📖 How to play
- Tap or click node 1 to start.
- Drag through adjacent cells to draw your path.
- Pass through every numbered node in order.
- Fill every cell of the grid.
- Reach the last node to win!
💡 Tip: Backtrack by dragging back over your last step.
🧱 Wall: a barrier between two cells — your path cannot cross it.
🪨 Stone cell: impassable — your path cannot enter it.
🟠 Tunnel cell: your path must enter and exit from the same direction (shown by arrows).