LEONHARD FOEGERThe hard-right president of Hungary stepped down on Saturday in the face of widespread protests and intense criticism surrounding a pardon she granted to a man convicted of helping to conceal pervasive sexual abuse carried out by the director of a state-run children’s home.Katalin Novák, who at 46 is the youngest-ever person and first woman to hold the Hungarian presidency, said in a nationally televised address that news of the pardon had “caused bewilderment and unrest for many