html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: #0a0e14;
  color: #e6edf3;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  overflow: hidden;
}

#game-container {
  width: 100%;
  height: 100%;
}

#game-container canvas {
  display: block;
  margin: 0 auto;
}

/* DOM overlay used by UI components (text inputs, file pickers) positioned
   absolutely above the canvas. Pointer events are enabled per-element. */
#dom-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 10;
}

#dom-layer * {
  pointer-events: auto;
}

#dom-layer input[type="text"],
#dom-layer input[type="email"],
#dom-layer input[type="password"],
#dom-layer textarea {
  font: inherit;
  background: rgba(15, 23, 36, 0.95);
  color: #e6edf3;
  border: 1px solid #2c3a4d;
  border-radius: 6px;
  padding: 8px 10px;
  outline: none;
}

#dom-layer input:focus,
#dom-layer textarea:focus {
  border-color: #5aa9e6;
  box-shadow: 0 0 0 2px rgba(90, 169, 230, 0.3);
}

#dom-layer button {
  font: inherit;
}