Vi late game

Hello fellow fist bumpers^^ In my games (S3 elo) i am always able to dominate early and mid game, but due to unlucky team mates, i am really, really unlucky, and my lack of knowledge i feel like i am shit at late game and i was asking myself how to build for a rather late game oriented carry build. my op.gg https://euw.op.gg/summoner/userName=GravityisBozz