diff --git a/yunkes/src/views/analytics/UnrepliedView.vue b/yunkes/src/views/analytics/UnrepliedView.vue
index 294ada5..5fe000f 100644
--- a/yunkes/src/views/analytics/UnrepliedView.vue
+++ b/yunkes/src/views/analytics/UnrepliedView.vue
@@ -13,7 +13,7 @@
       </el-radio-group>
       <span v-if="asOfText" class="as-of">数据截至 {{ asOfText }}</span>
     </div>
-    <div class="hint">
+    <div class="kind-hint">
       尾部为客户消息且超过 {{ hours }} 小时未回应的对话（通话也算已回应）。点击行可跳转聊天窗定位该消息。
     </div>
 
@@ -59,7 +59,8 @@ const DAY_MS = 24 * 3600 * 1000
 
 const router = useRouter()
 const channel = ref<Channel>('wechat')
-const hours = ref(1)
+// 默认 2h(spec §3.4/§8 口径速查表,后端 Query 默认同为 2)——首屏不是 >1h 超集
+const hours = ref(2)
 const page = ref(1)
 const pageSize = 20
 const rows = ref<UnrepliedRow[]>([])
@@ -172,7 +173,7 @@ onMounted(() => {
   font-size: 12px;
   margin-left: auto;
 }
-.hint {
+.kind-hint {
   color: var(--el-text-color-secondary);
   font-size: 12px;
   margin: 0 0 12px;