we can say they've always been friendly then until recently, which it doesn't sound like they'd be unfriendly, it'd just be different. i don't think she would've ever really had an issue with aiden and maddie being close unless she was given a solid reason to be wary or something. she's super carefree (maybe too much so) and because she was confident in her relationship, would have been an advocate of them both being friends with whomever especially since she has a lot of close male friends.