diff --git a/pages/Chat/Chat.vue b/pages/Chat/Chat.vue
index b8f91d5..1ebadfa 100644
--- a/pages/Chat/Chat.vue
+++ b/pages/Chat/Chat.vue
@@ -733,11 +733,61 @@
 
 	const isThinking = ref(false)
 	const isSelfSent = ref(false) // 是否当前设备发起的 AI 对话（用于区分弹窗/仅锁输入）
+	const programInputLocked = ref(false)
 	const isUploading = ref(false)
 	const isLoadingMessages = ref(false) // 消息加载中状态（仅会话变化时显示）
 	const uploadedFiles = ref([])
 	const streamingMessageId = ref(null) // 流式消息的临时 ID，用于实时更新 AI 回复
 
+	const ensureStreamingBubble = () => {
+		if (streamingMessageId.value) return
+		streamingMessageId.value = 'streaming-' + Date.now()
+		allmessages.value = [...allmessages.value, {
+			role: 'assistant',
+			content: '',
+			_streaming: true,
+			_id: streamingMessageId.value
+		}]
+	}
+
+	const removeStreamingBubble = () => {
+		if (!streamingMessageId.value) return
+		allmessages.value = allmessages.value.filter(m => m._id !== streamingMessageId.value)
+		streamingMessageId.value = null
+	}
+
+	const beginAiTurn = (selfSent = false) => {
+		programInputLocked.value = false
+		isThinking.value = true
+		socketStore.messageString = ''
+		socketStore.isThinking = true
+		isSelfSent.value = selfSent
+		ensureStreamingBubble()
+	}
+
+	const cleanupAiTurn = async (options = {}) => {
+		programInputLocked.value = false
+		isThinking.value = false
+		isSelfSent.value = false
+		removeStreamingBubble()
+		if (options.refresh !== false) {
+			await takeConversationMessages()
+		}
+	}
+
+	const finishAiTurn = async (options = {}) => {
+		await cleanupAiTurn(options)
+		socketStore.isThinking = false
+	}
+
+	const keepProgramInputLocked = () => {
+		programInputLocked.value = true
+		isThinking.value = true
+		socketStore.isThinking = true
+		isSelfSent.value = false
+		ensureStreamingBubble()
+	}
+
 	// 消息详情弹窗
 	const showMessageModal = ref(false)
 	const detailLinks = ref([])
@@ -904,6 +954,9 @@
 
 
 	const sendMessage = async () => {
+		if (isUploading.value) return
+		if (ChatType.value === 0 && isThinking.value) return
+
 		const message = textMessage.value.trim()
 		if (!message && previewFileArray.value.length === 0) return
 
@@ -1064,27 +1117,18 @@
 				"conversation_id": currentSessionId.value,
 				"content": messageContent
 			}
-			socketStore.send(data)
-			isThinking.value = true
-			isSelfSent.value = true
+			beginAiTurn(true)
+			await socketStore.send(data)
 			// // 立即添加用户消息到列表（使用完整的 messageContent，包含文件信息）
 			// allmessages.value = [...allmessages.value, {
 			// 	role: 'user',
 			// 	content: messageContent
 			// }]
-			// 添加流式消息气泡（加载中状态）
-			streamingMessageId.value = 'streaming-' + Date.now()
-			allmessages.value = [...allmessages.value, {
-				role: 'assistant',
-				content: '',
-				_streaming: true,
-				_id: streamingMessageId.value
-			}]
 			textMessage.value = ''
 			uploadedFiles.value = []
 			scrollToBottom()
 		} catch (error) {
-			isThinking.value = false
+			await finishAiTurn({ refresh: false })
 			uni.showToast({
 				title: `用户发送消息失败${error}`,
 				icon: 'error'
@@ -1104,16 +1148,7 @@
 		} catch (err) {
 			console.error('中断指令发送失败:', err)
 		}
-		// 移除流式消息占位
-		if (streamingMessageId.value) {
-			allmessages.value = allmessages.value.filter(m => m._id !== streamingMessageId.value)
-			streamingMessageId.value = null
-		}
-		// 立即关闭弹窗，清除超时
-		// clearTimeout(aiResponseTimer)
-		isThinking.value = false
-		socketStore.isThinking = false
-		isSelfSent.value = false
+		await finishAiTurn({ refresh: false })
 		textMessage.value = ''
 		uploadedFiles.value = []
 		// takeConversationMessages 由后端中断确认驱动（见 handleBusinessMessage）
@@ -1132,28 +1167,14 @@
 			console.log('AI开始回复（跨设备同步），锁定输入框');
 			isThinking.value = true
 			// 非本设备发起时，也需要添加流式气泡
-			if (!streamingMessageId.value) {
-				streamingMessageId.value = 'streaming-' + Date.now()
-				allmessages.value = [...allmessages.value, {
-					role: 'assistant',
-					content: '',
-					_streaming: true,
-					_id: streamingMessageId.value
-				}]
-			}
+			ensureStreamingBubble()
 			return
 		}
 		// true → false：AI 回复结束或中断，解锁输入框并刷新消息列表
 		if (oldVal && !newVal) {
 			console.log('AI回复结束（正常/中断），解锁并刷新消息列表');
 			// 移除流式消息气泡，从服务器加载完整消息
-			if (streamingMessageId.value) {
-				allmessages.value = allmessages.value.filter(m => m._id !== streamingMessageId.value)
-				streamingMessageId.value = null
-			}
-			takeConversationMessages()
-			isThinking.value = false
-			isSelfSent.value = false
+			cleanupAiTurn()
 			textMessage.value = ''
 			uploadedFiles.value = []
 		}
@@ -1832,4 +1853,4 @@
 		color: #fff;
 		font-weight: 500;
 	}
-</style>
\ No newline at end of file
+</style>
diff --git a/stores/socket.js b/stores/socket.js
index d51bf4a..ac1c49f 100644
--- a/stores/socket.js
+++ b/stores/socket.js
@@ -161,6 +161,21 @@ export const useSocketStore = defineStore('socket', () => {
 		// 调试日志：明确输出 type 和 data
 		console.log(`[handleMessage] type = ${type}, data = ${JSON.stringify(data)}`);
 
+		const eventConversationId =
+			conversation_id ||
+			data?.conversation_id ||
+			data?.page?.conversation?.conversation_id ||
+			data?.page?.conversation?.id ||
+			''
+		if (
+			eventConversationId &&
+			config.value.conversationId &&
+			String(eventConversationId) !== String(config.value.conversationId)
+		) {
+			addLog('info', `忽略非当前会话消息: ${eventConversationId}`)
+			return
+		}
+
 		switch (type) {
 			case 'auth_ok':
 				addLog('success', '连接成功')
@@ -176,6 +191,42 @@ export const useSocketStore = defineStore('socket', () => {
 				addLog('warn', 'AI成功收到用户发送的消息')
 				break
 
+			case 'forbid_input':
+				addLog('warn', '收到封框指令')
+				isThinking.value = true
+				break
+
+			case 'relieve_input':
+				addLog('warn', '收到解框指令')
+				isThinking.value = false
+				break
+
+			case 'turn_status': {
+				const status = String(messageData.status || data?.status || '').toLowerCase()
+				if (status === 'locked') {
+					addLog('warn', '后端确认程序封框')
+					isThinking.value = true
+				} else if (status === 'finished' || status === 'cancelled' || status === 'unlocked' || status === 'relieved') {
+					addLog('warn', `后端确认当前轮结束/解框: ${status}`)
+					isThinking.value = false
+				}
+				break
+			}
+
+			case 'prompt':
+				if ((messageData.info || data?.info) === '结束等待') {
+					addLog('warn', '收到结束等待信号')
+					isThinking.value = false
+				}
+				break
+
+			case 'refresh':
+				if (messageData.page?.waiting === false || data?.page?.waiting === false) {
+					addLog('warn', 'refresh 确认 waiting=false，释放输入框')
+					isThinking.value = false
+				}
+				break
+
 			case 'render':
 				addLog('warn', 'AI正在回复信息')
 				handleBusinessMessage(data)
@@ -183,6 +234,8 @@ export const useSocketStore = defineStore('socket', () => {
 				
 			case 'pc_offline':
 				addLog('warn', 'PC 端已离线')
+				isThinking.value = false
+				authFailReason.value = 'pc offline'
 				break
 
 			default:
@@ -229,6 +282,46 @@ export const useSocketStore = defineStore('socket', () => {
 		// 处理 data 为对象的情况
 		if (!data || typeof data !== 'object') return
 
+		const msgType = String(data.type || '').trim()
+		if (msgType === 'forbid_input') {
+			console.log("收到后端封框指令");
+			isThinking.value = true
+			return
+		}
+		if (msgType === 'relieve_input') {
+			console.log("收到后端解框指令");
+			isThinking.value = false
+			return
+		}
+
+		if (data.cmd === 'turn_status') {
+			const status = String(data.status || '').toLowerCase()
+			if (status === 'locked') {
+				console.log("后端确认程序封框");
+				isThinking.value = true
+				return
+			}
+			if (status === 'finished' || status === 'cancelled' || status === 'unlocked' || status === 'relieved') {
+				console.log("后端确认当前轮结束/解框:", status);
+				isThinking.value = false
+				return
+			}
+		}
+
+		if (data.cmd === 'prompt' && data.info === '结束等待') {
+			console.log("收到结束等待信号");
+			isThinking.value = false
+			return
+		}
+
+		// refresh 也会在流式输出和工具中间消息落盘时出现，不能直接当成最终完成。
+		// 只有后端明确 page.waiting=false 时，才作为漏发结束信号的兜底释放。
+		if (data.cmd === 'refresh' && data.page?.waiting === false) {
+			console.log("refresh 确认 waiting=false，释放输入框");
+			isThinking.value = false
+			return
+		}
+
 		// 中断确认：后端返回 cmd=event_callback 表示中断成功
 		if (data.cmd === 'event_callback' && data.info === '中断成功') {
 			console.log("后端确认中断成功");
@@ -303,4 +396,4 @@ export const useSocketStore = defineStore('socket', () => {
 		clearLogs,
 		getStatusText
 	}
-})
\ No newline at end of file
+})