样式修改

frontend-web/src/components/page-sidebar.tsx

@@ -105,6 +105,12 @@ const menuItems: MenuItem[] = [
             icon: List,
             path: "/page/strategy/light-app/notes",
           },
+          {
+            id: "light-app-note-qa",
+            label: "笔记问答",
+            icon: MessageSquareCode,
+            path: "/page/strategy/light-app/note-qa",
+          },
         ],
       },
       { id: "light-app-square", label: "应用广场", icon: Layout },

frontend-web/src/components/workspace/messages/message-group.tsx

@@ -463,7 +463,7 @@ interface CoTReasoningStep extends GenericCoTStep<"reasoning"> {
 interface CoTToolCallStep extends GenericCoTStep<"toolCall"> {
   name: string;
   args: Record<string, unknown>;
-  result?: string;
+  result?: string | Record<string, unknown>;
 }
 
 type CoTStep = CoTReasoningStep | CoTToolCallStep;
@@ -495,12 +495,22 @@ function convertToSteps(messages: Message[]): CoTStep[] {
         };
         const toolCallId = tool_call.id;
         if (toolCallId) {
-          const toolCallResult = findToolCallResult(toolCallId, messages);
+          const toolCallResult = findToolCallResult(
-          if (toolCallResult) {
+            toolCallId,
-            try {
+            messages,
-              const json = JSON.parse(toolCallResult);
+            tool_call.name,
-              step.result = json;
+          );
-            } catch {
+          if (toolCallResult !== undefined) {
+            if (typeof toolCallResult === "string") {
+              try {
+                step.result = JSON.parse(toolCallResult) as Record<
+                  string,
+                  unknown
+                >;
+              } catch {
+                step.result = toolCallResult;
+              }
+            } else {
               step.result = toolCallResult;
             }
           }

frontend-web/src/components/workspace/recent-chat-list.tsx

@@ -1,6 +1,7 @@
 "use client";
 
 import {
+  ChevronDown,
   Download,
   FileJson,
   FileText,
@@ -63,6 +64,15 @@ export function RecentChatList() {
   const { t } = useI18n();
   const router = useRouter();
   const pathname = usePathname();
+  const [collapsed, setCollapsed] = useState(
+    () => localStorage.getItem("sidebar:recent-chats-collapsed") === "true",
+  );
+
+  const toggleCollapsed = () => {
+    const next = !collapsed;
+    setCollapsed(next);
+    localStorage.setItem("sidebar:recent-chats-collapsed", String(next));
+  };
   const { thread_id: threadIdFromPath, agent_id: agentIdFromPath } =
     useParams<{
       thread_id: string;
@@ -161,12 +171,24 @@ export function RecentChatList() {
   return (
     <>
       <SidebarGroup className="px-2 pt-3 mt-2 border-t border-sidebar-border/60">
-        <SidebarGroupLabel className="text-muted-foreground/70 px-3 mb-1 text-[10px] font-semibold tracking-[0.12em] uppercase">
+        <SidebarGroupLabel
-          {env.NEXT_PUBLIC_STATIC_WEBSITE_ONLY !== "true"
+          className="text-muted-foreground/70 px-3 mb-1 text-[10px] font-semibold tracking-[0.12em] uppercase cursor-pointer select-none flex items-center justify-between hover:text-muted-foreground transition-colors"
-            ? t.sidebar.recentChats
+          onClick={toggleCollapsed}
-            : t.sidebar.demoChats}
+        >
+          <span>
+            {env.NEXT_PUBLIC_STATIC_WEBSITE_ONLY !== "true"
+              ? t.sidebar.recentChats
+              : t.sidebar.demoChats}
+          </span>
+          <ChevronDown
+            className={`w-3 h-3 shrink-0 transition-transform duration-200 ${collapsed ? "-rotate-90" : ""}`}
+          />
         </SidebarGroupLabel>
-        <SidebarGroupContent className="group-data-[collapsible=icon]:pointer-events-none group-data-[collapsible=icon]:-mt-8 group-data-[collapsible=icon]:opacity-0">
+        <SidebarGroupContent
+          className={`group-data-[collapsible=icon]:pointer-events-none group-data-[collapsible=icon]:-mt-8 group-data-[collapsible=icon]:opacity-0 overflow-hidden transition-all duration-200 ${
+            collapsed ? "max-h-0 opacity-0 pointer-events-none" : "max-h-[800px] opacity-100"
+          }`}
+        >
           <SidebarMenu>
             <div className="flex w-full flex-col gap-0.5">
               {visibleThreads.map((thread) => {

frontend-web/src/components/workspace/recent-writing-list.tsx

@@ -0,0 +1,122 @@
+"use client";
+
+import { useEffect, useState } from "react";
+import { usePathname, useRouter } from "next/navigation";
+import { ChevronDown } from "lucide-react";
+import { cn } from "@/lib/utils";
+import {
+  SidebarGroup,
+  SidebarGroupContent,
+  SidebarGroupLabel,
+  SidebarMenu,
+  SidebarMenuItem,
+  SidebarMenuButton,
+} from "@/components/ui/sidebar";
+import {
+  formatRelative,
+  STATUS_LABELS,
+} from "@/open-canvas/components/ai-writing/AIWritingHistoryDropdown";
+import { useAIWritingSessions } from "@/open-canvas/hooks/useAIWritingSessions";
+import type { AIWritingSessionSummary } from "@/open-canvas/api/ai-writing-sessions";
+
+const AI_WRITING_PATH = "/page/workspace/ai-writing";
+
+function openSession(
+  session: AIWritingSessionSummary,
+  isOnPage: boolean,
+  router: ReturnType<typeof useRouter>,
+) {
+  if (isOnPage) {
+    // 已在 AI 写作页面，直接通过自定义事件通知面板
+    window.dispatchEvent(
+      new CustomEvent("ai-writing:open-session", { detail: session }),
+    );
+  } else {
+    // 不在该页面，把 session 存入 sessionStorage 后跳转
+    sessionStorage.setItem("ai-writing:pending-session", JSON.stringify(session));
+    router.push(AI_WRITING_PATH);
+  }
+}
+
+export function RecentWritingList() {
+  const router = useRouter();
+  const pathname = usePathname();
+  const { sessions, loading, refresh } = useAIWritingSessions();
+  const [collapsed, setCollapsed] = useState(
+    () => localStorage.getItem("sidebar:recent-writing-collapsed") === "true",
+  );
+
+  const toggleCollapsed = () => {
+    const next = !collapsed;
+    setCollapsed(next);
+    localStorage.setItem("sidebar:recent-writing-collapsed", String(next));
+  };
+
+  useEffect(() => {
+    void refresh();
+  }, [refresh]);
+
+  if (!loading && sessions.length === 0) return null;
+
+  const isOnPage = pathname === AI_WRITING_PATH;
+
+  return (
+    <SidebarGroup className="px-2 pt-3 mt-0 border-t border-sidebar-border/60">
+      <SidebarGroupLabel
+        className="text-muted-foreground/70 px-3 mb-1 text-[10px] font-semibold tracking-[0.12em] uppercase cursor-pointer select-none flex items-center justify-between hover:text-muted-foreground transition-colors"
+        onClick={toggleCollapsed}
+      >
+        <span>最近写作</span>
+        <ChevronDown
+          className={`w-3 h-3 shrink-0 transition-transform duration-200 ${collapsed ? "-rotate-90" : ""}`}
+        />
+      </SidebarGroupLabel>
+      <SidebarGroupContent
+        className={`group-data-[collapsible=icon]:pointer-events-none group-data-[collapsible=icon]:-mt-8 group-data-[collapsible=icon]:opacity-0 overflow-hidden transition-all duration-200 ${
+          collapsed ? "max-h-0 opacity-0 pointer-events-none" : "max-h-[600px] opacity-100"
+        }`}
+      >
+        <SidebarMenu>
+          <div className="flex w-full flex-col gap-0.5">
+            {loading && sessions.length === 0 ? (
+              <p className="px-3 py-1 text-[12px] text-muted-foreground">加载中…</p>
+            ) : (
+              sessions.slice(0, 10).map((session) => {
+                const { label, color } = STATUS_LABELS[session.status] ?? {
+                  label: session.status,
+                  color: "text-muted-foreground",
+                };
+                return (
+                  <SidebarMenuItem key={session.id} className="group/side-menu-item">
+                    <SidebarMenuButton
+                      className={
+                        "rounded-lg h-auto py-1.5 px-3 text-muted-foreground " +
+                        "hover:text-foreground hover:bg-sidebar-accent/60"
+                      }
+                      onClick={() => openSession(session, isOnPage, router)}
+                    >
+                      <div className="flex flex-col items-start min-w-0 w-full">
+                        <span className="text-[13px] truncate w-full leading-snug">
+                          {session.title}
+                        </span>
+                        <div className="flex items-center gap-1 mt-0.5">
+                          <span className={cn("text-[10px] font-medium", color)}>
+                            {label}
+                          </span>
+                          <span className="text-[10px] text-muted-foreground">·</span>
+                          <span className="text-[10px] text-muted-foreground">
+                            {formatRelative(session.updated_at)}
+                          </span>
+                        </div>
+                      </div>
+                    </SidebarMenuButton>
+                  </SidebarMenuItem>
+                );
+              })
+            )}
+          </div>
+        </SidebarMenu>
+      </SidebarGroupContent>
+    </SidebarGroup>
+  );
+}

frontend-web/src/components/workspace/workspace-sidebar.tsx

@@ -12,6 +12,7 @@ import { useTheme } from "@/contexts/ThemeContext";
 import { cn } from "@/lib/utils";
 
 import { RecentChatList } from "./recent-chat-list";
+import { RecentWritingList } from "./recent-writing-list";
 import { WorkspaceHeader } from "./workspace-header";
 import { WorkspaceNavChatList } from "./workspace-nav-chat-list";
 import { WorkspaceNavMenu } from "./workspace-nav-menu";
@@ -45,6 +46,7 @@ export function WorkspaceSidebar({
         <SidebarContent>
           <WorkspaceNavChatList showCollapseTrigger={compactChrome} />
           {isSidebarOpen && <RecentChatList />}
+          {isSidebarOpen && <RecentWritingList />}
         </SidebarContent>
         {!compactChrome && (
           <SidebarFooter>

frontend-web/src/core/messages/search-results.ts

@@ -277,9 +277,14 @@ function normalizeSearchResultItem(raw: unknown): SearchResultItem | null {
 
   const layers = collectNestedRecords(record);
 
+  const indexLabel = pickString(record.index, record.idx, record.rank, record.no);
+
   let title =
     pickFromLayers(layers, TITLE_ALIASES) ??
     pickByKeyPattern(layers, TITLE_KEY_PATTERN, { maxLength: 200 });
+  if (!title && indexLabel) {
+    title = `结果 ${indexLabel}`;
+  }
   let content =
     pickFromLayers(layers, CONTENT_ALIASES) ??
     pickByKeyPattern(layers, CONTENT_KEY_PATTERN, { excludeUrl: true });
@@ -313,7 +318,8 @@ function normalizeSearchResultItem(raw: unknown): SearchResultItem | null {
     title = pickShortTitleFallback(layers, reserved);
   }
 
-  if (!title && !content && !url) {
+  // 内网检索可能只有 index + 空 title/content_preview，仍展示占位卡片
+  if (!title && !content && !url && !indexLabel) {
     return null;
   }
 

frontend-web/src/core/messages/utils.ts

@@ -1,5 +1,7 @@
 import type { AIMessage, Message } from "@langchain/langgraph-sdk";
 
+import { hasSearchResultPayload } from "@/core/messages/search-results";
+
 interface GenericMessageGroup<T = string> {
   type: T;
   id: string | undefined;
@@ -141,21 +143,63 @@ export function groupMessages<T>(
 }
 
 export function extractTextFromMessage(message: Message) {
-  if (typeof message.content === "string") {
+  const payload = extractToolResultPayload(message);
-    return (
+  if (typeof payload === "string") {
-      splitInlineReasoningFromAIMessage(message)?.content ??
+    return payload;
-      message.content.trim()
-    );
   }
-  if (Array.isArray(message.content)) {
+  if (payload && typeof payload === "object") {
-    return message.content
+    try {
-      .map((content) => (content.type === "text" ? content.text : ""))
+      return JSON.stringify(payload);
-      .join("\n")
+    } catch {
-      .trim();
+      return "";
+    }
   }
   return "";
 }
 
+/**
+ * Tool / skill 返回值可能是 JSON 字符串，也可能是结构化对象
+ *（如内网检索：{ success, query, count, results: [{ title, content_preview }] }）。
+ */
+export function extractToolResultPayload(
+  message: Message,
+): string | Record<string, unknown> | undefined {
+  const { content } = message;
+
+  if (typeof content === "string") {
+    const trimmed = content.trim();
+    return trimmed || undefined;
+  }
+
+  if (content && typeof content === "object" && !Array.isArray(content)) {
+    return content as Record<string, unknown>;
+  }
+
+  if (Array.isArray(content)) {
+    const textParts: string[] = [];
+    for (const part of content) {
+      if (!part || typeof part !== "object") {
+        continue;
+      }
+      const block = part as Record<string, unknown>;
+      if (block.type === "text" && typeof block.text === "string") {
+        textParts.push(block.text);
+        continue;
+      }
+      if (block.type === "json" && block.json && typeof block.json === "object") {
+        return block.json as Record<string, unknown>;
+      }
+      if (hasSearchResultPayload(block)) {
+        return block;
+      }
+    }
+    const joined = textParts.join("\n").trim();
+    return joined || undefined;
+  }
+
+  return undefined;
+}
+
 const THINK_TAG_RE = /<think>\s*([\s\S]*?)\s*<\/think>/g;
 
 function splitInlineReasoning(content: string) {
@@ -335,15 +379,37 @@ export function hasSubagent(message: AIMessage) {
   return false;
 }
 
-export function findToolCallResult(toolCallId: string, messages: Message[]) {
+export function findToolCallResult(
+  toolCallId: string,
+  messages: Message[],
+  toolName?: string,
+): string | Record<string, unknown> | undefined {
   for (const message of messages) {
-    if (message.type === "tool" && message.tool_call_id === toolCallId) {
+    if (message.type !== "tool" || message.tool_call_id !== toolCallId) {
-      const content = extractTextFromMessage(message);
+      continue;
-      if (content) {
+    }
-        return content;
+    const payload = extractToolResultPayload(message);
+    if (payload !== undefined) {
+      return payload;
+    }
+  }
+
+  // updates 流里偶发缺少 tool_call_id，但 content 已是检索结构
+  if (toolName) {
+    for (const message of messages) {
+      if (message.type !== "tool" || message.name !== toolName) {
+        continue;
+      }
+      if (message.tool_call_id && message.tool_call_id !== toolCallId) {
+        continue;
+      }
+      const payload = extractToolResultPayload(message);
+      if (payload !== undefined && hasSearchResultPayload(payload)) {
+        return payload;
       }
     }
   }
+
   return undefined;
 }
 

frontend-web/src/open-canvas/components/ai-writing/AIWritingForm.tsx

@@ -19,6 +19,8 @@ import { useArticleTypes } from '../../hooks/useArticleTypes';
 interface AIWritingFormProps {
   onSubmit: (req: AIWritingRequest) => void;
   disabled?: boolean;
+  /** workspace 入口：隐藏检索关键词数量、严格模式、目标读者 */
+  hideAdvancedFields?: boolean;
 }
 
 interface ModelOption {
@@ -31,7 +33,14 @@ const INPUT_CLASS =
   'placeholder:text-muted-foreground focus-visible:outline-none focus-visible:ring-1 ' +
   'focus-visible:ring-ring disabled:opacity-50';
 
-export function AIWritingForm({ onSubmit, disabled }: AIWritingFormProps) {
+const DEFAULT_KEYWORD_COUNT = 6;
+const DEFAULT_AUDIENCE = '普通读者';
+
+export function AIWritingForm({
+  onSubmit,
+  disabled,
+  hideAdvancedFields = false,
+}: AIWritingFormProps) {
   const [intent, setIntent] = useState('');
   const [articleType, setArticleType] = useState('analysis');
   const [audience, setAudience] = useState('普通读者');
@@ -110,14 +119,18 @@ export function AIWritingForm({ onSubmit, disabled }: AIWritingFormProps) {
     e.preventDefault();
     if (!intent.trim()) return;
     const wordCount = Math.max(100, parseInt(wordCountInput, 10) || 800);
-    const keywordCount = Math.max(1, Math.min(10, parseInt(keywordCountInput, 10) || 6));
+    const keywordCount = hideAdvancedFields
+      ? DEFAULT_KEYWORD_COUNT
+      : Math.max(1, Math.min(10, parseInt(keywordCountInput, 10) || DEFAULT_KEYWORD_COUNT));
     onSubmit({
       userIntent: intent.trim(),
       articleType,
-      targetAudience: audience.trim() || '普通读者',
+      targetAudience: hideAdvancedFields
+        ? DEFAULT_AUDIENCE
+        : audience.trim() || DEFAULT_AUDIENCE,
       wordCountTarget: wordCount,
       keywordCount,
-      writingMode: strictMode ? 'strict' : 'loose',
+      writingMode: hideAdvancedFields ? 'loose' : strictMode ? 'strict' : 'loose',
       modelName: modelName || undefined,
     });
   }
@@ -173,53 +186,57 @@ export function AIWritingForm({ onSubmit, disabled }: AIWritingFormProps) {
         </div>
       </div>
 
-      <div className="space-y-1.5">
+      {!hideAdvancedFields && (
-        <label className="text-xs font-medium text-muted-foreground">检索关键词数量（1~10）</label>
+        <>
-        <input
+          <div className="space-y-1.5">
-          type="number"
+            <label className="text-xs font-medium text-muted-foreground">检索关键词数量（1~10）</label>
-          min={1}
+            <input
-          max={10}
+              type="number"
-          step={1}
+              min={1}
-          className={INPUT_CLASS}
+              max={10}
-          placeholder="6"
+              step={1}
-          value={keywordCountInput}
+              className={INPUT_CLASS}
-          onChange={(e) => setKeywordCountInput(e.target.value)}
+              placeholder="6"
-          onBlur={handleKeywordCountBlur}
+              value={keywordCountInput}
-          disabled={disabled}
+              onChange={(e) => setKeywordCountInput(e.target.value)}
-        />
+              onBlur={handleKeywordCountBlur}
-        <p className="text-[11px] text-muted-foreground/70">
+              disabled={disabled}
-          素材收集专家用几个关键词检索，越多素材越全面但耗时更长。
+            />
-        </p>
+            <p className="text-[11px] text-muted-foreground/70">
-      </div>
+              素材收集专家用几个关键词检索，越多素材越全面但耗时更长。
+            </p>
+          </div>
 
-      <div className="flex items-start gap-2 rounded-md border bg-muted/20 px-3 py-2">
+          <div className="flex items-start gap-2 rounded-md border bg-muted/20 px-3 py-2">
-        <input
+            <input
-          type="checkbox"
+              type="checkbox"
-          id="strict-mode"
+              id="strict-mode"
-          checked={strictMode}
+              checked={strictMode}
-          onChange={(e) => setStrictMode(e.target.checked)}
+              onChange={(e) => setStrictMode(e.target.checked)}
-          disabled={disabled}
+              disabled={disabled}
-          className="mt-0.5 size-3.5 shrink-0 accent-primary cursor-pointer"
+              className="mt-0.5 size-3.5 shrink-0 accent-primary cursor-pointer"
-        />
+            />
-        <label htmlFor="strict-mode" className="cursor-pointer select-none">
+            <label htmlFor="strict-mode" className="cursor-pointer select-none">
-          <span className="text-xs font-medium text-foreground/80">严格依据素材写作</span>
+              <span className="text-xs font-medium text-foreground/80">严格依据素材写作</span>
-          <p className="text-[11px] text-muted-foreground/70 mt-0.5 leading-relaxed">
+              <p className="text-[11px] text-muted-foreground/70 mt-0.5 leading-relaxed">
-            勾选后作家只依据检索素材写作，素材不足以支撑某章节时会暂停询问你；不勾选则可结合通用知识补充论述。
+                勾选后作家只依据检索素材写作，素材不足以支撑某章节时会暂停询问你；不勾选则可结合通用知识补充论述。
-          </p>
+              </p>
-        </label>
+            </label>
-      </div>
+          </div>
 
-      <div className="space-y-1.5">
+          <div className="space-y-1.5">
-        <label className="text-xs font-medium text-muted-foreground">目标读者</label>
+            <label className="text-xs font-medium text-muted-foreground">目标读者</label>
-        <input
+            <input
-          type="text"
+              type="text"
-          className={INPUT_CLASS}
+              className={INPUT_CLASS}
-          placeholder="普通读者 / 行业专家 / 政策决策者…"
+              placeholder="普通读者 / 行业专家 / 政策决策者…"
-          value={audience}
+              value={audience}
-          onChange={(e) => setAudience(e.target.value)}
+              onChange={(e) => setAudience(e.target.value)}
-          disabled={disabled}
+              disabled={disabled}
-        />
+            />
-      </div>
+          </div>
+        </>
+      )}
 
       {models.length > 0 && (
         <div className="space-y-1.5">

frontend-web/src/open-canvas/components/ai-writing/AIWritingHistoryDropdown.tsx

@@ -5,7 +5,7 @@ import { Button } from '@/components/ui/button';
 import { cn } from '@/lib/utils';
 import type { AIWritingSessionSummary } from '../../api/ai-writing-sessions';
 
-const STATUS_LABELS: Record<string, { label: string; color: string }> = {
+export const STATUS_LABELS: Record<string, { label: string; color: string }> = {
   in_progress: { label: '进行中', color: 'text-blue-500' },
   draft_ready:  { label: '草稿', color: 'text-amber-500' },
   review_ready: { label: '审核', color: 'text-purple-500' },
@@ -13,7 +13,7 @@ const STATUS_LABELS: Record<string, { label: string; color: string }> = {
   error:        { label: '错误', color: 'text-destructive' },
 };
 
-function formatRelative(isoStr: string): string {
+export function formatRelative(isoStr: string): string {
   const ms = Date.now() - new Date(isoStr).getTime();
   const mins = Math.floor(ms / 60000);
   if (mins < 1)  return '刚刚';
@@ -25,7 +25,7 @@ function formatRelative(isoStr: string): string {
   return new Date(isoStr).toLocaleDateString('zh-CN', { month: 'short', day: 'numeric' });
 }
 
-interface SessionItemProps {
+export interface SessionItemProps {
   session: AIWritingSessionSummary;
   isSelected: boolean;
   onSelect: () => void;
@@ -33,7 +33,7 @@ interface SessionItemProps {
   onRename: (title: string) => void;
 }
 
-function SessionItem({ session, isSelected, onSelect, onDelete, onRename }: SessionItemProps) {
+export function SessionItem({ session, isSelected, onSelect, onDelete, onRename }: SessionItemProps) {
   const [editing, setEditing] = useState(false);
   const [editValue, setEditValue] = useState(session.title);
   const inputRef = useRef<HTMLInputElement>(null);

frontend-web/src/open-canvas/components/ai-writing/AIWritingPanel.tsx

@@ -65,7 +65,11 @@ const STATUS_LABEL: Record<string, string> = {
   error: '出错了',
 };
 
-export function AIWritingPanel() {
+export function AIWritingPanel({
+  hideAdvancedFields = false,
+}: {
+  hideAdvancedFields?: boolean;
+} = {}) {
   const navigate = useNavigate();
   const { setArtifact } = useCanvasGraphContext();
   const { state, startWriting, submitIntervention, pauseWriting, resumeWriting, reset } = useAIWriting();
@@ -193,6 +197,35 @@ export function AIWritingPanel() {
     reset();
   }, [reset]);
 
+  // ── 侧边栏"最近写作"通信：两种路径 ────────────────────────────────────────
+  // 用 ref 包住 handler，保证事件监听器始终能拿到最新版本
+  const handleSelectHistoryRef = useRef(handleSelectHistory);
+  useEffect(() => {
+    handleSelectHistoryRef.current = handleSelectHistory;
+  }, [handleSelectHistory]);
+
+  // 路径1：导航进入本页面时，从 sessionStorage 恢复待打开的 session
+  useEffect(() => {
+    const raw = sessionStorage.getItem('ai-writing:pending-session');
+    if (!raw) return;
+    sessionStorage.removeItem('ai-writing:pending-session');
+    try {
+      const session = JSON.parse(raw) as AIWritingSessionSummary;
+      handleSelectHistoryRef.current(session);
+    } catch { /* ignore */ }
+  // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, []); // 仅挂载时执行一次
+
+  // 路径2：已在本页面时，监听侧边栏触发的自定义事件
+  useEffect(() => {
+    function onOpenSession(e: Event) {
+      const session = (e as CustomEvent<AIWritingSessionSummary>).detail;
+      if (session) handleSelectHistoryRef.current(session);
+    }
+    window.addEventListener('ai-writing:open-session', onOpenSession);
+    return () => window.removeEventListener('ai-writing:open-session', onOpenSession);
+  }, []);
+
   // ── ⚠️ 临时调试：admin 一键清理所有过期会话 ────────────────────────────────
   // ai-writing-优化.md §阶段 7 删冗余代码时，本按钮 + 对应 api 一并删除。
   // 仅 admin 能成功调用（后端 _require_admin），普通用户调会拿到 403。
@@ -342,7 +375,10 @@ export function AIWritingPanel() {
       <div ref={scrollRef} className="absolute inset-0 overflow-y-auto">
         {/* 未开始时显示表单 */}
         {isIdle && (
-          <AIWritingForm onSubmit={startWriting} />
+          <AIWritingForm
+            onSubmit={startWriting}
+            hideAdvancedFields={hideAdvancedFields}
+          />
         )}
 
         {/* 意图解析：流式 → 结果卡片承接。
@@ -353,7 +389,11 @@ export function AIWritingPanel() {
           <IntentStreamingView text={state.intentStreamingText} thinkingText={state.intentThinkingText} />
         )}
         {state.parsedIntent && !state.intentStreamingText && (
-          <IntentResultCard intent={state.parsedIntent} articleTypes={articleTypes} />
+          <IntentResultCard
+            intent={state.parsedIntent}
+            articleTypes={articleTypes}
+            hideTargetAudience={hideAdvancedFields}
+          />
         )}
 
         {/* 运行中或完成后显示时间线 */}
@@ -484,20 +524,26 @@ export function AIWritingPanel() {
                   {articleTypes.find((t) => t.key === state.request!.articleType)?.label ?? state.request.articleType}
                 </span>
               </ReqRow>
-              <ReqRow label="目标读者">
+              {!hideAdvancedFields && (
-                <span className="text-muted-foreground">{state.request.targetAudience}</span>
+                <ReqRow label="目标读者">
-              </ReqRow>
+                  <span className="text-muted-foreground">{state.request.targetAudience}</span>
+                </ReqRow>
+              )}
               <ReqRow label="目标字数">
                 <span className="text-muted-foreground">{state.request.wordCountTarget} 字</span>
               </ReqRow>
-              <ReqRow label="检索关键词数量">
+              {!hideAdvancedFields && (
-                <span className="text-muted-foreground">{state.request.keywordCount} 个</span>
+                <>
-              </ReqRow>
+                  <ReqRow label="检索关键词数量">
-              <ReqRow label="写作模式">
+                    <span className="text-muted-foreground">{state.request.keywordCount} 个</span>
-                <span className="text-muted-foreground">
+                  </ReqRow>
-                  {state.request.writingMode === 'strict' ? '严格依据素材' : '宽松（可结合通用知识）'}
+                  <ReqRow label="写作模式">
-                </span>
+                    <span className="text-muted-foreground">
-              </ReqRow>
+                      {state.request.writingMode === 'strict' ? '严格依据素材' : '宽松（可结合通用知识）'}
+                    </span>
+                  </ReqRow>
+                </>
+              )}
               {state.request.modelName && (
                 <ReqRow label="写作模型">
                   <span className="text-muted-foreground">{state.request.modelName}</span>

frontend-web/src/open-canvas/components/ai-writing/IntentResultCard.tsx

@@ -6,13 +6,18 @@ import type { ArticleType } from '../../api/ai-writing-article-types';
 interface IntentResultCardProps {
   intent: ParsedIntent;
   articleTypes: ArticleType[];
+  hideTargetAudience?: boolean;
 }
 
 /**
  * 意图解析完成后的结构化卡片。展示 LLM 把用户原始意图理解成的四项：
  * 文章类型 / 目标读者 / 字数 / 精炼意图。在素材收集开始前作为"承上启下"的视觉锚点。
  */
-export function IntentResultCard({ intent, articleTypes }: IntentResultCardProps) {
+export function IntentResultCard({
+  intent,
+  articleTypes,
+  hideTargetAudience = false,
+}: IntentResultCardProps) {
   // article_type 后端给的是 key（如 "analysis"），UI 展示用 label（如 "分析报道"）
   const typeLabel =
     articleTypes.find((t) => t.key === intent.articleType)?.label ?? intent.articleType;
@@ -28,7 +33,9 @@ export function IntentResultCard({ intent, articleTypes }: IntentResultCardProps
         </div>
         <div className="px-3 py-2.5 space-y-1.5 text-xs">
           <Row label="文章类型" value={typeLabel} />
-          <Row label="目标读者" value={intent.targetAudience} />
+          {!hideTargetAudience && (
+            <Row label="目标读者" value={intent.targetAudience} />
+          )}
           <Row label="字数目标" value={`${intent.wordCountTarget} 字`} />
           {intent.refinedIntent && (
             <Row label="精炼意图" value={intent.refinedIntent} multiline />

frontend-web/src/open-canvas/pages/AIWritingPage.tsx

@@ -103,7 +103,11 @@ const DRAFT_ID   = 'aw-draft';
 // Match the original canvas page proportions (chat=35, artifact=65)
 const DEFAULT_LAYOUT = { [WRITING_ID]: 35, [DRAFT_ID]: 65 };
 
-export default function AIWritingPage() {
+export default function AIWritingPage({
+  hideAdvancedFields = false,
+}: {
+  hideAdvancedFields?: boolean;
+} = {}) {
   const layoutRef = useRef<GroupImperativeHandle>(null);
 
   return (
@@ -128,7 +132,7 @@ export default function AIWritingPage() {
               >
                 {/* 与原布局保持相同的 flex-1 min-h-0 包裹，确保内部 h-full 正确解析 */}
                 <div className="flex-1 min-h-0 overflow-hidden">
-                  <AIWritingPanel />
+                  <AIWritingPanel hideAdvancedFields={hideAdvancedFields} />
                 </div>
               </ResizablePanel>
 

frontend-web/src/pages/LightAppNoteQAPage.tsx

@@ -0,0 +1,126 @@
+"use client";
+
+import { useState } from "react";
+import { BookOpen, Plus, Send } from "lucide-react";
+
+import { useTheme } from "@/contexts/ThemeContext";
+import { cn } from "@/lib/utils";
+
+export default function LightAppNoteQAPage() {
+  const { theme } = useTheme();
+  const isDark = theme === "dark";
+  const [question, setQuestion] = useState("");
+
+  const handleSubmit = () => {
+    if (!question.trim()) return;
+    setQuestion("");
+  };
+
+  return (
+    <div
+      className={cn(
+        "relative h-full w-full overflow-hidden",
+        isDark ? "bg-slate-950" : "bg-white",
+      )}
+    >
+      {/* 背景光晕 */}
+      <div
+        className="pointer-events-none absolute inset-0"
+        style={{
+          background: isDark
+            ? "radial-gradient(ellipse 60% 50% at 50% 46%, rgba(59,130,246,0.10) 0%, rgba(139,92,246,0.06) 50%, transparent 70%)"
+            : "radial-gradient(ellipse 60% 50% at 50% 46%, rgba(147,197,253,0.38) 0%, rgba(165,180,252,0.18) 50%, transparent 70%)",
+        }}
+      />
+
+      {/* 主内容 */}
+      <div className="relative flex h-full flex-col items-center justify-center -translate-y-10">
+        <div className="flex w-full max-w-[520px] flex-col items-center gap-4 px-6">
+
+          {/* 笔记图标 */}
+          <div
+            className={cn(
+              "flex h-12 w-10 shrink-0 items-center justify-center rounded shadow-sm",
+              isDark ? "bg-violet-400 text-slate-950" : "bg-[#4d3f74] text-white",
+            )}
+          >
+            <BookOpen className="h-6 w-6" />
+          </div>
+
+          {/* 笔记标题 */}
+          <h1
+            className={cn(
+              "text-xl font-semibold tracking-tight",
+              isDark ? "text-slate-100" : "text-slate-900",
+            )}
+          >
+            笔记01
+          </h1>
+
+          {/* 新增来源按钮 */}
+          <button
+            type="button"
+            className={cn(
+              "flex items-center gap-1.5 rounded-full px-4 py-1 text-sm font-medium transition-colors",
+              isDark
+                ? "bg-sky-500/20 text-sky-300 hover:bg-sky-500/30"
+                : "bg-sky-100 text-sky-600 hover:bg-sky-200",
+            )}
+          >
+            <Plus className="h-3.5 w-3.5" />
+            新增来源
+          </button>
+
+          {/* 问答输入框 */}
+          <div
+            className={cn(
+              "mt-3 flex w-full items-center gap-3 rounded-full px-5 py-3.5",
+              isDark
+                ? "bg-slate-800 ring-1 ring-white/10"
+                : "bg-white shadow-sm ring-1 ring-black/5",
+            )}
+          >
+            <Plus
+              className={cn(
+                "h-4 w-4 shrink-0",
+                isDark ? "text-slate-500" : "text-slate-400",
+              )}
+            />
+            <input
+              value={question}
+              onChange={(e) => setQuestion(e.target.value)}
+              onKeyDown={(e) => {
+                if (e.key === "Enter") {
+                  e.preventDefault();
+                  handleSubmit();
+                }
+              }}
+              placeholder="开始问答"
+              className={cn(
+                "min-w-0 flex-1 bg-transparent text-sm outline-none",
+                isDark
+                  ? "text-slate-200 placeholder:text-slate-500"
+                  : "text-slate-700 placeholder:text-slate-400",
+              )}
+            />
+            {question.trim() && (
+              <button
+                type="button"
+                onClick={handleSubmit}
+                className={cn(
+                  "flex h-7 w-7 shrink-0 items-center justify-center rounded-full transition-colors",
+                  isDark
+                    ? "bg-sky-500 text-white hover:bg-sky-400"
+                    : "bg-[#F5222D] text-white hover:bg-[#CF1322]",
+                )}
+                aria-label="发送"
+              >
+                <Send className="h-3.5 w-3.5" />
+              </button>
+            )}
+          </div>
+        </div>
+      </div>
+    </div>
+  );
+}

frontend-web/src/pages/StrategyRoutes.tsx

@@ -26,6 +26,7 @@ import AdminUserActivityPage from "./AdminUserActivityPage";
 import TagsPage from "./TagsPage";
 import LightAppNewNotePage from "./LightAppNewNotePage";
 import LightAppNoteListPage from "./LightAppNoteListPage";
+import LightAppNoteQAPage from "./LightAppNoteQAPage";
 
 export default function StrategyRoutes() {
   return (
@@ -41,6 +42,7 @@ export default function StrategyRoutes() {
         {/* 轻应用 */}
         <Route path="light-app/new-note" element={<LightAppNewNotePage />} />
         <Route path="light-app/notes" element={<LightAppNoteListPage />} />
+        <Route path="light-app/note-qa" element={<LightAppNoteQAPage />} />
 
         {/* 对话 */}
         <Route path="chats" element={<ChatsPage />} />

frontend-web/src/pages/WorkspaceRoutes.tsx

@@ -182,7 +182,7 @@ export default function WorkspaceRoutes({
         path="ai-writing"
         element={
           <WorkspaceLayout {...layoutProps}>
-            <AIWritingPage />
+            <AIWritingPage hideAdvancedFields />
           </WorkspaceLayout>
         }
       />