📱 Mobile
- Tap a cell to reveal it
- Long-press to place a flag
- Tap flagged cell to remove flag
- Tap revealed number to chord
💻 Desktop
- Left-click to reveal
- Right-click to flag a mine
- Middle-click or click number to chord
- Press R to restart
💡 Pro tip: On your first move, click the centre of the board — the generator clears a safe zone around it. Use chording (click a revealed number when its flags match) to clear large areas instantly.