:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--page:#080a0c;--panel:#0c0f12e6;--panel-solid:#0f1215;--text:#f1f4f5;--text-dim:#aeb8bc;--text-faint:#657176;--line:#344047;--line-strong:#53636b;--left:#51d4c8;--right:#ff806e;--accent:#ffd447;--correct:#75df86;--danger:#ff6b72;--canvas:#080a0c}:root[data-theme=light]{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--page:#e8edf0;--panel:#f4f7f8eb;--panel-solid:#f4f7f8;--text:#182126;--text-dim:#44545c;--text-faint:#74858d;--line:#aab7bd;--line-strong:#73868f;--left:#007f79;--right:#c63f32;--accent:#7a38a3;--correct:#177d3b;--danger:#bd2435;--canvas:#dfe6e9}*{box-sizing:border-box}html,body{background:var(--page);width:100%;height:100%;color:var(--text);margin:0;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;overflow:hidden}button,select,input{font:inherit}button,select,input[type=range]{touch-action:manipulation}#cube-app{isolation:isolate;width:100%;min-width:320px;height:100%;position:relative}#cube-app.cursor-paired,#cube-app.cursor-paired *{cursor:none!important}.stereo-cursors{z-index:40;pointer-events:none;position:absolute;inset:0;overflow:hidden}.stereo-cursor{border:1px solid color-mix(in srgb, var(--accent) 82%, white);opacity:0;width:18px;height:18px;box-shadow:0 0 0 1px color-mix(in srgb, var(--page) 70%, transparent);will-change:transform;border-radius:50%;transition:opacity 90ms,border-radius 90ms;position:absolute;top:0;left:0;transform:translate(-50%,-50%)}#cube-app.spatial-tracking .stereo-cursor{border-color:#65e6bb;box-shadow:0 0 0 2px #65e6bb47}.finger-status{min-width:7.5rem;color:var(--muted);letter-spacing:0;text-align:center;font-size:.68rem;font-weight:700}.finger-status[data-state=tracking]{color:#65e6bb}.stereo-cursor:before,.stereo-cursor:after{content:"";background:currentColor;position:absolute}.stereo-cursor:before{width:10px;height:1px;top:8px;left:3px}.stereo-cursor:after{width:1px;height:10px;top:3px;left:8px}#cube-app.cursor-paired .stereo-cursor{opacity:.96}#cube-app.cursor-pressed .stereo-cursor{border-radius:3px}#stereo-canvas{cursor:grab;touch-action:none;outline:none;width:100%;height:100%;display:block;position:absolute;inset:0}#stereo-canvas:active{cursor:grabbing}.eye-divider{z-index:14;background:var(--line);pointer-events:none;width:1px;position:absolute;top:0;bottom:0;left:50%}.fusion-guides{z-index:3;pointer-events:none;grid-template-columns:1fr 1fr;display:grid;position:absolute;top:116px;left:0;right:0}.fusion-guides>div{place-items:center;display:grid}.fusion-guides span{border:1px solid color-mix(in srgb, var(--text-dim) 72%, transparent);opacity:.78;border-radius:50%;width:12px;height:12px;position:relative}.fusion-guides span:before,.fusion-guides span:after{content:"";background:var(--text-dim);opacity:.68;position:absolute}.fusion-guides span:before{width:18px;height:1px;top:5px;left:-4px}.fusion-guides span:after{width:1px;height:18px;top:-4px;left:5px}.eye-label{z-index:4;pointer-events:none;-webkit-user-select:none;user-select:none;align-items:center;gap:7px;display:flex;position:absolute;top:140px}.eye-label-left{left:16px}.eye-label-right{right:16px}.eye-label-tens{color:var(--left)}.eye-label-ones{color:var(--right)}.eye-label-full{color:var(--accent)}.eye-label b{border:1px solid;border-radius:50%;place-items:center;width:22px;height:22px;font-size:11px;display:grid}.eye-label span{letter-spacing:.08em;font-size:10px;font-weight:700}.topbar{z-index:10;border-bottom:1px solid var(--line);background:var(--panel);grid-template-columns:minmax(126px,auto) minmax(116px,1fr) auto minmax(116px,1fr);align-items:center;min-height:54px;padding:9px 12px;display:grid;position:absolute;top:0;left:0;right:0}.stereo-chrome{width:50%;right:auto}.stereo-chrome.stereo-left{left:0}.stereo-chrome.stereo-right{left:50%}.topbar.stereo-chrome{grid-template-columns:minmax(112px,auto) minmax(116px,1fr) auto;gap:8px}.topbar.stereo-chrome .wordmark{display:none}.topbar.stereo-chrome .mission{min-width:154px}.topbar.stereo-chrome .icon-button{width:32px;height:32px}.demo-nav{border:1px solid var(--line);background:var(--panel-solid);border-radius:6px;justify-self:start;display:inline-flex;overflow:hidden}.demo-nav:focus-within,.demo-nav:hover{border-color:var(--accent)}.demo-nav select{appearance:none;background:linear-gradient(45deg, transparent 50%, var(--text-dim) 50%) right 15px center / 5px 5px no-repeat, linear-gradient(135deg, var(--text-dim) 50%, transparent 50%) right 10px center / 5px 5px no-repeat, transparent;min-height:32px;color:var(--text);cursor:pointer;border:0;outline:none;padding:0 34px 0 11px;font-size:11px;font-weight:700}.wordmark{color:var(--text);justify-self:start;margin-left:13px;font-size:13px;font-weight:800;text-decoration:none}.wordmark span{color:var(--text-faint);font-weight:600}.mission{white-space:nowrap;grid-template-columns:auto auto 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input{width:92px}.rgbar-title{color:var(--accent);letter-spacing:.08em;flex:none;font-size:10px}.select-control,.rg-level-control{color:var(--text-faint);letter-spacing:.06em;flex:none;align-items:center;gap:7px;font-size:9px;font-weight:800;display:flex}.select-control select{border:1px solid var(--line);appearance:none;background:linear-gradient(45deg, transparent 50%, var(--text-dim) 50%) right 13px center / 4px 4px no-repeat, linear-gradient(135deg, var(--text-dim) 50%, transparent 50%) right 9px center / 4px 4px no-repeat, var(--panel-solid);min-height:30px;color:var(--text);cursor:pointer;border-radius:5px;outline:none;padding:0 28px 0 9px;font-size:9px;font-weight:800}.select-control:focus-within select,.select-control:hover select{border-color:var(--accent)}.rg-level-control{min-width:208px}.rg-level-control input{width:112px}.rg-level-control 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12px;font-size:11px;font-weight:800;transition:opacity .13s,transform .13s;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)scale(.96)}.result-toast.stereo-toast-left{left:25%}.result-toast.stereo-toast-right{left:75%}.result-toast.visible{opacity:1;transform:translate(-50%,-50%)scale(1)}.result-toast.correct{border-color:var(--correct);color:var(--correct)}.result-toast.wrong{border-color:var(--danger);color:var(--danger)}.controlbar{z-index:10;border-top:1px solid var(--line);background:var(--panel);justify-content:center;align-items:center;gap:24px;min-height:62px;padding:9px 14px;display:flex;position:absolute;bottom:0;left:0;right:0}.controlbar.stereo-chrome{overscroll-behavior-x:contain;scrollbar-width:thin;justify-content:flex-start;gap:14px;overflow-x:auto}.controlbar.stereo-chrome .control-group{flex:none;grid-template-columns:auto minmax(76px,104px) 34px;gap:7px;min-width:166px}.controlbar.stereo-chrome .reset-view{flex:none}.mode-switch{border:1px solid var(--line);background:var(--panel-solid);border-radius:6px;flex:none;display:inline-flex;overflow:hidden}.mode-switch button{min-height:32px;color:var(--text-faint);letter-spacing:.05em;cursor:pointer;background:0 0;border:0;padding:0 10px;font-size:9px;font-weight:800}.mode-switch button+button{border-left:1px solid var(--line)}.mode-switch button:hover,.mode-switch button:focus-visible{color:var(--accent);outline:none}.mode-switch button[aria-pressed=true]{background:var(--accent);color:var(--panel-solid)}.control-group{grid-template-columns:auto minmax(92px,150px) 38px;align-items:center;gap:9px;min-width:196px;display:grid}.control-group label,.control-group output{color:var(--text-faint);letter-spacing:.06em;font-size:10px;font-weight:700}.control-group output{color:var(--text-dim);letter-spacing:0;text-align:right}input[type=range]{appearance:none;cursor:pointer;background:0 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.help-panel.stereo-left{--help-far-x:14px}.help-dialog[data-stereo-mode=cross] .help-panel.stereo-right{--help-far-x:-14px}.help-dialog::backdrop{background:#000000ad}.help-dialog.opening .help-panel{animation:.3s cubic-bezier(.2,.76,.2,1) both help-depth-in}.help-dialog.closing{pointer-events:none}.help-dialog.closing .help-panel{animation:.25s cubic-bezier(.55,.02,.78,.35) both help-depth-out}.help-dialog.opening::backdrop{animation:.3s ease-out both help-backdrop-in}.help-dialog.closing::backdrop{animation:.25s ease-in both help-backdrop-out}.help-header,.help-footer{justify-content:space-between;align-items:center;padding:16px 18px;display:flex}.help-header{border-bottom:1px solid var(--line)}.help-header>div{min-width:0}.help-kicker{color:var(--text-faint);letter-spacing:.08em;font-size:10px;font-weight:700}.help-header h2{letter-spacing:0;margin:5px 0 0;font-size:20px;line-height:1.2}.dialog-close{border:1px solid var(--line);width:34px;height:34px;color:var(--text-dim);cursor:pointer;background:0 0;border-radius:50%;place-items:center;padding:0;font-size:20px;line-height:1;display:grid}.dialog-close:hover,.dialog-close:focus-visible{border-color:var(--accent);color:var(--accent);outline:none}.help-content{max-height:calc(100vh - 210px);padding:18px;overflow-y:auto}.help-lead{color:var(--text-dim);margin:0 0 18px;font:600 13px/1.6 ui-monospace,SFMono-Regular,Menlo,monospace}.view-methods{border-block:1px solid var(--line);grid-template-columns:1fr 1fr;display:grid}.view-methods section{min-width:0;padding:17px 16px 17px 0}.view-methods section+section{border-left:1px solid var(--line);padding-left:16px;padding-right:0}.view-methods h3{color:var(--accent);letter-spacing:.08em;margin:0 0 10px;font-size:11px}.view-methods p{color:var(--text-faint);margin:10px 0 0;font-size:11px;line-height:1.55}.eye-map{grid-template-columns:1fr 1fr;gap:6px;display:grid}.eye-map span{border:1px solid var(--line);min-width:0;color:var(--text-dim);text-align:center;border-radius:5px;padding:8px 5px;font-size:10px;font-weight:800}.parallel-map span:first-child,.cross-map span:last-child{border-color:var(--left);color:var(--left)}.parallel-map span:last-child,.cross-map span:first-child{border-color:var(--right);color:var(--right)}.help-controls{grid-template-columns:1fr 1fr;gap:0 20px;margin:18px 0 0;display:grid}.help-controls>div{border-bottom:1px solid color-mix(in srgb, var(--line) 62%, transparent);grid-template-columns:112px 1fr;gap:10px;padding:9px 0;display:grid}.help-controls dt,.help-controls dd{margin:0;font-size:10px;line-height:1.4}.help-controls dt{color:var(--text);font-weight:800}.help-controls dd{color:var(--text-faint)}.comfort-note{border-left:2px solid var(--right);color:var(--text-dim);margin:18px 0 0;padding-left:11px;font-size:10px;line-height:1.55}.merge-help{border-top:1px solid var(--line);margin-top:18px;padding-top:16px}.merge-help h3{color:var(--accent);letter-spacing:.08em;margin:0 0 8px;font-size:11px}.merge-help>p{color:var(--text-dim);margin:0 0 10px;font-size:10px;line-height:1.5}.merge-help>div{border-block:1px solid var(--line);grid-template-columns:repeat(3,1fr);display:grid}.merge-help>div p{color:var(--text-faint);margin:0;padding:12px;font-size:9px;line-height:1.45}.merge-help>div p+p{border-left:1px solid var(--line)}.merge-help b,.merge-help span{display:block}.merge-help b{color:var(--text);margin-bottom:5px;font-size:9px}.help-footer{border-top:1px solid var(--line);justify-content:flex-end}.help-footer button{border:1px solid var(--accent);background:var(--accent);min-height:34px;color:var(--panel-solid);letter-spacing:.05em;cursor:pointer;border-radius:6px;padding:0 15px;font-size:10px;font-weight:900}.help-footer button:hover,.help-footer button:focus-visible{filter:brightness(1.08);outline:1px solid var(--text);outline-offset:2px}@media (width<=900px){.topbar{grid-template-columns:auto 1fr auto}.wordmark{display:none}.topbar.stereo-chrome{grid-template-columns:minmax(0,1fr) auto}.topbar.stereo-chrome .demo-nav{display:none}.topbar.stereo-chrome .mission{justify-content:start;min-width:0}.mission{min-width:0}.controlbar{overscroll-behavior-x:contain;justify-content:flex-start;gap:20px;overflow-x:auto}.control-group,.reset-view{flex:none}}@media (width<=620px){.topbar{grid-template-columns:auto 1fr auto;min-height:54px;padding:8px}.topbar.stereo-chrome{gap:3px;padding-inline:5px}.demo-nav select{width:104px;padding-left:9px}.mission{grid-template-columns:auto auto;gap:4px 7px}.mission-label{display:none}#target-number,[data-stereo-source=target-number]{font-size:22px}#progress,[data-stereo-source=progress]{font-size:9px}.top-actions{gap:4px}.topbar.stereo-chrome .translate-button,.topbar.stereo-chrome .top-actions button:last-child{display:none}.icon-button{width:30px;height:32px}.topbar.stereo-chrome .icon-button{width:28px;height:30px}.rgbar.stereo-chrome{padding-inline:8px}.rgbar.stereo-chrome .rgbar-title{display:none}.eye-label{top:126px}.eye-label span{display:none}.fusion-guides{top:112px}.controlbar{gap:16px;min-height:58px;padding:8px 10px}.control-group{grid-template-columns:auto 96px 34px;min-width:180px}.help-panel{width:calc(100% - 8px);max-height:calc(100vh - 16px)}.help-header,.help-footer{padding:13px 14px}.help-content{max-height:calc(100vh - 174px);padding:14px}.help-controls>div{grid-template-columns:1fr;gap:4px}.help-header h2{font-size:15px}.help-kicker{font-size:8px}.view-methods,.help-controls{grid-template-columns:1fr}.view-methods section,.view-methods section+section{padding:14px 0}.view-methods section+section{border-top:1px solid var(--line);border-left:0}.merge-help>div{grid-template-columns:1fr}.merge-help>div p+p{border-top:1px solid var(--line);border-left:0}}@media (height<=560px){.fusion-guides,.eye-label,.rg-readout{display:none}.controlbar{min-height:52px;padding-block:6px}}@keyframes help-depth-in{0%{opacity:0;transform:perspective(1200px) translate3d(var(--help-far-x), 0, -420px)}to{opacity:1;transform:perspective(1200px)translate(0,0)}}@keyframes help-depth-out{0%{opacity:1;transform:perspective(1200px)translate(0,0)}to{opacity:0;transform:perspective(1200px) translate3d(var(--help-far-x), 0, -520px)}}@keyframes help-backdrop-in{0%{background:0 0}to{background:#000000ad}}@keyframes help-backdrop-out{0%{background:#000000ad}to{background:0 0}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important}}