Masterpiece wallpaper of a sleek, futuristic car with a glossy metallic finish, set against a bustling cityscape viewed from a low angle. The composition is intricate and elegant, showcasing a seamless blend of modern design and classic artistic elements. The digital painting captures sharp details and smooth transitions, with inspiration drawn from artgerm, greg rutkowski, and alphonse mucha, highlighting an ethereal Art Nouveau charm. The illustration is highly detailed, with a focus on the interplay of light and shadow, rendered in stunning 8k resolution for an immersive experience.