body { margin: 0; overflow: hidden; }
canvas { width: 100vw; height: 100vh; display: block; touch-action: none; }
.controls { position: absolute; bottom: 16px; left: 16px; right: 16px; display: flex; align-items: center; flex-wrap: wrap; gap: 12px; padding: 16px; background: var(--panel); border: 1px solid var(--line); border-radius: 10px; }
label { display: flex; align-items: center; gap: 10px; font-size: 12px; }
input { width: 90px; }