/* Race Day spacing, radii, borders, elevation.
   EVERYTHING IS RECTANGULAR. No rounded corners, no gradients, no drop shadows anywhere. */

:root {
  /* ---- 4px grid ---- */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --space-10: 128px;

  /* ---- radii: there is exactly one ---- */
  --radius-0: 0;             /* the only radius in the system */

  /* ---- borders & edges ---- */
  --border-w: 1px;
  --edge-live-w: 4px;        /* start-line rule: 4–5px volt edge marks "live" content */

  /* ---- elevation: none. Hierarchy comes from colour, not shadow. ---- */
  --shadow-none: none;

  /* ---- layout ---- */
  --container-max: 1200px;
  --gutter: var(--space-6);
  --logo-header-h: 44px;     /* web header monogram: 40–48px tall */
}