/* ============================================================
   FONTS — Metabolic Intelligence
   ------------------------------------------------------------
   Source Serif 4  — headline serif: clinical authority, calm.
                     Reads like a medical journal, not fashion.
   IBM Plex Sans   — body: humanist, legible for aging eyes,
                     designed for sustained reading.
   IBM Plex Mono   — data / labels / biometric readouts.
                     The "instrument / lab" signal.
   Loaded from Google Fonts so consumers need no binaries.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Source+Serif+4:opsz,wght@8..60,400;8..60,500;8..60,600;8..60,700&family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');