{
  "name": "Mortgage Payoff Visualizer",
  "short_name": "Mortgage Payoff",
  "description": "See how extra payments slash years and tens of thousands off your mortgage. What-if scenarios for extra principal, lump sum, biweekly, and refinance.",
  "start_url": ".",
  "scope": ".",
  "display": "standalone",
  "orientation": "portrait",
  "background_color": "#f8fafc",
  "theme_color": "#475569",
  "categories": ["finance", "productivity"],
  "icons": [
    { "src": "icons/icon-192.png",          "sizes": "192x192", "type": "image/png", "purpose": "any" },
    { "src": "icons/icon-512.png",          "sizes": "512x512", "type": "image/png", "purpose": "any" },
    { "src": "icons/icon-512-maskable.png", "sizes": "512x512", "type": "image/png", "purpose": "maskable" }
  ]
}