/* Base / reset styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Space Mono', monospace;
  background: #0a0a0f;
  color: #e0e0ff;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  overflow: auto;
}

/* Utility classes */
.hidden { display: none !important; }
.center { display: flex; align-items: center; justify-content: center; }

/* Establish a subtle grid background for lab aesthetic */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(0deg, rgba(100, 200, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(100, 200, 255, 0.02) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
  z-index: 0;
}

#game-container {
  position: relative;
  z-index: 1;
}