Could i be pregnant??

We have been trying to get pregnant since june this year...and so far nothing had hapened... By the time of my period was supossed ti come in this past nov i got late our expectations grew a lot thou the home pregnancy test was negative we still have hope unfurtunately i got my period on dec 14th very disapointed we decided to stop trying and just let it be....we made love on the morning of dec 23rd and as yesterday i start to spot this pinkish brownish blood that looks more like a white egg consistency...and now i dunno if i could be pregnant or no.....does anybody have an idea what is going on with me...im seriously worried!!!! Plz heeelpppp!!!