refactor: 다국어 처리 개선 및 코드 정리

layers/components/layouts/Footer.vue

@@ -24,7 +24,7 @@
           </li>
           <li class="relative">
             <button class="text-[15px] text-white/50 hover:text-gray-600 transition-colors" @click="toggleAgeRating">
-              {{ tm('Footer_AgeRating') }}
+              <em v-dompurify-html="tm('Footer_AgeRating')"></em>
             </button>
             <div v-if="showAgeRating" class="game-rating-card absolute bottom-6 left-1 md:left-1/2 md:-translate-x-1/2 bg-[#383838] rounded-lg border border-white/30 w-[340px] mx-auto z-10">
               <!-- 헤더 -->
@@ -101,7 +101,7 @@
       </div>
 
       <div class="copyright-area mt-6 text-[13px] text-white/50 md:mt-4">
-        <span>{{ tm('Footer_Copyright') }}</span>
+        <span v-dompurify-html="tm('Footer_Copyright')"></span>
       </div>
 
       <div class="logo-area flex mt-6 md:mt-6">