:root{
  /* slide geometry */
  --slide-w:1280px;
  --slide-h:720px;
  --slide-margin:87px;   /* 65pt outer margin */
  --slide-gutter:48px;   /* column gap on two-up layouts */

  /* 4px-derived scale, matching the template's real gaps */
  --space-1:4px;
  --space-2:8px;
  --space-3:12px;
  --space-4:16px;
  --space-5:24px;
  --space-6:32px;
  --space-7:40px;
  --space-8:56px;
  --space-9:72px;
  --space-10:87px;

  --card-padding:28px;      /* generous internal padding, square corners */
  --card-padding-lg:36px;
  --icon-chip:53px;         /* 40pt navy circle */
  --icon-glyph:26px;
  --logo-mark:60px;         /* 45pt wolf mark in the lockup */
  --watermark-mark:620px;
  --rule-thick:3px;         /* gold accent rules */
  --hairline:1px;
}