Сосудистая сеть абразивно обработанного черепа

```json
{
  "COLOR_SPECIFICATIONS": {
    "PRIMARY": "#BED1E9",
    "SECONDARY": "#84AED2",
    "TERTIARY": "#8DBCE4"
  },
  "BACKGROUND": {
    "COLOR": "FLAT #FEFEFE",
    "FLATNESS": "绝对平坦 - 无渐变、无变化、无微妙差异，完全均匀",
    "NO_SHADOWS": "背景任何位置绝对无阴影"
  },
  "OBJECT_TREATMENT": {
    "FULL_OBJECT": "始终展示完整全物 - 自上而下通体可见，绝不裁剪或截断",
    "THREE_DIMENSIONAL": "物体必须三维 - 绝不扁平，展现深度、体积、形态",
    "SURFACE": "磨砂玻璃半透明表面，柔和内辉，3D形态配显著轮廓阴影于表面",
    "INTERIOR": "仅连通血管网络透过表面可见 - 绝对无心脏、无器官、无解剖结构，仅抽象分支血管"
  },
  "LIGHTING": {
    "PRIMARY": "物体内部柔辉 - 主光源",
    "SECONDARY": "物体后方柔背光增强半透明",
    "AMBIENT": "柔环境光营造干净亮堂氛围",
    "CONTOUR": "微光勾勒柔软表面阴影",
    "OVERALL": "柔漫多源照明 - 绝无硬光"
  },
  "SHADOWS": {
    "SURFACE_ONLY": "阴影仅存于物体表面轮廓 - 背景绝无阴影",
    "STRENGTH": "物体表面阴影更显色 - 蓝调强对比顺滑动感3D"
  },
  "VEINS": {
    "CONNECTION": "连通血管网 - 主血管绝不随机截断",
    "EXCLUSIVITY": "仅抽象血管分支 - 绝对无心脏无器官无解剖结构"
  },
  "TECHNICAL": {
    "QUALITY": "8K 超高清专业医学/科学可视化",
    "RENDERING": "逼真半透明材质与内部结构渲染",
    "DETAIL": "血管网络精细繁复 - 复杂分支可见",
    "TRANSLUCENCY": "精准磨砂玻璃半透明度与光线扩散",
    "COLOR_ACCURACY": "精准浅蓝/紫 pastel 调一致应用"
  },
  "RESTRICTIONS": {
    "NEVER": [
      "cropped_object",
      "cut_off_parts",
      "object_partially_visible",
      "zoomed_too_close",
      "incomplete_object_shown",
      "shadows_on_background",
      "cast_shadows_outside_object",
      "drop_shadows_on_ground",
      "shadows_on_floor",
      "external_shadows",
      "any_shadows_on_background",
      "heart_shape_inside_object",
      "heart_organ_inside_object",
      "anatomical_heart_structure",
      "any_organ_shapes_inside",
      "brain_lungs_kidneys_inside",
      "purple_lavender_violet_colors",
      "colors_other_than_specified_blues",
      "white_background",
      "dark_background",
      "gradient_background",
      "clear_glass_not_frosted",
      "fully_opaque_object",
      "flat_2D_object",
      "no_depth_or_volume",
      "disconnected_floating_veins",
      "veins_cutting_off_randomly",
      "weak_subtle_shadows",
      "no_contour_definition",
      "other_structures_besides_vessels",
      "harsh_external_lighting",
      "gray_or_black_shadows",
      "no_internal_glow",
      "low_contrast"
    ]
  },
  "USAGE": {
    "HOW_TO_USE": "只需更改 USER_CUSTOMIZATION 中的 'object' 即可为任意物品应用血管效果",
    "WORKS_WITH": "任意物体 - 解剖部件、植物、果实、贝壳、晶体、产品、雕塑等",
    "ALWAYS_INCLUDES": "完整全物可见、特定蓝色（#BED1E9、#84AED2、#8DBCE4）、平坦 #FEFEFE 背景、3D 体积物体、磨砂玻璃半透明、连通血管网络、内部辉光、仅物体表面蓝色调阴影",
    "KEY_REQUIREMENTS": "全物始终展示绝不裁剪、物体始终3D绝不扁平、血管始终连通绝不截断、内部仅血管绝不可嵌套物体、更高对比以三种蓝色区分、阴影仅限物体表面且背景绝对无阴影"
  }
}
```