absolutely you need to find something girlie what about a day at one of those places that do manicures and massages and facemasks?!!
or getting glamour photo's done they are great fun you could do them together and have one framed
I am sure there are lots of 'girlie' type things you could think of
She may not understand it but people change - we change all the time and don't usually realise it
the other thing is quite a few times lately 'strange' females have been nice towards you - smiling and stuff she notices it just may be that you have that fine line between nice boy bad boy happening combined with you 'trying to do things on your own' every now and again must make you interesting and she wants to be around you
what ever it is you are doing you are doing good and I think it is brilliant