Preparation Heat oil in skillet over medium heat. Add pepitas; stir until golden, about 1 minute. Transfer to plate; sprinkle with sea salt. Place cranberries in processor. Using on/off turns, process until finely chopped. Transfer to bowl. Add onions, cilantro, and chiles. Stir sugar and lime juice in another bowl until sugar dissolves. DO AHEAD: Cranberry and lime juice mixtures can be made 4 hours ahead. Cover separately; chill. Add cranberry mixture and pepitas to lime juice mixture; stir to combine.
Preparation Heat oil in skillet over medium heat. Add pepitas; stir until golden, about 1 minute. Transfer to plate; sprinkle with sea salt. Place cranberries in processor. Using on/off turns, process until finely chopped. Transfer to bowl. Add onions, cilantro, and chiles. Stir sugar and lime juice in another bowl until sugar dissolves. DO AHEAD: Cranberry and lime juice mixtures can be made 4 hours ahead. Cover separately; chill. Add cranberry mixture and pepitas to lime juice mixture; stir to combine.