/* ============================================================
   TERRA INCOGNITA — SPACING, RADIUS, SHADOW, MOTION, LAYOUT
   ============================================================ */
:root {
  /* Spacing scale (4px base) */
  --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: 3rem;     /* 48 */
  --space-8: 4rem;     /* 64 */
  --space-9: 6rem;     /* 96 */
  --space-10: 8rem;    /* 128 */

  /* Radius — soft, echoing the rounded display face */
  --radius-xs:  4px;
  --radius-sm:  8px;
  --radius-md:  14px;
  --radius-lg:  22px;
  --radius-xl:  32px;
  --radius-pill: 999px;
  --radius-circle: 50%;

  /* Border widths */
  --border-hair: 1px;
  --border-thin: 1.5px;
  --border-thick: 2px;

  /* Shadows — warm, low, diffuse (tinted with oxblood, never blue-grey) */
  --shadow-xs: 0 1px 2px rgba(42, 13, 14, 0.06);
  --shadow-sm: 0 2px 6px rgba(42, 13, 14, 0.08);
  --shadow-md: 0 6px 18px rgba(42, 13, 14, 0.10);
  --shadow-lg: 0 18px 40px rgba(42, 13, 14, 0.14);
  --shadow-inset: inset 0 1px 0 rgba(255, 255, 255, 0.5);

  /* Motion — gentle, organic; no bounce */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1); /* @kind other */
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1); /* @kind other */
  --dur-fast: 120ms; /* @kind other */
  --dur-med: 220ms; /* @kind other */
  --dur-slow: 420ms; /* @kind other */

  /* Layout */
  --container-sm: 640px;
  --container-md: 880px;
  --container-lg: 1160px;
  --container-xl: 1360px;
}