feat(ui): 页面标题区分能源BI与资产BI，资产页增加OneOS迁移提示滚动条

src/App.tsx

@@ -128,6 +128,10 @@ function AuthGate() {
     };
   }, []);
 
+  useEffect(() => {
+    document.title = pathSet === "energy" ? "羚牛氢能-能源BI" : "羚牛氢能-资产BI";
+  }, [pathSet]);
+
   const modules = useMemo<ModuleConfig[]>(() => {
     if (pathSet === "energy") {
       return [HYDROGEN_MODULE, ELECTRIC_MODULE, ETC_MODULE];

src/index.css

@@ -14,3 +14,12 @@ body {
   overflow: auto;
   height: 100%;
 }
+
+@keyframes marquee {
+  from { transform: translateX(0); }
+  to   { transform: translateX(-50%); }
+}
+
+@utility animate-marquee {
+  animation: marquee 30s linear infinite;
+}

src/modules/assets/AssetsModule.tsx

@@ -46,6 +46,42 @@ const TABS = [
   { id: 'customer', label: '按客户' },
 ];
 
+function MarqueeBanner() {
+  const trackRef = useRef<HTMLDivElement>(null);
+  const innerRef = useRef<HTMLDivElement>(null);
+  const [overflow, setOverflow] = useState(false);
+
+  useEffect(() => {
+    const check = () => {
+      if (!trackRef.current || !innerRef.current) return;
+      setOverflow(innerRef.current.scrollWidth > trackRef.current.clientWidth);
+    };
+    check();
+    const ro = new ResizeObserver(check);
+    ro.observe(trackRef.current!);
+    return () => ro.disconnect();
+  }, []);
+
+  const text = '⚠️ 因 OneOS 数据迁移未完成，当前状态暂不准确，预计下周完成对接后恢复正常。';
+
+  return (
+    <div className="relative -mx-6 mb-4 bg-amber-50 border-y border-amber-200">
+      <div ref={trackRef} className="overflow-hidden">
+        <div className={`flex w-max py-2 ${overflow ? 'animate-marquee' : 'w-full justify-center'}`}>
+          <span ref={innerRef} className="inline-block whitespace-nowrap px-6 text-xs text-amber-700 font-medium">
+            {text}
+          </span>
+          {overflow && (
+            <span className="inline-block whitespace-nowrap px-6 text-xs text-amber-700 font-medium">
+              {text}
+            </span>
+          )}
+        </div>
+      </div>
+    </div>
+  );
+}
+
 export default function AssetsModule() {
   const [activeTab, setActiveTab] = useState<'overview' | 'department' | 'region' | 'customer'>('overview');
   const [tabReady, setTabReady] = useState(true);
@@ -92,7 +128,7 @@ export default function AssetsModule() {
   const [modalWeeklyDetail, setModalWeeklyDetail] = useState<WeeklyDetailItem[]>([]);
   const [loading, setLoading] = useState(true);
   const [error, setError] = useState<string | null>(null);
-  const [lastUpdate, setLastUpdate] = useState<string>('');
+  const [lastUpdate] = useState<string>('2026-06-03 23:59:59');
   const [modalLoading, setModalLoading] = useState(false);
 
   // Dept/Region/Customer data
@@ -162,7 +198,6 @@ export default function AssetsModule() {
       setRegionData(region);
       setCustomerData(cust);
       setInventoryData(inv);
-      setLastUpdate(new Date().toLocaleString('zh-CN'));
     } catch (e) {
       setError(e instanceof Error ? e.message : '数据加载失败');
     } finally {
@@ -526,7 +561,7 @@ export default function AssetsModule() {
       <div className="sticky top-0 z-40 -mx-6 -mt-6 mb-4 bg-white/95 backdrop-blur-sm border-b border-gray-100/80">
         {/* Title row */}
         <div className="relative flex items-center justify-center px-4 pt-3 pb-1">
-          <h1 className="hidden sm:block text-base font-semibold text-gray-800 tracking-wide">羚牛氢能车辆资产</h1>
+          <h1 className="hidden sm:block text-base font-semibold text-gray-800 tracking-wide">羚牛氢能-资产BI</h1>
           {/* Right: status + theme */}
           <div className="absolute right-4 top-1/2 -translate-y-1/2 flex items-center gap-2">
             <div className="hidden sm:flex items-center gap-1 text-[10px] text-gray-400">
@@ -690,12 +725,15 @@ export default function AssetsModule() {
             最后更新: {lastUpdate}
           </div>
           <div className="flex items-center gap-1">
-            <span className="w-1 h-1 rounded-full bg-green-400 animate-pulse inline-block" />
-            每分钟更新一次
+            <span className="w-1 h-1 rounded-full bg-amber-400 inline-block" />
+            OneOS数据源接入中
           </div>
         </div>
       </div>
 
+      {/* OneOS 迁移提示滚动条 */}
+      <MarqueeBanner />
+
       {/* Main Content Area */}
       <div className="flex flex-col gap-6">
 

src/modules/mileage/MonitoringView.tsx

@@ -596,7 +596,7 @@ export default function MonitoringView() {
               </div>
               <div className="flex items-center gap-1.5 mt-1">
                 <span className="flex h-1.5 w-1.5 rounded-full bg-blue-500 animate-pulse"></span>
-                <span className="text-[9px] font-bold text-slate-400 uppercase tracking-tight">实时监控 • 每分钟更新</span>
+                <span className="text-[9px] font-bold text-slate-400 uppercase tracking-tight">数据监控 • 每15分钟更新</span>
               </div>
             </div>
           </div>