diff --git a/app/Http/Controllers/ChatController.php b/app/Http/Controllers/ChatController.php
index 6d93e3e..f19bf6b 100644
--- a/app/Http/Controllers/ChatController.php
+++ b/app/Http/Controllers/ChatController.php
@@ -1298,6 +1298,14 @@ class ChatController extends Controller
             'font_color' => '#b45309',
             'action' => '',
             'sent_at' => now()->toDateTimeString(),
+            // 接收方收到消息时，在右下角弹到账提示卡片。
+            'toast_notification' => [
+                'title' => '💰 赠金币到账',
+                'message' => "<b>{$sender->username}</b> 向你赠送了 <b>{$amount}</b> 枚金币！",
+                'icon' => '💰',
+                'color' => '#f59e0b',
+                'duration' => 8000,
+            ],
         ];
 
         // 推入 Redis + WebSocket + 异步落库，保持与普通私聊一致的展示与历史记录行为。
diff --git a/tests/Feature/ChatControllerTest.php b/tests/Feature/ChatControllerTest.php
index 79e700a..95163bc 100644
--- a/tests/Feature/ChatControllerTest.php
+++ b/tests/Feature/ChatControllerTest.php
@@ -309,6 +309,9 @@ class ChatControllerTest extends TestCase
 
         $this->assertNotNull($giftMessage);
         $this->assertTrue((bool) ($giftMessage['is_secret'] ?? false));
+        $this->assertSame('💰 赠金币到账', $giftMessage['toast_notification']['title'] ?? null);
+        $this->assertSame('💰', $giftMessage['toast_notification']['icon'] ?? null);
+        $this->assertSame('#f59e0b', $giftMessage['toast_notification']['color'] ?? null);
 
         // 赠送方查看房间历史时，应保留这条私聊通知。
         $senderHistory = $this->actingAs($sender)