Make admin light/dark mode follow real palettes end-to-end.

Light admin derives from the public light theme; dark keeps HK overrides. Remap inputs, cards, muted text, and kill the public wallpaper on admin so fonts and boxes stay readable in both modes.

Co-authored-by: Cursor <[email protected]>

src/lib/theme-css.ts

@@ -74,8 +74,13 @@ export function themePaletteCss(
 	palette: ThemePalette,
 	adminOverrides?: Partial<AdminPalette>,
 ): string {
+	const mode: "light" | "dark" = selector.includes("dark") ? "dark" : "light";
 	const semantic = derivePublicForegrounds(palette);
-	const admin = deriveAdminPalette(palette, adminOverrides);
+	const admin = deriveAdminPalette(
+		palette,
+		mode === "dark" ? adminOverrides : undefined,
+		mode,
+	);
 	const declarations = Object.entries(CSS_VARIABLES).map(
 		([key, cssName]) => `--${cssName}:${palette[key as keyof ThemePalette]};`,
 	);