implantation bleeding or early period ?

[KittyKat14]

So short story :
Lmp : 12/16 last 5day usually 28 day cycles
Unprotected sex : 12/27 - 12/28
Expected O : 12/30

1-3dpo nothing
4dpo - 5dpo pinkish spotting only when I wiped .. might of been from sex on 1/3 ( protected )
6dpo nothing
7dpo - 9dpo spotting turned brown also only when I wiped also lots of cm
10dpo cramping , leg cramps weird dream blood is red or pink with stringy tiny clots only when I wiped it stopped that night
11dpo same as before no cramping itchy breast

Next expected period : 1/13
Implantation bleeding or period ? Ido have pictures if that not tmi .