/* ===================================================================
   ARBOREUM — SPACING TOKENS
   4px base grid. Generous, airy rhythm to keep the brand feeling
   calm and unhurried (it's a pension — patience is the point).
   =================================================================== */

: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 */
  --space-7:   2.5rem;   /* 40 */
  --space-8:   3rem;     /* 48 */
  --space-9:   4rem;     /* 64 */
  --space-10:  5rem;     /* 80 */
  --space-11:  6rem;     /* 96 */
  --space-12:  8rem;     /* 128 */

  /* layout */
  --container-sm:  640px;
  --container-md:  860px;
  --container-lg:  1080px;
  --container-xl:  1280px;
  --gutter:        clamp(1.25rem, 0.5rem + 3vw, 3rem);
  --section-y:     clamp(3.5rem, 2rem + 6vw, 7rem);
}