diff --git a/frontend/src/components/pages/MobileCallPage.tsx b/frontend/src/components/pages/MobileCallPage.tsx
index 0a0cb22..fb93be0 100644
--- a/frontend/src/components/pages/MobileCallPage.tsx
+++ b/frontend/src/components/pages/MobileCallPage.tsx
@@ -37,6 +37,7 @@ import {
   useVoicePreview,
   type ChatMessage,
 } from "@/hooks/use-voice-preview";
+import { assistantsApi } from "@/lib/api";
 
 type CallView = "video" | "chat";
 
@@ -452,9 +453,25 @@ export function MobileCallPage({ assistantId }: { assistantId: string }) {
     selectCamera: changeCamera,
   } = camera;
   const [view, setView] = useState<CallView>("chat");
+  const [assistantName, setAssistantName] = useState("");
   const connecting = status === "connecting";
   const inCall = !callEnded && (connecting || status === "connected");
 
+  useEffect(() => {
+    let cancelled = false;
+    void assistantsApi
+      .get(assistantId)
+      .then((assistant) => {
+        if (!cancelled) setAssistantName(assistant.name.trim());
+      })
+      .catch(() => {
+        if (!cancelled) setAssistantName("");
+      });
+    return () => {
+      cancelled = true;
+    };
+  }, [assistantId]);
+
   const startCall = useCallback(async () => {
     await connect({
       visionEnabled: true,
@@ -474,11 +491,6 @@ export function MobileCallPage({ assistantId }: { assistantId: string }) {
     [changeCamera, selectTransportCamera],
   );
 
-  useEffect(() => {
-    void startCall();
-    // 首次打开页面时自动发起通话；hooks 会在卸载时各自释放媒体资源。
-  }, [startCall]);
-
   const error = previewError || cameraError || photoCapture.error;
 
   return (
@@ -524,12 +536,20 @@ export function MobileCallPage({ assistantId }: { assistantId: string }) {
             ? "通话中"
             : connecting
               ? "正在连接…"
-              : "通话已结束"}
+              : status === "failed"
+                ? "连接失败"
+                : "等待开始"}
       </div>
 
       {!inCall && (
         <div className="absolute inset-0 z-[2] flex items-center justify-center px-8">
-          <div className="flex max-w-sm flex-col items-center gap-4 text-center">
+          <div className="flex max-w-sm flex-col items-center gap-5 text-center">
+            <div className="space-y-2">
+              <p className="text-xs tracking-wide text-white/45">AI 助手</p>
+              <h1 className="text-2xl font-medium leading-tight text-white">
+                {assistantName || "助手"}
+              </h1>
+            </div>
             <Button
               type="button"
               onClick={() => {
@@ -539,7 +559,7 @@ export function MobileCallPage({ assistantId }: { assistantId: string }) {
               className="h-12 gap-2 rounded-full bg-white px-6 text-[#07101a] shadow-2xl hover:bg-white/90"
             >
               <Phone size={19} />
-              {status === "failed" ? "重新开始通话" : "开始通话"}
+              {status === "failed" || callEnded ? "重新开始通话" : "开始通话"}
             </Button>
             {error && <p className="text-xs leading-5 text-white/65">{error}</p>}
           </div>
@@ -547,26 +567,7 @@ export function MobileCallPage({ assistantId }: { assistantId: string }) {
       )}
 
       {inCall && (
-        <div className="absolute bottom-[max(1.25rem,env(safe-area-inset-bottom))] left-1/2 z-10 flex -translate-x-1/2 items-center gap-3 min-[380px]:gap-5 landscape:bottom-[max(1rem,env(safe-area-inset-bottom))]">
-          <CallAudioDeviceSelect
-            micValue={selectedDeviceId}
-            micDevices={audioInputs}
-            onMicSelect={selectDevice}
-            outputValue={selectedOutputDeviceId}
-            outputDevices={audioOutputs}
-            onOutputSelect={selectOutputDevice}
-            outputSupported={supportsOutputSelection}
-            disabled={connecting}
-          />
-          <button
-            type="button"
-            onClick={endCall}
-            aria-label="挂断电话"
-            title="挂断电话"
-            className="flex size-14 items-center justify-center rounded-full bg-red-500 text-white shadow-2xl transition-transform hover:scale-105 hover:bg-red-600 active:scale-95 min-[380px]:size-16"
-          >
-            <PhoneOff className="size-6 min-[380px]:size-7" />
-          </button>
+        <div className="absolute bottom-[max(1.25rem,env(safe-area-inset-bottom))] left-1/2 z-10 flex -translate-x-1/2 flex-col items-center gap-3 landscape:bottom-[max(1rem,env(safe-area-inset-bottom))]">
           {photoCapture.visible && (
             <button
               type="button"
@@ -583,12 +584,37 @@ export function MobileCallPage({ assistantId }: { assistantId: string }) {
               )}
             </button>
           )}
-          <CallCameraDeviceSelect
-            value={cameraDeviceId}
-            devices={cameraDevices}
-            onSelect={selectCamera}
-            disabled={connecting}
-          />
+          <div className="grid grid-cols-[1fr_auto_1fr] items-center gap-3 min-[380px]:gap-5">
+            <div className="flex justify-end">
+              <CallAudioDeviceSelect
+                micValue={selectedDeviceId}
+                micDevices={audioInputs}
+                onMicSelect={selectDevice}
+                outputValue={selectedOutputDeviceId}
+                outputDevices={audioOutputs}
+                onOutputSelect={selectOutputDevice}
+                outputSupported={supportsOutputSelection}
+                disabled={connecting}
+              />
+            </div>
+            <button
+              type="button"
+              onClick={endCall}
+              aria-label="挂断电话"
+              title="挂断电话"
+              className="flex size-14 items-center justify-center rounded-full bg-red-500 text-white shadow-2xl transition-transform hover:scale-105 hover:bg-red-600 active:scale-95 min-[380px]:size-16"
+            >
+              <PhoneOff className="size-6 min-[380px]:size-7" />
+            </button>
+            <div className="flex justify-start">
+              <CallCameraDeviceSelect
+                value={cameraDeviceId}
+                devices={cameraDevices}
+                onSelect={selectCamera}
+                disabled={connecting}
+              />
+            </div>
+          </div>
         </div>
       )}
       </div>
diff --git a/frontend/src/components/ui/data-list.tsx b/frontend/src/components/ui/data-list.tsx
index e207cb8..3f7a12e 100644
--- a/frontend/src/components/ui/data-list.tsx
+++ b/frontend/src/components/ui/data-list.tsx
@@ -51,6 +51,28 @@ export type DataListProps<T> = {
   pagination?: DataListPagination;
 };
 
+/** 页码或省略号。页数少时全部展示;多时固定首尾 + 当前附近,避免按钮撑破布局。 */
+type PageItem = number | "ellipsis";
+
+function buildPageItems(current: number, total: number): PageItem[] {
+  if (total <= 7) {
+    return Array.from({ length: total }, (_, index) => index + 1);
+  }
+
+  // 靠近开头: 1 2 3 4 5 … N
+  if (current <= 3) {
+    return [1, 2, 3, 4, 5, "ellipsis", total];
+  }
+
+  // 靠近结尾: 1 … N-4 N-3 N-2 N-1 N
+  if (current >= total - 2) {
+    return [1, "ellipsis", total - 4, total - 3, total - 2, total - 1, total];
+  }
+
+  // 中间: 1 … c-1 c c+1 … N
+  return [1, "ellipsis", current - 1, current, current + 1, "ellipsis", total];
+}
+
 export function DataList<T>({
   columns,
   rows,
@@ -151,7 +173,7 @@ export function DataList<T>({
         <div className="mt-5 flex flex-col gap-3 text-sm text-muted-foreground sm:flex-row sm:items-center sm:justify-between">
           <div>{pagination.summary}</div>
 
-          <div className="flex items-center gap-2">
+          <div className="flex flex-wrap items-center gap-2">
             <Button
               variant="outline"
               size="icon-sm"
@@ -163,22 +185,31 @@ export function DataList<T>({
               <ChevronLeft size={15} />
             </Button>
 
-            {Array.from({ length: pagination.totalPages }, (_, index) => index + 1).map(
-              (page) => (
-                <Button
-                  key={page}
-                  variant={page === pagination.page ? "default" : "outline"}
-                  size="sm"
-                  className={cn(
-                    "h-8 min-w-8 px-2",
-                    page !== pagination.page &&
-                      "border-hairline-strong text-muted-foreground hover:text-foreground",
-                  )}
-                  onClick={() => pagination.onPageChange(page)}
-                >
-                  {page}
-                </Button>
-              ),
+            {buildPageItems(pagination.page, pagination.totalPages).map(
+              (item, index) =>
+                item === "ellipsis" ? (
+                  <span
+                    key={`ellipsis-${index}`}
+                    className="px-1 text-muted-soft"
+                    aria-hidden
+                  >
+                    …
+                  </span>
+                ) : (
+                  <Button
+                    key={item}
+                    variant={item === pagination.page ? "default" : "outline"}
+                    size="sm"
+                    className={cn(
+                      "h-8 min-w-8 px-2",
+                      item !== pagination.page &&
+                        "border-hairline-strong text-muted-foreground hover:text-foreground",
+                    )}
+                    onClick={() => pagination.onPageChange(item)}
+                  >
+                    {item}
+                  </Button>
+                ),
             )}
 
             <Button