#canvas {
  display: block;
  width: 100vw;
  height: 100vh;
  position: fixed;
  top: 0;
  left: 0;
  background: #0f0f23;
  touch-action: none;
  cursor: crosshair;
}

.magic-hint {
  position: fixed;
  bottom: 15%;
  left: 50%;
  transform: translateX(-50%);
  font-size: clamp(1.4rem, 4vw, 2.2rem);
  color: rgba(255, 255, 255, 0.5);
  pointer-events: none;
  animation: hintPulse 2.5s ease-in-out infinite;
  font-weight: 600;
  text-shadow: 0 0 20px rgba(255,255,255,0.15);
}

@keyframes hintPulse {
  0%, 100% { opacity: 0.3; transform: translateX(-50%) scale(1); }
  50% { opacity: 0.6; transform: translateX(-50%) scale(1.05); }
}

.magic-hint.hidden {
  opacity: 0 !important;
  animation: none;
  transition: opacity 0.5s ease;
}