Luxurious penthouse interior, opulent gold accents, bold geometric patterns, sleek metallic surfaces, rich wood paneling, lavish velvet drapes, ornate mirrors, crystal chandeliers, sophisticated Art Deco motifs, elegant curves, glamorous ambiance, soft warm lighting, dramatic ceiling heights, spacious open floor plans, floor-to-ceiling windows, breathtaking cityscape views, subtle gradient effects, refined textures, high-end finishes, sophisticated color palette.