Missed period !!

Jenna
hi my period was due yesterday  but hasent come yet,I am always reguler a 26 day cycl and my cervical position on the day my period is due is always mid way firm and dry,but I checked it this morning and its high up soft and full of milky mucus,yesterday sorry tmi I couldn't find my cervix and had swollen v-walls we are trying for a baby and had unprotected sex 2 days before I ovulated could this be a sign of pregnancy,i had brown discharge on cd 25 just 2 spots ,i tested today but negative 😩😕please help