.led-simulator {
  box-sizing: border-box;
  width: 100%;
  max-width: 520px;
  margin: 1.5rem 0;
  padding: 1.25rem;
  border: 1px solid #ddd;
  color: #222;
  background: #fafaf8;
  outline-offset: 4px;
}

.led-simulator-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  margin-bottom: 1rem;
}

.led-simulator-controls {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem;
  margin-top: 1rem;
}

.led-simulator button {
  padding: 0.45rem 0.7rem;
  border: 1px solid #000;
  border-radius: 0;
  color: #222;
  background: #fff;
  font: inherit;
  cursor: pointer;
}

.led-simulator button:hover {
  background: #eee;
}

.led-simulator .led-simulator-primary {
  border-color: var(--link-color);
  color: #fff;
  background: var(--link-color);
}

.led-simulator .led-simulator-primary:hover {
  border-color: var(--link-hover-color);
  background: var(--link-hover-color);
}

.led-simulator-status {
  margin: 0;
  color: #666;
  font-size: 0.85rem;
}

.led-simulator-status[data-state="running"] {
  color: #2d6a4f;
}

.led-simulator-status[data-state="paused"] {
  color: #725e17;
}

.led-simulator-status[data-state="error"] {
  color: #8a342e;
}

.led-simulator canvas {
  display: block;
  width: min(100%, 280px);
  height: auto;
  aspect-ratio: 1 / 2;
  margin: 0 auto;
  border: 1px solid #000;
  border-radius: 0;
  background: #000;
}

.led-simulator.sleeping canvas {
  opacity: 0.4;
}

@media (max-width: 500px) {
  .led-simulator {
    padding: 0.9rem;
  }
}