fix: [공통] HeaderFavoritesBar 현재 페이지 칩 색상 가시성 개선

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/components/layout/HeaderFavoritesBar.tsx

@@ -227,7 +227,7 @@ export default function HeaderFavoritesBar({ isMobile }: HeaderFavoritesBarProps
                       onMouseEnter={() => setHoveredId(item.id)}
                       className={`rounded-full h-8 flex items-center overflow-hidden px-3 gap-1.5 transition-colors ${
                         isOtherHovered
-                          ? 'bg-blue-500/30 text-blue-200'
+                          ? 'bg-blue-400/50 text-white/70'
                           : 'bg-blue-600 hover:bg-blue-700 text-white'
                       }`}
                     >