{
    "name": "Universal Calculator",
    "short_name": "UniCalc",
    "description": "A comprehensive calculator with math, physics, chemistry, statistics, and unit converters — works offline.",
    "start_url": "./index.html",
    "display": "standalone",
    "background_color": "#111111",
    "theme_color": "#111111",
    "icons": [
        {
            "src": "data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'><rect width='100' height='100' rx='20' fill='%23111'/><text x='50' y='68' font-size='50' text-anchor='middle' fill='white'>🧮</text></svg>",
            "sizes": "any",
            "type": "image/svg+xml"
        }
    ]
}