\Modern hospital building, natural ventilation system, operable windows, clerestory windows, solar tubes, green roofs, living walls, breathable materials, minimal mechanical systems, energy-efficient design, calming atmosphere, soft natural light, warm wood accents, comfortable waiting areas, serene patient rooms, peaceful gardens, lush greenery, vibrant flowers, sunny day, gentle breeze, shallow depth of field, 3/4 composition, realistic textures, ambient occlusion.\