Luxurious penthouse interior, open-space concept, expressionist architecture, bold color palette, eclectic furniture mix, vibrant artwork, sculptural lighting fixtures, polished concrete floors, exposed ductwork, floor-to-ceiling windows, cityscape views, panoramic vistas, 1/1 composition, dramatic shadows, moody ambient lighting, abstract textures, industrial-chic accents, metallic sheens, reclaimed wood features, futuristic appliances, sleek minimalism.