.rational-lab .rational-line{width:100%;max-width:420px;margin:0 auto;display:block}.rational-lab .rational-line-axis{stroke:var(--role-kept);stroke-width:2.5px}.rational-lab .rational-line-head{fill:var(--role-kept)}.rational-lab .rational-line-tick{stroke:var(--role-guide);stroke-width:1.6px}.rational-lab .rational-line-tick-label{fill:var(--muted);font-variant-numeric:tabular-nums;font-size:12px}.rational-lab .rational-line-part{fill:var(--role-new);font-size:12px;font-weight:650}.rational-lab .rational-line-unit{stroke:var(--role-new);stroke-width:2.4px}.rational-lab .rational-line-dot{fill:var(--role-new)}.rational-lab .rational-line-dot--pair{fill:var(--role-copy)}.rational-lab .rational-line-dot-label{fill:var(--ink);font-size:15px;font-weight:750}.rational-lab .rational-line-order{stroke:var(--role-copy);stroke-width:2px;stroke-dasharray:6 4}.rational-lab .rational-mirror-link{stroke:var(--role-guide);stroke-width:1.8px;stroke-dasharray:5 4}.rational-lab .rational-distance-arc{stroke:var(--role-new);stroke-width:2.2px}.rational-lab .rational-context{gap:var(--space-2);margin-block:var(--space-3);flex-direction:column;align-items:center;display:flex}.rational-lab .rational-context-pair{gap:var(--space-2);display:inline-flex}.rational-lab .rational-context-plus,.rational-lab .rational-context-minus{border:2px solid;border-radius:10px;padding:6px 12px;font-size:1.05rem}.rational-lab .rational-context-plus{border-color:var(--role-kept);background:var(--highlight)}.rational-lab .rational-context-minus{border-color:var(--role-new);background:var(--surface-soft)}.rational-lab .rational-context-note{color:var(--muted);font-size:var(--text-hint)}.rational-lab .rational-kinds{gap:var(--space-2);margin-block:var(--space-3);flex-direction:column;display:flex}.rational-lab .rational-kind-row{gap:var(--space-2);flex-wrap:wrap;justify-content:center;align-items:center;display:flex}.rational-lab .rational-kind-title{font-size:var(--text-hint);color:var(--muted);text-align:right;min-width:6.5em}.rational-lab .rational-kind-chip{border:2px solid var(--role-kept);background:var(--highlight);border-radius:10px;padding:6px 12px;font-weight:650}.rational-lab .rational-kind-zero{border-color:var(--role-guide);background:var(--surface-soft)}.rational-lab .rational-factor-group{border:1px dashed var(--line);border-radius:8px;gap:4px;margin-inline:4px;padding:4px;display:inline-flex}.rational-lab .q04-stick{stroke-width:5px;stroke-linecap:round}.rational-lab .q04-stick--up{stroke:var(--role-kept)}.rational-lab .q04-stick--tilt{stroke:var(--role-new)}.rational-lab .q07-window{fill:var(--highlight);stroke:var(--role-kept);stroke-width:2px}.rational-lab .q07-shade{fill:color-mix(in oklab, var(--role-new) 35%, var(--surface));stroke:var(--role-new);stroke-width:1.5px}