:root{
/* Slide geometry (1280x720 canvas; source deck 12192000x6858000 EMU) */
--slide-margin:48px;   /* 0.5in outer margin */
--space-1:4px;
--space-2:8px;
--space-3:12px;
--space-4:16px;
--space-5:24px;
--space-6:32px;
--space-7:48px;
--space-8:64px;
--card-pad:28px;
--card-gap:24px;
--radius-none:0;       /* cards are square-cornered (roundRect adj 0) */
--border-w:1px;
--rule-w:1px;
}