counter strike 2

Hi, few days ago i was cleaning my C drive and deleted some files that i researched to see if they were safe to delete and they all was. But now ive tried playing CS2 and when launching it shows me this screen but freezes on it, i can still hear the game and my cursor moving around and clicking...

The game barely reaches 150fps but stays around that fps/usage on both low and medium settings on 1080p and lower competetive 4:3 resolutions (all low sttings with fidelity resultion on ultra) . I'm using a 1660super paired with an 5600g and 32 gigs of ram. Temperature never goes above 60...

Counter strike 2 with I7-7700k + gtx 1060 6gb What is bottlenecking? I want to play cs2 at max performance without any disadvantage and I keep experiencing fps drops don’t care about pretty settings just want highest + stable fps Should I go the rtx 3060 or is the cpu too outdated