{
  "name": "高等数学曲面可视化 — Advanced Math 3D Surface Visualizer",
  "short_name": "数学曲面",
  "description": "世界级高等数学曲面积分 3D 可视化学习工具 — 显式曲面 · 隐式曲面 · 参数方程 · 等高线 · 梯度场 · 法向量 · 曲率分析 · 交线计算",
  "start_url": "./",
  "scope": "./",
  "display": "standalone",
  "orientation": "any",
  "background_color": "#0d1117",
  "theme_color": "#0d1117",
  "lang": "zh-CN",
  "dir": "ltr",
  "categories": ["education", "science", "productivity", "math"],
  "screenshots": [
    {
      "src": "icon-512.png",
      "sizes": "512x512",
      "type": "image/png",
      "form_factor": "wide",
      "label": "3D 曲面可视化主界面"
    }
  ],
  "icons": [
    {
      "src": "icon-120.png",
      "sizes": "120x120",
      "type": "image/png",
      "purpose": "any"
    },
    {
      "src": "icon-152.png",
      "sizes": "152x152",
      "type": "image/png",
      "purpose": "any"
    },
    {
      "src": "icon-180.png",
      "sizes": "180x180",
      "type": "image/png",
      "purpose": "any"
    },
    {
      "src": "icon-192.png",
      "sizes": "192x192",
      "type": "image/png",
      "purpose": "any maskable"
    },
    {
      "src": "icon-384.png",
      "sizes": "384x384",
      "type": "image/png",
      "purpose": "any"
    },
    {
      "src": "icon-512.png",
      "sizes": "512x512",
      "type": "image/png",
      "purpose": "any maskable"
    }
  ]
}