Selfie Smartphone dans une Chambre à Lumière Violette

{
  "prompt_structure": {
    "subject_details": {
      "demographics": "Young female, fair skin tone, natural appearance with distinct freckles across nose and cheeks",
      "facial_features": "Soft facial structure, neutral to soft expression, gaze directed down at phone",
      "hair": "Long, dark brown, loose wavy texture, center part, draping over shoulders",
      "clothing": {
        "top": "[Red crewneck holiday sweater featuring a large cartoon reindeer face]",
        "bottom": "Plaid pajama shorts (only small section visible at upper thigh)"
      },
      "pose": "Sitting upright on a bed, body angled slightly to viewer's left. Both legs are bent sharply at the knees and drawn up tightly against the torso. Shins prominent, feet tucked near buttocks. Right hand holds a smartphone with a black case up in front of the body taking a selfie."
    },
    "environment_context": {
      "setting": "Gen Z bedroom or dorm room",
      "background_elements": [
        "White floating shelves packed with diverse colorful books",
        "Anime posters on white walls (My Hero Academia clearly visible)",
        "LED strip lights running vertically along the wall corner",
        "Messy unmade bed with white textured duvet",
        "Crumpled red fleece throw blanket on bed in background"
      ]
    },
    "lighting_atmosphere": {
      "primary_source": "Dominant purple/violet LED ambient lighting from corner strip",
      "quality": "Dim, soft, moody, atmospheric, strong purple cast across skin, clothing, and surroundings",
      "shadows": "Soft, diffused shadows created by ambient colored light"
    },
    "camera_technical": {
      "style": "Casual smartphone selfie, candid shot",
      "simulation": "Smartphone main camera sensor simulation",
      "angle": "Slightly low angle, looking slightly up at subject",
      "focal_length": "Approx 24-28mm wide angle phone lens equivalent",
      "aperture": "f/1.7 wide open",
      "iso": "High ISO (approx 800-1600) with visible fine digital noise and sensor grain",
      "focus": "Sharp focus on subject's face and knees, gentle depth of field falloff on background shelves"
    },
    "quality_modifiers": {
      "details": "Raw photo style, realistic skin texture with visible pores and freckles illuminated by purple light, tangible knit and fleece fabric textures, authentic low-light smartphone noise grain"
    },
    "negative_prompt": "cartoon, illustration, anime, painting, 3D render, drawing, sketch, abstract, blurry, pixelated, doll-like skin, oversaturated, flat lighting, stylized, smooth plastic skin, heavily denoised"
  }
}