diff --git a/components/canvas/nodes/ImageNode.tsx b/components/canvas/nodes/ImageNode.tsx
index d64ad93..bbd365f 100644
--- a/components/canvas/nodes/ImageNode.tsx
+++ b/components/canvas/nodes/ImageNode.tsx
@@ -2,7 +2,7 @@
 
 import React, { useState, useRef, useEffect, useCallback } from "react";
 import { createPortal } from "react-dom";
-import { ImagePlus, Loader2, AlertCircle, MoreVertical, Scissors, Eraser, Sparkles, Expand, Maximize2, Move3D, Layers, Download, Trash2, RefreshCw, Pencil, MessageSquarePlus, Crosshair, Check, X, Type } from "lucide-react";
+import { ImagePlus, Loader2, AlertCircle, MoreVertical, Scissors, Eraser, Sparkles, Expand, Maximize2, Move3D, Layers, Download, Trash2, RefreshCw, Pencil, MessageSquarePlus, Crosshair, Check, X, Type, StickyNote } from "lucide-react";
 import { Button } from "@/components/ui/button";
 import {
   DropdownMenu,
@@ -218,6 +218,7 @@ export function ImageNode({ node, isSelected }: ImageNodeProps) {
   const [annotatorOpen, setAnnotatorOpen] = useState(false);
   const [fullscreenPreviewOpen, setFullscreenPreviewOpen] = useState(false);
   const [textEditPanelOpen, setTextEditPanelOpen] = useState(false);
+  const [notePanelOpen, setNotePanelOpen] = useState(false);
   const [textEditItems, setTextEditItems] = useState<ImageTextEditItem[]>(
     () => normalizeTextEditItems(data.textEditItems),
   );
@@ -227,6 +228,7 @@ export function ImageNode({ node, isSelected }: ImageNodeProps) {
   const [deletedTextItems, setDeletedTextItems] = useState<Array<{ id: string; originalText: string }>>([]);
   const [isEditingTitle, setIsEditingTitle] = useState(false);
   const [draftTitle, setDraftTitle] = useState("");
+  const [draftNote, setDraftNote] = useState("");
   
   // 文件输入的 ref
   const fileInputRef = useRef<HTMLInputElement>(null);
@@ -271,6 +273,7 @@ export function ImageNode({ node, isSelected }: ImageNodeProps) {
       setTextEditPanelOpen(false);
       setIsEditingTitle(false);
       setPromptDialogOpen(false);
+      setNotePanelOpen(false);
     }
   }, [isSelected]);
 
@@ -285,6 +288,12 @@ export function ImageNode({ node, isSelected }: ImageNodeProps) {
       setRegeneratePrompt(data.prompt || "");
     }
   }, [data.prompt, promptDialogOpen]);
+
+  useEffect(() => {
+    if (notePanelOpen) {
+      setDraftNote(data.note || "");
+    }
+  }, [data.note, notePanelOpen]);
   
   // 🆕 处理图片点击标注
   const handlePickerClick = useCallback(async (e: React.MouseEvent<HTMLImageElement>) => {
@@ -359,11 +368,22 @@ export function ImageNode({ node, isSelected }: ImageNodeProps) {
   
   // 获取工具栏位置 - 在渲染时直接计算
   const getToolbarPosition = () => {
-    if (containerRef.current) {
+    if (containerRef.current && typeof window !== "undefined") {
       const rect = containerRef.current.getBoundingClientRect();
+      const toolbarHeight = 40;
+      const titleHeight = 28;
+      const gap = 10;
+      let top = rect.top - toolbarHeight - titleHeight - gap;
+      if (top < 12) {
+        top = rect.top + 8;
+      }
+
+      const minLeft = 80;
+      const maxLeft = window.innerWidth - 80;
+      const left = Math.min(Math.max(rect.left + rect.width / 2, minLeft), maxLeft);
       return {
-        top: rect.top - 50,
-        left: rect.left + rect.width / 2,
+        top,
+        left,
       };
     }
     return { top: 0, left: 0 };
@@ -388,6 +408,25 @@ export function ImageNode({ node, isSelected }: ImageNodeProps) {
     return { top, left };
   };
 
+  const getNotePanelPosition = () => {
+    if (!containerRef.current || typeof window === "undefined") {
+      return { top: 0, left: 0 };
+    }
+
+    const rect = containerRef.current.getBoundingClientRect();
+    const panelWidth = 300;
+    const spacing = 12;
+    const maxTop = Math.max(12, window.innerHeight - 360);
+
+    let left = rect.right + spacing;
+    if (left + panelWidth > window.innerWidth - 12) {
+      left = Math.max(12, rect.left - panelWidth - spacing);
+    }
+
+    const top = Math.min(Math.max(12, rect.top + 8), maxTop);
+    return { top, left };
+  };
+
   const displayTitle = getImageNodeTitle(data, node.id);
 
   const handleSaveTitle = useCallback(() => {
@@ -403,6 +442,24 @@ export function ImageNode({ node, isSelected }: ImageNodeProps) {
     toast.success("图片名称已更新");
   }, [data, displayTitle, draftTitle, node.id, updateNode]);
 
+  const handleOpenNotePanel = useCallback(() => {
+    setDraftNote(data.note || "");
+    setNotePanelOpen(true);
+  }, [data.note]);
+
+  const handleSaveNote = useCallback(() => {
+    const nextNote = draftNote.trim();
+    updateNode(node.id, {
+      data: {
+        ...data,
+        note: nextNote || undefined,
+      },
+    });
+    setDraftNote(nextNote);
+    setNotePanelOpen(false);
+    toast.success(nextNote ? "备注已保存" : "备注已清除");
+  }, [data, draftNote, node.id, updateNode]);
+
   const detectTextItems = useCallback(
     async (forceRefresh: boolean = false) => {
       if (!data.src) {
@@ -710,6 +767,7 @@ export function ImageNode({ node, isSelected }: ImageNodeProps) {
       'scene-fusion': '详情替换',
       'annotate': '图片标注',
       'text-edit': '编辑文字',
+      'note': '图片备注',
       'prompt-regenerate': '提示词重绘',
     };
     return names[action] || action;
@@ -747,6 +805,10 @@ export function ImageNode({ node, isSelected }: ImageNodeProps) {
       await handleOpenTextEdit();
       return;
     }
+    if (action === "note") {
+      handleOpenNotePanel();
+      return;
+    }
     if (action === "prompt-regenerate") {
       setRegeneratePrompt(data.prompt || "");
       setPromptDialogOpen(true);
@@ -1330,6 +1392,10 @@ export function ImageNode({ node, isSelected }: ImageNodeProps) {
                   <Type className="h-4 w-4 mr-2" />
                   编辑文字
                 </DropdownMenuItem>
+                <DropdownMenuItem onClick={() => handleAction('note')}>
+                  <StickyNote className="h-4 w-4 mr-2" />
+                  图片备注
+                </DropdownMenuItem>
                 <DropdownMenuItem
                   onClick={() => {
                     setDraftTitle(displayTitle);
@@ -1362,6 +1428,16 @@ export function ImageNode({ node, isSelected }: ImageNodeProps) {
             <p className="text-xs text-white line-clamp-2">{data.prompt}</p>
           </div>
         )}
+
+        {data.note && !isSelected && (
+          <div
+            className="pointer-events-none absolute top-2 left-2 inline-flex items-center gap-1 rounded-full bg-amber-100/95 px-2 py-1 text-[11px] text-amber-700 shadow-sm"
+            title="该图片含有备注"
+          >
+            <StickyNote className="h-3 w-3" />
+            备注
+          </div>
+        )}
       </div>
 
       {/* 角度编辑对话框 */}
@@ -1465,7 +1541,7 @@ export function ImageNode({ node, isSelected }: ImageNodeProps) {
       </Dialog>
       
       {/* 工具栏使用 Portal 渲染到 body，避免被裁剪 */}
-      {isSelected && data.src && typeof document !== 'undefined' && createPortal(
+      {isSelected && data.src && !isEditingTitle && typeof document !== 'undefined' && createPortal(
         <TooltipProvider delayDuration={200}>
           <div 
             className="fixed flex items-center gap-0.5 rounded-full shadow-xl px-2 py-1 z-[9999] bg-white/95 border border-gray-200 text-gray-800 dark:bg-gray-900/95 dark:border-gray-700 dark:text-gray-100"
@@ -1602,6 +1678,25 @@ export function ImageNode({ node, isSelected }: ImageNodeProps) {
               <TooltipContent side="bottom" className="text-xs">编辑文字</TooltipContent>
             </Tooltip>
 
+            {/* 图片备注 */}
+            <Tooltip>
+              <TooltipTrigger asChild>
+                <Button
+                  variant="ghost"
+                  size="icon"
+                  disabled={isProcessing}
+                  className={cn(
+                    "h-8 w-8 rounded-full hover:bg-gray-100 dark:hover:bg-white/10 disabled:opacity-50 disabled:pointer-events-none",
+                    data.note && "text-amber-600 dark:text-amber-300"
+                  )}
+                  onClick={() => handleAction('note')}
+                >
+                  <StickyNote className="h-4 w-4" />
+                </Button>
+              </TooltipTrigger>
+              <TooltipContent side="bottom" className="text-xs">图片备注</TooltipContent>
+            </Tooltip>
+
             {/* 提示词重绘 */}
             <Tooltip>
               <TooltipTrigger asChild>
@@ -1718,6 +1813,65 @@ export function ImageNode({ node, isSelected }: ImageNodeProps) {
         document.body
       )}
 
+      {/* 图片备注面板 */}
+      {isSelected && notePanelOpen && typeof document !== "undefined" && createPortal(
+        <div
+          className="fixed z-[9999] w-[300px] rounded-xl border border-amber-200 bg-amber-50/95 shadow-2xl backdrop-blur"
+          style={{
+            top: getNotePanelPosition().top,
+            left: getNotePanelPosition().left,
+          }}
+          onClick={(e) => e.stopPropagation()}
+        >
+          <div className="flex items-center justify-between px-4 py-3 border-b border-amber-200/80">
+            <div className="flex items-center gap-2 text-amber-800">
+              <StickyNote className="h-4 w-4" />
+              <span className="text-sm font-medium">图片备注</span>
+            </div>
+            <Button
+              variant="ghost"
+              size="icon"
+              className="h-7 w-7 text-amber-700 hover:text-amber-900 hover:bg-amber-100"
+              onClick={() => setNotePanelOpen(false)}
+            >
+              <X className="h-4 w-4" />
+            </Button>
+          </div>
+
+          <div className="px-4 py-3">
+            <Textarea
+              value={draftNote}
+              onChange={(e) => setDraftNote(e.target.value)}
+              placeholder="记录这张图的想法、待办或交付要求..."
+              rows={6}
+              className="resize-y bg-white/80 border-amber-200 focus-visible:ring-amber-300"
+            />
+            <p className="mt-2 text-[11px] text-amber-700/80">
+              备注仅在你点开时显示，不会直接覆盖在画面上。
+            </p>
+          </div>
+
+          <div className="flex items-center justify-between gap-2 px-4 py-3 border-t border-amber-200/80">
+            <Button
+              variant="ghost"
+              size="sm"
+              className="text-amber-700 hover:text-amber-900 hover:bg-amber-100"
+              onClick={() => setNotePanelOpen(false)}
+            >
+              取消
+            </Button>
+            <Button
+              size="sm"
+              className="bg-amber-600 text-white hover:bg-amber-700"
+              onClick={handleSaveNote}
+            >
+              保存备注
+            </Button>
+          </div>
+        </div>,
+        document.body
+      )}
+
       {/* 文字编辑面板（显示在图片节点旁边） */}
       {isSelected && textEditPanelOpen && data.src && typeof document !== "undefined" && createPortal(
         <div
diff --git a/types/canvas/index.ts b/types/canvas/index.ts
index 8294132..22ae3a9 100644
--- a/types/canvas/index.ts
+++ b/types/canvas/index.ts
@@ -42,6 +42,7 @@ export interface ImageTextEditItem {
 export interface ImageNodeData {
   src: string;
   title?: string;
+  note?: string;
   prompt?: string;
   model?: string;
   status: NodeStatus;