diff --git a/pages/mine/index.vue b/pages/mine/index.vue
index 5714cb5..858a307 100644
--- a/pages/mine/index.vue
+++ b/pages/mine/index.vue
@@ -889,29 +889,40 @@ export default {
     },
     
     // Utils
+    toDate(input) {
+      if (!input) return null
+      if (input instanceof Date) return isNaN(input.getTime()) ? null : input
+      if (typeof input === 'number') {
+        if (!Number.isFinite(input)) return null
+        const ms = input > 1e12 ? input : input * 1000
+        const d = new Date(ms)
+        return isNaN(d.getTime()) ? null : d
+      }
+      const s = String(input || '').trim()
+      if (!s) return null
+      if (/^\d+$/.test(s)) {
+        const n = Number(s)
+        return this.toDate(n)
+      }
+      const c1 = s
+      const c2 = s.replace(/([+-]\d{2}):(\d{2})$/, '$1$2')
+      const c3 = c2.replace(/-/g, '/').replace('T', ' ')
+      const c4 = s.replace(/-/g, '/').replace('T', ' ')
+      const candidates = [c1, c2, c3, c4]
+      for (let i = 0; i < candidates.length; i++) {
+        const d = new Date(candidates[i])
+        if (!isNaN(d.getTime())) return d
+      }
+      return null
+    },
     formatDate(ts) {
-      if (!ts) return ''
-      const d = new Date(ts * 1000)
+      const d = this.toDate(ts)
+      if (!d) return ''
       return `${d.getFullYear()}-${String(d.getMonth()+1).padStart(2,'0')}-${String(d.getDate()).padStart(2,'0')}`
     },
     formatDateTime(ts) {
-      if (!ts) return ''
-      // Convert string timestamp (e.g. "2023-01-01T...") to timestamp if needed
-      let d
-      if (typeof ts === 'string') {
-        // iOS compatibility for ISO strings
-        const safeTs = ts.replace(/-/g, '/')
-        d = new Date(safeTs)
-        if (isNaN(d.getTime())) {
-           // Fallback for non-ISO strings or just numbers as strings
-           const n = Number(ts)
-           if (!isNaN(n)) d = new Date(n * 1000)
-        }
-      } else {
-        d = new Date(ts * 1000)
-      }
-      
-      if (!d || isNaN(d.getTime())) return ''
+      const d = this.toDate(ts)
+      if (!d) return ''
       
       return `${d.getFullYear()}-${String(d.getMonth()+1).padStart(2,'0')}-${String(d.getDate()).padStart(2,'0')} ${String(d.getHours()).padStart(2,'0')}:${String(d.getMinutes()).padStart(2,'0')}`
     }