Nano Banana Pro on Gemini

Prompt:

{
"prompt": "Portrait of a British man in his mid 20s, sitting casually in open fields with patches of grass, confident relaxed pose, enjoying the moment. Cold winter cloudy day, soft diffused natural light, subtle breath vapor visible. Casual outfit: fitted hoodie, light jacket, jeans, sneakers, no formal elements. Shallow depth of field, subject sharply focused, background softly blurred. Cinematic composition, natural color tones, minimal noise, high detail skin texture, realistic lighting, photo-realistic, 4K.",
"style": "cinematic, realistic, modern lifestyle photography",
"camera": {
"lens": "85mm",
"aperture": "f1.8",
"framing": "mid-shot sitting pose"
},
"mood": "calm, confident, peaceful",
"parameters": {
"quality": "high",
"aspect_ratio": "3:4",
"lighting": "soft and overcast",
"focus": "subject-centered"
}
}