Visiting Madinah

3 questions

Is the questioner considered sinful for entering the Noble Rawdah and performing the rituals of Hajj (Tawaf al-Ifadah, Sa'i, visiting Madinah, and praying in the Rawdah) while brownish and coffee-colored discharge continued after her menstruation stopped, as she thought it was istihadah (prolonged non-menstrual vaginal bleeding)?
What is the ruling on visiting the Seven Mosques, Adass Mosque, and other mosques in Makkah to pray in them, in addition to the Prophet's Mosque and Quba Mosque, when visiting Madinah, Taif, and Makkah?
Does a fidyah become obligatory for someone who intended Umrah from Al-Baha and passed through the Miqat of Wadi Mahram without entering into a state of ihram, then entered into a state of ihram from the Miqat of the people of Madinah after visiting Madinah?