Nano Banana 提示词作品

{
  "subject": {
    "description": "Young woman taking a casual mirror selfie in an elevator.",
    "mirror_rules": "Phone held in right hand, partially obscuring the chin and lower face.",
    "age": "early 20s",
    "expression": {
      "eyes": {
        "look": "aloof",
        "energy": "calm",
        "direction": "looking at the phone screen"
      },
      "mouth": {
        "position": "slightly parted",
        "energy": "neutral"
      },
      "overall": "relaxed, candid"
    },
    "face": {
      "preserve_original": "true",
      "makeup": "Korean casual street style, pale matte base, subtle pink lip tint."
    }
  },
  "hair": {
    "color": "black",
    "style": "short straight bob with thin bangs",
    "effect": "natural, slightly disheveled, tucked partially behind ear."
  },
  "body": {
    "frame": "slim but curvy bust",
    "waist": "narrow, exposed",
    "chest": "full, pronounced under tight fabric",
    "legs": "hidden by loose jeans",
    "skin": {
      "visible_areas": "neck, collarbone, full arms, midriff, belly button",
      "tone": "pale, fair",
      "texture": "smooth, looks soft and cool to the touch",
      "lighting_effect": "harsh overhead physical light creating soft specular highlights on shoulders and collarbone."
    }
  },
  "pose": {
    "position": "standing, centered",
    "base": "weight slightly shifted",
    "overall": "casual mirror selfie stance, left arm hanging passively."
  },
  "clothing": {
    "top": {
      "type": "short-sleeve cropped t-shirt, deep U-neck",
      "color": "pale yellow/cream",
      "details": "ribbed texture, tight fit",
      "effect": "fabric is slightly sheer, faintly revealing a dark undergarment beneath."
    },
    "bottom": {
      "type": "baggy low-rise jeans",
      "color": "dark wash indigo",
      "details": "prominent contrast white stitching, silver button."
    }
  },
  "accessories": {
    "headwear": "",
    "jewelry": "delicate thin gold/silver necklace",
    "device": "black smartphone with a silver/reflective case",
    "prop": "white wired earphones draping down loosely, black shoulder bag strap on left shoulder."
  },
  "photography": {
    "camera_style": "smartphone mirror selfie",
    "angle": "eye-level, slightly angled down",
    "shot_type": "medium shot, waist-up portrait",
    "aspect_ratio": "3:4 vertical",
    "texture": "slight digital noise, unpolished everyday mobile capture",
    "lighting": "cool, flat overhead fluorescent light",
    "depth_of_field": "deep, background elevator details remain relatively sharp"
  },
  "background": {
    "setting": "inside an elevator",
    "wall_color": "metallic silver",
    "elements": [
      "ribbed stainless steel wall panels",
      "elevator button panel",
      "safety stickers",
      "metal handrails"
    ],
    "atmosphere": "sterile, late-night commute, urban",
    "lighting": "harsh, practical overhead ceiling lights"
  },
  "the_vibe": {
    "energy": "chill",
    "mood": "bored but stylish",
    "aesthetic": "Y2K casual, Gen Z OOTD",
    "authenticity": "high, feels like a genuine, unedited social media upload",
    "intimacy": "personal distance, sharing a mundane moment",
    "story": "She was heading home late, snapping a quick outfit check in the elevator.",
    "caption_energy": "low-effort emoji, late night."
  },
  "constraints": {
    "must_keep": [
      "wired earphones",
      "sheer top effect showing dark bra",
      "exposed midriff",
      "elevator background"
    ],
    "avoid": [
      "studio lighting",
      "perfect symmetry",
      "overly glamorous makeup",
      "DSLR bokeh"
    ]
  },
  "negative_prompt": [
    "professional lighting",
    "studio setup",
    "bokeh",
    "blurry background",
    "heavy makeup",
    "perfectly styled hair",
    "CGI",
    "overexposed"
  ]
}