平台订单详情 BMPA 治理：续费单未绑订阅时禁用按钮并提示（含测试）

resources/views/admin/platform_orders/show.blade.php

@@ -205,6 +205,10 @@
         $expectedCents = (int) round($expectedPaid * 100);
         $markPaidBlockedByRefund = $refundTotal > 0;
 
+        // 安全阀：续费单必须绑定订阅（后端已阻断，这里做前端提示/禁用）
+        $markPaidBlockedByMissingSubscriptionOnRenewal = ((string) ($order->order_type ?? '') === 'renewal')
+            && ((int) ($order->site_subscription_id ?? 0) <= 0);
+
         $tol = (float) config('saasshop.amounts.tolerance', 0.01);
         $tolCents = (int) round($tol * 100);
         $tolCents = max(1, $tolCents);
@@ -215,10 +219,10 @@
     <div class="actions mt-16 gap-12">
         <form method="post" action="/admin/platform-orders/{{ $order->id }}/mark-paid-and-activate" onsubmit="return confirm('确认将该订单标记为已支付并生效？此操作会推进状态并尝试同步订阅');">
             @csrf
-            <button class="btn btn-sm" type="submit" @disabled(! $canMarkPaid || $markPaidBlockedByRefund || $markPaidBlockedByReceiptMismatch)>标记支付并生效</button>
+            <button class="btn btn-sm" type="submit" @disabled(! $canMarkPaid || $markPaidBlockedByRefund || $markPaidBlockedByReceiptMismatch || $markPaidBlockedByMissingSubscriptionOnRenewal)>标记支付并生效</button>
         </form>
 
-        @if($markPaidBlockedByRefund || $markPaidBlockedByReceiptMismatch)
+        @if($markPaidBlockedByRefund || $markPaidBlockedByReceiptMismatch || $markPaidBlockedByMissingSubscriptionOnRenewal)
             <div class="card governance-block">
                 <div class="muted text-danger governance-block-title"><strong>BMPA 治理提示</strong>（当前不建议/不可直接标记支付并生效）</div>
                 <div class="muted governance-block-body">
@@ -229,6 +233,13 @@
                             <a class="btn btn-secondary btn-sm" href="#refund-receipts">去核对退款</a>
                         </div>
                     @endif
+                    @if($markPaidBlockedByMissingSubscriptionOnRenewal)
+                        <div>
+                            原因：当前订单类型为「续费」，但未绑定订阅（site_subscription_id 为空）。
+                            <span class="muted">｜</span>
+                            <span class="muted">请先补齐订阅关联后再处理。</span>
+                        </div>
+                    @endif
                     @if($markPaidBlockedByReceiptMismatch)
                         <div>
                             原因：当前订单已存在支付回执，但回执总额与订单金额不一致。