I'm so confused !!!!!!???!!!!!?

Ok so there's this girl at my school she's well my best friend pretty much and she just came to our school this year and were sharing a cabin at the endof the school year trip and I love her like I want to be just like her but I think I might actually love her like have a crush on her and iv always wanted that little girl dream to grow up get married and have kids but I think I might be lesbian and I'm a twin I'm normal I like purple writing readin and music is my life but I'm so afraid I don't wanna be lesbian I wanna hav a normal life cause so stints my friend thinks it's weird to like so eons the same gender as you so I'm scared what should I do and I'm not telling her how I feel I'm only 13/14 so ya and people at my school will probably make fun of me and I do t k ow what to do I'm like her number 1 fan but I still always flirt and try to impress boys but I notice alot things bout girls and ya Knew so what do you think I should do do you think I'm straight or you know what?