/* ============================================================
   ELEVATION — Vercel Geist
   Depth is minimal: a 1px hairline first, then at most a finely
   layered very-low-alpha shadow stack. Never a heavy drop.
   ============================================================ */
:root {
  /* Level 0 — Flat: just the hairline border, no shadow */
  --shadow-flat: none;

  /* Level 1 — Whisper: lightly raised cards */
  --shadow-whisper: 0px 1px 1px rgba(0, 0, 0, 0.04);

  /* Level 2 — Floating: menus, modals, tooltips */
  --shadow-floating: 0px 2px 2px rgba(0, 0, 0, 0.04), 0px 8px 16px -4px rgba(0, 0, 0, 0.08);
}