I wasn't getting notified of these responses, sorry!
Thanks for the advice everyone. This is actually my first project car; I have some auto tech education under my belt but not much practice since it's always been more of a hobby/interest. I'm hoping to work on it this week, so this definitely gives me some leads. Would be nice if it was just a fuse! But yes I always unlock with the key (I have a box of fobs, actually, but I'm in no hurry to mess with them haha.)
And my Reatta for anyone wondering: