@import url(https://fonts.font.im/css2?family=Quicksand&display=swap);@import url(https://fonts.googleapis.com/css2?family=Share+Tech+Mono&display=swap);@keyframes blink{50%{opacity:0}}@keyframes movement{0%,to{background-size:130vmax 130vmax,80vmax 80vmax,90vmax 90vmax,110vmax 110vmax,90vmax 90vmax;background-position:-80vmax -80vmax,60vmax -30vmax,10vmax 10vmax,-30vmax -10vmax,50vmax 50vmax}25%{background-size:100vmax 100vmax,90vmax 90vmax,100vmax 100vmax,90vmax 90vmax,60vmax 60vmax;background-position:-60vmax -90vmax,50vmax -40vmax,0-20vmax,-40vmax -20vmax,40vmax 60vmax}50%{background-size:80vmax 80vmax,110vmax 110vmax,80vmax 80vmax,60vmax 60vmax,80vmax 80vmax;background-position:-50vmax -70vmax,40vmax -30vmax,10vmax 0,20vmax 10vmax,30vmax 70vmax}75%{background-size:90vmax 90vmax,90vmax 90vmax,100vmax 100vmax,90vmax 90vmax,70vmax 70vmax;background-position:-50vmax -40vmax,50vmax -30vmax,20vmax 0,-10vmax 10vmax,40vmax 60vmax}}@keyframes up-down{0%,to{transform:translateY(0)}20%{transform:translateY(-10%)}}:root{font-size:calc(.425em + .3vw);margin:0;padding:0;overflow-x:hidden}@media only screen and (min-width:1280px){:root{font-size:calc(.425em + .3vw)}}@media only screen and (max-width:900px){:root{font-size:calc(.225em + .2vw)}}body,html{width:100%;margin:0;padding:0;font-family:SF Pro SC,SF Pro Text,SF Pro Icons,PingFang SC,Helvetica Neue,Helvetica,Arial,sans-serif;--rev-percent:0;--perc:0%}button{background:0 0;border:0;box-sizing:initial;color:inherit;cursor:pointer;font:inherit;line-height:inherit;overflow:visible;vertical-align:inherit}.container.title.wrapper{font-weight:600;height:200vh;background-color:#000}.container.title.sticky{font-size:0;display:flex;flex-wrap:wrap;justify-content:center;align-items:center;min-height:100vh;position:sticky;top:0;color:#fff}.title_content_wrapper{display:flex;justify-content:center;align-items:start;margin:0 1rem}.logo{height:calc(4.5rem + var(--rev-percent)*8rem);margin-top:calc(var(--rev-percent)*2rem);margin-right:1rem;transform:rotate(calc(360deg*var(--percent)))}.title_abbr{font-size:calc(4rem + var(--rev-percent)*4rem)}.title_content{font-size:calc(4rem - var(--rev-percent)*4rem);opacity:var(--percent)}.div.keywords h2,.title_chinese{-webkit-background-clip:text;background-clip:text}.title_chinese{font-size:calc(1rem + var(--rev-percent)*4rem);background-image:linear-gradient(75deg,#fff 0,#fff 33.33%,rgba(255,255,255,0) 66.67%,rgba(255,255,255,0) 100%);background-size:300% 100%;background-position-x:var(--perc);color:transparent}.container.keywords.wrapper{display:block;height:400vh;background-color:#fff}.container.keywords.sticky{--padding-top:20vh;min-height:calc(100vh - var(--padding-top));max-height:calc(100vh - var(--padding-top));margin-left:5rem;font-size:4rem;position:sticky;padding-top:var(--padding-top);top:0;color:#000}.mask{height:60vh;position:relative;overflow:hidden}.div.keywords{display:inline-block;position:absolute;height:100%;width:100%;top:20vh;transform:translateY(50%);transition:.5s transform ease-in-out}.div.keywords h2{font-size:10rem;background-size:100% 100%;-webkit-text-fill-color:transparent;background-repeat:no-repeat}.div.keywords[data-show]{transform:translateY(-50%)}.div.keywords[data-up]{transform:translateY(-150%)}.keywords_content{display:flex;justify-content:center;align-items:center;height:100%}.div.keywords:nth-child(1) h2{background-image:linear-gradient(45deg,#0ecffe 50%,#07a6f1)}.div.keywords:nth-child(2) h2{background-image:linear-gradient(45deg,#18e198 50%,#0ec15d)}.div.keywords:nth-child(3) h2{background-image:linear-gradient(45deg,#8a7cfb 50%,#633e9c)}.div.keywords:nth-child(4) h2{background-image:linear-gradient(45deg,#fa7671 50%,#f45f7f)}.keywords_content span{font-size:2rem;width:40%;margin-left:2rem}@media only screen and (max-width:900px){.keywords_content{flex-direction:column}.keywords_content span{width:80%;font-size:3rem}}.container.cards.wrapper{width:-webkit-fill-available;width:moz-available;display:block;height:120vh;background-color:#fafafa}.container.cards.sticky{width:-webkit-fill-available;width:moz-available;font-size:4rem;color:#000;position:relative;top:10%}@media only screen and (min-width:900px){.container.cards.list{--card-w-h-ratio:calc(3 / 4)}}@media only screen and (max-width:900px){.container.cards.list{--card-w-h-ratio:calc(9 / 16)}}.container.cards.list{--card-base-width:min(70vw, calc(60vh * var(--card-w-h-ratio)));--card-hover-scale:1.02;height:calc(var(--card-hover-scale)*1.05*var(--card-base-width)/var(--card-w-h-ratio));margin-top:1%}.cards-title{margin-left:5rem;font-size:1.5rem}.cards-title h1,.flip-cards-title h1{margin:0;margin-bottom:.5rem}.cards-title span{opacity:.5}@media only screen and (max-width:900px){.cards-title{margin-left:10rem;font-size:2.3rem}}.card-set{display:grid;justify-content:start;grid-template-rows:repeat(1,auto);grid-template-columns:max-content;grid-auto-flow:column;grid-column-gap:2rem;column-gap:2rem;grid-row-gap:0;row-gap:0;width:-moz-available;width:-webkit-fill-available;width:fill-available;align-items:center;height:calc(var(--card-hover-scale)*1.05*var(--card-base-width)/var(--card-w-h-ratio));margin:2rem 0;list-style:none;overflow-x:scroll;scroll-snap-type:x mandatory;scrollbar-width:none;-ms-overflow-style:none;scroll-padding-left:10rem;scroll-padding-right:10rem}.card-set::-webkit-scrollbar{width:0;background:0 0}.card{--width:var(--card-base-width);width:var(--width);height:calc(var(--width)/var(--card-w-h-ratio));--size:calc(var(--width) * 0.1);border-radius:calc(var(--size)/2);font-size:calc(var(--size)/2);transition:transform .3s ease-in-out;transform-style:preserve-3d}.card:hover,.card[current]{transform:scale(var(--card-hover-scale))}.list-items{position:relative;box-sizing:border-box;scroll-snap-align:start;margin:0;padding:0;display:list-item}.list-items.placeholder{width:2vw}.card-button-more{position:absolute;top:0;left:0;right:0;bottom:0;cursor:pointer;border-radius:inherit;z-index:1;background:0 0;border:0;box-sizing:initial;color:inherit;font:inherit;line-height:inherit;overflow:visible;vertical-align:inherit;padding:0;margin:0}.card-face{border-radius:calc(var(--size)/2);color:#fff;display:flex;width:100%;height:100%;position:relative;background:var(--background) no-repeat fixed center/cover;background-blend-mode:multiply;background-size:cover}.card-face[popup=match]{--background:url('/static/img/match.JPG'), rgba(0, 0, 0, 0.3);background-position-x:-250px}.card-face[popup=offer]{--background:url('/static/img/offer.jpg'), rgba(0, 0, 0, 0.5)}.card-face[popup=money]{--background:url('/static/img/money.png'), rgba(0, 0, 0, 0.4);background-position-x:-150px}.card-face[popup=train]{--background:url('/static/img/train.png'), rgba(0, 0, 0, 0.3)}.card-face[popup=family]{--background:url('/static/img/family.jpeg'), rgba(0, 0, 0, 0.3);background-position-x:center}.card-face .text{margin:calc(var(--size)/1.2)}.card-face .text h3{font-size:var(--size);margin:0;margin-bottom:calc(var(--size)/4)}.popup-background{position:fixed;top:0;left:0;right:0;bottom:0;-webkit-backdrop-filter:blur(0);backdrop-filter:blur(0);display:none;z-index:10;transition:backdrop-filter .4s ease-in-out,-webkit-backdrop-filter .4s ease-in-out}.popup,.popup-container{display:flex;align-items:center;overflow:auto;box-sizing:border-box}.popup{min-height:100%;justify-content:center;position:fixed;z-index:100;left:0;right:0;top:100%;bottom:0;display:none;margin-bottom:40px;transition:top .4s ease-in-out}.popup-container{flex-direction:column;justify-content:self-start;width:80%;height:calc(100% - 40px);background-color:#fff;border-radius:18px 18px 0 0;box-shadow:0 0 10px 0 rgba(0,0,0,.2);margin-inline-start:auto;margin-inline-end:auto;margin-top:40px;margin-bottom:0;padding:20px;z-index:999}.popup-container::-webkit-scrollbar{display:none}@media only screen and (min-width:1280px){.popup-container{width:88.71%}}@media only screen and (max-width:1068px){.popup-container{width:89.3%}}@media only screen and (max-width:734px){.popup-container{width:90.35%}}@media only screen and (max-width:480px){.popup-container{width:100%}}.btn-icon{--icon-color:#d6d6d7;--icon-background:rgb(51, 51, 54);--icon-hover-color:#fff;--icon-hover-background:#37373a;--icon-active-color:#fff;--icon-active-background:#2f2f32;color:var(--icon-color);background-color:var(--icon-background);width:5rem;height:5rem;border-radius:100%;display:flex;justify-content:center;align-items:center;transition:background 100ms linear,color 100ms linear}.btn-icon svg{fill:currentColor;width:2.5rem;height:2.5rem}.btn-icon:hover{color:var(--icon-hover-color);background-color:var(--icon-hover-background)}.btn-icon:active{color:var(--icon-active-color);background-color:var(--icon-active-background)}.page-button-container{margin-top:3vh;display:flex;justify-content:right;align-items:center}.arrow-button{transition:opacity 100ms linear}.arrow-button .arrow-icon{--icon-color:rgba(0, 0, 0, 0.56);--icon-background:rgba(210, 210, 215, 0.64);--icon-hover-color:rgba(0, 0, 0, 0.64);--icon-hover-background:rgba(223, 223, 227, 0.6976);--icon-active-color:rgba(0, 0, 0, 0.64);--icon-active-background:rgba(193, 193, 198, 0.6544)}.arrow-button:disabled{opacity:.42;cursor:default}.arrow-button:disabled .arrow-icon{--icon-hover-color:var(--icon-color);--icon-hover-background:var(--icon-background);--icon-active-color:var(--icon-color);--icon-active-background:var(--icon-background)}.arrow-icon{color:var(--icon-color);background-color:var(--icon-background);width:4rem;height:4rem}.arrow-icon svg{width:3.5rem;height:3.5rem}@media only screen and (max-width:900px){.arrow-icon{width:8rem;height:8rem}.arrow-icon svg{width:7rem;height:7rem}}.popup-close-btn{position:sticky;order:1;display:flex;align-self:flex-end;justify-content:center;align-items:center;z-index:9999;height:5rem;width:5rem;margin:0;padding:0;margin-inline-end:1.5rem;margin-top:1.5rem;top:1.5rem;border:0;border-radius:50%}.popup-content{order:2;box-sizing:border-box;padding-inline-start:3%;padding-inline-end:3%;padding-top:3%;padding-bottom:3%;margin-top:1rem;width:100%;font-size:1.6rem}.popup-content h2{font-size:3rem;font-weight:400;color:gray}.popup-content p{font-size:4rem;font-weight:600;margin:0}.popup-content-card,.popup-content-card-image{display:flex;flex-direction:column;position:relative}.popup-content-card{width:90%;margin:3%0;background:#fafafa;border-radius:20px;padding:4rem;overflow:hidden;will-change:transform}.popup-content-card b,.popup-content-card span{font-size:3.5rem;font-weight:600;color:gray}.popup-content-card b{margin:1rem 0;color:#000}.popup-content-card-image{width:100%;margin:3rem 0}.popup-content-card-image img{border-radius:20px;width:100%;height:100%;object-fit:cover}.card-more-btn{position:absolute;bottom:4%;right:4%;z-index:9}.more-icon{width:4rem;height:4rem;color:rgba(0,0,0,.56);background-color:rgba(210,210,215,.95)}.more-icon svg{width:1.8rem;height:1.8rem}@media only screen and (max-width:900px){.more-icon{width:10rem;height:10rem}.more-icon svg{width:5rem;height:5rem}}.faq-answer a,.popup-content-card a{color:inherit}@media only screen and (max-width:500px){.popup-content-card-image.schools{--bg:url(/static/img/schools/thu.png) no-repeat center center / cover, url(/static/img/schools/pku.png) no-repeat center center / cover, url(/static/img/schools/cmu.png) no-repeat center center / cover, url(/static/img/schools/kaust.png) no-repeat center center / cover!important}}.popup-content-card-image.offers,.popup-content-card-image.schools{position:relative;width:100%;background:var(--bg)}.popup-content-card-image.offers::after,.popup-content-card-image.schools::after{content:"";display:block;width:100%;height:100%;position:absolute;top:0;right:0;bottom:0;left:0;background:var(--after-bg);opacity:var(--bg-opacity)}.faq-list[sticky] .faq-item[focused] .faq-question,.popup-content-card-image.offers img,.popup-content-card-image.reimbursement img,.popup-content-card-image.schools img{opacity:0}.popup-content-card-image.reimbursement{background:var(--bg) no-repeat left center;background-size:0}.popup-content-card-image.nav-images{display:flex;justify-content:center;align-items:center;flex-direction:column;--nav-item-width:8rem;--nav-item-height:2rem;--nav-item-padding:1rem;--transition-speed:.5s}nav,nav ul{position:relative}nav,nav::after{border-radius:var(--nav-item-height)}nav{background-color:#fff;padding:var(--nav-item-padding)0;box-shadow:0 4px 12px rgba(0,0,0,.1)}nav::after{content:"";display:block;width:calc(var(--nav-item-width) - var(--nav-item-padding));height:calc(var(--nav-item-height) + var(--nav-item-padding));position:absolute;background:#e2e8f0;top:0;left:0;margin:calc(var(--nav-item-padding)/2);transition:var(--transition-speed) all ease-in-out}nav ul{list-style:none;margin:0;padding:0;display:flex;align-items:center;height:var(--nav-item-height);z-index:10}nav ul li{font-size:1.3rem;width:var(--nav-item-width);text-align:center;display:flex}nav ul li label{width:100%;height:100%;cursor:pointer}.nav-bar-element:nth-child(1):checked~nav::after{transform:translatex(0)}.nav-bar-element:nth-child(2):checked~nav::after{transform:translatex(calc(var(--nav-item-width)*1))}.nav-bar-element:nth-child(3):checked~nav::after{transform:translatex(calc(var(--nav-item-width)*2))}.nav-bar-element:nth-child(4):checked~nav::after{transform:translatex(calc(var(--nav-item-width)*3))}.nav-bar-element:nth-child(5):checked~nav::after{transform:translatex(calc(var(--nav-item-width)*4))}.nav-bar-element:nth-child(6):checked~nav::after{transform:translatex(calc(var(--nav-item-width)*5))}.video-play-btn[data-playing=false] .play-icon.pause,input[type=radio]{display:none}.nav-images.content{width:calc(var(--nav-item-width)*6);height:calc(var(--nav-item-width)*6/16*10);background-color:#fff;margin-top:var(--nav-item-height);border-radius:var(--nav-item-padding);display:flex;overflow:hidden;box-shadow:0 4px 12px rgba(0,0,0,.1)}.nav-images.content div{width:calc(var(--nav-item-width)*6);background-color:#000;flex-shrink:0;transition:var(--transition-speed) all ease-in-out;background-size:cover}.nav-images.content div:nth-child(1){background-image:url(/static/img/match/match-7.jpg)}.nav-images.content div:nth-child(2){background-image:url(/static/img/match/match-1.jpg)}.nav-images.content div:nth-child(3){background-image:url(/static/img/match/match-3.jpg)}.nav-images.content div:nth-child(4){background-image:url(/static/img/match/match-4.jpg)}.nav-images.content div:nth-child(5){background-image:url(/static/img/match/match-6.jpg)}.nav-images.content div:nth-child(6){background-image:url(/static/img/match/match-2.jpg)}.nav-bar-element:nth-child(1):checked~.nav-images.content div{transform:translatex(calc(var(--nav-item-width)*6*0))}.nav-bar-element:nth-child(2):checked~.nav-images.content div{transform:translatex(calc(var(--nav-item-width)*6*-1))}.nav-bar-element:nth-child(3):checked~.nav-images.content div{transform:translatex(calc(var(--nav-item-width)*6*-2))}.nav-bar-element:nth-child(4):checked~.nav-images.content div{transform:translatex(calc(var(--nav-item-width)*6*-3))}.nav-bar-element:nth-child(5):checked~.nav-images.content div{transform:translatex(calc(var(--nav-item-width)*6*-4))}.nav-bar-element:nth-child(6):checked~.nav-images.content div{transform:translatex(calc(var(--nav-item-width)*6*-5))}.popup-content-card-image.video-card video{object-fit:cover;position:relative;left:0;border-radius:20px}.video-play-btn{position:absolute;bottom:3%;right:0;transform:translate(-50%,-50%)}.video-play-btn .play-icon{width:4rem;height:4rem;--icon-color:rgba(0, 0, 0, 0.56);--icon-background:rgb(232, 232, 237, 0.60);--icon-hover-color:rgba(0, 0, 0, 0.5952);--icon-hover-background:#ececf0;--icon-active-color:rgba(0, 0, 0, 0.5952);--icon-active-background:#dfdfe4}.video-play-btn .play-icon svg{width:2.3rem;height:2.3rem}@media only screen and (max-width:900px){.video-play-btn .play-icon{width:8rem;height:8rem}.video-play-btn .play-icon svg{width:4rem;height:4rem}}.top-bar,.video-play-btn[data-playing=false] .play-icon.play,.video-play-btn[data-playing=true] .play-icon.pause{display:flex}.video-play-btn[data-playing=true] .play-icon.play{display:none}.popup-content-card-image.video-card .hint{align-self:center;margin-top:.5rem;font-size:1rem;opacity:.5}.container.terminal.wrapper{width:-webkit-fill-available;width:moz-available;height:900vh;background-color:#1e1e1e;--color-prime-1:#43C733;--color-prime-2:#D6492F;--color-prime-3:#41C4D1;--color-prime-4:#6B42F6;--color-prime-5:#B9B72F;--color-white:#fff;--color-fade:#D4DBE1;--top-bar-background:#3e3e3e;--top-bar-title:#bababa;--top-bar-box-shadow:0px 4px 5px rgba(0, 0, 0, .12)}.top-bar{justify-content:space-between;align-items:center;padding:0 2%;background-color:var(--top-bar-background);height:35px;position:sticky;top:0;z-index:999;box-shadow:var(--top-bar-box-shadow)}.terminal-close-btns{position:absolute;left:20px;width:60px}.terminal-title{font-size:15px;color:var(--top-bar-title);width:fill-available;width:-webkit-fill-available;width:-moz-available;display:flex;justify-content:center;align-items:center}.terminal-close-btns img{width:100%}.terminal-body{display:block;color:#fff;position:sticky;top:40px;max-height:calc(100vh - 40px);overflow:scroll;font-family:monospace,Cascadia Code,Fira Code,Monaco,Courier New,Consolas,Menlo,"Microsoft YaHei","PingFang SC","Source Han Sans SC","Noto Sans CJK SC","WenQuanYi Micro Hei",sans-serif}.terminal-result{display:flex;flex-direction:column;justify-content:left;align-items:left}.terminal-line{padding-left:2rem;padding-right:2rem;font-size:2rem;display:flex;display:-webkit-flex;flex-direction:row;flex-wrap:nowrap;justify-content:flex-start;align-items:center;width:fill-available;width:-webkit-fill-available;width:-moz-available;max-width:100%;word-wrap:break-word;white-space:normal}.terminal-prompt{display:inline-block;overflow:hidden;width:auto}.terminal-command,.terminal-prompt div{overflow:hidden;white-space:nowrap;width:fit-content}.terminal-prompt .prompt-start{color:var(--color-prime-4);font-weight:600}.terminal-prompt .prompt-end{color:var(--color-prime-2);font-weight:600}.terminal-prompt .prompt-user{color:var(--color-prime-3)}.terminal-prompt .prompt-separator{color:var(--color-white)}.terminal-prompt .prompt-host{color:var(--color-prime-1)}.terminal-prompt .prompt-dir{color:var(--color-prime-5);font-weight:600}.terminal-command{display:inline-block;width:auto;--cmd-max-width:50%;max-width:0;transition:max-width 1s steps(16,end)}@media only screen and (max-width:900px){.terminal-command{--cmd-max-width:80%}}.terminal-command .command-cmd{color:var(--color-prime-1)}.markdown-body b,.terminal-command .command-arg,.terminal-command .command-option{color:var(--color-white)}.valid-dir{text-decoration:underline}.terminal-result{display:none}.terminal-cursor{width:1.5rem;height:3rem;background-color:#fff;margin-left:.3rem;border:1px solid #fff;animation:blink 1s infinite;animation-timing-function:step-end}.prime-color-1{color:var(--color-prime-1)}.prime-color-2{color:var(--color-prime-2)}.prime-color-3{color:var(--color-prime-3)}.prime-color-4{color:var(--color-prime-4)}.prime-color-5{color:var(--color-prime-5)}.bold{font-weight:600}.markdown-body{font-weight:400;color:var(--color-fade)}.markdown-body b{font-weight:600}.markdown-cite{margin-left:2rem;color:var(--color-fade);border-left:3px solid var(--color-fade)}.terminal-block{display:none;max-height:5rem;overflow:hidden;white-space:nowrap;transition:none}.container.faq.wrapper{height:800vh;background-color:#fff}.faq-list{margin:0;height:100vh;display:grid;unicode-bidi:isolate;list-style:none;padding:0;position:sticky;top:0;grid-template-columns:1fr;grid-template-rows:1fr 1fr 1fr 1fr 1fr 1fr;transition:all .5s cubic-bezier(.4,0,.2,1);opacity:min(calc(8*var(--rev-percent)),calc(8*var(--percent)));--base-gradient-percent-max:-230%;--base-gradient-end:100%;--end-offset:max(0%, calc((var(--rev-percent) - 0.75) / 0.25 * var(--base-gradient-end)));--base-gradient-percent-1:calc(max(calc(var(--rev-percent) * 4 * var(--base-gradient-percent-max)), var(--base-gradient-percent-max)) - var(--end-offset));--base-gradient-percent-2:calc(var(--base-gradient-percent-1) + 50%);--base-gradient-percent-3:calc(var(--base-gradient-percent-2) + 50%);--base-gradient-percent-4:calc(var(--base-gradient-percent-3) + 50%);--base-gradient-percent-5:calc(var(--base-gradient-percent-4) + 50%);--base-gradient-percent-6:calc(var(--base-gradient-percent-5) + 50%);--base-gradient-percent-7:calc(var(--base-gradient-percent-6) + 50%);--base-gradient-percent-8:calc(var(--base-gradient-percent-7) + 50%);--base-gradient-offset:50%;--gradient-angle:90deg;--gradient-color-1:#004492;--gradient-color-2:#bfe6b3;--gradient-color-3:#a3a7e7;--gradient-color-4:#030619;--gradient-color-5:#180644;--gradient-color-6:#3e2c98;--gradient-color-7:#e2dbc9;--gradient-color-8:#ec8535}.faq-item:nth-child(1),.faq-item:nth-child(6){--gradient-offset:var(--base-gradient-offset)}.faq-item:nth-child(2),.faq-item:nth-child(5){--gradient-offset:calc(var(--base-gradient-offset) - 5%)}.faq-item:nth-child(3),.faq-item:nth-child(4){--gradient-offset:calc(var(--base-gradient-offset) - 8%)}.faq-item:nth-child(1){--q-opacity:min(min(0.8, calc((var(--rev-percent) - 0.0) / 0.2)), calc((var(--percent) - 0.15) / 0.2))}.faq-item:nth-child(2){--q-opacity:min(min(0.8, calc((var(--rev-percent) - 0.03) / 0.2)), calc((var(--percent) - 0.12) / 0.2))}.faq-item:nth-child(3){--q-opacity:min(min(0.8, calc((var(--rev-percent) - 0.06) / 0.2)), calc((var(--percent) - 0.09) / 0.2))}.faq-item:nth-child(4){--q-opacity:min(min(0.8, calc((var(--rev-percent) - 0.09) / 0.2)), calc((var(--percent) - 0.06) / 0.2))}.faq-item:nth-child(5){--q-opacity:min(min(0.8, calc((var(--rev-percent) - 0.12) / 0.2)), calc((var(--percent) - 0.03) / 0.2))}.faq-item:nth-child(6){--q-opacity:min(min(0.8, calc((var(--rev-percent) - 0.15) / 0.2)), calc((var(--percent) - 0.0) / 0.2))}.faq-item{--gradient-percent-1:calc(var(--base-gradient-percent-1) + var(--gradient-offset));--gradient-percent-2:calc(var(--base-gradient-percent-2) + var(--gradient-offset));--gradient-percent-3:calc(var(--base-gradient-percent-3) + var(--gradient-offset));--gradient-percent-4:calc(var(--base-gradient-percent-4) + var(--gradient-offset));--gradient-percent-5:calc(var(--base-gradient-percent-5) + var(--gradient-offset));--gradient-percent-6:calc(var(--base-gradient-percent-6) + var(--gradient-offset));--gradient-percent-7:calc(var(--base-gradient-percent-7) + var(--gradient-offset));--gradient-percent-8:calc(var(--base-gradient-percent-8) + var(--gradient-offset));--gradient:var(--gradient-angle), var(--gradient-color-1) var(--gradient-percent-1), var(--gradient-color-2) var(--gradient-percent-2), var(--gradient-color-3) var(--gradient-percent-3), var(--gradient-color-4) var(--gradient-percent-4), var(--gradient-color-5) var(--gradient-percent-5), var(--gradient-color-6) var(--gradient-percent-6), var(--gradient-color-7) var(--gradient-percent-7), var(--gradient-color-8) var(--gradient-percent-8);background-image:url(/static/img/noise.png),linear-gradient(var(--gradient));background-blend-mode:normal;box-shadow:inset 0-60px 50px -40px rgba(0,0,0,.05);display:flex;flex-direction:column;justify-content:center;align-items:flex-start;position:relative;padding-left:3%}.faq-answer,.faq-question{transition:opacity .3s ease-in-out}.faq-question{font-size:3rem;font-weight:600;opacity:var(--q-opacity);color:#fff}.faq-answer{font-size:2rem;display:flex;flex-direction:column;max-width:60%;position:absolute;opacity:0;color:rgba(255,255,255,.7)}@media only screen and (max-width:900px){.faq-answer{max-width:57%;font-size:3rem}.faq-question{font-size:4rem}}.faq-answer b{font-weight:600;color:#fff}.faq-list[sticky] .faq-item[focused] .faq-answer{opacity:1}.container.business-card-wrapper{height:400vh;background-color:#fff;width:-webkit-fill-available;width:moz-available}.business-card,.business-card-container{display:flex;justify-content:center;align-items:center}.business-card-container{height:100vh;width:-webkit-fill-available;width:moz-available;position:sticky;top:0;background-color:#e493d0;background-image:radial-gradient(closest-side,#eb694e,rgba(235,105,78,0)),radial-gradient(closest-side,#f30ba4,rgba(243,11,164,0)),radial-gradient(closest-side,#feea83,rgba(254,234,131,0)),radial-gradient(closest-side,#aa8ef5,rgba(170,142,245,0)),radial-gradient(closest-side,#f8c093,rgba(248,192,147,0));background-size:130vmax 130vmax,80vmax 80vmax,90vmax 90vmax,110vmax 110vmax,90vmax 90vmax;background-position:-80vmax -80vmax,60vmax -30vmax,10vmax 10vmax,-30vmax -10vmax,50vmax 50vmax;background-repeat:no-repeat;animation:10s movement linear infinite;opacity:calc(4*var(--rev-percent))}.business-card{flex-direction:column;--w-h-radio:calc(3 / 2);--width:45vw;width:var(--width);height:calc(var(--width)/var(--w-h-radio));box-shadow:2px 2px 12px 8px rgba(0,0,0,.1);background-color:rgba(217 217 217/11%);border-radius:12px;background-image:url(/static/img/noise.png);transform:translateY(max(calc(-20%*var(--rev-percent) + 10%),0%));font-family:"QuickSand","Helvetica Neue",-apple-system,system-ui,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,BlinkMacSystemFont,Helvetica Neue,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Arial,sans-serif}.business-card,.business-card *{transform-style:preserve-3d}.business-card-header{align-items:center;width:calc(var(--width)/45*8);height:calc(var(--width)/45*8);top:calc(var(--width)/45*1);left:calc(var(--width)/45*1.8);transform:translateZ(.1px)}.business-card-footer,.business-card-header,.business-card-title{display:flex;justify-content:center;position:absolute}.business-card-footer{align-items:center;width:calc(var(--width)/45*13);height:calc(var(--width)/45*13);top:0;right:0;transform:translateY(60%) translateX(-35%) translateZ(.1px) rotateZ(0deg);display:none}.business-card-footer img,.business-card-header img,.scroll-up-icon svg{width:100%;height:100%}.business-card-title{flex-direction:column;align-items:flex-start;padding-left:calc(var(--width)/45*2);left:0;top:calc(var(--width)/45*12.5);width:100%;transform:translateY(-50%) translateZ(calc(var(--width)/45*1));text-shadow:0 0 15px rgba(0,0,0,.18)}.business-card-title .cn{font-size:calc(var(--width)/45*3.5);letter-spacing:.2rem;font-weight:600;color:rgba(250,250,250,.8)}.business-card-title .en{font-size:calc(var(--width)/45*1.5);font-weight:400;color:rgba(250,250,250,.4);transform:translateZ(-calc(var(--width)/45*.5))}.note{font-size:calc(var(--width)/45*1.8);font-weight:400;color:rgba(250,250,250,.6);position:absolute;bottom:calc(var(--width)/45*8.3)}.business-card-button-container{display:grid;grid-template-columns:1fr 1px 1fr 1px 1fr 1px 1fr;align-items:center;background-color:rgba(0,0,0,.03);background-image:url(/static/img/noise.png);height:calc(var(--width)/45*8);border-radius:0 0 12px 12px;position:absolute;bottom:0;width:100%}.business-card-button,.business-card-button a{color:rgba(250,250,250,.8);width:100%;height:100%;display:flex;justify-content:center;align-items:center}.business-card-button{font-size:calc(var(--width)/45*1.5);transition:all .25s ease-in-out;transform:translateZ(calc(var(--width)/45*1))}.business-card-button:hover{transform:translateZ(calc(var(--width)/45*2)) scale(1.03)}.business-card-button a{text-decoration:none}.business-card-button button{width:100%;height:100%;text-align:center;text-shadow:0 0 5px rgba(0,0,0,.15)}.business-card-button-container>split{width:1px;height:80%;background-color:rgba(250,250,250,.3)}@media only screen and (max-width:900px){.business-card{--width:90vw}}.container.pocker.wrapper{height:300vh;background-color:#000}.container.pocker.sticky{min-height:100vh;position:sticky;top:0}.flip-cards-title{font-size:2rem;color:#fff;text-align:center;position:absolute;top:15%;left:0;transform:translateY(-50%);width:100%}.flip-cards-title span{opacity:.5}.pocker-container{--w-h-radio:calc(2/3);--total-card-count:6;height:80vh;width:-webkit-fill-available;width:moz-available;display:flex;position:relative;opacity:calc(min(8*var(--rev-percent),8*(var(--percent) - .125)))}.card-flip,.flip,.side{border-radius:var(--border-radius)}.card-flip{--base-width:15vw;--width:var(--base-width);--border-radius:calc(var(--width) / 17);--rotate-angle:100deg;height:calc(var(--width)/var(--w-h-radio));width:var(--width);position:absolute;top:70%;left:50%;--fade-in-percent:max(0, min((var(--rev-percent) - 0) * 8, 1));--fade-out-percent:max(0, min((var(--percent) - 0.2) * 8, 1));--perc:min(var(--fade-in-percent), var(--fade-out-percent));--base-transform:translate(calc(-50% + 25% * var(--perc)), -50%);--transform:var(--base-transform) rotateZ(calc(((-1 * var(--rotate-angle) / 1.45) + (var(--rotate-angle) / var(--total-card-count) * var(--index))) * var(--perc)));transform:var(--transform);transform-origin:25% 100%;transition:all .4s ease;cursor:pointer}.flip,.side{width:100%;height:100%}.flip{backface-visibility:hidden;transition:all 2s cubic-bezier(.19,1,.22,1);transform-style:preserve-3d}.card-flip[flipped]{--width:calc(var(--base-width) * 1.5);position:fixed;top:50%;left:50%;transform:translate(-50%,-50%) rotateZ(0deg)!important;z-index:calc(var(--total-card-count) + 2)!important;cursor:default}.card-flip[flipped] .flip{transform:rotateY(540deg) rotateZ(90deg)}.side{color:#333;position:absolute;left:0;top:0;box-shadow:0 0 calc(var(--width)/50) rgba(120,120,120,.28);backdrop-filter:blur(3.5px);-webkit-backdrop-filter:blur(3.5px);background-color:rgba(230 230 230/60%);background-image:url(/static/img/noise.png)}.side.front{font-family:"Share Tech Mono","Rubik Glitch Pop","Ga Maamli","Times New Roman",Times,serif;z-index:2}.black-joker,.club,.spade{--color:#0a0a0a;color:var(--color);fill:var(--color)}.diamond,.heart,.red-joker{--color:#c01010;color:var(--color);fill:var(--color)}.pocker-face,.pocker-title{font-weight:600;text-align:center}.pocker-face{font-size:calc(var(--width)/6);line-height:.8;color:currentColor;letter-spacing:calc(-1*var(--width)/40)}.pocker-face .suit{font-size:calc(var(--width)/5.8);width:100%}.pocker-face .suit img{width:100%;height:100%;color:currentColor}.pocker-face.top-left{position:absolute;top:calc(var(--width)/20);left:calc(var(--width)/20)}.pocker-face.bottom-right{position:absolute;bottom:calc(var(--width)/20);right:calc(var(--width)/20);transform:rotate(180deg)}.pocker-title{font-size:calc(var(--width)/7);width:100%}.pocker-title.center{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.joker .pocker-face{transform:none;writing-mode:vertical-rl;text-orientation:upright;font-size:calc(var(--width)/8.5);letter-spacing:calc(-1*var(--width)/40)}.side.back{backface-visibility:hidden;transform:rotateY(180deg)!important;width:100%;height:100%;z-index:1}.intro{--padding:calc(var(--width) / 10);padding:var(--padding);width:calc(100% - 2*var(--padding));height:calc(100% - 2*var(--padding));text-orientation:sideways;writing-mode:vertical-rl;color:#000;font-family:"Share Tech Mono",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen,Ubuntu,Cantarell,"Open Sans","Helvetica Neue",sans-serif}.intro-keywords,.intro-title{font-size:calc(var(--width)/10);font-weight:600;text-align:left;margin:0;padding:0;opacity:.8}.intro-keywords{font-size:calc(var(--width)/30);font-weight:400;margin-left:calc(var(--width)/20);opacity:.5}.intro-keywords::before{content:"关键词:"}.intro-content,.intro-subtitle{text-align:left;margin:0;padding:0;margin-right:calc(var(--width)/40)}.intro-content{font-size:calc(var(--width)/23);font-weight:400;text-indent:calc(var(--width)/21);color:rgba(0,0,0,.7)}.intro-content b{font-weight:600;color:rgba(0,0,0,.8)}.intro-subtitle{font-size:calc(var(--width)/20);font-weight:600;opacity:.8}.intro-subtitle::before{content:">"}.intro.compact{--padding:calc(var(--width) / 17)}.intro.compact .intro-title{font-size:calc(var(--width)/13)}.intro.compact .intro-keywords{margin-left:calc(var(--width)/50)}.intro.compact .intro-content{font-size:calc(var(--width)/25.5);margin-right:calc(var(--width)/50)}.intro.compact .intro-subtitle{font-size:calc(var(--width)/22)}.card-flip[flipped] .front{background-color:none;backdrop-filter:none;-webkit-backdrop-filter:none;background-image:none;z-index:-1;opacity:.8}.card-flip[flipped] .back{z-index:99}.flip-background{cursor:pointer}@media only screen and (max-width:600px){.card-flip{--base-width:21vw;--rotate-angle:100deg;left:52%;top:80%;--transform:rotateZ(calc(((-1 * var(--rotate-angle) / 1.1) + (var(--rotate-angle) / var(--total-card-count) * var(--index))) * var(--perc))) translateY(calc(-20% * var(--index))) translateX(calc(13% * var(--index))) var(--base-transform)}.side{background-color:rgba(255 255 255/80%)}.flip-cards-title{font-size:3rem}.card-flip[flipped]{--width:calc(var(--base-width) * 2.5);left:48%}}.scroll-up-icon{width:var(--icon-size);height:var(--icon-size);fill:var(--color);animation:up-down 1.5s infinite}.scroll-up-icon svg{transform:translateY(10%)}.scroll-up-icon:hover{animation-play-state:paused}.scroll-hint,footer{width:100%;position:absolute;display:flex;justify-content:center;align-items:center}.title .scroll-hint{--color:gray;--icon-size:2.3rem;bottom:0;left:0;font-size:1.8rem;font-weight:100;color:var(--color);opacity:calc(1 - 8*var(--rev-percent))}.keywords .scroll-hint{--color:#b0b0b0;--icon-size:3rem;bottom:2vh;left:0;opacity:calc(1 - 8*(var(--rev-percent) - .875))}.pocker .scroll-hint{--color:gray;--icon-size:3rem;bottom:1vh;left:0;opacity:calc(.4 - max(8*(var(--rev-percent) - .875)*.4,0))}.faq-list .scroll-hint{--color:#b0b0b0;--icon-size:3rem;bottom:.5vh;left:0;opacity:calc(.3 - max(8*(var(--rev-percent) - .875)*.3,0))}footer{flex-direction:column;justify-content:flex-end;bottom:1vh;left:0;width:-webkit-fill-available;width:moz-available;background-color:transparent;color:#fafafa;text-shadow:0 0 3px rgba(0,0,0,.3);font-family:"Share Tech Mono","Rubik Glitch Pop","Ga Maamli","Times New Roman",Times,serif}