mid-century modern poster

flat vector illustration in mid-century modern poster style, arranged in a clean geometric grid layout with soft color blocks, featuring a central [VEHICLE] in [PRIMARY COLOR], slightly overlapping the grid surrounding panels include [OBJECT 1], [OBJECT 2], [OBJECT 3], and [OBJECT 4], each placed in separate rectangular sections with balanced spacing color palette uses harmonious muted tones: [PALETTE], with soft contrast and warm retro balance shapes are simplified with no black outlines, edges defined only by color transitions, with subtle inner highlight lines in lighter tones surfaces have a very soft grain effect, similar to vintage screen print, with smooth fills and no gradients composition is clean, minimal, and balanced, with strong negative space and editorial layout lighting is flat and graphic, no realistic shadows, only soft base shadows under objects