:root{--viewport-ratio:1200 / 620;--viewport-ratio-narrow:4 / 3}canvas{cursor:crosshair}.tool.is-active{border-color:var(--accent);background:var(--accent-soft);color:var(--accent)}.btn:disabled{opacity:.45;cursor:not-allowed}.btn:disabled:hover{transform:none;border-color:var(--border-subtle);box-shadow:none}.panel .btn{margin-top:18px}@media (hover:none) and (pointer:coarse){canvas{cursor:default}}