/**
 * SAR-OS Drift — Font Declarations
 *
 * Uses system font stacks for performance, reliability and zero 404s.
 * No self-hosted woff2 files required — system fonts render instantly
 * with no FOUT, no network requests, and no layout shift.
 *
 * Project convention (CLAUDE.md): "System fonts only (Arial, Calibri)
 * — no external fonts."
 */

/* No @font-face rules — all fonts resolved via design-tokens.css
   CSS custom properties (--font-ui, --font-data).  System fonts are
   guaranteed available on every OS:

   UI:   Arial, -apple-system, BlinkMacSystemFont, Segoe UI, system-ui
   Data: 'Courier New', Courier, ui-monospace, monospace
*/