There is a specific kind of panic that hits when you measure your living room for the third time and realize the sofa you wanted is fifty centimeters too long. I know it well. My first apartment had a main room that was exactly 3.6 by 4.2 meters, and I spent two weeks with a tape measure, masking tape on the floor, and a deepening sense of dread. The trick to designing a small living room is not about finding the perfect piece of furniture, but about admitting that one piece has to do the work of three. You cannot have a dedicated guest bed, a storage unit, and a seating area. You need a single object that pretends to be all three at once. And that means getting brutally honest about how you actually live in the space, not how you wish you lived.

The first thing I tell anyone tackling how to design a small living room is to measure the vertical space as carefully as the floor plan.