:root{--color-bg: #fff;--color-bg-muted: #f3f4f6;--color-fg: #111827;--color-fg-muted: #4b5563;--color-link-fg: #0369a1;--color-link-hover-fg: #0c4a6e;--color-link-underline: #9ca3af;--color-gridlink-bg: #f3f4f6;--color-gridlink-hover-bg: #e5e7eb;--color-gridlink-tint: transparent;--color-highlight-border: #1d4ed8;--color-callout-warning-bg: #fee2e2;--color-callout-warning-fg: #b91c1c}