.jar { width:min(340px, 100%); aspect-ratio:320/440; border:3px solid var(--line); border-top:0; border-radius:0 0 22px 22px; background:linear-gradient(180deg, color-mix(in srgb, var(--panel) 60%, transparent), var(--panel)); box-sizing:border-box; overflow:hidden; }
.jar canvas { width:100%; height:100%; display:block; touch-action:none; cursor:crosshair; }
.nx { display:inline-flex; align-items:center; gap:6px; } .nx canvas { width:44px; height:44px; vertical-align:middle; }
.bar button { min-height:44px; }