feat(admin): 续费缺订阅时禁用仅标记为已生效并给治理引导

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

@@ -342,11 +342,31 @@
 
         @php
             $canMarkActivatedOnly = ($order->payment_status === 'paid') && ($order->status !== 'activated');
+            // 安全阀：续费单未绑定订阅时，不允许“仅标记为已生效”（后端 markActivated 也会阻断）
+            $markActivatedBlockedByMissingSubscriptionOnRenewal = ((string) ($order->order_type ?? '') === 'renewal')
+                && ((int) ($order->site_subscription_id ?? 0) <= 0);
         @endphp
         <form method="post" action="/admin/platform-orders/{{ $order->id }}/mark-activated" onsubmit="return confirm('确认将该订单标记为已生效？（不修改支付状态，不自动同步订阅）');">
             @csrf
-            <button class="btn btn-secondary btn-sm" type="submit" @disabled(! $canMarkActivatedOnly)>仅标记为已生效</button>
+            <button class="btn btn-secondary btn-sm" type="submit" @disabled(! $canMarkActivatedOnly || $markActivatedBlockedByMissingSubscriptionOnRenewal)>仅标记为已生效</button>
         </form>
+
+        @if($markActivatedBlockedByMissingSubscriptionOnRenewal)
+            <div class="card governance-block">
+                <div class="muted text-danger governance-block-title"><strong>生效治理提示</strong>（当前不可直接标记为已生效）</div>
+                <div class="muted governance-block-body">
+                    <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>
+                        @if($missingSubscriptionHelpUrl !== '')
+                            <span class="muted">｜</span>
+                            <a class="btn btn-secondary btn-sm" href="{!! $missingSubscriptionHelpUrl !!}">去订阅管理查找订阅</a>
+                        @endif
+                    </div>
+                </div>
+            </div>
+        @endif
     </div>
 
     @if(! $canActivate)