/* Trailway Growth — Spacing & Grid
   Generous whitespace. Section rhythm is large; the elegance comes from restraint.
   The straight grid overlay snaps to 36 / 48 / 72px (dense / default / sparse). */

:root {
  /* ---- Spacing scale (steps of 4) ---- */
  --space-1:  4px;
  --space-2:  8px;
  --space-3:  12px;
  --space-4:  16px;
  --space-5:  20px;
  --space-6:  24px;
  --space-8:  32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-25: 100px;  /* section padding (top+bottom) */

  /* ---- The straight grid (overlay line spacing) ---- */
  --grid-dense:   36px;
  --grid-default: 48px;
  --grid-sparse:  72px;

  /* ---- Layout ---- */
  --container-max: 1080px;
  --container-pad: 40px;
}