/* Every colour in the editor, chrome and canvas alike, is declared here and nowhere else, along with the handful of non-colour tokens a theme has to carry with them. A theme is one block of custom properties; `applyTheme` in src/client/theme.ts stamps the matching id onto . The bare `:root` selector carries the dark values as the unconditional fallback, so an unknown or missing attribute renders the default theme rather than an unstyled page. The canvas is drawn on a and cannot read custom properties itself; the tokens prefixed `--canvas-` are resolved to concrete colours by resolveCanvasPalette whenever the theme changes. They are declared here so that adding a theme means editing one file. */ :root, :root[data-theme="grafd-dark"] { /* Tells the browser which way to paint what a page cannot style: the native