.sb-jacobian-lab .lesson-widget__eyebrow{font-size:.75rem}.sb-jacobian-lab .lesson-control output{font:500 .875rem/1.5 var(--font-technical)}.sb-jacobian-lab .lesson-plot{max-width:32rem;margin:1.5rem auto}.sb-jacobian-lab svg text{fill:var(--color-text-muted);font-size:22px}.sb-jacobian-lab__grid{stroke:var(--color-rule);stroke-width:1px}.sb-jacobian-lab__axis,.sb-jacobian-lab__tool-axis{stroke:var(--color-text-muted);stroke-width:1.3px}.sb-jacobian-lab__arm{fill:none;stroke:var(--color-ink);stroke-width:4px;stroke-linejoin:round}.sb-jacobian-lab__joint{fill:var(--color-paper);stroke:var(--color-ink);stroke-width:2px}.sb-jacobian-lab__tip{fill:var(--color-ink)}.sb-jacobian-lab__velocity--tool{stroke:var(--lesson-accent);stroke-width:3px}.sb-jacobian-lab__velocity--space{stroke:var(--lesson-blue);stroke-width:2.5px;stroke-dasharray:5 4}.sb-jacobian-lab__marker--tool{fill:var(--lesson-accent)}.sb-jacobian-lab__marker--space{fill:var(--lesson-blue)}.sb-jacobian-lab .lesson-plot figcaption{padding:.75rem 0;font-size:.8125rem}.sb-jacobian-lab .lesson-readouts dt{font-size:.75rem}.sb-jacobian-lab .lesson-readouts dd{font-size:1rem}.sb-jacobian-lab .sb-jacobian-lab__note{margin-block:1rem;font-size:.875rem}.sb-jacobian-lab .sb-jacobian-lab__legend{gap:.65rem;margin-block:1.5rem;padding:0;font-size:.8125rem;list-style:none;display:grid}.sb-jacobian-lab__legend li{align-items:center;gap:.75rem;display:flex}.sb-jacobian-lab__swatch{border-top:3px solid;flex:0 0 1.8rem;width:1.8rem;display:inline-block}.sb-jacobian-lab__swatch--tool{border-color:var(--lesson-accent)}.sb-jacobian-lab__swatch--space{border-color:var(--lesson-blue);border-top-style:dashed}.sb-jacobian-lab__matrices{grid-template-columns:repeat(2,minmax(0,1fr));gap:1.5rem;margin-block:1.5rem;display:grid}.sb-jacobian-lab .sb-jacobian-lab__matrix{table-layout:fixed;width:100%;margin:0}.sb-jacobian-lab__matrix caption{text-align:left;margin-bottom:.6rem;font-size:.875rem}.sb-jacobian-lab .sb-jacobian-lab__matrix th,.sb-jacobian-lab .sb-jacobian-lab__matrix td{text-align:center;padding:.6rem .1rem;font-size:.8125rem}.sb-jacobian-lab__matrix td{font-family:var(--font-technical);white-space:nowrap}@media (max-width:48rem){.sb-jacobian-lab__matrices{grid-template-columns:1fr}}@media (max-width:40rem){.sb-jacobian-lab .lesson-readouts{grid-template-columns:1fr}}