diff --git a/bms-front/src/views/price/set/detail.vue b/bms-front/src/views/price/set/detail.vue
index c2e7b2a5..62132287 100644
--- a/bms-front/src/views/price/set/detail.vue
+++ b/bms-front/src/views/price/set/detail.vue
@@ -104,6 +104,27 @@ const detailVersion = ref(null)
 const versionExcelDrawerRef = ref()
 const editVisible = ref(false)
 const editPsvId = ref(undefined)
+/** 已加载的套餐ID；页面被 keep-alive 缓存复用时据此判断是否需要重新加载 */
+const loadedId = ref(null)
+/** 从详情页跳到新建/编辑套餐版本页后，返回时套餐版本数据可能已变化，需强制刷新 */
+const pendingRefresh = ref(false)
+
+/** 切换到另一个套餐时，重置所有临时面板状态，避免残留上一套餐的数据 */
+function resetTransientState() {
+  set.value = {}
+  currentPsvId.value = undefined
+  detailDrawerVisible.value = false
+  detailVersion.value = null
+  editVisible.value = false
+  editPsvId.value = undefined
+  activateVisible.value = false
+  activateSubmitting.value = false
+  activateMode.value = 'activate'
+  activateForm.psvId = undefined
+  activateForm.versionNo = ''
+  activateForm.effectiveTime = undefined
+  activatePrevEffectiveTime.value = undefined
+}
 
 function onOpenVersionDetails(row) {
   detailVersion.value = row || null
@@ -118,6 +139,8 @@ function onViewImportAttach(row) {
 function load() {
   const id = route.query.priceSetId
   if (!id) return
+  // 立即标记，首次挂载后紧随的 activated 不会重复请求
+  loadedId.value = String(id)
   loading.value = true
   getPriceSet(id).then(res => {
     set.value = res.data || {}
@@ -129,6 +152,20 @@ function load() {
   })
 }
 
+/**
+ * keep-alive 复用同一组件实例时同步数据：
+ * - priceSetId 变化：加载新套餐
+ * - 从新建/编辑版本页返回（force）：即使套餐相同也强制重载，保证版本列表最新
+ */
+function syncFromRoute(force) {
+  const id = route.query.priceSetId
+  if (!id) return
+  pendingRefresh.value = false
+  if (!force && String(id) === String(loadedId.value)) return
+  resetTransientState()
+  load()
+}
+
 function confirmAction(text, request, successText, done) {
   proxy.$modal.confirm(text).then(() => request()).then(() => {
     proxy.$modal.msgSuccess(successText)
@@ -416,6 +453,24 @@ onMounted(() => {
   refData.loadProducts()
   load()
 })
+
+// 从其他页签切回（新建完成跳转、列表点另一条详情）时同步数据；
+// 从新建/编辑版本页返回时即使套餐ID相同也强制刷新版本列表
+onActivated(() => {
+  syncFromRoute(pendingRefresh.value)
+})
+
+// 组件已处于激活状态时路由 query 变化的兜底
+watch(() => route.query.priceSetId, () => {
+  syncFromRoute(false)
+})
+
+// 离开详情页去新建/编辑套餐版本，返回后需要重新加载
+onBeforeRouteLeave((to) => {
+  if (to && to.path === '/customer/setCreate') {
+    pendingRefresh.value = true
+  }
+})
 </script>
 
 <style scoped>