diff --git a/app/components/RecommendArticlesSection.vue b/app/components/RecommendArticlesSection.vue
index 0c1cabe..3f7a760 100644
--- a/app/components/RecommendArticlesSection.vue
+++ b/app/components/RecommendArticlesSection.vue
@@ -36,7 +36,7 @@
           </NuxtLink>
           <div class="p-5">
             <div class="text-xs text-gray-500 mb-2">
-              {{ formatDate(item.publishTime || item.createTime) }}
+              {{ formatDate(item.publishTime) }}
               <span v-if="item.categoryName" class="ml-2" :style="{ color: accentColor }">{{ item.categoryName }}</span>
             </div>
             <h3 class="text-lg font-semibold mb-2 line-clamp-2 hover:text-blue-600 transition-colors" :style="{ color: titleColor }">
diff --git a/app/composables/useModuleRoute.ts b/app/composables/useModuleRoute.ts
index 144e207..abca077 100644
--- a/app/composables/useModuleRoute.ts
+++ b/app/composables/useModuleRoute.ts
@@ -68,7 +68,10 @@ function injectDetailSeo(
     const keywords = Array.isArray(d?.tags)
       ? d.tags.join(',')
       : (typeof d?.tags === 'string' ? d.tags : undefined)
-    const publishedTime = d?.publishTime || d?.createTime || undefined
+    // SEO 的 datePublished 用发布时间（运营可见的对外时间）。
+    // 不回退 createTime：那是系统记录时间，与页面上展示的发布时间不一致时
+    // 会让结构化数据与实际内容对不上（createTime 不对外展示，见 ADR 0016）。
+    const publishedTime = d?.publishTime || undefined
     const modifiedTime = d?.updateTime || undefined
 
     const origin = getOriginForSeo()
diff --git a/app/templates/template-01/pages/CaseDetail.vue b/app/templates/template-01/pages/CaseDetail.vue
index 4191fe5..a8aabdf 100644
--- a/app/templates/template-01/pages/CaseDetail.vue
+++ b/app/templates/template-01/pages/CaseDetail.vue
@@ -12,7 +12,7 @@
           <span v-if="caseItem.clientName" class="px-3 py-1 bg-blue-50 text-blue-600 rounded-full">
             {{ caseItem.clientName }}
           </span>
-          <span v-if="caseItem.projectTime">项目时间：{{ caseItem.projectTime }}</span>
+          <span v-if="caseItem.publishTime">发布时间：{{ formatDate(caseItem.publishTime) }}</span>
           <span v-if="caseItem.categoryName">行业：{{ caseItem.categoryName }}</span>
         </div>
 
@@ -41,6 +41,7 @@
 </template>
 
 <script setup lang="ts">
+import dayjs from 'dayjs'
 import type { CaseItem } from '~/types'
 
 /**
@@ -53,4 +54,9 @@ const { fileUrl } = useFileUrl()
 const { data: caseItem } = await useFetch<CaseItem | null>(`/api/case/detail?id=${id}`, {
   key: `case-${id}`
 })
+
+function formatDate(date?: string) {
+  if (!date) return ''
+  return dayjs(date).format('YYYY-MM-DD')
+}
 </script>
diff --git a/app/templates/template-01/pages/NewsDetail.vue b/app/templates/template-01/pages/NewsDetail.vue
index 230e67b..15d4974 100644
--- a/app/templates/template-01/pages/NewsDetail.vue
+++ b/app/templates/template-01/pages/NewsDetail.vue
@@ -14,7 +14,7 @@
           <span v-if="article.categoryName" class="px-3 py-1 bg-blue-50 text-blue-600 rounded-full">
             {{ article.categoryName }}
           </span>
-          <span>发布时间：{{ formatDate(article.publishTime || article.createTime) }}</span>
+          <span>发布时间：{{ formatDate(article.publishTime) }}</span>
           <span v-if="article.author">作者：{{ article.author }}</span>
         </div>
 
diff --git a/app/templates/template-01/pages/NewsList.vue b/app/templates/template-01/pages/NewsList.vue
index 22f91f4..dc433eb 100644
--- a/app/templates/template-01/pages/NewsList.vue
+++ b/app/templates/template-01/pages/NewsList.vue
@@ -33,7 +33,7 @@
             </NuxtLink>
             <div class="p-5">
               <div class="text-xs text-gray-500 mb-2">
-                {{ formatDate(item.publishTime || item.createTime) }}
+                {{ formatDate(item.publishTime) }}
                 <span v-if="item.categoryName" class="ml-2 text-blue-600">{{ item.categoryName }}</span>
               </div>
               <h2 class="text-lg font-semibold text-gray-900 mb-2 line-clamp-2 hover:text-blue-600 transition-colors">
diff --git a/app/templates/template-02/pages/CaseDetail.vue b/app/templates/template-02/pages/CaseDetail.vue
index 5a37e14..8fc498e 100644
--- a/app/templates/template-02/pages/CaseDetail.vue
+++ b/app/templates/template-02/pages/CaseDetail.vue
@@ -12,7 +12,7 @@
           <span v-if="caseItem.clientName" class="px-3 py-1 bg-[var(--t2-primary-light)] text-[var(--t2-primary)] rounded-full">
             {{ caseItem.clientName }}
           </span>
-          <span v-if="caseItem.projectTime">项目时间：{{ caseItem.projectTime }}</span>
+          <span v-if="caseItem.publishTime">发布时间：{{ formatDate(caseItem.publishTime) }}</span>
           <span v-if="caseItem.categoryName">行业：{{ caseItem.categoryName }}</span>
         </div>
 
@@ -41,6 +41,7 @@
 </template>
 
 <script setup lang="ts">
+import dayjs from 'dayjs'
 import type { CaseItem } from '~/types'
 
 /**
@@ -53,4 +54,9 @@ const { fileUrl } = useFileUrl()
 const { data: caseItem } = await useFetch<CaseItem | null>(`/api/case/detail?id=${id}`, {
   key: `case-${id}`
 })
+
+function formatDate(date?: string) {
+  if (!date) return ''
+  return dayjs(date).format('YYYY-MM-DD')
+}
 </script>
diff --git a/app/templates/template-02/pages/Home.vue b/app/templates/template-02/pages/Home.vue
index 1a13e22..ad60b2b 100644
--- a/app/templates/template-02/pages/Home.vue
+++ b/app/templates/template-02/pages/Home.vue
@@ -41,7 +41,7 @@
             </NuxtLink>
             <div class="p-5">
               <div class="text-xs text-gray-500 mb-2">
-                {{ formatDate(item.publishTime || item.createTime) }}
+                {{ formatDate(item.publishTime) }}
                 <span v-if="item.categoryName" class="ml-2 text-[var(--t2-primary)]">{{ item.categoryName }}</span>
               </div>
               <h3 class="text-lg font-semibold text-gray-900 mb-2 line-clamp-2 hover:text-[var(--t2-primary)] transition-colors">
diff --git a/app/templates/template-02/pages/NewsDetail.vue b/app/templates/template-02/pages/NewsDetail.vue
index 58f2194..0d24255 100644
--- a/app/templates/template-02/pages/NewsDetail.vue
+++ b/app/templates/template-02/pages/NewsDetail.vue
@@ -14,7 +14,7 @@
           <span v-if="article.categoryName" class="px-3 py-1 bg-[var(--t2-primary-light)] text-[var(--t2-primary)] rounded-full">
             {{ article.categoryName }}
           </span>
-          <span>发布时间：{{ formatDate(article.publishTime || article.createTime) }}</span>
+          <span>发布时间：{{ formatDate(article.publishTime) }}</span>
           <span v-if="article.author">作者：{{ article.author }}</span>
         </div>
 
diff --git a/app/templates/template-02/pages/NewsList.vue b/app/templates/template-02/pages/NewsList.vue
index 96406b1..9b09cde 100644
--- a/app/templates/template-02/pages/NewsList.vue
+++ b/app/templates/template-02/pages/NewsList.vue
@@ -33,7 +33,7 @@
             </NuxtLink>
             <div class="p-5">
               <div class="text-xs text-gray-500 mb-2">
-                {{ formatDate(item.publishTime || item.createTime) }}
+                {{ formatDate(item.publishTime) }}
                 <span v-if="item.categoryName" class="ml-2 text-[var(--t2-primary)]">{{ item.categoryName }}</span>
               </div>
               <h2 class="text-lg font-semibold text-gray-900 mb-2 line-clamp-2 hover:text-[var(--t2-primary)] transition-colors">
diff --git a/app/templates/template-03/pages/CaseDetail.vue b/app/templates/template-03/pages/CaseDetail.vue
index 8e74dc8..1b59777 100644
--- a/app/templates/template-03/pages/CaseDetail.vue
+++ b/app/templates/template-03/pages/CaseDetail.vue
@@ -12,7 +12,7 @@
           <span v-if="caseItem.clientName" class="px-3 py-1 bg-[#f0e6d8] text-[#8b6f47] rounded-full">
             {{ caseItem.clientName }}
           </span>
-          <span v-if="caseItem.projectTime">项目时间：{{ caseItem.projectTime }}</span>
+          <span v-if="caseItem.publishTime">发布时间：{{ formatDate(caseItem.publishTime) }}</span>
           <span v-if="caseItem.categoryName">行业：{{ caseItem.categoryName }}</span>
         </div>
 
@@ -41,6 +41,7 @@
 </template>
 
 <script setup lang="ts">
+import dayjs from 'dayjs'
 import type { CaseItem } from '~/types'
 
 /**
@@ -53,4 +54,9 @@ const { fileUrl } = useFileUrl()
 const { data: caseItem } = await useFetch<CaseItem | null>(`/api/case/detail?id=${id}`, {
   key: `case-${id}`
 })
+
+function formatDate(date?: string) {
+  if (!date) return ''
+  return dayjs(date).format('YYYY-MM-DD')
+}
 </script>
diff --git a/app/templates/template-03/pages/Home.vue b/app/templates/template-03/pages/Home.vue
index 4fc3c82..fb43576 100644
--- a/app/templates/template-03/pages/Home.vue
+++ b/app/templates/template-03/pages/Home.vue
@@ -42,7 +42,7 @@
             </NuxtLink>
             <div class="p-5">
               <div class="text-xs text-gray-500 mb-2">
-                {{ formatDate(item.publishTime || item.createTime) }}
+                {{ formatDate(item.publishTime) }}
                 <span v-if="item.categoryName" class="ml-2 text-[#8b6f47]">{{ item.categoryName }}</span>
               </div>
               <h3 class="text-lg font-semibold text-gray-900 mb-2 line-clamp-2 hover:text-[#8b6f47] transition-colors">
diff --git a/app/templates/template-03/pages/NewsDetail.vue b/app/templates/template-03/pages/NewsDetail.vue
index 5cbc50f..234e19e 100644
--- a/app/templates/template-03/pages/NewsDetail.vue
+++ b/app/templates/template-03/pages/NewsDetail.vue
@@ -14,7 +14,7 @@
           <span v-if="article.categoryName" class="px-3 py-1 bg-[#f0e6d8] text-[#8b6f47] rounded-full">
             {{ article.categoryName }}
           </span>
-          <span>发布时间：{{ formatDate(article.publishTime || article.createTime) }}</span>
+          <span>发布时间：{{ formatDate(article.publishTime) }}</span>
           <span v-if="article.author">作者：{{ article.author }}</span>
         </div>
 
diff --git a/app/templates/template-03/pages/NewsList.vue b/app/templates/template-03/pages/NewsList.vue
index b37fb36..24af7bb 100644
--- a/app/templates/template-03/pages/NewsList.vue
+++ b/app/templates/template-03/pages/NewsList.vue
@@ -34,7 +34,7 @@
             </NuxtLink>
             <div class="p-5">
               <div class="text-xs text-[#8a7d6b] mb-2">
-                {{ formatDate(item.publishTime || item.createTime) }}
+                {{ formatDate(item.publishTime) }}
                 <span v-if="item.categoryName" class="ml-2 text-[#8b6f47]">{{ item.categoryName }}</span>
               </div>
               <h2 class="text-lg font-semibold text-[#4a3f35] mb-2 line-clamp-2 hover:text-[#8b6f47] transition-colors">
diff --git a/app/templates/template-04/pages/CaseDetail.vue b/app/templates/template-04/pages/CaseDetail.vue
index a7034fd..a4c54a0 100644
--- a/app/templates/template-04/pages/CaseDetail.vue
+++ b/app/templates/template-04/pages/CaseDetail.vue
@@ -12,7 +12,7 @@
           <span v-if="caseItem.clientName" class="px-3 py-1 bg-[#2e2a1c] text-[#d4af37] rounded-full">
             {{ caseItem.clientName }}
           </span>
-          <span v-if="caseItem.projectTime">项目时间：{{ caseItem.projectTime }}</span>
+          <span v-if="caseItem.publishTime">发布时间：{{ formatDate(caseItem.publishTime) }}</span>
           <span v-if="caseItem.categoryName">行业：{{ caseItem.categoryName }}</span>
         </div>
 
@@ -43,6 +43,7 @@
 </template>
 
 <script setup lang="ts">
+import dayjs from 'dayjs'
 import type { CaseItem } from '~/types'
 
 /**
@@ -55,6 +56,11 @@ const { fileUrl } = useFileUrl()
 const { data: caseItem } = await useFetch<CaseItem | null>(`/api/case/detail?id=${id}`, {
   key: `case-${id}`
 })
+
+function formatDate(date?: string) {
+  if (!date) return ''
+  return dayjs(date).format('YYYY-MM-DD')
+}
 </script>
 
 <style scoped>
diff --git a/app/templates/template-04/pages/Home.vue b/app/templates/template-04/pages/Home.vue
index ff8d19e..791aa5d 100644
--- a/app/templates/template-04/pages/Home.vue
+++ b/app/templates/template-04/pages/Home.vue
@@ -48,7 +48,7 @@
             </NuxtLink>
             <div class="p-5">
               <div class="text-xs text-[#a0a0a0] mb-2">
-                {{ formatDate(item.publishTime || item.createTime) }}
+                {{ formatDate(item.publishTime) }}
                 <span v-if="item.categoryName" class="ml-2 text-[#d4af37]">{{ item.categoryName }}</span>
               </div>
               <h3 class="text-lg font-semibold text-white mb-2 line-clamp-2 group-hover:text-[#d4af37] transition-colors">
diff --git a/app/templates/template-04/pages/NewsDetail.vue b/app/templates/template-04/pages/NewsDetail.vue
index 79e471d..f219b9c 100644
--- a/app/templates/template-04/pages/NewsDetail.vue
+++ b/app/templates/template-04/pages/NewsDetail.vue
@@ -14,7 +14,7 @@
           <span v-if="article.categoryName" class="px-3 py-1 bg-[#2e2a1c] text-[#d4af37] rounded-full">
             {{ article.categoryName }}
           </span>
-          <span>发布时间：{{ formatDate(article.publishTime || article.createTime) }}</span>
+          <span>发布时间：{{ formatDate(article.publishTime) }}</span>
           <span v-if="article.author">作者：{{ article.author }}</span>
         </div>
 
diff --git a/app/templates/template-04/pages/NewsList.vue b/app/templates/template-04/pages/NewsList.vue
index e9183db..79db47a 100644
--- a/app/templates/template-04/pages/NewsList.vue
+++ b/app/templates/template-04/pages/NewsList.vue
@@ -34,7 +34,7 @@
             </NuxtLink>
             <div class="p-5">
               <div class="text-xs text-[#a89f8f] mb-2">
-                {{ formatDate(item.publishTime || item.createTime) }}
+                {{ formatDate(item.publishTime) }}
                 <span v-if="item.categoryName" class="ml-2 text-[#d4af37]">{{ item.categoryName }}</span>
               </div>
               <h2 class="text-lg font-semibold text-[#f5f0e6] mb-2 line-clamp-2 hover:text-[#d4af37] transition-colors">
diff --git a/app/templates/template-05/pages/CaseDetail.vue b/app/templates/template-05/pages/CaseDetail.vue
index 166033d..eeddbbe 100644
--- a/app/templates/template-05/pages/CaseDetail.vue
+++ b/app/templates/template-05/pages/CaseDetail.vue
@@ -12,7 +12,7 @@
           <span v-if="caseItem.clientName" class="px-3 py-1 bg-[#FFF1E6] text-[#E5472E] rounded-full">
             {{ caseItem.clientName }}
           </span>
-          <span v-if="caseItem.projectTime">项目时间：{{ caseItem.projectTime }}</span>
+          <span v-if="caseItem.publishTime">发布时间：{{ formatDate(caseItem.publishTime) }}</span>
           <span v-if="caseItem.categoryName">行业：{{ caseItem.categoryName }}</span>
         </div>
 
@@ -41,6 +41,7 @@
 </template>
 
 <script setup lang="ts">
+import dayjs from 'dayjs'
 import type { CaseItem } from '~/types'
 
 /**
@@ -53,4 +54,9 @@ const { fileUrl } = useFileUrl()
 const { data: caseItem } = await useFetch<CaseItem | null>(`/api/case/detail?id=${id}`, {
   key: `case-${id}`
 })
+
+function formatDate(date?: string) {
+  if (!date) return ''
+  return dayjs(date).format('YYYY-MM-DD')
+}
 </script>
diff --git a/app/templates/template-05/pages/Home.vue b/app/templates/template-05/pages/Home.vue
index 7a88335..0d1b3b9 100644
--- a/app/templates/template-05/pages/Home.vue
+++ b/app/templates/template-05/pages/Home.vue
@@ -144,7 +144,7 @@
             </NuxtLink>
             <div class="p-5">
               <div class="text-xs text-[#8A7B6B] mb-2">
-                {{ formatDate(item.publishTime || item.createTime) }}
+                {{ formatDate(item.publishTime) }}
                 <span v-if="item.categoryName" class="ml-2 text-[#E5472E]">{{ item.categoryName }}</span>
               </div>
               <h3 class="text-lg font-semibold text-[#33291F] mb-2 line-clamp-2 hover:text-[#E5472E] transition-colors">
diff --git a/app/templates/template-05/pages/NewsDetail.vue b/app/templates/template-05/pages/NewsDetail.vue
index 2c42338..00d31a9 100644
--- a/app/templates/template-05/pages/NewsDetail.vue
+++ b/app/templates/template-05/pages/NewsDetail.vue
@@ -14,7 +14,7 @@
           <span v-if="article.categoryName" class="px-3 py-1 bg-[#FFF1E6] text-[#E5472E] rounded-full">
             {{ article.categoryName }}
           </span>
-          <span>发布时间：{{ formatDate(article.publishTime || article.createTime) }}</span>
+          <span>发布时间：{{ formatDate(article.publishTime) }}</span>
           <span v-if="article.author">作者：{{ article.author }}</span>
         </div>
 
diff --git a/app/templates/template-05/pages/NewsList.vue b/app/templates/template-05/pages/NewsList.vue
index 6153dcf..481519c 100644
--- a/app/templates/template-05/pages/NewsList.vue
+++ b/app/templates/template-05/pages/NewsList.vue
@@ -34,7 +34,7 @@
             </NuxtLink>
             <div class="p-5">
               <div class="text-xs text-[#8A7B6B] mb-2">
-                {{ formatDate(item.publishTime || item.createTime) }}
+                {{ formatDate(item.publishTime) }}
                 <span v-if="item.categoryName" class="ml-2 text-[#E5472E]">{{ item.categoryName }}</span>
               </div>
               <h2 class="text-lg font-semibold text-[#33291F] mb-2 line-clamp-2 hover:text-[#E5472E] transition-colors">
diff --git a/app/templates/template-06/pages/CaseDetail.vue b/app/templates/template-06/pages/CaseDetail.vue
index 398dd90..d40508f 100644
--- a/app/templates/template-06/pages/CaseDetail.vue
+++ b/app/templates/template-06/pages/CaseDetail.vue
@@ -6,7 +6,7 @@
         <h1 class="text-3xl sm:text-4xl font-bold text-[#1E2A47] mb-4">{{ caseItem.title }}</h1>
         <div class="flex flex-wrap items-center gap-4 text-sm text-[#666666] mb-8 pb-8 border-b border-[#E5E7EB]">
           <span v-if="caseItem.clientName" class="px-3 py-1 bg-[#FDECEC] text-[#CF1313] rounded-full">{{ caseItem.clientName }}</span>
-          <span v-if="caseItem.projectTime">项目时间：{{ caseItem.projectTime }}</span>
+          <span v-if="caseItem.publishTime">发布时间：{{ formatDate(caseItem.publishTime) }}</span>
           <span v-if="caseItem.categoryName">行业：{{ caseItem.categoryName }}</span>
         </div>
         <div v-if="caseItem.cover" class="rounded-2xl overflow-hidden mb-10 bg-[#F4F6FA] flex items-center justify-center">
@@ -26,11 +26,17 @@
 </template>
 
 <script setup lang="ts">
+import dayjs from 'dayjs'
 import type { CaseItem } from '~/types'
 const route = useRoute()
 const id = route.params.id as string
 const { fileUrl } = useFileUrl()
 const { data: caseItem } = await useFetch<CaseItem | null>(`/api/case/detail?id=${id}`, { key: `case-${id}` })
+
+function formatDate(date?: string) {
+  if (!date) return ''
+  return dayjs(date).format('YYYY-MM-DD')
+}
 </script>
 
 <style scoped>
diff --git a/app/templates/template-06/pages/Home.vue b/app/templates/template-06/pages/Home.vue
index c0d18f7..27881dd 100644
--- a/app/templates/template-06/pages/Home.vue
+++ b/app/templates/template-06/pages/Home.vue
@@ -80,7 +80,7 @@
               </div>
             </NuxtLink>
             <div class="p-5">
-              <div class="text-xs text-[#666666] mb-2">{{ formatDate(item.publishTime || item.createTime) }}<span v-if="item.categoryName" class="ml-2 text-[#CF1313]">{{ item.categoryName }}</span></div>
+              <div class="text-xs text-[#666666] mb-2">{{ formatDate(item.publishTime) }}<span v-if="item.categoryName" class="ml-2 text-[#CF1313]">{{ item.categoryName }}</span></div>
               <h3 class="text-lg font-semibold text-[#1E2A47] mb-2 line-clamp-2 hover:text-[#CF1313] transition-colors"><NuxtLink :to="`/article/${item.id || item.articleId}`">{{ item.title }}</NuxtLink></h3>
               <p class="text-sm text-[#666666] line-clamp-3">{{ stripHtml(item.summary) }}</p>
             </div>
diff --git a/app/templates/template-06/pages/NewsDetail.vue b/app/templates/template-06/pages/NewsDetail.vue
index 11ef8d4..7cfa3b3 100644
--- a/app/templates/template-06/pages/NewsDetail.vue
+++ b/app/templates/template-06/pages/NewsDetail.vue
@@ -6,7 +6,7 @@
         <h1 class="text-3xl sm:text-4xl font-bold text-[#1E2A47] mb-4">{{ article.title }}</h1>
         <div class="flex flex-wrap items-center gap-4 text-sm text-[#666666] mb-8 pb-8 border-b border-[#E5E7EB]">
           <span v-if="article.categoryName" class="px-3 py-1 bg-[#FDECEC] text-[#CF1313] rounded-full">{{ article.categoryName }}</span>
-          <span>发布时间：{{ formatDate(article.publishTime || article.createTime) }}</span>
+          <span>发布时间：{{ formatDate(article.publishTime) }}</span>
           <span v-if="article.author">作者：{{ article.author }}</span>
         </div>
         <div v-if="article.image || article.cover" class="rounded-2xl overflow-hidden mb-10 bg-[#F4F6FA] flex items-center justify-center">
diff --git a/app/templates/template-06/pages/NewsList.vue b/app/templates/template-06/pages/NewsList.vue
index fd62bb0..2ca0e4a 100644
--- a/app/templates/template-06/pages/NewsList.vue
+++ b/app/templates/template-06/pages/NewsList.vue
@@ -28,7 +28,7 @@
             </NuxtLink>
             <div class="p-5">
               <div class="flex items-center gap-3 text-xs text-[#666666] mb-2">
-                <span>{{ formatDate(item.publishTime || item.createTime) }}</span>
+                <span>{{ formatDate(item.publishTime) }}</span>
                 <span v-if="item.categoryName" class="px-2 py-0.5 rounded-full bg-[#FDECEC] text-[#CF1313]">{{ item.categoryName }}</span>
               </div>
               <h2 class="text-lg font-semibold text-[#1E2A47] mb-2 line-clamp-2 hover:text-[#CF1313] transition-colors"><NuxtLink :to="`/article/${item.id || item.articleId}`">{{ item.title }}</NuxtLink></h2>
diff --git a/app/templates/template-08/pages/CaseDetail.vue b/app/templates/template-08/pages/CaseDetail.vue
index 839a579..1e34f3b 100644
--- a/app/templates/template-08/pages/CaseDetail.vue
+++ b/app/templates/template-08/pages/CaseDetail.vue
@@ -12,7 +12,7 @@
           <span v-if="caseItem.clientName" class="px-3 py-1 bg-[var(--t8-primary-soft)] text-[var(--t8-primary)] rounded-full">
             {{ caseItem.clientName }}
           </span>
-          <span v-if="caseItem.projectTime">项目时间：{{ caseItem.projectTime }}</span>
+          <span v-if="caseItem.publishTime">发布时间：{{ formatDate(caseItem.publishTime) }}</span>
           <span v-if="caseItem.categoryName">行业：{{ caseItem.categoryName }}</span>
         </div>
 
@@ -41,6 +41,7 @@
 </template>
 
 <script setup lang="ts">
+import dayjs from 'dayjs'
 import type { CaseItem } from '~/types'
 
 /**
@@ -53,4 +54,9 @@ const { fileUrl } = useFileUrl()
 const { data: caseItem } = await useFetch<CaseItem | null>(`/api/case/detail?id=${id}`, {
   key: `case-${id}`
 })
+
+function formatDate(date?: string) {
+  if (!date) return ''
+  return dayjs(date).format('YYYY-MM-DD')
+}
 </script>
diff --git a/app/templates/template-08/pages/Home.vue b/app/templates/template-08/pages/Home.vue
index a0dfda3..3dd8571 100644
--- a/app/templates/template-08/pages/Home.vue
+++ b/app/templates/template-08/pages/Home.vue
@@ -27,7 +27,7 @@
                   class="flex items-start justify-between gap-3 px-5 py-3 hover:bg-[var(--t8-primary-soft)] transition-colors group"
                 >
                   <span class="text-[var(--t8-text)] group-hover:text-[var(--t8-primary)] transition-colors truncate min-w-0">{{ item.title }}</span>
-                  <span class="text-xs text-[var(--t8-muted)] flex-shrink-0 pt-0.5">{{ formatDate(item.publishTime || item.createTime) }}</span>
+                  <span class="text-xs text-[var(--t8-muted)] flex-shrink-0 pt-0.5">{{ formatDate(item.publishTime) }}</span>
                 </NuxtLink>
               </li>
               <li
@@ -91,7 +91,7 @@
                   <div v-else class="w-16 h-16 bg-[var(--t8-primary-soft)] rounded flex-shrink-0 flex items-center justify-center text-[var(--t8-muted)] text-xs">无图</div>
                   <div class="min-w-0 flex-1">
                     <p class="text-[var(--t8-text)] group-hover:text-[var(--t8-primary)] transition-colors truncate">{{ item.title }}</p>
-                    <span class="text-xs text-[var(--t8-muted)]">{{ formatDate(item.publishTime || item.createTime) }}</span>
+                    <span class="text-xs text-[var(--t8-muted)]">{{ formatDate(item.publishTime) }}</span>
                   </div>
                 </NuxtLink>
               </li>
diff --git a/app/templates/template-08/pages/NewsDetail.vue b/app/templates/template-08/pages/NewsDetail.vue
index 24c5ca8..7778b00 100644
--- a/app/templates/template-08/pages/NewsDetail.vue
+++ b/app/templates/template-08/pages/NewsDetail.vue
@@ -14,7 +14,7 @@
           <span v-if="article.categoryName" class="px-3 py-1 bg-[var(--t8-primary-soft)] text-[var(--t8-primary)] rounded-full">
             {{ article.categoryName }}
           </span>
-          <span>发布时间：{{ formatDate(article.publishTime || article.createTime) }}</span>
+          <span>发布时间：{{ formatDate(article.publishTime) }}</span>
           <span v-if="article.author">作者：{{ article.author }}</span>
         </div>
 
diff --git a/app/templates/template-08/pages/NewsList.vue b/app/templates/template-08/pages/NewsList.vue
index 19c9441..7bbee70 100644
--- a/app/templates/template-08/pages/NewsList.vue
+++ b/app/templates/template-08/pages/NewsList.vue
@@ -34,7 +34,7 @@
             </NuxtLink>
             <div class="p-5">
               <div class="text-xs text-[var(--t8-text-secondary)] mb-2">
-                {{ formatDate(item.publishTime || item.createTime) }}
+                {{ formatDate(item.publishTime) }}
                 <span v-if="item.categoryName" class="ml-2 text-[var(--t8-primary)]">{{ item.categoryName }}</span>
               </div>
               <h2 class="text-lg font-semibold text-[var(--t8-text)] mb-2 line-clamp-2 hover:text-[var(--t8-primary)] transition-colors">
diff --git a/app/templates/template-09/pages/CaseDetail.vue b/app/templates/template-09/pages/CaseDetail.vue
index 0ef2895..1eb7c1f 100644
--- a/app/templates/template-09/pages/CaseDetail.vue
+++ b/app/templates/template-09/pages/CaseDetail.vue
@@ -12,7 +12,7 @@
           <span v-if="caseItem.clientName" class="px-3 py-1 bg-[var(--t9-primary-soft)] text-[var(--t9-primary)] rounded-full">
             {{ caseItem.clientName }}
           </span>
-          <span v-if="caseItem.projectTime">项目时间：{{ caseItem.projectTime }}</span>
+          <span v-if="caseItem.publishTime">发布时间：{{ formatDate(caseItem.publishTime) }}</span>
           <span v-if="caseItem.categoryName">行业：{{ caseItem.categoryName }}</span>
         </div>
 
@@ -41,6 +41,7 @@
 </template>
 
 <script setup lang="ts">
+import dayjs from 'dayjs'
 import type { CaseItem } from '~/types'
 
 /**
@@ -53,4 +54,9 @@ const { fileUrl } = useFileUrl()
 const { data: caseItem } = await useFetch<CaseItem | null>(`/api/case/detail?id=${id}`, {
   key: `case-${id}`
 })
+
+function formatDate(date?: string) {
+  if (!date) return ''
+  return dayjs(date).format('YYYY-MM-DD')
+}
 </script>
diff --git a/app/templates/template-09/pages/Home.vue b/app/templates/template-09/pages/Home.vue
index ab91861..fb50ca0 100644
--- a/app/templates/template-09/pages/Home.vue
+++ b/app/templates/template-09/pages/Home.vue
@@ -70,7 +70,7 @@
                     style="color: var(--t9-muted)"
                   >{{ featuredNews.title }}</h3>
                   <span class="text-sm flex-shrink-0" style="color: var(--t9-muted)">
-                    {{ formatDate(featuredNews.publishTime || featuredNews.createTime) }}
+                    {{ formatDate(featuredNews.publishTime) }}
                   </span>
                 </div>
                 <p class="mt-3 text-sm leading-7 t9-clamp-3" style="color: var(--t9-muted)">
@@ -100,7 +100,7 @@
                   >{{ item.title }}</span>
                 </span>
                 <span class="text-sm flex-shrink-0" style="color: var(--t9-muted)">
-                  {{ formatDate(item.publishTime || item.createTime) }}
+                  {{ formatDate(item.publishTime) }}
                 </span>
               </NuxtLink>
             </li>
diff --git a/app/templates/template-09/pages/NewsDetail.vue b/app/templates/template-09/pages/NewsDetail.vue
index 96e3e74..511c384 100644
--- a/app/templates/template-09/pages/NewsDetail.vue
+++ b/app/templates/template-09/pages/NewsDetail.vue
@@ -21,7 +21,7 @@
           class="flex flex-wrap items-center justify-center gap-5 text-sm mt-5 pb-5 border-b"
           style="color: var(--t9-muted); border-color: var(--t9-border)"
         >
-          <span>{{ formatDate(article.publishTime || article.createTime) }}</span>
+          <span>{{ formatDate(article.publishTime) }}</span>
           <span v-if="article.author">作者：{{ article.author }}</span>
           <span v-if="article.source">来源：{{ article.source }}</span>
           <span v-if="article.categoryName" style="color: var(--t9-primary)">{{ article.categoryName }}</span>
diff --git a/app/templates/template-09/pages/NewsList.vue b/app/templates/template-09/pages/NewsList.vue
index d564cf1..6a7724f 100644
--- a/app/templates/template-09/pages/NewsList.vue
+++ b/app/templates/template-09/pages/NewsList.vue
@@ -42,7 +42,7 @@
                   {{ stripHtml(item.summary || item.content || '') }}
                 </p>
                 <div class="mt-3 flex items-center gap-4 text-xs" style="color: var(--t9-muted)">
-                  <span>{{ formatDate(item.publishTime || item.createTime) }}</span>
+                  <span>{{ formatDate(item.publishTime) }}</span>
                   <span v-if="item.categoryName" style="color: var(--t9-primary)">{{ item.categoryName }}</span>
                 </div>
               </div>
diff --git a/app/templates/template-10/pages/Home.vue b/app/templates/template-10/pages/Home.vue
index 17283c0..8e82973 100644
--- a/app/templates/template-10/pages/Home.vue
+++ b/app/templates/template-10/pages/Home.vue
@@ -219,7 +219,7 @@
               <p class="text-sm text-[var(--t10-muted-2)] t10-clamp-2 mb-4">
                 {{ summaryOf(item) }}
               </p>
-              <span class="text-xs text-[var(--t10-muted)]">{{ formatDate(item.publishTime || item.createTime) }}</span>
+              <span class="text-xs text-[var(--t10-muted)]">{{ formatDate(item.publishTime) }}</span>
             </div>
           </NuxtLink>
         </div>
diff --git a/app/templates/template-10/pages/NewsDetail.vue b/app/templates/template-10/pages/NewsDetail.vue
index 69bfb84..e03a5be 100644
--- a/app/templates/template-10/pages/NewsDetail.vue
+++ b/app/templates/template-10/pages/NewsDetail.vue
@@ -37,8 +37,8 @@
               {{ article.title }}
             </h1>
             <div class="flex flex-wrap items-center gap-4 text-sm text-[var(--t10-muted-2)] mb-8 pb-6 border-b border-[var(--t10-border)]">
-              <span v-if="article.publishTime || article.createTime">
-                发布时间：{{ formatDate(article.publishTime || article.createTime) }}
+              <span v-if="article.publishTime">
+                发布时间：{{ formatDate(article.publishTime) }}
               </span>
               <span v-if="article.author">作者：{{ article.author }}</span>
               <span v-if="article.source">来源：{{ article.source }}</span>
diff --git a/app/templates/template-10/pages/NewsList.vue b/app/templates/template-10/pages/NewsList.vue
index efb52a7..f629fed 100644
--- a/app/templates/template-10/pages/NewsList.vue
+++ b/app/templates/template-10/pages/NewsList.vue
@@ -71,7 +71,7 @@
             <p class="text-sm text-[var(--t10-muted-2)] t10-clamp-2 mb-4 min-h-[40px]">
               {{ summaryOf(item) }}
             </p>
-            <span class="text-xs text-[var(--t10-muted)]">{{ formatDate(item.publishTime || item.createTime) }}</span>
+            <span class="text-xs text-[var(--t10-muted)]">{{ formatDate(item.publishTime) }}</span>
           </div>
         </NuxtLink>
       </div>