简约风公园广场花园场景插画素材

Flat vector architectural illustration style. Pastel color palette: very light sage green, alabaster white, cool light grey, with thin dark outlines. Minimalist 2D elevations. Remove all 3D textures, realistic lighting, and shadows. Convert volumetric trees into flat graphic layers. Only use flat, unshaded geometric shapes for shadows. 1:1 scale, axonometric view. Architecture diagram look.