diff --git a/package-lock.json b/package-lock.json
index 054782f..67c1b7b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1772,6 +1772,12 @@
       "integrity": "sha512-7gqG38EyHgyP1S+7+xomFtL+ZNHcKv6DwNaCZmJmo1vgMugyF3TCnXVg4t1uk89mLNwnLtnY3TpOpCOyp1/xHQ==",
       "license": "MIT"
     },
+    "node_modules/@types/web-bluetooth": {
+      "version": "0.0.21",
+      "resolved": "https://registry.npmjs.org/@types/web-bluetooth/-/web-bluetooth-0.0.21.tgz",
+      "integrity": "sha512-oIQLCGWtcFZy2JW77j9k8nHzAOpqMHLQejDA48XXMWH6tjCQHz5RCFz1bzsmROyL6PUm+LLnUiI4BCn221inxA==",
+      "license": "MIT"
+    },
     "node_modules/@types/ws": {
       "version": "8.18.1",
       "resolved": "https://registry.npmjs.org/@types/ws/-/ws-8.18.1.tgz",
@@ -2026,6 +2032,44 @@
       "integrity": "sha512-/hnE/qP5ZoGpol0a5mDi45bOd7t3tjYJBjsgCsivow7D48cJeV5l05RD82lPqi7gRiphZM37rnhW1l6ZoCNNnQ==",
       "license": "MIT"
     },
+    "node_modules/@vueuse/core": {
+      "version": "13.1.0",
+      "resolved": "https://registry.npmjs.org/@vueuse/core/-/core-13.1.0.tgz",
+      "integrity": "sha512-PAauvdRXZvTWXtGLg8cPUFjiZEddTqmogdwYpnn60t08AA5a8Q4hZokBnpTOnVNqySlFlTcRYIC8OqreV4hv3Q==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/web-bluetooth": "^0.0.21",
+        "@vueuse/metadata": "13.1.0",
+        "@vueuse/shared": "13.1.0"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/antfu"
+      },
+      "peerDependencies": {
+        "vue": "^3.5.0"
+      }
+    },
+    "node_modules/@vueuse/metadata": {
+      "version": "13.1.0",
+      "resolved": "https://registry.npmjs.org/@vueuse/metadata/-/metadata-13.1.0.tgz",
+      "integrity": "sha512-+TDd7/a78jale5YbHX9KHW3cEDav1lz1JptwDvep2zSG8XjCsVE+9mHIzjTOaPbHUAk5XiE4jXLz51/tS+aKQw==",
+      "license": "MIT",
+      "funding": {
+        "url": "https://github.com/sponsors/antfu"
+      }
+    },
+    "node_modules/@vueuse/shared": {
+      "version": "13.1.0",
+      "resolved": "https://registry.npmjs.org/@vueuse/shared/-/shared-13.1.0.tgz",
+      "integrity": "sha512-IVS/qRRjhPTZ6C2/AM3jieqXACGwFZwWTdw5sNTSKk2m/ZpkuuN+ri+WCVUP8TqaKwJYt/KuMwmXspMAw8E6ew==",
+      "license": "MIT",
+      "funding": {
+        "url": "https://github.com/sponsors/antfu"
+      },
+      "peerDependencies": {
+        "vue": "^3.5.0"
+      }
+    },
     "node_modules/@xmldom/xmldom": {
       "version": "0.8.10",
       "resolved": "https://registry.npmjs.org/@xmldom/xmldom/-/xmldom-0.8.10.tgz",
@@ -8848,12 +8892,13 @@
     },
     "packages/frontend": {
       "name": "@nexus-terminal/frontend",
-      "version": "0.2.4",
+      "version": "0.2.5",
       "dependencies": {
         "@fortawesome/fontawesome-free": "^6.7.2",
         "@hcaptcha/vue3-hcaptcha": "^1.3.0",
         "@tailwindcss/vite": "^4.1.4",
         "@vscode/iconv-lite-umd": "^0.7.0",
+        "@vueuse/core": "^13.1.0",
         "@xterm/addon-fit": "^0.10.0",
         "@xterm/addon-search": "^0.15.0",
         "axios": "^1.8.4",
diff --git a/packages/frontend/package.json b/packages/frontend/package.json
index 6473423..90c9f40 100644
--- a/packages/frontend/package.json
+++ b/packages/frontend/package.json
@@ -13,6 +13,7 @@
       "@hcaptcha/vue3-hcaptcha": "^1.3.0",
       "@tailwindcss/vite": "^4.1.4",
       "@vscode/iconv-lite-umd": "^0.7.0",
+      "@vueuse/core": "^13.1.0",
       "@xterm/addon-fit": "^0.10.0",
       "@xterm/addon-search": "^0.15.0",
       "axios": "^1.8.4",
diff --git a/packages/frontend/src/App.vue b/packages/frontend/src/App.vue
index 804d0a4..8bd3ffa 100644
--- a/packages/frontend/src/App.vue
+++ b/packages/frontend/src/App.vue
@@ -260,12 +260,12 @@ const isElementVisibleAndFocusable = (element: HTMLElement): boolean => {
         <div class="flex items-center space-x-1">
           <!-- 项目 Logo -->
           <img src="./assets/logo.png" alt="Project Logo" class="h-10 w-auto"> <!-- 移除右侧外边距，使其更靠左 -->
-            <RouterLink to="/" class="px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-nav-active-bg hover:no-underline transition duration-150 ease-in-out whitespace-nowrap" active-class="text-link-active bg-nav-active-bg">{{ t('nav.dashboard') }}</RouterLink> <!-- 恢复仪表盘链接 -->
-            <RouterLink to="/workspace" class="px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-nav-active-bg hover:no-underline transition duration-150 ease-in-out whitespace-nowrap" active-class="text-link-active bg-nav-active-bg">{{ t('nav.terminal') }}</RouterLink>
-            <RouterLink to="/proxies" class="px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-nav-active-bg hover:no-underline transition duration-150 ease-in-out whitespace-nowrap" active-class="text-link-active bg-nav-active-bg">{{ t('nav.proxies') }}</RouterLink>
-            <RouterLink to="/notifications" class="px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-nav-active-bg hover:no-underline transition duration-150 ease-in-out whitespace-nowrap" active-class="text-link-active bg-nav-active-bg">{{ t('nav.notifications') }}</RouterLink>
-            <RouterLink to="/audit-logs" class="px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-nav-active-bg hover:no-underline transition duration-150 ease-in-out whitespace-nowrap" active-class="text-link-active bg-nav-active-bg">{{ t('nav.auditLogs') }}</RouterLink>
-            <RouterLink to="/settings" class="px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-nav-active-bg hover:no-underline transition duration-150 ease-in-out whitespace-nowrap" active-class="text-link-active bg-nav-active-bg">{{ t('nav.settings') }}</RouterLink>
+            <RouterLink to="/" class="inline-flex px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-nav-active-bg hover:no-underline transition duration-150 ease-in-out whitespace-nowrap" active-class="text-link-active bg-nav-active-bg">{{ t('nav.dashboard') }}</RouterLink> <!-- 恢复仪表盘链接, 始终可见 -->
+            <RouterLink to="/workspace" class="inline-flex px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-nav-active-bg hover:no-underline transition duration-150 ease-in-out whitespace-nowrap" active-class="text-link-active bg-nav-active-bg">{{ t('nav.terminal') }}</RouterLink> <!-- 保持可见 -->
+            <RouterLink to="/proxies" class="hidden md:inline-flex px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-nav-active-bg hover:no-underline transition duration-150 ease-in-out whitespace-nowrap" active-class="text-link-active bg-nav-active-bg">{{ t('nav.proxies') }}</RouterLink> <!-- 移动端隐藏 -->
+            <RouterLink to="/notifications" class="hidden md:inline-flex px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-nav-active-bg hover:no-underline transition duration-150 ease-in-out whitespace-nowrap" active-class="text-link-active bg-nav-active-bg">{{ t('nav.notifications') }}</RouterLink> <!-- 移动端隐藏 -->
+            <RouterLink to="/audit-logs" class="hidden md:inline-flex px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-nav-active-bg hover:no-underline transition duration-150 ease-in-out whitespace-nowrap" active-class="text-link-active bg-nav-active-bg">{{ t('nav.auditLogs') }}</RouterLink> <!-- 移动端隐藏 -->
+            <RouterLink to="/settings" class="inline-flex px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-nav-active-bg hover:no-underline transition duration-150 ease-in-out whitespace-nowrap" active-class="text-link-active bg-nav-active-bg">{{ t('nav.settings') }}</RouterLink> <!-- 保持可见 -->
         </div>
         <!-- Right navigation links with Tailwind classes using theme variables -->
         <div class="flex items-center space-x-1">
diff --git a/packages/frontend/src/components/CommandInputBar.vue b/packages/frontend/src/components/CommandInputBar.vue
index b28699d..e7a82dc 100644
--- a/packages/frontend/src/components/CommandInputBar.vue
+++ b/packages/frontend/src/components/CommandInputBar.vue
@@ -7,6 +7,7 @@ import { useFocusSwitcherStore } from '../stores/focusSwitcher.store';
 import { useSettingsStore } from '../stores/settings.store';
 import { useQuickCommandsStore } from '../stores/quickCommands.store';
 import { useCommandHistoryStore } from '../stores/commandHistory.store';
+import QuickCommandsModal from './QuickCommandsModal.vue'; // +++ Import the modal component +++
 
 const emit = defineEmits(['send-command', 'search', 'find-next', 'find-previous', 'close-search', 'clear-terminal']); // 添加 clear-terminal 事件
 const { t } = useI18n();
@@ -31,11 +32,14 @@ const { updateSessionCommandInput } = sessionStore;
 // Props definition is now empty as search results are no longer handled here
 const props = defineProps<{
   // No props defined here currently
+  // +++ Add isMobile prop +++
+  isMobile?: boolean;
 }>();
 // --- 移除本地 commandInput ref ---
 // const commandInput = ref('');
 const isSearching = ref(false);
 const searchTerm = ref('');
+const showQuickCommands = ref(false); // +++ Add state for modal visibility +++
 // *** 移除本地的搜索结果 ref ***
 // const searchResultCount = ref(0);
 // const currentSearchResultIndex = ref(0);
@@ -244,11 +248,27 @@ onBeforeUnmount(() => {
     unregisterTerminalSearchFocus();
   }
 });
+
+// +++ Functions to control the quick commands modal +++
+const openQuickCommandsModal = () => {
+  showQuickCommands.value = true;
+};
+
+const closeQuickCommandsModal = () => {
+  showQuickCommands.value = false;
+};
+
+// +++ Handler for command execution from the modal +++
+const handleQuickCommandExecute = (command: string) => {
+  console.log(`[CommandInputBar] Executing quick command: ${command}`);
+  emit('send-command', command); // Emit the command to the parent
+  closeQuickCommandsModal(); // Close the modal after selection
+};
 </script>
 
 <template>
-  <div class="flex items-center px-2 py-1.5 bg-background gap-2"> <!-- Removed border-t and border-border/50 -->
-    <div class="flex-grow flex items-center bg-transparent relative gap-2"> <!-- Adjusted gap -->
+  <div class="flex items-center px-2 py-1.5 bg-background gap-2">
+    <div class="flex-grow flex items-center bg-transparent relative gap-2">
       <!-- Clear Terminal Button -->
       <button
         @click="emit('clear-terminal')"
@@ -257,34 +277,46 @@ onBeforeUnmount(() => {
       >
         <i class="fas fa-eraser text-base"></i>
       </button>
-      <!-- Focus Switcher Config Button -->
+       <!-- +++ Quick Commands Button (Mobile only) +++ -->
+       <button
+        v-if="props.isMobile"
+        @click="openQuickCommandsModal"
+        class="flex-shrink-0 flex items-center justify-center w-8 h-8 border border-border/50 rounded-lg text-text-secondary transition-colors duration-200 hover:bg-border hover:text-foreground"
+        :title="t('quickCommands.title', '快捷指令')"
+      >
+        <i class="fas fa-bolt text-base"></i>
+      </button>
+      <!-- Focus Switcher Config Button (Hide on mobile) -->
       <button
+        v-if="!props.isMobile"
         @click="focusSwitcherStore.toggleConfigurator(true)"
         class="flex-shrink-0 flex items-center justify-center w-8 h-8 border border-border/50 rounded-lg text-text-secondary transition-colors duration-200 hover:bg-border hover:text-foreground"
         :title="t('commandInputBar.configureFocusSwitch', '配置焦点切换')"
       >
         <i class="fas fa-keyboard text-base"></i> <!-- Removed text-primary -->
       </button>
-      <!-- Command Input -->
+      <!-- Command Input (Hide on mobile when searching) -->
       <input
+        v-if="!props.isMobile || !isSearching"
         type="text"
         v-model="currentSessionCommandInput"
         :placeholder="t('commandInputBar.placeholder')"
         class="flex-grow min-w-0 px-4 py-1.5 border border-border/50 rounded-lg bg-input text-foreground text-sm shadow-sm focus:outline-none focus:ring-2 focus:ring-primary/50 focus:border-primary transition-all duration-300 ease-in-out"
-        :class="{ 'basis-3/4': isSearching, 'basis-full': !isSearching }"
+        :class="{ 'basis-3/4': !props.isMobile && isSearching, 'basis-full': !isSearching }" 
         ref="commandInputRef"
         data-focus-id="commandInput"
         @keydown="handleCommandInputKeydown"
         @blur="handleCommandInputBlur"
       />
 
-      <!-- Search Input (Conditional rendering with v-show for transition) -->
+      <!-- Search Input (Show when searching, adjust width on mobile) -->
       <input
-        v-show="isSearching"
+        v-if="isSearching"
         type="text"
         v-model="searchTerm"
         :placeholder="t('commandInputBar.searchPlaceholder')"
-        class="flex-grow min-w-0 px-4 py-1.5 border border-border/50 rounded-lg bg-input text-foreground text-sm shadow-sm focus:outline-none focus:ring-2 focus:ring-primary/50 focus:border-primary transition-all duration-300 ease-in-out basis-1/4"
+        class="flex-grow min-w-0 px-4 py-1.5 border border-border/50 rounded-lg bg-input text-foreground text-sm shadow-sm focus:outline-none focus:ring-2 focus:ring-primary/50 focus:border-primary transition-all duration-300 ease-in-out"
+        :class="{ 'basis-1/4': !props.isMobile, 'basis-full': props.isMobile }"
         data-focus-id="terminalSearch"
         @keydown.enter.prevent="findNext"
         @keydown.shift.enter.prevent="findPrevious"
@@ -304,7 +336,8 @@ onBeforeUnmount(() => {
           <i v-else class="fas fa-times text-base"></i>
         </button>
 
-        <template v-if="isSearching">
+        <!-- Search navigation buttons (Hide on mobile when searching) -->
+        <template v-if="isSearching && !props.isMobile"> <!-- +++ Add !props.isMobile condition +++ -->
           <button
             @click="findPrevious"
             class="flex items-center justify-center w-8 h-8 border border-border/50 rounded-lg text-text-secondary transition-colors duration-200 hover:bg-border hover:text-foreground"
@@ -320,10 +353,17 @@ onBeforeUnmount(() => {
             <i class="fas fa-arrow-down text-base"></i>
           </button>
         </template>
+        <!-- Note: On mobile, when searching, only the close button (inside toggleSearch button logic) will be effectively visible in this control group -->
       </div>
     </div>
 
   </div>
+  <!-- +++ Quick Commands Modal Instance +++ -->
+  <QuickCommandsModal
+    :is-visible="showQuickCommands"
+    @close="closeQuickCommandsModal"
+    @execute-command="handleQuickCommandExecute"
+  />
 </template>
 
 <style scoped>
diff --git a/packages/frontend/src/components/QuickCommandsModal.vue b/packages/frontend/src/components/QuickCommandsModal.vue
new file mode 100644
index 0000000..1ea0610
--- /dev/null
+++ b/packages/frontend/src/components/QuickCommandsModal.vue
@@ -0,0 +1,71 @@
+<script setup lang="ts">
+import { defineProps, defineEmits, watch } from 'vue';
+import QuickCommandsView from '../views/QuickCommandsView.vue'; // 导入视图
+
+const props = defineProps<{
+  isVisible: boolean;
+}>();
+
+const emit = defineEmits<{
+  (e: 'close'): void;
+  (e: 'execute-command', command: string): void;
+}>();
+
+const closeModal = () => {
+  emit('close');
+};
+
+// 处理从 QuickCommandsView 传来的事件
+const handleCommandExecute = (command: string) => {
+  emit('execute-command', command);
+  closeModal(); // 选择指令后自动关闭
+};
+
+// Optional: Add keyboard listener to close on Esc key
+const handleKeydown = (event: KeyboardEvent) => {
+  if (event.key === 'Escape') {
+    closeModal();
+  }
+};
+
+watch(() => props.isVisible, (newValue) => {
+  if (newValue) {
+    document.addEventListener('keydown', handleKeydown);
+  } else {
+    document.removeEventListener('keydown', handleKeydown);
+  }
+});
+
+// Clean up listener on unmount (though v-if usually handles this)
+import { onUnmounted } from 'vue';
+onUnmounted(() => {
+  document.removeEventListener('keydown', handleKeydown);
+});
+
+</script>
+
+<template>
+  <div v-if="isVisible" class="fixed inset-0 bg-overlay flex justify-center items-center z-50 p-4" @click.self="closeModal">
+    <div class="bg-background text-foreground p-4 rounded-lg shadow-xl border border-border w-full max-w-lg max-h-[85vh] flex flex-col relative">
+      <!-- Close Button -->
+      <button class="absolute top-2 right-2 p-1 text-text-secondary hover:text-foreground z-10" @click="closeModal" title="关闭">
+         <svg xmlns="http://www.w3.org/2000/svg" class="h-5 w-5" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2">
+           <path stroke-linecap="round" stroke-linejoin="round" d="M6 18L18 6M6 6l12 12" />
+         </svg>
+      </button>
+      <!-- Title -->
+      <h3 class="text-lg font-semibold text-center mb-3 flex-shrink-0">快捷指令</h3>
+      <!-- Quick Commands View Embedded -->
+      <div class="flex-grow overflow-hidden border border-border rounded">
+        <QuickCommandsView @execute-command="handleCommandExecute" />
+      </div>
+    </div>
+  </div>
+</template>
+
+<style scoped>
+/* Add any specific modal styles if needed */
+.bg-overlay {
+  background-color: rgba(0, 0, 0, 0.6);
+}
+</style>
\ No newline at end of file
diff --git a/packages/frontend/src/components/TerminalTabBar.vue b/packages/frontend/src/components/TerminalTabBar.vue
index dd1bac9..aa02e2e 100644
--- a/packages/frontend/src/components/TerminalTabBar.vue
+++ b/packages/frontend/src/components/TerminalTabBar.vue
@@ -29,6 +29,11 @@ const props = defineProps({
     required: false,
     default: null,
   },
+  // +++ 添加 isMobile prop +++
+  isMobile: {
+    type: Boolean,
+    default: false,
+  },
 });
 
 // 定义事件 (使用对象语法修复类型)
@@ -259,7 +264,10 @@ const toggleButtonTitle = computed(() => {
 </script>
 
 <template>
-  <div class="flex bg-header border border-border rounded-t-md mx-2 mt-2 overflow-hidden h-10">
+  <!-- +++ 使用 :class 绑定来条件化样式 +++ -->
+  <div :class="['flex bg-header border border-border overflow-hidden h-10',
+               { 'rounded-t-md mx-2 mt-2': !isMobile } // 只在非移动端应用这些类
+              ]">
     <div class="flex items-center overflow-x-auto flex-shrink min-w-0">
       <ul class="flex list-none p-0 m-0 h-full flex-shrink-0">
         <li
@@ -302,7 +310,8 @@ const toggleButtonTitle = computed(() => {
         >
           <i :class="[eyeIconClass, 'text-sm']"></i>
         </button>
-        <button class="flex items-center justify-center px-3 h-full border-l border-border text-text-secondary hover:bg-border hover:text-foreground transition-colors duration-150"
+        <!-- +++ 使用 v-if 隐藏移动端的布局按钮 +++ -->
+        <button v-if="!isMobile" class="flex items-center justify-center px-3 h-full border-l border-border text-text-secondary hover:bg-border hover:text-foreground transition-colors duration-150"
                 @click="openLayoutConfigurator" :title="t('layout.configure', '配置布局')">
           <i class="fas fa-th-large text-sm"></i>
         </button>
diff --git a/packages/frontend/src/components/VirtualKeyboard.vue b/packages/frontend/src/components/VirtualKeyboard.vue
new file mode 100644
index 0000000..ca1a616
--- /dev/null
+++ b/packages/frontend/src/components/VirtualKeyboard.vue
@@ -0,0 +1,132 @@
+<script setup lang="ts">
+import { ref, defineEmits } from 'vue'; // +++ Import ref +++
+
+const emit = defineEmits<{
+  (e: 'send-key', keySequence: string): void;
+}>();
+
+// +++ Add state for modifier keys +++
+const isCtrlActive = ref(false);
+const isAltActive = ref(false);
+
+// +++ Function to toggle modifier state +++
+const toggleModifier = (modifier: 'ctrl' | 'alt') => {
+  if (modifier === 'ctrl') {
+    isCtrlActive.value = !isCtrlActive.value;
+    isAltActive.value = false; // Ctrl and Alt are mutually exclusive
+  } else if (modifier === 'alt') {
+    isAltActive.value = !isAltActive.value;
+    isCtrlActive.value = false; // Ctrl and Alt are mutually exclusive
+  }
+};
+
+// +++ Modified sendKey function +++
+const sendKey = (keyDef: KeyDefinition) => {
+  // Handle modifier key clicks
+  if (keyDef.type === 'modifier') {
+    toggleModifier(keyDef.label.toLowerCase() as 'ctrl' | 'alt');
+    return; // Just toggle state, don't emit anything
+  }
+
+  // Determine the sequence to send
+  let sequence = keyDef.sequence ?? keyDef.label; // Default to label if no sequence (e.g., for 'A')
+
+  if (isCtrlActive.value) {
+    // Handle Ctrl combinations (example: convert A-Z to control characters 1-26)
+    if (keyDef.type === 'char' && keyDef.label.length === 1 && keyDef.label >= 'A' && keyDef.label <= 'Z') {
+      sequence = String.fromCharCode(keyDef.label.charCodeAt(0) - 'A'.charCodeAt(0) + 1);
+    } else if (keyDef.label === 'Ctrl+C') { // Keep predefined Ctrl+C
+       sequence = '\x03';
+    }
+    // Add more Ctrl combinations here if needed
+    console.log(`[VirtualKeyboard] Sending Ctrl + ${keyDef.label} as ${JSON.stringify(sequence)}`);
+  } else if (isAltActive.value) {
+    // Handle Alt combinations (typically prefix with ESC)
+    sequence = '\x1b' + sequence;
+    console.log(`[VirtualKeyboard] Sending Alt + ${keyDef.label} as ${JSON.stringify(sequence)}`);
+  } else {
+     // Send the standard sequence
+     console.log(`[VirtualKeyboard] Sending key: ${JSON.stringify(sequence)}`);
+  }
+
+  // Emit the final sequence
+  emit('send-key', sequence);
+
+  // Reset modifier state after sending a combined key
+  if (isCtrlActive.value || isAltActive.value) {
+    isCtrlActive.value = false;
+    isAltActive.value = false;
+  }
+};
+
+// +++ Define key structure +++
+interface KeyDefinition {
+  label: string;
+  sequence?: string; // Sequence if different from label
+  type: 'modifier' | 'control' | 'char' | 'navigation' | 'special'; // Key type
+}
+
+// +++ Updated key layout definition +++
+const keys: KeyDefinition[] = [
+  // Row 1: Modifiers and special controls
+  { label: 'Ctrl', type: 'modifier' },
+  { label: 'Alt', type: 'modifier' },
+  { label: 'Tab', sequence: '\t', type: 'control' },
+  { label: 'Esc', sequence: '\x1b', type: 'control' },
+  // Row 2: Navigation and common symbols
+  { label: '↑', sequence: '\x1b[A', type: 'navigation' },
+  { label: '↓', sequence: '\x1b[B', type: 'navigation' },
+  { label: '←', sequence: '\x1b[D', type: 'navigation' },
+  { label: '→', sequence: '\x1b[C', type: 'navigation' },
+  { label: 'Home', sequence: '\x1b[1~', type: 'navigation' }, // +++ Home +++
+  { label: 'End', sequence: '\x1b[4~', type: 'navigation' }, // +++ End +++
+  { label: 'PgUp', sequence: '\x1b[5~', type: 'navigation' }, // +++ PageUp +++
+  { label: 'PgDn', sequence: '\x1b[6~', type: 'navigation' }, // +++ PageDown +++
+  // Row 3: Example character keys for combinations
+  { label: 'A', type: 'char' },
+  { label: 'B', type: 'char' },
+  { label: 'C', type: 'char' }, 
+  { label: 'D', type: 'char' },
+  { label: 'F', type: 'char' },
+  // Add more letters, numbers, or symbols as needed
+];
+</script>
+
+<template>
+  <!-- +++ Updated template loop and bindings +++ -->
+  <div class="virtual-keyboard-bar flex flex-wrap items-center justify-center gap-1 p-1 bg-background border-t border-border">
+    <button
+      v-for="keyDef in keys"
+      :key="keyDef.label"
+      @click="sendKey(keyDef)"
+      class="px-3 py-1.5 rounded border border-border bg-input text-foreground text-xs hover:bg-border focus:outline-none focus:ring-1 focus:ring-primary transition-colors duration-150"
+      :class="{
+        'bg-primary text-primary-foreground hover:bg-primary/90': // Style for active modifiers
+          (keyDef.label === 'Ctrl' && isCtrlActive) ||
+          (keyDef.label === 'Alt' && isAltActive)
+      }"
+      :title="keyDef.label"
+    >
+      {{ keyDef.label }}
+    </button>
+  </div>
+</template>
+
+<style scoped>
+.virtual-keyboard-bar {
+  /* Base styles */
+  flex-wrap: wrap; /* Allow wrapping */
+}
+
+button {
+  min-width: 40px; /* Ensure tappable area */
+  text-align: center;
+}
+
+/* Optional: Add specific styles for modifier keys */
+/*
+button[title="Ctrl"], button[title="Alt"] {
+  font-weight: bold;
+}
+*/
+</style>
\ No newline at end of file
diff --git a/packages/frontend/src/views/WorkspaceView.vue b/packages/frontend/src/views/WorkspaceView.vue
index 95933e9..8211acb 100644
--- a/packages/frontend/src/views/WorkspaceView.vue
+++ b/packages/frontend/src/views/WorkspaceView.vue
@@ -2,19 +2,23 @@
 import { onMounted, onBeforeUnmount, computed, ref } from 'vue';
 import { useI18n } from 'vue-i18n';
 import { storeToRefs } from 'pinia';
-import { useLayoutStore } from '../stores/layout.store'; 
-import { useConnectionsStore, type ConnectionInfo } from '../stores/connections.store'; 
+import { useBreakpoints, breakpointsTailwind } from '@vueuse/core'; // +++ 引入 useBreakpoints +++
+import { useLayoutStore } from '../stores/layout.store';
+import { useConnectionsStore, type ConnectionInfo } from '../stores/connections.store';
 import AddConnectionFormComponent from '../components/AddConnectionForm.vue';
 import TerminalTabBar from '../components/TerminalTabBar.vue';
 import LayoutRenderer from '../components/LayoutRenderer.vue';
 import LayoutConfigurator from '../components/LayoutConfigurator.vue';
-import RemoteDesktopModal from '../components/RemoteDesktopModal.vue'; 
+import RemoteDesktopModal from '../components/RemoteDesktopModal.vue';
+import Terminal from '../components/Terminal.vue'; // +++ 引入 Terminal 组件 +++
+import CommandInputBar from '../components/CommandInputBar.vue'; // +++ 引入 CommandInputBar 组件 +++
+import VirtualKeyboard from '../components/VirtualKeyboard.vue'; // +++ 引入 VirtualKeyboard 组件 +++
 import { useSessionStore, type SessionTabInfoWithStatus, type SshTerminalInstance } from '../stores/session.store';
 import { useSettingsStore } from '../stores/settings.store';
 import { useFileEditorStore, type FileTab } from '../stores/fileEditor.store';
 import { useCommandHistoryStore } from '../stores/commandHistory.store';
-import type { Terminal } from 'xterm'; 
-import type { ISearchOptions } from '@xterm/addon-search'; 
+import type { Terminal as XtermTerminal } from 'xterm'; // --- 重命名避免冲突 ---
+import type { ISearchOptions } from '@xterm/addon-search';
 
 // --- Setup ---
 const { t } = useI18n();
@@ -25,6 +29,8 @@ const layoutStore = useLayoutStore();
 const commandHistoryStore = useCommandHistoryStore();
 const connectionsStore = useConnectionsStore(); 
 const { isHeaderVisible } = storeToRefs(layoutStore);
+const breakpoints = useBreakpoints(breakpointsTailwind); // +++ 初始化 Breakpoints +++
+const isMobile = breakpoints.smaller('md'); // +++ 定义 isMobile (小于 md 断点) +++
 
 // --- 从 Store 获取响应式状态和 Getters ---
 const { sessionTabsWithStatus, activeSessionId, activeSession, isRdpModalOpen, rdpConnectionInfo } = storeToRefs(sessionStore); // 使用 storeToRefs 获取 RDP 状态
@@ -59,6 +65,7 @@ const showLayoutConfigurator = ref(false); // 控制布局配置器可见性
 
 // --- 搜索状态 ---
 const currentSearchTerm = ref(''); // 当前搜索的关键词
+const mobileTerminalRef = ref<InstanceType<typeof Terminal> | null>(null); // +++ 添加 mobileTerminalRef +++
 
 // --- 新增：处理全局键盘事件 ---
 const handleGlobalKeyDown = (event: KeyboardEvent) => {
@@ -224,7 +231,7 @@ onBeforeUnmount(() => {
  // 处理终端就绪 (用于 Terminal)
  // 注意：LayoutRenderer 内部的 Terminal 组件需要 emit('terminal-ready', payload)
  // *** 修正：更新 payload 类型以包含 searchAddon ***
- const handleTerminalReady = (payload: { sessionId: string; terminal: Terminal; searchAddon: any | null }) => { // 使用 any 避免导入 SearchAddon 类型
+ const handleTerminalReady = (payload: { sessionId: string; terminal: XtermTerminal; searchAddon: any | null }) => { // --- 使用重命名的 XtermTerminal ---
     console.log(`[工作区视图 ${payload.sessionId}] 收到 terminal-ready 事件。Payload:`, payload); // *** 添加 Payload 日志 ***
     // *** 检查 payload 中 searchAddon 是否存在 ***
     if (payload && payload.searchAddon) {
@@ -237,7 +244,7 @@ onBeforeUnmount(() => {
 };
 
 // --- 搜索事件处理 ---
-const handleSearch = (term: string) => {
+const handleSearch = (term: string) => { // +++ 修改 +++
   currentSearchTerm.value = term;
   if (!term) {
     // 如果搜索词为空，清除搜索
@@ -246,52 +253,90 @@ const handleSearch = (term: string) => {
   }
   console.log(`[WorkspaceView] Received search event: "${term}"`);
   // 默认向前搜索
-  handleFindNext();
+  // 触发 findNext
+  handleFindNext(); // 保持调用 findNext，内部会处理 isMobile
 };
 
-const handleFindNext = () => {
-  const manager = activeSession.value?.terminalManager;
-  if (manager && currentSearchTerm.value) {
-    console.log(`[WorkspaceView] Calling findNext for term: "${currentSearchTerm.value}"`);
-    const found = manager.searchNext(currentSearchTerm.value, { incremental: true });
-    console.log(`[WorkspaceView] findNext returned: ${found}`); // 打印返回值
-    if (!found) {
-      console.log(`[WorkspaceView] findNext: No more results for "${currentSearchTerm.value}"`);
-      // 可以添加 UI 提示，例如短暂高亮搜索框
+const handleFindNext = () => { // +++ 修改 +++
+  if (isMobile.value) {
+    if (mobileTerminalRef.value && currentSearchTerm.value) {
+      console.log(`[WorkspaceView Mobile] Calling findNext for term: "${currentSearchTerm.value}"`);
+      const found = mobileTerminalRef.value.findNext(currentSearchTerm.value, { incremental: true });
+      console.log(`[WorkspaceView Mobile] findNext returned: ${found}`);
+      if (!found) {
+        console.log(`[WorkspaceView Mobile] findNext: No more results for "${currentSearchTerm.value}"`);
+      }
+    } else {
+      console.warn(`[WorkspaceView Mobile] Cannot findNext, no mobile terminal ref or search term.`);
     }
   } else {
-     console.warn(`[WorkspaceView] Cannot findNext, no active session manager or search term.`);
+    // --- 桌面端逻辑 ---
+    const manager = activeSession.value?.terminalManager;
+    if (manager && currentSearchTerm.value) {
+      console.log(`[WorkspaceView Desktop] Calling findNext for term: "${currentSearchTerm.value}"`);
+      const found = manager.searchNext(currentSearchTerm.value, { incremental: true });
+      console.log(`[WorkspaceView Desktop] findNext returned: ${found}`);
+      if (!found) {
+        console.log(`[WorkspaceView Desktop] findNext: No more results for "${currentSearchTerm.value}"`);
+      }
+    } else {
+       console.warn(`[WorkspaceView Desktop] Cannot findNext, no active session manager or search term.`);
+    }
   }
 };
 
-const handleFindPrevious = () => {
-  const manager = activeSession.value?.terminalManager;
-  if (manager && currentSearchTerm.value) {
-     console.log(`[WorkspaceView] Calling findPrevious for term: "${currentSearchTerm.value}"`);
-    const found = manager.searchPrevious(currentSearchTerm.value, { incremental: true });
-    console.log(`[WorkspaceView] findPrevious returned: ${found}`); // 打印返回值
-     if (!found) {
-      console.log(`[WorkspaceView] findPrevious: No previous results for "${currentSearchTerm.value}"`);
-      // 可以添加 UI 提示
+const handleFindPrevious = () => { // +++ 修改 +++
+  if (isMobile.value) {
+    if (mobileTerminalRef.value && currentSearchTerm.value) {
+      console.log(`[WorkspaceView Mobile] Calling findPrevious for term: "${currentSearchTerm.value}"`);
+      const found = mobileTerminalRef.value.findPrevious(currentSearchTerm.value, { incremental: true });
+      console.log(`[WorkspaceView Mobile] findPrevious returned: ${found}`);
+      if (!found) {
+        console.log(`[WorkspaceView Mobile] findPrevious: No previous results for "${currentSearchTerm.value}"`);
+      }
+    } else {
+      console.warn(`[WorkspaceView Mobile] Cannot findPrevious, no mobile terminal ref or search term.`);
     }
   } else {
-     console.warn(`[WorkspaceView] Cannot findPrevious, no active session manager or search term.`);
+    // --- 桌面端逻辑 ---
+    const manager = activeSession.value?.terminalManager;
+    if (manager && currentSearchTerm.value) {
+       console.log(`[WorkspaceView Desktop] Calling findPrevious for term: "${currentSearchTerm.value}"`);
+      const found = manager.searchPrevious(currentSearchTerm.value, { incremental: true });
+      console.log(`[WorkspaceView Desktop] findPrevious returned: ${found}`);
+       if (!found) {
+        console.log(`[WorkspaceView Desktop] findPrevious: No previous results for "${currentSearchTerm.value}"`);
+      }
+    } else {
+       console.warn(`[WorkspaceView Desktop] Cannot findPrevious, no active session manager or search term.`);
+    }
   }
 };
 
-const handleCloseSearch = () => {
+const handleCloseSearch = () => { // +++ 修改 +++
   console.log(`[WorkspaceView] Received close-search event.`);
   currentSearchTerm.value = ''; // 清空搜索词
-  const manager = activeSession.value?.terminalManager;
-  if (manager) {
-    manager.clearTerminalSearch();
+  if (isMobile.value) {
+    if (mobileTerminalRef.value) {
+      mobileTerminalRef.value.clearSearch();
+      console.log(`[WorkspaceView Mobile] Search cleared.`);
+    } else {
+      console.warn(`[WorkspaceView Mobile] Cannot clear search, no mobile terminal ref.`);
+    }
   } else {
-     console.warn(`[WorkspaceView] Cannot clear search, no active session manager.`);
+    // --- 桌面端逻辑 ---
+    const manager = activeSession.value?.terminalManager;
+    if (manager) {
+      manager.clearTerminalSearch();
+      console.log(`[WorkspaceView Desktop] Search cleared.`);
+    } else {
+       console.warn(`[WorkspaceView Desktop] Cannot clear search, no active session manager.`);
+    }
   }
 };
 
 // +++ 新增：处理清空终端事件 +++
-const handleClearTerminal = () => {
+const handleClearTerminal = () => { // +++ 修改 +++
   const currentSession = activeSession.value;
   if (!currentSession) {
     console.warn('[WorkspaceView] Cannot clear terminal, no active session.');
@@ -299,11 +344,21 @@ const handleClearTerminal = () => {
   }
   const terminalManager = currentSession.terminalManager as (SshTerminalInstance | undefined);
   // 调用 Terminal.vue 组件暴露的 clear 方法
-  if (terminalManager && terminalManager.terminalInstance?.value && typeof terminalManager.terminalInstance.value.clear === 'function') {
-    console.log(`[WorkspaceView] Clearing terminal for active session ${currentSession.sessionId}`);
-    terminalManager.terminalInstance.value.clear();
+  if (isMobile.value) {
+    if (mobileTerminalRef.value) {
+      mobileTerminalRef.value.clear();
+      console.log(`[WorkspaceView Mobile] Terminal cleared.`);
+    } else {
+      console.warn(`[WorkspaceView Mobile] Cannot clear terminal, no mobile terminal ref.`);
+    }
   } else {
-    console.warn(`[WorkspaceView] Cannot clear terminal for session ${currentSession.sessionId}, terminal manager, instance, or clear method not available.`);
+    // --- 桌面端逻辑 ---
+    if (terminalManager && terminalManager.terminalInstance?.value && typeof terminalManager.terminalInstance.value.clear === 'function') {
+      console.log(`[WorkspaceView Desktop] Clearing terminal for active session ${currentSession.sessionId}`);
+      terminalManager.terminalInstance.value.clear();
+    } else {
+      console.warn(`[WorkspaceView Desktop] Cannot clear terminal for session ${currentSession.sessionId}, terminal manager, instance, or clear method not available.`);
+    }
   }
 };
 
@@ -402,6 +457,24 @@ const handleCloseEditorTab = (tabId: string) => {
     sessionStore.handleOpenNewSession(id);
  };
 
+// +++ 新增：处理虚拟键盘按键事件 +++
+const handleVirtualKeyPress = (keySequence: string) => {
+ const currentSession = activeSession.value;
+ if (!currentSession) {
+   console.warn('[WorkspaceView] Cannot send virtual key, no active session.');
+   return;
+ }
+ // 在移动端模式下，我们假设 terminalManager 总是存在的（如果会话活动）
+ // 并且直接发送数据，因为虚拟键盘通常用于发送控制字符或特殊序列
+ const terminalManager = currentSession.terminalManager as (SshTerminalInstance | undefined);
+ if (terminalManager && typeof terminalManager.sendData === 'function') {
+   console.log(`[WorkspaceView Mobile] Sending virtual key sequence: ${JSON.stringify(keySequence)}`);
+   terminalManager.sendData(keySequence);
+ } else {
+   console.warn(`[WorkspaceView Mobile] Cannot send virtual key for session ${currentSession.sessionId}, terminal manager or sendData method not available.`);
+ }
+};
+
 // RDP 事件处理方法已被移除
 
  // --- 标签页关闭操作处理 ---
@@ -459,12 +532,13 @@ const handleCloseEditorTab = (tabId: string) => {
 </script>
 
 <template>
-  <!-- *** 确保动态 class 绑定存在 *** -->
-  <div :class="['workspace-view', { 'with-header': isHeaderVisible }]">
-    <!-- TerminalTabBar 始终渲染 -->
+  <!-- *** 动态 class 绑定，添加 is-mobile 类 *** -->
+  <div :class="['workspace-view', { 'with-header': isHeaderVisible, 'is-mobile': isMobile }]">
+    <!-- TerminalTabBar 始终渲染, 传递 isMobile 状态 -->
     <TerminalTabBar
         :sessions="sessionTabsWithStatus"
         :active-session-id="activeSessionId"
+        :is-mobile="isMobile"
         @activate-session="sessionStore.activateSession"
         @close-session="sessionStore.closeSession"
         @open-layout-configurator="handleOpenLayoutConfigurator"
@@ -475,44 +549,80 @@ const handleCloseEditorTab = (tabId: string) => {
         @close-sessions-to-left="handleCloseSessionsToLeft"
     />
 
-    <!-- 移除 :class 绑定 -->
-    <div class="main-content-area">
-      <LayoutRenderer
-        v-if="layoutTree"
-        :is-root-renderer="true"
-        :layout-node="layoutTree"
-        :active-session-id="activeSessionId"
-        class="layout-renderer-wrapper"
-        :editor-tabs="editorTabs"
-        :active-editor-tab-id="activeEditorTabId"
+    <!-- --- 桌面端布局 --- -->
+    <template v-if="!isMobile">
+      <div class="main-content-area">
+        <LayoutRenderer
+          v-if="layoutTree"
+          :is-root-renderer="true"
+          :layout-node="layoutTree"
+          :active-session-id="activeSessionId"
+          class="layout-renderer-wrapper"
+          :editor-tabs="editorTabs"
+          :active-editor-tab-id="activeEditorTabId"
+          @send-command="handleSendCommand"
+          @terminal-input="handleTerminalInput"
+          @terminal-resize="handleTerminalResize"
+          @terminal-ready="handleTerminalReady"
+          @close-editor-tab="handleCloseEditorTab"
+          @activate-editor-tab="handleActivateEditorTab"
+          @update-editor-content="handleUpdateEditorContent"
+          @save-editor-tab="handleSaveEditorTab"
+          @connect-request="handleConnectRequest"
+          @open-new-session="handleOpenNewSession"
+          @request-add-connection="handleRequestAddConnection"
+          @request-edit-connection="handleRequestEditConnection"
+          @search="handleSearch"
+          @find-next="handleFindNext"
+          @find-previous="handleFindPrevious"
+          @close-search="handleCloseSearch"
+          @clear-terminal="handleClearTerminal"
+          @change-encoding="handleChangeEncoding"
+          @close-other-tabs="handleCloseOtherEditorTabs"
+          @close-tabs-to-right="handleCloseEditorTabsToRight"
+          @close-tabs-to-left="handleCloseEditorTabsToLeft"
+        ></LayoutRenderer>
+        <div v-else class="pane-placeholder">
+          {{ t('layout.loading', '加载布局中...') }}
+        </div>
+      </div>
+    </template>
+
+    <!-- --- 移动端布局 --- -->
+    <template v-else>
+      <div class="mobile-content-area">
+        <Terminal
+          v-if="activeSessionId"
+          ref="mobileTerminalRef"
+          :session-id="activeSessionId"
+          :is-active="true"
+          class="mobile-terminal"
+          @data="(data) => handleTerminalInput({ sessionId: activeSessionId!, data })"
+          @resize="(dims) => handleTerminalResize({ sessionId: activeSessionId!, dims })"
+          @ready="(payload) => handleTerminalReady({ ...payload, sessionId: activeSessionId! })"
+        />
+        <div v-else class="pane-placeholder">
+          {{ t('workspace.noActiveSession', '没有活动的会话') }}
+        </div>
+      </div>
+      <CommandInputBar
+        class="mobile-command-bar"
+        :is-mobile="isMobile"
         @send-command="handleSendCommand"
-        @terminal-input="handleTerminalInput"
-        @terminal-resize="handleTerminalResize"
-        @terminal-ready="handleTerminalReady"
-        @close-editor-tab="handleCloseEditorTab"
-        @activate-editor-tab="handleActivateEditorTab"
-        @update-editor-content="handleUpdateEditorContent"
-        @save-editor-tab="handleSaveEditorTab"
-        @connect-request="handleConnectRequest"
-        @open-new-session="handleOpenNewSession"
-        @request-add-connection="handleRequestAddConnection"
-        @request-edit-connection="handleRequestEditConnection"
         @search="handleSearch"
         @find-next="handleFindNext"
         @find-previous="handleFindPrevious"
         @close-search="handleCloseSearch"
         @clear-terminal="handleClearTerminal"
-        @change-encoding="handleChangeEncoding"
-        @close-other-tabs="handleCloseOtherEditorTabs"
-        @close-tabs-to-right="handleCloseEditorTabsToRight"
-        @close-tabs-to-left="handleCloseEditorTabsToLeft"
-      ></LayoutRenderer> <!-- 修正：使用单独的结束标签 -->
-      <div v-else class="pane-placeholder"> <!-- 确保 v-else 紧随 v-if -->
-        {{ t('layout.loading', '加载布局中...') }}
-      </div>
-    </div>
+      />
+      <!-- +++ 添加虚拟键盘，监听事件 +++ -->
+      <VirtualKeyboard
+        class="mobile-virtual-keyboard"
+        @send-key="handleVirtualKeyPress"
+      />
+    </template>
 
-    <!-- Modals should be outside the main content flow -->
+    <!-- Modals 保持不变，应在布局之外 -->
     <AddConnectionFormComponent
       v-if="showAddEditForm"
       :connection-to-edit="connectionToEdit"
@@ -526,13 +636,12 @@ const handleCloseEditorTab = (tabId: string) => {
       @close="handleCloseLayoutConfigurator"
     />
 
-    <!-- RDP Modal (使用 Store 状态控制) -->
     <RemoteDesktopModal
       v-if="isRdpModalOpen"
       :connection="rdpConnectionInfo"
       @close="sessionStore.closeRdpModal()"
     />
-  </div> <!-- End of root element -->
+  </div>
 </template>
 
 <style scoped>
@@ -582,6 +691,50 @@ const handleCloseEditorTab = (tabId: string) => {
     padding: var(--base-padding); /* Use base padding variable */
 }
 
-/* 移除旧的、不再需要的特定面板样式，因为渲染由 LayoutRenderer 处理 */
+
+/* --- Mobile Layout Styles --- */
+.workspace-view.is-mobile {
+  /* Ensure flex column layout */
+  display: flex; /* Uncommented */
+  flex-direction: column; /* Uncommented */
+  /* Height is already handled by .workspace-view and .with-header */
+}
+
+.workspace-view.is-mobile .main-content-area {
+  /* Hide the desktop content area in mobile view */
+  display: none;
+}
+
+.mobile-content-area {
+  display: flex; /* Use flex for the terminal container */
+  flex-direction: column; /* Stack elements vertically if needed */
+  flex-grow: 1; /* Allow this area to take up remaining space */
+  overflow: hidden; /* Prevent overflow */
+  position: relative; /* Needed for potential absolute positioning inside */
+  /* Remove desktop margins/borders */
+  margin: 0;
+  border: none;
+  border-radius: 0;
+}
+
+.mobile-terminal {
+  flex-grow: 1; /* Terminal takes all available space in mobile-content-area */
+  width: 100%;
+  overflow: hidden;
+}
+
+.mobile-command-bar {
+  flex-shrink: 0; /* Prevent command bar from shrinking */
+  /* Add specific styles if needed, e.g., border-top */
+  border-top: 1px solid var(--border-color, #ccc);
+}
+
+.mobile-virtual-keyboard {
+  flex-shrink: 0; /* 防止虚拟键盘缩小 */
+  /* 可以添加更多样式，例如背景色、边框等 */
+}
+
+/* Ensure modals are still displayed correctly (they are outside the main flow) */
+
 
 </style>