@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@500;600;700;800&display=swap');
:root{font-family:'DM Sans',system-ui,sans-serif;color:#22313c;font-size:14px;--teal:#167963;--line:#e3e8eb;--muted:#72828d;--dark:#112630}*{box-sizing:border-box}body{margin:0;overflow:hidden;background:#f6f8fa}button,input,select{font:inherit}button{cursor:pointer;transition:background .15s,color .15s;border:1px solid transparent;white-space:nowrap}button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid #109b80;outline-offset:3px}button:disabled{opacity:.35;cursor:default}button:hover:not(:disabled){filter:brightness(.96)}input[type=number],select{width:100%;min-width:0;background:#f7f9fa;border:1px solid #dde5e8;border-radius:6px;padding:9px 8px;color:#2d404b;height:37px}input[type=color]{border:1px solid #dde5e8;border-radius:6px;padding:3px;background:white;height:36px;cursor:pointer;width:100%}input[type=checkbox]{accent-color:var(--teal);width:16px;height:16px;cursor:pointer}label{display:block;font-size:13px;color:#657780}label>input,label>select{display:block;margin-top:6px}h1,h2,p{margin:0}h1{font-family:Manrope,system-ui;font-size:17px;font-weight:800;margin-bottom:8px}.topbar{height:66px;background:var(--dark);display:flex;align-items:center;gap:30px;padding:0 22px;color:white}.brand{display:flex;align-items:center;gap:10px;font-family:Manrope,system-ui;font-weight:800;font-size:19px;flex-shrink:0}.brand svg{width:30px;height:30px}.badge{font-family:'DM Sans';font-size:11px;letter-spacing:1px;color:#a7c6c6;background:#29424b;border-radius:4px;padding:3px 6px;margin-left:2px}.project-name{color:#a9b6bd;border-left:1px solid #39505a;padding-left:27px;font-size:14px}.header-actions{display:flex;gap:8px;margin-left:auto}.dark-button{background:transparent;color:#d0dce0;border-radius:6px;padding:9px 13px}.dark-button:hover{background:#263e48}.accent-button{background:#69d5bc;color:#112e30;border-radius:6px;padding:10px 18px;font-weight:700}.workspace{display:grid;grid-template-columns:250px minmax(300px,1fr) 258px;height:calc(100dvh - 100px)}.panel{background:white;overflow:auto;scrollbar-width:thin;scrollbar-color:#dce3e6 transparent}.left-panel{border-right:1px solid var(--line)}.right-panel{border-left:1px solid var(--line)}.section-heading{padding:23px 20px 21px;border-bottom:1px solid var(--line)}.overline{letter-spacing:1.6px;color:#8899a2;font-weight:700;font-size:10px}section{padding:19px 20px;border-bottom:1px solid var(--line)}.section-title{font-weight:700;display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;font-size:14px}.section-title>span{font-size:11px;font-weight:500;color:#8a99a2}.palette{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}.swatch{width:27px;height:27px;border-radius:50%;border:3px solid white;box-shadow:0 0 0 1px #e2e8eb}.swatch.active{box-shadow:0 0 0 2px var(--teal)}.custom-colour{display:flex;align-items:center;justify-content:space-between;margin:4px 0 14px;font-size:13px}.custom-colour input{width:42px;height:27px;margin:0}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:13px}.primary{background:var(--teal);color:white;border-radius:6px;padding:10px;font-weight:600}.full{width:100%}.secondary{background:white;border:1px solid #dce4e8;border-radius:6px;padding:9px 11px;color:#324c57}.secondary>span{color:#82929b;font-size:11px;margin-left:5px}.hint{font-size:12px;line-height:1.6;color:#84929a;margin-top:10px}.mini-tag{background:#eef4f5;border-radius:4px;padding:3px 6px;letter-spacing:.5px;font-size:10px!important}.switch-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:13px;font-size:14px;color:#344d58}.switch-row input{margin:0}.text-button{background:transparent;color:#617f8c;padding:9px 6px;font-size:12px}.starter{background:#f9fbfc}.canvas-column{display:flex;flex-direction:column;min-width:0}.canvas-toolbar{display:flex;align-items:center;gap:10px;padding:10px 14px;height:58px;background:white;border-bottom:1px solid var(--line)}.tool-group{display:flex;gap:3px}.tool{background:transparent;color:#758790;border-radius:5px;padding:8px 10px;font-size:13px}.tool span{font-size:18px;line-height:14px;vertical-align:middle;margin-right:3px}.tool.active{background:#e8f5f0;color:#19795f;font-weight:600}.history{border-left:1px solid var(--line);padding-left:9px}.icon-button{background:transparent;color:#5e7481;font-size:22px;border-radius:5px;width:30px}.clean-button{margin-left:auto;font-size:12px;padding:8px 9px}.clean-button.active{background:#e8f5f0;color:var(--teal)}#viewport{position:relative;flex:1;min-height:250px;overflow:hidden;background:radial-gradient(ellipse at 55% 40%,#ffffff,#f0f4f7)}#viewport canvas{width:100%;height:100%;display:block;touch-action:none;outline:none}.scene-label{position:absolute;top:20px;left:23px;display:flex;align-items:center;gap:9px;font-size:12px;color:#6d8490;pointer-events:none;z-index:2}.tiny-dot{width:6px;height:6px;border-radius:50%;background:#7a919c}.scene-divider{height:12px;width:1px;background:#c7d4dc;margin:0 3px}.canvas-tip{position:absolute;bottom:22px;left:50%;transform:translateX(-50%);width:max-content;max-width:90%;font-size:12px;color:#8495a0;text-align:center;pointer-events:none;line-height:1.6}.axis-legend{position:absolute;bottom:57px;left:23px;display:flex;gap:12px;font-size:11px;font-weight:600;pointer-events:none}.axis-x{color:#cf595c}.axis-y{color:#32936a}.axis-z{color:#5581c4}.viewbar{height:49px;display:flex;align-items:center;justify-content:space-between;padding:0 17px;border-top:1px solid var(--line);background:white;gap:5px}.view-buttons{display:flex;align-items:center;gap:5px}.view-buttons>span{font-size:10px;letter-spacing:1px;color:#93a1a8;margin-right:12px}.viewbar button{background:transparent;color:#71838c;padding:7px 11px;border-radius:5px;font-size:12px}.viewbar button.active{background:#edf3f5;color:#2b4b5b;font-weight:700}.view-options{display:flex;gap:8px;align-items:center}.view-options>label{display:flex;align-items:center;gap:5px;font-size:12px}.view-options input{margin:0;width:13px;height:13px}.selection-empty{text-align:center;padding:19px 5px 14px}.empty-icon{font-size:32px;color:#b5c8ce;margin-bottom:12px}.selection-empty p{font-weight:600;font-size:14px;margin-bottom:9px}.selection-empty span{display:block;font-size:12px;color:#8b9aa1;line-height:1.6}.selection-summary{font-size:13px;color:#52777e;background:#eff7f4;border-radius:6px;padding:9px 11px;margin-bottom:12px}.coordinate-fields{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin:8px 0 15px}.coordinate-fields label{font-weight:700;font-size:12px}.coordinate-fields input{font-size:12px;padding:8px 4px}.selection-actions{display:flex;gap:7px;margin-top:10px}.selection-actions button{flex:1;font-size:12px}.danger{background:#fff1f1;color:#c15959;border-radius:6px;padding:8px}.layer-tools{display:flex;justify-content:space-between;margin:-8px -6px 7px}.layers{max-height:220px;overflow:auto;display:flex;flex-direction:column;gap:5px}.layer{display:flex;align-items:center;gap:9px;background:transparent;border:1px solid #e7ecee;border-radius:6px;color:#4a6573;padding:9px 10px;text-align:left;width:100%;font-size:12px}.layer.active{border-color:#70b5a2;background:#eef8f4}.layer>span:last-child{margin-left:auto;color:#98a6ad;font-size:11px}.layer-swatch{width:9px;height:9px;border-radius:50%}.export-settings{border-bottom:0}.export-settings label{margin-top:12px}footer{height:34px;display:flex;align-items:center;gap:16px;padding:0 18px;border-top:1px solid var(--line);background:#f8fafb;color:#7c8f99;font-size:11px}#footer-count{border-left:1px solid #d5dfe4;padding-left:15px}.footer-help{margin-left:auto}kbd{font-family:inherit;font-size:11px;border:1px solid #d6e0e5;background:#f6f9fa;border-radius:4px;padding:3px 6px;color:#748792}.footer-help kbd{padding:1px 4px;margin-left:10px}#toast{position:fixed;bottom:62px;left:50%;transform:translateX(-50%);background:#173b43;color:white;padding:12px 22px;border-radius:8px;box-shadow:0 4px 20px #0002;z-index:20;font-size:13px}dialog{border:0;border-radius:14px;padding:32px;max-width:460px;width:90vw;color:#29434f;box-shadow:0 20px 80px #122a3940}dialog::backdrop{background:#17334170;backdrop-filter:blur(3px)}dialog h2{font-family:Manrope;font-size:28px;line-height:1.3;margin:15px 0 20px}dialog p{font-size:14px;line-height:1.7}.dialog-close{position:absolute;right:15px;top:12px;font-size:24px;background:transparent;color:#78939e}.shortcut-list{display:grid;grid-template-columns:1fr auto;gap:11px;margin:23px 0;font-size:13px}.shortcut-list kbd{justify-self:end}#marquee{position:absolute;border:1px solid #21957f;background:#21957f1a;pointer-events:none;z-index:4}#empty,#webgl-error{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:12px;text-align:center;pointer-events:none;color:#7c929e}#empty h2,#webgl-error h2{font-family:Manrope;font-size:23px;color:#3c5968}#empty p,#webgl-error p{font-size:14px}[hidden]{display:none!important}body.clean .scene-label,body.clean .canvas-tip,body.clean .axis-legend{display:none}body.clean #viewport{background:white}
@media(min-width:1500px){.workspace{grid-template-columns:275px minmax(300px,1fr) 280px}section,.section-heading{padding-left:24px;padding-right:24px}}
@media(max-width:1050px){.workspace{grid-template-columns:224px minmax(250px,1fr) 224px}section{padding:16px}.section-heading{padding:18px 16px}.project-name{display:none}.canvas-toolbar{gap:5px;padding:9px 7px}.tool{padding:8px 6px;font-size:12px}.tool span{display:none}.history{padding-left:4px}.viewbar{padding:0 7px}.view-buttons{gap:0}.view-buttons>span{display:none}.viewbar button{padding:7px 7px}.view-options{gap:0}.canvas-tip{font-size:11px}.axis-legend{bottom:68px}}
@media(max-width:800px){body{overflow:auto}.topbar{padding:0 12px;gap:10px}.brand{font-size:16px;gap:6px}.header-actions{gap:1px}.dark-button{padding:8px}.dark-button span{display:none}.accent-button{padding:9px 11px;font-size:12px}.workspace{height:auto;grid-template-columns:minmax(0,1fr) minmax(0,1fr);grid-template-rows:65dvh auto}.canvas-column{grid-column:1/-1;grid-row:1}.left-panel,.right-panel{grid-row:2;overflow:visible}.canvas-toolbar{padding:9px 12px}.tool{padding:8px;font-size:13px}.tool span{display:inline}.canvas-tip{font-size:11px}.viewbar{padding:0 14px}.view-buttons{gap:4px}.view-options{gap:6px}footer{position:sticky;bottom:0;z-index:5;font-size:10px}.footer-help{display:none}.section-title{font-size:13px}.palette{gap:6px}.swatch{width:25px;height:25px}.selection-empty{padding:20px 0}.coordinate-fields input{font-size:11px}.badge{display:none}.axis-legend{bottom:58px}.hint{font-size:12px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}

#match-block-size{margin-bottom:8px}#selected-kind{margin-bottom:10px}#carbon-example{margin-top:10px}#object-kind{font-size:14px}

#legend-toggle{margin-left:auto}.clean-button{margin-left:0}#legend-section{scroll-margin-top:0}.legend-entry{display:grid;grid-template-columns:minmax(0,1fr) 34px 24px;gap:7px;align-items:center;margin-bottom:13px;padding-bottom:13px;border-bottom:1px solid var(--line)}.legend-entry input[type=text]{grid-column:1/-1;min-width:0;width:100%;height:36px;padding:8px;border:1px solid #dde5e8;border-radius:6px;background:#f7f9fa;color:#2d404b;font-size:14px}.legend-entry select{font-size:13px;height:33px;padding:6px}.legend-entry input[type=color]{height:33px}.legend-remove{background:#fff1f1;color:#bb5555;border-radius:5px;width:24px;height:29px;font-size:19px;padding:0}#legend-handle{position:absolute;z-index:3;cursor:move;border:1px solid transparent;touch-action:none}#legend-handle:hover{border:1px dashed #147e68}body.clean #legend-handle{display:none}#legend-section .hint{color:#70848e}
@media(max-width:1050px){#legend-toggle{font-size:12px;padding:7px 5px}.clean-button{padding:7px 5px}}
@media(max-width:800px){.canvas-toolbar{flex-wrap:wrap;height:auto;min-height:58px}}
.move-hud{position:absolute;top:47px;left:22px;z-index:2;pointer-events:none;background:#ffffffdd;border:1px solid #d9e5e8;border-radius:7px;padding:9px 12px;max-width:calc(100% - 44px);font-size:12px;color:#55727d;box-shadow:0 2px 8px #15374608}.move-hud strong{font-weight:600;color:#2b5864}.move-hud>span{margin-left:15px;color:#788f97}.move-hud>div{margin-top:5px;line-height:1.5}.nudge-controls{display:grid;gap:5px;margin:0 0 10px}.nudge-controls>div{display:flex;align-items:center;gap:5px;font-size:13px;font-weight:600}.nudge-controls span{margin-right:auto}.nudge-controls button{width:35px;height:30px;border:1px solid #dce5e8;border-radius:5px;background:#f7fafb;color:inherit;font-size:17px;padding:0}body.clean .move-hud{display:none}#add,#array{cursor:grab}#add:active,#array:active{cursor:grabbing}

#selection-filter-panel{margin-bottom:16px;border-bottom:1px solid var(--line);padding-bottom:12px}#selection-filter-panel summary{font-size:14px;font-weight:600;cursor:pointer;margin-bottom:10px}input[type=text]{width:100%;height:36px;border:1px solid #dde5e8;border-radius:6px;padding:8px;background:#f7f9fa;color:#2d404b;font-size:14px;box-sizing:border-box}.starter button+button{margin-top:9px}.legend-surface{grid-column:1/2}.legend-shine{grid-column:2/-1;width:100%;min-width:0;height:33px}#selected-material{margin-bottom:10px}#selected-surface{font-size:13px}#restore-work{margin-top:12px}
#autosave-status{color:#147e68;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:240px;flex-shrink:1}#autosave-status[data-state="conflict"],#autosave-status[data-state="unavailable"],#autosave-status[data-state="invalid"]{color:#aa5e1f}@media(max-width:1050px){.footer-help{display:none}}@media(max-width:800px){#autosave-status{margin-left:auto;max-width:160px}footer{gap:8px}#status{max-width:40%;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}#footer-count{padding-left:8px}}