@font-face{font-family:Inter;src:url('/assets/fonts/InterVariable.woff2') format('woff2');font-style:normal;font-weight:100 900;font-display:swap}
:root{font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-synthesis:none;color-scheme:dark;--bg:#11151b;--panel:#181e26;--surface:#202832;--hover:#293441;--text:#e7edf5;--muted:#aebac9;--faint:#8392a4;--border:#33404e;--accent:#a5d3ff;--focus:#a5d3ff;--x:#f2b99c;--y:#9ad5c2;--z:#a7c8fa;--error:#ffb6ad}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}body[data-appearance=black]{color-scheme:dark;--bg:#000;--panel:#101214;--surface:#1b1e22;--hover:#272d34;--text:#edf2f8;--muted:#b3bfcd;--faint:#8b9aaa;--border:#38424d;--accent:#b1d9ff}body[data-appearance=light]{color-scheme:light;--bg:#f5f7fa;--panel:#fff;--surface:#edf1f6;--hover:#e2e9f1;--text:#202b38;--muted:#526174;--faint:#617085;--border:#c9d2de;--accent:#175f9b;--focus:#175f9b;--x:#8e4625;--y:#24735c;--z:#315d9b;--error:#a42d25}
a{color:inherit;text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:4px}button,select,input{font:inherit;color:var(--text)}button,select{cursor:pointer}button{background:var(--surface);border:1px solid var(--border);border-radius:7px;padding:7px 11px;line-height:1.4;transition:background .15s,border-color .15s}button:hover{background:var(--hover)}button:disabled{opacity:.5;cursor:not-allowed}button:focus-visible,select:focus-visible,input:focus-visible,summary:focus-visible,a:focus-visible,.viewport:focus-visible{outline:2px solid var(--focus);outline-offset:3px}select,input[type=number]{background:var(--surface);border:1px solid var(--border);border-radius:6px;padding:8px 9px;min-width:0;width:100%;font-variant-numeric:tabular-nums}select{padding-right:22px}input[type=checkbox]{accent-color:var(--accent);width:15px;height:15px;margin:0;flex-shrink:0}button,select,input{-webkit-tap-highlight-color:transparent}p,h1,h2{margin:0}h1{font-size:clamp(23px,2.2vw,32px);font-weight:500;line-height:1.25;letter-spacing:-.04em}h2{font-weight:500}strong{font-weight:600}.site-header{height:74px;display:flex;align-items:center;gap:38px;padding:0 32px;border-bottom:1px solid var(--border)}.wordmark{font-size:20px;font-weight:650;letter-spacing:-.04em}.site-header nav{display:flex;align-items:center;gap:13px;color:var(--muted);font-size:13px}.site-header nav>span{color:var(--faint)}.preview-badge{margin-left:auto;display:inline-flex;align-items:center;gap:7px;font-size:12px;white-space:nowrap;color:var(--muted)}.preview-badge>span{width:6px;height:6px;border-radius:50%;background:var(--accent)}main{max-width:1920px;margin:0 auto;padding:0 28px}.lab-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;padding:27px 2px 24px}.eyebrow{font-size:10px;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);margin-bottom:7px}.heading-note{color:var(--muted);font-size:13px;padding-bottom:3px}.laboratory{display:grid;grid-template-columns:minmax(0,1fr) 316px;gap:0;border:1px solid var(--border);border-radius:12px;overflow:hidden;background:var(--bg)}.space-panel{min-width:0;position:relative;display:flex;flex-direction:column}.view-toolbar{padding:12px 14px;display:flex;justify-content:space-between;gap:12px;border-bottom:1px solid var(--border);background:var(--panel);z-index:3}.view-primary,.view-actions{display:flex;gap:5px;align-items:center}.view-toolbar button,.view-toolbar select{font-size:12px;min-height:32px}.view-toolbar select{width:112px;border:0;background:transparent}.text-button{background:transparent;border-color:transparent}.view-actions #zoom-in,.view-actions #zoom-out{font-size:18px;line-height:1;width:32px;padding:5px}.viewport{height:clamp(450px,66vh,850px);flex:1;min-height:450px;position:relative;overflow:hidden;touch-action:none;isolation:isolate}.viewport:focus-visible{outline-offset:-3px}#canvas-host,#labels{position:absolute;inset:0}#canvas-host canvas{width:100%;height:100%;display:block}#labels{pointer-events:none;overflow:hidden}#labels>*{position:absolute;white-space:nowrap;user-select:none;font-variant-numeric:tabular-nums;line-height:1.25;pointer-events:none}#labels .axis-label{font-size:15px;font-weight:500}#labels .tick-label{font-size:11px}#labels .octant-label{font-size:12px}.space-caption{position:absolute;top:21px;left:24px;display:flex;flex-direction:column;gap:3px;pointer-events:none}.space-kicker{font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--faint)}#view-name{font-size:12px;color:var(--muted)}.axis-legend{position:absolute;right:22px;bottom:20px;display:flex;gap:13px;pointer-events:none;color:var(--muted);font-size:11px}.axis-legend span{display:flex;align-items:center;gap:6px}.axis-legend i{width:5px;height:5px;border-radius:50%}.x-dot{background:var(--x)}.y-dot{background:var(--y)}.z-dot{background:var(--z)}.space-status{border-top:1px solid var(--border);padding:10px 18px;display:flex;gap:8px;color:var(--muted);font-size:11px;font-variant-numeric:tabular-nums}.status-separator{color:var(--faint)}.space-status-right{margin-left:auto}.navigation-help{padding:10px 18px 12px;color:var(--muted);font-size:11px;background:var(--panel)}.navigation-help span{display:none}.controls{border-left:1px solid var(--border);background:var(--panel);min-width:0}.controls-title{padding:19px 20px 10px;display:flex;align-items:center;justify-content:space-between;gap:10px}.controls-title h2{font-size:13px}.quiet-button{font-size:11px;background:transparent;border:0;color:var(--muted);padding:5px 0}.quiet-button:hover{color:var(--text);background:transparent;text-decoration:underline;text-underline-offset:3px}.control-section{border-bottom:1px solid var(--border);padding:0 20px}.initial-settings{padding-top:10px;padding-bottom:20px}.field-pair{display:grid;grid-template-columns:1fr 1fr;gap:10px}.field-pair label{color:var(--muted);font-size:11px}.field-pair select{margin-top:6px;font-size:11px;padding-left:8px}.field-label{font-size:11px;color:var(--muted);margin:18px 0 7px}.appearance-picker{display:flex;gap:6px}.appearance-picker button{font-size:11px;padding:7px 8px;display:flex;align-items:center;justify-content:center;gap:6px;flex:1;background:transparent;border-color:var(--border)}.appearance-picker [aria-pressed=true]{border-color:var(--accent);background:var(--surface)}.theme-dot{height:10px;width:10px;border:1px solid #778493;border-radius:50%;display:inline-block;flex-shrink:0}.theme-dot.charcoal{background:#11151b}.theme-dot.black{background:#000}.theme-dot.light{background:#f5f7fa}summary{font-size:12px;padding:16px 0;cursor:pointer;list-style:none;position:relative;padding-right:17px;font-weight:500}summary::-webkit-details-marker{display:none}summary::after{content:'+';position:absolute;right:0;font-size:14px;color:var(--muted);top:13px}details[open]>summary::after{content:'−'}.summary-note{float:right;color:var(--faint);font-size:11px;font-weight:400}.section-content{padding-bottom:18px}.extent-actions{display:flex;gap:5px;align-items:center;margin-bottom:13px}.extent-actions>span{margin-right:auto;color:var(--muted);font-size:11px}.extent-actions button{font-size:10px;padding:5px 8px}.extent-table{display:grid;grid-template-columns:20px 1fr 1fr;gap:7px 10px;align-items:center}.column-label{font-size:10px;color:var(--muted);white-space:nowrap}.extent-table input{font-size:12px;padding:6px 9px}.axis-name{font-size:12px;font-weight:500}.x-axis{color:var(--x)}.y-axis{color:var(--y)}.z-axis{color:var(--z)}.control-hint{font-size:10px;color:var(--muted);line-height:1.65;margin-top:11px}.field-error{font-size:11px;color:var(--error);margin-top:10px}.plane-options{display:flex;gap:8px}.check-pill{background:var(--surface);border:1px solid var(--border);border-radius:6px;display:flex;gap:6px;align-items:center;padding:7px;flex:1;cursor:pointer;font-size:11px}.check-pill small{display:block;color:var(--muted);font-size:9px}.check-pill input{width:12px;height:12px}.inline-checks{display:flex;gap:20px;margin:15px 0}.inline-checks label,.single-check{display:flex;gap:8px;align-items:center;font-size:11px;cursor:pointer}.inline-field{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:11px}.inline-field select{width:109px;padding:5px 8px;font-size:11px}.small-actions{display:flex;justify-content:space-between;margin:-4px 0 8px}.octant-grid{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin-bottom:15px}.octant-grid label{display:flex;align-items:center;gap:9px;border:1px solid var(--border);border-radius:5px;padding:8px;font-size:11px;cursor:pointer}.octant-grid .signs{margin-left:auto;color:var(--muted);font-size:10px;font-variant-numeric:tabular-nums;letter-spacing:1px}.point-value{font-size:12px;font-variant-numeric:tabular-nums;margin-top:12px;color:var(--accent)}.save-note{font-size:10px;color:var(--muted);padding:16px 20px 20px}.preview-note{display:grid;grid-template-columns:1fr 1.4fr auto;gap:40px;align-items:start;padding:30px 2px}.preview-note h2{font-size:18px;letter-spacing:-.02em}.preview-note>p{font-size:12px;color:var(--muted);max-width:600px;line-height:1.8}.release-stamp{font-size:10px;color:var(--muted);line-height:1.8;text-align:right}.understanding{border-top:1px solid var(--border);margin-bottom:30px}.understanding>summary{font-size:12px;color:var(--muted);max-width:300px}.understanding>div{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:1200px;padding:6px 0 24px}.understanding p{font-size:12px;color:var(--muted);line-height:1.8}.understanding strong{display:block;color:var(--text);margin-bottom:4px}.loading{position:absolute;inset:0;display:flex;gap:12px;align-items:center;justify-content:center;font-size:12px;color:var(--muted)}.loading-ring{height:17px;width:17px;border:1px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.render-error{position:absolute;inset:0;background:var(--bg);padding:70px 35px;text-align:center;z-index:5}.render-error h2{font-size:20px;margin-bottom:12px}.render-error p{max-width:400px;margin:0 auto 20px;color:var(--muted)}[hidden]{display:none!important}.sr-only{position:absolute!important;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;top:-80px;left:20px;z-index:99;background:var(--panel);padding:12px}.skip-link:focus{top:10px}.no-script{padding:30px;text-align:center}.laboratory:fullscreen{border:0;border-radius:0;width:100%;height:100%;grid-template-columns:minmax(0,1fr) 316px}.laboratory:fullscreen .viewport{height:auto}.laboratory:fullscreen .controls{overflow:auto}
.laboratory{height:min(900px,calc(100dvh - 215px));min-height:520px}.viewport{min-height:0;height:auto}.controls{overflow-y:auto;scrollbar-width:thin;scrollbar-color:var(--border) var(--panel)}.help-button{font-size:10px;border:0;background:transparent;color:var(--muted);text-decoration:underline;text-underline-offset:3px;padding:0 0 0 10px}.navigation-help #keyboard-note:not([hidden]){display:block;margin-top:6px}.field-pair select{padding-left:6px;padding-right:16px}.control-hint,.save-note{font-size:11px}.check-pill small{font-size:10px}.view-notice{position:absolute;bottom:14px;left:18px;max-width:calc(100% - 40px);font-size:11px;color:var(--muted);background:var(--bg);padding:5px 8px;pointer-events:none}.viewport:has(.view-notice:not([hidden])) .axis-legend{display:none}
@media(min-width:1600px){.laboratory{grid-template-columns:minmax(0,1fr) 340px}.controls-title,.control-section{padding-left:24px;padding-right:24px}}
@media(max-width:1100px){main{padding:0 18px}.site-header{padding:0 22px}.heading-note{display:none}.laboratory{grid-template-columns:minmax(0,1fr) 296px}.view-toolbar{flex-wrap:wrap}.view-actions{margin-left:auto}.viewport{min-height:460px}.controls-title,.control-section{padding-left:16px;padding-right:16px}.preview-note{gap:24px;grid-template-columns:1fr 1.5fr}.release-stamp{grid-column:1/-1;text-align:left;margin-top:-12px}}
@media(max-width:800px){.site-header{height:auto;min-height:66px;gap:18px;flex-wrap:wrap;padding:16px 20px}.site-header nav{order:3;width:100%;font-size:12px}.wordmark{font-size:19px}.preview-badge{font-size:10px}.lab-heading{padding:24px 0 21px}.eyebrow{font-size:9px}.laboratory{grid-template-columns:1fr}.controls{border-left:0;border-top:1px solid var(--border)}.viewport{height:56vh;min-height:400px;max-height:650px}.view-toolbar{padding:10px;gap:5px}.view-toolbar button{padding:6px 8px}.view-toolbar select{width:103px}.controls-title{padding:20px 20px 8px}.control-section{padding-left:20px;padding-right:20px}.initial-settings{padding-top:12px}.field-pair{gap:18px}.field-pair select{font-size:13px}.appearance-picker button{font-size:12px}.control-hint,.save-note{font-size:11px}.column-label,.check-pill small{font-size:11px}.extent-table input{font-size:16px}.inline-checks label,.single-check,.inline-field,.plane-options,.check-pill,.octant-grid label{font-size:13px}.field-label,.field-pair label{font-size:12px}.octant-grid .signs{font-size:12px}.column-label{white-space:normal}.extent-actions>span{font-size:12px}.extent-actions button{font-size:12px}.plane-options{gap:12px}.check-pill{justify-content:center;gap:10px;padding:10px}.preview-note{grid-template-columns:1fr;gap:14px;padding:28px 2px}.release-stamp{margin:0}.understanding>div{grid-template-columns:1fr}.space-caption{left:18px;top:18px}.navigation-help span{display:block;margin-top:4px}.laboratory:fullscreen{grid-template-columns:1fr}.laboratory:fullscreen .controls{display:none}.space-status{padding:10px 12px;font-size:10px;gap:5px}.space-status-right{display:none}}
@media(max-width:390px){main{padding:0 10px}.site-header{padding:15px}.view-primary{width:100%;justify-content:space-between}.view-actions{width:100%;justify-content:flex-end}.viewport{min-height:360px}.preview-badge{font-size:9px}.controls-title h2{font-size:12px}}
@media(pointer:coarse){button,select{min-height:44px}input[type=checkbox]{width:18px;height:18px}.plane-options input{width:16px;height:16px}.view-toolbar button,.view-toolbar select{min-height:44px}.view-actions #zoom-in,.view-actions #zoom-out{width:44px}.quiet-button{min-height:32px}.octant-grid label{min-height:44px}.single-check,.inline-checks label{min-height:32px}select{font-size:16px!important}}
@media(min-width:801px) and (max-width:1100px){.viewport{min-height:0}}
@media(max-width:800px){.laboratory{height:auto;min-height:0}.controls{overflow:visible}.viewport{flex:auto;min-height:400px;height:56vh}.laboratory:fullscreen{height:100%;min-height:0}.laboratory:fullscreen .viewport{height:auto;min-height:0;flex:1}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}.loading-ring{animation:none}}