diff --git a/src/components/chat/ChatHeader.vue b/src/components/chat/ChatHeader.vue
index 2f8f3f3..20bd8cc 100644
--- a/src/components/chat/ChatHeader.vue
+++ b/src/components/chat/ChatHeader.vue
@@ -96,8 +96,6 @@
 import { ref } from "vue";
 import { storeToRefs } from "pinia";
 import {
-  Menu,
-  Trash2,
   ExternalLink,
   Pin,
   Archive,
@@ -141,12 +139,6 @@ const showMoreMenu = ref(false);
 const settingsStore = useSettingsStore();
 const { settings } = storeToRefs(settingsStore);
 
-function handleClear() {
-  if (confirm("确定要清空当前对话吗？此操作不可恢复。")) {
-    emit("clear");
-  }
-}
-
 function handleShare() {
   showMoreMenu.value = false;
   emit("share");
diff --git a/src/components/chat/WelcomeScreen.vue b/src/components/chat/WelcomeScreen.vue
index b116bd7..1098fd7 100644
--- a/src/components/chat/WelcomeScreen.vue
+++ b/src/components/chat/WelcomeScreen.vue
@@ -49,16 +49,7 @@
 <script setup lang="ts">
 import { computed } from "vue";
 import {
-  MessageSquare,
   Code,
-  Image,
-  FileText,
-  ChevronRight,
-  Keyboard,
-  Zap,
-  Globe,
-  Lightbulb,
-  PenTool,
 } from "@/components/icons";
 import promptData from "@/assets/prompt.json";
 import type { Suggestion } from "@/types/chat";
diff --git a/src/components/input/ChatInput.vue b/src/components/input/ChatInput.vue
index 31832ea..a8571af 100644
--- a/src/components/input/ChatInput.vue
+++ b/src/components/input/ChatInput.vue
@@ -178,8 +178,7 @@ function showThrottledToast(message: string, type: "error" = "error") {
 }
 
 // 计算属性
-const charCount = computed(() => inputText.value.length);
-const isUploading = computed(() => attachments.value.some((a) => a.uploading));
+const charCount = computed(() => inputText.value.length);
 const isProcessingAttachments = computed(() =>
   attachments.value.some((a) => a.uploading || a.deleting),
 );
diff --git a/src/components/message/MessageBubble.vue b/src/components/message/MessageBubble.vue
index 38357c6..4813dfa 100644
--- a/src/components/message/MessageBubble.vue
+++ b/src/components/message/MessageBubble.vue
@@ -160,8 +160,6 @@ import { ref } from "vue";
 import MarkdownRender from "markstream-vue";
 import { setCustomComponents } from "markstream-vue";
 import {
-  Bot,
-  User,
   AlertCircle,
   RefreshCw,
   Zap,
@@ -170,7 +168,6 @@ import {
   Check,
 } from "@/components/icons";
 import { NImage, NImageGroup } from "naive-ui";
-import MessageActions from "./MessageActions.vue";
 import { formatFileSize, getFileIcon } from "@/utils/helpers";
 import type { Message, Suggestion, Attachment, VideoInfo } from "@/types/chat";
 import ThinkingNode from "./components/ThinkingNode.vue";
@@ -223,11 +220,6 @@ function handleToggleSelect() {
   emit("toggle-select");
 }
 
-// 处理分享按钮点击（进入选择模式）
-function handleShareClick() {
-  emit("enter-select-mode");
-}
-
 function getFileEmoji(mimeType?: string) {
   return getFileIcon(mimeType || "");
 }
@@ -248,18 +240,6 @@ function textCopy(data: any) {
   }
 }
 
-function handleCopy() {
-  emit("copy");
-}
-
-function handleLike() {
-  emit("like");
-}
-
-function handleDislike() {
-  emit("dislike");
-}
-
 setCustomComponents("playground-demo", {
   think: ThinkingNode,
   vmr_container: EChartsContainerNode,
diff --git a/src/components/sidebar/ChatSidebar.vue b/src/components/sidebar/ChatSidebar.vue
index 3aa9c45..02988a8 100644
--- a/src/components/sidebar/ChatSidebar.vue
+++ b/src/components/sidebar/ChatSidebar.vue
@@ -135,12 +135,10 @@ import { useChatStore } from "@/stores/chat";
 import { useSettingsStore } from "@/stores/settings";
 import { chatApi } from "@/services/api.ts";
 import ConversationItem from "./ConversationItem.vue";
-import ShareButton from "./ShareButton.vue";
 import {
   Plus,
   Pin,
   ChevronDown,
-  Check,
   ChevronUp,
 } from "@/components/icons";
 
diff --git a/src/components/ui/StackedCards.vue b/src/components/ui/StackedCards.vue
index 176413a..bd94851 100644
--- a/src/components/ui/StackedCards.vue
+++ b/src/components/ui/StackedCards.vue
@@ -55,48 +55,10 @@ const defaultColors = [
   '#ec4899', // pink
 ]
 
-function formatFileSize(size?: number) {
-  if (!size || size <= 0) return ''
-  const units = ['B', 'KB', 'MB', 'GB']
-  let value = size
-  let unitIndex = 0
-
-  while (value >= 1024 && unitIndex < units.length - 1) {
-    value /= 1024
-    unitIndex += 1
-  }
-
-  const display = value >= 10 || unitIndex === 0 ? Math.round(value) : value.toFixed(1)
-  return `${display} ${units[unitIndex]}`
-}
-
 function getCardTitle(card: CardItem, index: number) {
   return card.title || card.name || `Card ${index + 1}`
 }
 
-function getCardDescription(card: CardItem) {
-  if (card.description) return card.description
-
-  const labels: Record<string, string> = {
-    image: '图片',
-    file: '文件',
-    video: '视频',
-  }
-
-  const kind = labels[card.type || ''] || '附件'
-  const size = formatFileSize(card.size)
-
-  if (card.uploading) {
-    return size ? `${kind} · 上传中 · ${size}` : `${kind} · 上传中`
-  }
-
-  if (card.deleting) {
-    return size ? `${kind} · 删除中 · ${size}` : `${kind} · 删除中`
-  }
-
-  return size ? `${kind} · ${size}` : kind
-}
-
 function getCardIcon(card: CardItem) {
   if (card.icon) return card.icon