/* ============================================================
   BRIX Presentation — Spacing, radii, layout
   Slide canvas is 1920×1080 with a 106px side margin.
   ============================================================ */

:root {
  /* — Spacing scale (4px base) — */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 32px;
  --space-6: 40px;
  --space-7: 64px;
  --space-8: 78px;
  --space-9: 100px;
  --space-10: 140px;

  /* — Radii — */
  --radius-sm: 12px;
  --radius-md: 24px;     /* default card */
  --radius-lg: 32px;     /* large card / color block */
  --radius-pill: 96px;   /* buttons */
  --radius-circle: 50%;

  /* — Slide layout — */
  --slide-w: 1920px;
  --slide-h: 1080px;
  --slide-margin: 106px;     /* left/right safe margin */
  --slide-margin-y: 100px;   /* top/bottom safe margin */
  --footer-h: 106px;         /* bottom navigation height */
}