Lots of fun thanks for sharing!

Sounds like you have the right goal, but you're missing a mechanic. Here's a hint to the mechanic: consider the color scheme of the walls, blocks, and targets.

And a rot13 spoiler: Znxr n ovt irefvba bs lbhefrys ol chggvat oybpxf orgjrra gur jnyy naq gnetrg ebj