{
  "short_name": "Valence",
  "name": "Valence - Periodic Table Explorer",
  "description": "Interactive 3D visualization of chemical elements with auto-generated atomic models and property visualizations",
  "icons": [
    {
      "src": "favicon.ico",
      "sizes": "64x64 32x32 24x24 16x16",
      "type": "image/x-icon"
    },
    {
      "src": "logo192.png",
      "type": "image/png",
      "sizes": "192x192"
    },
    {
      "src": "logo512.png",
      "type": "image/png",
      "sizes": "512x512"
    },
    {
      "src": "maskable-icon.png",
      "type": "image/png",
      "sizes": "512x512",
      "purpose": "maskable"
    }
  ],
  "start_url": ".",
  "display": "standalone",
  "theme_color": "#0f172a",
  "background_color": "#1e293b",
  "orientation": "any",
  "categories": ["education", "science", "productivity"],
  "screenshots": [
    {
      "src": "screenshot-desktop.png",
      "type": "image/png",
      "sizes": "1920x1080",
      "form_factor": "wide",
      "label": "Valence desktop interface"
    },
    {
      "src": "screenshot-mobile.png",
      "type": "image/png",
      "sizes": "1080x1920",
      "form_factor": "narrow",
      "label": "Valence mobile interface"
    }
  ]
}