nanobanana prompt: Cinematic Surreal Portrait with Astronaut & Heart Balloon

Google Nano Banana Pro on Gemini app.{"image_type": "photograph","orientation": "vertical","aspect_ratio": "2:3","composition": {"framing": "centered subject with strong vertical symmetry","rule_of_thirds": "subject centered vertically, balloon positioned upper-right third","depth": "moderate depth of field with softly blurred background","leading_elements": "bench slats and lamppost create vertical and horizontal structure","negative_space": "open sky occupying upper half of frame"},"primary_subject": {"description": "young person seated on a wooden park bench wearing an astronaut helmet","pose": "seated, knees together, arms folded inward, posing towards camera","emotion": "introspective, melancholic, whimsical loneliness","clothing": {"top": "oversized gray sweater","bottom": "dark skinny jeans","footwear": "red high-top sneakers with white laces","accessories": "vintage-style astronaut helmet"}},"secondary_subjects": [{"type": "object","description": "red heart-shaped helium balloon","position": "upper right, tethered to lamppost","symbolism": "love, longing, fragility"},{"type": "environment_object","description": "classic street lamppost","position": "right side of frame","function": "anchor point for balloon string"}],"environment": {"location_type": "urban park or public square","foreground": "flower pots with small blooming flowers beneath bench","background": "low-rise buildings and distant urban elements","sky": "clear with soft gradient"},"color_palette": {"dominant_colors": ["muted teal sky","warm brown wood","charcoal gray clothing"],"accent_colors": ["vivid red balloon","bright red sneakers"],"overall_tone": "muted with selective saturation"},"lighting": {"type": "natural light","time_of_day": "golden hour or late afternoon","direction": "soft ambient, slightly directional from left","contrast": "low to medium","highlights": "subtle reflections on astronaut visor and balloon surface","shadows": "soft, diffused shadows under bench and subject"},"technical_details": {"camera_angle": "eye-level","lens_effect": "slight background compression suggesting mid-range focal length","focus": "sharp on subject, gentle background blur","grain": "minimal, clean digital look"},"artistic_style": {"genre": "conceptual portrait photography","mood": "surreal, poetic, nostalgic","themes": ["isolation","imagination","emotional distance","childhood wonder"],"visual_metaphors": ["astronaut helmet representing emotional separation","heart balloon symbolizing unattainable or fragile love"]},"typography": {"present": false},"overall_aesthetic": "cinematic, dreamy, modern surrealism with lifestyle photography influences"}