feat: Header 顶部二三级菜单与 AI 写作表单收起优化

frontend-web/src/components/page-sdebar.css

@@ -320,4 +320,155 @@
     max-width: 64px;
     opacity: 1;
     transform: translateX(0);
-}
+}
+
+.sidebar-contnet--top-submenu .item-nav:hover::before,
+.sidebar-contnet--top-submenu .item-nav-active::before,
+.sidebar-contnet--top-submenu .item-nav-hovered::before {
+    display: none;
+}
+
+.top-submenu-bar {
+    position: relative;
+    z-index: 35;
+    height: 64px;
+    min-width: 0;
+    flex: 1 1 auto;
+    align-self: stretch;
+    margin-left: 34px;
+    background: transparent;
+    border: 0;
+    box-shadow: none;
+    overflow-x: auto;
+    overflow-y: hidden;
+}
+
+.top-submenu-list {
+    min-width: max-content;
+    height: 64px;
+    display: flex;
+    align-items: stretch;
+    gap: 0;
+    padding: 0;
+}
+
+.top-submenu-item {
+    position: relative;
+    min-width: 122px;
+    height: 64px;
+    display: inline-flex;
+    align-items: center;
+    justify-content: center;
+    border: 0;
+    padding: 0 18px;
+    background: transparent;
+    color: rgba(224, 242, 255, 0.9);
+    font-family: Noto Sans S Chinese;
+    font-size: 16px;
+    line-height: 1;
+    font-weight: 500;
+    letter-spacing: 0;
+    white-space: nowrap;
+    cursor: pointer;
+    overflow: hidden;
+    transition: color 0.18s ease, text-shadow 0.18s ease, background 0.18s ease;
+}
+
+.top-submenu-item:hover,
+.top-submenu-item--active {
+    color: #ffffff;
+    text-shadow: 0 0 10px rgba(91, 210, 255, 0.45);
+    background:
+        linear-gradient(135deg, rgba(15, 84, 169, 0.52) 0%, rgba(5, 43, 103, 0.34) 76%),
+        linear-gradient(180deg, rgba(39, 126, 230, 0.2) 0%, rgba(0, 50, 122, 0.26) 100%);
+    box-shadow: inset 0 1px 0 rgba(98, 180, 255, 0.16), inset 0 -18px 22px rgba(0, 31, 79, 0.24);
+}
+
+.top-submenu-item--active::before {
+    content: '';
+    position: absolute;
+    left: 0;
+    right: 0;
+    bottom: 0;
+    height: 2px;
+    background: linear-gradient(90deg, rgba(59, 162, 255, 0) 0%, #35d7ff 50%, rgba(59, 162, 255, 0) 100%);
+    box-shadow: 0 0 12px rgba(53, 215, 255, 0.9), 0 -6px 18px rgba(33, 143, 255, 0.36);
+}
+
+.top-submenu-item--active::after {
+    content: '';
+    position: absolute;
+    left: 16px;
+    right: 16px;
+    bottom: 0;
+    height: 16px;
+    background: radial-gradient(ellipse at bottom, rgba(37, 189, 255, 0.34) 0%, rgba(37, 189, 255, 0) 68%);
+    pointer-events: none;
+}
+
+.third-submenu-bar {
+    position: relative;
+    z-index: 34;
+    height: 42px;
+    margin-left: 118px;
+    flex-shrink: 0;
+    background:
+        linear-gradient(180deg, rgba(4, 34, 78, 0.96) 0%, rgba(2, 24, 58, 0.96) 100%),
+        radial-gradient(ellipse at top left, rgba(45, 149, 255, 0.18) 0%, rgba(45, 149, 255, 0) 42%);
+    border-top: 1px solid rgba(79, 154, 255, 0.18);
+    border-bottom: 1px solid rgba(43, 143, 254, 0.26);
+    box-shadow: inset 0 1px 0 rgba(115, 194, 255, 0.08), inset 0 -10px 18px rgba(0, 26, 70, 0.22);
+    overflow-x: auto;
+    overflow-y: hidden;
+}
+
+.third-submenu-list {
+    min-width: max-content;
+    height: 100%;
+    display: flex;
+    align-items: center;
+    gap: 10px;
+    padding: 0 24px;
+}
+
+.third-submenu-item {
+    position: relative;
+    height: 28px;
+    min-width: 86px;
+    display: inline-flex;
+    align-items: center;
+    justify-content: center;
+    border: 1px solid rgba(90, 169, 255, 0.2);
+    border-radius: 2px;
+    padding: 0 16px;
+    background: rgba(2, 28, 65, 0.36);
+    color: rgba(221, 242, 255, 0.78);
+    font-family: Noto Sans S Chinese;
+    font-size: 14px;
+    line-height: 1;
+    font-weight: 500;
+    letter-spacing: 0;
+    white-space: nowrap;
+    cursor: pointer;
+    transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease, box-shadow 0.18s ease;
+}
+
+.third-submenu-item:hover,
+.third-submenu-item--active {
+    color: #ffffff;
+    border-color: rgba(82, 205, 255, 0.55);
+    background: linear-gradient(180deg, rgba(14, 84, 165, 0.54) 0%, rgba(4, 45, 104, 0.58) 100%);
+    box-shadow: inset 0 0 12px rgba(0, 185, 255, 0.14), 0 0 10px rgba(35, 167, 255, 0.14);
+    text-shadow: 0 0 8px rgba(87, 215, 255, 0.34);
+}
+
+.third-submenu-item--active::after {
+    content: '';
+    position: absolute;
+    left: 12px;
+    right: 12px;
+    bottom: -1px;
+    height: 2px;
+    background: linear-gradient(90deg, rgba(62, 178, 255, 0) 0%, #4ee6ff 50%, rgba(62, 178, 255, 0) 100%);
+    box-shadow: 0 0 10px rgba(78, 230, 255, 0.72);
+}

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

@@ -3,6 +3,7 @@ import { useNavigate, useLocation } from "react-router-dom";
 import { PanelLeftOpen, PanelLeftClose } from "lucide-react";
 
 import { getStoredAuth } from "@/core/auth";
+import { isWujieEnv } from "@/core/embed/wujie";
 import {
   defaultExpandedIds,
   type MenuItem,
@@ -19,6 +20,7 @@ type PageSidebarDarkProps = {
 export function PageSidebarDark({ collapsed, onToggleCollapsed }: PageSidebarDarkProps) {
   const isAdmin = getStoredAuth()?.system_role === "admin";
   const visibleMenuItems = useSidebarMenuItems(!!isAdmin);
+  const inWujieEnv = isWujieEnv();
   // defaultExpandedIds 是共享的 ReadonlySet，复制一份给 useState（避免外部突变）
   const [expandedIds, setExpandedIds] = useState<Set<string>>(() => new Set(defaultExpandedIds));
   const navigate = useNavigate();
@@ -159,6 +161,7 @@ export function PageSidebarDark({ collapsed, onToggleCollapsed }: PageSidebarDar
       })}
     </div>
   );
+
   // collapsed 状态：sidebar 主体完全消失（包括占据的宽度），只渲染左下角浮动入口
   if (collapsed) {
     return (
@@ -176,16 +179,16 @@ export function PageSidebarDark({ collapsed, onToggleCollapsed }: PageSidebarDar
   }
 
   return (
-    <aside className="sidebar-contnet">
+    <aside className={`sidebar-contnet ${inWujieEnv ? "" : "sidebar-contnet--top-submenu"}`}>
       <div className="sidebar-contents">
         {visibleMenuItems.map((item) => (
           <div
             key={item.id}
             className="item-nav-group"
-            onMouseEnter={() => handleNavHoverEnter(item.id)}
-            onMouseLeave={scheduleNavPanelClose}
+            onMouseEnter={inWujieEnv ? () => handleNavHoverEnter(item.id) : undefined}
+            onMouseLeave={inWujieEnv ? scheduleNavPanelClose : undefined}
           >
-            {item.children?.length ? (
+            {inWujieEnv && item.children?.length ? (
               <div
                 className={`item-nav-content ${hoveredTopId === item.id ? "item-nav-content--visible" : ""}`}
               >
@@ -200,7 +203,7 @@ export function PageSidebarDark({ collapsed, onToggleCollapsed }: PageSidebarDar
               >
                 <span className="item-nav__label">{item.label}</span>
               </button>
-              {item.children?.length && hoveredTopId === item.id ? (
+              {inWujieEnv && item.children?.length && hoveredTopId === item.id ? (
                 <span className="item-nav-hover-bridge" aria-hidden="true" />
               ) : null}
             </div>

frontend-web/src/core/page-layout/sidebar-menu.ts

@@ -172,7 +172,7 @@ export const sidebarMenuItems: MenuItem[] = [
   },
   {
     id: "light-app-center",
-    label: "轻应用中心",
+    label: "应用中心",
     icon: Grid3X3,
     children: [
       {

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

@@ -82,7 +82,7 @@
  * ──────────────────────────────────────────────────────────────────────────
  */
 import { useRef } from 'react';
-import { ChevronLeft } from 'lucide-react';
+import { PanelRightOpen } from 'lucide-react';
 import { TooltipProvider } from '@/components/ui/tooltip';
 import { cn } from '@/lib/utils';
 import type { GroupImperativeHandle } from 'react-resizable-panels';
@@ -146,34 +146,34 @@ function AIWritingLayout({ hideAdvancedFields, initialNotebookId, initialDocumen
   // 竖向展开栏；问答侧点「应用到表单」(applyProposal) 会自动把 formExpanded 置 true 展开。
   if (state.status === 'idle' && !isHistoryMode) {
     return (
-      <div className="flex h-full">
+      <div className="relative flex h-full">
         {/* 左侧：写作助手 Q&A —— 恒为第一个子节点，位置稳定不重挂 */}
         <div className="min-h-0 flex-1 overflow-hidden">
           <WritingSetupChat />
         </div>
 
-        {/* 右侧：写作配置表单整块。容器持久存在，宽度随 formExpanded 平滑过渡（展开/收起
-            都有动画）；收起时只剩一条竖向「展开」栏，收起按钮则在表单头部右上角。 */}
+        {/* 右侧：写作配置表单整块。容器持久存在（表单始终挂载、保留状态），宽度随 formExpanded
+            平滑过渡——收起时宽度归零、整块滑出，右侧完全让给问答区。 */}
         <div
           className={cn(
-            'relative flex min-h-0 shrink-0 flex-col overflow-hidden border-l transition-[width,min-width] duration-300 ease-in-out',
-            formExpanded ? 'w-[36%] min-w-[340px] max-w-[600px]' : 'w-10 min-w-10',
+            'flex min-h-0 shrink-0 flex-col overflow-hidden transition-[width,min-width] duration-300 ease-in-out',
+            formExpanded ? 'w-[36%] min-w-[340px] max-w-[600px] border-l' : 'w-0 min-w-0',
           )}
         >
-          {formExpanded ? (
-            <WritingFormPanel hideAdvancedFields={hideAdvancedFields} initialNotebookId={initialNotebookId} initialDocumentIds={initialDocumentIds} studioToken={studioToken} />
-          ) : (
-            <button
-              type="button"
-              onClick={() => setFormExpanded(true)}
-              title="展开写作配置"
-              className="flex h-full w-full flex-col items-center justify-center gap-3 bg-muted/30 text-muted-foreground transition-colors hover:bg-muted hover:text-foreground"
-            >
-              <ChevronLeft className="size-4" />
-              <span className="[writing-mode:vertical-rl] text-xs tracking-widest">写作配置</span>
-            </button>
-          )}
+          <WritingFormPanel hideAdvancedFields={hideAdvancedFields} initialNotebookId={initialNotebookId} initialDocumentIds={initialDocumentIds} studioToken={studioToken} />
         </div>
+
+        {/* 收起态：右上角浮动展开图标按钮（与展开态头部的收起按钮位置呼应） */}
+        {!formExpanded && (
+          <button
+            type="button"
+            onClick={() => setFormExpanded(true)}
+            title="展开写作配置"
+            className="absolute right-3 top-2 z-10 flex h-7 w-7 items-center justify-center rounded-md border bg-background text-muted-foreground shadow-sm transition-colors hover:bg-muted hover:text-foreground"
+          >
+            <PanelRightOpen className="size-4" />
+          </button>
+        )}
       </div>
     );
   }

frontend-web/src/strategy-components/Header.tsx

@@ -1,12 +1,18 @@
 import { Bell, ChevronDown, FileText, Moon, Palette, User } from "lucide-react";
 import { useState } from "react";
+import { useLocation, useNavigate } from "react-router-dom";
 
 import { NotificationDialog } from "@/components/workspace/notification-dialog";
 import { Button } from "@/components/ui/button";
+import { getStoredAuth } from "@/core/auth";
+import { isWujieEnv } from "@/core/embed/wujie";
 import { useUnreadCount } from "@/core/notifications";
+import type { MenuItem } from "@/core/page-layout/sidebar-menu";
+import { useSidebarMenuItems } from "@/core/page-layout/use-sidebar-menu";
 import { cn } from "@/lib/utils";
 
 import { useTheme } from "../contexts/ThemeContext";
+import "@/components/page-sdebar.css";
 
 const iconButtonClass = (isDark: boolean) =>
   cn(
@@ -25,6 +31,49 @@ const Header = ({ collapsed }: HeaderProps) => {
   const isDark = theme === "dark";
   const [notificationOpen, setNotificationOpen] = useState(false);
   const { data: unreadCount = 0 } = useUnreadCount();
+  const navigate = useNavigate();
+  const { pathname } = useLocation();
+  const isAdmin = getStoredAuth()?.system_role === "admin";
+  const visibleMenuItems = useSidebarMenuItems(!!isAdmin);
+  const showTopSubmenu = isDark && !collapsed && !isWujieEnv();
+
+  const hasActiveChild = (item: MenuItem): boolean => {
+    if (item.path && pathname === item.path) {
+      return true;
+    }
+
+    return item.children?.some(hasActiveChild) ?? false;
+  };
+
+  const findFirstRoutePath = (items?: MenuItem[]): string | null => {
+    if (!items?.length) {
+      return null;
+    }
+
+    for (const child of items) {
+      if (child.path) {
+        return child.path;
+      }
+      const nestedPath = findFirstRoutePath(child.children);
+      if (nestedPath) {
+        return nestedPath;
+      }
+    }
+
+    return null;
+  };
+
+  const activeTopItem = visibleMenuItems.find(hasActiveChild);
+  const topSubNavItems = activeTopItem?.children ?? [];
+  const activeSecondItem = topSubNavItems.find(hasActiveChild);
+  const thirdSubNavItems = activeSecondItem?.children ?? [];
+
+  const handleTopSubNavClick = (item: MenuItem) => {
+    const path = item.path ?? findFirstRoutePath(item.children);
+    if (path) {
+      navigate(path);
+    }
+  };
 
   return (
     <>
@@ -38,7 +87,7 @@ const Header = ({ collapsed }: HeaderProps) => {
           isDark ? "border-blue-800/30" : "border-[var(--brand-950)]",
         )}
       >
-        <div className="flex min-w-0 flex-1 items-center gap-3">
+        <div className="flex h-full min-w-0 flex-1 items-center gap-3">
           <div
             className={cn(
               "flex h-8 w-8 flex-shrink-0 items-center justify-center rounded-lg",
@@ -54,6 +103,26 @@ const Header = ({ collapsed }: HeaderProps) => {
               CM助手
             </span>
           )}
+          {showTopSubmenu && topSubNavItems.length ? (
+            <nav className="top-submenu-bar" aria-label="二级菜单">
+              <div className="top-submenu-list">
+                {topSubNavItems.map((item) => {
+                  const isSelected = item.path ? pathname === item.path : hasActiveChild(item);
+
+                  return (
+                    <button
+                      key={item.id}
+                      type="button"
+                      className={`top-submenu-item ${isSelected ? "top-submenu-item--active" : ""}`}
+                      onClick={() => handleTopSubNavClick(item)}
+                    >
+                      {item.label}
+                    </button>
+                  );
+                })}
+              </div>
+            </nav>
+          ) : null}
         </div>
 
         <div className="flex shrink-0 items-center gap-2">
@@ -150,6 +219,26 @@ const Header = ({ collapsed }: HeaderProps) => {
           </Button>
         </div>
       </header>
+      {showTopSubmenu && thirdSubNavItems.length ? (
+        <nav className="third-submenu-bar" aria-label="三级菜单">
+          <div className="third-submenu-list">
+            {thirdSubNavItems.map((item) => {
+              const isSelected = item.path ? pathname === item.path : hasActiveChild(item);
+
+              return (
+                <button
+                  key={item.id}
+                  type="button"
+                  className={`third-submenu-item ${isSelected ? "third-submenu-item--active" : ""}`}
+                  onClick={() => handleTopSubNavClick(item)}
+                >
+                  {item.label}
+                </button>
+              );
+            })}
+          </div>
+        </nav>
+      ) : null}
     </>
   );
 };