transform this sketchup perspective into a clean architectural conceptual diagram style minimalist axonometric illustration soft pastel color palette flat design no textures no photorealism simplify geometry keep only essential volumes remove small details unify fa ades into clean surfaces linework thin precise black outlines for buildings and ground limits colors buildings in light neutral tones white light grey vegetation in soft green shades public space and circulation highlighted in a contrasting color soft add schematic elements simplified trees and planting areas minimal human silhouettes walking cycling pas de pietons sur la route grise et pas de voiture basic vehicles in outline urban furniture and playground elements as icons emphasize spatial hierarchy highlight pedestrian and bike paths clarify public vs private spaces reinforce ground plane composition lighting uniform no shadows or very soft ambient shadows perspective axonometric or slightly isometric clean and readable overall feeling architectural competition diagram urban concept illustration clear elegant and didactic version optimis e plus directive si l ia d rive trop convert this 3d sketchup model into a flat architectural diagram remove realism textures reflections and shadows use only flat colors and clean outlines emphasize urban design logic circulation flows and landscape style similar to architectural competition boards or urban planning diagrams
