imagine ultra realistic architectural exterior rendering of a two story accessory dwelling unit adu tropical modern architecture inspired by chad oppenheim heavy monolithic form with deeply recessed garden facing loggia thick concrete roof slab creating strong overhang shaded outdoor living space carved from the volume minimal horizontal window openings solid walls emphasizing privacy inward oriented design subtle wood soffit at recessed ceiling clean stucco or concrete finish controlled daylight with strong contrast between light and shadow calm atmospheric quality professional architectural visualization raw photo realism ar 4 3 style raw