{
  "name": "睡眠導入ビート",
  "short_name": "SleepBeat",
  "description": "バイノーラルビートで睡眠を誘導するアプリ",
  "start_url": "/",
  "display": "standalone",
  "background_color": "#0a0e14",
  "theme_color": "#0a0e14",
  "orientation": "portrait",
  "icons": [
    {
      "src": "data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 192 192'><rect width='192' height='192' rx='40' fill='%230a0e14'/><circle cx='96' cy='96' r='50' fill='none' stroke='%231D9E75' stroke-width='6' opacity='0.6'/><circle cx='96' cy='96' r='32' fill='none' stroke='%231D9E75' stroke-width='4' opacity='0.8'/><circle cx='96' cy='96' r='14' fill='%231D9E75'/></svg>",
      "sizes": "192x192",
      "type": "image/svg+xml"
    },
    {
      "src": "data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 512 512'><rect width='512' height='512' rx='100' fill='%230a0e14'/><circle cx='256' cy='256' r='130' fill='none' stroke='%231D9E75' stroke-width='14' opacity='0.6'/><circle cx='256' cy='256' r='84' fill='none' stroke='%231D9E75' stroke-width='10' opacity='0.8'/><circle cx='256' cy='256' r='38' fill='%231D9E75'/></svg>",
      "sizes": "512x512",
      "type": "image/svg+xml"
    }
  ]
}