:root{--zinc-50:#fafafa;--zinc-100:#f4f4f5;--zinc-200:#e4e4e7;--zinc-300:#d4d4d8;--zinc-400:#a1a1aa;--zinc-500:#71717a;--zinc-600:#52525b;--zinc-700:#3f3f46;--zinc-800:#27272a;--zinc-900:#18181b;--zinc-950:#09090b;--violet-300:#c4b5fd;--violet-400:#a78bfa;--violet-500:#8b5cf6;--violet-600:#7c3aed;--cyan-500:#06b6d4;--amber-500:#f59e0b;--emerald-500:#10b981;--red-500:#ef4444;--red-900:#7f1d1d;--blue-500:#3b82f6;--bg:var(--zinc-950);--bg-elevated:var(--zinc-900);--bg-hover:var(--zinc-800);--fg:var(--zinc-50);--fg-muted:var(--zinc-400);--fg-subtle:var(--zinc-500);--border:var(--zinc-800);--border-subtle:#ffffff0f;--primary-tint:#8b5cf61a;--state-ready:#22c55e;--state-busy:var(--amber-500);--state-error:var(--red-500);--font-sans:"Geist", "Geist Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-mono:"JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;--radius:8px;--radius-sm:4px;--radius-md:6px;--radius-lg:12px;--shadow-sm:0 1px 2px #0006;--shadow-lg:0 12px 32px #0000008c;--ease-out:cubic-bezier(.2, .8, .2, 1);--ease-spring:cubic-bezier(.34, 1.56, .64, 1);--dur-fast:.12s;--dur-base:.18s;--dur-slow:.28s;--editor-bg:#0c0d12;--editor-gutter:#3f3f46}.cad{--editor-w:minmax(360px, 1fr)}.cad ::selection{background:#8b5cf64d}.cad button{font-family:inherit}.shell{background:var(--bg);height:100vh;color:var(--fg);font-family:var(--font-sans);grid-template-rows:48px 1fr 26px;display:grid}.header{border-bottom:1px solid var(--border);background:var(--bg);z-index:20;align-items:center;gap:10px;padding:0 12px 0 14px;display:flex;position:relative}.brand{align-items:center;gap:9px;padding-right:6px;display:flex}.brand svg{display:block}.brand .wm{letter-spacing:-.03em;font-size:14px;font-weight:600}.brand .wm .z{color:var(--violet-400)}.crumb{color:var(--fg-subtle);margin:0 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var(--dur-base);border-radius:50%;flex-shrink:0;position:relative}.state-pill .dot:after{content:"";background:inherit;opacity:0;border-radius:50%;position:absolute;inset:-3px}.state-pill .label{font-variant-numeric:tabular-nums}.state-pill .ms{font-family:var(--font-mono);color:var(--fg-subtle);font-size:11px}.state-pill.ready .dot{background:var(--state-ready);box-shadow:0 0 0 3px #22c55e24}.state-pill.stale{border-color:#f59e0b4d}.state-pill.stale .dot{background:var(--state-busy)}.state-pill.busy{background:#f59e0b14;border-color:#f59e0b73}.state-pill.busy .dot{background:var(--state-busy);animation:dotpulse .9s var(--ease-out) infinite}.state-pill.busy .dot:after{animation:halo .9s var(--ease-out) infinite}.state-pill.error{color:#fca5a5;background:#ef444414;border-color:#ef444473}.state-pill.error .dot{background:var(--state-error)}.state-pill.cloud{background:#8b5cf614;border-color:#8b5cf673}.state-pill.cloud .dot{background:var(--violet-400);animation:dotpulse .9s var(--ease-out) infinite}@keyframes dotpulse{0%,to{opacity:1}50%{opacity:.35}}@keyframes halo{0%{opacity:.5;transform:scale(.6)}to{opacity:0;transform:scale(2.2)}}.header-actions{align-items:center;gap:6px;margin-left:auto;display:flex}.btn{cursor:pointer;height:32px;color:var(--fg);transition:background var(--dur-fast) var(--ease-out), color var(--dur-fast), border-color var(--dur-fast), transform var(--dur-fast);background:0 0;border:1px solid #0000;border-radius:8px;align-items:center;gap:7px;padding:0 12px;font-size:13px;font-weight:500;display:inline-flex}.btn:active{transform:translateY(.5px)}.btn.primary{background:var(--violet-500);color:#fff}.btn.primary:hover{background:var(--violet-600)}.btn.outline{border-color:var(--border);color:var(--fg-muted)}.btn.outline:hover{background:var(--bg-hover);color:var(--fg);border-color:var(--zinc-700)}.btn.ghost{color:var(--fg-muted)}.btn.ghost:hover{background:var(--bg-hover);color:var(--fg)}.btn.icon{justify-content:center;width:32px;padding:0}.btn .kbd-inline{font-family:var(--font-mono);color:var(--fg-subtle);border:1px solid var(--border);background:#ffffff0a;border-radius:4px;margin-left:2px;padding:1px 4px;font-size:10px}.avatar{background:linear-gradient(135deg, var(--violet-500), var(--cyan-500));color:#fff;cursor:pointer;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;margin-left:4px;font-size:11px;font-weight:600;display:flex}.panes{grid-template-columns:52px var(--editor-w,minmax(360px, 1fr)) 7px 1fr;min-height:0;display:grid;position:relative}.panes.expanded{grid-template-columns:212px var(--editor-w,minmax(360px, 1fr)) 7px 1fr}.rail{background:var(--bg-elevated);border-right:1px solid var(--border);flex-direction:column;display:flex;overflow:hidden}.rail-top{flex-direction:column;align-items:stretch;gap:2px;padding:8px 0;display:flex}.rail-btn{height:40px;color:var(--fg-muted);cursor:pointer;transition:color var(--dur-fast), background var(--dur-fast);text-align:left;white-space:nowrap;background:0 0;border:none;border-left:2px solid #0000;align-items:center;gap:12px;width:100%;padding:0 17px;font-size:13px;font-weight:500;display:flex}.rail-btn svg{flex-shrink:0}.rail-btn:hover{color:var(--fg);background:var(--bg-hover)}.rail-btn.active{color:var(--violet-400);background:var(--primary-tint);border-left-color:var(--violet-500)}.rail-btn .lbl{opacity:0;transition:opacity var(--dur-fast)}.panes.expanded .rail-btn 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.cm-editor{height:100%}.err-console{-webkit-backdrop-filter:blur(12px);opacity:0;visibility:hidden;pointer-events:none;transition:transform var(--dur-slow) var(--ease-out), opacity var(--dur-base) var(--ease-out), visibility 0s linear var(--dur-base);z-index:6;background:#1f0c0cf0;border-top:1px solid #ef444466;max-height:46%;padding:12px 16px 14px;position:absolute;bottom:0;left:0;right:0;overflow:auto;transform:translateY(16px)}.err-console.on{opacity:1;visibility:visible;pointer-events:auto;transition:transform var(--dur-slow) var(--ease-out), opacity var(--dur-base) var(--ease-out);transform:translateY(0)}.err-console .eh{color:#fca5a5;letter-spacing:.01em;align-items:center;gap:8px;margin-bottom:8px;font-size:12px;font-weight:600;display:flex}.err-console .eh .close{color:#fca5a5;cursor:pointer;background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;width:22px;height:22px;margin-left:auto;display:flex}.err-console .eh .close:hover{background:#ef444429}.err-console pre{font-family:var(--font-mono);color:#fecaca;white-space:pre-wrap;margin:0;font-size:12px;line-height:1.6}.err-console .tb-msg{color:#fff;font-weight:600}.run-bar{z-index:5;pointer-events:none;background:0 0;height:2px;position:absolute;top:0;left:0;right:0;overflow:hidden}.run-bar .fill{background:linear-gradient(90deg, var(--amber-500), var(--violet-400));width:0;height:100%;transition:width var(--dur-base) var(--ease-out);opacity:0;box-shadow:0 0 8px #f59e0b80}.run-bar.on .fill{opacity:1}.viewport-pane{background:var(--editor-bg);border-left:1px solid var(--border);flex-direction:column;min-width:0;display:flex;position:relative}.vp-tabs{border-bottom:1px solid var(--border);background:var(--bg);z-index:6;align-items:center;gap:4px;height:36px;padding:0 8px 0 12px;display:flex}.vp-tab{color:var(--fg-muted);text-transform:uppercase;letter-spacing:.07em;cursor:pointer;transition:color var(--dur-fast), background var(--dur-fast);background:0 0;border:none;border-radius:6px;padding:5px 9px;font-size:11px;font-weight:600}.vp-tab:hover{color:var(--fg)}.vp-tab.active{color:var(--fg);background:var(--bg-hover)}.vp-meta{font-family:var(--font-mono);color:var(--fg-subtle);align-items:center;gap:10px;margin-left:auto;font-size:11px;display:flex}.vp-meta .tri{align-items:center;gap:5px;display:flex}.canvas-host{background-color:var(--editor-bg);background-image:radial-gradient(55% 45% at 12% 88%,#8b5cf638,#0000 70%),radial-gradient(50% 40% at 88% 12%,#06b6d421,#0000 70%),linear-gradient(#3f3f4624 1px,#0000 1px),linear-gradient(90deg,#3f3f4624 1px,#0000 1px);background-position:50%,50%,50%,50%;background-size:100% 100%,100% 100%,26px 26px,26px 26px;flex:1;min-height:0;position:relative;overflow:hidden}.canvas-host model-viewer,.canvas-host .vp-canvas{--poster-color:transparent;background:0 0;width:100%;height:100%;display:block}.canvas-host.stale{filter:brightness(.82)saturate(.85)}.canvas-host.stale:after{content:"";pointer-events:none;background:#09090b1f;position:absolute;inset:0}.canvas-empty{color:var(--fg-subtle);pointer-events:none;flex-direction:column;justify-content:center;align-items:center;gap:12px;display:flex;position:absolute;inset:0}.canvas-empty .ce-title{color:var(--fg-muted);font-size:13px;font-weight:500}.render-flash{pointer-events:none;opacity:0;transition:opacity var(--dur-slow) var(--ease-out);background:radial-gradient(circle,#22d3ee1a,#0000 60%);position:absolute;inset:0}.render-flash.on{opacity:1}.stale-hint{opacity:0;color:var(--fg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);pointer-events:none;transition:all var(--dur-base) var(--ease-out);z-index:7;background:#18181be6;border:1px solid #f59e0b66;border-radius:9999px;align-items:center;gap:8px;padding:6px 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0;border:none;border-radius:6px;justify-content:center;align-items:center;display:flex}.vt-btn:hover{background:var(--bg-hover);color:var(--fg)}.vt-btn.active{color:var(--violet-400);background:#8b5cf629}.gizmo{z-index:7;opacity:.8;pointer-events:none;width:50px;height:50px;position:absolute;top:10px;left:12px}.customizer{-webkit-backdrop-filter:blur(20px);z-index:8;transition:transform var(--dur-slow) var(--ease-spring), opacity var(--dur-base);background:#121216c7;border:1px solid #ffffff17;border-radius:12px;position:absolute;bottom:14px;left:12px;right:12px;overflow:hidden;box-shadow:0 8px 32px #00000073}.customizer.hidden{opacity:0;transform:translateY(calc(100% + 16px))}.cust-head{cursor:pointer;transition:border-color var(--dur-base);border-bottom:1px solid #0000;align-items:center;gap:10px;padding:11px 14px;display:flex}.customizer.open .cust-head{border-bottom-color:var(--border-subtle)}.cust-head .ctitle{letter-spacing:.08em;text-transform:uppercase;color:var(--fg-muted);align-items:center;gap:8px;font-size:11px;font-weight:600;display:flex}.cust-head .ctitle svg{color:var(--violet-400)}.cust-head .count{font-family:var(--font-mono);color:var(--fg-subtle);white-space:nowrap;margin-left:auto;font-size:11px}.cust-head .auto-chip{font-family:var(--font-mono);letter-spacing:.04em;text-transform:uppercase;color:var(--fg-subtle);border:1px solid var(--border);cursor:pointer;transition:color var(--dur-fast), border-color var(--dur-fast);background:0 0;border-radius:9999px;align-items:center;gap:6px;margin-left:12px;padding:3px 9px;font-size:10px;display:flex}.cust-head .auto-chip:hover{color:var(--fg-muted);border-color:var(--zinc-700)}.cust-head .auto-chip .adot{background:var(--fg-subtle);width:6px;height:6px;transition:background var(--dur-base), box-shadow var(--dur-base);border-radius:50%}.cust-head .auto-chip.on{color:var(--violet-300);border-color:#8b5cf666}.cust-head .auto-chip.on .adot{background:var(--violet-400);box-shadow:0 0 0 3px #8b5cf626}.cust-head .chev{color:var(--fg-subtle);transition:transform var(--dur-base) var(--ease-out);margin-left:12px;display:flex}.customizer.open .cust-head .chev{transform:rotate(180deg)}.cust-body{max-height:0;transition:max-height var(--dur-slow) var(--ease-out), padding var(--dur-slow) var(--ease-out);grid-template-columns:1fr 1fr;gap:2px 22px;padding:6px 14px 12px;display:grid;overflow:hidden auto}.customizer.open .cust-body{max-height:264px}.customizer:not(.open) .cust-body{padding-top:0;padding-bottom:0}.cust-empty{color:var(--fg-subtle);grid-column:1/-1;padding:6px 0 2px;font-size:12px;line-height:1.5}.ctrl{padding:7px 0}.ctrl .crow{align-items:center;gap:10px;margin-bottom:7px;display:flex}.ctrl .cname{font-family:var(--font-mono);color:var(--fg);font-size:12px}.ctrl .cunit{font-family:var(--font-mono);color:var(--fg-subtle);font-size:11px}.ctrl .cval{font-family:var(--font-mono);color:var(--violet-300);font-variant-numeric:tabular-nums;text-align:right;background:#8b5cf61a;border:1px solid #8b5cf633;border-radius:5px;min-width:46px;margin-left:auto;padding:1px 7px;font-size:12px}.ctrl.editing .cval{outline:2px solid var(--violet-500)}.slider{cursor:pointer;touch-action:none;align-items:center;height:18px;display:flex;position:relative}.slider .track{background:var(--bg-hover);border-radius:9999px;height:4px;position:absolute;left:0;right:0;overflow:hidden}.slider .fill{background:linear-gradient(90deg, var(--violet-500), var(--cyan-500));border-radius:9999px;position:absolute;top:0;bottom:0;left:0}.slider .thumb{width:14px;height:14px;box-shadow:0 0 0 2px var(--violet-500), 0 2px 6px #00000080;transition:transform var(--dur-fast) var(--ease-spring);background:#fff;border-radius:50%;position:absolute}.slider:hover .thumb{transform:scale(1.18)}.slider.drag .thumb{box-shadow:0 0 0 2px var(--violet-400), 0 0 0 6px #8b5cf633, 0 2px 6px #00000080;transform:scale(1.3)}.toggle{background:var(--bg-hover);border:1px solid var(--border);cursor:pointer;width:38px;height:22px;transition:background var(--dur-base) var(--ease-out);border-radius:9999px;flex-shrink:0;margin-left:auto;padding:0;position:relative}.toggle:after{content:"";background:var(--fg-muted);width:16px;height:16px;transition:transform var(--dur-base) var(--ease-spring), background var(--dur-base);border-radius:50%;position:absolute;top:2px;left:2px}.toggle.on{background:var(--violet-500);border-color:var(--violet-500)}.toggle.on:after{background:#fff;transform:translate(16px)}.status{background:var(--bg-elevated);border-top:1px solid var(--border);color:var(--fg-muted);z-index:10;align-items:center;gap:10px;padding:0 12px;font-size:11px;display:flex}.status .seg-l{align-items:center;gap:8px;display:flex}.status .sdot{background:var(--state-ready);width:7px;height:7px;transition:background var(--dur-base);border-radius:50%}.status.busy .sdot{background:var(--state-busy);animation:dotpulse .9s var(--ease-out) infinite}.status.error .sdot{background:var(--state-error)}.status.cloud .sdot{background:var(--violet-400);animation:dotpulse .9s var(--ease-out) infinite}.status .stext{color:var(--fg);font-weight:500}.status.error .stext{color:#fca5a5}.status .sep{color:var(--zinc-700)}.status .right{font-family:var(--font-mono);align-items:center;gap:10px;margin-left:auto;display:flex}.status .schip{align-items:center;gap:5px;display:flex}.status .kdot{background:var(--cyan-500);border-radius:50%;width:5px;height:5px}.toast-host{z-index:60;flex-direction:column;align-items:flex-end;gap:10px;display:flex;position:fixed;bottom:42px;right:18px}.toast{background:var(--bg-elevated);border:1px solid var(--border);box-shadow:var(--shadow-lg);opacity:0;min-width:280px;transition:all var(--dur-base) var(--ease-spring);border-radius:12px;align-items:center;gap:12px;padding:12px 14px;display:flex;transform:translateY(12px)scale(.98)}.toast.on{opacity:1;transform:translateY(0)scale(1)}.toast .ring{flex-shrink:0;width:30px;height:30px}.toast .tbody{flex-direction:column;gap:2px;display:flex}.toast .tt{color:var(--fg);font-size:13px;font-weight:500}.toast .ts{color:var(--fg-muted);font-size:11px;font-family:var(--font-mono)}.toast.done .tt{color:var(--state-ready)}.modal-backdrop{-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);z-index:80;background:#00000080;justify-content:center;align-items:flex-start;padding-top:14vh;display:none;position:fixed;inset:0}.modal-backdrop.open{animation:fade var(--dur-base) var(--ease-out);display:flex}@keyframes fade{0%{opacity:0}to{opacity:1}}.palette{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--zinc-700);width:540px;max-width:92vw;box-shadow:var(--shadow-lg);animation:rise var(--dur-base) var(--ease-spring);background:#141418f5;border-radius:14px;overflow:hidden}@keyframes rise{0%{opacity:0;transform:translateY(10px)scale(.985)}to{opacity:1;transform:none}}.palette .pin{border-bottom:1px solid var(--border);align-items:center;gap:10px;padding:0 16px;display:flex}.palette .pin svg{color:var(--fg-subtle)}.palette input{height:50px;color:var(--fg);font-family:var(--font-sans);background:0 0;border:none;outline:none;flex:1;font-size:15px}.palette .plist{max-height:340px;padding:6px;overflow:auto}.palette .pgroup{letter-spacing:.1em;text-transform:uppercase;color:var(--fg-subtle);padding:8px 10px 4px;font-size:10px;font-weight:600}.prow{color:var(--fg-muted);cursor:pointer;border-radius:8px;align-items:center;gap:12px;padding:9px 10px;font-size:13px;display:flex}.prow svg{flex-shrink:0}.prow.sel,.prow:hover{background:var(--primary-tint);color:var(--fg)}.prow .phint{gap:4px;margin-left:auto;display:flex}.kbd{font-family:var(--font-mono);color:var(--fg-muted);background:var(--bg);border:1px solid var(--border);border-bottom-width:2px;border-radius:4px;padding:2px 5px;font-size:10px}.res-handle{cursor:col-resize;z-index:15;touch-action:none;position:relative}.res-handle:after{content:"";width:1px;transition:background var(--dur-fast);background:0 0;position:absolute;top:0;bottom:0;left:50%;transform:translate(-50%)}.res-handle:hover:after,.res-handle.drag:after{background:var(--violet-500)}.code-host .cm-param{cursor:pointer;transition:background var(--dur-fast);border-bottom:1.5px dotted #a78bfa8c;border-radius:2px}.code-host .cm-param:hover,.code-host .cm-param.hot{border-bottom-color:var(--violet-400);background:#8b5cf629}@media (prefers-reduced-motion:reduce){.cad *,.cad :after,.cad :before{transition-duration:.001ms!important;animation-duration:.001ms!important;animation-iteration-count:1!important}}