復古藍圖風基建大橋海報

{
  "type": "縱向基礎設施旅行海報 / 工程線條插畫",
  "style": "米色復古紙張背景搭配單色藍墨水，精確建築工程製圖，細膩排線，藍圖式輪廓線，極簡復古海報設計，乾淨邊距與細邊框",
  "format": {
    "aspect_ratio": "2:3 縱向海報",
    "color_palette": "僅限米白紙張與深柔和藍色"
  },
  "headline": {
    "text": "[INFRASTRUCTURE]",
    "position": "頂部",
    "style": "超大寬間距無襯線大寫英文字母"
  },
  "subheadings": {
    "count": 3,
    "items": [
      {
        "text": "連線 · 流動 · 未來   CONNECTING · FLOWING · FUTURE",
        "position": "主標題下方左側"
      },
      {
        "text": "中國  CHINA",
        "position": "左上角"
      },
      {
        "text": "交通設施之美 / THE BEAUTY OF TRANSPORTATION",
        "position": "右上角，緊鄰小橋樑圖示"
      }
    ]
  },
  "main_scene": {
    "location": "[中國沿海海灣]",
    "subject": "水面上宏偉壯觀的跨海高速公路立交橋與互通樞紐",
    "composition": "俯瞰高視角，前景為多層彎曲盤旋的橋樑匝道，長橋向遠方海島與群山延展，開闊天空中有飛鳥",
    "details": "細長橋墩倒映在平靜水面，防撞護欄、路燈、車道標線、小型遊船、遠方貨輪、海島、岸線群山，前景底部有樹木灌木",
    "vehicles": "在高架道路上行駛的轎車、麵包車及一輛巴士"
  },
  "road_signage": {
    "count": 5,
    "items": [
      {
        "description": "分3格板面的大型頭頂藍色指路標誌牌",
        "position": "中下方",
        "labels": [
          "海濱路 / Haibin Rd. / 2 km",
          "跨海大橋 / Cross-Sea Bridge / 500 m",
          "機場 / Airport / 1 km"
        ]
      },
      {
        "description": "電子情報顯示屏",
        "position": "指路標誌右側",
        "label": "安全出行 / 平安回家"
      },
      {
        "description": "圓形限速標誌牌",
        "position": "右下側",
        "label": "80"
      },
      {
        "description": "圓形車道或轉向指示標牌",
        "position": "限速標牌下方",
        "label": "弧形彎道箭頭符號"
      },
      {
        "description": "長方形區間測速警告牌",
        "position": "標誌立柱最底部",
        "label": "區間測速 / 前方1km"
      }
    ]
  },
  "human_element": {
    "count": 1,
    "description": "前景左下角獨立非機動車道或人行道上一位微小的騎行者"
  },
  "footer_text": {
    "text": "交通連線城市 / 通達美好生活 / CONNECTING CITIES / ENRICHING LIFE",
    "position": "左下角"
  },
  "rendering_instructions": "禁用寫實全綵；完全採用暖白底色上的細膩藍色鋼筆建築製圖呈現。突出超大交通工程尺度、優雅橋樑弧度、嚴謹透視與清晰的雙語海報排版，精準還原所有指定的中文與英文文字。"
}