“task_description”: “Generate a flagship-level brand identity mockup supporting full categories” “prompt_structure”: { “subject”: “Flat lay of a large-scale, ultra-detailed brand ecosystem” “brand_info”: { “{argument name="brand name" default="Lovart"}”, “visual_theme”: “{argument name="visual theme" default="Japanese Christmas, minimalism, warm tones"}” }, “item_categories”: { “packaging”: "Shopping bags (S/M/L), cake box, coffee bean pouch, sandwich wedge box, pastry box", “dining_essentials”: "Sleeved coffee cup, paper napkin, sugar packet, tray liner paper, menu board", “staff_uniform”: "Folded green apron, embroidered baseball cap, staff name tag", “merchandise”: "Canvas tote bag, ceramic mug, branded notebook, ballpoint pen" }, “visual_style”: { “art_style”: “Clean vector mockup with realistic texture mapping”, “color_palette”: "Forest green (main), matte white (sub), craft paper brown (texture), beige (accent)", “logo_style”: “Minimal line art deer logo” }, “composition”: {“type”: “Dense, no-overlap arrangement”, “background”: “Solid dark charcoal (#1A1A1A)”, “perspective”: “90-degree top-down (orthographic view)”} “negative_prompt”:“Cluttered, messy, overlapping, 3D perspective distortion, excessive photorealistic reflection, glossy plastic, neon colors, human hands, watermark, low resolution” “generation_params”: { “aspect_ratio”: “3:4”, “detail_level”: “High”, “texture_quality”: “Premium”}