Waalaikum assalam sis! Cramping tu memang boleh jadi sign awal, especially dengan faint second line, badan tengah produce hormones lagi so cramping sini sana is pretty normal dalam early pregnancy, a few of us went through exactly this. Tapi sebab line masih kabur dan cramp dah 2 minggu, I'd suggest pergi check with a doctor or do a proper blood test (serum HCG) to confirm, faint lines boleh jadi indikator tapi tak setentu mana, and kita nak pastikan semua okay kan. Fingers crossed for you!