Lakefront penthouse, luxurious modern interior, streamline moderne style, spacious open-plan living area, floor-to-ceiling windows, breathtaking lake views, minimal ornamentation, sleek lines, polished marble floors, high-gloss white cabinets, contemporary art pieces, low-profile sofas, chrome accents, ambient lighting, panoramic view, 3/4 composition, softbox lighting, morning sunlight, warm beige tones, plush area rugs, glass railing balcony, infinity pool overlooking the lake, lush greenery surrounding the building, misty mountain backdrop.