/* ============================================================
   FAIR MIGRATION — SPACING, RADIUS, SHADOW, LAYOUT TOKENS
   4px base unit. Mostly squared corners; ~5px radius on
   interactive controls (buttons, inputs). Light, subtle shadows.
   ============================================================ */

:root {
  /* Spacing — 4px base unit */
  --space-0:   0;
  --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;

  /* Radius — squared overall, ~5px on controls */
  --radius-none: 0;
  --radius-sm:   3px;
  --radius-md:   5px;    /* buttons + inputs            */
  --radius-lg:   8px;    /* cards / media               */
  --radius-pill: 999px;

  /* Shadows — subtle, civic */
  --shadow-xs:  0 1px 2px rgba(0, 0, 0, 0.05);   /* primary button */
  --shadow-sm:  0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md:  0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg:  0 12px 32px rgba(0, 0, 0, 0.12);
  --shadow-focus: 0 0 0 3px rgba(13, 59, 102, 0.25);  /* navy focus ring */

  /* Layout */
  --container-max: 1120px;
  --container-narrow: 720px;
  --header-h: 76px;
}