Nano Banana pro on Gemini app.
Prompt:{
  "Objective": "Generate an ultra-realistic high-resolution cinematic poster in the style of LEO.",
  
  "Subject": {
    "Appearance": {
      "Hair": "Messy, slightly long black hair covered lightly with frost",
      "Beard": "Trimmed beard with a subtle icy texture",
      "Expression": "Calm, introspective, looking downward",
      "Pose": {
        "Body_Position": "Standing in a snowy environment",
        "Hands": {
          "Right_Hand": "Casually placed in pocket",
          "Left_Hand": "Partly visible near the side"
        }
      }
    },
    "Wardrobe": {
      "Jacket": "Light gray winter jacket with sleeves slightly rolled up",
      "Details": "Fabric shows subtle cold-weather texture and soft highlights"
    }
  },

  "Scene_Description": {
    "Environment": {
      "Setting": "Cold, snowy open area",
      "Atmosphere": "Minimalistic, serene, cinematic winter mood",
      "Background": {
        "Color": "Bright white",
        "Lighting": "Soft diffused winter light",
        "Effects": [
          "Gentle snowfall",
          "Frosty air",
          "Subtle mist-like softness around the edges"
        ]
      }
    },
    "Lighting": {
      "Type": "Cinematic soft directional lighting",
      "Tones": [
        "Cold blue highlights",
        "Neutral white ambience"
      ],
      "Effects": [
        "Soft contrast on face and coat",
        "Natural winter rim-light on hair and shoulders"
      ]
    }
  },

  "Visual_Style": {
    "Quality": "Ultra-realistic, 8K high-resolution cinematic poster",
    "Aesthetic": "LEO-style realism, clean minimal composition",
    "Color_Profile": "Cold white, gray, and icy blue palette",
    "Detail_Characteristics": [
      "High-detail frost on hair and beard",
      "Sharp fabric and jacket texture",
      "Cinematic depth and soft atmospheric fade"
    ]
  },

  "Output_Requirements": {
    "Format": "Poster-style image",
    "Resolution": "8K",
    "Orientation": "Portrait",
    "Quality": "Cinematic, editorial-grade, ultra-realistic"
  }
}