Restomod 产品照片，采用明暗对比照明

{
  "image_generation_request": {
    "subject": {
      "placeholder": "{argument name="product name" default="INSERT PRODUCT HERE"}",
      "position": "dead center, eye-level, perfectly centered in frame",
      "presentation": "levitating, floating in a weightless void, no stands, no platforms, no pedestals, no visible supports"
    },
    "environment": {
      "background": "absolute solid pitch black, hex code #000000, infinite void",
      "lighting": "rim lighting, cinematic chiaroscuro, high-contrast glints on metallic edges, soft orange glow from internal recesses"
    },
    "aesthetic_style": {
      "textures": [
        "shot-blasted matte titanium",
        "brushed aerospace-grade aluminum",
        "anodized dark grey metal",
        "ribbed industrial vertical cooling fins"
      ],
      "optical_effects": "viewed through vertical fluted reeded glass, subtle chromatic distortion, refractive glass warping, radial motion blur on outer edges",
      "color_palette": {
        "primary_background": "#000000",
        "secondary_metal": "#8E8E8E",
        "accent_glow": "#FF8C00",
        "highlights": "#FFFFFF"
      }
    },
    "composition_constraints": {
      "framing": "ensure full product visibility, do not cut off edges, wide safety margins around the subject",
      "elements_to_exclude": [
        "text",
        "logos",
        "watermarks",
        "softboxes",
        "light stands",
        "floor",
        "horizon line",
        "props",
        "human hands",
        "shadows on surfaces"
      ]
    },
    "technical_specs": {
      "focal_length": "85mm macro lens",
      "depth_of_field": "deep focus on product, blurred refractive foreground glass",
      "render_engine": "photorealistic octane render, 8k resolution, ray-traced reflections"
    }
  }
}