/* FORUM — Spacing & Layout
   8px base grid; the brand's "built on a grid, held by structure"
   principle. The unit X (logo clear-space) maps to --space-6 here. */

:root {
  --space-0: 0;
  --space-1: 0.25rem;  /* 4 */
  --space-2: 0.5rem;   /* 8 */
  --space-3: 0.75rem;  /* 12 */
  --space-4: 1rem;     /* 16 */
  --space-5: 1.5rem;   /* 24 */
  --space-6: 2rem;     /* 32 — the "X" rhythm unit */
  --space-7: 3rem;     /* 48 */
  --space-8: 4rem;     /* 64 */
  --space-9: 6rem;     /* 96 */
  --space-10: 8rem;    /* 128 */

  /* Layout */
  --container-max: 1240px;
  --container-narrow: 760px;
  --gutter: 2rem;
  --section-y: 6rem;       /* vertical rhythm between page sections */
  --section-y-lg: 8rem;
}