:root{
  /* 4px base grid. --space-b is the logo clear-space unit: the "8" glyph box (1:1). */
  --space-0:0px;
  --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-24:96px;
  --space-32:128px;

  --space-b:24px;                     /* logo clear space = 1 × "8" height */
  --logo-clear:var(--space-b);
  --logo-min-width-h:120px;           /* horizontal lockup, digital minimum */
  --logo-min-width-v:60px;            /* vertical lockup / symbol, digital minimum */

  --container-max:1200px;
  --container-narrow:760px;
  --gutter:24px;
  --section-y:96px;
}