#ws-canvas {
  width: 100%;
  max-width: 620px;
  height: auto;
  aspect-ratio: 620 / 420;
  border-radius: var(--radius-md);
  box-shadow: inset 0 0 0 2px var(--color-border);
  display: block;
  margin: 0 auto;
  touch-action: none;
}

.ws-controls {
  display: flex;
  justify-content: center;
  gap: 28px;
  margin-top: 14px;
  flex-wrap: wrap;
}
.ws-controls__group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.ws-controls__label {
  font-size: 0.8rem;
  opacity: 0.75;
}
.ws-controls__buttons {
  display: flex;
  gap: 10px;
}
.ws-btn {
  border: none;
  border-radius: 999px;
  padding: 14px 22px;
  font-weight: 800;
  font-size: 1rem;
  color: #0e0f13;
  cursor: pointer;
  user-select: none;
  touch-action: none;
}
.ws-btn--p1 { background: var(--color-primary, #4fd8e0); }
.ws-btn--p2 { background: var(--color-accent, #ee6fa8); }
.ws-btn:active { filter: brightness(0.9); }

@media (max-width: 480px) {
  .ws-btn { padding: 12px 16px; font-size: 0.9rem; }
  .ws-controls { gap: 16px; }
}