diff --git a/tests/Feature/AdminPlatformOrderShowRefundGovernanceToleranceConfigTest.php b/tests/Feature/AdminPlatformOrderShowRefundGovernanceToleranceConfigTest.php
new file mode 100644
index 0000000..460adc0
--- /dev/null
+++ b/tests/Feature/AdminPlatformOrderShowRefundGovernanceToleranceConfigTest.php
@@ -0,0 +1,180 @@
+<?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 AdminPlatformOrderShowRefundGovernanceToleranceConfigTest 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_refund_governance_block_respects_configured_tolerance_for_non_refunded_orders(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        config(['saasshop.amounts.tolerance' => 0.05]);
+
+        $merchant = Merchant::query()->firstOrFail();
+        $plan = Plan::query()->create([
+            'code' => 'refund_gov_tol_cfg_01',
+            'name' => '退款治理区块容差配置测试',
+            'billing_cycle' => 'monthly',
+            'price' => 10,
+            'list_price' => 10,
+            'status' => 'active',
+            'sort' => 10,
+            'published_at' => now(),
+        ]);
+
+        // A：非 refunded，但退款=已付+0.02（在 tol=0.05 内）=> 不应出现治理区块
+        $orderA = PlatformOrder::query()->create([
+            'merchant_id' => $merchant->id,
+            'plan_id' => $plan->id,
+            'order_no' => 'PO_REFUND_GOV_TOL_A',
+            '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' => [
+                'refund_summary' => [
+                    'count' => 1,
+                    'total_amount' => 10.02,
+                ],
+            ],
+        ]);
+
+        $this->get('/admin/platform-orders/' . $orderA->id)
+            ->assertOk()
+            ->assertDontSee('退款状态治理');
+
+        // B：非 refunded，但退款=已付+0.06（超出 tol=0.05）=> 应出现治理区块
+        $orderB = PlatformOrder::query()->create([
+            'merchant_id' => $merchant->id,
+            'plan_id' => $plan->id,
+            'order_no' => 'PO_REFUND_GOV_TOL_B',
+            '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' => [
+                'refund_summary' => [
+                    'count' => 1,
+                    'total_amount' => 10.06,
+                ],
+            ],
+        ]);
+
+        $this->get('/admin/platform-orders/' . $orderB->id)
+            ->assertOk()
+            ->assertSee('退款状态治理');
+    }
+
+    public function test_refund_governance_block_respects_configured_tolerance_for_refunded_orders(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        config(['saasshop.amounts.tolerance' => 0.05]);
+
+        $merchant = Merchant::query()->firstOrFail();
+        $plan = Plan::query()->create([
+            'code' => 'refund_gov_tol_cfg_02',
+            'name' => '退款治理区块容差配置测试2',
+            'billing_cycle' => 'monthly',
+            'price' => 10,
+            'list_price' => 10,
+            'status' => 'active',
+            'sort' => 10,
+            'published_at' => now(),
+        ]);
+
+        // C：refunded，但只差 0.02（在 tol=0.05 内）=> 不应出现治理区块
+        $orderC = PlatformOrder::query()->create([
+            'merchant_id' => $merchant->id,
+            'plan_id' => $plan->id,
+            'order_no' => 'PO_REFUND_GOV_TOL_C',
+            'order_type' => 'new_purchase',
+            'status' => 'activated',
+            'payment_status' => 'refunded',
+            '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(),
+            'refunded_at' => now(),
+            'meta' => [
+                'refund_summary' => [
+                    'count' => 1,
+                    'total_amount' => 9.98,
+                ],
+            ],
+        ]);
+
+        $this->get('/admin/platform-orders/' . $orderC->id)
+            ->assertOk()
+            ->assertDontSee('退款状态治理');
+
+        // D：refunded，但差 0.10（超出 tol=0.05）=> 应出现治理区块
+        $orderD = PlatformOrder::query()->create([
+            'merchant_id' => $merchant->id,
+            'plan_id' => $plan->id,
+            'order_no' => 'PO_REFUND_GOV_TOL_D',
+            'order_type' => 'new_purchase',
+            'status' => 'activated',
+            'payment_status' => 'refunded',
+            '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(),
+            'refunded_at' => now(),
+            'meta' => [
+                'refund_summary' => [
+                    'count' => 1,
+                    'total_amount' => 9.90,
+                ],
+            ],
+        ]);
+
+        $this->get('/admin/platform-orders/' . $orderD->id)
+            ->assertOk()
+            ->assertSee('退款状态治理');
+    }
+}