.spacetime-group.svelte-w0n2rf{display:grid;gap:.45rem;align-content:start;border:1px solid #2a2f45;border-radius:.75rem;padding:.9rem 1rem 1rem;background:#10131f}.spacetime-group.svelte-w0n2rf legend:where(.svelte-w0n2rf){padding:0 .4rem;font-size:.72rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:#7dd3fc}.spacetime-group.svelte-w0n2rf label:where(.svelte-w0n2rf){display:flex;justify-content:space-between;align-items:baseline;gap:.5rem;font-size:.8rem;font-weight:600;color:#dbe2f1}.spacetime-group.svelte-w0n2rf label:where(.svelte-w0n2rf) output:where(.svelte-w0n2rf){font-family:ui-monospace,monospace;font-size:.72rem;font-weight:500;color:#8b93b0}.spacetime-group.svelte-w0n2rf label.check:where(.svelte-w0n2rf){justify-content:flex-start;align-items:center;gap:.55rem;font-weight:500;cursor:pointer}.spacetime-group.svelte-w0n2rf input[type=range]:where(.svelte-w0n2rf){width:100%;accent-color:#67e8f9}.spacetime-group.svelte-w0n2rf select:where(.svelte-w0n2rf){width:100%;border:1px solid #3a4160;border-radius:.45rem;background:#161a2b;color:#e5e9f5;padding:.45rem .55rem;font-size:.82rem}.spacetime-group.svelte-w0n2rf input[type=checkbox]:where(.svelte-w0n2rf){accent-color:#67e8f9;width:1rem;height:1rem}.hint.svelte-w0n2rf{margin:-.2rem 0 .35rem;font-size:.72rem;line-height:1.45;color:#7a82a3}.warning.svelte-w0n2rf{margin:.1rem 0 .3rem;border-left:3px solid #f59e0b;background:#2b2113;padding:.45rem .6rem;font-size:.74rem;line-height:1.45;color:#fcd34d;border-radius:0 .4rem .4rem 0}.button-row.svelte-w0n2rf{display:flex;flex-wrap:wrap;gap:.45rem}.button-row.svelte-w0n2rf button:where(.svelte-w0n2rf){min-height:2.5rem;flex:1 1 auto;border:1px solid #3a4160;border-radius:.5rem;background:#1a1f33;color:#e5e9f5;font-size:.78rem;font-weight:600;padding:.45rem .7rem;cursor:pointer}.button-row.svelte-w0n2rf button:where(.svelte-w0n2rf):hover{border-color:#67e8f9;background:#22283f}.fps.svelte-w0n2rf{font-family:ui-monospace,monospace}@media(prefers-reduced-motion:reduce){.spacetime-group.svelte-w0n2rf :where(.svelte-w0n2rf){transition:none!important}}.equation-panel.svelte-1s6y169{border:1px solid #2a2f45;border-radius:.75rem;background:#10131f;padding:1rem 1.1rem}.panel-kicker.svelte-1s6y169{margin:0 0 .2rem;font-size:.68rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:#7dd3fc}h3.svelte-1s6y169{margin:0 0 .5rem;font-size:1rem;font-weight:700;color:#eef1fa}.tex.svelte-1s6y169{margin:0 0 .55rem;overflow-x:auto;border-radius:.5rem;background:#0a0d17;padding:.6rem .7rem}.tex.svelte-1s6y169 code:where(.svelte-1s6y169){font-family:ui-monospace,Cascadia Mono,monospace;font-size:.8rem;color:#a5f3fc;white-space:nowrap}.note.svelte-1s6y169{margin:0 0 .5rem;font-size:.8rem;line-height:1.55;color:#b9c0d8}.convention.svelte-1s6y169{margin:0;font-size:.68rem;color:#6b7494}.graph.svelte-4rhlc5{margin:0;border:1px solid #2a2f45;border-radius:.75rem;background:#10131f;padding:.7rem .9rem .5rem}figcaption.svelte-4rhlc5{font-size:.72rem;font-weight:600;color:#b9c0d8;margin-bottom:.3rem}svg.svelte-4rhlc5{display:block;width:100%;height:auto}.axis.svelte-4rhlc5{stroke:#3a4160;stroke-width:1}.curve.svelte-4rhlc5{stroke:#67e8f9;stroke-width:1.8}.mark.svelte-4rhlc5{stroke:#f59e0b;stroke-width:1;stroke-dasharray:3 3}.mark-label.svelte-4rhlc5{fill:#f59e0b;font-size:8px;text-anchor:middle}.axis-label.svelte-4rhlc5{fill:#7a82a3;font-size:8.5px;text-anchor:middle}.seeing-panel.svelte-q6a0my{border:1px solid #2a2f45;border-radius:.75rem;background:#10131f;padding:1rem 1.1rem}.panel-kicker.svelte-q6a0my{margin:0 0 .35rem;font-size:.68rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:#7dd3fc}.description.svelte-q6a0my{margin:0 0 .7rem;font-size:.82rem;line-height:1.6;color:#b9c0d8}.readouts.svelte-q6a0my{display:grid;gap:.3rem;margin:0}.readouts.svelte-q6a0my div:where(.svelte-q6a0my){display:flex;justify-content:space-between;gap:1rem;border-top:1px solid #1d2236;padding-top:.3rem}dt.svelte-q6a0my{font-size:.74rem;color:#7a82a3}dd.svelte-q6a0my{margin:0;font-family:ui-monospace,monospace;font-size:.74rem;color:#a5f3fc}.comparison-picker.svelte-1uh37uc{display:flex;flex-wrap:wrap;gap:.4rem;padding:.6rem 1rem;border-top:1px solid #1d2236}button.svelte-1uh37uc{border:1px solid #3a4160;border-radius:999px;background:#161a2b;color:#b9c0d8;font-size:.72rem;font-weight:600;padding:.35rem .75rem;cursor:pointer}button.active.svelte-1uh37uc{border-color:#67e8f9;color:#a5f3fc;background:#14324a}.spacetime-lab.svelte-1yfrmos{position:relative;left:50%;width:min(84rem,calc(100vw - 1.5rem));transform:translate(-50%);margin:2.5rem 0;overflow:hidden;border:1px solid #232841;border-radius:1rem;background:#0b0e18;color:#e5e9f5;box-shadow:0 24px 60px -30px #000c}.lab-header.svelte-1yfrmos{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.75rem;border-bottom:1px solid #1d2236;padding:.9rem 1.1rem}.lab-kicker.svelte-1yfrmos{margin:0 0 .15rem;font-size:.68rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:#7dd3fc}h2.svelte-1yfrmos{margin:0;font-size:1.3rem;font-weight:800;color:#fff}.lab-actions.svelte-1yfrmos button:where(.svelte-1yfrmos){min-height:2.5rem;border:1px solid #3a4160;border-radius:.5rem;background:#1a1f33;color:#e5e9f5;font-size:.78rem;font-weight:600;padding:.45rem .8rem;cursor:pointer}.lab-canvas-frame.svelte-1yfrmos{position:relative;aspect-ratio:16 / 9;min-height:18rem;background:#05070d;outline:none}@media(max-width:640px){.lab-canvas-frame.svelte-1yfrmos{aspect-ratio:4 / 5;min-height:22rem}}.lab-hud.svelte-1yfrmos{position:absolute;left:.7rem;bottom:.6rem;display:flex;gap:1rem;font-family:ui-monospace,monospace;font-size:.7rem;color:#8b93b0;text-transform:capitalize;pointer-events:none}.lab-panels.svelte-1yfrmos{display:grid;gap:.9rem;padding:.9rem 1rem 0}@media(min-width:900px){.lab-panels.svelte-1yfrmos{grid-template-columns:1.2fr 1.2fr 1fr}}.toast.svelte-1yfrmos{margin:.5rem 1rem 0;border-radius:.5rem;background:#14324a;padding:.5rem .8rem;font-size:.78rem;color:#a5f3fc}.lab-footer.svelte-1yfrmos{border-top:1px solid #1d2236;padding:.8rem 1.1rem;font-size:.74rem;line-height:1.55;color:#6b7494}.noscript-poster.svelte-1yfrmos{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.spacetime-lab.svelte-1yfrmos:fullscreen{width:100vw;border-radius:0;display:flex;flex-direction:column;overflow-y:auto}.spacetime-lab.svelte-1yfrmos:fullscreen .lab-canvas-frame:where(.svelte-1yfrmos){flex:1;aspect-ratio:auto}