architectural section illustration in the style of a vintage minimalist collage monochromatic warm color palette with dusty pink muted terracotta and deep chocolate brown tones high contrast line art with thin dark outlines solid matte fill for cut structural elements background features a grainy recycled paper texture with subtle watercolor stains soft ethereal clouds in the style of diluted ink washes minimalist flat silhouettes of trees and plants in layered shades of plum clean 2d orthographic projection no perspective no annotations artistic hand crafted aesthetic on textured parchment