:root{color-scheme:dark;--bg:#101213;--surface:#191c1e;--text:#edece8;--muted:#a6aaa9;--quiet:#8d9693;--line:#343938;--accent:#d7ad72;--ease:cubic-bezier(.16,1,.3,1);font-family:'PingFang SC','Microsoft YaHei',system-ui,sans-serif;color:var(--text);background:var(--bg);font-synthesis:none}*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}a:hover{color:var(--accent)}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit;background:none;border:0}button:active,.button:active{transform:translateY(1px)}:focus-visible{outline:2px solid 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50px)}.viewport{position:relative;overflow:hidden;isolation:isolate;background:radial-gradient(ellipse at 52% 48%,#262d2e7a,transparent 65%)}.viewport canvas{display:block;width:100%;height:100%;touch-action:none;cursor:grab}.viewport canvas:active{cursor:grabbing}.scene-loading{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;font-size:12px;color:var(--muted)}.hero-note{position:absolute;left:15%;bottom:0;font-size:11px;color:var(--quiet)}.section{padding-block:98px;border-top:1px solid var(--line)}.section-intro{max-width:650px;margin-bottom:44px}.section-intro h2{margin-bottom:17px}.section-intro p{font-size:14px;max-width:530px}.showcase{display:grid;grid-template-columns:1.4fr 1fr;gap:38px}.showcase .template-card:first-child{grid-row:span 2}.template-card{display:block}.cover{aspect-ratio:16/10;background:#16191a;overflow:hidden;border-radius:4px}.cover img{width:100%;height:100%;object-fit:cover;transition:transform .8s 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h3{font-size:20px;margin-top:32px}.prose ul{padding-left:22px}.prose table{width:100%;border-collapse:collapse;font-size:12px}.prose td,.prose th{text-align:left;padding:15px 12px;border-bottom:1px solid var(--line);line-height:1.7}.demo-shell{height:calc(100dvh - 76px);min-height:640px;display:grid;grid-template-columns:245px minmax(0,1fr) 245px;grid-template-rows:1fr 90px;gap:20px;position:relative;padding-top:32px;isolation:isolate}.demo-left{padding-top:32px}.demo-left .back{font-size:11px;color:var(--muted)}.demo-left h1{font-size:45px;line-height:1.25;margin-top:40px}.demo-left p{font-size:12px}.demo-viewport{grid-column:2;grid-row:1;min-width:0;min-height:0}.demo-right{border-left:1px solid var(--line);padding:24px 0 0 24px;display:flex;flex-direction:column;gap:26px;overflow:auto}.demo-right h2{font-size:16px;margin-bottom:0}.demo-right p{font-size:11px;margin-bottom:0}.demo-right .field-label{font-size:11px}.demo-right input[type=range]{padding:0;width:100%;accent-color:var(--accent)}.parameter-head{display:flex;justify-content:space-between;gap:12px}.parameter-head output{font:12px ui-monospace,monospace;color:var(--accent)}.secondary-button{border:1px solid #626c65;border-radius:4px;padding:11px;font-size:11px}.demo-transport{grid-row:2;grid-column:1/-1;display:grid;grid-template-columns:210px 1fr 260px;align-items:center;border-top:1px solid var(--line);gap:30px}.demo-transport button{justify-self:start}.demo-timeline input{padding:0;width:100%;accent-color:var(--accent)}.demo-timeline small{font-size:10px;color:var(--muted)}.demo-caption{font-size:12px;color:var(--muted);line-height:1.7}.minimal-controls{position:absolute;bottom:35px;left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:17px;font-size:11px;z-index:4;border:1px solid var(--line);border-radius:4px;padding:9px 15px;background:#101213e8;white-space:nowrap}.minimal-controls button{min-height:30px}.minimal-track{width:80px;height:1px;background:#4d5551}.minimal-track i{display:block;background:var(--accent);height:100%;width:var(--progress,0%)}.muted-during-play{transition:opacity .45s var(--ease),transform .6s var(--ease)}.demo-shell.is-playing .demo-left{opacity:0;transform:translateX(-35px)}.demo-shell.is-playing .demo-right{opacity:0;transform:translateX(35px)}.demo-shell.is-playing .demo-transport{opacity:0;transform:translateY(25px)}.demo-shell.is-playing .demo-viewport{position:absolute;inset:0 0 20px;z-index:2}.demo-more{padding-block:75px}.demo-details{display:grid;grid-template-columns:1fr 1fr;gap:55px}.demo-details h2{font-size:27px}.demo-details p{font-size:13px}.demo-details textarea{width:100%;height:260px;margin-bottom:18px}.formula{font:17px/1.7 ui-monospace,monospace;color:var(--accent);padding-block:20px}.demo-original{margin-top:22px;font-size:12px}.skip-link{position:absolute;left:16px;top:-100px;z-index:10;background:var(--accent);color:#101213;padding:14px}.skip-link:focus{top:10px}
@media(prefers-reduced-motion:no-preference){.hero-copy{animation:arrive .8s var(--ease) both}.hero-visual{animation:arrive 1.1s .12s var(--ease) both}.reveal{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform 1s var(--ease)}.reveal.in-view{opacity:1;transform:none}@keyframes arrive{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}}
@media(max-width:1100px){.container{padding-inline:30px}.hero h1{font-size:58px}.hero-visual{margin-left:-30px;width:calc(100% + 40px)}.demo-shell{grid-template-columns:190px minmax(0,1fr) 210px}.demo-left h1{font-size:36px}.process{gap:50px}.environment-list{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.container{padding-inline:20px}.site-nav{height:64px;gap:15px}.brand{font-size:19px}.brand span{display:none}.nav-links{gap:15px;font-size:11px}.nav-links .nav-cta{padding:8px 10px}.nav-links .desktop-link{display:none}.hero{min-height:0;grid-template-columns:1fr;padding-top:39px;padding-bottom:40px;gap:5px}.hero-copy{max-width:100%}.hero h1{font-size:45px;max-width:360px}.eyebrow{font-size:10px;margin-bottom:20px}.hero-copy>p:not(.eyebrow){font-size:13px;margin-bottom:24px}.hero-visual{height:310px;width:100%;margin:0}.hero-note{left:0;bottom:2px;font-size:9px}.button{min-height:43px;padding:12px 18px;font-size:12px}.actions{gap:20px}.section{padding-block:56px}.section-intro{margin-bottom:30px}.section-intro p{font-size:13px}.showcase{grid-template-columns:1fr;gap:33px}.showcase .template-card:first-child{grid-row:auto}.showcase .template-card:first-child .cover{aspect-ratio:1.7}.showcase .template-card:not(:first-child){gap:18px}.process{grid-template-columns:1fr;gap:15px}.process h2{max-width:none}.process-step{grid-template-columns:65px 1fr;gap:14px}.process-step h3{font-size:20px}.process-step p{font-size:12px}.environment-list{gap:10px}.environment{padding:23px 0 0}.environment h3{font-size:17px}.environment p{font-size:11px}.manifesto{grid-template-columns:1fr;gap:26px}.footer{align-items:flex-start;flex-direction:column;padding-block:25px}.footer-links{gap:20px}.page-header{padding-block:40px 23px}.page-header h1{font-size:40px}.gallery{grid-template-columns:1fr;gap:34px;padding-bottom:55px}.gallery-toolbar{align-items:flex-end;font-size:11px}.content-grid{grid-template-columns:1fr;gap:35px;padding-bottom:50px}.prompt-result{position:static}.prompt-result textarea{min-height:400px}.host-tabs{gap:7px}.host-tabs button{padding-inline:10px;font-size:11px}.install-panel{min-height:350px}.prose h2{margin-top:32px}.demo-shell{height:auto;min-height:calc(100dvh - 64px);grid-template-columns:1fr;grid-template-rows:auto 320px auto auto;padding-top:23px;gap:16px}.demo-left{padding:0}.demo-left h1{margin-top:20px;font-size:33px;margin-bottom:9px}.demo-left p{font-size:11px;margin-bottom:0}.demo-viewport{grid-column:1;grid-row:2}.demo-right{border-left:0;border-top:1px solid var(--line);padding:18px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:17px}.demo-right h2,.demo-right .boundary-summary{display:none}.demo-right .formula{grid-column:1/-1;font-size:12px;padding:0}.demo-right .secondary-button{min-height:38px}.demo-transport{grid-row:4;grid-column:1;grid-template-columns:145px 1fr;gap:15px;padding-block:16px}.demo-caption{grid-column:1/-1;margin:0;font-size:11px}.demo-shell.is-playing{height:calc(100dvh - 64px);min-height:450px;overflow:hidden}.demo-shell.is-playing .demo-viewport{inset:0 0 15px}.minimal-controls{gap:12px;bottom:20px;font-size:10px}.minimal-track{width:50px}.demo-details{grid-template-columns:1fr;gap:35px}.demo-more{padding-block:45px}.prose table{font-size:11px}.prose td,.prose th{padding:12px 7px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

.hero-scene{height:100%;width:100%;margin:0}

.demo-right{overflow-x:hidden;min-width:0}.demo-right .formula{overflow-wrap:anywhere;font-size:14px}.demo-left h1{font-size:40px}
@media(max-width:760px){.demo-left h1{font-size:33px}}

.demo-shell{scroll-margin-top:76px}@media(max-width:760px){.demo-shell{scroll-margin-top:64px}}

.demo-shell.is-playing .demo-viewport{grid-column:1/-1;grid-row:1/-1}

@media(max-width:760px){.demo-shell{height:calc(100dvh - 64px);min-height:540px;grid-template-rows:auto minmax(120px,1fr) auto 64px;padding-top:18px;gap:12px}.demo-left h1{font-size:27px;margin-top:12px;margin-bottom:7px}.demo-left p{font-size:10px}.demo-right{gap:9px 16px;padding-top:11px;overflow:visible}.demo-right .formula{font-size:11px;line-height:1.7}.demo-right .field-label{margin-bottom:6px}.demo-right .secondary-button{min-height:34px;padding:8px}.demo-right p:empty{display:none}.demo-transport{padding-block:8px;grid-template-rows:1fr auto;gap:6px 14px}.demo-transport .button{min-height:37px;padding:9px 12px;font-size:11px}.demo-caption{font-size:10px;line-height:1.4}.demo-timeline small{font-size:9px}}