{
  "name": "Real Sleep Calculator",
  "short_name": "Sleep Calc",
  "description": "Wake up refreshed. Calculate bedtimes using 90-minute sleep cycles.",
  "start_url": "/",
  "display": "standalone",
  "background_color": "#0a0a14",
  "theme_color": "#7c6fff",
  "orientation": "portrait-primary",
  "icons": [
    { "src": "/icons/icon-72.png", "sizes": "72x72", "type": "image/png" },
    { "src": "/icons/icon-96.png", "sizes": "96x96", "type": "image/png" },
    { "src": "/icons/icon-128.png", "sizes": "128x128", "type": "image/png" },
    { "src": "/icons/icon-192.png", "sizes": "192x192", "type": "image/png", "purpose": "any maskable" },
    { "src": "/icons/icon-512.png", "sizes": "512x512", "type": "image/png", "purpose": "any maskable" }
  ],
  "shortcuts": [
    { "name": "Bedtime Calculator", "url": "/", "description": "Calculate your bedtime now" },
    { "name": "Nap Calculator", "url": "/tools/nap-calculator", "description": "Find your nap wake time" }
  ]
}