historic hotel floor plan illustration in plan view clean minimal and diagrammatic with soft hand drawn line quality and subtle sketch texture clearly distinguish suites lobbies bars restaurants clubs stairwells and corridors with restrained line weights and hierarchy calm muted warm color palette emphasizing neutral floors soft wood tones and gentle accent colors for furniture and feature areas professional quiet competition ready and visually legible evoking a historic yet contemporary presentation drawing without photorealism or perspective distortion keep the image 2d and remove all furniture linework and labels poche all walls gray and make the background flat with only shadow