Create a 4:5 vertical social poster in ultra high resolution, 8K print quality sharpness. Use the {argument name="car model" default="BMW car"} from the reference image as the main subject and use the background structure/composition from the reference image, but transform it into a BMW themed design. Replace all black tones with a flat {argument name="background color" default="high-saturation BMW blue"} background. Keep the same layout, spacing, visual balance, and poster composition from the reference image. Background should use a smooth gradient from slightly lighter electric blue at the
