diff --git a/web/src/components/AgentChatComponent.vue b/web/src/components/AgentChatComponent.vue
index 00c38585..644c37a6 100644
--- a/web/src/components/AgentChatComponent.vue
+++ b/web/src/components/AgentChatComponent.vue
@@ -12,8 +12,12 @@
           </div>
         </div>
         <div class="header__right">
-          <!-- AgentState 显示按钮已移动到输入框底部 -->
-          <slot name="header-right"></slot>
+          <slot
+            name="header-right"
+            :is-agent-panel-open="isAgentPanelOpen"
+            :has-active-thread="!!currentChatId"
+            :toggle-agent-panel="toggleAgentPanel"
+          ></slot>
         </div>
       </div>
 
@@ -150,12 +154,10 @@
                 :send-button-disabled="isSendButtonDisabled"
                 :mention="mentionConfig"
                 :supports-file-upload="supportsFileUpload"
-                :is-panel-open="isAgentPanelOpen"
                 :has-active-thread="!!currentChatId"
                 :todos="currentTodos"
                 @send="handleSendOrStop"
                 @upload-attachment="handleAttachmentUpload"
-                @toggle-panel="toggleAgentPanel"
               >
                 <template #actions-left-extra>
                   <slot name="input-actions-left"></slot>
@@ -193,8 +195,7 @@
           ref="panelWrapperRef"
           :class="{
             'is-visible': isAgentPanelOpen,
-            'no-transition': isResizing,
-            'is-expanded': isAgentPanelExpanded
+            'no-transition': isResizing
           }"
           :style="{
             flexBasis: isAgentPanelOpen ? `${panelRatio * 100}%` : '0px'
@@ -208,10 +209,7 @@
             :agent-id="currentThread?.agent_id || currentAgentId"
             :agent-config-id="selectedAgentConfigId"
             :panel-ratio="panelRatio"
-            :is-expanded="isAgentPanelExpanded"
             @refresh="handleAgentStateRefresh"
-            @close="toggleAgentPanel"
-            @toggle-expand="togglePanelExpanded"
             @resize="handlePanelResize"
             @resizing="handleResizingChange"
           />
@@ -360,7 +358,6 @@ const localUIState = reactive({
 
 // Agent Panel State
 const isAgentPanelOpen = ref(false)
-const isAgentPanelExpanded = ref(false)
 const isResizing = ref(false)
 const panelRatio = ref(0.3) // 面板宽度比例 (0-1)
 const panelWrapperRef = ref(null) // 直接操作 DOM
@@ -1583,20 +1580,11 @@ const toggleAgentPanel = async () => {
   const nextOpen = !isAgentPanelOpen.value
   isAgentPanelOpen.value = nextOpen
 
-  if (!nextOpen) {
-    isAgentPanelExpanded.value = false
-  }
-
   if (nextOpen) {
     await handleAgentStateRefresh()
   }
 }
 
-const togglePanelExpanded = () => {
-  if (!isAgentPanelOpen.value) return
-  isAgentPanelExpanded.value = !isAgentPanelExpanded.value
-}
-
 // 处理面板宽度调整（使用比例）
 // 向右拖动(deltaX > 0)让面板变窄，向左拖动(deltaX < 0)让面板变宽
 const handlePanelResize = (clientX) => {
@@ -2006,11 +1994,11 @@ watch(currentChatId, (threadId, oldThreadId) => {
 
 .agent-panel-wrapper {
   flex: 0 0 auto;
-  align-self: flex-end;
-  height: 70vh;
+  align-self: stretch;
+  height: auto;
   overflow: hidden;
   z-index: 20;
-  margin: 28px 8px;
+  margin: 0 8px 8px;
   margin-left: 0;
   background: var(--gray-0);
   border-radius: 16px;
@@ -2019,22 +2007,6 @@ watch(currentChatId, (threadId, oldThreadId) => {
   will-change: flex-basis;
 }
 
-.agent-panel-wrapper.is-expanded {
-  align-self: stretch;
-  height: calc(100% - 16px);
-  margin-top: 8px;
-  margin-bottom: 8px;
-}
-
-@media (max-height: 700px) {
-  .agent-panel-wrapper {
-    height: calc(100% - 56px);
-  }
-
-  .agent-panel-wrapper.is-expanded {
-    height: calc(100% - 16px);
-  }
-}
 
 /* Workbench transition animations */
 .agent-panel-wrapper {
diff --git a/web/src/components/AgentInputArea.vue b/web/src/components/AgentInputArea.vue
index a7445535..a1888596 100644
--- a/web/src/components/AgentInputArea.vue
+++ b/web/src/components/AgentInputArea.vue
@@ -87,16 +87,6 @@
     </template>
     <template #actions-right>
       <div class="input-actions-right">
-        <button
-          v-if="hasActiveThread"
-          class="input-action-btn"
-          :class="{ active: isPanelOpen }"
-          @click.stop="$emit('toggle-panel')"
-          title="查看文件"
-        >
-          <FolderKanban :size="18" />
-          <span>文件</span>
-        </button>
         <slot name="actions-left-extra"></slot>
       </div>
     </template>
@@ -108,7 +98,7 @@ import { computed, ref, watch } from 'vue'
 import MessageInputComponent from '@/components/MessageInputComponent.vue'
 import ImagePreviewComponent from '@/components/ImagePreviewComponent.vue'
 import AttachmentOptionsComponent from '@/components/AttachmentOptionsComponent.vue'
-import { FolderKanban, SquareCheck } from 'lucide-vue-next'
+import { SquareCheck } from 'lucide-vue-next'
 import {
   CheckCircleOutlined,
   ClockCircleOutlined,
@@ -124,7 +114,6 @@ const props = defineProps({
   sendButtonDisabled: { type: Boolean, default: false },
   mention: { type: Object, default: () => null },
   supportsFileUpload: { type: Boolean, default: false },
-  isPanelOpen: { type: Boolean, default: false },
   hasActiveThread: { type: Boolean, default: true },
   todos: {
     type: Array,
@@ -132,13 +121,7 @@ const props = defineProps({
   }
 })
 
-const emit = defineEmits([
-  'update:modelValue',
-  'send',
-  'keydown',
-  'upload-attachment',
-  'toggle-panel'
-])
+const emit = defineEmits(['update:modelValue', 'send', 'keydown', 'upload-attachment'])
 
 const inputRef = ref(null)
 const currentImage = ref(null)
diff --git a/web/src/components/AgentPanel.vue b/web/src/components/AgentPanel.vue
index d13c8ad1..f0e75c6b 100644
--- a/web/src/components/AgentPanel.vue
+++ b/web/src/components/AgentPanel.vue
@@ -11,16 +11,6 @@
           <button class="header-action-btn" title="刷新" @click="emitRefresh">
             <RefreshCw :size="15" />
           </button>
-          <button
-            class="header-action-btn"
-            :title="isExpanded ? '恢复高度' : '向上展开'"
-            @click="emit('toggle-expand')"
-          >
-            <component :is="isExpanded ? ChevronsDownUp : ChevronsUpDown" :size="15" />
-          </button>
-          <button class="close-btn" @click="$emit('close')">
-            <X :size="18" />
-          </button>
         </div>
       </div>
     </div>
@@ -124,7 +114,7 @@
 
 <script setup>
 import { computed, onMounted, onUnmounted, ref, watch } from 'vue'
-import { ChevronsDownUp, ChevronsUpDown, Download, RefreshCw, Trash2, X } from 'lucide-vue-next'
+import { Download, RefreshCw, Trash2 } from 'lucide-vue-next'
 import { Modal, message } from 'ant-design-vue'
 import FileTreeComponent from '@/components/FileTreeComponent.vue'
 import AgentFilePreview from '@/components/AgentFilePreview.vue'
@@ -159,14 +149,10 @@ const props = defineProps({
   panelRatio: {
     type: Number,
     default: 0.35
-  },
-  isExpanded: {
-    type: Boolean,
-    default: false
   }
 })
 
-const emit = defineEmits(['refresh', 'close', 'resize', 'resizing', 'toggle-expand'])
+const emit = defineEmits(['refresh', 'resize', 'resizing'])
 const INLINE_PREVIEW_MIN_WIDTH = 920
 const DEFAULT_EXPANDED_ROOT_DIRECTORY_NAME = 'user-data'
 
@@ -751,23 +737,6 @@ watch(useInlinePreview, (isInline) => {
   flex-shrink: 0;
 }
 
-.close-btn {
-  border: none;
-  background: transparent;
-  cursor: pointer;
-  color: var(--gray-500);
-  padding: 4px;
-  border-radius: 4px;
-  transition: all 0.2s;
-  display: flex;
-  align-items: center;
-  justify-content: center;
-
-  &:hover {
-    background: var(--gray-100);
-    color: var(--gray-700);
-  }
-}
 
 .tab-content {
   flex: 1;
diff --git a/web/src/views/AgentView.vue b/web/src/views/AgentView.vue
index 7f482263..b7a135ef 100644
--- a/web/src/views/AgentView.vue
+++ b/web/src/views/AgentView.vue
@@ -72,9 +72,20 @@
             </a-dropdown>
           </template>
 
-          <template #header-right v-if="userStore.isAdmin">
+          <template #header-right="{ isAgentPanelOpen, hasActiveThread, toggleAgentPanel }">
+            <button
+              v-if="hasActiveThread"
+              type="button"
+              class="agent-nav-btn agent-state-btn"
+              :class="{ active: isAgentPanelOpen }"
+              title="查看文件"
+              @click.stop="toggleAgentPanel"
+            >
+              <FolderKanban size="18" class="nav-btn-icon" />
+              <span class="hide-text">文件</span>
+            </button>
             <div
-              v-if="selectedAgentId"
+              v-if="userStore.isAdmin && selectedAgentId"
               ref="moreButtonRef"
               type="button"
               class="agent-nav-btn"
@@ -141,7 +152,7 @@
 import { computed, ref, watch } from 'vue'
 import { MessageOutlined, ShareAltOutlined } from '@ant-design/icons-vue'
 import { message } from 'ant-design-vue'
-import { Settings2, Ellipsis, ChevronDown, Check, Plus } from 'lucide-vue-next'
+import { Settings2, Ellipsis, ChevronDown, Check, Plus, FolderKanban } from 'lucide-vue-next'
 import { useRoute, useRouter } from 'vue-router'
 import AgentChatComponent from '@/components/AgentChatComponent.vue'
 import AgentConfigSidebar from '@/components/AgentConfigSidebar.vue'