平台订单：对账差额卡片显示当前容差并优化提示文案

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

@@ -265,8 +265,9 @@
             <a class="link" href="{{ request()->fullUrlWithQuery(['reconcile_mismatch' => '1', 'page' => null]) }}">{{ $summaryStats['reconcile_mismatch_orders'] ?? 0 }}</a>
         </div>
         @php $tol = (float) config('saasshop.amounts.tolerance', 0.01); @endphp
+        <div class="muted muted-xs">当前容差：¥{{ number_format($tol, 2) }}</div>
         @if(abs($delta) >= $tol)
-            <div class="muted text-danger mt-6">提示：差额非 0，可能存在回执金额与订单金额不一致的订单。</div>
+            <div class="muted text-danger mt-6">提示：差额超过容差，可能存在回执金额与订单金额不一致的订单。</div>
         @endif
     </div>
     <div class="card">