Luxurious penthouse, floor-to-ceiling windows, natural ventilation systems, operable vents, clerestory windows, solar tubes, green roofs, rooftop gardens, urban skyline views, modern minimalist interior design, open-plan living spaces, polished concrete floors, industrial-style exposed ductwork, metal beams, reclaimed wood accents, sleek low-profile railings, cantilevered balconies, panoramic cityscape views, warm natural lighting, shallow depth of field, 2/3 composition, realistic textures, ambient occlusion.