What's the basic premise?

its the future, corrupted utopian city, the dirty truth under its success

Cyberpunk-ish?

not really. More like brave new world-ish

OK. Some people might categorise Brave New World as cyberpunk as it was a future-imperfect as opposed to future-perfect tale.

Like Gernsbeck's shining towers only rotten underneath.

I know there's more to cyberpunk than future-imperfect, but it is a key theme