diff --git a/app.jsx b/app.jsx
index aedae2e..8b7a70d 100644
--- a/app.jsx
+++ b/app.jsx
@@ -1,19 +1,19 @@
-// app.jsx — SPA router + responsive shell for 羚牛车辆数据中心
+// app.jsx — SPA router + responsive shell for OneOS数据中台
 // hash routes: #/, #/overview, #/detail, #/history, #/playback, #/alarm, #/inbox, #/esg, #/canvas
 
 const ROUTES = [
-  { path: "overview",  icon: "map",     label: "实时地图",   crumbs: ["羚牛车辆数据中心", "实时监控", "总览"],     component: "ArtboardOverview" },
-  { path: "detail",    icon: "car",     label: "车辆详情",   crumbs: ["羚牛车辆数据中心", "实时监控", "单车详情"], component: "ArtboardDetail" },
-  { path: "history",   icon: "history", label: "历史查询",   crumbs: ["羚牛车辆数据中心", "数据分析", "历史查询"], component: "ArtboardHistory" },
-  { path: "playback",  icon: "route",   label: "轨迹回放",   crumbs: ["羚牛车辆数据中心", "数据分析", "轨迹回放"], component: "ArtboardPlayback" },
-  { path: "alarm",       icon: "bell",  label: "事件规则",       crumbs: ["羚牛车辆数据中心", "事件中心", "规则编排"], component: "ArtboardAlarm" },
-  { path: "inbox",       icon: "inbox", label: "通知中心",       crumbs: ["羚牛车辆数据中心", "事件中心", "通知中心"], component: "ArtboardInbox" },
-  { path: "integration", icon: "plug",  label: "数据接入监控",   crumbs: ["羚牛车辆数据中心", "数据接入", "监控总览"], component: "ArtboardIntegration" },
+  { path: "overview",  icon: "map",     label: "实时地图",   crumbs: ["OneOS数据中台", "实时监控", "总览"],     component: "ArtboardOverview" },
+  { path: "detail",    icon: "car",     label: "车辆详情",   crumbs: ["OneOS数据中台", "实时监控", "单车详情"], component: "ArtboardDetail" },
+  { path: "history",   icon: "history", label: "历史查询",   crumbs: ["OneOS数据中台", "数据分析", "历史查询"], component: "ArtboardHistory" },
+  { path: "playback",  icon: "route",   label: "轨迹回放",   crumbs: ["OneOS数据中台", "数据分析", "轨迹回放"], component: "ArtboardPlayback" },
+  { path: "alarm",       icon: "bell",  label: "事件规则",       crumbs: ["OneOS数据中台", "事件中心", "规则编排"], component: "ArtboardAlarm" },
+  { path: "inbox",       icon: "inbox", label: "通知中心",       crumbs: ["OneOS数据中台", "事件中心", "通知中心"], component: "ArtboardInbox" },
+  { path: "integration", icon: "plug",  label: "数据接入监控",   crumbs: ["OneOS数据中台", "数据接入", "监控总览"], component: "ArtboardIntegration" },
 ];
 
 const SUB_ROUTES = [
-  { path: "esg",       icon: "chart",    label: "ESG·碳减排", crumbs: ["羚牛车辆数据中心", "运营分析", "ESG驾驶舱"], component: "ArtboardESG" },
-  { path: "canvas",    icon: "settings", label: "设计画板",   crumbs: ["羚牛车辆数据中心", "设计画板"],          component: "DesignCanvasMode" },
+  { path: "esg",       icon: "chart",    label: "ESG·碳减排", crumbs: ["OneOS数据中台", "运营分析", "ESG驾驶舱"], component: "ArtboardESG" },
+  { path: "canvas",    icon: "settings", label: "设计画板",   crumbs: ["OneOS数据中台", "设计画板"],          component: "DesignCanvasMode" },
 ];
 
 const ALL_ROUTES = [...ROUTES, ...SUB_ROUTES];
diff --git a/artboards/integration.jsx b/artboards/integration.jsx
index 1dd0395..71861b4 100644
--- a/artboards/integration.jsx
+++ b/artboards/integration.jsx
@@ -192,7 +192,7 @@ const ArtboardIntegration = () => {
       <Sidebar active="integration"/>
       <div style={{flex:1, display:"flex", flexDirection:"column", minWidth:0, position:"relative", zIndex:1}}>
         <Topbar
-          crumbs={["羚牛车辆数据中心", "数据接入", "监控总览"]}
+          crumbs={["OneOS数据中台", "数据接入", "监控总览"]}
           kpis={[
             { lbl:"总车辆", val: enriched.length },
             { lbl:"GB在线", val: derivedCounts.gbOnline },
diff --git a/artboards/overview.jsx b/artboards/overview.jsx
index 63a7025..ea8a851 100644
--- a/artboards/overview.jsx
+++ b/artboards/overview.jsx
@@ -101,7 +101,7 @@ const ArtboardOverview = () => {
       <Sidebar active="map"/>
       <div style={{flex:1, display:"flex", flexDirection:"column", minWidth:0, position:"relative", zIndex:1}}>
         <Topbar
-          crumbs={isDeptScoped ? ["羚牛车辆数据中心", "资产管理", role.name.replace(/.*·/,"")] : ["羚牛车辆数据中心", "资产管理", "总览"]}
+          crumbs={isDeptScoped ? ["OneOS数据中台", "资产管理", role.name.replace(/.*·/,"")] : ["OneOS数据中台", "资产管理", "总览"]}
           kpis={[
             { lbl: isDeptScoped ? "本部门车辆" : "总车辆", val: dispTotal },
             { lbl:"在线", val: dispOnline, delta: dispTotal ? Math.round(dispOnline/dispTotal*100) + "%" : "0%", deltaUp:true },
diff --git a/artboards/variant-dense.jsx b/artboards/variant-dense.jsx
index b69bc5c..84a2916 100644
--- a/artboards/variant-dense.jsx
+++ b/artboards/variant-dense.jsx
@@ -5,7 +5,7 @@ const ArtboardDense = () => {
       <Sidebar active="map"/>
       <div style={{flex:1, display:"flex", flexDirection:"column", minWidth:0, position:"relative", zIndex:1}}>
         <Topbar
-          crumbs={["羚牛车辆数据中心", "运营驾驶舱"]}
+          crumbs={["OneOS数据中台", "运营驾驶舱"]}
           kpis={[
             { lbl:"在线", val:"487", delta:"95%", deltaUp:true },
             { lbl:"行驶", val:"312" },
diff --git a/artboards/variant-light.jsx b/artboards/variant-light.jsx
index 7cbc32f..adc56d9 100644
--- a/artboards/variant-light.jsx
+++ b/artboards/variant-light.jsx
@@ -18,7 +18,7 @@ const ArtboardLightVariant = () => {
       <Sidebar active="map"/>
       <div style={{flex:1, display:"flex", flexDirection:"column", minWidth:0}}>
         <Topbar
-          crumbs={["羚牛车辆数据中心", "实时监控", "总览"]}
+          crumbs={["OneOS数据中台", "实时监控", "总览"]}
           kpis={[
             { lbl:"在线", val:"487/512", delta:"95.1%", deltaUp:true },
             { lbl:"行驶", val:"312" },
diff --git a/components/chrome.jsx b/components/chrome.jsx
index 181c71c..c90c945 100644
--- a/components/chrome.jsx
+++ b/components/chrome.jsx
@@ -57,7 +57,7 @@ const Sidebar = ({ active }) => {
   );
 };
 
-const Topbar = ({ crumbs = ["羚牛车辆数据中心", "实时监控"], kpis = [], showSearch = true }) => {
+const Topbar = ({ crumbs = ["OneOS数据中台", "实时监控"], kpis = [], showSearch = true }) => {
   const ctx = (typeof window.useRoute === "function") ? window.useRoute() : null;
   const isMobile = ctx && ctx.isMobile;
   return (