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:root{color-scheme:dark;--bg:#151918;--panel:#1d2220;--field:#151a18;--line:#353e38;--text:#e7ece6;--muted:#a9b6aa;--faint:#7b8e7e;--accent:#c9f08b;--accent-dark:#222e18;--danger:#f6afa0;--radius:14px;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-synthesis:none}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}button,input,select,textarea{font:inherit}button,select{border:1px solid var(--line);border-radius:7px;background:#282f2a;color:var(--text);padding:9px 12px;cursor:pointer;font-size:12px;font-weight:600;min-height:36px}button:hover:not(:disabled){background:#344035;border-color:#70836d}button:disabled{opacity:.4;cursor:not-allowed}button:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px}button.primary{background:var(--accent);color:var(--accent-dark);border-color:var(--accent);padding:11px 19px;font-size:14px;display:flex;gap:28px;justify-content:space-between;align-items:center}button.primary:hover:not(:disabled){background:#d8f7ad}button.secondary{background:#c9f08b16;border-color:#637545;color:#d7f0b5}button.quiet{background:transparent;border-color:transparent;color:var(--muted);padding:6px 8px;min-height:30px}button.quiet:hover{color:var(--text)}.masthead{height:76px;padding:0 4.5%;display:flex;align-items:center;gap:28px;border-bottom:1px solid var(--line)}.wordmark{font-size:23px;font-weight:750;letter-spacing:-1px;color:var(--accent);text-decoration:none}.wordmark span{font-size:13px;color:var(--muted);letter-spacing:0;font-weight:400}.experiment{font-size:11px;color:var(--faint);border-left:1px solid var(--line);padding-left:24px}.connection{margin-left:auto;display:flex;gap:9px;align-items:center;font-size:11px;color:var(--muted)}.dot{width:6px;height:6px;border-radius:100%;background:#aa8e5c}.dot.ready{background:var(--accent)}.dot.failed{background:var(--danger)}main{max-width:1540px;margin:auto;padding:38px 4.5% 0}.intro{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin:0 0 27px}.eyebrow{font-size:10px;letter-spacing:1.4px;font-weight:600;color:var(--accent);margin:0 0 10px}h1{font-size:clamp(23px,2.5vw,35px);letter-spacing:-1px;margin:0;font-weight:600}.intro>p{font-size:12px;line-height:1.9;color:var(--muted);margin:0 0 2px}.intro strong{color:var(--text);font-weight:500}.workspace{display:grid;grid-template-columns:minmax(340px,1fr) minmax(380px,1.05fr);gap:22px;align-items:start}.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.panel-heading{height:56px;padding:0 20px;display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line)}h2{margin:0;font-size:13px;font-weight:650;display:flex;gap:10px;align-items:center}.section-index{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:10px;font-weight:400;color:var(--faint)}.badge{font-size:10px;border:1px solid var(--line);border-radius:4px;padding:4px 7px;white-space:nowrap;color:var(--muted)}.badge.dirty{color:var(--accent);border-color:#5f7247}.file-tools{display:flex;align-items:center;gap:3px;padding:8px 10px;border-bottom:1px solid var(--line);flex-wrap:wrap}.code-editor{height:514px;display:flex;overflow:hidden;background:var(--field);position:relative}.line-numbers{padding:20px 10px 20px 16px;min-width:45px;text-align:right;color:#667567;user-select:none;white-space:pre;font:12px/1.85 ui-monospace,SFMono-Regular,Consolas,monospace;overflow:hidden;flex-shrink:0;border-right:1px solid #2a322b}textarea#source{border:0;border-radius:0;outline:0;resize:none;padding:20px 16px;display:block;width:100%;height:100%;color:#d4e3ca;background:transparent;white-space:pre;overflow:auto;tab-size:2;font:12px/1.85 ui-monospace,SFMono-Regular,Consolas,monospace;caret-color:var(--accent)}textarea#source:focus{background:#171e19}textarea#source::placeholder{color:#7c8b7d;font:12px/1.9 ui-sans-serif,system-ui,sans-serif;white-space:pre-wrap}textarea#source[aria-invalid=true]{box-shadow:inset 3px 0 0 var(--danger)}.editor-footer{padding:8px 15px;font-size:10px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;color:var(--faint);display:flex;justify-content:space-between;border-top:1px solid var(--line)}.apply-row{display:flex;gap:18px;align-items:center;padding:16px 18px 12px}.apply-row p{font-size:10px;color:var(--muted);line-height:1.7;margin:0;max-width:185px}.diagnostic{margin:0 18px 17px;font-size:11px;line-height:1.8;min-height:22px;color:var(--muted);display:flex;align-items:baseline;gap:6px;flex-wrap:wrap}.diagnostic.error{color:var(--danger)}.diagnostic.success{color:#c7dea9}.right-column{display:grid;gap:18px}.stage-wrap{position:relative;background-color:#121613;background-image:linear-gradient(#a6c39907 1px,transparent 1px),linear-gradient(90deg,#a6c39907 1px,transparent 1px);background-size:24px 24px}#scene{width:100%;height:auto;aspect-ratio:640/360;display:block;overflow:hidden}.empty-scene{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;pointer-events:none;gap:9px;color:var(--faint);padding:24px;text-align:center}.empty-scene[hidden]{display:none}.empty-scene strong{font-size:13px;color:var(--muted);font-weight:400}.empty-scene>span:not(.empty-cross){font-size:11px}.empty-cross{font-size:31px;color:#52614d;font-weight:200;margin-bottom:7px}.stage-dimensions{position:absolute;right:14px;bottom:10px;font-size:9px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;color:#6d7f6d;pointer-events:none}.transport{display:flex;gap:7px;align-items:center;padding:14px 16px 0;flex-wrap:wrap}.transport button{font-size:11px;padding:7px 10px}.transport #clock-status{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:10px;color:var(--muted);margin-left:auto}.control-note,.keyboard-note{font-size:10px;line-height:1.7;color:var(--faint);margin:10px 18px 15px}.input-heading{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:0 18px;padding-top:13px;border-top:1px solid var(--line)}h3{font-size:11px;font-weight:550;margin:0}.input-heading>span{font-size:9px;color:var(--faint)}.input-controls{display:flex;flex-wrap:wrap;gap:7px;padding:11px 17px 0;min-height:39px}.input-button{display:flex;align-items:center;gap:14px;touch-action:none;user-select:none;-webkit-user-select:none}.input-button kbd{font:9px ui-monospace,SFMono-Regular,Consolas,monospace;border:1px solid #5a6957;border-radius:3px;padding:3px 4px;color:var(--muted);min-width:22px;text-align:center}.input-button.held{background:var(--accent);border-color:var(--accent);color:var(--accent-dark)}.input-button.held kbd{color:var(--accent-dark);border-color:#829a62}.empty-note{font-size:11px;line-height:1.7;color:var(--faint);margin:0}.keyboard-note{margin-bottom:13px;font-size:9px}.state-values{display:grid;grid-template-columns:repeat(auto-fit,minmax(100px,1fr));padding:15px 19px;gap:13px;max-height:210px;overflow:auto}.state-value{display:flex;flex-direction:column;gap:6px;min-width:0}.state-value dt{font:10px ui-monospace,SFMono-Regular,Consolas,monospace;color:var(--muted);overflow-wrap:anywhere}.state-value dd{font:17px ui-monospace,SFMono-Regular,Consolas,monospace;color:var(--accent);margin:0;overflow-wrap:anywhere}.state-value dl{margin:0}.mono{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:10px}.subdued{color:var(--muted);font-size:10px}.event-line{padding:0 19px 13px;display:flex;gap:16px;align-items:baseline;flex-wrap:wrap}.event-line #last-event{color:var(--muted);font-size:10px;overflow-wrap:anywhere}.runtime-error{margin:0 18px 14px;padding:10px;border:1px solid #705049;border-radius:5px;background:#432c272e;color:var(--danger);font-size:11px;line-height:1.6}.cost-details{border-top:1px solid var(--line);padding:12px 19px;font-size:10px;color:var(--muted)}summary{cursor:pointer;font-size:11px;color:var(--muted)}.cost-details p{font-size:10px;line-height:1.8;color:var(--faint)}.cost-values{display:grid;grid-template-columns:1fr auto;gap:8px 20px;margin:16px 0}.cost-values dt,.cost-values dd{margin:0}.cost-values dd{text-align:right;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;color:var(--text)}.reference{margin-top:25px}.reference-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));padding:22px 20px;gap:24px}.reference-grid article{min-width:0;display:flex;flex-direction:column;align-items:flex-start}.reference-grid h3{font-size:12px;color:#d2ddc8}.reference-grid p{font-size:10px;line-height:1.8;color:var(--muted);min-height:36px;margin:8px 0 10px}.reference-grid pre{font:10px/1.85 ui-monospace,SFMono-Regular,Consolas,monospace;background:#151b16;color:#bacead;width:100%;padding:10px;overflow:auto;border-radius:6px;min-height:115px;margin:0 0 8px}.reference-grid .quiet{font-size:10px;padding:5px 0}.syntax-details{padding:16px 20px;border-top:1px solid var(--line)}.syntax-columns{display:grid;grid-template-columns:1fr 1fr;gap:35px;margin-top:12px}.syntax-columns p{font-size:11px;line-height:1.95;color:var(--muted)}.syntax-columns strong{color:var(--text);font-weight:500}.syntax-columns code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:10px;color:#d0dcbe;overflow-wrap:anywhere}.example-row{padding:18px 20px;border-top:1px solid var(--line);display:flex;align-items:center;gap:10px}.example-row>div{margin-right:auto}.example-row label{font-size:11px;color:var(--text)}.example-row p{font-size:10px;color:var(--faint);margin:5px 0 0}.example-row button,.example-row select{font-size:10px}.page-footer{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:26px 0 30px;color:var(--faint);font-size:10px}.page-footer>span{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:9px}.page-footer p{margin:0;line-height:1.8}.page-footer strong{font-weight:400;color:var(--muted)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}[hidden]{display:none!important}
.baseline-row{border-top:1px solid var(--line);padding:15px 20px;display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center}.baseline-row a{font-size:11px;color:var(--accent);text-underline-offset:3px}.baseline-row span{font-size:10px;color:var(--faint)}#scene:focus-visible{outline:2px solid var(--accent);outline-offset:-3px}
@media(min-width:1450px){.code-editor{height:558px}.reference-grid pre{font-size:11px}}
@media(max-width:1050px){.masthead{padding:0 25px}.experiment{display:none}main{padding:29px 25px 0}.workspace{grid-template-columns:minmax(300px,1fr) minmax(340px,1fr);gap:15px}.intro>p{font-size:11px;max-width:290px}.reference-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:25px}.reference-grid p{min-height:0}.reference-grid pre{min-height:110px;font-size:11px}.transport #clock-status{width:100%;margin:3px 0 0}.code-editor{height:533px}.panel-heading{padding:0 16px}.apply-row{gap:10px;padding-left:14px;padding-right:14px}.apply-row p{font-size:9px}.input-heading{align-items:flex-start;flex-direction:column;gap:5px}.intro{gap:20px}button.primary{gap:14px;padding:11px 13px}}
@media(max-width:760px){.masthead{height:63px;padding:0 20px}.wordmark{font-size:21px}.wordmark span{font-size:11px}.connection{font-size:10px}main{padding:25px 18px 0}.intro{display:block;margin-bottom:22px}.intro h1{font-size:28px}.intro>p{margin-top:14px;max-width:none;font-size:11px}.workspace{grid-template-columns:minmax(0,1fr);gap:17px}.code-editor{height:340px}.editor-panel{width:100%}.transport #clock-status{width:auto;margin-left:auto}.right-column{gap:17px}.input-heading{flex-direction:row;align-items:center}.reference{margin-top:20px}.reference-grid{padding:20px 16px;gap:24px 17px}.reference-grid pre{font-size:10px}.reference>.panel-heading{height:auto;min-height:57px;padding-top:12px;padding-bottom:12px;align-items:flex-start;flex-direction:column;gap:6px}.syntax-columns{grid-template-columns:1fr;gap:0}.example-row{flex-wrap:wrap;padding:17px 16px}.example-row>div{width:100%;margin-bottom:4px}.example-row select{flex:1}.page-footer{align-items:flex-start;flex-direction:column;gap:10px;padding:23px 0}.apply-row{padding:14px 16px 10px;gap:17px}.apply-row p{font-size:10px;max-width:none}.diagnostic{margin-left:16px}.reference-grid article{overflow:hidden}}
@media(max-width:420px){main{padding-left:13px;padding-right:13px}.masthead{padding:0 15px}.wordmark span{font-size:10px}.connection{font-size:9px;gap:6px}.intro h1{font-size:25px}.transport{gap:5px;padding-left:12px;padding-right:12px}.transport button{font-size:10px;padding:7px 8px}.transport #clock-status{font-size:9px}.input-heading>span{font-size:8px}.reference-grid{grid-template-columns:minmax(0,1fr)}.reference-grid pre{min-height:0;font-size:11px}.reference-grid p{margin-bottom:8px}.file-tools{gap:0;padding:7px 5px}.file-tools .quiet{font-size:10px;padding:6px 7px}.apply-row p{font-size:9px}.line-numbers{padding-left:10px;min-width:36px}textarea#source{padding-left:12px;font-size:11px}.line-numbers{font-size:11px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
#scene.direct-input{touch-action:none;user-select:none;-webkit-user-select:none}#scene [data-point-input]{cursor:grab}
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