Backing off, giving her space and time, doesn't mean you are giving up. It's allowing her breathing room to figure things out for herself. It also gives you time to take care of yourself and focus on what you need to do to continue moving forward.
Getting the hang of detachment takes a long time to learn. Once you learn how to detach, you'll notice that you won't react to her behavior or her comments like you've been doing. But, it takes time to get the hang of it and you will as you travel this road.
You aren't alone in trying to figure things out. Okay?
Sit quietly, the answers will reveal themselves when you least expect them to. The past is gone, the present is a gift and you need to focus on today, allow the future to reveal itself when it is ready.