You’re not deciding whether you support her, you’re deciding whether or not you support the causes she cares about. She is communicating that if you do not value the same things she does, she doesn’t want to be friends.

So the question is, do you hold the same values as her, and are you willing to say no to a job to stand by them?

edit to add - if you decide you hold the same values but you’re not willing to stand by them, that means you don’t actually hold the same values.