ruined city diorama 3d model

post-apocalyptic ruined city street diorama base designed for a 15cm scale figure, broken asphalt ground with deep cracks and uneven layered surface, lifted road plates and damaged pavement, collapsed concrete wall with exposed steel rebar, scattered rubble and debris, partially destroyed urban environment, small mechanical wreckage pieces, subtle overgrown vegetation such as moss and vines creeping over structures, clean central empty space for placing a character or mech unit, cinematic composition with depth layering (foreground flat area, mid-ground debris, background ruined wall), stylized realism (anime shooter game style similar to NIKKE), slightly simplified and clean forms, not overly noisy or chaotic, sharp edges and clear shapes, optimized for resin 3D printing, solid watertight mesh, manifold geometry, no floating parts, no thin fragile elements, minimum thickness 1mm, thick and durable structure, clean topology, no holes