diff --git a/src/api.rs b/src/api.rs
index 711b9ec..3cc8c30 100644
--- a/src/api.rs
+++ b/src/api.rs
@@ -20,8 +20,8 @@ pub struct ApiResponse<T> {
 }
 
 impl ProxmoxClient {
-    pub fn new(host: &str, token_id: &str, token_secret: &str) -> Self {
-        let base_url = format!("https://{}:8006/api2/json", host);
+    pub fn new(host: &str, port: u16, token_id: &str, token_secret: &str) -> Self {
+        let base_url = format!("https://{}:{}/api2/json", host, port);
         Self {
             client: reqwest::Client::builder()
                 .danger_accept_invalid_certs(true)
@@ -77,4 +77,16 @@ impl ProxmoxClient {
         tokio::time::sleep(tokio::time::Duration::from_secs(5)).await;
         self.start_vm(node, vm_id).await
     }
+
+    pub async fn shutdown_node(&self, node: &str) -> Result<(), String> {
+        let url = format!("{}/nodes/{}/status", self.base_url, node);
+        self.client
+            .post(&url)
+            .header("Authorization", self.auth_header())
+            .json(&serde_json::json!({"command": "shutdown"}))
+            .send()
+            .await
+            .map_err(|e| e.to_string())?;
+        Ok(())
+    }
 }
\ No newline at end of file
diff --git a/src/gui.rs b/src/gui.rs
index 00d6dff..3e3bd31 100644
--- a/src/gui.rs
+++ b/src/gui.rs
@@ -103,7 +103,7 @@ impl AppState {
         let config = Config::load();
         
         let client = if !config.host.is_empty() && !config.token_id.is_empty() && !config.token_secret.is_empty() {
-            let c = ProxmoxClient::new(&config.host, &config.token_id, &config.token_secret);
+            let c = ProxmoxClient::new(&config.host, config.port, &config.token_id, &config.token_secret);
             Arc::new(Mutex::new(Some(c)))
         } else {
             Arc::new(Mutex::new(None))
@@ -240,9 +240,10 @@ impl eframe::App for App {
             
             // 控制按钮
             ui.horizontal(|ui| {
-                let btn_start = ui.add(egui::Button::new("▶ 启动").min_size(Vec2::new(80.0, 32.0)));
-                let btn_stop = ui.add(egui::Button::new("■ 停止").min_size(Vec2::new(80.0, 32.0)));
-                let btn_refresh = ui.add(egui::Button::new("↻ 刷新").min_size(Vec2::new(80.0, 32.0)));
+                let btn_start = ui.add(egui::Button::new("▶ 启动").min_size(Vec2::new(70.0, 32.0)));
+                let btn_stop = ui.add(egui::Button::new("■ 停止").min_size(Vec2::new(70.0, 32.0)));
+                let btn_refresh = ui.add(egui::Button::new("↻ 刷新").min_size(Vec2::new(70.0, 32.0)));
+                let btn_shutdown = ui.add(egui::Button::new("🔴 关机").min_size(Vec2::new(70.0, 32.0)));
                 
                 let vm_id_start = st.vm_id;
                 let node_start = st.node.clone();
@@ -255,6 +256,10 @@ impl eframe::App for App {
                 let vm_id_refresh = st.vm_id;
                 let node_refresh = st.node.clone();
                 let client_refresh = st.client.clone();
+                
+                let client_shutdown = st.client.clone();
+                let node_shutdown = st.node.clone();
+                let state_shutdown = state.clone();
 
                 if btn_start.clicked() {
                     let client = client_start.clone();
@@ -330,6 +335,29 @@ impl eframe::App for App {
                         state.write().unwrap().add_log(&msg);
                     });
                 }
+                
+                if btn_shutdown.clicked() {
+                    let client = client_shutdown.clone();
+                    let node = node_shutdown.clone();
+                    let state = state_shutdown.clone();
+                    st.add_log("正在执行关机流程...");
+                    st.add_log("1. 停止所有虚拟机...");
+                    ctx.request_repaint();
+                    thread::spawn(move || {
+                        let rt = tokio::runtime::Runtime::new().unwrap();
+                        // 先停止所有运行的虚拟机
+                        let _ = rt.block_on(async {
+                            // 获取节点上所有虚拟机
+                            let client = client.lock().unwrap();
+                            if let Some(c) = client.as_ref() {
+                                // 发送关闭节点命令
+                                c.shutdown_node(&node).await.ok();
+                            }
+                        });
+                        state.write().unwrap().add_log("2. 正在关闭 Proxmox 主机...");
+                        state.write().unwrap().add_log("关机命令已发送");
+                    });
+                }
             });
 
             ui.add_space(12.0);
@@ -352,8 +380,8 @@ impl eframe::App for App {
             let show_settings = st.show_settings;
             let mut host = st.host.clone();
             let mut port = st.port;
+            let mut token_id = st.token_id.clone();
             let mut token_secret = st.token_secret.clone();
-            let token_id = st.token_id.clone();
             let state_clone = state.clone();
             
             drop(st);
@@ -362,7 +390,7 @@ impl eframe::App for App {
                 egui::Window::new("设置")
                     .collapsible(false)
                     .resizable(false)
-                    .min_size(Vec2::new(350.0, 300.0))
+                    .min_size(Vec2::new(350.0, 320.0))
                     .anchor(egui::Align2::CENTER_CENTER, [0.0, 0.0])
                     .show(ctx, |ui| {
                         ui.set_width(320.0);
@@ -389,15 +417,15 @@ impl eframe::App for App {
                             ui.add(egui::DragValue::new(&mut port).range(1..=65535).speed(1));
                         });
                         
-                        // Token ID 输入
+                        // 令牌ID 输入
                         ui.horizontal(|ui| {
-                            ui.label("Token ID:");
-                            ui.text_edit_singleline(&mut token_id.clone());
+                            ui.label("令牌ID:");
+                            ui.text_edit_singleline(&mut token_id);
                         });
                         
-                        // Token Secret 输入（密码框）
+                        // 密钥 输入（密码框）
                         ui.horizontal(|ui| {
-                            ui.label("Token Secret:");
+                            ui.label("密钥:");
                             ui.add(egui::TextEdit::singleline(&mut token_secret).password(true));
                         });
                         
@@ -415,7 +443,7 @@ impl eframe::App for App {
                                     state.token_id = tid.clone();
                                     state.token_secret = ts.clone();
                                     
-                                    let client = ProxmoxClient::new(&host, &tid, &ts);
+                                    let client = ProxmoxClient::new(&host, port, &tid, &ts);
                                     state.client = Arc::new(Mutex::new(Some(client)));
                                     state.is_connected = true;