HELP!! idk what's happening.. 😰

here's the situation.. my last period was 2/2-2/6.. so expectedly my next was 3/1 so it didn't came.. i took a test 3/3 3days late i think around 10am i got a vvvfl.. so i took another test 3/4 around 4am its look a little bit darker than the 1st test.. 3/6 i took a test around 7pm it was negative then today 3/7 around 6am and negative again.. idk what's happening and what's that mean.. help please.. comments please.. i hope more comments & opinions here.. i'm very anxious & nervous.. 😰😭