.site-transition-module__obbrNq__layer{z-index:2000;visibility:hidden;pointer-events:none;isolation:isolate;position:fixed;inset:0;overflow:hidden}.site-transition-module__obbrNq__layer:not([data-phase=idle]){visibility:visible;pointer-events:auto}.site-transition-module__obbrNq__introLoader{z-index:5;visibility:hidden;background:#030406;place-items:center;display:grid;position:absolute;inset:0;overflow:hidden}.site-transition-module__obbrNq__loaderBelts{grid-template-columns:repeat(10,1fr);display:grid;position:absolute;inset:0}.site-transition-module__obbrNq__loaderBelts i{background:#d2d2d2;display:block;transform:scaleY(1)}.site-transition-module__obbrNq__loaderBelts i:nth-child(2n){transform-origin:top}.site-transition-module__obbrNq__loaderBelts i:nth-child(odd){transform-origin:bottom}.site-transition-module__obbrNq__loaderCenter{z-index:2;justify-items:center;gap:18px;display:grid;position:relative}.site-transition-module__obbrNq__loaderFrame{aspect-ratio:1;place-items:center;width:clamp(176px,15vw,220px);display:grid;position:relative}.site-transition-module__obbrNq__loaderBorder{width:100%;height:100%;position:absolute;inset:0;overflow:visible}.site-transition-module__obbrNq__loaderBorder rect{fill:none;stroke:#434343;stroke-width:.65px;stroke-dasharray:1;stroke-dashoffset:1px}.site-transition-module__obbrNq__loaderSymbol{opacity:0;filter:grayscale()brightness(0);width:48%;height:auto}.site-transition-module__obbrNq__loaderCorner{--corner-x:0;--corner-y:0;--corner-rotation:0deg;opacity:0;width:13px;height:13px;position:absolute}.site-transition-module__obbrNq__loaderCorner:before,.site-transition-module__obbrNq__loaderCorner:after{content:"";background:#555;position:absolute}.site-transition-module__obbrNq__loaderCorner:before{width:13px;height:1px;top:6px;left:0}.site-transition-module__obbrNq__loaderCorner:after{width:1px;height:13px;top:0;left:6px}.site-transition-module__obbrNq__loaderCorner[data-corner="0"]{--corner-x:-18vw;--corner-y:-22vh;--corner-rotation:-720deg;top:-6px;left:-6px}.site-transition-module__obbrNq__loaderCorner[data-corner="1"]{--corner-x:18vw;--corner-y:-22vh;--corner-rotation:720deg;top:-6px;right:-6px}.site-transition-module__obbrNq__loaderCorner[data-corner="2"]{--corner-x:-18vw;--corner-y:22vh;--corner-rotation:720deg;bottom:-6px;left:-6px}.site-transition-module__obbrNq__loaderCorner[data-corner="3"]{--corner-x:18vw;--corner-y:22vh;--corner-rotation:-720deg;bottom:-6px;right:-6px}.site-transition-module__obbrNq__loaderTagline{color:#161616;opacity:0;white-space:nowrap;font-size:12px;font-weight:600}.site-transition-module__obbrNq__loaderCounter{color:#323232;width:min(260px,68vw);font-family:var(--font-mono);opacity:0;gap:9px;display:grid}.site-transition-module__obbrNq__loaderProgressTrack{background:#23232329;width:100%;height:2px;display:block;position:relative;overflow:hidden}.site-transition-module__obbrNq__loaderProgressTrack i{width:100%;height:100%;transform:scaleX(var(--loader-progress,0));transform-origin:0;background:#262626;transition:transform .26s cubic-bezier(.22,1,.36,1);display:block}.site-transition-module__obbrNq__loaderProgressMeta{align-items:baseline;min-height:18px;display:flex}.site-transition-module__obbrNq__loaderProgressMeta strong{color:#181818;font-variant-numeric:tabular-nums;min-width:3ch;font-size:12px;line-height:1}.site-transition-module__obbrNq__loaderProgressMeta small{color:#4a4a4a;margin-left:2px;font-size:8px}.site-transition-module__obbrNq__loaderProgressMeta span{color:#4d4d4d;font-family:var(--font-sans);margin-left:auto;font-size:10px}.site-transition-module__obbrNq__loaderCounter button{color:#1b1b1b;cursor:pointer;background:0 0;border:1px solid #3b3b3b;justify-self:center;padding:8px 18px}.site-transition-module__obbrNq__layer[data-phase=intro] .site-transition-module__obbrNq__introLoader{visibility:visible}html[data-site-intro=pending] .site-transition-module__obbrNq__introLoader{visibility:visible}.site-transition-module__obbrNq__layer[data-phase=intro] .site-transition-module__obbrNq__veil,.site-transition-module__obbrNq__layer[data-phase=intro] .site-transition-module__obbrNq__clouds,.site-transition-module__obbrNq__layer[data-phase=intro] .site-transition-module__obbrNq__introBrand{display:none}html[data-site-intro=pending] .site-transition-module__obbrNq__veil{display:none}html[data-site-intro=pending] .site-transition-module__obbrNq__clouds{display:none}html[data-site-intro=pending] .site-transition-module__obbrNq__introBrand{display:none}.site-transition-module__obbrNq__layer[data-phase=intro] .site-transition-module__obbrNq__loaderCenter{animation:.86s cubic-bezier(.4,0,.2,1) both site-transition-module__obbrNq__loaderCenterExit}.site-transition-module__obbrNq__layer[data-phase=intro] .site-transition-module__obbrNq__loaderBelts i{animation:.82s cubic-bezier(.76,0,.24,1) both site-transition-module__obbrNq__loaderBeltExit;animation-delay:var(--belt-delay,0s)}.site-transition-module__obbrNq__layer[data-phase=intro] .site-transition-module__obbrNq__loaderBelts i:first-child{--belt-delay:0s}.site-transition-module__obbrNq__layer[data-phase=intro] .site-transition-module__obbrNq__loaderBelts i:nth-child(2){--belt-delay:34ms}.site-transition-module__obbrNq__layer[data-phase=intro] .site-transition-module__obbrNq__loaderBelts i:nth-child(3){--belt-delay:68ms}.site-transition-module__obbrNq__layer[data-phase=intro] .site-transition-module__obbrNq__loaderBelts i:nth-child(4){--belt-delay:.102s}.site-transition-module__obbrNq__layer[data-phase=intro] .site-transition-module__obbrNq__loaderBelts i:nth-child(5){--belt-delay:.136s}.site-transition-module__obbrNq__layer[data-phase=intro] .site-transition-module__obbrNq__loaderBelts i:nth-child(6){--belt-delay:.17s}.site-transition-module__obbrNq__layer[data-phase=intro] .site-transition-module__obbrNq__loaderBelts i:nth-child(7){--belt-delay:.204s}.site-transition-module__obbrNq__layer[data-phase=intro] .site-transition-module__obbrNq__loaderBelts i:nth-child(8){--belt-delay:.238s}.site-transition-module__obbrNq__layer[data-phase=intro] .site-transition-module__obbrNq__loaderBelts i:nth-child(9){--belt-delay:.272s}.site-transition-module__obbrNq__layer[data-phase=intro] .site-transition-module__obbrNq__loaderBelts i:nth-child(10){--belt-delay:.306s}:is(.site-transition-module__obbrNq__layer[data-phase=loading],.site-transition-module__obbrNq__layer[data-phase=intro]) .site-transition-module__obbrNq__loaderCorner{animation:.9s cubic-bezier(.16,1,.3,1) both site-transition-module__obbrNq__loaderCornerArrive}:is(.site-transition-module__obbrNq__layer[data-phase=loading],.site-transition-module__obbrNq__layer[data-phase=intro]) .site-transition-module__obbrNq__loaderSymbol{animation:1.1s cubic-bezier(.16,1,.3,1) .26s both site-transition-module__obbrNq__loaderSymbolAssemble}:is(.site-transition-module__obbrNq__layer[data-phase=loading],.site-transition-module__obbrNq__layer[data-phase=intro]) .site-transition-module__obbrNq__loaderBorder rect{animation:1.05s cubic-bezier(.65,0,.35,1) .98s both site-transition-module__obbrNq__loaderBorderDraw}:is(.site-transition-module__obbrNq__layer[data-phase=loading],.site-transition-module__obbrNq__layer[data-phase=intro]) .site-transition-module__obbrNq__loaderTagline{animation:.62s ease-out 1.45s both site-transition-module__obbrNq__loaderDetailIn}:is(.site-transition-module__obbrNq__layer[data-phase=loading],.site-transition-module__obbrNq__layer[data-phase=intro]) .site-transition-module__obbrNq__loaderCounter{animation:.62s ease-out .72s both site-transition-module__obbrNq__loaderCounterIn}.site-transition-module__obbrNq__veil,.site-transition-module__obbrNq__clouds,.site-transition-module__obbrNq__introBrand{position:absolute;inset:0}.site-transition-module__obbrNq__veil{z-index:1;background:linear-gradient(#f2f6f4e0,#f2f6f4e0),url(/images/atmosphere/ground-atmosphere-v1.png) 50%/cover no-repeat,#edf1ef;transform:translateY(104%)}.site-transition-module__obbrNq__clouds{z-index:2;transform:translateY(112%)}.site-transition-module__obbrNq__clouds i{opacity:.78;background:url(/images/atmosphere/cloud-transition-01.png) 50%/contain no-repeat;width:68vw;height:72vh;position:absolute;bottom:-22%;left:-18%}.site-transition-module__obbrNq__clouds i:nth-child(2){background-image:url(/images/atmosphere/cloud-transition-02.png);width:72vw;bottom:-34%;left:18%;transform:scaleX(-1)}.site-transition-module__obbrNq__clouds i:nth-child(3){background-image:url(/images/atmosphere/cloud-transition-03.png);width:70vw;bottom:-16%;left:auto;right:-22%}.site-transition-module__obbrNq__clouds i:nth-child(4){background-image:url(/images/atmosphere/cloud-transition-05.png);width:78vw;bottom:-48%;left:auto;right:8%;transform:scaleX(-1)}.site-transition-module__obbrNq__introBrand{z-index:3;opacity:0;place-content:center;justify-items:center;gap:18px;padding:32px;display:grid;transform:translateY(14px)scale(.98)}.site-transition-module__obbrNq__introBrand img{width:clamp(280px,36vw,520px);height:auto}.site-transition-module__obbrNq__introBrand strong{color:#f8f9f7db;font-size:clamp(14px,1.25vw,18px);font-weight:600}html[data-site-intro=pending] .site-transition-module__obbrNq__layer{visibility:visible;pointer-events:auto}html[data-site-intro=pending]{overflow:hidden}.site-transition-module__obbrNq__layer[data-phase=intro] .site-transition-module__obbrNq__veil{background-blend-mode:multiply;background:#050609 url(/images/atmosphere/ground-atmosphere-v1.png) 50%/cover no-repeat;transform:translate(0,0)}html[data-site-intro=pending] .site-transition-module__obbrNq__veil{background-blend-mode:multiply;background:#050609 url(/images/atmosphere/ground-atmosphere-v1.png) 50%/cover no-repeat;transform:translate(0,0)}html[data-site-intro=pending] .site-transition-module__obbrNq__clouds{opacity:.42;transform:translateY(32%)scale(1.02)}html[data-site-intro=pending] .site-transition-module__obbrNq__introBrand{opacity:1;transform:translateY(14px)scale(.98)}.site-transition-module__obbrNq__layer[data-phase=intro] .site-transition-module__obbrNq__veil{will-change:opacity, transform;animation:1.5s cubic-bezier(.4,0,.2,1) both site-transition-module__obbrNq__introVeil}.site-transition-module__obbrNq__layer[data-phase=intro] .site-transition-module__obbrNq__clouds{will-change:opacity, transform;animation:1.5s cubic-bezier(.4,0,.2,1) both site-transition-module__obbrNq__introClouds}.site-transition-module__obbrNq__layer[data-phase=intro] .site-transition-module__obbrNq__clouds i{opacity:.42}.site-transition-module__obbrNq__layer[data-phase=intro] .site-transition-module__obbrNq__clouds i:nth-child(4){opacity:.24}.site-transition-module__obbrNq__layer[data-phase=intro] .site-transition-module__obbrNq__introBrand{will-change:opacity, transform;animation:1.5s cubic-bezier(.16,1,.3,1) both site-transition-module__obbrNq__introBrand}.site-transition-module__obbrNq__layer[data-phase=covering] .site-transition-module__obbrNq__veil{will-change:transform;animation:.5s cubic-bezier(.4,0,.2,1) both site-transition-module__obbrNq__veilCover}.site-transition-module__obbrNq__layer[data-phase=covering] .site-transition-module__obbrNq__clouds{will-change:transform, opacity;animation:.52s cubic-bezier(.45,0,.55,1) both site-transition-module__obbrNq__cloudsCover}.site-transition-module__obbrNq__layer[data-phase=revealing] .site-transition-module__obbrNq__veil{will-change:transform;animation:.62s cubic-bezier(.4,0,.2,1) both site-transition-module__obbrNq__veilReveal}.site-transition-module__obbrNq__layer[data-phase=revealing] .site-transition-module__obbrNq__clouds{will-change:transform, opacity;animation:.62s cubic-bezier(.45,0,.55,1) both site-transition-module__obbrNq__cloudsReveal}@keyframes site-transition-module__obbrNq__veilCover{0%{transform:translateY(104%)}to{transform:translate(0,0)}}@keyframes site-transition-module__obbrNq__cloudsCover{0%{opacity:.45;transform:translateY(112%)scale(.98)}to{opacity:1;transform:translateY(-16%)scale(1.04)}}@keyframes site-transition-module__obbrNq__veilReveal{0%{transform:translate(0,0)}to{transform:translateY(-104%)}}@keyframes site-transition-module__obbrNq__cloudsReveal{0%{opacity:1;transform:translateY(-16%)scale(1.04)}to{opacity:.28;transform:translateY(-146%)scale(1.08)}}@keyframes site-transition-module__obbrNq__introVeil{0%,68%{opacity:1;transform:translate(0,0)}to{opacity:0;transform:translateY(-12%)}}@keyframes site-transition-module__obbrNq__introClouds{0%{opacity:.28;transform:translateY(38%)scale(1.01)}64%{opacity:.82;transform:translateY(-6%)scale(1.04)}to{opacity:0;transform:translateY(-88%)scale(1.08)}}@keyframes site-transition-module__obbrNq__introBrand{0%{opacity:1;transform:translateY(14px)scale(.98)}18%,62%{opacity:1;transform:translate(0,0)scale(1)}to{opacity:0;transform:translateY(-18px)scale(1.015)}}@keyframes site-transition-module__obbrNq__loaderCornerArrive{0%{opacity:1;transform:translate(var(--corner-x), var(--corner-y)) rotate(var(--corner-rotation))}to{opacity:1;transform:translate(0)rotate(0)}}@keyframes site-transition-module__obbrNq__loaderSymbolAssemble{0%{opacity:0;filter:grayscale()brightness(0)blur(8px);transform:scale(.22)rotate(-18deg)}54%{opacity:1;filter:grayscale()brightness(0)blur();transform:scale(1.08)rotate(2deg)}to{opacity:1;filter:grayscale()brightness(0)blur();transform:scale(1)rotate(0)}}@keyframes site-transition-module__obbrNq__loaderBorderDraw{0%{stroke-dashoffset:1px}to{stroke-dashoffset:0}}@keyframes site-transition-module__obbrNq__loaderDetailIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes site-transition-module__obbrNq__loaderCounterIn{0%{opacity:0;filter:blur(4px);transform:translateY(8px)}45%,to{opacity:1;filter:blur();transform:translateY(0)}}@keyframes site-transition-module__obbrNq__loaderCenterExit{0%,28%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-18px)}}@keyframes site-transition-module__obbrNq__loaderBeltExit{0%,18%{transform:scaleY(1)}to{transform:scaleY(0)}}@media (max-width:600px){.site-transition-module__obbrNq__loaderCenter{gap:14px}.site-transition-module__obbrNq__loaderFrame{width:min(46vw,184px)}.site-transition-module__obbrNq__loaderTagline{font-size:10px}}@media (prefers-reduced-motion:reduce){.site-transition-module__obbrNq__layer *,.site-transition-module__obbrNq__layer :before,.site-transition-module__obbrNq__layer :after{scroll-behavior:auto!important;animation-duration:1ms!important;animation-delay:0s!important}}
@font-face{font-family:Alibaba PuHuiTi;src:url(/fonts/AlibabaPuHuiTi-3-55-Regular.woff2)format("woff2");font-style:normal;font-weight:400;font-display:swap}@font-face{font-family:Alibaba PuHuiTi;src:url(/fonts/AlibabaPuHuiTi-3-75-SemiBold.woff2)format("woff2");font-style:normal;font-weight:600;font-display:swap}@font-face{font-family:Alibaba PuHuiTi;src:url(/fonts/AlibabaPuHuiTi-3-85-Bold.woff2)format("woff2");font-style:normal;font-weight:800;font-display:swap}:root{--color-black:#050609;--color-ink:#101217;--color-white:#f8f9f7;--color-paper:#eef0ec;--color-muted:#70747d;--color-line:#d7d9d3;--color-lime:#99ce1c;--color-blue:#233a96;--color-orange:#ff641f;--font-sans:"Alibaba PuHuiTi", "Microsoft YaHei", sans-serif;--font-mono:"Cascadia Mono", "SFMono-Regular", Consolas, monospace;--page-gutter:clamp(22px, 4.2vw, 72px);--content-width:1480px}*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-anchor:none;background:var(--color-black)}body{overflow-anchor:none;color:var(--color-ink);background:var(--color-paper);font-family:var(--font-sans);letter-spacing:0;text-rendering:optimizelegibility;margin:0}body.menu-open,body.dialog-open{overflow:hidden}button,input,textarea,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible{outline:2px solid var(--color-lime);outline-offset:3px}::selection{color:var(--color-black);background:var(--color-lime)}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}