design a 1 bedroom 1 bath accessory dwelling unit adu floor plan and exterior for a modern compact home measuring 24 5 wide by 22 7 deep the adu should include an open living area efficient kitchen full bath and private bedroom design goals style contemporary architectural language with clean simple geometry white exterior standing seam metal roof and casement windows emphasize natural light cross ventilation and energy efficiency use best practices in small space design for livability and comfort consider a fresh approach to modern architecture blend minimalist design with warmth and texture optimize for prefabrication or steel framing compatibility provide both floor plan and 3d perspective views showing materiality and outdoor connection small patio or deck optional