diff --git a/layers/assets/css/components/_layout.css b/layers/assets/css/components/_layout.css
index fa310c0..ce44e87 100644
--- a/layers/assets/css/components/_layout.css
+++ b/layers/assets/css/components/_layout.css
@@ -5,6 +5,24 @@
   }
 
   .section-content {
-    @apply relative h-full flex flex-col items-center justify-center gap-4 md:gap-5;
+    @apply relative h-full flex flex-col items-center justify-center gap-4 text-center px-[20px] sm:px-[40px] md:gap-5;
+  }
+
+  /* Title Utility Classes */
+  .title-lg {
+    @apply line-clamp-3 text-[24px] font-[700] leading-[34px] drop-shadow-[0_2px_2px_rgba(0,0,0,0.6)] md:text-[50px] md:leading-[70px];
+  }
+  .title-md {
+    @apply line-clamp-2 text-[20px] font-[700] leading-[30px] drop-shadow-[0_2px_2px_rgba(0,0,0,0.6)] md:line-clamp-1 md:text-[42px] md:leading-[56px];
+  }
+  .title-sm {
+    @apply line-clamp-2 text-[16px] font-[500] leading-[24px] drop-shadow-[0_2px_2px_rgba(0,0,0,0.6)] md:line-clamp-1 md:text-[24px] md:leading-[34px];
+  }
+  .title-xs {
+  }
+
+  /* Description Utility Classes */
+  .description-lg {
+    @apply line-clamp-3 text-[15px] font-[400] leading-[24px] drop-shadow-[0_2px_2px_rgba(0,0,0,0.6)] md:text-[20px] md:leading-[30px];
   }
 }
diff --git a/layers/components/blocks/CardNews.vue b/layers/components/blocks/CardNews.vue
index 4949e1a..ec9ab60 100644
--- a/layers/components/blocks/CardNews.vue
+++ b/layers/components/blocks/CardNews.vue
@@ -42,8 +42,8 @@ const props = defineProps<Props>()
 <style scoped>
 .card-news {
   @apply overflow-hidden relative flex items-center justify-center h-full rounded-lg
-         after:content-[''] after:absolute after:top-0 after:left-0 after:w-full after:h-full
-         after:border after:border-white/10 after:rounded-lg;
+  after:content-[''] after:absolute after:top-0 after:left-0 after:w-full after:h-full
+  after:border after:border-white/10 after:rounded-lg;
 }
 .card-image {
   @apply transition-transform duration-300 w-full h-full object-cover;
diff --git a/layers/components/blocks/VisualContent.vue b/layers/components/blocks/VisualContent.vue
index f8d9067..a4c461d 100644
--- a/layers/components/blocks/VisualContent.vue
+++ b/layers/components/blocks/VisualContent.vue
@@ -83,5 +83,6 @@ const hasImage = computed(() => {
     v-else-if="displayText"
     v-dompurify-html="sanitizedContent"
     :style="textStyles"
+    class="block"
   />
 </template>
diff --git a/layers/components/blocks/slide/Thumbnail.vue b/layers/components/blocks/slide/Thumbnail.vue
index b11394f..2d66bd4 100644
--- a/layers/components/blocks/slide/Thumbnail.vue
+++ b/layers/components/blocks/slide/Thumbnail.vue
@@ -16,7 +16,7 @@ const props = defineProps<Props>()
 
 const mainRef = ref<InstanceType<typeof Splide> | null>(null)
 const thumbsRef = ref<InstanceType<typeof Splide> | null>(null)
-const isPlaying = ref<boolean>(false)
+const playingSlideIndex = ref<number | null>(null)
 
 const mainOptions = computed<Options>(() => ({
   type: 'fade',
@@ -26,6 +26,7 @@ const mainOptions = computed<Options>(() => ({
   speed: 600,
   arrows: false,
   pagination: false,
+  drag: false,
 }))
 const thumbOptions = computed<Options>(() => ({
   type: 'slide',
@@ -45,9 +46,8 @@ const thumbOptions = computed<Options>(() => ({
   },
 }))
 
-// 비디오 클릭 핸들러
-const handleVideoClick = () => {
-  isPlaying.value = true
+const handleVideoClick = (index: number) => {
+  playingSlideIndex.value = index
 }
 
 let mainInst: SplideType | null = null
@@ -58,6 +58,10 @@ onMounted(() => {
   thumbsInst = thumbsRef.value?.splide ?? null
   if (mainInst && thumbsInst) {
     mainInst.sync(thumbsInst)
+
+    mainInst.on('moved', () => {
+      playingSlideIndex.value = null
+    })
   }
 })
 
@@ -76,28 +80,28 @@ onBeforeUnmount(() => {
         :key="item.set_order || index"
         class="main-slide"
       >
-        <template v-if="!isPlaying">
-          <img
-            :src="getMediaImgSrc(item.media)"
-            alt="main image"
-            class="slide-image"
-          />
-          <AtomsButtonPlay
-            v-if="getMediaType(item.media) === 'video'"
-            :resources-data="videoPlay"
-            class="btn-play"
-            @click="handleVideoClick()"
-          />
-        </template>
-        <template v-else>
-          <iframe
-            :src="getYouTubeEmbedUrl(getMediaText(item.media))"
-            class="absolute top-0 left-0 w-full h-full"
-            frameborder="0"
-            allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture"
-            allowfullscreen
-          />
-        </template>
+        <img
+          :src="getMediaImgSrc(item.media)"
+          alt="main image"
+          class="slide-image"
+          :class="{ 'opacity-0': playingSlideIndex === index }"
+        />
+        <AtomsButtonPlay
+          v-if="
+            getMediaType(item.media) === 'video' && playingSlideIndex !== index
+          "
+          :resources-data="videoPlay"
+          class="btn-play"
+          @click="handleVideoClick(index)"
+        />
+        <iframe
+          v-if="playingSlideIndex === index"
+          :src="getYouTubeEmbedUrl(getMediaText(item.media), true)"
+          class="absolute top-0 left-0 w-full h-full"
+          frameborder="0"
+          allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture"
+          allowfullscreen
+        />
       </SplideSlide>
     </Splide>
 
@@ -122,14 +126,14 @@ onBeforeUnmount(() => {
 /* 비디오 iframe 전환 애니메이션 */
 
 .thumbnail-carousel {
-  @apply w-full px-[20px] sm:px-[40px] md:max-w-[1024px];
+  @apply w-full md:max-w-[944px];
 }
 
 .main-splide {
   @apply overflow-hidden mx-auto rounded-lg border border-white/10 shadow-[0_4px_20px_0_rgba(0,0,0,0.5)];
 }
 .main-slide {
-  @apply aspect-[16/9];
+  @apply relative aspect-[16/9];
 }
 .slide-image {
   @apply w-full h-full object-cover;
diff --git a/layers/components/widgets/Background.vue b/layers/components/widgets/Background.vue
index a373918..30d65dd 100644
--- a/layers/components/widgets/Background.vue
+++ b/layers/components/widgets/Background.vue
@@ -4,11 +4,11 @@ import type { PageDataResourceGroup } from '#layers/types/api/pageData'
 
 interface Props {
   resourcesData: PageDataResourceGroup
-  gradient?: boolean
+  gradient?: string
 }
 
 const props = withDefaults(defineProps<Props>(), {
-  gradient: false,
+  gradient: '',
 })
 
 const resPath = computed(() => {
@@ -72,7 +72,7 @@ const posterSrc = computed(() => {
     <!-- 그라디언트 오버레이 (gradient가 true일 때만) -->
     <div
       v-if="props.gradient"
-      class="absolute bottom-0 left-0 right-0 h-[342px] md:h-[720px] bg-gradient-to-b from-[#100d0f]/0 to-[#100d0f]"
+      :class="`absolute bottom-0 left-0 right-0 ${props.gradient}`"
     />
   </div>
 </template>
diff --git a/layers/composables/useGetGameAlias.ts b/layers/composables/useGetGameAlias.ts
deleted file mode 100644
index 20d3cd4..0000000
--- a/layers/composables/useGetGameAlias.ts
+++ /dev/null
@@ -1,76 +0,0 @@
-import { getHeader } from 'h3'
-import { useRuntimeConfig, useRequestEvent } from 'nuxt/app'
-
-/**
- * 게임 별칭을 추출하는 유틸리티 함수
- * @param host 호스트 문자열
- * @param baseDomain 기본 도메인
- * @returns 게임 별칭 또는 빈 문자열
- */
-const extractGameAliasFromHost = (host: string, baseDomain: string): string => {
-  if (!host || !host.includes(baseDomain)) {
-    return ''
-  }
-
-  const subdomain = host.split(':')[0]
-  return subdomain && subdomain !== 'www' ? subdomain : ''
-}
-
-/**
- * 서버 사이드에서 게임 별칭을 가져오는 함수
- * @param baseDomain 기본 도메인
- * @returns 게임 별칭 또는 빈 문자열
- */
-const getGameAliasFromServer = (baseDomain: string): string => {
-  try {
-    const event = useRequestEvent()
-
-    if (!event) {
-      return ''
-    }
-
-    // 미들웨어에서 설정한 gameAlias가 있다면 우선 사용
-    if (event.context.gameAlias) {
-      return event.context.gameAlias
-    }
-
-    const host = getHeader(event, 'host') || ''
-    return extractGameAliasFromHost(host, baseDomain)
-  } catch (error) {
-    // eslint-disable-next-line no-console
-    console.error('useGetGameAlias server error:', error)
-    return ''
-  }
-}
-
-/**
- * 클라이언트 사이드에서 게임 별칭을 가져오는 함수
- * @param baseDomain 기본 도메인
- * @returns 게임 별칭 또는 빈 문자열
- */
-const getGameAliasFromClient = (baseDomain: string): string => {
-  try {
-    const host = window.location.host
-    return extractGameAliasFromHost(host, baseDomain)
-  } catch (error) {
-    // eslint-disable-next-line no-console
-    console.error('useGetGameAlias client error:', error)
-    return ''
-  }
-}
-
-/**
- * 게임 별칭을 가져오는 컴포저블 함수
- * 서버와 클라이언트 환경에서 모두 동작
- * @returns 게임 별칭 문자열
- */
-export const useGetGameAlias = (): string => {
-  const config = useRuntimeConfig()
-  const baseDomain = (config.public.baseDomain || '.onstove.com') as string
-
-  if (import.meta.client) {
-    return getGameAliasFromClient(baseDomain)
-  }
-
-  return getGameAliasFromServer(baseDomain)
-}
diff --git a/layers/middleware/pageData.global.ts b/layers/middleware/pageData.global.ts
index b875a62..70b4c0f 100644
--- a/layers/middleware/pageData.global.ts
+++ b/layers/middleware/pageData.global.ts
@@ -38,9 +38,8 @@ export default defineNuxtRouteMiddleware(async (to, _from) => {
     })) as PageDataResponse | null
 
     if (response?.code === 0 && 'value' in response) {
-      const cleanData = JSON.parse(JSON.stringify(response.value))
-
-      store.setPageData(cleanData)
+      store.setPageData(response.value)
+      console.log('🚀 ~ cleanData:', response.value)
     } else {
       store.clearPageData()
     }
diff --git a/layers/server/middleware/gameData.ts b/layers/server/middleware/gameData.ts
index 6ccd0fa..386183f 100644
--- a/layers/server/middleware/gameData.ts
+++ b/layers/server/middleware/gameData.ts
@@ -4,8 +4,8 @@ import {
   defineEventHandler,
   getRequestURL,
 } from 'h3'
-
 import { ssrGetFinalLocale } from '../../utils/localeUtil'
+import type { GameDataResponse } from '../../types/api/gameData'
 
 export default defineEventHandler(async event => {
   const url = getRequestURL(event)
@@ -59,9 +59,9 @@ export default defineEventHandler(async event => {
       lang_code: langCode,
     }
 
-    const response = await $fetch(apiUrl, {
+    const response = (await $fetch(apiUrl, {
       query: queryParams,
-    })
+    })) as GameDataResponse | null
 
     const gaId = (response as any).value?.ga_code
 
@@ -70,11 +70,8 @@ export default defineEventHandler(async event => {
       event.context.googleAnalyticsId = gaId
     }
 
-    // 타입 단언을 사용하여 response의 타입 오류를 해결
-    const res = response as { code?: number; value?: unknown }
-
-    if (res?.code === 0 && res && typeof res === 'object' && 'value' in res) {
-      event.context.gameData = res.value
+    if (response?.code === 0 && 'value' in response) {
+      event.context.gameData = response.value
     }
   } catch (error) {
     console.error('gameData load error:', error)
diff --git a/layers/templates/GrGallery01/index.vue b/layers/templates/GrGallery01/index.vue
index 3c98fda..84a4ea3 100644
--- a/layers/templates/GrGallery01/index.vue
+++ b/layers/templates/GrGallery01/index.vue
@@ -27,7 +27,7 @@ const videoPlayData = computed(() =>
       <WidgetsMainTitle
         v-if="mainTitleData"
         :resources-data="mainTitleData"
-        class="main-title"
+        class="title-sm"
       />
       <BlocksSlideThumbnail
         :slide-item-list="slideThumbnailData"
@@ -36,11 +36,3 @@ const videoPlayData = computed(() =>
     </div>
   </section>
 </template>
-
-<style scoped>
-.main-title {
-  @apply text-center text-[16px] font-medium leading-[24px] tracking-[-0.48px] md:text-[24px] md:leading-[34px] md:tracking-[-0.72px];
-  text-shadow: 0 2px 2px rgba(0, 0, 0, 0.6);
-  font-family: 'Spoqa Han Sans Neo', sans-serif;
-}
-</style>
diff --git a/layers/templates/GrVisual01/index.vue b/layers/templates/GrVisual01/index.vue
index 80da649..06465c7 100644
--- a/layers/templates/GrVisual01/index.vue
+++ b/layers/templates/GrVisual01/index.vue
@@ -30,7 +30,7 @@ const buttonListData = computed(() =>
     <WidgetsBackground
       v-if="backgroundData"
       :resources-data="backgroundData"
-      :gradient="true"
+      gradient="h-[342px] bg-[linear-gradient(180deg,rgba(16,13,15,0)_0%,#100D0F_90%)] md:h-[720px]"
     />
     <div class="section-content">
       <WidgetsMainTitle
diff --git a/layers/templates/GrVisual03/index.vue b/layers/templates/GrVisual03/index.vue
index a936f62..fe83c97 100644
--- a/layers/templates/GrVisual03/index.vue
+++ b/layers/templates/GrVisual03/index.vue
@@ -30,23 +30,21 @@ const props = defineProps<Props>()
           v-if="hasComponentGroup(item, 'background')"
           :resources-data="getComponentGroup(item, 'background')"
         />
-        <div
-          class="relative h-full flex flex-col items-center justify-center gap-[14px] text-center md:gap-5"
-        >
+        <div class="section-content">
           <WidgetsSubTitle
             v-if="hasComponentGroup(item, 'subTitle')"
             :resources-data="getComponentGroup(item, 'subTitle')"
-            class="line-clamp-2 text-[16px] font-[500] leading-[24px] md:line-clamp-1 md:text-[24px] md:leading-[34px]"
+            class="title-sm"
           />
           <WidgetsMainTitle
             v-if="hasComponentGroup(item, 'mainTitle')"
             :resources-data="getComponentGroup(item, 'mainTitle')"
-            class="line-clamp-3 text-[24px] font-[700] leading-[34px] md:text-[50px] md:leading-[70px]"
+            class="title-lg"
           />
           <WidgetsDescription
             v-if="hasComponentGroup(item, 'description')"
             :resources-data="getComponentGroup(item, 'description')"
-            class="line-clamp-3 text-[15px] font-[400] leading-[24px] md:text-[20px] md:leading-[30px]"
+            class="description-lg"
           />
           <WidgetsButtonList
             v-if="hasComponentGroup(item, 'buttonList')"