Two doors cluttered a wall at one end of our living room: The first to the guest room, the other was a narrow closet. To allow the sofa to sit against the wall, I’d closed the lower half of the closet, and formed a niche with the upper part. Debating about lighting inside the niche, I sent a photo to an architect friend. His response opened an entirely new dilemma. “The light’s not important, but could you move that door? It would be cleaner. You’d eliminate the need for acc