.lo-stage {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 100%;
}

.lo-grid {
  display: grid;
  gap: 8px;
  background: var(--card-bg);
  padding: 12px;
  border-radius: 16px;
  border: 4px solid var(--card-border);
  box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.lo-grid.size-3 { grid-template-columns: repeat(3, 1fr); }
.lo-grid.size-4 { grid-template-columns: repeat(4, 1fr); }
.lo-grid.size-5 { grid-template-columns: repeat(5, 1fr); }

.lo-cell {
  width: 60px;
  height: 60px;
  background: var(--bg);
  border: 2px solid var(--card-border);
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: inset 0 0 10px rgba(0,0,0,0.1);
}

.lo-cell:active {
  transform: scale(0.95);
}

.lo-cell.on {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 15px var(--accent), inset 0 0 5px rgba(255,255,255,0.5);
}

.lo-message {
  font-size: 1.2rem;
  font-weight: bold;
  color: var(--text-muted);
  text-align: center;
  margin-top: 1.5rem;
}

@media (max-width: 400px) {
  .lo-cell {
    width: 50px;
    height: 50px;
  }
}