\Spacious hospital atrium, abundant natural light, green walls, living roofs, clerestory windows, solar tubes, windcatchers, ventilation towers, louvers, external shading devices, overhangs, cantilevered structures, earthy color scheme, organic textures, calming ambiance, gentle breeze, soft daylight, minimal artificial lighting, 3/4 composition, shallow depth of field, realistic materials, ambient occlusion.\