/* Local font shim for development to avoid external Google Fonts fetch.
   This provides a safe system-font fallback stack. For production,
   replace with real self-hosted font files and proper @font-face declarations.
*/
:root { --app-font-stack: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif; }
html, body { font-family: var(--app-font-stack); }