Luxury marble texture, high-quality smartphone wallpaper, 8K ultra HD, white and gold veining, highly detailed surface, soft lighting, glossy reflection, smooth texture, elegant and sophisticated design
futuristic neon cityscape, high-quality smartphone wallpaper, 8k ultra HD, glowing neon signs, futuristic architecture, dark city streets with illuminated reflections, vibrant blues and purples, sleek and modern design
