优化UI

core/frontend/src/App.tsx

@@ -43,7 +43,7 @@ import {
   TeamPage
 } from "./routes";
 import type { AuthMode, NavigateOptions, Notice, Page, ResolvedRoute } from "./routes/route-config";
-import { isOwnerOnlyPage, pathForPage, resolveRoute } from "./routes/route-config";
+import { isOwnerOnlyPage, parentPage, pathForPage, resolveRoute } from "./routes/route-config";
 import { AdminApp } from "./routes/admin/admin-app";
 import { TrashPage } from "./routes/trash";
 import { ModelsPage } from "./routes/models";
@@ -79,6 +79,25 @@ function saveImgwb(mode: string | undefined, patch: ImgwbSaved) {
   }
 }
 
+type NavHistoryState = {
+  airshelf: 1;
+  scrollY: number;
+  tab?: string;
+  from?: {
+    page: Page;
+    productId?: string;
+    projectId?: string;
+    tab?: string;
+    hash?: string;
+    scrollY: number;
+  };
+};
+
+function readNavState(raw: unknown): NavHistoryState | null {
+  if (!raw || typeof raw !== "object" || !("airshelf" in raw)) return null;
+  return raw as NavHistoryState;
+}
+
 export function App() {
   const [route, setRoute] = useState<ResolvedRoute>(() => resolveRoute());
   const page = route.page;
@@ -116,6 +135,8 @@ export function App() {
   const [notice, setNotice] = useState<Notice>(null);
   const [loading, setLoading] = useState(false);
   const [accountAnchor, setAccountAnchor] = useState<DOMRect | null>(null);
+  // 返回上一页时待恢复的滚动位置;null = 前进导航,滚到顶部
+  const pendingScrollRef = useRef<number | null>(null);
 
   // 右上角 toast 自动消失:成功/信息 3s,错误 5s(此前 notice 不会自己清,导致「提示一直挂着」)
   useEffect(() => {
@@ -281,7 +302,9 @@ export function App() {
   useEffect(() => {
     function syncRouteFromHistory() {
       const next = resolveRoute();
-      setRoute(next);
+      const state = readNavState(window.history.state);
+      pendingScrollRef.current = state?.scrollY ?? 0;
+      setRoute({ ...next, tab: state?.tab ?? next.tab });
       setAuthMode(next.authMode);
       if (next.productId !== undefined) setActiveProductId(next.productId);
       if (next.projectId !== undefined) setActiveProjectId(next.projectId);
@@ -290,6 +313,22 @@ export function App() {
     return () => window.removeEventListener("popstate", syncRouteFromHistory);
   }, []);
 
+  useLayoutEffect(() => {
+    const y = pendingScrollRef.current;
+    if (y == null) return;
+    const restore = () => window.scrollTo({ top: y, behavior: "auto" });
+    restore();
+    const frame = window.requestAnimationFrame(restore);
+    const later = window.setTimeout(() => {
+      restore();
+      pendingScrollRef.current = null;
+    }, 120);
+    return () => {
+      window.cancelAnimationFrame(frame);
+      window.clearTimeout(later);
+    };
+  }, [page, route.projectId, route.productId]);
+
   // 平台后台 gating(身份就绪后):
   //  - 平台超管且无团队:任何非 admin 路由都送进 /admin(否则普通外壳因 !team 永久卡 loading)
   //  - 非超管访问 /admin/*:纠回工作台
@@ -487,15 +526,52 @@ export function App() {
     if (options.productId !== undefined) setActiveProductId(options.productId);
     if (options.projectId !== undefined) setActiveProjectId(options.projectId);
     const hash = options.hash?.replace(/^#/, "");
-    setRoute({ page: next, authMode, productId, projectId, hash, tab: options.tab });
+    const currentPath = `${window.location.pathname}${window.location.hash}`;
     const path = `${pathForPage(next, { productId, projectId })}${hash ? `#${hash}` : ""}`;
+    const prevState = readNavState(window.history.state);
+    const leaving: NavHistoryState = {
+      airshelf: 1,
+      scrollY: window.scrollY || document.documentElement.scrollTop || 0,
+      tab: route.tab,
+      from: prevState?.from,
+    };
+    if (!options.replace) {
+      window.history.replaceState(leaving, "", currentPath);
+    }
+    setRoute({ page: next, authMode, productId, projectId, hash, tab: options.tab });
+    const arriving: NavHistoryState = {
+      airshelf: 1,
+      scrollY: 0,
+      tab: options.tab,
+      from: options.replace
+        ? prevState?.from
+        : {
+            page,
+            productId: route.productId,
+            projectId: route.projectId,
+            tab: route.tab,
+            hash: route.hash,
+            scrollY: leaving.scrollY,
+          },
+    };
     if (`${window.location.pathname}${window.location.hash}` !== path || window.location.search) {
       const method = options.replace ? "replaceState" : "pushState";
-      window.history[method](null, "", path);
+      window.history[method](arriving, "", path);
+    } else {
+      window.history.replaceState(arriving, "", path);
     }
+    pendingScrollRef.current = null;
     window.scrollTo({ top: 0, behavior: "auto" });
   }
 
+  function goBack(fallback: Page = parentPage(page)) {
+    if (readNavState(window.history.state)?.from?.page) {
+      window.history.back();
+      return;
+    }
+    navigate(fallback, { replace: true });
+  }
+
   // 平台超管后台导航:section="" → /admin(概览),否则 /admin/<section>。
   function navigateAdmin(section: string, options: { replace?: boolean } = {}) {
     const path = section ? `/admin/${section}` : "/admin";
@@ -878,7 +954,7 @@ export function App() {
             products={products}
             projects={projects}
             preselectProductId={activeProductId}
-            onBack={() => navigate("projects")}
+            onBack={() => goBack("projects")}
             onCreate={async (payload) => {
               const created = await action(() => api.createProject(payload), "项目已创建");
               if (created) {
@@ -886,7 +962,7 @@ export function App() {
                 // (旧项目的脚本会污染新项目的脚本助手 chat)
                 setProjectDetail(created);
                 setProjects((prev) => (prev.some((p) => p.id === created.id) ? prev : [created, ...prev]));
-                navigate("pipeline", { projectId: created.id });
+                navigate("pipeline", { projectId: created.id, replace: true });
               }
             }}
             onCreateProduct={(payload) => action(() => api.createProduct(payload), "")}
@@ -968,17 +1044,17 @@ export function App() {
       case "assetFactory":
         return <AssetFactoryPage navigate={navigate} />;
       case "freeCreate":
-        return <FreeCreatePage modelConfigs={modelConfigs} onNotify={(type, text) => setNotice({ type, text })} onTaskSettled={refreshFreeCreateShell} onBack={() => navigate("projects")} />;
+        return <FreeCreatePage modelConfigs={modelConfigs} onNotify={(type, text) => setNotice({ type, text })} onTaskSettled={refreshFreeCreateShell} onBack={() => goBack("projects")} />;
       case "imageOptimize":
-        return <ImageWorkbenchPage mode="image" products={products} modelConfigs={modelConfigs} imageProductId={route.productId} initialProductId={activeProductId} onProductChange={setActiveProductId} unreadByProduct={aiUnreadByProduct} onProductViewed={markAiRead} onBack={() => navigate("assetFactory")} navigate={navigate} onGenerate={generateImages} onResume={resumeImages} onNotify={(type, text) => setNotice({ type, text })} />;
+        return <ImageWorkbenchPage mode="image" products={products} modelConfigs={modelConfigs} imageProductId={route.productId} initialProductId={activeProductId} onProductChange={setActiveProductId} unreadByProduct={aiUnreadByProduct} onProductViewed={markAiRead} onBack={() => goBack("assetFactory")} navigate={navigate} onGenerate={generateImages} onResume={resumeImages} onNotify={(type, text) => setNotice({ type, text })} />;
       case "modelPhoto":
-        return <ImageWorkbenchPage mode="model" products={products} modelConfigs={modelConfigs} initialProductId={activeProductId} onProductChange={setActiveProductId} unreadByProduct={aiUnreadByProduct} onProductViewed={markAiRead} onBack={() => navigate("assetFactory")} navigate={navigate} onGenerate={generateImages} onResume={resumeImages} onNotify={(type, text) => setNotice({ type, text })} />;
+        return <ImageWorkbenchPage mode="model" products={products} modelConfigs={modelConfigs} initialProductId={activeProductId} onProductChange={setActiveProductId} unreadByProduct={aiUnreadByProduct} onProductViewed={markAiRead} onBack={() => goBack("assetFactory")} navigate={navigate} onGenerate={generateImages} onResume={resumeImages} onNotify={(type, text) => setNotice({ type, text })} />;
       case "platformCover":
-        return <ImageWorkbenchPage mode="cover" products={products} modelConfigs={modelConfigs} initialProductId={activeProductId} onProductChange={setActiveProductId} unreadByProduct={aiUnreadByProduct} onProductViewed={markAiRead} onBack={() => navigate("assetFactory")} navigate={navigate} onGenerate={generateImages} onResume={resumeImages} onNotify={(type, text) => setNotice({ type, text })} />;
+        return <ImageWorkbenchPage mode="cover" products={products} modelConfigs={modelConfigs} initialProductId={activeProductId} onProductChange={setActiveProductId} unreadByProduct={aiUnreadByProduct} onProductViewed={markAiRead} onBack={() => goBack("assetFactory")} navigate={navigate} onGenerate={generateImages} onResume={resumeImages} onNotify={(type, text) => setNotice({ type, text })} />;
       case "modelPhotoDemoA":
-        return <ModelPhotoDemoPage variant="A" products={products} onBack={() => navigate("modelPhoto")} navigate={navigate} />;
+        return <ModelPhotoDemoPage variant="A" products={products} onBack={() => goBack("modelPhoto")} navigate={navigate} />;
       case "modelPhotoDemoB":
-        return <ModelPhotoDemoPage variant="B" products={products} onBack={() => navigate("modelPhoto")} navigate={navigate} />;
+        return <ModelPhotoDemoPage variant="B" products={products} onBack={() => goBack("modelPhoto")} navigate={navigate} />;
       case "settings":
         return <SettingsPage user={currentUser} team={currentTeam} preferences={preferences} sessions={sessions} onSavePreferences={savePreferences} onRevokeSession={revokeSession} onRevokeOthers={revokeOtherSessions} onSaveProfile={saveProfile} onChangePassword={changeOwnPassword} onUploadAvatar={uploadOwnAvatar} onResetAvatar={resetOwnAvatar} onNotify={(text) => setNotice({ type: "success", text })} onLogout={logout} />;
       case "settingsNotify":
@@ -1012,7 +1088,7 @@ export function App() {
         actions={projectDetailError ? (
           <>
             <button className="btn btn-primary" type="button" onClick={() => setDetailRetry((n) => n + 1)}>重试</button>
-            <button className="btn btn-ghost" type="button" onClick={() => navigate("projects")}>返回项目列表</button>
+            <button className="btn btn-ghost" type="button" onClick={() => goBack("projects")}>返回</button>
           </>
         ) : undefined}
       />
@@ -1027,6 +1103,7 @@ export function App() {
         textModels={modelConfigs.filter((m) => m.capability === "text" && m.status === "active")}
         loading={loading}
         navigate={navigate}
+        onBack={() => goBack("projects")}
         user={currentUser}
         team={currentTeam}
         products={products}

core/frontend/src/account-page.css

@@ -14,6 +14,11 @@
   margin: -24px -28px -60px;
   padding: 52px clamp(40px, 3.2vw, 68px) 48px;
 
+  .ac-inner {
+    width: min(1560px, 100%);
+    margin: 0 auto;
+  }
+
   .ac-head {
     min-height: 76px;
     display: flex;

core/frontend/src/ai-tools-page.css

@@ -18,7 +18,7 @@
   width: 100%;
   max-width: none;
   box-sizing: border-box;
-  /* 抵消 .content 的 24/28/60，换成影擎 .main 的左右留白，三张入口卡铺满主区 */
+  /* 抵消 .content 的 24/28/60，网格底铺满主区。正文对照影擎 .content：1560 居中 */
   margin: -24px -28px -60px;
   padding: 52px clamp(40px, 3.2vw, 68px) 48px;
 }
@@ -26,6 +26,11 @@
   .asset-factory { margin: -28px -24px -48px; }
 }
 
+.asset-factory .asset-factory-inner {
+  width: min(1560px, 100%);
+  margin: 0 auto;
+}
+
 .asset-factory .af-page-head {
   min-height: 76px;
   display: flex;
@@ -320,7 +325,7 @@
 
 .asset-factory .af-media-grid {
   display: grid;
-  grid-template-columns: repeat(4, minmax(0, 1fr));
+  grid-template-columns: repeat(auto-fill, minmax(min(100%, 240px), 1fr));
   gap: 18px;
   margin-top: 18px;
 }
@@ -469,16 +474,11 @@
   margin-bottom: 6px;
 }
 
-@media (max-width: 1280px) {
-  .asset-factory .af-media-grid:not(.list) { grid-template-columns: repeat(3, minmax(0, 1fr)); }
-}
 @media (max-width: 1100px) {
   .asset-factory .af-tools { grid-template-columns: 1fr; }
   .asset-factory .af-toolbar { flex-wrap: wrap; }
-  .asset-factory .af-media-grid:not(.list) { grid-template-columns: 1fr 1fr; }
 }
 @media (max-width: 720px) {
-  .asset-factory .af-media-grid:not(.list) { grid-template-columns: 1fr; }
   .asset-factory .af-media-grid.list .af-media { grid-template-columns: 1fr; }
   .asset-factory .af-media-grid.list .af-media-thumb { width: 100%; height: auto; aspect-ratio: 16 / 10; }
 }

core/frontend/src/components/app-shell.tsx

@@ -2,7 +2,7 @@ import { useEffect, useLayoutEffect, useMemo, useRef, useState } from "react";
 import { createPortal } from "react-dom";
 import { AlertCircle, Boxes, Check, ChevronDown, Info, LogOut, Settings, UsersRound } from "lucide-react";
 import { IconKitSvg } from "./IconKitSvg";
-import { useBodyScrollLock, useOverlayTransition } from "./overlays";
+import { ConfirmModal, useBodyScrollLock, useOverlayTransition } from "./overlays";
 import type { Product, Project, Team, User } from "../types";
 import type { Notice, Page } from "../routes/route-config";
 
@@ -165,37 +165,50 @@ export function AccountMenu({ open, anchorRect, onClose, navigate, logout, user,
 
   const avatar = (team?.name || user.username || "A").slice(0, 1).toUpperCase();
   const go = (page: Page) => { onClose(); navigate(page); };
-  if (!mounted || !rect) return null;
+  const [confirmLogout, setConfirmLogout] = useState(false);
 
-  return createPortal(
-    <div
-      ref={menuRef}
-      className={`shell-account-menu${show ? " show" : ""}`}
-      id="shell-account-menu"
-      role="menu"
-      aria-label="账户菜单"
-      style={{ left: pos.left, top: pos.top }}
-    >
-      <div className="shell-account-head">
-        <span className="av">{user.avatar_url ? <img src={user.avatar_url} alt="头像" /> : avatar}</span>
-        <span>
-          <span className="nm">{team?.name || user.username}</span>
-          <span className="mail">{user.username}</span>
-        </span>
-      </div>
-      {ACCOUNT_ITEMS.filter((item) => canManageBilling || (item.act !== "team" && item.act !== "account")).map((item) => (
-        <button key={item.act} type="button" role="menuitem" onClick={() => go(item.act)}>
-          <IconKitSvg name={item.icon} />
-          {item.label}
-        </button>
-      ))}
-      <div className="sep" />
-      <button type="button" role="menuitem" onClick={() => { onClose(); logout(); }}>
-        <LogOut size={14} />
-        退出登录
-      </button>
-    </div>,
-    document.body
+  return (
+    <>
+      {mounted && rect ? createPortal(
+        <div
+          ref={menuRef}
+          className={`shell-account-menu${show ? " show" : ""}`}
+          id="shell-account-menu"
+          role="menu"
+          aria-label="账户菜单"
+          style={{ left: pos.left, top: pos.top }}
+        >
+          <div className="shell-account-head">
+            <span className="av">{user.avatar_url ? <img src={user.avatar_url} alt="头像" /> : avatar}</span>
+            <span>
+              <span className="nm">{team?.name || user.username}</span>
+              <span className="mail">{user.username}</span>
+            </span>
+          </div>
+          {ACCOUNT_ITEMS.filter((item) => canManageBilling || (item.act !== "team" && item.act !== "account")).map((item) => (
+            <button key={item.act} type="button" role="menuitem" onClick={() => go(item.act)}>
+              <IconKitSvg name={item.icon} />
+              {item.label}
+            </button>
+          ))}
+          <div className="sep" />
+          <button type="button" role="menuitem" onClick={() => { onClose(); setConfirmLogout(true); }}>
+            <LogOut size={14} />
+            退出登录
+          </button>
+        </div>,
+        document.body
+      ) : null}
+      <ConfirmModal
+        open={confirmLogout}
+        title="退出当前账号"
+        icon={<LogOut size={16} />}
+        detail="确认后将退出当前设备，再次使用需要重新登录。项目、资产、团队成员与余额数据都会保留。"
+        confirmText="确认退出"
+        onCancel={() => setConfirmLogout(false)}
+        onConfirm={() => { setConfirmLogout(false); logout(); }}
+      />
+    </>
   );
 }
 
@@ -262,93 +275,107 @@ const MODE_TABS: { id: TopModule; label: string; page: Page }[] = [
   { id: "video", label: "视频创作", page: "projects" },
 ];
 
-// 顶栏三按钮滑动黑胶囊 · 对照影擎 .mode-tabs / moveModeIndicator 原样接入:
-// clip-path 只露出三个按钮形状,胶囊在缝里看不见;位移走 transform,不在 React state 里改尺寸。
+// 顶栏三按钮滑动黑胶囊 · 结构 / 类名 / moveModeIndicator 均按影擎 HTML 原样转写。
 export function ModeTabs({ active, navigate }: { active: TopModule | null; navigate: Navigate }) {
-  const btnRefs = useRef<Array<HTMLButtonElement | null>>([]);
-  const clipRectsRef = useRef<Array<SVGRectElement | null>>([]);
+  const rootRef = useRef<HTMLElement>(null);
   const indicatorRef = useRef<HTMLSpanElement>(null);
-  const firstPaint = useRef(true);
+  const activeRef = useRef(active);
+  const [visualActive, setVisualActive] = useState(active);
+  activeRef.current = visualActive ?? active;
+
+  useLayoutEffect(() => {
+    setVisualActive(active);
+  }, [active]);
 
   const moveModeIndicator = (tab: HTMLButtonElement, animate = true) => {
-    btnRefs.current.forEach((item, index) => {
-      const rect = clipRectsRef.current[index];
-      if (!item || !rect) return;
+    const root = rootRef.current;
+    const modeIndicator = indicatorRef.current;
+    if (!root || !modeIndicator) return;
+    const modeTabs = [...root.querySelectorAll<HTMLButtonElement>(".mode-tab")];
+    const modeMaskRects = [...root.querySelectorAll<SVGRectElement>("#modeButtonMask rect")];
+    modeTabs.forEach((item, index) => {
+      const rect = modeMaskRects[index];
+      if (!rect) return;
       rect.setAttribute("x", String(item.offsetLeft));
       rect.setAttribute("y", "0");
       rect.setAttribute("width", String(item.offsetWidth));
       rect.setAttribute("height", String(item.offsetHeight));
     });
-    const modeIndicator = indicatorRef.current;
-    if (!modeIndicator) return;
     if (!animate) modeIndicator.style.transition = "none";
+    else {
+      modeIndicator.style.transition = "transform 420ms cubic-bezier(0.22, 1, 0.36, 1), width 320ms cubic-bezier(0.22, 1, 0.36, 1)";
+    }
     modeIndicator.style.width = `${tab.offsetWidth}px`;
     modeIndicator.style.transform = `translateX(${tab.offsetLeft}px)`;
     if (!animate) {
       void modeIndicator.offsetWidth;
-      modeIndicator.style.transition = "";
+      modeIndicator.style.transition = "transform 420ms cubic-bezier(0.22, 1, 0.36, 1), width 320ms cubic-bezier(0.22, 1, 0.36, 1)";
     }
   };
 
-  const activeButton = () => {
-    const idx = active ? MODE_TABS.findIndex((tab) => tab.id === active) : -1;
-    return idx >= 0 ? btnRefs.current[idx] : null;
+  const tabFor = (id: TopModule | null) => {
+    const root = rootRef.current;
+    if (!root || !id) return null;
+    const idx = MODE_TABS.findIndex((tab) => tab.id === id);
+    return idx >= 0 ? root.querySelectorAll<HTMLButtonElement>(".mode-tab")[idx] ?? null : null;
   };
 
+  const firstPaint = useRef(true);
   useLayoutEffect(() => {
-    const tab = activeButton();
+    const tab = tabFor(active);
     if (tab) moveModeIndicator(tab, !firstPaint.current);
     firstPaint.current = false;
   }, [active]);
 
   useEffect(() => {
     const snap = () => {
-      const tab = activeButton();
+      const tab = tabFor(activeRef.current);
       if (tab) moveModeIndicator(tab, false);
     };
     window.addEventListener("resize", snap);
     void document.fonts?.ready.then(snap);
     return () => window.removeEventListener("resize", snap);
-  }, [active]);
+  }, []);
 
   return (
-    <div
-      className={`yz-mods${active ? "" : " no-active"}`}
-      role="tablist"
-      aria-label="创作模块"
+    <nav
+      ref={rootRef}
+      className={`mode-tabs${visualActive || active ? "" : " no-active"}`}
+      aria-label="工作模式"
     >
-      <svg className="yz-mod-clip-defs" width="0" height="0" aria-hidden="true" focusable="false">
+      {/* clip-path:url(#id) 必须写在文档内 <style> 里,外部 CSS 文件解析不到这个 SVG id */}
+      <style>{`
+        .mode-tabs .mode-indicator-mask {
+          clip-path: url(#modeButtonMask);
+          -webkit-clip-path: url(#modeButtonMask);
+        }
+      `}</style>
+      <svg className="mode-clip-defs" width="0" height="0" aria-hidden="true" focusable="false">
         <defs>
-          <clipPath id="yzModeButtonMask" clipPathUnits="userSpaceOnUse">
-            <rect ref={(el) => { clipRectsRef.current[0] = el; }} rx="22" ry="22" x="0" y="0" width="104" height="44" />
-            <rect ref={(el) => { clipRectsRef.current[1] = el; }} rx="22" ry="22" x="120" y="0" width="110" height="44" />
-            <rect ref={(el) => { clipRectsRef.current[2] = el; }} rx="22" ry="22" x="246" y="0" width="110" height="44" />
+          <clipPath id="modeButtonMask" clipPathUnits="userSpaceOnUse">
+            <rect rx="22" ry="22" x="0" y="0" width="104" height="44" />
+            <rect rx="22" ry="22" x="120" y="0" width="110" height="44" />
+            <rect rx="22" ry="22" x="246" y="0" width="110" height="44" />
           </clipPath>
         </defs>
       </svg>
-      <span className="yz-mod-indicator-mask" aria-hidden="true">
-        <span
-          ref={indicatorRef}
-          className="yz-mod-indicator"
-          style={{ width: 104, transform: "translateX(0px)" }}
-        />
+      <span className="mode-indicator-mask" aria-hidden="true">
+        <span ref={indicatorRef} className="mode-indicator" id="modeIndicator" />
       </span>
-      {MODE_TABS.map((tab, index) => (
+      {MODE_TABS.map((tab) => (
         <button
           key={tab.id}
-          ref={(el) => { btnRefs.current[index] = el; }}
-          className={`yz-mod${active === tab.id ? " active" : ""}`}
+          className={`mode-tab${(visualActive ?? active) === tab.id ? " active" : ""}`}
           type="button"
-          role="tab"
-          aria-selected={active === tab.id}
-          onClick={() => {
-            const btn = btnRefs.current[index];
-            if (btn) moveModeIndicator(btn, true);
+          data-page={tab.id}
+          onClick={(event) => {
+            setVisualActive(tab.id);
+            moveModeIndicator(event.currentTarget, true);
             navigate(tab.page);
           }}
         >{tab.label}</button>
       ))}
-    </div>
+    </nav>
   );
 }
 

core/frontend/src/dashboard-page.css

@@ -12,12 +12,17 @@
   width: 100%;
   max-width: none;
   box-sizing: border-box;
-  /* 抵消 .content 的 24/28/60，换成影擎 .main 左右留白，工作台铺满主区 */
+  /* 抵消 .content 的 24/28/60，网格底铺满主区。正文对照影擎 .content：1560 居中 */
   margin: -24px -28px -60px;
   padding: 52px clamp(40px, 3.2vw, 68px) 48px;
 }
 @media (max-width: 1100px) {
-  .dashboard-page { margin: -28px -24px -48px; }
+  .dashboard-page { margin: -28px -24px -48px; padding: 40px 24px 48px; }
+}
+
+.dashboard-page .dashboard-inner {
+  width: min(1560px, 100%);
+  margin: 0 auto;
 }
 
 .dashboard-page .welcome h1 {
@@ -37,7 +42,6 @@
 .dashboard-page .welcome,
 .dashboard-page .creation {
   width: min(1140px, 100%);
-  margin-right: auto;
 }
 .dashboard-page .creation { margin-top: 40px; }
 .dashboard-page .creation-head {

core/frontend/src/design-restraint.css

@@ -779,7 +779,8 @@ main { position: relative; background: #fff; min-width: 0; }
 .crumbs .sep { color: var(--black-alpha-32); }
 .crumbs .here { color: var(--accent-black); font-weight: 500; }
 .crumbs a:hover { color: var(--accent-black); }
-.topbar .yz-mods {
+/* 顶栏工作模式 · 影擎 .mode-tabs / .mode-tab / moveModeIndicator 原样 */
+.topbar .mode-tabs {
   position: relative;
   display: flex;
   flex-direction: row;
@@ -789,25 +790,23 @@ main { position: relative; background: #fff; min-width: 0; }
   width: max-content;
   max-width: none;
   gap: 16px;
-  min-height: 44px;
 }
-.topbar .yz-mods.no-active .yz-mod-indicator-mask { opacity: 0; }
-.yz-mod-clip-defs {
+.topbar .mode-tabs.no-active .mode-indicator-mask { opacity: 0; }
+.mode-clip-defs {
   position: absolute;
   width: 0;
   height: 0;
   overflow: hidden;
+  max-width: none;
 }
-.yz-mod-indicator-mask {
+.mode-indicator-mask {
   position: absolute;
   inset: 0;
   z-index: 1;
   pointer-events: none;
-  clip-path: url(#yzModeButtonMask);
-  -webkit-clip-path: url(#yzModeButtonMask);
   transition: opacity 180ms ease;
 }
-.yz-mod-indicator {
+.mode-indicator {
   position: absolute;
   top: 0;
   left: 0;
@@ -817,43 +816,38 @@ main { position: relative; background: #fff; min-width: 0; }
   background: #101012;
   box-shadow: 0 5px 12px rgba(0, 0, 0, 0.16);
   pointer-events: none;
+  transform: translateX(0px);
   transform-origin: left center;
   transition: transform 420ms cubic-bezier(0.22, 1, 0.36, 1), width 320ms cubic-bezier(0.22, 1, 0.36, 1);
   will-change: transform, width;
 }
-.topbar .yz-mods .yz-mod {
+.topbar .mode-tabs .mode-tab {
   position: relative;
   z-index: 2;
-  display: inline-flex;
-  align-items: center;
-  justify-content: center;
   box-sizing: border-box;
   width: auto;
   min-width: 104px;
   height: 44px;
   padding: 0 22px;
-  gap: 0;
   border: 1px solid #d9dde3;
   border-radius: 22px;
   color: #2b2e33;
   background: rgba(31, 39, 51, 0.025);
   font: inherit;
-  font-size: 14px;
-  font-weight: 500;
-  text-align: center;
   cursor: pointer;
-  white-space: nowrap;
   flex: 0 0 auto;
   transition: background 180ms ease, color 180ms ease, border-color 180ms ease;
 }
-.topbar .yz-mods .yz-mod:hover:not(.active) { background: rgba(31, 39, 51, 0.06); color: #2b2e33; }
-.topbar .yz-mods .yz-mod.active {
+.topbar .mode-tabs .mode-tab.active {
   color: #fff;
   background: transparent;
   border-color: transparent;
   box-shadow: none;
 }
-.topbar .yz-mods .yz-mod.active:hover { background: transparent; color: #fff; }
+@media (max-width: 1500px) {
+  .topbar .mode-tabs { gap: 9px; }
+  .topbar .mode-tabs .mode-tab { min-width: 88px; padding: 0 16px; }
+}
 .top-search {
   display: inline-flex;
   align-items: center;
@@ -2883,8 +2877,6 @@ table.t tbody tr:hover { background: var(--black-alpha-4); }
 .dash-funds-mono:hover { color: var(--heat); }
 
 @media (prefers-reduced-motion: reduce) {
-  .yz-mod-indicator,
-  .yz-mod-indicator-mask,
   .modal-bg,
   .modal,
   .drawer,

core/frontend/src/free-create-page.css

@@ -30,6 +30,15 @@
   .fc-page { margin: -28px -24px -48px; }
 }
 
+.fc-page .fc-inner {
+  width: min(1560px, 100%);
+  margin: 0 auto;
+  flex: 1;
+  min-height: 0;
+  display: flex;
+  flex-direction: column;
+}
+
 .fc-page .fc-head {
   min-height: 76px;
   display: flex;

core/frontend/src/library-page.css

@@ -19,6 +19,11 @@
   .library-page { margin: -28px -24px -48px; }
 }
 
+.library-page .lib-inner {
+  width: min(1560px, 100%);
+  margin: 0 auto;
+}
+
 .library-page .lib-head {
   min-height: 76px;
   display: flex;
@@ -410,8 +415,10 @@
 .library-page .lib-sel-confirm:disabled { opacity: 0.4; cursor: not-allowed; }
 .library-page .list-pager { margin-top: 20px; }
 
-@media (max-width: 1100px) {
+@media (max-width: 1500px) {
   .library-page .lib-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
+}
+@media (max-width: 1100px) {
   .library-page .lib-sel-bar { left: 50%; }
   .library-page .lib-toolbar { flex-wrap: wrap; }
 }

core/frontend/src/messages-page.css

@@ -19,6 +19,16 @@
   .msg-page { margin: -28px -24px -48px; }
 }
 
+.msg-page .msg-inner {
+  width: min(1560px, 100%);
+  margin: 0 auto;
+  flex: 1;
+  min-height: 0;
+  display: flex;
+  flex-direction: column;
+  gap: 16px;
+}
+
 .msg-page .page-head {
   display: flex;
   align-items: flex-start;

core/frontend/src/models-page.css

@@ -18,6 +18,11 @@
   .models-page { margin: -28px -24px -48px; }
 }
 
+.models-page .ml-inner {
+  width: min(1560px, 100%);
+  margin: 0 auto;
+}
+
 .models-page .ml-head {
   min-height: 76px;
   display: flex;
@@ -105,8 +110,8 @@
 
 .models-page .ml-grid {
   display: grid;
-  grid-template-columns: repeat(5, minmax(0, 1fr));
-  gap: 14px;
+  grid-template-columns: repeat(4, minmax(0, 1fr));
+  gap: 18px;
 }
 .models-page .ml-card {
   position: relative;
@@ -254,11 +259,10 @@
 .models-page .ml-sel-confirm { color: #fff; background: #002fa7; }
 .models-page .ml-sel-confirm:disabled { opacity: 0.4; cursor: not-allowed; }
 
-@media (max-width: 1280px) {
-  .models-page .ml-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
+@media (max-width: 1500px) {
+  .models-page .ml-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
 }
 @media (max-width: 1100px) {
-  .models-page .ml-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
   .models-page .ml-sel-bar { left: 50%; }
 }
 @media (max-width: 860px) {

core/frontend/src/product-create-page.css

@@ -7,6 +7,11 @@
    全部规则 scope 在 .product-create-page 下,避免污染他页。
    ============================================================ */
 
+.product-create-page .pc-inner {
+  width: min(1560px, 100%);
+  margin: 0 auto;
+}
+
 /* ─── 主表单双栏 ─── */
 .product-create-page .form-grid {
   display: grid;

core/frontend/src/product-detail-page.css

@@ -5,6 +5,11 @@
 }
 
 .product-detail-page {
+  .pd-inner {
+    width: min(1560px, 100%);
+    margin: 0 auto;
+  }
+
   /* ─── 顶部 标题 + 状态 ─── */
   .pd-title {
     display: flex; align-items: center; gap: 12px;

core/frontend/src/products-page.css

@@ -14,6 +14,11 @@
   margin: -24px -28px -60px;
   padding: 52px clamp(40px, 3.2vw, 68px) 48px;
 
+  .pl-inner {
+    width: min(1560px, 100%);
+    margin: 0 auto;
+  }
+
   .pl-head {
     min-height: 76px;
     display: flex;
@@ -447,9 +452,11 @@
   .list-pager { margin-top: 20px; }
 }
 
+@media (max-width: 1500px) {
+  .products-page .pl-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
+}
 @media (max-width: 1100px) {
   .products-page { margin: -28px -24px -48px; }
-  .products-page .pl-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
 }
 @media (max-width: 860px) {
   .products-page .pl-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

core/frontend/src/projects-page.css

@@ -19,6 +19,11 @@
   .projects-page { margin: -28px -24px -48px; }
 }
 
+.projects-page .projects-inner {
+  width: min(1560px, 100%);
+  margin: 0 auto;
+}
+
 .projects-page .vc-head {
   min-height: 76px;
   display: flex;
@@ -288,7 +293,8 @@
 
 .projects-page .vc-grid {
   display: grid;
-  grid-template-columns: repeat(4, minmax(0, 1fr));
+  /* 列宽贴筛选条搜索框(~250px)，宽屏加列而不是把卡片拉超大 */
+  grid-template-columns: repeat(auto-fill, minmax(min(100%, 240px), 1fr));
   gap: 18px;
   margin-top: 18px;
 }
@@ -504,18 +510,13 @@
   border-color: var(--klein);
 }
 
-@media (max-width: 1280px) {
-  .projects-page .vc-grid:not(.list) { grid-template-columns: repeat(3, minmax(0, 1fr)); }
-}
 @media (max-width: 1100px) {
   .projects-page .vc-tools.two,
   .projects-page .vc-tools.three { grid-template-columns: 1fr; }
   .projects-page .vc-toolbar { flex-wrap: wrap; }
-  .projects-page .vc-grid:not(.list) { grid-template-columns: 1fr 1fr; }
   .projects-page .vc-sel-bar { left: 50%; }
 }
 @media (max-width: 720px) {
-  .projects-page .vc-grid:not(.list) { grid-template-columns: 1fr; }
   .projects-page .vc-search { width: 100%; }
 }
 

core/frontend/src/routes/account.tsx

@@ -287,6 +287,7 @@ export function AccountPage({ billing, projects, team, onRecharge, onNotify }: {
 
   return (
     <section className="account-page">
+      <div className="ac-inner">
       <header className="ac-head">
         <div>
           <h1>账单库</h1>
@@ -617,6 +618,7 @@ export function AccountPage({ billing, projects, team, onRecharge, onNotify }: {
         </table>
         </div>
       </div>
+      </div>
 
       <TopupModal
         open={topupChannel !== null}

core/frontend/src/routes/ai-tools.tsx

@@ -265,6 +265,7 @@ export function AssetFactoryPage({ navigate }: { navigate: (page: Page) => void
 
   return (
     <div className="asset-factory">
+      <div className="asset-factory-inner">
       <header className="af-page-head">
         <div>
           <h1>图片创作</h1>
@@ -384,6 +385,7 @@ export function AssetFactoryPage({ navigate }: { navigate: (page: Page) => void
       )}
 
       <Pager page={taskCurPage} total={visible.length} pageSize={TASKS_PER_PAGE} onChange={setTaskPage} />
+      </div>
 
       {/* 批次详情弹窗:展示该批生成的全部图片(参考资产库),点图放大 */}
       {openBatch && createPortal(
@@ -1600,7 +1602,7 @@ export function ImageWorkbenchPage({
       <div className="yz-image image-workbench">
         <header className="image-subpage-header">
           <div className="image-title-row">
-            <button type="button" className="image-back-button" aria-label="返回图片创作" onClick={onBack}>
+            <button type="button" className="image-back-button" aria-label="返回" onClick={onBack}>
               <ArrowLeft />
             </button>
             <div>
@@ -1811,7 +1813,7 @@ export function ImageWorkbenchPage({
     <div className="yz-image image-workbench">
       <header className="image-subpage-header">
         <div className="image-title-row">
-          <button type="button" className="image-back-button" aria-label="返回图片创作" onClick={onBack}>
+          <button type="button" className="image-back-button" aria-label="返回" onClick={onBack}>
             <ArrowLeft />
           </button>
           <div>

core/frontend/src/routes/dashboard.tsx

@@ -128,6 +128,7 @@ export function Dashboard({
 
   return (
     <section className="dashboard-page">
+      <div className="dashboard-inner">
       <section className="welcome">
         <h1>欢迎回来{greetName ? `，${greetName}` : ""}</h1>
         <p>{dateLabel} · 你有{running}个项目正在进行中</p>
@@ -258,6 +259,7 @@ export function Dashboard({
           </div>
         )}
       </section>
+      </div>
     </section>
   );
 }

core/frontend/src/routes/free-create.tsx

@@ -529,6 +529,7 @@ export function FreeCreatePage({ modelConfigs, onNotify, onTaskSettled, onBack }
 
   return (
     <div className="fc-page">
+      <div className="fc-inner">
       <header className="fc-head">
         <div className="fc-title-row">
           {onBack ? (
@@ -606,6 +607,7 @@ export function FreeCreatePage({ modelConfigs, onNotify, onTaskSettled, onBack }
         onClear={clearInput}
         onSend={() => void handleSend()}
       />
+      </div>
 
       {detailTask && (
         <VideoDetailModal

core/frontend/src/routes/library.tsx

@@ -661,6 +661,7 @@ export function LibraryPage({ onUpload, onDeleteMany }: { onUpload: (formData: F
 
   return (
     <section className={`library-page${editMode ? " manage-mode" : ""}`}>
+      <div className="lib-inner">
       <header className="lib-head">
         <div>
           <h1>成品库</h1>
@@ -978,6 +979,7 @@ export function LibraryPage({ onUpload, onDeleteMany }: { onUpload: (formData: F
       ) : (
         <div className="lib-empty" role="status"><Images /><strong>{emptyHint}</strong><span>对应创作流程生成后会自动入库</span></div>
       )}
+      </div>
 
       <div className={`lib-sel-bar${editMode ? " active" : ""}`} role="toolbar" aria-label="批量操作">
         <div className="lib-sel-copy">

core/frontend/src/routes/messages.tsx

@@ -363,6 +363,7 @@ export function MessagesPage({ unreadCount, onMarkRead, onMarkAllRead, onArchive
 
   return (
     <div className="msg-page">
+      <div className="msg-inner">
       <div className="page-head">
         <button className="msg-back" type="button" onClick={() => navigate("dashboard")} aria-label="返回">
           <ArrowLeft size={18} strokeWidth={1.75} />
@@ -537,6 +538,7 @@ export function MessagesPage({ unreadCount, onMarkRead, onMarkAllRead, onArchive
           )}
         </section>
       </div>
+      </div>
 
       {toast && (
         <div className="toast show" role="status" aria-live="polite">

core/frontend/src/routes/models.tsx

@@ -344,6 +344,7 @@ export function ModelsPage({ onNotify, onBillingChanged }: {
 
   return (
     <section className={`models-page${editMode ? " manage-mode" : ""}`}>
+      <div className="ml-inner">
       <header className="ml-head">
         <div>
           <h1>模特库</h1>
@@ -448,6 +449,7 @@ export function ModelsPage({ onNotify, onBillingChanged }: {
           })}
         </div>
       )}
+      </div>
 
       <div className={`ml-sel-bar${editMode ? " active" : ""}`} role="toolbar" aria-label="批量操作">
         <div className="ml-sel-copy">

core/frontend/src/routes/pipeline.tsx

@@ -500,6 +500,7 @@ export function PipelinePage(props: {
   project: Project;
   loading: boolean;
   navigate: (page: Page, options?: { projectId?: string; productId?: string }) => void;
+  onBack?: () => void;
   user: User;
   team: Team;
   products: Product[];
@@ -2809,7 +2810,7 @@ export function PipelinePage(props: {
     <section className="pipeline-page">
       <header className="pl-head">
         <div className="pl-title">
-          <button className="pl-back" type="button" onClick={() => navigate("projects")} aria-label="返回视频创作">
+          <button className="pl-back" type="button" onClick={() => (props.onBack ? props.onBack() : navigate("projects"))} aria-label="返回">
             <ArrowLeft />
           </button>
           <div>

core/frontend/src/routes/products.tsx

@@ -207,6 +207,7 @@ export function ProductsPage({ products, projects = [], loading = false, navigat
 
   return (
     <section className={`products-page${editMode ? " manage-mode" : ""}`}>
+      <div className="pl-inner">
       <header className="pl-head">
         <div>
           <h1>商品库</h1>
@@ -319,6 +320,7 @@ export function ProductsPage({ products, projects = [], loading = false, navigat
           <Pager page={curPage} total={filtered.length} pageSize={PROD_PAGE_SIZE} onChange={setPage} />
         </>
       )}
+      </div>
 
       <div className={`pl-sel-bar${editMode ? " active" : ""}`} role="toolbar" aria-label="批量操作">
         <div className="pl-sel-copy">
@@ -473,6 +475,7 @@ export function ProductCreateUploadPage({ onCreate, onBack }: { onCreate: (paylo
 
   return (
     <section className="product-create-page">
+      <div className="pc-inner">
       <div className="page-head">
         <div>
           <h1>新建商品</h1>
@@ -587,6 +590,7 @@ export function ProductCreateUploadPage({ onCreate, onBack }: { onCreate: (paylo
           </div>
         </div>
       </form>
+      </div>
     </section>
   );
 }
@@ -952,6 +956,7 @@ export function ProductDetailPage({ product, projects, initialTab = "assets", na
 
   return (
     <section className="product-detail-page">
+      <div className="pd-inner">
 
       {/* 顶部 标题 + 状态 */}
       <div className="pd-title">
@@ -1336,6 +1341,7 @@ export function ProductDetailPage({ product, projects, initialTab = "assets", na
           })}
         </div>
       </div>
+      </div>
 
       <MediaLightbox open={!!preview} src={preview?.src || ""} kind="image" name={preview?.name} close={() => setPreview(null)} />
 

core/frontend/src/routes/projects.tsx

@@ -199,7 +199,7 @@ export function ProjectWizardPage({ products, projects = [], preselectProductId,
     <section className="project-wizard-page">
       <header className="nw-head">
         <div className="nw-title">
-          <button className="nw-back" type="button" onClick={onBack} aria-label="返回视频创作">
+          <button className="nw-back" type="button" onClick={onBack} aria-label="返回">
             <ArrowLeft />
           </button>
           <div>
@@ -566,6 +566,7 @@ export function ProjectsPage({ products, projects, loading = false, navigate, op
 
   return (
     <section className={`projects-page${editMode ? " manage-mode" : ""}`}>
+      <div className="projects-inner">
       <header className="vc-head">
         <div>
           <h1>视频创作</h1>
@@ -750,6 +751,7 @@ export function ProjectsPage({ products, projects, loading = false, navigate, op
           <Pager page={curPage} total={filtered.length} pageSize={PROJ_PAGE_SIZE} onChange={setPage} />
         </>
       )}
+      </div>
 
       <div className={`vc-sel-bar${editMode ? " active" : ""}`} role="toolbar" aria-label="批量操作">
         <div className="vc-sel-copy">

core/frontend/src/routes/route-config.ts

@@ -118,7 +118,7 @@ export function isPage(value: string): value is Page {
 
 export function parentPage(page: Page): Page {
   if (["productDetail", "productCreateUpload"].includes(page)) return "products";
-  if (page === "projectWizard") return "projects";
+  if (["projectWizard", "freeCreate", "pipeline"].includes(page)) return "projects";
   if (["imageOptimize", "modelPhoto", "modelPhotoDemoA", "modelPhotoDemoB", "platformCover"].includes(page)) {
     return "assetFactory";
   }

core/frontend/src/routes/settings.tsx

@@ -387,6 +387,7 @@ export function SettingsPage({
 
   return (
     <section className="settings-page">
+      <div className="settings-inner">
       <div className="page-head">
         <div>
           <h1>设置</h1>
@@ -682,6 +683,7 @@ export function SettingsPage({
 
         </main>
       </div>
+      </div>
 
       {/* 上传头像 modal · 选图 → FormData(file) → onUploadAvatar */}
       <TeamModal

core/frontend/src/routes/team.tsx

@@ -345,6 +345,7 @@ export function TeamPage({ team, user, billing, navigate, onCreateMember: onCrea
 
   return (
     <section className="team-page">
+      <div className="team-inner">
       <div className="page-head">
         <div>
           <h1>团队中心</h1>
@@ -580,6 +581,7 @@ export function TeamPage({ team, user, billing, navigate, onCreateMember: onCrea
           </table>
         </div>
       </section>
+      </div>
 
       {/* 设置月限额(团队级)· 预设 pill + 实时剩余 */}
       <TeamModal

core/frontend/src/routes/trash.tsx

@@ -309,6 +309,7 @@ export function TrashPage({ onRestore, onPurge, onRestoreProducts, onPurgeProduc
 
   return (
     <div className="trash-page">
+      <div className="trash-inner">
       <div className="page-head">
         <div>
           <h1>垃圾桶</h1>
@@ -371,6 +372,7 @@ export function TrashPage({ onRestore, onPurge, onRestoreProducts, onPurgeProduc
           ))}
         </>
       )}
+      </div>
 
       <ConfirmModal
         open={purgeAllOpen}

core/frontend/src/settings-page.css

@@ -15,6 +15,11 @@
   margin: -24px -28px -60px;
   padding: 52px clamp(40px, 3.2vw, 68px) 48px;
 
+  .settings-inner {
+    width: min(1560px, 100%);
+    margin: 0 auto;
+  }
+
   .page-head { margin-bottom: 22px; }
   .page-head h1 { font-size: 28px; }
   .page-head .sub { margin-top: 6px; font-size: 15px; color: var(--st-muted); }

core/frontend/src/styles.css

@@ -624,7 +624,7 @@ table.t tbody tr:hover { background: var(--bg-soft); }
 @keyframes spin { to { transform: rotate(360deg); } }
 
 /* ─── React implementation: keeps the v1 visual language while binding real data ─── */
-nav button {
+.sidebar nav button {
   display: flex; align-items: center; gap: 11px;
   padding: 8px 12px;
   color: var(--ink-2);
@@ -635,9 +635,9 @@ nav button {
   width: 100%;
   text-align: left;
 }
-nav button:hover { background: var(--bg-soft); color: var(--ink); }
-nav button.active { background: var(--orange-tint); color: var(--orange); }
-nav button svg { width: 14px; height: 14px; color: var(--ink-3); }
+.sidebar nav button:hover { background: var(--bg-soft); color: var(--ink); }
+.sidebar nav button.active { background: var(--orange-tint); color: var(--orange); }
+.sidebar nav button svg { width: 14px; height: 14px; color: var(--ink-3); }
 .crumbs button { color: var(--ink-3); }
 .crumbs button:hover { color: var(--ink); }
 

core/frontend/src/team-page.css

@@ -13,6 +13,11 @@
   margin: -24px -28px -60px;
   padding: 52px clamp(40px, 3.2vw, 68px) 48px;
 
+  .team-inner {
+    width: min(1560px, 100%);
+    margin: 0 auto;
+  }
+
   .page-head { margin-bottom: 34px; }
   .page-head h1 { font-size: 32px; line-height: 1.2; letter-spacing: -.02em; }
   .page-head .sub { margin-top: 10px; font-size: 15px; color: var(--st-muted); }

core/frontend/src/trash-page.css

@@ -1,4 +1,9 @@
 /* 垃圾桶 · 已删除商品(软删 status=archived)+ 已删除资产(is_deleted,R108)· 仅用 design-restraint token */
+.trash-page .trash-inner {
+  width: min(1560px, 100%);
+  margin: 0 auto;
+}
+
 .trash-empty { min-height: 220px; flex-direction: column; gap: 10px; }
 
 /* 分区(商品 / 资产):mono 小标题 + 各自列表 */