diff --git a/app/Http/Controllers/ShopController.php b/app/Http/Controllers/ShopController.php
index a114cf2..061f177 100644
--- a/app/Http/Controllers/ShopController.php
+++ b/app/Http/Controllers/ShopController.php
@@ -125,7 +125,7 @@ class ShopController extends Controller
                     'lightning' => '⚡',
                     'snow' => '❄️',
                 ];
-                // 赠礼消息文案（改成“为XX触发了一场特效”）
+                // 赠礼消息文案（改成"为XX触发了一场特效"）
                 $icon = $icons[$result['play_effect']] ?? '✨';
                 $toStr = $targetUsername ? "【{$targetUsername}】" : '全体聊友';
                 $remarkPart = $message ? " 「{$message}」" : '';
@@ -148,6 +148,43 @@ class ShopController extends Controller
                 );
                 broadcast($sysMsgEvent);
             }
+        } else {
+            // ── 其他类型：广播购买通知到公屏 ────────────────────────────
+            $user = Auth::user();
+            $roomId = (int) $request->room_id;
+
+            if ($roomId > 0) {
+                // auto_fishing 有效期文案（提前算好，避免在 match 内写复杂三元表达式）
+                $fishDuration = '';
+                if ($item->type === 'auto_fishing') {
+                    $mins = (int) ($item->duration_minutes ?? 0);
+                    $fishDuration = $mins >= 60 ? floor($mins / 60).'小时' : $mins.'分钟';
+                }
+
+                // 根据商品类型生成不同通知文案
+                $sysContent = match ($item->type) {
+                    'duration' => "📅 【{$user->username}】购买了全屏特效周卡「{$item->name}」，登录时将自动触发！",
+                    'one_time' => "🎫 【{$user->username}】购买了「{$item->name}」道具！",
+                    'ring' => "💍 【{$user->username}】在商店购买了一枚「{$item->name}」，不知道打算送给谁呢？",
+                    'auto_fishing' => "🎣 【{$user->username}】购买了「{$item->name}」，开启了 {$fishDuration} 的自动钓鱼模式！",
+                    default => "🛒 【{$user->username}】购买了「{$item->name}」。",
+                };
+
+                broadcast(new MessageSent(
+                    roomId: $roomId,
+                    message: [
+                        'id' => 0,
+                        'room_id' => $roomId,
+                        'from_user' => '系统传音',
+                        'to_user' => '大家',
+                        'content' => $sysContent,
+                        'font_color' => '#7c3aed',
+                        'sent_at' => now()->format('H:i:s'),
+                        'is_secret' => false,
+                        'action' => null,
+                    ]
+                ));
+            }
         }
 
         // 返回最新金币余额