add modern minimalist furniture to this room while keeping the existing architecture flooring walls windows lighting cabinetry and all fixed elements completely unchanged do not modify the room s layout color scheme or any built in features the added furniture should include essential living room pieces e g sofa coffee table chairs rug side table in a clean neutral minimalist style with simple lines and muted tones avoid clutter or decorative accessories emphasize a cohesive balanced arrangement that enhances the space without altering any structural or background elements