Luxurious penthouse apartment, floor-to-ceiling windows, unobstructed city views, sleek modern interior, polished marble flooring, minimalist decor, natural stone walls, lavish furnishings, grand chandeliers, panoramic rooftop views, lush green roof gardens, urban skyline, warm sunny day, soft diffused lighting, shallow depth of field, 1/1 composition, realistic textures, ambient occlusion.