{
 "reference_images": {
 "product_image": "UPLOADED_IMAGE",
 "usage_rule": "Use the uploaded image as the exact visual reference for the product’s form, proportions, materials, and overall identity. Do not redesign or reinterpret the product."
 },

 "layout": {
 "canvas": {
 "orientation": "vertical",
 "aspect_ratio": "3:4",
 "background": "warm neutral paper-like surface"
 },
 "structure": {
 "top_section": "lifestyle_hero",
 "bottom_section": "technical_specification"
 }
 },

 "top_section": {
 "type": "lifestyle_product_image",
 "composition": {
 "placement": "top_center",
 "scale": "dominant",
 "margin": "generous whitespace around product"
 },
 "environment": {
 "setting": "minimal architectural interior",
 "lighting": {
 "type": "natural sunlight",
 "direction": "angled side light",
 "quality": "soft but high-contrast shadows"
 },
 "floor": "subtle concrete or stone surface",
 "background": "textured plaster wall"
 },
 "rendering": {
 "style": "editorial lifestyle photography",
 "detail": "high realism",
 "color_grading": "warm, muted, premium"
 }
 },

 "bottom_section": {
 "type": "technical_specification_panel",
 "layout": {
 "grid": "modular",
 "alignment": "clean, architectural"
 },

 "technical_drawings": {
 "placement": "bottom_left_and_center",
 "style": "architectural line drawings",
 "views": [
 "front view",
 "side view",
 "three-quarter cutaway or profile view"
 ],
 "projection": "orthographic",
 "line_style": {
 "color": "muted red or sepia",
 "weight": "fine technical lines"
 },
 "annotations": {
 "type": "measurement and construction callouts",
 "language": "neutral technical labels",
 "density": "minimal, editorial"
 }
 },

 "materials_panel": {
 "placement": "bottom_right",
 "content": {
 "type": "material_swatches",
 "count": "3-4 depending on product",
 "format": "square or rectangular samples"
 },
 "textures": {
 "source": "derived from the product materials",
 "examples": [
 "fabric",
 "leather",
 "metal",
 "wood",
 "plastic"
 ]
 },
 "labels": {
 "style": "small editorial captions",
 "tone": "technical but refined"
 }
 }
 },

 "typography": {
 "style": "minimal editorial",
 "usage": "subtle captions, no large headlines",
 "color": "soft black or dark brown"
 },

 "overall_style": {
 "mood": "design catalog / product design journal",
 "aesthetic": "architectural, premium, calm",
 "avoid": [
 "clutter",
 "bold colors",
 "heavy branding",
 "overly decorative graphics"
 ]
 },

 "constraints": {
 "do_not": [
 "change product design",
 "invent new materials",
 "add logos unless present in reference",
 "use perspective distortion in drawings"
 ]
 }
}