my periods are normaly 5-6 weeks apart. my last period was on the 23rd of june and finished on the 30th i had unprotected sex on the 3rd and 4th of july and then on the 7th i found that i had some brown discharge in the my undies then it turned dark red a few hours later i had unprotected sex that night again then it turned bright pink the in colour it dosnt feel like a period because it is not heavy it is light and i dont have any cramps or anything it is the 10th today and it has stopped. what was it?