復古製圖技術插畫

{
  "subject": {
    "main_focus": "一隻戴著手套的手握著黃銅製圖圓規和復古鋼筆",
    "background_elements": [
      "房屋建築藍圖",
      "機械齒輪原理圖",
      "剖面技術圖紙"
    ],
    "setting": "陳舊泛黃的羊皮紙工作臺面"
  },
  "style": {
    "aesthetic": "復古工業技術插畫",
    "art_medium": "做舊紙張上的水墨與水洗淡彩",
    "texture": "粗糙顆粒感、深褐色調、帶有摺痕與咖啡漬的做舊紙張",
    "typography": {
      "text": "[VINTAGE TECHNICAL ILLUSTRATION]",
      "font_style": "粗襯線體、風化木版印刷風格",
      "placement": "頂部居中"
    }
  },
  "composition": {
    "perspective": "俯視微距特寫",
    "lighting": {
      "type": "溫暖的電影感聚光照明",
      "effects": "懸浮微塵與金屬工具上的微光高光"
    },
    "color_palette": [
      "深褐色",
      "焦橙色",
      "炭灰色",
      "古銅金色"
    ],
    "framing": "手從右下角斜向伸入，形成視覺焦點"
  },
  "technical_details": {
    "line_work": "高精度針管筆線條，排線與交叉排線陰影",
    "realism": "皮手套紋理與金屬光澤的高精細節"
  }
}