diff --git a/src/components/chat/ChatMain.vue b/src/components/chat/ChatMain.vue
index e9f10e2..e1a096f 100644
--- a/src/components/chat/ChatMain.vue
+++ b/src/components/chat/ChatMain.vue
@@ -28,13 +28,6 @@
 
     <!-- 输入区域 -->
     <div class="input-wrapper">
-      <!-- 附件预览区 -->
-      <div v-if="hasAttachments" class="attachments-preview-container">
-        <AttachmentPreview
-          :attachments="currentAttachments"
-          @remove="handleRemoveAttachment"
-        />
-      </div>
       <div class="input-container" :class="{ wide: isWideMode }">
         <ChatInput
           ref="chatInputRef"
@@ -63,7 +56,6 @@ import { useAuthStore } from "@/stores/auth";
 import ChatHeader from "./ChatHeader.vue";
 import MessageList from "./MessageList.vue";
 import ChatInput from "@/components/input/ChatInput.vue";
-import AttachmentPreview from "@/components/input/AttachmentPreview.vue";
 import { MessageType, MessageRole } from "@/types/chat";
 import type { Attachment, Suggestion } from "@/types/chat";
 import { chatApi, type ModelInfo } from "@/services/api";
@@ -127,14 +119,6 @@ const inputPlaceholder = computed(() => {
   return "输入你的问题，按 Ctrl+Enter 发送";
 });
 
-// 附件相关
-const currentAttachments = computed(() => chatInputRef.value?.attachments || []);
-const hasAttachments = computed(() => currentAttachments.value.length > 0);
-
-function handleRemoveAttachment(id: string) {
-  chatInputRef.value?.removeAttachment(id);
-}
-
 function toggleWideMode() {
   isWideMode.value = !isWideMode.value;
 }
@@ -553,17 +537,6 @@ watch(
   }
 }
 
-.attachments-preview-container {
-  margin-bottom: 12px;
-  background: #f3f4f5;
-  border-radius: 16px;
-  overflow: hidden;
-
-  .dark & {
-    background: #1e1e2e;
-  }
-}
-
 .input-container {
   margin: auto;
   width: 55%;
diff --git a/src/components/icons/custom/PlusIcon.vue b/src/components/icons/custom/PlusIcon.vue
new file mode 100644
index 0000000..845f729
--- /dev/null
+++ b/src/components/icons/custom/PlusIcon.vue
@@ -0,0 +1,17 @@
+<template>
+  <svg xmlns="http://www.w3.org/2000/svg" width="13" height="13" viewBox="0 0 13 13" fill="none">
+    <path d="M0.5 6.49457H12.5" stroke="#999999" stroke-linecap="round" />
+    <path d="M6.49414 12.5L6.49414 0.5" stroke="#999999" stroke-linecap="round" />
+  </svg>
+</template>
+
+<script setup lang="ts">
+withDefaults(
+  defineProps<{
+    size?: number;
+  }>(),
+  {
+    size: 18,
+  },
+);
+</script>
diff --git a/src/components/input/AttachmentPreview.vue b/src/components/input/AttachmentPreview.vue
deleted file mode 100644
index d23f687..0000000
--- a/src/components/input/AttachmentPreview.vue
+++ /dev/null
@@ -1,269 +0,0 @@
-<template>
-  <div class="attachment-preview">
-    <TransitionGroup name="attachment">
-      <div
-        v-for="attachment in attachments"
-        :key="attachment.id"
-        class="attachment-item"
-        :class="attachment.type"
-      >
-        <!-- 图片预览 -->
-        <template v-if="attachment.type === 'image'">
-          <img
-            :src="attachment.url"
-            :alt="attachment.name"
-            class="preview-image"
-          />
-        </template>
-
-        <!-- 视频预览 -->
-        <template v-else-if="attachment.type === 'video'">
-          <div class="preview-video">
-            <img
-              v-if="attachment.thumbnail"
-              :src="attachment.thumbnail"
-              :alt="attachment.name"
-            />
-            <div v-else class="video-placeholder">
-              <Video :size="24" />
-            </div>
-            <div class="video-badge">
-              <Play :size="12" />
-            </div>
-          </div>
-        </template>
-
-        <!-- 文件预览 -->
-        <template v-else>
-          <div class="preview-file">
-            <span class="file-emoji">{{
-              getFileEmoji(attachment.mimeType)
-            }}</span>
-            <div class="file-details">
-              <span class="file-name">{{ truncateName(attachment.name) }}</span>
-              <span class="file-size">{{ formatSize(attachment.size) }}</span>
-            </div>
-          </div>
-        </template>
-
-        <!-- 删除按钮 -->
-        <button class="remove-btn" @click="$emit('remove', attachment.id)">
-          <X :size="14" />
-        </button>
-
-        <!-- 上传进度 -->
-        <div v-if="attachment.uploading" class="upload-progress">
-          <div
-            class="progress-bar"
-            :style="{ width: `${attachment.progress || 0}%` }"
-          />
-        </div>
-      </div>
-    </TransitionGroup>
-  </div>
-</template>
-
-<script setup lang="ts">
-import { X, Video, Play } from "@/components/icons";
-import { formatFileSize, getFileIcon, truncateText } from "@/utils/helpers";
-
-interface AttachmentWithProgress {
-  id: string;
-  name: string;
-  type: "image" | "file" | "video";
-  url: string;
-  size?: number;
-  mimeType?: string;
-  thumbnail?: string;
-  uploading?: boolean;
-  progress?: number;
-}
-
-defineProps<{
-  attachments: AttachmentWithProgress[];
-}>();
-
-defineEmits<{
-  remove: [id: string];
-}>();
-
-function getFileEmoji(mimeType?: string) {
-  return getFileIcon(mimeType || "");
-}
-
-function formatSize(size?: number) {
-  return size ? formatFileSize(size) : "";
-}
-
-function truncateName(name: string) {
-  return truncateText(name, 20);
-}
-</script>
-
-<style lang="scss" scoped>
-.attachment-preview {
-  display: flex;
-  flex-wrap: wrap;
-  gap: 10px;
-  padding: 12px 16px;
-  border-bottom: 1px solid #e2e8f0;
-
-  .dark & {
-    border-bottom-color: #374151;
-  }
-}
-
-.attachment-item {
-  position: relative;
-  border-radius: 12px;
-  overflow: hidden;
-  background: #f3f4f6;
-
-  .dark & {
-    background: #374151;
-  }
-
-  &.image,
-  &.video {
-    width: 80px;
-    height: 80px;
-  }
-
-  &.file {
-    padding: 10px 40px 10px 12px;
-  }
-}
-
-.preview-image {
-  width: 100%;
-  height: 100%;
-  object-fit: cover;
-}
-
-.preview-video {
-  position: relative;
-  width: 100%;
-  height: 100%;
-
-  img {
-    width: 100%;
-    height: 100%;
-    object-fit: cover;
-  }
-
-  .video-placeholder {
-    width: 100%;
-    height: 100%;
-    display: flex;
-    align-items: center;
-    justify-content: center;
-    background: #e5e7eb;
-    color: #9ca3af;
-
-    .dark & {
-      background: #4b5563;
-    }
-  }
-
-  .video-badge {
-    position: absolute;
-    bottom: 6px;
-    left: 6px;
-    display: flex;
-    align-items: center;
-    justify-content: center;
-    width: 22px;
-    height: 22px;
-    background: rgba(0, 0, 0, 0.7);
-    border-radius: 50%;
-    color: white;
-  }
-}
-
-.preview-file {
-  display: flex;
-  align-items: center;
-  gap: 10px;
-}
-
-.file-emoji {
-  font-size: 24px;
-}
-
-.file-details {
-  display: flex;
-  flex-direction: column;
-}
-
-.file-name {
-  font-size: 13px;
-  font-weight: 500;
-  color: #374151;
-
-  .dark & {
-    color: #e5e7eb;
-  }
-}
-
-.file-size {
-  font-size: 11px;
-  color: #9ca3af;
-}
-
-.remove-btn {
-  position: absolute;
-  top: 4px;
-  right: 4px;
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  width: 22px;
-  height: 22px;
-  border: none;
-  border-radius: 50%;
-  background: rgba(0, 0, 0, 0.6);
-  color: white;
-  cursor: pointer;
-  opacity: 0;
-  transition: all 0.2s ease;
-
-  .attachment-item:hover & {
-    opacity: 1;
-  }
-
-  &:hover {
-    background: rgba(239, 68, 68, 0.9);
-  }
-}
-
-.upload-progress {
-  position: absolute;
-  bottom: 0;
-  left: 0;
-  right: 0;
-  height: 3px;
-  background: rgba(0, 0, 0, 0.2);
-
-  .progress-bar {
-    height: 100%;
-    background: #3b82f6;
-    transition: width 0.3s ease;
-  }
-}
-
-// 过渡动画
-.attachment-enter-active,
-.attachment-leave-active {
-  transition: all 0.3s ease;
-}
-
-.attachment-enter-from {
-  opacity: 0;
-  transform: scale(0.8);
-}
-
-.attachment-leave-to {
-  opacity: 0;
-  transform: scale(0.8);
-}
-</style>
diff --git a/src/components/input/ChatInput.vue b/src/components/input/ChatInput.vue
index aeeaeaa..eb6894a 100644
--- a/src/components/input/ChatInput.vue
+++ b/src/components/input/ChatInput.vue
@@ -4,21 +4,18 @@
     <div class="input-area">
       <!-- 左侧功能按钮 -->
       <div class="input-actions left">
-        <!-- 附件按钮 -->
-        <button class="action-btn" :class="{ disabled: !supports_files }" :disabled="!supports_files"
-          :title="supports_files ? '添加附件' : '当前模型不支持文件附件'" @click="supports_files && triggerFileInput()">
-          <Paperclip :size="20" />
-        </button>
-
-        <!-- 图片按钮 -->
-        <button class="action-btn" :class="{ disabled: !supports_vision }" :disabled="!supports_vision"
-          :title="supports_vision ? '添加图片' : '当前模型不支持图片识别'" @click="supports_vision && triggerImageInput()">
-          <Image :size="20" />
+        <button v-if="attachments.length === 0" type="button" class="action-btn upload" :style="{height: 'auto',width: 'auto',borderRadius: '0'}"
+          :class="{ disabled: !supports_files && !supports_vision }" :disabled="!supports_files && !supports_vision"
+          :title="supports_files || supports_vision ? '上传附件或图片' : '当前模型不支持上传'" @click="triggerUploadInput">
+          <div class="upload-action-div" :class="{ disabled: !supports_files && !supports_vision }">
+            <PlusIcon :size="13" />
+          </div>
         </button>
+        <StackedCards v-else :cards="attachments" :supports-files="supports_files" :supports-vision="supports_vision"
+          @remove="removeAttachment" @add-upload="triggerUploadInput" />
 
         <!-- 隐藏的文件输入框 -->
-        <input ref="fileInputRef" type="file" multiple hidden @change="handleFileSelect" />
-        <input ref="imageInputRef" type="file" accept="image/*" multiple hidden @change="handleImageSelect" />
+        <input ref="uploadInputRef" type="file" multiple hidden @change="handleUploadSelect" />
       </div>
 
       <!-- 文本输入框 -->
@@ -71,11 +68,11 @@
         <button v-if="isStreaming" class="action-btn stop" title="停止生成" @click="$emit('stop')">
           <StopCircle :size="20" />
         </button>
-        <button v-else class="action-btn send" :class="{ active: canSend, loading: isUploading }" :disabled="!canSend"
-          :title="isUploading ? '上传中...' : '发送消息 (Ctrl+Enter)'" @click="handleSend">
-          <Loader2 v-if="isUploading" :size="20" class="animate-spin" />
-          <SendIcon v-else :size="20" />
-        </button>
+        <button v-else class="action-btn send" :class="{ active: canSend, loading: isProcessingAttachments }" :disabled="!canSend"
+          :title="isProcessingAttachments ? '附件处理中...' : '发送消息 (Ctrl+Enter)'" @click="handleSend">
+          <Loader2 v-if="isProcessingAttachments" :size="20" class="animate-spin" />
+          <SendIcon v-else :size="20" />
+        </button>
       </div>
     </div>
   </div>
@@ -84,28 +81,27 @@
 <script setup lang="ts">
 import { ref, computed, watch, nextTick, onMounted } from "vue";
 import {
-  Paperclip,
-  Image,
-  Send,
   StopCircle,
   Sparkles,
   Globe,
-  Maximize2,
-  Minimize2,
   Brain,
   Loader2,
+  Upload,
 } from "@/components/icons";
 import { generateId } from "@/utils/helpers";
 import type { Attachment } from "@/types/chat";
 import { chatApi } from "@/services/api";
 import { useAuthStore } from "@/stores/auth";
 import { useSettingsStore } from "@/stores/settings";
+import StackedCards from "@/components/ui/StackedCards.vue";
+import PlusIcon from "../icons/custom/PlusIcon.vue";
 import SendIcon from "../icons/custom/SendIcon.vue";
 
-interface AttachmentWithProgress extends Attachment {
-  uploading?: boolean;
-  progress?: number;
-}
+interface AttachmentWithProgress extends Attachment {
+  uploading?: boolean;
+  progress?: number;
+  deleting?: boolean;
+}
 
 const props = withDefaults(
   defineProps<{
@@ -171,8 +167,7 @@ const isWebSearch = ref(
 );
 // DOM引用
 const textareaRef = ref<HTMLTextAreaElement | null>(null);
-const fileInputRef = ref<HTMLInputElement | null>(null);
-const imageInputRef = ref<HTMLInputElement | null>(null);
+const uploadInputRef = ref<HTMLInputElement | null>(null);
 
 // toast 节流
 let lastToastTime = 0;
@@ -187,16 +182,19 @@ 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 canSend = computed(() => {
-  return (
-    (inputText.value.trim().length > 0 || attachments.value.length > 0) &&
-    !props.disabled &&
-    charCount.value <= props.maxChars &&
-    !isUploading.value
-  );
-});
+const charCount = computed(() => inputText.value.length);
+const isUploading = computed(() => attachments.value.some((a) => a.uploading));
+const isProcessingAttachments = computed(() =>
+  attachments.value.some((a) => a.uploading || a.deleting),
+);
+const canSend = computed(() => {
+  return (
+    (inputText.value.trim().length > 0 || attachments.value.length > 0) &&
+    !props.disabled &&
+    charCount.value <= props.maxChars &&
+    !isProcessingAttachments.value
+  );
+});
 
 // 自动调整高度
 function autoResize() {
@@ -302,35 +300,19 @@ async function handlePaste(event: ClipboardEvent) {
   }
 }
 
-// 触发文件选择
-function triggerFileInput() {
-  fileInputRef.value?.click();
+function triggerUploadInput() {
+  uploadInputRef.value?.click();
 }
 
-function triggerImageInput() {
-  imageInputRef.value?.click();
-}
-
-// 处理文件选择
-async function handleFileSelect(event: Event) {
+// 处理上传选择
+async function handleUploadSelect(event: Event) {
   const input = event.target as HTMLInputElement;
   const files = input.files;
   if (!files) return;
 
   for (const file of files) {
-    await addFileAsAttachment(file, "file");
-  }
-
-  input.value = "";
-}
-
-async function handleImageSelect(event: Event) {
-  const input = event.target as HTMLInputElement;
-  const files = input.files;
-  if (!files) return;
-
-  for (const file of files) {
-    await addFileAsAttachment(file, "image");
+    const type = file.type.startsWith("image/") ? "image" : "file";
+    await addFileAsAttachment(file, type);
   }
 
   input.value = "";
@@ -400,21 +382,28 @@ async function uploadFileToServer(id: string, file: File) {
 }
 
 // 移除附件
-async function removeAttachment(id: string) {
-  const index = attachments.value.findIndex((a) => a.id === id);
-  if (index === -1) return;
-
-  const attachment = attachments.value[index];
-
-  // 如果已上传到 OSS（不是本地 blob URL），则从 OSS 删除
-  if (attachment.url && !attachment.url.startsWith("blob:")) {
-    try {
-      await chatApi.deleteAttachment(attachment.url);
-    } catch (error) {
-      console.error("删除 OSS 文件失败:", error);
-      // 即使删除失败也继续移除本地引用
-    }
-  }
+async function removeAttachment(id: string | number) {
+  const targetId = String(id);
+  const index = attachments.value.findIndex((a) => a.id === targetId);
+  if (index === -1) return;
+
+  const attachment = attachments.value[index];
+  let deletedFromOss = false;
+
+  // 如果已上传到 OSS（不是本地 blob URL），则从 OSS 删除
+  if (attachment.url && !attachment.url.startsWith("blob:")) {
+    try {
+      attachment.deleting = true;
+      await nextTick();
+      await chatApi.deleteAttachment(attachment.url);
+      deletedFromOss = true;
+    } catch (error) {
+      console.error("删除 OSS 文件失败:", error);
+      // 即使删除失败也继续移除本地引用
+    } finally {
+      attachment.deleting = false;
+    }
+  }
 
   // 释放 blob URL（如果是本地的）
   if (attachment.url.startsWith("blob:")) {
@@ -422,6 +411,10 @@ async function removeAttachment(id: string) {
   }
 
   attachments.value.splice(index, 1);
+
+  if (deletedFromOss) {
+    window.$toast?.("OSS 文件删除成功", "success");
+  }
 }
 
 // 切换功能（深度搜索与联网搜索互斥）
@@ -448,13 +441,6 @@ function toggleWebSearch() {
   localStorage.setItem("isWebSearch", String(isWebSearch.value));
 }
 
-function toggleExpand() {
-  isExpanded.value = !isExpanded.value;
-  nextTick(() => {
-    autoResize();
-  });
-}
-
 // 暴露方法给父组件
 function focus() {
   textareaRef.value?.focus();
@@ -510,7 +496,12 @@ onMounted(() => {
 .chat-input-container {
   background: #F8F9FA;
   // border: 2px solid #e2e8f0;
+  height: 200px;
   border-radius: 20px;
+  display: flex;
+  flex-direction: column;
+  padding: 20px;
+  justify-content: space-between;
   overflow: hidden;
   transition: all 0.2s ease;
 
@@ -532,11 +523,11 @@ onMounted(() => {
 }
 
 .input-area {
+  position: relative;
   display: flex;
   align-items: flex-start;
   justify-content: flex-start;
   gap: 8px;
-  padding: 12px 16px;
 }
 
 .input-actions {
@@ -544,6 +535,7 @@ onMounted(() => {
   align-items: center;
   gap: 4px;
   padding-bottom: 4px;
+  min-width: 0;
 
   &.left {
     flex-shrink: 0;
@@ -661,7 +653,6 @@ onMounted(() => {
   display: flex;
   align-items: center;
   justify-content: space-between;
-  padding: 8px 16px;
   border-top: 1px solid #f3f4f6;
   // background: #fafbfc;
 
@@ -723,6 +714,27 @@ onMounted(() => {
   }
 }
 
+.upload-action-div {
+  display: grid;
+  place-items: center;
+  border-radius: 0;
+  width: 88px;
+  height: 118px;
+  background-color: rgb(255, 255, 255);
+}
+
+.upload-action-div.disabled {
+  cursor: not-allowed;
+  opacity: 0.42;
+  background: #f3f4f6;
+  border: 1px dashed #cbd5e1;
+  filter: grayscale(1);
+}
+
+.upload-action-div.disabled :deep(svg) {
+  opacity: 0.5;
+}
+
 @keyframes pulse {
 
   0%,
diff --git a/src/components/input/UploadActionCards.vue b/src/components/input/UploadActionCards.vue
new file mode 100644
index 0000000..25bce83
--- /dev/null
+++ b/src/components/input/UploadActionCards.vue
@@ -0,0 +1,194 @@
+<script setup lang="ts">
+import { computed } from "vue";
+
+type UploadAction = "file" | "image";
+
+interface ActionCard {
+  id: UploadAction;
+  title: string;
+  description: string;
+  icon: string;
+  color: string;
+  disabled: boolean;
+}
+
+const props = withDefaults(
+  defineProps<{
+    supportsFiles?: boolean;
+    supportsVision?: boolean;
+  }>(),
+  {
+    supportsFiles: true,
+    supportsVision: true,
+  },
+);
+
+const emit = defineEmits<{
+  file: [];
+  image: [];
+}>();
+
+const cards = computed<ActionCard[]>(() => [
+  {
+    id: "file",
+    title: "附件",
+    description: props.supportsFiles ? "上传文档 / 压缩包" : "当前模型不支持附件",
+    icon: "📎",
+    color: "#06b6d4",
+    disabled: !props.supportsFiles,
+  },
+  {
+    id: "image",
+    title: "图片",
+    description: props.supportsVision ? "上传图片 / 截图" : "当前模型不支持图片",
+    icon: "🖼️",
+    color: "#8b5cf6",
+    disabled: !props.supportsVision,
+  },
+]);
+
+function handleClick(action: UploadAction) {
+  if (action === "file" && props.supportsFiles) {
+    emit("file");
+  }
+  if (action === "image" && props.supportsVision) {
+    emit("image");
+  }
+}
+</script>
+
+<template>
+  <div class="upload-card-group" aria-label="上传入口">
+    <button
+      type="button"
+      v-for="(card, index) in cards"
+      :key="card.id"
+      class="upload-card"
+      :class="{ disabled: card.disabled, [`card-${card.id}`]: true }"
+      :style="{
+        '--card-color': card.color,
+        '--card-border': `${card.color}33`,
+        '--card-glow': `${card.color}40`,
+        '--card-glow-fade': `${card.color}14`,
+        '--card-offset': `${index * 14}px`,
+        zIndex: cards.length - index,
+      }"
+      :disabled="card.disabled"
+      :title="card.description"
+      @click="handleClick(card.id)"
+    >
+      <span class="card-glow" />
+      <span class="card-icon">{{ card.icon }}</span>
+      <span class="card-copy">
+        <span class="card-title">{{ card.title }}</span>
+        <span class="card-desc">{{ card.description }}</span>
+      </span>
+    </button>
+  </div>
+</template>
+
+<style scoped lang="scss">
+.upload-card-group {
+  position: relative;
+  display: flex;
+  align-items: center;
+  justify-content: flex-start;
+  min-width: 164px;
+  height: 44px;
+}
+
+.upload-card {
+  position: absolute;
+  left: var(--card-offset);
+  top: 0;
+  display: flex;
+  align-items: center;
+  gap: 10px;
+  width: 138px;
+  height: 44px;
+  padding: 0 12px;
+  border: 1px solid var(--card-border);
+  border-radius: 999px;
+  background: linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(245, 247, 250, 0.96));
+  box-shadow: 0 10px 20px rgba(15, 23, 42, 0.08);
+  color: #1f2937;
+  cursor: pointer;
+  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease, border-color 0.2s ease;
+  overflow: hidden;
+}
+
+.upload-card:hover:not(:disabled) {
+  transform: translateY(-2px);
+  box-shadow: 0 14px 24px rgba(15, 23, 42, 0.12);
+}
+
+.upload-card.disabled,
+.upload-card:disabled {
+  opacity: 0.45;
+  cursor: not-allowed;
+}
+
+.card-glow {
+  position: absolute;
+  inset: -20%;
+  background: radial-gradient(circle at left center, var(--card-glow), transparent 58%);
+  opacity: 0.45;
+  pointer-events: none;
+}
+
+.card-icon {
+  position: relative;
+  z-index: 1;
+  flex-shrink: 0;
+  font-size: 18px;
+}
+
+.card-copy {
+  position: relative;
+  z-index: 1;
+  display: flex;
+  flex-direction: column;
+  min-width: 0;
+  text-align: left;
+}
+
+.card-title {
+  font-size: 13px;
+  font-weight: 700;
+  line-height: 1.1;
+}
+
+.card-desc {
+  margin-top: 2px;
+  font-size: 11px;
+  line-height: 1.2;
+  color: #6b7280;
+  white-space: nowrap;
+  overflow: hidden;
+  text-overflow: ellipsis;
+}
+
+.dark {
+  .upload-card {
+    background: linear-gradient(135deg, rgba(30, 30, 46, 0.98), rgba(24, 24, 37, 0.98));
+    color: #f3f4f6;
+    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.22);
+  }
+
+  .card-desc {
+    color: #9ca3af;
+  }
+}
+
+@media (max-width: 640px) {
+  .upload-card-group {
+    min-width: 0;
+    height: 40px;
+  }
+
+  .upload-card {
+    width: 126px;
+    height: 40px;
+  }
+}
+</style>
diff --git a/src/components/ui/StackedCards.vue b/src/components/ui/StackedCards.vue
index 6305f4b..82cc02a 100644
--- a/src/components/ui/StackedCards.vue
+++ b/src/components/ui/StackedCards.vue
@@ -1,28 +1,56 @@
 <script setup lang="ts">
 import { ref, computed, onMounted, onUnmounted } from 'vue'
-
+import { NModal, NImage } from 'naive-ui'
 export interface CardItem {
   id: string | number
-  title: string
+  title?: string
+  name?: string
   description?: string
   icon?: string
   color?: string
+  url?: string
+  thumbnail?: string
+  type?: 'image' | 'file' | 'video' | string
+  size?: number
+  mimeType?: string
+  uploading?: boolean
+  deleting?: boolean
 }
 
 interface Props {
   cards: CardItem[]
   maxVisible?: number
   spreadGap?: number
+  supportsFiles?: boolean
+  supportsVision?: boolean
 }
 
 const props = withDefaults(defineProps<Props>(), {
   maxVisible: 5,
-  spreadGap: 190
+  spreadGap: 190,
+  supportsFiles: true,
+  supportsVision: true,
 })
 
+const emit = defineEmits<{
+  remove: [id: string | number]
+  'add-upload': []
+}>()
+
 const isExpanded = ref(false)
+const isWrapperHovered = ref(false)
 const hoveredCardId = ref<string | number | null>(null)
 const containerRef = ref<HTMLElement | null>(null)
+const previewCard = ref<CardItem | null>(null)
+const isPreviewVisible = computed({
+  get: () => !!previewCard.value,
+  set: (value: boolean) => {
+    if (!value) {
+      closePreview()
+    }
+  },
+})
+const CARD_SCALE = 0.5
 
 // 默认颜色调色板 - 霓虹色系
 const defaultColors = [
@@ -34,12 +62,126 @@ 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
+
+  const icons: Record<string, string> = {
+    image: '🖼️',
+    file: '📎',
+    video: '🎬',
+  }
+
+  return icons[card.type || ''] || '📎'
+}
+
+function getCardColor(card: CardItem, index: number) {
+  if (card.color) return card.color
+
+  const colors: Record<string, string> = {
+    image: 'white',
+    file: 'white',
+    video: 'white',
+  }
+
+  return colors[card.type || ''] || defaultColors[index % defaultColors.length]
+}
+
+function getCardImageUrl(card: CardItem) {
+  if (card.type === 'image') {
+    return card.url || card.thumbnail || ''
+  }
+
+  return card.thumbnail || ''
+}
+
+function openPreview(card: CardItem) {
+  if (card.type !== 'image') return
+  const imageUrl = getCardImageUrl(card)
+  if (!imageUrl) return
+  previewCard.value = card
+}
+
+function closePreview() {
+  previewCard.value = null
+}
+
+function removePreviewCard() {
+  closePreview()
+}
+
+function removeCard(card: CardItem) {
+  emit('remove', card.id)
+}
+
+function expandCards() {
+  if (!isExpanded.value) {
+    isExpanded.value = true
+  }
+}
+
+function handleCardClick(card: CardItem) {
+  if (card.deleting) return
+
+  if (!isExpanded.value) {
+    expandCards()
+    return
+  }
+
+  if (card.type === 'image') {
+    openPreview(card)
+  }
+}
+
 const cardStyle = computed(() => (index: number, total: number) => {
-  const color = props.cards[index]?.color || defaultColors[index % defaultColors.length]
+  const color = getCardColor(props.cards[index], index)
   const isCardHovered = hoveredCardId.value === props.cards[index]?.id
+  const isCardDeleting = !!props.cards[index]?.deleting
+  const hoverBorderColor = isCardHovered ? '#000F33' : color
 
   // 堆叠状态 - 第一张卡片（index 0）在最右边最上层，其他卡片向左依次露出边缘
-  const stackOffset = 16 // 每张卡片向左露出的距离
+  const stackOffset = 16 * CARD_SCALE // 每张卡片向左露出的距离
   const stackX = -index * stackOffset
   const stackZIndex = total - index
 
@@ -48,23 +190,23 @@ const cardStyle = computed(() => (index: number, total: number) => {
       transform: `translateX(${stackX}px)`,
       zIndex: stackZIndex,
       opacity: index < props.maxVisible ? 1 : 0,
-      borderColor: color,
-      boxShadow: `0 4px 20px rgba(0, 0, 0, 0.3), 0 0 0 1px ${color}20`
+      '--card-border-color': color,
+      '--card-hover-border-color': hoverBorderColor,
+      cursor: isCardDeleting ? 'wait' : 'pointer',
     }
   }
 
   // 展开状态 - 最后一个卡片位置不变，其他卡片向右展开，确保不遮挡
-  const spreadX = (total - 1 - index) * props.spreadGap
+  const spreadX = (total - 1 - index) * props.spreadGap * CARD_SCALE
   const zIndexValue = isCardHovered ? 100 : total - index
 
   return {
     transform: `translateX(${spreadX}px) scale(${isCardHovered ? 1.05 : 1})`,
-    zIndex: zIndexValue,
+    zIndex: isCardDeleting ? 101 : zIndexValue,
     opacity: 1,
-    borderColor: color,
-    boxShadow: isCardHovered
-      ? `0 20px 40px rgba(0, 0, 0, 0.4), 0 0 30px ${color}40, 0 0 0 1px ${color}`
-      : `0 8px 30px rgba(0, 0, 0, 0.3), 0 0 0 1px ${color}30`
+    '--card-border-color': color,
+    '--card-hover-border-color': hoverBorderColor,
+    cursor: isCardDeleting ? 'wait' : 'pointer',
   }
 })
 
@@ -95,51 +237,85 @@ onUnmounted(() => {
 </script>
 
 <template>
-  <div ref="containerRef" class="stacked-cards-container">
-    <div class="cards-wrapper">
+  <div ref="containerRef" class="stacked-cards-container" :class="{ 'is-expanded': isExpanded }" @click="expandCards">
+    <div class="cards-wrapper" @mouseenter="isWrapperHovered = true" @mouseleave="isWrapperHovered = false">
       <TransitionGroup name="card-spread">
-        <div
-          v-for="(card, index) in cards"
-          :key="card.id"
-          class="card"
-          :style="cardStyle(index, cards.length)"
-          @mouseenter="hoveredCardId = card.id"
-          @mouseleave="hoveredCardId = null"
-        >
-          <div class="card-glow" :style="{ background: card.color || defaultColors[index % defaultColors.length] }" />
-          <div class="card-content">
-            <div v-if="card.icon" class="card-icon">
-              {{ card.icon }}
+        <div v-for="(card, index) in cards" :key="card.id" class="card" :style="cardStyle(index, cards.length)"
+          @mouseenter="hoveredCardId = card.id" @mouseleave="hoveredCardId = null" @click="handleCardClick(card)">
+          <div class="card-glow" :style="{ background: getCardColor(card, index) }" />
+          <div v-if="card.type === 'image' && getCardImageUrl(card)" class="card-media">
+            <img :src="getCardImageUrl(card)" :alt="getCardTitle(card, index)" />
+            <div v-if="card.uploading" class="card-media-uploading">
+              <div class="card-media-uploading-spinner" aria-hidden="true" />
+              <span class="card-media-uploading-text">上传中</span>
+            </div>
+            <div v-else-if="card.deleting" class="card-media-deleting">
+              <div class="card-media-deleting-spinner" aria-hidden="true" />
+              <span class="card-media-deleting-text">删除中</span>
             </div>
-            <h3 class="card-title">{{ card.title }}</h3>
-            <p v-if="card.description" class="card-description">
-              {{ card.description }}
-            </p>
           </div>
-          <div class="card-accent" :style="{ background: card.color || defaultColors[index % defaultColors.length] }" />
+          <div v-else class="card-preview">
+            <div v-if="getCardImageUrl(card)" class="card-preview-image">
+              <img :src="getCardImageUrl(card)" :alt="getCardTitle(card, index)" />
+            </div>
+            <div class="card-preview-fallback">
+              <span class="card-icon">
+                {{ getCardIcon(card) }}
+              </span>
+            </div>
+            <div v-if="card.deleting" class="card-preview-deleting">
+              <div class="card-preview-deleting-spinner" aria-hidden="true" />
+              <span class="card-preview-deleting-text">删除中</span>
+            </div>
+          </div>
+          <button v-if="!card.deleting && isWrapperHovered && (hoveredCardId === card.id || (!hoveredCardId && index === 0))"
+            type="button" class="card-delete-btn" title="删除 OSS 文件" @click.stop="removeCard(card)">
+            ✕
+          </button>
         </div>
       </TransitionGroup>
     </div>
 
-    <!-- 提示文字 -->
-    <Transition name="hint-fade">
-      <div v-if="!isExpanded" class="hover-hint">
-        <span class="hint-icon">◉</span>
-        <span>点击展开</span>
+    <Transition name="upload-actions-fade">
+      <div v-if="!isExpanded" class="upload-actions" aria-label="上传附件操作" @click.stop>
+        <button type="button" class="upload-action-btn upload"
+          :class="{ disabled: !(props.supportsFiles || props.supportsVision) }"
+          :disabled="!(props.supportsFiles || props.supportsVision)" title="上传附件或图片" @click.stop="emit('add-upload')">
+          <span class="upload-action-icon">
+            <PlusIcon />
+          </span>
+        </button>
       </div>
     </Transition>
+
+    <NModal v-model:show="isPreviewVisible" preset="card" :mask-closable="true" :close-on-esc="true"
+      :on-close="removePreviewCard" class="image-preview-modal"
+      :content-style="{ width: '100%', height: '100%', padding: '0', overflow: 'hidden' }"
+      :style="{ width: '100vw', height: '100vh', maxWidth: '100vw', margin: '0', padding: '0', borderRadius: '0', background: 'rgba(5, 7, 12, 0.96)' }">
+      <div class="image-preview-shell">
+        <NImage v-if="previewCard" :src="getCardImageUrl(previewCard)" :alt="getCardTitle(previewCard, 0)"
+          object-fit="contain" preview-disabled :img-props="{
+            style: {
+              width: '100%',
+              height: '100%',
+              maxWidth: '100%',
+              maxHeight: '100%',
+            },
+          }" class="image-preview-content" />
+      </div>
+    </NModal>
+
   </div>
 </template>
 
 <style scoped>
+/* TODO: 等待优化边框样式 */
 .stacked-cards-container {
   position: relative;
   display: flex;
   flex-direction: column;
   align-items: center;
   justify-content: center;
-  min-height: 280px;
-  padding: 2rem;
   perspective: 1000px;
 }
 
@@ -148,87 +324,247 @@ onUnmounted(() => {
   display: flex;
   align-items: center;
   justify-content: center;
-  min-width: 180px;
-  height: 260px;
+  min-width: 90px;
+  height: 130px;
 }
 
 .card {
   position: absolute;
-  width: 180px;
-  height: 240px;
-  background: linear-gradient(145deg, #1a1a2e 0%, #16162a 100%);
-  border-radius: 16px;
-  border: 1px solid transparent;
+  width: 90px;
+  height: 120px;
+  border-radius: 5px;
+  border: 1px solid var(--card-border-color, var(--ffffff, #FFF));
+  background: url(<path-to-image>) lightgray 50% / cover no-repeat;
   cursor: pointer;
   overflow: hidden;
-  transition: transform 0.35s ease-out, box-shadow 0.35s ease-out, opacity 0.35s ease-out;
-  will-change: transform, box-shadow;
+  transition: transform 0.35s ease-out, opacity 0.35s ease-out;
+  will-change: transform, opacity;
 }
 
-/* 卡片发光效果 */
-.card-glow {
+.card-media,
+.card-preview {
   position: absolute;
-  top: -50%;
-  left: -50%;
-  width: 200%;
-  height: 200%;
-  opacity: 0;
-  filter: blur(60px);
-  transition: opacity 0.35s ease-out;
-  pointer-events: none;
+  inset: 0;
+  z-index: 0;
 }
 
+.card-media {
+  cursor: default;
+}
+
+.card-media-uploading {
+  position: absolute;
+  inset: 0;
+  z-index: 3;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  gap: 0.3rem;
+  background: rgba(2, 6, 23, 0.48);
+  backdrop-filter: blur(2px);
+}
+
+.card-media-deleting {
+  position: absolute;
+  inset: 0;
+  z-index: 3;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  gap: 0.3rem;
+  background: rgba(127, 29, 29, 0.42);
+  backdrop-filter: blur(2px);
+}
+
+.card-media-uploading-spinner {
+  width: 14px;
+  height: 14px;
+  border-radius: 999px;
+  border: 1.5px solid rgba(255, 255, 255, 0.22);
+  border-top-color: #ffffff;
+  animation: card-spin 0.8s linear infinite;
+}
+
+.card-media-deleting-spinner {
+  width: 14px;
+  height: 14px;
+  border-radius: 999px;
+  border: 1.5px solid rgba(255, 255, 255, 0.22);
+  border-top-color: #fecaca;
+  animation: card-spin 0.8s linear infinite;
+}
+
+.card-media-uploading-text {
+  color: #fff;
+  font-size: 0.42rem;
+  letter-spacing: 0.05em;
+  font-family: 'JetBrains Mono', monospace;
+}
+
+.card-media-deleting-text {
+  color: #fff;
+  font-size: 0.42rem;
+  letter-spacing: 0.05em;
+  font-family: 'JetBrains Mono', monospace;
+}
+
+.card-media-overlay {
+  position: absolute;
+  inset: 0;
+  z-index: 2;
+  display: flex;
+  align-items: flex-end;
+  justify-content: flex-end;
+  padding: 0.4rem;
+  border: 0;
+  background: linear-gradient(180deg, rgba(10, 10, 15, 0.02) 0%, rgba(10, 10, 15, 0.15) 40%, rgba(10, 10, 15, 0.68) 100%);
+  cursor: zoom-in;
+}
+
+.card-media-overlay-badge {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  min-width: 24px;
+  height: 14px;
+  padding: 0 4px;
+  border-radius: 999px;
+  background: rgba(0, 0, 0, 0.38);
+  color: #f8fafc;
+  font-family: 'JetBrains Mono', monospace;
+  font-size: 0.35rem;
+  letter-spacing: 0.04em;
+}
+
+.card-delete-btn {
+  position: absolute;
+  top: 0.35rem;
+  right: 0.35rem;
+  z-index: 4;
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  width: 0.95rem;
+  height: 0.95rem;
+  padding: 0;
+  border: 0;
+  border-radius: 999px;
+  background: rgba(239, 68, 68, 0.9);
+  color: #fff;
+  font-size: 0.55rem;
+  line-height: 1;
+  cursor: pointer;
+  backdrop-filter: blur(10px);
+  transition: transform 0.2s ease, opacity 0.2s ease, background 0.2s ease;
+}
+
+.card-delete-btn:hover {
+  transform: scale(1.08);
+  background: rgba(220, 38, 38, 0.98);
+}
+
+.card-media img,
+.card-preview-image img {
+  width: 100%;
+  height: 100%;
+  object-fit: cover;
+  display: block;
+}
+
+
+.card-preview {
+  display: flex;
+  align-items: flex-start;
+  justify-content: center;
+  padding: 0.9rem 0.9rem 0;
+}
+
+.card-preview-image {
+  position: relative;
+  width: 100%;
+  height: 44px;
+  border-radius: 6px;
+  overflow: hidden;
+}
+
+.card-preview-fallback {
+  position: absolute;
+  left: 50%;
+  top: 50%;
+  transform: translate(-50%, -42%);
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  width: 44px;
+  height: 44px;
+  border-radius: 9px;
+  background: linear-gradient(145deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02));
+  border: 1px solid rgba(255, 255, 255, 0.06);
+}
+
+.card-preview-deleting {
+  position: absolute;
+  inset: 0;
+  z-index: 3;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  gap: 0.3rem;
+  background: rgba(127, 29, 29, 0.38);
+  backdrop-filter: blur(2px);
+  border-radius: 9px;
+}
+
+.card-preview-deleting-spinner {
+  width: 14px;
+  height: 14px;
+  border-radius: 999px;
+  border: 1.5px solid rgba(255, 255, 255, 0.22);
+  border-top-color: #fecaca;
+  animation: card-spin 0.8s linear infinite;
+}
+
+.card-preview-deleting-text {
+  color: #fff;
+  font-size: 0.42rem;
+  letter-spacing: 0.05em;
+  font-family: 'JetBrains Mono', monospace;
+}
+
+.card-preview-fallback .card-icon {
+  margin: 0;
+  font-size: 0.95rem;
+}
+
+
 .card:hover .card-glow {
   opacity: 0.15;
 }
 
+.stacked-cards-container.is-expanded .card:hover {
+  border-color: var(--card-hover-border-color, "#000F33");
+}
+
+.stacked-cards-container.is-expanded .card:hover .card-glow {
+  opacity: 0.26;
+}
+
 /* 卡片底部强调线 */
 .card-accent {
   position: absolute;
   bottom: 0;
   left: 0;
   right: 0;
-  height: 3px;
+  height: 2px;
   opacity: 0.8;
 }
 
-.card-content {
-  position: relative;
-  z-index: 1;
-  display: flex;
-  flex-direction: column;
-  height: 100%;
-  padding: 1.25rem;
-  color: #e4e4e7;
-}
-
 .card-icon {
-  font-size: 2rem;
-  margin-bottom: 0.75rem;
-}
-
-.card-title {
-  font-family: 'Space Grotesk', 'JetBrains Mono', system-ui, sans-serif;
-  font-size: 1.1rem;
-  font-weight: 600;
-  letter-spacing: 0.02em;
-  margin: 0 0 0.5rem;
-  background: linear-gradient(135deg, #fff 0%, #a1a1aa 100%);
-  -webkit-background-clip: text;
-  -webkit-text-fill-color: transparent;
-  background-clip: text;
-}
-
-.card-description {
-  font-family: 'JetBrains Mono', monospace;
-  font-size: 0.75rem;
-  line-height: 1.6;
-  color: #71717a;
-  margin: 0;
-  overflow: hidden;
-  display: -webkit-box;
-  -webkit-line-clamp: 3;
-  -webkit-box-orient: vertical;
+  font-size: 1rem;
+  margin-bottom: 0.375rem;
 }
 
 /* 展开动画 */
@@ -248,13 +584,13 @@ onUnmounted(() => {
 .hover-hint {
   position: absolute;
   left: 50%;
-  bottom: -1.5rem;
+  bottom: -0.75rem;
   transform: translateX(-50%);
   display: flex;
   align-items: center;
   gap: 0.5rem;
   font-family: 'JetBrains Mono', monospace;
-  font-size: 0.75rem;
+  font-size: 0.4rem;
   color: #52525b;
   letter-spacing: 0.05em;
 }
@@ -265,16 +601,29 @@ onUnmounted(() => {
 }
 
 @keyframes pulse-glow {
-  0%, 100% {
+
+  0%,
+  100% {
     opacity: 0.6;
     transform: scale(1);
   }
+
   50% {
     opacity: 1;
     transform: scale(1.2);
   }
 }
 
+@keyframes card-spin {
+  from {
+    transform: rotate(0deg);
+  }
+
+  to {
+    transform: rotate(360deg);
+  }
+}
+
 .hint-fade-enter-active,
 .hint-fade-leave-active {
   transition: opacity 0.25s ease-out;
@@ -285,29 +634,153 @@ onUnmounted(() => {
   opacity: 0;
 }
 
+.upload-actions {
+  position: absolute;
+  right: -2rem;
+  bottom: 0;
+  transform: translateX(-50%);
+  display: flex;
+  align-items: center;
+  gap: 0.375rem;
+  z-index: 30;
+}
+
+.upload-action-btn {
+  display: inline-flex;
+  align-items: center;
+  height: 19px;
+  padding: 0 7px;
+  border-radius: 999px;
+  background: rgba(255, 255, 255);
+  color: #e4e4e7;
+  cursor: pointer;
+  transition: transform 0.2s ease, opacity 0.2s ease, border-color 0.2s ease;
+}
+
+.upload-action-btn:hover:not(:disabled) {
+  transform: translateY(-2px);
+}
+
+.upload-action-btn.file {
+  border-color: rgba(6, 182, 212, 0.22);
+}
+
+.upload-action-btn.image {
+  border-color: rgba(139, 92, 246, 0.22);
+}
+
+.upload-action-btn.disabled,
+.upload-action-btn:disabled {
+  opacity: 0.42;
+  cursor: not-allowed;
+}
+
+.upload-action-icon {
+  font-size: 8px;
+  line-height: 1;
+}
+
+.upload-action-text {
+  font-family: 'JetBrains Mono', monospace;
+  font-size: 0.4rem;
+  letter-spacing: 0.04em;
+}
+
+.upload-actions-fade-enter-active,
+.upload-actions-fade-leave-active {
+  transition: opacity 0.2s ease, transform 0.2s ease;
+}
+
+.upload-actions-fade-enter-from,
+.upload-actions-fade-leave-to {
+  opacity: 0;
+  transform: translateX(-50%) translateY(6px);
+}
+
+.image-preview-modal :deep(.n-card) {
+  background: transparent;
+  width: 100vw;
+  height: 100vh;
+  margin: 0;
+  overflow: hidden;
+  display: flex;
+  flex-direction: column;
+}
+
+.image-preview-modal :deep(.n-card__content) {
+  flex: 1;
+  min-width: 0;
+  min-height: 0;
+  width: 100%;
+  height: 100%;
+  padding: 0;
+  overflow: hidden;
+  display: flex;
+}
+
+.image-preview-shell {
+  position: relative;
+  width: 100%;
+  height: 100%;
+  min-width: 0;
+  min-height: 0;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  overflow: hidden;
+}
+
+.image-preview-content {
+  flex: 1;
+  width: 100%;
+  height: 100%;
+  max-width: calc(100vw - 48px);
+  max-height: calc(100vh - 48px);
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  overflow: hidden;
+  z-index: 1;
+}
+
+.image-preview-content :deep(img) {
+  width: 100%;
+  height: 100%;
+  max-width: 100%;
+  max-height: 100%;
+  object-fit: contain;
+  display: block;
+}
+
 /* 响应式 */
 @media (max-width: 640px) {
   .stacked-cards-container {
-    min-height: 240px;
-    padding: 1.5rem;
+    min-height: 120px;
+    padding: 0.75rem;
   }
 
   .cards-wrapper {
-    width: 160px;
-    height: 220px;
+    width: 80px;
+    height: 110px;
   }
 
   .card {
-    width: 150px;
-    height: 200px;
+    width: 75px;
+    height: 100px;
   }
 
-  .card-content {
-    padding: 1rem;
+  .card-preview-image {
+    height: 36px;
   }
 
-  .card-title {
-    font-size: 1rem;
+  .upload-actions {
+    bottom: 0.75rem;
+    gap: 0.25rem;
+  }
+
+  .upload-action-btn {
+    height: 18px;
+    padding: 0 6px;
   }
 }
-</style>
\ No newline at end of file
+</style>
diff --git a/src/components/ui/StackedCardsDemo.vue b/src/components/ui/StackedCardsDemo.vue
deleted file mode 100644
index 5dd2598..0000000
--- a/src/components/ui/StackedCardsDemo.vue
+++ /dev/null
@@ -1,157 +0,0 @@
-<script setup lang="ts">
-import StackedCards from '@/components/ui/StackedCards.vue'
-import { ref } from 'vue'
-
-const demoCards = ref([
-  {
-    id: 1,
-    title: '设计系统',
-    description: '构建一致性的视觉语言和组件库',
-    icon: '🎨',
-    color: '#06b6d4'
-  },
-  {
-    id: 2,
-    title: '开发工具',
-    description: '高效的开发工作流和自动化',
-    icon: '⚡',
-    color: '#8b5cf6'
-  },
-  {
-    id: 3,
-    title: '性能优化',
-    description: '极速加载和流畅交互体验',
-    icon: '🚀',
-    color: '#22c55e'
-  },
-  {
-    id: 4,
-    title: '安全防护',
-    description: '企业级安全保障和数据保护',
-    icon: '🛡️',
-    color: '#f59e0b'
-  },
-  {
-    id: 5,
-    title: '数据分析',
-    description: '深度洞察和智能决策支持',
-    icon: '📊',
-    color: '#ef4444'
-  }
-])
-</script>
-
-<template>
-  <div class="demo-page">
-    <div class="demo-container">
-      <h1 class="page-title">层叠卡片组</h1>
-      <p class="page-subtitle">悬停展开 · 视觉发现 · 触感交互</p>
-
-      <div class="demo-section">
-        <StackedCards :cards="demoCards" />
-      </div>
-
-      <div class="info-section">
-        <div class="info-card">
-          <h3>使用方式</h3>
-          <pre><code>&lt;StackedCards
-  :cards="cardList"
-  :max-visible="5"
-  :spread-gap="190"
-/&gt;</code></pre>
-        </div>
-
-        <div class="info-card">
-          <h3>卡片数据结构</h3>
-          <pre><code>interface CardItem {
-  id: string | number
-  title: string
-  description?: string
-  icon?: string
-  color?: string
-}</code></pre>
-        </div>
-      </div>
-    </div>
-  </div>
-</template>
-
-<style scoped>
-.demo-page {
-  min-height: 100vh;
-  background: linear-gradient(180deg, #0a0a0f 0%, #0d0d14 50%, #0a0a0f 100%);
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  padding: 2rem;
-}
-
-.demo-container {
-  max-width: 800px;
-  width: 100%;
-  text-align: center;
-}
-
-.page-title {
-  font-family: 'Space Grotesk', 'JetBrains Mono', system-ui, sans-serif;
-  font-size: clamp(2rem, 5vw, 3rem);
-  font-weight: 700;
-  letter-spacing: -0.02em;
-  background: linear-gradient(135deg, #fff 0%, #a1a1aa 50%, #06b6d4 100%);
-  -webkit-background-clip: text;
-  -webkit-text-fill-color: transparent;
-  background-clip: text;
-  margin: 0 0 0.5rem;
-}
-
-.page-subtitle {
-  font-family: 'JetBrains Mono', monospace;
-  font-size: 0.875rem;
-  color: #52525b;
-  letter-spacing: 0.1em;
-  margin: 0 0 3rem;
-}
-
-.demo-section {
-  display: flex;
-  justify-content: center;
-  margin-bottom: 4rem;
-}
-
-.info-section {
-  display: grid;
-  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
-  gap: 1.5rem;
-  text-align: left;
-}
-
-.info-card {
-  background: linear-gradient(145deg, #16162a 0%, #12121f 100%);
-  border: 1px solid #27272a;
-  border-radius: 12px;
-  padding: 1.5rem;
-}
-
-.info-card h3 {
-  font-family: 'Space Grotesk', system-ui, sans-serif;
-  font-size: 1rem;
-  font-weight: 600;
-  color: #e4e4e7;
-  margin: 0 0 1rem;
-}
-
-.info-card pre {
-  background: #0a0a0f;
-  border-radius: 8px;
-  padding: 1rem;
-  margin: 0;
-  overflow-x: auto;
-}
-
-.info-card code {
-  font-family: 'JetBrains Mono', monospace;
-  font-size: 0.75rem;
-  line-height: 1.6;
-  color: #a1a1aa;
-}
-</style>
\ No newline at end of file
diff --git a/src/router/index.ts b/src/router/index.ts
index 2c8f84a..b3a78b8 100644
--- a/src/router/index.ts
+++ b/src/router/index.ts
@@ -15,11 +15,6 @@ const router = createRouter({
       component: () => import('@/views/ShareView.vue'),
       alias: ['/chat-ui/share/:id'],
     },
-    {
-      path: '/demo/cards',
-      name: 'stacked-cards-demo',
-      component: () => import('@/components/ui/StackedCardsDemo.vue'),
-    },
   ],
 })