fix:增加小程序客服

apps/mini-user/src/styles/order.css

@@ -7,7 +7,8 @@
   min-height: 100vh;
 }
 
-.order-detail-page--with-pay .sub-page-body {
+.order-detail-page--with-pay .sub-page-body,
+.order-detail-page--with-actions .sub-page-body {
   padding-bottom: calc(88px + env(safe-area-inset-bottom, 0px));
 }
 
@@ -16,6 +17,57 @@
   gap: 12px;
 }
 
+.order-detail-actionbar {
+  position: fixed;
+  left: 0;
+  right: 0;
+  bottom: 0;
+  z-index: 50;
+  display: flex;
+  align-items: center;
+  gap: 10px;
+  padding: 10px var(--space-page) calc(10px + env(safe-area-inset-bottom, 0px));
+  background: var(--color-card, #fff);
+  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.06);
+  box-sizing: border-box;
+}
+
+.order-detail-actionbar--with-pay {
+  justify-content: space-between;
+}
+
+.order-detail-cs-btn {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  flex-shrink: 0;
+  min-width: 96px;
+  height: 40px;
+  padding: 0 14px;
+  margin: 0;
+  border: 1px solid var(--color-outline, #c8c4be);
+  border-radius: 999px;
+  background: transparent;
+  color: var(--color-on-surface);
+  font-size: 14px;
+  font-weight: 600;
+  line-height: 1.2;
+  box-sizing: border-box;
+}
+
+.order-detail-cs-btn::after {
+  border: none;
+}
+
+.order-detail-actionbar .order-confirm-total {
+  flex: 1;
+  min-width: 0;
+}
+
+.order-detail-actionbar .order-confirm-submit {
+  flex-shrink: 0;
+}
+
 .order-card {
   background: var(--color-card);
   border-radius: var(--radius-lg);