Seedance 2.0 用プロンプト：'Starlight Shadow'

{
  "scene_id": 4,
  "title": "Starlight Shadow / 星屑のシルエット",
  "duration": "10s",
  "visual_style": "Fantasy / High-End Commercial",
  "prompt": "A person walks by a clean white wall in a bright, sunlit gallery. Their shadow follows them, but then gracefully stops and starts performing a rhythmic, elegant dance. The shadow is made of soft, shimmering dark-blue particles. As the person reaches out to high-five the wall, the shadow hand gently emerges into the 3D world as a translucent, glowing crystalline form, meeting the person's hand with a soft trail of light.",
  "vfx_technical_details": {
    "camera_work": "Smooth, cinematic tracking shot with a focus on the interaction point.",
    "shadow_FX": "Particle-based shadow simulation with soft edges and internal luminescence.",
    "transition_FX": "Seamless 2D-to-3D transition using a translucent glass shader and light trail effects.",
    "lighting": "Bright, warm afternoon sunlight to contrast with the cool-toned magical shadow."
  },
  "key_elements": [
    "Independent dancing silhouette",
    "Shimmering particle effects",
    "Translucent crystalline 3D hand",
    "Magical and inspiring atmosphere"
  ]
}