diff --git a/dashboard/src/components/MessageBubble.vue b/dashboard/src/components/MessageBubble.vue
index 42096df..1990f5d 100644
--- a/dashboard/src/components/MessageBubble.vue
+++ b/dashboard/src/components/MessageBubble.vue
@@ -134,11 +134,7 @@ const regenerateIcon = `<svg viewBox="0 0 24 24" width="14" height="14" fill="no
   cursor: pointer;
 }
 
-.attachment-item:hover {
-  border-color: var(--attachment-color);
-  box-shadow: 0 2px 8px rgba(202, 138, 4, 0.15);
-  transform: translateY(-1px);
-}
+
 
 .attachment-icon {
   background: var(--attachment-bg);
@@ -169,9 +165,7 @@ const regenerateIcon = `<svg viewBox="0 0 24 24" width="14" height="14" fill="no
   padding-top: 10px;
 }
 
-.message-bubble:hover .message-footer {
-  border-top-color: var(--border-light);
-}
+
 
 .token-item {
   font-size: 11px;
@@ -183,10 +177,7 @@ const regenerateIcon = `<svg viewBox="0 0 24 24" width="14" height="14" fill="no
   transition: all 0.2s ease;
 }
 
-.token-item:hover {
-  background: var(--accent-primary-light);
-  color: var(--accent-primary);
-}
+
 
 .message-time {
   font-size: 11px;
@@ -209,10 +200,7 @@ const regenerateIcon = `<svg viewBox="0 0 24 24" width="14" height="14" fill="no
   transition: all 0.2s ease;
 }
 
-.sender-name:hover {
-  text-decoration: underline;
-  text-underline-offset: 3px;
-}
+
 
 .round-tag {
   font-size: 0.7rem;
@@ -226,10 +214,7 @@ const regenerateIcon = `<svg viewBox="0 0 24 24" width="14" height="14" fill="no
   transition: all 0.2s ease;
 }
 
-.round-tag:hover {
-  border-color: var(--accent-primary);
-  color: var(--accent-primary);
-}
+
 
 /* ============ Message Body Enhancements ============ */
 .message-body {
@@ -249,9 +234,7 @@ const regenerateIcon = `<svg viewBox="0 0 24 24" width="14" height="14" fill="no
   transition: opacity 0.3s ease;
 }
 
-.message-bubble:hover .message-body::before {
-  opacity: 1;
-}
+
 
 /* ============ Room Message Special Styles ============ */
 .message-bubble.room-msg {
@@ -275,10 +258,7 @@ const regenerateIcon = `<svg viewBox="0 0 24 24" width="14" height="14" fill="no
   box-shadow: 0 3px 12px rgba(0, 0, 0, 0.15);
 }
 
-.message-bubble:hover :deep(.avatar) {
-  transform: scale(1.1) rotate(5deg);
-  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
-}
+
 
 /* ============ Content Styling ============ */
 .message-content {
@@ -292,20 +272,5 @@ const regenerateIcon = `<svg viewBox="0 0 24 24" width="14" height="14" fill="no
   padding: 6px 8px;
 }
 
-:deep(.ghost-btn:hover) {
-  transform: translateY(-2px);
-  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
-}
 
-:deep(.ghost-btn.success:hover) {
-  box-shadow: 0 4px 12px rgba(5, 150, 105, 0.2);
-}
-
-:deep(.ghost-btn.danger:hover) {
-  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.2);
-}
-
-:deep(.ghost-btn.accent:hover) {
-  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
-}
 </style>
diff --git a/dashboard/src/utils/useConversations.js b/dashboard/src/utils/useConversations.js
index becaed3..fbb48b9 100644
--- a/dashboard/src/utils/useConversations.js
+++ b/dashboard/src/utils/useConversations.js
@@ -1,4 +1,4 @@
-import { ref, computed, watch } from 'vue'
+import { ref, computed, watch, nextTick } from 'vue'
 import { conversationsAPI, messagesAPI, toolsAPI, providersAPI } from './api.js'
 import { streamManager } from './streamManager.js'
 import { useStreamStore } from './streamStore.js'
@@ -100,6 +100,12 @@ export function useConversations() {
       const res = await messagesAPI.list(convId)
       if (res.success) {
         convMessages.value = res.data?.messages || []
+        // 加载完成后强制滚动到底部（初始加载总是显示最新消息）
+        nextTick(() => {
+          if (typeof onInitialScroll === 'function') {
+            onInitialScroll()
+          }
+        })
       }
     } catch (e) {
       console.error('获取消息失败:', e)
@@ -271,6 +277,13 @@ export function useConversations() {
     }
   }
   
+  // 初始滚动回调（由外部设置）
+  let onInitialScroll = null
+  
+  const setOnInitialScroll = (callback) => {
+    onInitialScroll = callback
+  }
+  
   return {
     // 状态
     list,
@@ -298,6 +311,7 @@ export function useConversations() {
     deleteMessage,
     regenerateMessage,
     loadEnabledTools,
+    setOnInitialScroll,
     init,
     cleanup
   }
diff --git a/dashboard/src/views/ChatRoomView.vue b/dashboard/src/views/ChatRoomView.vue
index ad56e34..7cae908 100644
--- a/dashboard/src/views/ChatRoomView.vue
+++ b/dashboard/src/views/ChatRoomView.vue
@@ -56,6 +56,7 @@ const streaming = ref(false)
 const streamingMessages = ref({}) // Track in-progress streaming messages
 const error = ref('')
 const messagesContainer = ref(null)
+const isNearBottom = ref(true)  // 是否接近底部
 
 // Room agent editing
 const editingRoomAgent = ref(null)
@@ -282,7 +283,7 @@ async function selectRoom(id) {
     messages.value = msgRes.data?.messages || []
     if (msgRes.data?.room) room.value = msgRes.data.room
     await nextTick()
-    scrollToBottom()
+    forceScrollToBottom()  // 选择聊天室时强制滚动到底部
   } catch (e) {
     console.error('Failed to load room:', e)
     error.value = '加载失败'
@@ -292,11 +293,35 @@ async function selectRoom(id) {
 }
 
 function scrollToBottom() {
+  if (!isNearBottom.value) return
   if (messagesContainer.value) {
     messagesContainer.value.scrollTop = messagesContainer.value.scrollHeight
   }
 }
 
+// 智能滚动：检测是否接近底部
+function checkNearBottom() {
+  if (!messagesContainer.value) return
+  const { scrollTop, scrollHeight, clientHeight } = messagesContainer.value
+  const distanceFromBottom = scrollHeight - scrollTop - clientHeight
+  isNearBottom.value = distanceFromBottom <= 100
+}
+
+// 滚动事件处理
+function handleScroll() {
+  checkNearBottom()
+}
+
+// 强制滚动到底部（启动聊天室时使用）
+function forceScrollToBottom() {
+  nextTick(() => {
+    if (messagesContainer.value) {
+      messagesContainer.value.scrollTop = messagesContainer.value.scrollHeight
+      isNearBottom.value = true
+    }
+  })
+}
+
 // ============ SSE Streaming ============
 
 async function startRoom() {
@@ -381,8 +406,8 @@ function handleSSEEvent(event, data) {
         // Move from streaming to complete messages
         delete streamingMessages.value[data.id]
         messages.value.push(msg)
+        forceScrollToBottom()  // 聊天室消息结束时强制滚动
       }
-      nextTick(scrollToBottom)
       break
     }
     // Legacy complete message event
@@ -391,7 +416,7 @@ function handleSSEEvent(event, data) {
       delete streamingMessages.value[data.id]
       // Add complete message
       messages.value.push(data)
-      nextTick(scrollToBottom)
+      forceScrollToBottom()  // 聊天室消息结束时强制滚动
       break
     }
     case 'room_started': room.value = { ...room.value, status: 'running' }; break
@@ -480,6 +505,11 @@ function randomColor() {
 
 watch(messages, () => { nextTick(scrollToBottom) }, { deep: true })
 
+// 启动聊天室时强制滚动
+watch(streaming, (val) => {
+  if (val) forceScrollToBottom()
+})
+
 onMounted(() => {
   loadAgentPool()
   loadRooms()
@@ -650,7 +680,7 @@ onUnmounted(() => {
             </div>
           </div>
           <div v-if="error" class="error-bar">{{ error }}<button @click="error = ''">&times;</button></div>
-          <div class="chat-messages" ref="messagesContainer">
+          <div class="chat-messages" ref="messagesContainer" @scroll="handleScroll">
             <div v-if="messagesLoading" class="loading-messages"><div class="spinner-small"></div><span>加载中...</span></div>
             <div v-else-if="messages.length === 0 && Object.keys(streamingMessages).length === 0" class="chat-empty"><p>点击「开始」启动多 Agent 对话</p></div>
             <div v-else>
diff --git a/dashboard/src/views/ConversationView.vue b/dashboard/src/views/ConversationView.vue
index 63dd082..36daa37 100644
--- a/dashboard/src/views/ConversationView.vue
+++ b/dashboard/src/views/ConversationView.vue
@@ -62,7 +62,7 @@
           <p>选择一个会话查看</p>
         </div>
         <div v-else class="chat-view-container">
-          <div class="chat-messages" ref="messagesContainer">
+          <div class="chat-messages" ref="messagesContainer" @scroll="handleScroll">
             <div v-if="loadingMessages" class="loading-messages">
               <div class="spinner-small"></div>
               <span>加载中...</span>
@@ -191,6 +191,7 @@ const {
   updateConvTitle,
   deleteMessage,
   regenerateMessage,
+  setOnInitialScroll,
   init,
   cleanup
 } = useConversations()
@@ -202,6 +203,7 @@ const form = ref({ title: '', provider_id: null, model: '' })
 const newMessage = ref('')
 const messagesContainer = ref(null)
 const activeMessageId = ref(null)
+const isNearBottom = ref(true)  // 是否接近底部
 
 const editConv = ref(null)
 
@@ -210,7 +212,7 @@ const handleSend = async () => {
   if (!newMessage.value.trim()) return
   const message = newMessage.value.trim()
   newMessage.value = ''  // 先清空输入框，再发送
-  scrollToBottom()
+  forceScrollToBottom()  // 发送消息时强制滚动到底部
   await sendMessage(message)
 }
 
@@ -278,8 +280,17 @@ const onProviderChange = () => {
   if (p) form.value.model = p.default_model || ''
 }
 
-// 自动滚动到底部
+// 检测是否接近底部（距离底部 100px 以内）
+const checkNearBottom = () => {
+  if (!messagesContainer.value) return
+  const { scrollTop, scrollHeight, clientHeight } = messagesContainer.value
+  const distanceFromBottom = scrollHeight - scrollTop - clientHeight
+  isNearBottom.value = distanceFromBottom <= 100
+}
+
+// 智能滚动到底部 - 只有在接近底部时才自动滚动
 const scrollToBottom = () => {
+  if (!isNearBottom.value) return
   nextTick(() => {
     if (messagesContainer.value) {
       messagesContainer.value.scrollTop = messagesContainer.value.scrollHeight
@@ -287,6 +298,24 @@ const scrollToBottom = () => {
   })
 }
 
+// 强制滚动到底部（发送消息时使用）
+const forceScrollToBottom = () => {
+  nextTick(() => {
+    if (messagesContainer.value) {
+      messagesContainer.value.scrollTop = messagesContainer.value.scrollHeight
+      isNearBottom.value = true
+    }
+  })
+}
+
+// 设置初始滚动回调（加载历史消息后强制滚动）
+setOnInitialScroll(forceScrollToBottom)
+
+// 滚动事件处理
+const handleScroll = () => {
+  checkNearBottom()
+}
+
 watch(convMessages, () => {
   scrollToBottom()
 }, { deep: true })