refactor: ProjectCard sm button, left-border year matching ExperienceCard style

src/entities/project/ui/ProjectCard/ProjectCard.test.tsx

@@ -77,9 +77,17 @@ describe('ProjectCard', () => {
       expect(screen.getByRole('heading', { level: 3 })).toHaveTextContent('My Project');
     });
 
-    it('year has Badge default classes', () => {
+    it('year has period-style left border', () => {
       render(<ProjectCard {...DEFAULT_PROPS} />);
-      expect(screen.getByText('2024')).toHaveClass('brutal-border', 'bg-blue', 'text-cream');
+      const year = screen.getByText('2024');
+      expect(year.tagName).toBe('P');
+      expect(year).toHaveClass('brutal-border-left', 'text-sm');
+    });
+
+    it('View Project button uses sm size', () => {
+      render(<ProjectCard {...DEFAULT_PROPS} />);
+      const btn = screen.getByRole('button', { name: /view project/i });
+      expect(btn).toHaveClass('px-4', 'py-2', 'text-sm');
     });
 
     it('tags are xs outline badges', () => {