section.banner{min-height:clamp(350px,5.3309rem + 29.4118vw,650px)}section.banner.aost-show .title-en,section.banner.aost-show .title-zh{opacity:1;transform:translateZ(0)}section.banner .container{margin-top:var(--header-gap);padding-bottom:30px;grid-column:var(--grid-2);display:flex;flex-direction:column;justify-content:center;align-items:center;gap:20px}section.banner span{display:block;text-align:center}section.banner span:nth-child(2){margin-top:20px}section.banner .title-en{font-size:clamp(3.75rem,13.5416666667vw,16.25rem);font-weight:600;line-height:.9;letter-spacing:-2px;transform:translate3d(0,50px,0);opacity:0;transition:opacity .8s,transform .8s;transition-delay:0s}section.banner .title-zh{transform:translate3d(0,50px,0);opacity:0;transition:opacity .8s,transform .8s;transition-delay:.2s}section.paragraphBlk .container{grid-column:var(--grid-2)}section.paragraphBlk .para-text{width:100%;max-width:600px;margin:0 auto;text-align:center}@media only screen and (max-width:575px){section.paragraphBlk .para-text{text-align:left}}section.sub-unit{margin-top:var(--space-30-50);margin-bottom:var(--space-50-100);position:relative}section.sub-unit .deco-line{position:absolute;top:0;left:50%;width:1px;height:100%;background:#0003;transform:translate3d(-50%,0,0)}@media only screen and (max-width:1023px){section.sub-unit .deco-line{display:none}}section.sub-unit .deco-line:before{position:sticky;top:0;left:0;display:block;width:3px;height:200px;background:#d7000f;transform:translate3d(-50%,0,0);transition:height .8s;content:""}section.sub-unit .deco-line.scrolling:before{height:40vh}section.sub-unit .deco-line.end:before{height:100%;transition:height 1.5s ease}section.sub-unit .container{grid-column:var(--grid-5)}section.sub-unit .card-wrapper{display:flex;justify-content:center;align-items:center;gap:30px 120px}@media only screen and (max-width:1200px){section.sub-unit .card-wrapper{gap:30px 80px}}@media only screen and (max-width:1023px){section.sub-unit .card-wrapper{flex-direction:column}}@media only screen and (max-width:575px){section.sub-unit .card-wrapper{margin-inline:-20px}}section.sub-unit .about-item{width:100%;flex:1;position:relative}section.sub-unit .about-item[data-color=white] .content{color:#fff}section.sub-unit .about-item[data-color=white] .title-group .des .para-text{color:#fff}section.sub-unit .about-item[data-color=white] .listBox{border-top:1px solid rgba(255,255,255,.5)}section.sub-unit .about-item[data-color=black] .content{color:#000}section.sub-unit .about-item[data-color=black] .title-group .des .para-text{color:#333}section.sub-unit .about-item[data-color=black] .listBox{border-top:1px solid rgba(0,0,0,.5)}@media only screen and (min-width:1024px){section.sub-unit .about-item:nth-child(odd){margin-top:50px}section.sub-unit .about-item:nth-child(2n){margin-bottom:50px}}@media only screen and (min-width:1201px){section.sub-unit .about-item:nth-child(odd){margin-top:80px}section.sub-unit .about-item:nth-child(2n){margin-bottom:80px}}@media only screen and (min-width:1201px)and (min-width:1201px){section.sub-unit .about-item:hover .pic-box img{transform:scale(1.05)}}@media only screen and (min-width:1201px)and (max-width:1200px){section.sub-unit .about-item:active .pic-box img{transform:scale(1.05)}}section.sub-unit .about-item .pic-box{position:relative;display:block;width:100%;overflow:hidden}section.sub-unit .about-item .pic-box:after{content:"";position:absolute;inset:0;background:radial-gradient(117.29% 48.56% at 50.13% 63.67%,#0003,#0000)}section.sub-unit .about-item .pic-box .pic{position:relative}section.sub-unit .about-item .pic-box .pic:before{display:block;width:100%;height:0;padding-bottom:max(103.8461538462%,450px);content:""}section.sub-unit .about-item .pic-box .pic picture{position:absolute;left:0;top:0;display:block;width:100%;height:100%}section.sub-unit .about-item .pic-box .pic img{position:absolute;left:0;top:0;width:100%;height:100%;object-fit:cover}section.sub-unit .about-item .pic-box .pic img{transition:transform .5s}section.sub-unit .about-item .content{position:absolute;inset:0;padding:40px 60px;display:flex;flex-direction:column;justify-content:center;align-items:center;color:#fff}@media only screen and (max-width:1200px){section.sub-unit .about-item .content{padding-inline:40px}}@media only screen and (max-width:575px){section.sub-unit .about-item .content{padding-inline:20px}}section.sub-unit .about-item .title-group{width:100%;flex-wrap:wrap;justify-content:center;gap:10px 20px}section.sub-unit .about-item .title-group .title{width:100%;justify-content:center}section.sub-unit .about-item .title-group .des{width:100%;max-width:480px;text-align:center}section.sub-unit .about-item .title-group .des .para-text{color:#fff}section.sub-unit .about-item .listBox{width:100%;margin-top:var(--space-30-50);padding-top:var(--space-30-50);border-top:1px solid rgba(255,255,255,.5);display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:10px var(--space-30-50)}@media only screen and (max-width:575px){section.sub-unit .about-item .listBox{flex-direction:column}}section.sub-unit .about-item .listItem{width:100%;margin-top:var(--space-30-50);display:flex;gap:10px 50px;justify-content:center}section.videoBlk .title-group{justify-content:center;align-items:center}section.videoBlk .title-group .title{justify-content:center}section.videoBlk .container{grid-column:var(--grid-5)}section.videoBlk .content{margin-top:var(--space-30-50);margin-bottom:var(--space-50-100)}@media only screen and (max-width:575px){section.videoBlk .content{margin-inline:-20px}}@media only screen and (min-width:901px){section.videoBlk .download-item{position:relative}section.videoBlk .download-item:before{display:block;width:100%;height:0;padding-bottom:56.7857142857%;content:""}section.videoBlk .download-item picture{position:absolute;left:0;top:0;display:block;width:100%;height:100%}section.videoBlk .download-item img{position:absolute;left:0;top:0;width:100%;height:100%;object-fit:cover}}@media only screen and (max-width:900px){section.videoBlk .download-item{position:relative}section.videoBlk .download-item:before{display:block;width:100%;height:0;padding-bottom:133.3333333333%;content:""}section.videoBlk .download-item picture{position:absolute;left:0;top:0;display:block;width:100%;height:100%}section.videoBlk .download-item img{position:absolute;left:0;top:0;width:100%;height:100%;object-fit:cover}}