Who will take the reins after the death of Ali Khamenei?: this is how the succession system works in Iran

The death of Iran's supreme leader, Ali Khamenei, following the attacks from the U.S. and Israel, leaves the country with an uncertain political future. The complexities of Iran's governmental system, the ideological nature of its support base, and the power of its Revolutionary Guard make it difficult to predict the future. However, the law enshrined in the Islamic Republic outlines the steps to be taken. What is coming for the country? How will the succession unfold and what names are on the table?