Large hospital buildings, natural ventilation systems, operable windows, clerestory windows, solar tubes, green roofs, living walls, internal courtyards, open-air corridors, shaded walkways, wind catchers, thermal massing, cross-ventilation strategies, single-story layouts, narrow floor plates, high ceilings, exposed ductwork, minimalist interior design, calming color schemes, natural materials, abundant daylight, soft diffused lighting, 1/1 composition, realistic textures, ambient occlusion.