frontend/src/lib/components/CommentMessage.svelte

@@ -32,7 +32,12 @@ const wasEdited = $derived(message.updatedAt > message.createdAt);
 const parsed = $derived(extractQuote(message.content));
 </script>
 
-<div role="article" class="flex gap-2">
+<div
+	id="comment-{message.id}"
+	role="article"
+	tabindex="-1"
+	class="flex gap-2 rounded outline-none focus-visible:ring-2 focus-visible:ring-brand-navy focus-visible:ring-offset-2"
+>
 	<!-- Avatar circle with initials -->
 	<div
 		class="flex h-6 w-6 shrink-0 items-center justify-center rounded-full bg-primary text-[10px] font-bold text-primary-fg"

frontend/src/lib/components/CommentMessage.svelte.spec.ts

@@ -82,4 +82,25 @@ describe('CommentMessage', () => {
 		await expect.element(textarea).toBeInTheDocument();
 		await expect.element(textarea).toHaveValue('current edit text');
 	});
+
+	it('exposes id="comment-{message.id}" on the article wrapper for deep-link scroll', async () => {
+		render(CommentMessage, defaultProps());
+		const article = page.getByRole('article').element();
+		expect(article.getAttribute('id')).toBe('comment-msg-1');
+	});
+
+	it('is focusable but not in tab order (tabindex="-1")', async () => {
+		render(CommentMessage, defaultProps());
+		const article = page.getByRole('article').element();
+		expect(article.getAttribute('tabindex')).toBe('-1');
+	});
+
+	it('shows a focus-visible ring when focused via keyboard', async () => {
+		render(CommentMessage, defaultProps());
+		const article = page.getByRole('article').element();
+		const classes = article.className;
+		expect(classes).toMatch(/focus-visible:ring-2/);
+		expect(classes).toMatch(/focus-visible:ring-brand-navy/);
+		expect(classes).toMatch(/outline-none/);
+	});
 });