body {
  background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
  color: #fff;
  font-family: 'Segoe UI', sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 0;
  padding: 20px;
  min-height: 100vh;
}

.title {
  font-size: 2.5em;
  margin-bottom: 15px;
  color: #ffdd59;
  text-shadow: 2px 2px 6px #000;
  letter-spacing: 2px;
}

.game-container {
  display: flex;
  gap: 20px;
  padding: 15px;
  background: rgba(0,0,0,0.5);
  border-radius: 15px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.6);
}

canvas {
  background: #111;
  border: 3px solid #444;
  border-radius: 10px;
  box-shadow: inset 0 0 15px rgba(0,0,0,0.7);
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.controls button, .mobile-controls button {
  background: #333;
  color: white;
  border: none;
  padding: 10px 15px;
  margin: 5px 0;
  cursor: pointer;
  border-radius: 8px;
  font-size: 1em;
  transition: background 0.3s, transform 0.2s;
}

.controls button:hover, .mobile-controls button:hover {
  background: #555;
  transform: scale(1.05);
}

.mobile-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-top: 20px;
}