diff --git a/frontend-web/src/open-canvas/components/ai-writing/AIWritingPanel.tsx b/frontend-web/src/open-canvas/components/ai-writing/AIWritingPanel.tsx
index 92d4adb8..660afe01 100644
--- a/frontend-web/src/open-canvas/components/ai-writing/AIWritingPanel.tsx
+++ b/frontend-web/src/open-canvas/components/ai-writing/AIWritingPanel.tsx
@@ -4,6 +4,13 @@ import { ChevronsDown, Play, Plus, RotateCcw, Settings2, Square } from 'lucide-r
 
 import { Button } from '@/components/ui/button';
 import { cn } from '@/lib/utils';
+import {
+  Dialog,
+  DialogContent,
+  DialogHeader,
+  DialogTitle,
+} from '@/components/ui/dialog';
+import { useArticleTypes } from '../../hooks/useArticleTypes';
 
 import { useCanvasGraphContext } from '../../contexts/CanvasGraphContext';
 import { useAIWriting } from '../../hooks/useAIWriting';
@@ -40,9 +47,13 @@ export function AIWritingPanel() {
   const { setArtifact } = useCanvasGraphContext();
   const { state, startWriting, submitIntervention, pauseWriting, resumeWriting, reset } = useAIWriting();
   const { sessions, loading: sessionsLoading, refresh, rename, remove } = useAIWritingSessions();
+  const { articleTypes, refresh: refreshArticleTypes } = useArticleTypes();
+
+  useEffect(() => { refreshArticleTypes(); }, [refreshArticleTypes]);
 
   // History view state — null means normal writing mode
   const [historySession, setHistorySession] = useState<AIWritingSessionSummary | null>(null);
+  const [reqDialogOpen, setReqDialogOpen] = useState(false);
 
   const isIdle = state.status === 'idle';
   const isDone = state.status === 'done';
@@ -203,7 +214,15 @@ export function AIWritingPanel() {
     <div className="flex flex-col h-full overflow-hidden bg-background">
       {/* 头部 */}
       <div className="flex items-center justify-between px-4 py-2.5 border-b shrink-0">
-        <span className="text-sm font-semibold shrink-0">AI 智能写作</span>
+        <span
+          className={cn(
+            'text-sm font-semibold shrink-0',
+            !isIdle && 'cursor-pointer hover:text-primary transition-colors',
+          )}
+          onClick={() => { if (!isIdle && state.request) setReqDialogOpen(true); }}
+        >
+          AI 智能写作
+        </span>
         <div className="flex items-center gap-1.5">
           <Button
             variant="ghost"
@@ -383,6 +402,47 @@ export function AIWritingPanel() {
           )}
         </div>
       )}
+
+      {/* 写作参数查看弹窗 */}
+      {state.request && (
+        <Dialog open={reqDialogOpen} onOpenChange={setReqDialogOpen}>
+          <DialogContent className="sm:max-w-md">
+            <DialogHeader>
+              <DialogTitle>本次写作参数</DialogTitle>
+            </DialogHeader>
+            <div className="space-y-3 py-1 text-sm">
+              <ReqRow label="写作意图">
+                <p className="text-muted-foreground whitespace-pre-wrap leading-relaxed">{state.request.userIntent}</p>
+              </ReqRow>
+              <ReqRow label="文章类型">
+                <span className="text-muted-foreground">
+                  {articleTypes.find((t) => t.key === state.request!.articleType)?.label ?? state.request.articleType}
+                </span>
+              </ReqRow>
+              <ReqRow label="目标读者">
+                <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>
+              {state.request.modelName && (
+                <ReqRow label="写作模型">
+                  <span className="text-muted-foreground">{state.request.modelName}</span>
+                </ReqRow>
+              )}
+            </div>
+          </DialogContent>
+        </Dialog>
+      )}
+    </div>
+  );
+}
+
+function ReqRow({ label, children }: { label: string; children: React.ReactNode }) {
+  return (
+    <div className="space-y-0.5">
+      <p className="text-xs font-medium text-foreground/60">{label}</p>
+      {children}
     </div>
   );
 }
diff --git a/frontend-web/src/open-canvas/components/ai-writing/InterventionCard.tsx b/frontend-web/src/open-canvas/components/ai-writing/InterventionCard.tsx
index 65526f27..48738c37 100644
--- a/frontend-web/src/open-canvas/components/ai-writing/InterventionCard.tsx
+++ b/frontend-web/src/open-canvas/components/ai-writing/InterventionCard.tsx
@@ -1,7 +1,7 @@
-import { useState } from 'react';
+import { useRef, useState } from 'react';
 import {
   PauseCircle, CheckCircle2, RotateCcw, Search,
-  RefreshCw, PenLine, ArrowRight, ShieldAlert, ClipboardEdit,
+  RefreshCw, PenLine, ArrowRight, ShieldAlert, ClipboardEdit, SendHorizonal,
 } from 'lucide-react';
 import { Button } from '@/components/ui/button';
 import type {
@@ -222,9 +222,9 @@ interface OutlineConfirmCardProps {
 
 function OutlineConfirmCard({ outline: initialOutline, onSubmit, disabled }: OutlineConfirmCardProps) {
   const [editedOutline, setEditedOutline] = useState<AIOutline | null>(initialOutline);
-  const [showReplan, setShowReplan] = useState(false);
   const [feedback, setFeedback] = useState('');
   const [submitting, setSubmitting] = useState(false);
+  const textareaRef = useRef<HTMLTextAreaElement>(null);
 
   async function handleConfirm() {
     setSubmitting(true);
@@ -236,11 +236,28 @@ function OutlineConfirmCard({ outline: initialOutline, onSubmit, disabled }: Out
   }
 
   async function handleReplan() {
+    const text = feedback.trim();
+    if (!text) return;
     setSubmitting(true);
-    await onSubmit({ action: 're_outline', outlineFeedback: feedback.trim() });
+    await onSubmit({ action: 're_outline', outlineFeedback: text });
     setSubmitting(false);
   }
 
+  function handleKeyDown(e: React.KeyboardEvent<HTMLTextAreaElement>) {
+    if (e.key === 'Enter' && !e.shiftKey) {
+      e.preventDefault();
+      handleReplan();
+    }
+  }
+
+  // 自动调整高度
+  function handleInput(e: React.ChangeEvent<HTMLTextAreaElement>) {
+    setFeedback(e.target.value);
+    const el = e.target;
+    el.style.height = 'auto';
+    el.style.height = `${el.scrollHeight}px`;
+  }
+
   return (
     <div className="rounded-md border bg-background space-y-3 p-3">
       <div className="flex items-start gap-2">
@@ -248,7 +265,7 @@ function OutlineConfirmCard({ outline: initialOutline, onSubmit, disabled }: Out
         <div>
           <p className="text-xs font-medium">请确认大纲后继续写作</p>
           <p className="text-xs text-muted-foreground mt-0.5">
-            可直接点击章节标题或要点进行编辑，或要求重新规划大纲。
+            可直接点击章节标题或要点进行编辑，或在下方输入意见让 AI 重新规划。
           </p>
         </div>
       </div>
@@ -257,40 +274,37 @@ function OutlineConfirmCard({ outline: initialOutline, onSubmit, disabled }: Out
         ? <OutlineCard outline={editedOutline} onChange={setEditedOutline} />
         : <p className="text-xs text-muted-foreground text-center py-2">大纲加载中…</p>}
 
-      {showReplan && (
-        <div className="space-y-1.5">
-          <label className="text-xs text-muted-foreground">重新规划意见（可选）</label>
-          <textarea
-            rows={2} value={feedback} onChange={(e) => setFeedback(e.target.value)}
-            placeholder="描述大纲调整方向，例如：增加案例分析章节…"
-            className="w-full rounded-md border border-input bg-background px-3 py-1.5 text-xs resize-none placeholder:text-muted-foreground focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-ring"
-          />
-        </div>
-      )}
-
-      <div className="flex gap-2 pt-1">
-        <Button
-          type="button" size="sm" className="flex-1 h-8 text-xs gap-1.5"
-          onClick={handleConfirm} disabled={disabled || submitting || !editedOutline}
+      {/* 重新规划输入框 */}
+      <div className="flex items-end gap-1.5 rounded-md border border-input bg-background px-2.5 py-1.5 focus-within:ring-1 focus-within:ring-ring">
+        <textarea
+          ref={textareaRef}
+          rows={1}
+          value={feedback}
+          onChange={handleInput}
+          onKeyDown={handleKeyDown}
+          placeholder="输入修改意见后按 Enter 重新规划大纲，Shift+Enter 换行…"
+          disabled={disabled || submitting}
+          className="flex-1 resize-none overflow-hidden bg-transparent text-xs placeholder:text-muted-foreground focus:outline-none disabled:opacity-50 leading-5 py-0.5 min-h-[20px] max-h-32"
+        />
+        <button
+          type="button"
+          onClick={handleReplan}
+          disabled={disabled || submitting || !feedback.trim()}
+          className="shrink-0 mb-0.5 p-1 rounded text-muted-foreground hover:text-primary hover:bg-primary/8 disabled:opacity-30 disabled:cursor-not-allowed transition-colors"
+          title="发送（Enter）"
         >
-          <CheckCircle2 className="size-3.5" />确认大纲，开始写作
-        </Button>
-        {showReplan ? (
-          <Button
-            type="button" variant="outline" size="sm" className="h-8 text-xs gap-1.5 shrink-0"
-            onClick={handleReplan} disabled={disabled || submitting}
-          >
-            <RefreshCw className="size-3.5" />提交重规划
-          </Button>
-        ) : (
-          <Button
-            type="button" variant="outline" size="sm" className="h-8 text-xs gap-1.5 shrink-0"
-            onClick={() => setShowReplan(true)} disabled={disabled || submitting}
-          >
-            <RotateCcw className="size-3.5" />重新规划…
-          </Button>
-        )}
+          {submitting
+            ? <RefreshCw className="size-3.5 animate-spin" />
+            : <SendHorizonal className="size-3.5" />}
+        </button>
       </div>
+
+      <Button
+        type="button" size="sm" className="w-full h-8 text-xs gap-1.5"
+        onClick={handleConfirm} disabled={disabled || submitting || !editedOutline}
+      >
+        <CheckCircle2 className="size-3.5" />确认大纲，开始写作
+      </Button>
     </div>
   );
 }
diff --git a/frontend-web/src/open-canvas/hooks/useAIWriting.ts b/frontend-web/src/open-canvas/hooks/useAIWriting.ts
index fee1737a..d1c34807 100644
--- a/frontend-web/src/open-canvas/hooks/useAIWriting.ts
+++ b/frontend-web/src/open-canvas/hooks/useAIWriting.ts
@@ -21,6 +21,7 @@ import type {
 const INITIAL_STATE: AIWritingState = {
   sessionId: null,
   status: 'idle',
+  request: null,
   isPaused: false,
   progressEvents: [],
   materials: [],
@@ -269,7 +270,7 @@ export function useAIWriting() {
 
       abortRef.current?.abort();
       abortRef.current = new AbortController();
-      setState({ ...INITIAL_STATE, status: 'researching' });
+      setState({ ...INITIAL_STATE, status: 'researching', request });
 
       try {
         const sessionId = await startWritingSession(request);
diff --git a/frontend-web/src/open-canvas/pages/ArticleTypesConfigPage.tsx b/frontend-web/src/open-canvas/pages/ArticleTypesConfigPage.tsx
index 3b55508f..eb7982b8 100644
--- a/frontend-web/src/open-canvas/pages/ArticleTypesConfigPage.tsx
+++ b/frontend-web/src/open-canvas/pages/ArticleTypesConfigPage.tsx
@@ -95,11 +95,9 @@ export default function ArticleTypesConfigPage() {
   }
 
   async function handleSave() {
-    const trimmedKey = form.key.trim();
     const trimmedLabel = form.label.trim();
     const wordCount = parseInt(form.default_word_count, 10);
 
-    if (!trimmedKey) { setFormError('标识不能为空'); return; }
     if (!trimmedLabel) { setFormError('名称不能为空'); return; }
     if (isNaN(wordCount) || wordCount < 100) { setFormError('默认字数不能小于 100'); return; }
 
@@ -116,8 +114,9 @@ export default function ArticleTypesConfigPage() {
         };
         await update(editingId, req);
       } else {
+        const autoKey = 't_' + Date.now().toString(36) + Math.random().toString(36).slice(2, 6);
         const req: CreateArticleTypeRequest = {
-          key: trimmedKey,
+          key: autoKey,
           label: trimmedLabel,
           description: form.description.trim() || undefined,
           prompt_hint: form.prompt_hint.trim() || undefined,
@@ -211,19 +210,6 @@ export default function ArticleTypesConfigPage() {
           </DialogHeader>
 
           <div className="space-y-3 py-1">
-            <FormField label="标识 (key)" required>
-              <input
-                className={INPUT_CLASS}
-                placeholder="如 news、analysis（传给 AI 的唯一标识，仅限字母数字下划线）"
-                value={form.key}
-                onChange={(e) => setField('key', e.target.value)}
-                disabled={!!editingId}
-              />
-              {editingId && (
-                <p className="text-[11px] text-muted-foreground mt-0.5">标识创建后不可修改</p>
-              )}
-            </FormField>
-
             <FormField label="名称" required>
               <input
                 className={INPUT_CLASS}
@@ -355,9 +341,6 @@ function ArticleTypeCard({
         <div className="min-w-0 flex-1">
           <div className="flex items-center gap-2 flex-wrap">
             <span className="text-sm font-semibold">{type.label}</span>
-            <span className="inline-flex items-center px-1.5 py-0.5 rounded text-[10px] font-mono bg-muted text-muted-foreground border">
-              {type.key}
-            </span>
           </div>
           {type.description && (
             <p className="text-xs text-muted-foreground mt-0.5 line-clamp-1">{type.description}</p>
diff --git a/frontend-web/src/open-canvas/types/ai-writing.ts b/frontend-web/src/open-canvas/types/ai-writing.ts
index 38ed5564..17d546b1 100644
--- a/frontend-web/src/open-canvas/types/ai-writing.ts
+++ b/frontend-web/src/open-canvas/types/ai-writing.ts
@@ -189,6 +189,7 @@ export interface CompletedIntervention {
 export interface AIWritingState {
   sessionId: string | null;
   status: WritingStatus;
+  request: AIWritingRequest | null;
   isPaused: boolean;
   progressEvents: ProgressEvent[];
   materials: AIMaterial[];