两端同步流式输出，刷新状态，强制退出。

stores/socket.js

@@ -30,6 +30,7 @@ export const useSocketStore = defineStore('socket', () => {
 	const maxLogCount = ref(20)
 
 	const authFailReason = ref('')
+	const pcOffline = ref(false)
 
 	// ==================== 计算属性 ====================
 	const isConnected = computed(() => connectionStatus.value === 'connected')
@@ -66,6 +67,7 @@ export const useSocketStore = defineStore('socket', () => {
 			...config.value,
 			...options
 		}
+		pcOffline.value = false // 每次连接时重置 PC 离线标记
 		addLog('info',
 			`准备连接WebSocket。Token:${config.value.token || '未设置'}。ConversationId: ${config.value.conversationId || '未设置'}`
 		)
@@ -182,6 +184,7 @@ export const useSocketStore = defineStore('socket', () => {
 				break
 				
 			case 'pc_offline':
+				pcOffline.value = true
 				addLog('warn', 'PC 端已离线')
 				break
 
@@ -287,6 +290,7 @@ export const useSocketStore = defineStore('socket', () => {
 		logs,
 		config,
 		authFailReason,
+		pcOffline,
 
 		// 计算属性
 		isConnected,