No.
She was liking nazi memes and talking about "I'm not a nazi, I'm just proud of white culture." And in 2018, Elon was already making baseless pedo accusations, getting sued by his Black employees for egregious racism, and telling them to have thicker skin.
https://hachyderm.io/@mekkaokereke/113526616645925407
Her being naive has nothing to do with it. Elon did not change up on her. She shared some of his abhorrent views and cruel humor. She knew who he was. She just liked it then, pre-face leopard.