旗舰品牌标识模型（Nano Banana Pro）

“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”}