diff --git a/app/Http/Controllers/FishingController.php b/app/Http/Controllers/FishingController.php
index 15fdeb9..8e30994 100644
--- a/app/Http/Controllers/FishingController.php
+++ b/app/Http/Controllers/FishingController.php
@@ -92,8 +92,13 @@ class FishingController extends Controller
         $waitTime = rand($waitMin, $waitMax);
         $token = Str::random(32);
         $tokenKey = "fishing:token:{$user->id}";
-        // token 有效期 = 等待时间 + 10秒点击窗口 + 5秒缓冲
-        Redis::setex($tokenKey, $waitTime + 15, $token);
+        // token 有效期 = 等待时间 + 8秒点击窗口 + 5秒缓冲
+        // 同时把 cast 时间戳和 wait_time 一起存入，供 reel 做服务端时间校验
+        Redis::setex($tokenKey, $waitTime + 13, json_encode([
+            'token' => $token,
+            'cast_at' => time(),
+            'wait_time' => $waitTime,
+        ]));
 
         // 5. 生成随机浮漂坐标（百分比，避开边缘）
         $bobberX = rand(15, 85); // 左右 15%~85%
@@ -130,15 +135,33 @@ class FishingController extends Controller
             return response()->json(['status' => 'error', 'message' => '请先登录'], 401);
         }
 
-        // 1. 验证 token（防止脚本绕过浮漂直接收竿）
+        // 1. 验证 token + 服务端时间校验（防止前端篡改 wait_time 跳过等待）
         $tokenKey = "fishing:token:{$user->id}";
-        $storedToken = Redis::get($tokenKey);
+        $storedJson = Redis::get($tokenKey);
         $clientToken = $request->input('token', '');
 
-        if (! $storedToken || $storedToken !== $clientToken) {
+        if (! $storedJson) {
             return response()->json([
                 'status' => 'error',
-                'message' => '鱼儿跑了！浮漂已超时或令牌无效，请重新抛竿。',
+                'message' => '鱼儿跑了！浮漂已超时，请重新抛竿。',
+            ], 422);
+        }
+
+        $stored = json_decode($storedJson, true);
+        // 校验 token 一致性
+        if (($stored['token'] ?? '') !== $clientToken) {
+            return response()->json([
+                'status' => 'error',
+                'message' => '令牌无效，请重新抛竿。',
+            ], 422);
+        }
+        // 校验服务端时间：距抛竿必须已过 wait_time 秒（允许 ±1s 误差）
+        $elapsed = time() - (int) ($stored['cast_at'] ?? 0);
+        $required = (int) ($stored['wait_time'] ?? 0);
+        if ($elapsed < $required - 1) {
+            return response()->json([
+                'status' => 'error',
+                'message' => '鱼还没上钩，别急！',
             ], 422);
         }