diff --git a/electron/services/wcdbService.ts b/electron/services/wcdbService.ts
index 2e2a95b..be0ecb3 100644
--- a/electron/services/wcdbService.ts
+++ b/electron/services/wcdbService.ts
@@ -49,6 +49,8 @@ export class WcdbService {
   private wcdbGetEmoticonCdnUrl: any = null
   private avatarUrlCache: Map<string, { url?: string; updatedAt: number }> = new Map()
   private readonly avatarCacheTtlMs = 10 * 60 * 1000
+  private logTimer: NodeJS.Timeout | null = null
+  private lastLogTail: string | null = null
 
   setPaths(resourcesPath: string, userDataPath: string): void {
     this.resourcesPath = resourcesPath
@@ -57,6 +59,11 @@ export class WcdbService {
 
   setLogEnabled(enabled: boolean): void {
     this.logEnabled = enabled
+    if (this.isLogEnabled() && this.initialized) {
+      this.startLogPolling()
+    } else {
+      this.stopLogPolling()
+    }
   }
 
   /**
@@ -433,6 +440,49 @@ export class WcdbService {
     }
   }
 
+  private startLogPolling(): void {
+    if (this.logTimer || !this.isLogEnabled()) return
+    this.logTimer = setInterval(() => {
+      void this.pollLogs()
+    }, 2000)
+  }
+
+  private stopLogPolling(): void {
+    if (this.logTimer) {
+      clearInterval(this.logTimer)
+      this.logTimer = null
+    }
+    this.lastLogTail = null
+  }
+
+  private async pollLogs(): Promise<void> {
+    try {
+      if (!this.wcdbGetLogs || !this.isLogEnabled()) return
+      const outPtr = [null as any]
+      const result = this.wcdbGetLogs(outPtr)
+      if (result !== 0 || !outPtr[0]) return
+      let jsonStr = ''
+      try {
+        jsonStr = this.koffi.decode(outPtr[0], 'char', -1)
+      } finally {
+        try { this.wcdbFreeString(outPtr[0]) } catch { }
+      }
+      const logs = JSON.parse(jsonStr) as string[]
+      if (!Array.isArray(logs) || logs.length === 0) return
+      let startIdx = 0
+      if (this.lastLogTail) {
+        const idx = logs.lastIndexOf(this.lastLogTail)
+        if (idx >= 0) startIdx = idx + 1
+      }
+      for (let i = startIdx; i < logs.length; i += 1) {
+        this.writeLog(`wcdb: ${logs[i]}`)
+      }
+      this.lastLogTail = logs[logs.length - 1]
+    } catch (e) {
+      // ignore polling errors
+    }
+  }
+
   private decodeJsonPtr(outPtr: any): string | null {
     if (!outPtr) return null
     try {
@@ -545,6 +595,9 @@ export class WcdbService {
           console.warn('设置 wxid 失败:', e)
         }
       }
+      if (this.isLogEnabled()) {
+        this.startLogPolling()
+      }
       this.writeLog(`open ok handle=${handle}`)
       return true
     } catch (e) {
@@ -571,6 +624,7 @@ export class WcdbService {
       this.currentKey = null
       this.currentWxid = null
       this.initialized = false
+      this.stopLogPolling()
     }
   }
 
diff --git a/package.json b/package.json
index 6d2cec2..dff0f8e 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "weflow",
-  "version": "1.0.3",
+  "version": "1.0.4",
   "description": "WeFlow - 微信聊天记录查看工具",
   "main": "dist-electron/main.js",
   "author": "cc",
diff --git a/resources/wcdb_api.dll b/resources/wcdb_api.dll
index 324246b..70e4eb7 100644
Binary files a/resources/wcdb_api.dll and b/resources/wcdb_api.dll differ
diff --git a/src/pages/ChatPage.scss b/src/pages/ChatPage.scss
index 9d36dbf..e53857c 100644
--- a/src/pages/ChatPage.scss
+++ b/src/pages/ChatPage.scss
@@ -883,6 +883,23 @@
   min-height: 0;
   overflow: hidden;
   -webkit-app-region: no-drag;
+  position: relative;
+
+  &.loading .message-list {
+    opacity: 0;
+    transform: translateY(8px);
+    pointer-events: none;
+  }
+
+  &.loaded .message-list {
+    opacity: 1;
+    transform: translateY(0);
+  }
+
+  &.loaded .loading-overlay {
+    opacity: 0;
+    pointer-events: none;
+  }
 }
 
 .message-list {
@@ -898,6 +915,7 @@
   background-color: var(--bg-tertiary);
   position: relative;
   -webkit-app-region: no-drag !important;
+  transition: opacity 240ms ease, transform 240ms ease;
 
   // 滚动条样式
   &::-webkit-scrollbar {
@@ -918,6 +936,19 @@
   }
 }
 
+.loading-messages.loading-overlay {
+  position: absolute;
+  inset: 0;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  gap: 10px;
+  background: rgba(10, 10, 10, 0.28);
+  backdrop-filter: blur(6px);
+  transition: opacity 200ms ease;
+  z-index: 2;
+}
+
 .message-list * {
   -webkit-app-region: no-drag !important;
 }
@@ -1108,6 +1139,7 @@
   font-size: 14px;
   line-height: 1.6;
   word-break: break-word;
+  white-space: pre-wrap;
 }
 
 // 表情包消息
@@ -1432,6 +1464,7 @@
 
   .quoted-text {
     color: var(--text-secondary);
+    white-space: pre-wrap;
   }
 }
 
diff --git a/src/pages/ChatPage.tsx b/src/pages/ChatPage.tsx
index 0004cd5..3314201 100644
--- a/src/pages/ChatPage.tsx
+++ b/src/pages/ChatPage.tsx
@@ -108,6 +108,7 @@ function ChatPage(_props: ChatPageProps) {
   const messageListRef = useRef<HTMLDivElement>(null)
   const searchInputRef = useRef<HTMLInputElement>(null)
   const sidebarRef = useRef<HTMLDivElement>(null)
+  const initialRevealTimerRef = useRef<number | null>(null)
   const [currentOffset, setCurrentOffset] = useState(0)
   const [myAvatarUrl, setMyAvatarUrl] = useState<string | undefined>(undefined)
   const [showScrollToBottom, setShowScrollToBottom] = useState(false)
@@ -118,6 +119,7 @@ function ChatPage(_props: ChatPageProps) {
   const [isLoadingDetail, setIsLoadingDetail] = useState(false)
   const [highlightedMessageKeys, setHighlightedMessageKeys] = useState<string[]>([])
   const [isRefreshingSessions, setIsRefreshingSessions] = useState(false)
+  const [hasInitialMessages, setHasInitialMessages] = useState(false)
 
 
   const highlightedMessageSet = useMemo(() => new Set(highlightedMessageKeys), [highlightedMessageKeys])
@@ -126,6 +128,7 @@ function ChatPage(_props: ChatPageProps) {
   const sessionMapRef = useRef<Map<string, ChatSession>>(new Map())
   const sessionsRef = useRef<ChatSession[]>([])
   const currentSessionRef = useRef<string | null>(null)
+  const prevSessionRef = useRef<string | null>(null)
   const isLoadingMessagesRef = useRef(false)
   const isLoadingMoreRef = useRef(false)
   const isConnectedRef = useRef(false)
@@ -511,6 +514,53 @@ function ChatPage(_props: ChatPageProps) {
     isLoadingMoreRef.current = isLoadingMore
   }, [isLoadingMessages, isLoadingMore])
 
+  useEffect(() => {
+    if (initialRevealTimerRef.current !== null) {
+      window.clearTimeout(initialRevealTimerRef.current)
+      initialRevealTimerRef.current = null
+    }
+    if (!isLoadingMessages) {
+      if (messages.length === 0) {
+        setHasInitialMessages(true)
+      } else {
+        initialRevealTimerRef.current = window.setTimeout(() => {
+          setHasInitialMessages(true)
+          initialRevealTimerRef.current = null
+        }, 120)
+      }
+    }
+  }, [isLoadingMessages, messages.length])
+
+  useEffect(() => {
+    if (currentSessionId !== prevSessionRef.current) {
+      prevSessionRef.current = currentSessionId
+      if (initialRevealTimerRef.current !== null) {
+        window.clearTimeout(initialRevealTimerRef.current)
+        initialRevealTimerRef.current = null
+      }
+      if (messages.length === 0) {
+        setHasInitialMessages(false)
+      } else if (!isLoadingMessages) {
+        setHasInitialMessages(true)
+      }
+    }
+  }, [currentSessionId, messages.length, isLoadingMessages])
+
+  useEffect(() => {
+    if (currentSessionId && messages.length === 0 && !isLoadingMessages && !isLoadingMore) {
+      loadMessages(currentSessionId, 0)
+    }
+  }, [currentSessionId, messages.length, isLoadingMessages, isLoadingMore])
+
+  useEffect(() => {
+    return () => {
+      if (initialRevealTimerRef.current !== null) {
+        window.clearTimeout(initialRevealTimerRef.current)
+        initialRevealTimerRef.current = null
+      }
+    }
+  }, [])
+
   useEffect(() => {
     isConnectedRef.current = isConnected
   }, [isConnected])
@@ -710,18 +760,18 @@ function ChatPage(_props: ChatPageProps) {
               </div>
             </div>
 
-            <div className="message-content-wrapper">
-              {isLoadingMessages ? (
-                <div className="loading-messages">
+            <div className={`message-content-wrapper ${hasInitialMessages ? 'loaded' : 'loading'}`}>
+              {isLoadingMessages && !hasInitialMessages && (
+                <div className="loading-messages loading-overlay">
                   <Loader2 size={24} />
                   <span>加载消息中...</span>
                 </div>
-              ) : (
-                <div
-                  className="message-list"
-                  ref={messageListRef}
-                  onScroll={handleScroll}
-                >
+              )}
+              <div
+                className={`message-list ${hasInitialMessages ? 'loaded' : 'loading'}`}
+                ref={messageListRef}
+                onScroll={handleScroll}
+              >
                   {hasMoreMessages && (
                     <div className={`load-more-trigger ${isLoadingMore ? 'loading' : ''}`}>
                       {isLoadingMore ? (
@@ -772,7 +822,6 @@ function ChatPage(_props: ChatPageProps) {
                     <span>回到底部</span>
                   </div>
                 </div>
-              )}
 
               {/* 会话详情面板 */}
               {showDetailPanel && (