* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

body {
  background: #000;
  overflow: hidden;
  font-family: 'Share Tech Mono', monospace;
  touch-action: none;
}

#canvas {
  display: block;
  width: 100vw;
  height: 100vh;
  image-rendering: pixelated;
}

#mobile-controls {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 10px 15px 20px;
  justify-content: space-between;
  align-items: flex-end;
  pointer-events: none;
  z-index: 100;
}

#mobile-left, #mobile-right {
  display: flex;
  gap: 8px;
  pointer-events: auto;
}

#mobile-right {
  flex-direction: column;
  align-items: flex-end;
}

.mobile-btn {
  width: 60px;
  height: 60px;
  border: 2px solid rgba(139,0,0,0.6);
  background: rgba(10,10,10,0.85);
  color: #8b0000;
  font-family: 'Share Tech Mono', monospace;
  font-size: 20px;
  border-radius: 8px;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
}

.mobile-btn:active {
  background: rgba(139,0,0,0.3);
  border-color: #8b0000;
}

.small-btn {
  width: 70px;
  height: 40px;
  font-size: 11px;
}

@media (max-width: 768px), (pointer: coarse) {
  #mobile-controls {
    display: flex;
  }
}