:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--canvas:#e8dfcf;--paper:#f8f4ea;--paper-strong:#fffdf7;--ink:#38271f;--muted:#7f7468;--line:#4b392b33;--line-soft:#4b392b1c;--umber:#67402d;--umber-deep:#4d2d20;--umber-hover:#7a4c34;--ochre:#c99a43;--ultramarine:#344f91;--ultramarine-soft:#344f911a;--sage:#5d8c6a;--serif:"Songti SC", STSong, "Noto Serif CJK SC", "Source Han Serif SC", Georgia, serif;font-family:Inter,PingFang SC,Microsoft YaHei,ui-sans-serif,system-ui,sans-serif}*{box-sizing:border-box}html,body,#app{width:100%;height:100%;margin:0;overflow:hidden}html{scroll-behavior:smooth}body{background:var(--canvas);color:var(--ink)}button,select,input{font:inherit}button,select,summary,.upload-drop{-webkit-tap-highlight-color:transparent}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}#app{--panel-width:max(360px, 34vw);grid-template-columns:minmax(0, 1fr) 10px var(--panel-width);background:var(--canvas);display:grid}.stage{background:radial-gradient(circle at 36% 32%, #fffdf5b3, transparent 46%), repeating-linear-gradient(0deg, #53402b06 0 1px, transparent 1px 4px), repeating-linear-gradient(90deg, #ffffff47 0 1px, transparent 1px 5px), var(--canvas);place-items:center;min-width:0;min-height:0;padding:clamp(18px,2vw,34px);display:grid;position:relative;overflow:hidden}.stage.is-model-layout{padding:clamp(10px,1.25vw,20px)}.model-light-control{z-index:4;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#f8f4eae0;border:1px solid #4b392b33;border-radius:9px;gap:7px;width:min(178px,100% - 44px);padding:10px 12px 11px;display:grid;position:absolute;top:clamp(22px,2vw,34px);right:clamp(22px,2vw,34px);box-shadow:0 8px 22px #412f1e21}.model-light-control[hidden]{display:none}.model-light-control label{color:var(--ink);justify-content:space-between;align-items:center;gap:10px;font-size:11px;display:flex}.model-light-control output{color:var(--ultramarine);font:700 10px/1 ui-monospace,SFMono-Regular,Consolas,monospace}.model-light-control input{width:100%;accent-color:var(--ultramarine);margin:0}#canvas-mount{isolation:isolate;cursor:zoom-in;touch-action:none;filter:drop-shadow(0 24px 24px #412f1e38)drop-shadow(0 5px 7px #412f1e2e);width:100%;min-width:0;height:100%;min-height:0;transform:translate(var(--canvas-pan-x,0), var(--canvas-pan-y,0)) scale(var(--canvas-zoom,1));transform-origin:0 0;will-change:transform;background:0 0;border:0;position:relative;overflow:visible}#canvas-mount.is-zoomed{cursor:zoom-out}#canvas-mount.is-model-source{cursor:grab}#canvas-mount.is-model-source.is-orbiting{cursor:grabbing}#canvas-mount:before{z-index:-1;clip-path:polygon(.4% .8%,7% .15%,15% .55%,25% .2%,36% .65%,47% .18%,59% .5%,70% .1%,82% .55%,93% .2%,99.6% .7%,99.85% 10%,99.45% 22%,99.9% 35%,99.5% 49%,99.85% 62%,99.4% 76%,99.75% 90%,99.3% 99.35%,90% 99.8%,79% 99.35%,67% 99.85%,54% 99.45%,42% 99.8%,30% 99.35%,18% 99.75%,7% 99.3%,.45% 99.65%,.15% 89%,.6% 76%,.2% 62%,.55% 48%,.1% 34%,.5% 20%);pointer-events:none;content:"";background:#eee5d6;position:absolute;inset:-5px -4px -6px -5px}#canvas-mount canvas{z-index:1;clip-path:polygon(.2% .55%,8% .1%,17% .45%,28% .12%,40% .48%,53% .08%,66% .42%,78% .1%,90% .45%,99.75% .35%,99.55% 15%,99.9% 31%,99.6% 48%,99.85% 65%,99.5% 82%,99.8% 99.55%,88% 99.85%,74% 99.5%,61% 99.9%,47% 99.55%,34% 99.88%,20% 99.5%,8% 99.82%,.25% 99.55%,.5% 83%,.12% 67%,.45% 51%,.1% 35%,.5% 18%);width:100%;height:100%;display:block;position:relative}.panel-resizer{z-index:7;cursor:col-resize;touch-action:none;width:10px;min-width:10px;height:100%;position:relative}.panel-resizer:after{background:var(--line);content:"";width:1px;transition:width .14s,background .14s;position:absolute;inset:0 auto 0 50%;transform:translate(-50%)}.panel-resizer:hover:after,.panel-resizer:focus-visible:after,html[data-panel-resizing=true] .panel-resizer:after{background:#67402d94;width:3px}.panel-resizer:focus-visible{outline:0}html[data-panel-resizing=true],html[data-panel-resizing=true] *{cursor:col-resize!important;-webkit-user-select:none!important;user-select:none!important}.panel{z-index:5;scrollbar-color:#67402d57 transparent;scrollbar-width:thin;background:radial-gradient(circle at 100% 0,#ffffffb3,#0000 34%),repeating-linear-gradient(0deg,#4a352206 0 1px,#0000 1px 4px),repeating-linear-gradient(90deg,#ffffff40 0 1px,#0000 1px 5px),#ede5d6;padding:26px clamp(22px,2.2vw,38px) 24px;position:relative;overflow:auto;box-shadow:-8px 0 28px #48362214}.panel-head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:18px;padding:0 0 18px;display:flex}.panel-title{min-width:0}.panel-kicker{color:var(--umber-deep);font-family:var(--serif);letter-spacing:-.025em;text-transform:none;font-size:clamp(24px,1.8vw,34px);font-weight:500;line-height:.96}.language-toggle{width:74px;min-height:34px;color:var(--muted);background:#fffdf78c;border-color:#67402d33;border-radius:999px;flex:none;grid-template-columns:1fr 1fr;padding:3px;font-size:11px;display:grid}.language-toggle:hover{transform:none}.language-toggle span{border-radius:999px;place-items:center;display:grid}html:not([data-language=en]) .language-toggle span:first-child,html[data-language=en] .language-toggle span:last-child{background:var(--umber-deep);color:#fffaf0;box-shadow:0 2px 6px #4d2d202e}.panel-section{border:0;border-bottom:1px solid var(--line);background:0 0;border-radius:0;margin:0;padding:20px 0 22px;scroll-margin-top:18px}.section-heading{justify-content:space-between;align-items:flex-start;gap:14px;margin-bottom:13px;display:flex}.section-heading>div{gap:5px;display:grid}.section-heading strong{color:var(--ink);font-family:var(--serif);letter-spacing:.025em;font-size:18px;font-weight:650}.section-heading span{color:var(--muted);font-size:12px;line-height:1.45}.section-heading output{border:1px solid var(--line-soft);color:var(--umber);background:#fffdf780;border-radius:999px;flex:none;padding:6px 9px;font:10px/1.2 ui-monospace,SFMono-Regular,Consolas,monospace}.upload-drop{cursor:pointer;background:repeating-linear-gradient(0deg,#553d2705 0 1px,#0000 1px 4px),#fffdf775;border:1px dashed #67402d61;border-radius:9px;align-items:center;gap:13px;min-height:68px;margin-bottom:12px;padding:11px 13px;transition:border-color .15s,background .15s,transform .15s;display:flex}.upload-drop:hover,.upload-drop:focus-within,.upload-drop.is-dragging{border-color:var(--umber);background:#fffdf7c7;transform:translateY(-1px)}.upload-drop.is-loading{cursor:progress;opacity:.7}.upload-icon{width:38px;height:38px;color:var(--umber);background:#e7dcc7;border:1px solid #67402d2e;border-radius:9px;flex:none;place-items:center;font:300 22px/1 system-ui,sans-serif;display:grid}.upload-copy{gap:5px;min-width:0;display:grid}.upload-copy strong{color:var(--ink);font-size:13px}.upload-copy small{color:var(--muted);font-size:11px}.default-geometry-picker{gap:8px;margin:-2px 0 12px;display:grid}.default-geometry-heading{justify-content:space-between;align-items:center;gap:8px;padding:0 2px;display:flex}.default-geometry-heading strong{color:var(--ink);font-size:12px}.model-analysis-toggle{color:var(--muted);cursor:pointer;white-space:nowrap;align-items:center;gap:6px;font-size:10px;display:inline-flex}.model-analysis-toggle input{opacity:0;pointer-events:none;position:absolute}.model-analysis-toggle i{background:#344f9117;border:1px solid #344f9140;border-radius:999px;flex:none;width:28px;height:16px;transition:background .16s,border-color .16s;position:relative}.model-analysis-toggle i:after{content:"";background:#4a4d53a8;border-radius:50%;width:10px;height:10px;transition:background .16s,transform .16s;position:absolute;top:2px;left:2px}.model-analysis-toggle input:checked+i{background:#344f9138;border-color:#344f91b3}.model-analysis-toggle input:checked+i:after{background:#50699f;transform:translate(12px)}.model-analysis-toggle input:focus-visible+i{outline-offset:2px;outline:2px solid #344f9175}.default-geometry-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;display:grid}.default-geometry-grid button{min-height:50px;color:var(--muted);background:#fffdf78a;border-color:#344f9129;place-items:center;gap:4px;padding:7px 4px 6px;font-size:11px;display:grid}.default-geometry-grid button i{color:#50699f;font:400 18px/1 Georgia,serif;transition:transform .16s}.default-geometry-grid button:hover,.default-geometry-grid button[aria-pressed=true]{background:var(--ultramarine-soft);color:#2b4584;border-color:#344f9185}.default-geometry-grid button:hover i,.default-geometry-grid button[aria-pressed=true] i{transform:scale(1.08)}.model-color-row{color:var(--muted);grid-template-columns:auto 1fr;align-items:center;gap:9px;padding:2px;font-size:11px;display:grid}.model-color-palette{grid-template-columns:repeat(7,24px);justify-content:space-between;gap:6px;display:grid}.model-color-palette button,.model-color-custom{aspect-ratio:1;background:var(--model-swatch);border:2px solid #fffdf7eb;border-radius:50%;justify-self:center;width:24px;min-width:24px;height:24px;min-height:24px;padding:0;position:relative;box-shadow:0 0 0 1px #4b392b33}.model-color-custom{background:var(--custom-model-color,#526d9d);color:#ffffffeb;cursor:pointer;text-shadow:0 1px 3px #0000007a;place-items:center;font:700 12px/1 ui-sans-serif,system-ui,sans-serif;transition:box-shadow .15s,transform .15s;display:grid}.model-color-custom input{opacity:0;cursor:pointer;width:100%;height:100%;position:absolute;inset:0}.model-color-palette button[data-model-color=\#b9783e]{--model-swatch:#b9783e}.model-color-palette button[data-model-color=\#526d9d]{--model-swatch:#526d9d}.model-color-palette button[data-model-color=\#66856c]{--model-swatch:#66856c}.model-color-palette button[data-model-color=\#9f5d58]{--model-swatch:#9f5d58}.model-color-palette button[data-model-color=\#c8bda7]{--model-swatch:#c8bda7}.model-color-palette button[data-model-color=\#3e4148]{--model-swatch:#3e4148}.model-color-palette button:hover,.model-color-palette button[aria-pressed=true],.model-color-custom:hover,.model-color-custom.is-active{box-shadow:0 0 0 2px var(--ultramarine);transform:scale(1.08)}.model-color-palette button:disabled,.model-color-custom.is-disabled{cursor:default;filter:grayscale(.7);opacity:.34}.model-color-custom.is-disabled input{cursor:default}.model-source-controls{background:#e0e7f347;border:1px solid #344f9133;border-radius:8px;gap:10px;margin:0 0 12px;padding:11px 12px 12px;display:grid}.model-source-controls[hidden]{display:none}.model-source-summary{gap:3px;min-width:0;display:grid}.model-source-summary strong,.model-source-summary small{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.model-source-summary strong{color:var(--ink);font-size:12px}.model-source-summary small{color:var(--muted);font-size:10px}.model-view-actions{grid-template-columns:1fr 1fr;gap:7px;display:grid}.model-view-actions button{min-height:34px;color:var(--muted);background:#fffdf794;border-color:#344f912e;padding:8px 9px;font-size:11px}.model-view-actions button[aria-pressed=true]{background:var(--ultramarine-soft);color:#2b4584;border-color:#344f918c}.scene-library{border:1px solid var(--line);background:#fffdf773;border-radius:8px;margin-bottom:1px;overflow:hidden}.scene-library summary{cursor:pointer;-webkit-user-select:none;user-select:none;justify-content:space-between;align-items:center;gap:10px;padding:12px 13px;list-style:none;display:flex}.scene-library summary::-webkit-details-marker{display:none}.scene-library[open] summary{border-bottom:1px solid var(--line-soft)}.scene-picker-copy{gap:3px;display:grid}.scene-picker-copy strong{color:var(--ink);font-size:12px;font-weight:650}.scene-picker-copy small{color:var(--muted);font-size:10px}.scene-picker-current{min-width:0;color:var(--umber);justify-content:flex-end;align-items:center;gap:8px;display:flex}.scene-picker-current b{text-overflow:ellipsis;white-space:nowrap;max-width:142px;font-size:11px;font-weight:600;overflow:hidden}.scene-picker-current i{border-bottom:1px solid;border-right:1px solid;width:7px;height:7px;transition:transform .16s;transform:rotate(45deg)translateY(-2px)}.scene-library[open] .scene-picker-current i{transform:rotate(225deg)translate(-1px,-1px)}.scene-grid{scrollbar-color:#67402d47 #fffdf766;scrollbar-width:thin;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;max-height:330px;padding:10px;display:grid;overflow-y:auto}.scene-loading{color:var(--muted);padding:18px 4px;font-size:11px}.scene-card{border-color:var(--line-soft);min-width:0;min-height:0;color:var(--muted);text-align:left;background:#fffdf794;border-radius:7px;gap:6px;padding:5px;display:grid}.scene-card img{aspect-ratio:1.48;object-fit:cover;background:#d8cdb9;border-radius:4px;width:100%}.scene-card span{-webkit-line-clamp:2;-webkit-box-orient:vertical;min-height:20px;padding:0 2px 1px;font-size:10px;line-height:1.25;display:-webkit-box;overflow:hidden}.scene-card:hover{border-color:#67402d6b}.scene-card.is-selected{background:var(--ultramarine-soft);color:#24396d;border-color:#344f919e;box-shadow:inset 0 0 0 1px #344f9114}.scene-card.is-loading{cursor:wait;opacity:.68}.source-actions{justify-content:flex-end;align-items:center;margin-top:12px;display:flex}.text-button{min-height:0;color:var(--umber);background:0 0;border:0;padding:3px 0;font-size:11px}button:disabled{cursor:default;opacity:.38}.layer-tabs{grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;display:grid}.layer-tabs label{cursor:pointer;min-width:0}.layer-tabs input{opacity:0;pointer-events:none;position:absolute}.layer-choice{border:1px solid var(--line-soft);text-align:center;background:#fffdf78a;border-radius:8px;place-items:center;min-height:58px;padding:8px 4px 7px;transition:border-color .15s,background .15s,transform .15s;display:grid}.layer-choice:hover{border-color:#344f9157;transform:translateY(-1px)}.layer-tabs input:focus-visible+.layer-choice{outline-offset:2px;outline:2px solid #344f9199}.layer-tabs input:checked+.layer-choice{background:var(--ultramarine-soft);border-color:#344f91b8;box-shadow:inset 0 0 0 1px #344f910f}.layer-choice i{border:1px solid #41322533;border-radius:6px;width:30px;height:22px;margin-bottom:4px;display:block;position:relative;overflow:hidden}.brush-choice i{background:repeating-linear-gradient(165deg,#0000 0 3px,#305094e6 4px 7px),#d8c9aa}.original-choice i{background:radial-gradient(circle at 70% 30%,#e9bf62 0 11%,#0000 12%),linear-gradient(155deg,#5278ab 0 48%,#8a713d 49% 100%)}.blend-choice i{background:repeating-linear-gradient(165deg,#0000 0 4px,#213e7ec7 5px 7px),radial-gradient(circle at 70% 30%,#e9bf62 0 10%,#0000 11%),linear-gradient(155deg,#6287ad 0 48%,#8d7040 49% 100%)}.flow-choice i{background:repeating-linear-gradient(165deg,#0000 0 3px,#34312ab8 3.5px 4.5px,#0000 5px 8px),radial-gradient(circle at 28% 36%,#37342e61 0 1px,#0000 1.5px) 0 0/7px 7px,#d9d0b9}.layer-choice strong{min-height:2.3em;color:var(--ink);overflow-wrap:anywhere;white-space:normal;place-items:center;font-size:11px;font-weight:650;line-height:1.15;display:grid}.layer-choice small{display:none}.brush-layer-switches{border:0;min-width:0;margin:16px 0 0;padding:0}.brush-layer-switches legend{color:#554a40;margin-bottom:8px;padding:0;font-size:12px}.brush-layer-switch-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:7px;display:grid}.brush-layer-switch-grid label{cursor:pointer;min-width:0}.brush-layer-switch-grid input{opacity:0;pointer-events:none;position:absolute}.brush-layer-toggle{border:1px solid var(--line-soft);min-height:54px;color:var(--muted);text-align:center;background:#fffdf775;border-radius:7px;place-items:center;padding:8px 5px 7px;transition:border-color .15s,background .15s,color .15s;display:grid}.brush-layer-toggle i{background:currentColor;border-radius:999px;width:24px;margin-bottom:5px;display:block}.coarse-layer i{height:5px}.medium-layer i{height:3px}.fine-layer i{height:1px}.brush-layer-toggle b{font-size:11px;font-weight:650}.brush-layer-toggle small{margin-top:1px;font-size:10px}.brush-layer-switch-grid input:checked+.brush-layer-toggle{color:var(--umber-deep);background:#67402d1a;border-color:#67402d7a}.brush-layer-switch-grid input:focus-visible+.brush-layer-toggle{outline-offset:2px;outline:2px solid #344f918c}select{border:1px solid var(--line);width:100%;color:var(--ink);background:#fffdf7bd;border-radius:7px;padding:10px 11px;font-size:12px}select:focus-visible{outline-offset:2px;outline:2px solid #344f917a}.slider-row{color:#554a40;grid-template-columns:1fr auto;gap:7px 10px;margin-top:16px;font-size:12px;display:grid}.slider-row output{color:var(--umber);font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-weight:600}.slider-row input{width:100%;height:5px;accent-color:var(--ochre);cursor:pointer;grid-column:1/-1}.slider-row input::-webkit-slider-runnable-track{background:#cabda8;border-radius:999px;height:3px}.slider-row input::-webkit-slider-thumb{appearance:none;background:var(--ochre);border:0;border-radius:50%;width:16px;height:16px;margin-top:-6px;box-shadow:0 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span{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:11px;overflow:hidden}.compact-action{flex:none;min-height:36px;padding:8px 14px}.actions{grid-template-columns:1fr 1fr;gap:9px;display:grid}.growth-scrubber{border:1px solid var(--line-soft);background:#fffdf76b;border-radius:8px;grid-column:1/-1;gap:9px;padding:12px 13px 13px;display:grid}.growth-scrubber-head,.growth-scrubber-row{align-items:center;gap:11px;display:flex}.growth-scrubber-head{justify-content:space-between}.growth-scrubber-head span{color:#554a40;font-size:12px;font-weight:600}.growth-scrubber-head output{color:var(--umber);font:600 10px/1 ui-monospace,SFMono-Regular,Consolas,monospace}.timeline-toggle{background:#fffdf7b8;border-color:#67402d33;flex:0 0 52px;min-height:30px;padding:5px 8px}.timeline-toggle[aria-pressed=true]{background:var(--ultramarine-soft);color:var(--ultramarine);border-color:#344f9152}.growth-scrubber input{width:100%;height:16px;accent-color:var(--umber-deep);cursor:ew-resize;margin:0}.growth-scrubber input::-webkit-slider-runnable-track{background:linear-gradient(to right, var(--umber-deep) 0 var(--timeline-progress,0%), #cabda8 var(--timeline-progress,0%) 100%);border-radius:999px;height:4px}.growth-scrubber input::-webkit-slider-thumb{border:2px solid var(--paper-strong);appearance:none;background:var(--umber-deep);border-radius:50%;width:17px;height:17px;margin-top:-6.5px;box-shadow:0 2px 6px #4d2d2047}.growth-scrubber input::-moz-range-track{background:#cabda8;border-radius:999px;height:4px}.growth-scrubber input::-moz-range-progress{background:var(--umber-deep);border-radius:999px;height:4px}.growth-scrubber input::-moz-range-thumb{border:2px solid var(--paper-strong);background:var(--umber-deep);border-radius:50%;width:15px;height:15px}.export-actions{grid-column:1/-1;grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:10px;display:grid}.export-action{gap:7px;display:grid}.export-action-button{white-space:normal;place-items:center;width:100%;height:50px;padding:8px 10px;line-height:1.2;display:grid}button{min-height:40px;color:var(--umber-deep);cursor:pointer;background:#fffdf799;border:1px solid #67402d3d;border-radius:7px;padding:10px 11px;font-size:12px;font-weight:600;transition:border-color .15s,background .15s,color .15s,transform .15s}button:hover{background:#fffdf7eb;border-color:#67402d80;transform:translateY(-1px)}button:focus-visible{outline-offset:2px;outline:2px solid #344f918c}button.accent,.export-button{border-color:var(--umber-deep);background:linear-gradient(145deg, var(--umber-hover), var(--umber-deep));color:#fffaf0;box-shadow:0 7px 15px #4d2d2029}button.accent:hover,.export-button:hover{background:linear-gradient(145deg,#87583d,#573322);border-color:#392016}.panel :is(button,strong,b,output),.panel .growth-scrubber-head span{font-family:var(--serif)}.export-button.is-busy{cursor:wait;opacity:.7}.signature-credit{color:var(--muted);font-family:var(--serif);justify-items:end;gap:3px;margin:16px 2px 2px;font-size:12px;line-height:1.4;display:grid}.signature-creators{align-items:center;gap:5px;display:flex}.signature-credit .repository-link{overflow-wrap:anywhere;text-align:right;max-width:100%;font-size:10px}.signature-credit a{color:inherit;text-underline-offset:3px;text-decoration-color:#67402d57;text-decoration-thickness:1px}.signature-credit a:hover{color:var(--umber-deep);text-decoration-color:currentColor}.runtime-probes{display:none}@media (width<=1180px){.panel{padding-left:24px;padding-right:24px}}@media (width<=850px){html,body,#app{height:auto;min-height:100%;overflow:auto}#app{grid-template-rows:minmax(68vh,680px) auto;grid-template-columns:1fr}.stage{padding:16px}.panel-resizer{display:none}.panel{border-top:1px solid var(--line);box-shadow:none;border-left:0;overflow:visible}.panel-kicker{font-size:clamp(28px,8vw,42px)}}@media (width<=520px){#app{grid-template-rows:minmax(60vh,520px) auto}.stage{padding:10px}.panel{padding:24px 18px}.actions{grid-template-columns:1fr}.growth-scrubber,.export-actions{grid-column:1;grid-template-columns:1fr}.model-light-control{top:16px;right:16px}}