A LITTLE ROOM FOR THE OCEAN.
Find the level.
Wake a little reef.
One flat surface in every tank.
A perfect balance across every row and column.

SHALLOW WATERS
Tide 01
Edge labels: current / target
Tap a cell to set its tank’s waterline.
ALL IN BALANCE
A perfectly quiet reef.
Tap any cell: fill its whole tank to that row. Tank letters only select.
Arrows move · Enter fills to here · U raises · D lowers · E empties.