Luxurious penthouse, lush green roofs, floor-to-ceiling windows, sliding glass doors, minimal shading devices, reflective surfaces, solar panels, clerestory windows, natural ventilation systems, cross-ventilation design, open-plan living areas, transparent railings, unobstructed city views, airy atmosphere, soft warm lighting, shallow depth of field, 3/4 composition, panoramic view, realistic textures, ambient occlusion.