fix(ui): inherit the theme collision fixes from plugin-kit 0.1.3

The text-secondary re-point moved into the kit's theme.css (every plugin hits
it), joined there by the card-ring softening the console does in its own Card
wrapper. The SPA's stylesheet is back to imports only.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

ui/src/styles.css

@@ -17,11 +17,3 @@
 body {
 	@apply bg-background font-sans text-foreground antialiased;
 }
-
-/* @unom/ui uses `text-secondary` as muted TEXT (EmptyState captions, badge text);
- * the console palette maps --secondary to a dark SURFACE, which renders that text
- * unreadable on dark. Re-point the text utility at the muted foreground until the
- * console/theme unification resolves the vocabulary collision upstream. */
-.text-secondary {
-	color: var(--muted-foreground);
-}