fix(games): prevent horizontal page scroll from carousel overflow

Added overflowX: hidden to page container to clip carousel at viewport
level. This prevents the infinite carousel from making the entire page
horizontally scrollable while still allowing game cards to visually
extend beyond their container.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

apps/web/src/app/games/page.tsx

@@ -91,6 +91,7 @@ function GamesPageContent() {
         background: 'linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%)',
         py: '8',
         position: 'relative',
+        overflowX: 'hidden',
       })}
     >
       {/* Subtle background pattern */}