How I Captured Cozy Winter Vibes with Gemini Nano Banana 3.0

Gemini Nano Banana 3.0 Prompt: { "image_generation_request": { "meta_protocols": { "reference_adherence": { "instruction": "Use the provided photo as a strict face reference.", "tolerance": "Zero deviation", "parameters": "Preserve facial proportions, skin texture, expression, and identity with 100% accuracy.", "stylization_constraint": "Do not stylize or alter facial features." }, "format_style": "Editorial winter poster–style multi-panel collage", "aesthetic_quality": "Spontaneous iPhone photography (candid, cozy, realistic)", "global_textures": "Soft snowfall, subtle analog grain, slight handheld imperfections" }, "consistent_elements": { "subject_wardrobe": { "coat": "Short faux-fur coat", "legwear": "Black tights", "footwear": "Classic UGG boots", "style_notes": "Simple, cozy, unmistakably winter" }, "primary_device": { "model": "iPhone 17 Pro Max", "color": "Silver", "usage": "Held by subject in relevant frames" }, "color_palette": [ "Warm ambers", "Soft reds", "Pine greens", "Muted winter greys" ] }, "layout_configuration": { "panel_1_top_left": { "scene_type": "Reflective shop-window shot at dusk", "lighting_and_atmosphere": "Faint Christmas lights, garlands, frosted glass edges, warm highlights on fur", "subject_action": "Holding phone partially covering face", "optical_effects": "Passing silhouettes, layered reflections, gentle ghosting, natural glass curvature distortion" }, "panel_2_top_right": { "scene_type": "Ultra-wide street portrait (snowy sidewalk/Christmas market)", "camera_angle": "Close, downward-angled", "subject_pose": "Leaning forward casually, hands in coat pockets", "visibility_check": "Black tights and UGG boots clearly visible", "motion_dynamics": "Falling snow with slight motion blur", "lens_characteristics": "Subtle perspective warping to reinforce handheld unstaged feel" }, "panel_3_bottom_right": { "scene_type": "Intimate overhead selfie", "lighting": "Warm street or café lighting", "props": { "held_item": "Takeaway holiday drink (coffee or mulled wine)", "accessories": "Wired earphones visible" }, "texture_focus": "Sharply detailed fur texture and winter fabrics", "mood": "Nostalgic holiday atmosphere enhanced by soft grain" } }, "graphic_overlay": { "element": "Minimal Apple Music–style mini player", "content": "Popular Christmas song (e.g., 'Last Christmas' or 'All I Want for Christmas Is You')", "style": "Rendered flat and clean, no shadows", "position": "Floating across the center of the collage" } } }