The DB coaches say do what works... so reducing your emotional support sounds like a good thing.
As for financial/material support ... would she be open to talking about coming up with a plan for greater financial independence? A long-term plan? That would make her feel more empowered, and feel better about herself.
The one thing I learned from looking up celebrity worship is that people who obsess over it have mental issues and low self-esteem. So, it seems to me, whatever you can do to allow her to build her sense of empowerment ... might be good? But obviously the key is to not try to control her, but to assist if wanted. Tough, if not impossible, balance....
I have been helping back her painting career for years while never taking credit for anything. She has had some wins lately with this. It seems to have improved her outlook.
