diff --git a/app/Http/Controllers/Admin/PlatformOrderController.php b/app/Http/Controllers/Admin/PlatformOrderController.php
index 54e4c35..b37498a 100644
--- a/app/Http/Controllers/Admin/PlatformOrderController.php
+++ b/app/Http/Controllers/Admin/PlatformOrderController.php
@@ -1101,18 +1101,19 @@ class PlatformOrderController extends Controller
                 }
             })
             ->when(($filters['reconcile_mismatch'] ?? '') !== '', function (Builder $builder) {
-                // 只看“对账不一致”的订单（粗版）：支付回执总额（优先 payment_summary.total_amount）与订单 paid_amount 不一致
+                // 只看“对账不一致”的订单：支付回执总额 与订单 paid_amount 不一致
+                // 口径：优先使用 meta.payment_summary.total_amount；若为空，则回退汇总 meta.payment_receipts[].amount
                 // 注意：该筛选需要读取 JSON 字段，MySQL/SQLite 写法略有差异。
                 $driver = $builder->getQuery()->getConnection()->getDriverName();
 
                 if ($driver === 'sqlite') {
                     // sqlite 下 JSON_EXTRACT 直接返回标量（数值或字符串），这里用“按分”取整避免浮点误差导致 0.01 边界不稳定
-                    $builder->whereRaw("JSON_EXTRACT(meta, '$.payment_summary.total_amount') IS NOT NULL")
-                        ->whereRaw("ABS(ROUND(CAST(JSON_EXTRACT(meta, '$.payment_summary.total_amount') AS REAL) * 100) - ROUND(paid_amount * 100)) >= 1");
+                    // total_cents = (payment_summary.total_amount 存在 ? summary*100 : sum(payment_receipts[].amount)*100)
+                    $builder->whereRaw("ABS(ROUND((CASE WHEN JSON_EXTRACT(meta, '$.payment_summary.total_amount') IS NOT NULL THEN CAST(JSON_EXTRACT(meta, '$.payment_summary.total_amount') AS REAL) ELSE (SELECT IFNULL(SUM(CAST(JSON_EXTRACT(value, '$.amount') AS REAL)), 0) FROM json_each(COALESCE(JSON_EXTRACT(meta, '$.payment_receipts'), '[]'))) END) * 100) - ROUND(paid_amount * 100)) >= 1");
                 } else {
                     // MySQL 下 JSON_EXTRACT 返回 JSON，需要 JSON_UNQUOTE 再 cast；同样按分取整避免浮点误差
-                    $builder->whereRaw("JSON_EXTRACT(meta, '$.payment_summary.total_amount') IS NOT NULL")
-                        ->whereRaw("ABS(ROUND(CAST(JSON_UNQUOTE(JSON_EXTRACT(meta, '$.payment_summary.total_amount')) AS DECIMAL(12,2)) * 100) - ROUND(paid_amount * 100)) >= 1");
+                    // total_cents = (payment_summary.total_amount 存在 ? summary*100 : SUM(payment_receipts[].amount)*100)
+                    $builder->whereRaw("ABS(ROUND((CASE WHEN JSON_EXTRACT(meta, '$.payment_summary.total_amount') IS NOT NULL THEN CAST(JSON_UNQUOTE(JSON_EXTRACT(meta, '$.payment_summary.total_amount')) AS DECIMAL(12,2)) ELSE (SELECT IFNULL(SUM(j.amount), 0) FROM JSON_TABLE(meta, '$.payment_receipts[*]' COLUMNS(amount DECIMAL(12,2) PATH '$.amount')) j) END) * 100) - ROUND(paid_amount * 100)) >= 1");
                 }
             });
     }
diff --git a/tests/Feature/AdminPlatformOrderReconcileMismatchFallbackToReceiptsTest.php b/tests/Feature/AdminPlatformOrderReconcileMismatchFallbackToReceiptsTest.php
new file mode 100644
index 0000000..81ba755
--- /dev/null
+++ b/tests/Feature/AdminPlatformOrderReconcileMismatchFallbackToReceiptsTest.php
@@ -0,0 +1,108 @@
+<?php
+
+namespace Tests\Feature;
+
+use App\Models\Merchant;
+use App\Models\Plan;
+use App\Models\PlatformOrder;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminPlatformOrderReconcileMismatchFallbackToReceiptsTest extends TestCase
+{
+    use RefreshDatabase;
+
+    protected function loginAsPlatformAdmin(): void
+    {
+        $this->seed();
+
+        $this->post('/admin/login', [
+            'email' => 'platform.admin@demo.local',
+            'password' => 'Platform@123456',
+        ])->assertRedirect('/admin');
+    }
+
+    public function test_reconcile_mismatch_filter_falls_back_to_payment_receipts_when_no_payment_summary(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $merchant = Merchant::query()->firstOrFail();
+        $plan = Plan::query()->create([
+            'code' => 'reconcile_mismatch_receipts_fallback',
+            'name' => '对账不一致回退回执汇总测试',
+            'billing_cycle' => 'monthly',
+            'price' => 10,
+            'list_price' => 10,
+            'status' => 'active',
+            'sort' => 10,
+            'published_at' => now(),
+        ]);
+
+        // 不一致：paid_amount=10，但 payment_receipts 合计=9.99（且没有 payment_summary）
+        PlatformOrder::query()->create([
+            'merchant_id' => $merchant->id,
+            'plan_id' => $plan->id,
+            'order_no' => 'PO_RECON_FALLBACK_MISMATCH_0001',
+            'order_type' => 'new_purchase',
+            'status' => 'activated',
+            'payment_status' => 'paid',
+            'plan_name' => $plan->name,
+            'billing_cycle' => $plan->billing_cycle,
+            'period_months' => 1,
+            'quantity' => 1,
+            'payable_amount' => 10,
+            'paid_amount' => 10,
+            'placed_at' => now(),
+            'paid_at' => now(),
+            'activated_at' => now(),
+            'meta' => [
+                'payment_receipts' => [
+                    [
+                        'type' => 'bank_transfer',
+                        'channel' => 'bank',
+                        'amount' => 9.99,
+                        'paid_at' => now()->toDateTimeString(),
+                        'created_at' => now()->toDateTimeString(),
+                        'admin_id' => 1,
+                    ],
+                ],
+            ],
+        ]);
+
+        // 一致：paid_amount=10，payment_receipts 合计=10（且没有 payment_summary）
+        PlatformOrder::query()->create([
+            'merchant_id' => $merchant->id,
+            'plan_id' => $plan->id,
+            'order_no' => 'PO_RECON_FALLBACK_MATCH_0002',
+            'order_type' => 'new_purchase',
+            'status' => 'activated',
+            'payment_status' => 'paid',
+            'plan_name' => $plan->name,
+            'billing_cycle' => $plan->billing_cycle,
+            'period_months' => 1,
+            'quantity' => 1,
+            'payable_amount' => 10,
+            'paid_amount' => 10,
+            'placed_at' => now(),
+            'paid_at' => now(),
+            'activated_at' => now(),
+            'meta' => [
+                'payment_receipts' => [
+                    [
+                        'type' => 'bank_transfer',
+                        'channel' => 'bank',
+                        'amount' => 10.00,
+                        'paid_at' => now()->toDateTimeString(),
+                        'created_at' => now()->toDateTimeString(),
+                        'admin_id' => 1,
+                    ],
+                ],
+            ],
+        ]);
+
+        $this->get('/admin/platform-orders?reconcile_mismatch=1')
+            ->assertOk()
+            ->assertSee('PO_RECON_FALLBACK_MISMATCH_0001')
+            ->assertDontSee('PO_RECON_FALLBACK_MATCH_0002');
+    }
+}