
            transition: transform 5s ease-in-out;
        }

        /* ? 放大再缩小动画 */
        .swiper-slide-active .beiImg {
            transform: scale(1.15);
            animation: zoomOut 5s ease-in-out forwards;
        }

        @keyframes zoomOut {
            0% {
                transform: scale(1.2);
            }

            100% {
                transform: scale(1);
            }
        }

        /* ? 自定义分页器 */
        .pagination {
            position: absolute;
            bottom: 170px;
            right: 410px;
            z-index: 10;
            display: flex;
            align-items: center;
            height:30px;
            gap: 10px;
        }

        .swiper-pagination-switch {
            position: relative;
            width: 40px;
            height: 6px;
            border-radius: 3px;
            background: rgba(255, 255, 255, 0.3);
            overflow: hidden;
            cursor: pointer;
        }

        /* 内部填充条 */
        .swiper-pagination-switch::after {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            width: 0%;
            height: 100%;
            background: #fff;
            transition: none;
        }

        /* 激活项自动播放时填充进度 */
        .swiper-active-switch::after {
            animation: fillProgress 5s linear forwards;
        }

        /* ? 进度填充动画 */
        @keyframes fillProgress {
            0% {
                width: 0%;
            }

            100% {
                width: 100%;
            }
        }