diff --git a/app/Providers/AppServiceProvider.php b/app/Providers/AppServiceProvider.php
index 96b95d0..1d2694d 100644
--- a/app/Providers/AppServiceProvider.php
+++ b/app/Providers/AppServiceProvider.php
@@ -15,14 +15,16 @@ class AppServiceProvider extends ServiceProvider
         //
     }
 
-    /**
-     * Bootstrap any application services.
-     */
     public function boot(): void
     {
         // 如果是在正式環境，強制轉為 https
         if (config('app.env') === 'production') {
             URL::forceScheme('https');
         }
+
+        // 隱含授權：讓 "super-admin" 角色擁有所有權限
+        \Illuminate\Support\Facades\Gate::before(function ($user, $ability) {
+            return $user->hasRole('super-admin') ? true : null;
+        });
     }
 }
diff --git a/database/migrations/2026_01_13_171900_sync_super_admin_all_permissions.php b/database/migrations/2026_01_13_171900_sync_super_admin_all_permissions.php
new file mode 100644
index 0000000..1f7f7a1
--- /dev/null
+++ b/database/migrations/2026_01_13_171900_sync_super_admin_all_permissions.php
@@ -0,0 +1,47 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\DB;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     * 確保 super-admin 角色擁有所有權限
+     */
+    public function up(): void
+    {
+        // 取得 super-admin 角色
+        $role = DB::table('roles')->where('name', 'super-admin')->first();
+        if (!$role) {
+            return; // 角色不存在則跳過
+        }
+
+        // 取得所有權限
+        $permissions = DB::table('permissions')->pluck('id');
+        if ($permissions->isEmpty()) {
+            return;
+        }
+
+        // 清除該角色現有的權限
+        DB::table('role_has_permissions')
+            ->where('role_id', $role->id)
+            ->delete();
+
+        // 指派所有權限給 super-admin
+        $inserts = $permissions->map(fn ($permissionId) => [
+            'permission_id' => $permissionId,
+            'role_id' => $role->id,
+        ])->toArray();
+
+        DB::table('role_has_permissions')->insert($inserts);
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        // 此 Migration 不需要復原邏輯
+    }
+};