/* === Asteroid Storm — Game-specific Styles === */

#game-canvas {
  display: block;
  background: #000008;
  border: 2px solid rgba(180, 60, 255, 0.3);
  border-radius: 4px;
  box-shadow:
    0 0 20px rgba(180, 60, 255, 0.15),
    0 0 40px rgba(255, 40, 120, 0.05),
    inset 0 0 60px rgba(0, 0, 0, 0.8);
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

/* Neon purple/pink glow pulse */
@keyframes canvasGlow {
  0%, 100% {
    border-color: rgba(180, 60, 255, 0.3);
    box-shadow: 0 0 20px rgba(180, 60, 255, 0.15), 0 0 40px rgba(255, 40, 120, 0.05), inset 0 0 60px rgba(0, 0, 0, 0.8);
  }
  50% {
    border-color: rgba(255, 40, 120, 0.45);
    box-shadow: 0 0 30px rgba(255, 40, 120, 0.2), 0 0 50px rgba(180, 60, 255, 0.1), inset 0 0 60px rgba(0, 0, 0, 0.8);
  }
}

#game-canvas {
  animation: canvasGlow 4s ease-in-out infinite;
}

/* Space-themed background with subtle purples and deep blues */
.game-page {
  background:
    radial-gradient(ellipse at 30% 60%, rgba(40, 0, 60, 0.4) 0%, transparent 70%),
    radial-gradient(ellipse at 75% 25%, rgba(10, 0, 50, 0.35) 0%, transparent 70%),
    radial-gradient(ellipse at 50% 90%, rgba(60, 0, 40, 0.2) 0%, transparent 60%),
    var(--bg-dark);
}

/* Mobile responsive */
@media (max-width: 520px) {
  #game-canvas {
    border-width: 1px;
    border-radius: 2px;
  }

  .game-area {
    padding: 0 4px;
  }
}