Nano Banana Pro提示词：
{
"OverallLayout": {
"Format": "3×3 grid storyboard, nine equal panels on 4:5 ratio canvas",
"Style": "High-end designer mockup, editorial, curated, design-driven",
"Focus": "Form, composition, materiality, visual rhythm over lifestyle narrative",
"ProductConsistency": "Exact same product, packaging, branding, materials, colors, proportions maintained across all nine panels",
"ProductRecognition": "Product clearly recognizable in every frame, label/logo/proportions unchanged"
},
"Frame1_HeroShot": {
"Type": "Front-facing hero shot",
"Set": "Clean studio setup",
"Background": "Neutral, balanced composition",
"Product": "Nano Banana Pro package center",
"Lighting": "Calm, confident presentation",
"Camera": "Straight-on angle"
},
"Frame2_CloseUp": {
"Type": "Close-up middle focus",
"Focus": "Surface texture and materials",
"Details": {
"Texture": "Matte finish package texture",
"Print": "Crisp banana illustration details",
"Seal": "Re-sealable zipper mechanism
