:root{--dfc-color-surface:Canvas;--dfc-color-surface-subtle:Canvas;--dfc-color-text:CanvasText;--dfc-color-text-muted:CanvasText;--dfc-color-action:LinkText;--dfc-color-focus:Highlight;--dfc-color-border:CanvasText;--dfc-font-body:system-ui,sans-serif;--dfc-font-heading:system-ui,sans-serif;--dfc-space-inline:1rem;--dfc-space-block:1rem;--dfc-content-measure:70ch;--dfc-focus-width:0.2rem}