Retro Mid-Century Travel Poster

Design a vertical, retro medieval travel poster to showcase{argument name="city name" default="[City Name]"} of{argument name="landmark" default="[Landmark]"} It strictly adheres to a three-color scheme: a cream-colored paper background, black technical line drawings, and a {argument name="accent color" default="[color]"} Accent color. Aesthetic style: Minimalist isometric overhead view with very fine crosshairs and screen-printed grain. Color rules: The entire sky is filled with a flat, pure color.{argument name="accent color" default="[color]"} Add a touch of color to the details of the rooftops or streets.{argument name="accent color" default="[color]"} Embellishment. The use of any gradient colors is strictly prohibited. Typography: The top should use a large, bold, cream-colored sans-serif font to write "..."{argument name="city name" default="[City Name]"} Below that, the city's native name is indicated in smaller cream-colored font.