diff --git a/backend/crmeb/utils/FormBuilder.php b/backend/crmeb/utils/FormBuilder.php
index a6e46723e..5dd10048a 100644
--- a/backend/crmeb/utils/FormBuilder.php
+++ b/backend/crmeb/utils/FormBuilder.php
@@ -95,26 +95,34 @@ class FormBuilder extends Form
     }
 
     /**
-     * 优惠券标签选择器（form-create 自定义组件）
+     * 优惠券标签选择器（form-create 自定义组件 · 契约组件）
      *
      * 前端 SchemaForm 已注册 type=SchemaCoupon 的自定义组件：
      * el-tag 标签展示已选优惠券（可删除），弹窗打开系统选择优惠券页回填
      * （/admin/marketing.Coupon/list.html，弹窗页脚确定/取消触发回填）。
      * 值为对象数组 [{id, title, coupon_price, use_min_price}]，
      * 发券消费端（userFirstSubGiveCoupon）已兼容该格式。
+     * ⚠️ 契约组件：改前端只能向后兼容扩展（新增可选 props、默认行为不变）。
+     * 已支持 props：
+     * - receiveType：筛选发送方式（1 用户领取 / 3 系统赠送），默认 '' 不限；
+     *   新人礼等系统赠送场景应显式传 3。
      *
      * @param string $field 字段名
      * @param string $title 字段标题
      * @param array $value 已选优惠券对象数组
+     * @param array $props 组件 props 覆盖：receiveType 等
      * @return \FormBuilder\Driver\CustomComponent
      */
-    public static function couponSelect($field, $title, $value = [])
+    public static function couponSelect($field, $title, $value = [], array $props = [])
     {
         return self::createComponent('SchemaCoupon')
             ->field($field)
             ->title($title)
             ->value((array)$value)
-            ->props(['field' => $field]);
+            ->props(array_merge([
+                'field' => $field,
+                'receiveType' => '',
+            ], $props));
     }
 
     /**
diff --git a/frontend/admin/src/components/SchemaPage/components/SchemaCoupon.vue b/frontend/admin/src/components/SchemaPage/components/SchemaCoupon.vue
index 847d181ca..cd028a662 100644
--- a/frontend/admin/src/components/SchemaPage/components/SchemaCoupon.vue
+++ b/frontend/admin/src/components/SchemaPage/components/SchemaCoupon.vue
@@ -8,13 +8,23 @@
       <el-button type="primary" plain size="small" v-db-click @click="open">选择优惠券</el-button>
     </div>
 
-    <el-dialog v-model="visible" title="选择优惠券" width="950px" append-to-body destroy-on-close>
+    <el-dialog
+      v-model="visible"
+      title="选择优惠券"
+      width="980px"
+      append-to-body
+      destroy-on-close
+      class="schema-coupon-dialog"
+      align-center
+      @closed="onClosed"
+    >
       <iframe
         v-if="visible"
         ref="frameRef"
         :src="iframeSrc"
         frameborder="0"
         class="schema-coupon__frame"
+        :style="{ height: `${frameHeight}px` }"
         @load="onFrameLoad"
       ></iframe>
       <template #footer>
@@ -27,20 +37,30 @@
 
 <script setup>
 /**
- * 通用页面优惠券标签选择器（form-create 自定义组件）
+ * 通用页面优惠券标签选择器（form-create 自定义组件 · 契约组件）
  *
  * el-tag 标签展示已选优惠券（可删除），弹窗以 iframe 打开系统选择优惠券页
- * （/admin/marketing.Coupon/list.html?fodder=<field>）。iframe 加载后向其
- * contentWindow 注入 form_create_helper（与 form-create frame 组件同协议），
- * 选择页确认时经 helper.set 回传选中行数据、弹窗页脚"确定"经 helper.onOk
- * 触发选择页的确认逻辑。值为对象数组 [{id, title, coupon_price, use_min_price}]，
- * 后端经 Form::couponSelect() 生成规则。
+ * （/admin/marketing.Coupon/list.html?fodder=<field>&embed=1&receive_type=<n>）。
+ * iframe 加载后向其 contentWindow 注入 form_create_helper（与 form-create frame
+ * 组件同协议），选择页确认时经 helper.set 回传选中行数据、弹窗页脚"确定"经
+ * helper.onOk 触发选择页的确认逻辑。值为对象数组
+ * [{id, title, coupon_price, use_min_price}]，后端经 Form::couponSelect() 生成规则。
+ *
+ * 向后兼容扩展 props：
+ * - receiveType：筛选发送方式（1 用户领取 / 3 系统赠送），默认 '' 不限
+ *
+ * 嵌入页通过 postMessage({ type: 'schema-coupon-resize', height }) 回传内容高度，
+ * 弹窗 iframe 随数据行数收缩（表格最多 6 行后出滚动条）。
  */
-import { computed, ref } from 'vue';
+import { computed, onBeforeUnmount, onMounted, ref } from 'vue';
 import setting from '@/setting';
 
 defineOptions({ name: 'SchemaCoupon' });
 
+/** iframe 初始高度（搜索区 + 空表提示），随后由嵌入页 resize 消息校正 */
+const FRAME_HEIGHT_MIN = 160;
+const FRAME_HEIGHT_MAX = 520;
+
 const props = defineProps({
   /** 已选优惠券对象数组 [{id, title, ...}]（form-create field 值绑定） */
   modelValue: {
@@ -52,6 +72,14 @@ const props = defineProps({
     type: String,
     default: '',
   },
+  /**
+   * 发送方式筛选：1 用户领取 / 3 系统赠送；空字符串表示不限
+   * （新人礼等系统赠送场景由 Form::couponSelect props.receiveType=3 传入）
+   */
+  receiveType: {
+    type: [Number, String],
+    default: '',
+  },
 });
 
 const emit = defineEmits(['update:modelValue']);
@@ -61,11 +89,21 @@ const visible = ref(false);
 /** 弹窗页脚"确定"触发的选择页回调列表（选择页经 helper.onOk 注册） */
 const okCallbacks = ref([]);
 const frameRef = ref(null);
+const frameHeight = ref(280);
 
 /** 回填协议标识：与规则 field 一致 */
 const fodder = computed(() => props.field);
-/** 选择优惠券页地址（带 .html 后缀命中前端路由） */
-const iframeSrc = computed(() => `${setting.routePre}/marketing.Coupon/list.html?fodder=${fodder.value}`);
+/** 选择优惠券页地址（embed=1 隐藏页内重复页脚，由本弹窗页脚确认） */
+const iframeSrc = computed(() => {
+  const query = new URLSearchParams({
+    fodder: fodder.value || '',
+    embed: '1',
+  });
+  if (props.receiveType !== '' && props.receiveType !== null && props.receiveType !== undefined) {
+    query.set('receive_type', String(props.receiveType));
+  }
+  return `${setting.routePre}/marketing.Coupon/list.html?${query.toString()}`;
+});
 
 /** 已选标签数据（兼容历史纯 id 格式，无券名时显示 ID 兜底） */
 const tags = computed(() =>
@@ -82,9 +120,15 @@ function remove(index) {
 /** 打开选择弹窗（destroy-on-close 会重建 iframe，历史回调一并失效清空） */
 function open() {
   okCallbacks.value = [];
+  frameHeight.value = 280;
   visible.value = true;
 }
 
+function onClosed() {
+  okCallbacks.value = [];
+  frameHeight.value = 280;
+}
+
 /**
  * iframe 加载完成：向其 contentWindow 注入 form_create_helper
  * （与 form-create frame 组件相同的回填协议）
@@ -118,6 +162,23 @@ function onOk() {
   }
   okCallbacks.value.forEach((fn) => fn());
 }
+
+/** 接收嵌入页高度回传，弹窗随列表行数收缩 */
+function onMessage(event) {
+  const data = event?.data;
+  if (!data || data.type !== 'schema-coupon-resize') return;
+  const height = Number(data.height);
+  if (!Number.isFinite(height) || height <= 0) return;
+  frameHeight.value = Math.min(FRAME_HEIGHT_MAX, Math.max(FRAME_HEIGHT_MIN, Math.ceil(height)));
+}
+
+onMounted(() => {
+  window.addEventListener('message', onMessage);
+});
+
+onBeforeUnmount(() => {
+  window.removeEventListener('message', onMessage);
+});
 </script>
 
 <style lang="scss" scoped>
@@ -141,9 +202,20 @@ function onOk() {
   }
 
   &__frame {
+    display: block;
     width: 100%;
-    height: 540px;
     border: 0 none;
+    vertical-align: top;
+  }
+}
+</style>
+
+<style lang="scss">
+/* append-to-body 弹窗样式需非 scoped */
+.schema-coupon-dialog {
+  .el-dialog__body {
+    padding: 8px 12px 0;
+    overflow: hidden;
   }
 }
 </style>
diff --git a/frontend/admin/src/components/couponSelect/index.vue b/frontend/admin/src/components/couponSelect/index.vue
index c8dd90586..3ffd37e38 100644
--- a/frontend/admin/src/components/couponSelect/index.vue
+++ b/frontend/admin/src/components/couponSelect/index.vue
@@ -1,5 +1,5 @@
 <template>
-  <div class="coupon-select">
+  <div ref="rootRef" class="coupon-select" :class="{ 'is-embed': isEmbed }">
     <el-form :inline="true" @submit.prevent>
       <el-form-item label="优惠券名称：">
         <el-input
@@ -17,23 +17,23 @@
     <el-table
       ref="couponTable"
       v-loading="loading"
-      class="mt15"
+      class="mt15 coupon-select__table"
       :data="couponList"
       :row-key="getRowKey"
       highlight-current-row
       no-userFrom-text="暂无数据"
       no-filtered-userFrom-text="暂无筛选结果"
-      height="420"
+      :max-height="tableMaxHeight"
       @selection-change="changeCheckbox"
     >
-      <el-table-column type="selection" width="55" :selectable="checkSelectable" :reserve-selection="true" />
-      <el-table-column label="ID" width="70" prop="id" />
-      <el-table-column label="优惠券名称" min-width="140">
+      <el-table-column type="selection" width="42" :selectable="checkSelectable" :reserve-selection="true" />
+      <el-table-column label="ID" width="54" prop="id" />
+      <el-table-column label="优惠券名称" min-width="96" show-overflow-tooltip>
         <template #default="scope">
           <span>{{ scope.row.title }}</span>
         </template>
       </el-table-column>
-      <el-table-column label="优惠券类型" min-width="90">
+      <el-table-column label="类型" width="64">
         <template #default="scope">
           <span v-if="scope.row.type === 1">品类券</span>
           <span v-else-if="scope.row.type === 2">商品券</span>
@@ -41,36 +41,37 @@
           <span v-else>通用券</span>
         </template>
       </el-table-column>
-      <el-table-column label="面值" min-width="80">
+      <el-table-column label="面值" width="64">
         <template #default="scope">
           <span>{{ scope.row.coupon_price }}元</span>
         </template>
       </el-table-column>
-      <el-table-column label="最低消费" min-width="90">
+      <el-table-column label="门槛" width="72">
         <template #default="scope">
-          <span>{{ scope.row.use_min_price == '0.00' ? '无门槛' : `满${scope.row.use_min_price}元` }}</span>
+          <span>{{ scope.row.use_min_price == '0.00' ? '无门槛' : `满${scope.row.use_min_price}` }}</span>
         </template>
       </el-table-column>
-      <el-table-column label="发布数量" min-width="130">
+      <el-table-column label="数量" width="88">
         <template #default="scope">
           <span v-if="scope.row.is_permanent">不限量</span>
-          <div v-else>
-            <span>发布：{{ scope.row.total_count }}</span>
-            <span class="ml10">剩余：{{ scope.row.remain_count }}</span>
-          </div>
+          <span v-else class="cell-nowrap">{{ scope.row.total_count }}/{{ scope.row.remain_count }}</span>
         </template>
       </el-table-column>
-      <el-table-column label="领取期限" min-width="150">
+      <el-table-column label="领取期限" width="178">
         <template #default="scope">
-          <div v-if="scope.row.start_time || scope.row.end_time">
-            {{ $filters.formatDate(scope.row.start_time) }} ~ {{ $filters.formatDate(scope.row.end_time) }}
-          </div>
+          <span v-if="scope.row.start_time || scope.row.end_time" class="cell-nowrap">
+            {{ formatDay(scope.row.start_time) }}~{{ formatDay(scope.row.end_time) }}
+          </span>
           <span v-else>不限时</span>
         </template>
       </el-table-column>
-      <el-table-column label="使用有效期" min-width="150">
+      <el-table-column label="使用有效期" width="178">
         <template #default="scope">
-          <span>{{ scope.row.use_time }}</span>
+          <!-- 有固定使用起止时间用日期（仅年月日）；否则按领取后天数展示 -->
+          <span v-if="scope.row.start_use_time" class="cell-nowrap">
+            {{ formatDay(scope.row.start_use_time) }}~{{ formatDay(scope.row.end_use_time) }}
+          </span>
+          <span v-else>{{ Number(scope.row.coupon_time || 0) }}天</span>
         </template>
       </el-table-column>
     </el-table>
@@ -83,7 +84,8 @@
         @pagination="getList"
       />
     </div>
-    <div class="footer">
+    <!-- 嵌入 SchemaCoupon 弹窗时由外层页脚确认，避免重复按钮与高度浪费 -->
+    <div v-if="!isEmbed" class="footer">
       <el-button v-db-click @click="cancel">取 消</el-button>
       <el-button type="primary" v-db-click @click="confirm"
         >确认选择{{ selectedRows.length ? `（${selectedRows.length}）` : '' }}</el-button
@@ -93,7 +95,7 @@
 </template>
 
 <script setup>
-import { nextTick, onMounted, reactive, ref } from 'vue';
+import { computed, nextTick, onBeforeUnmount, onMounted, reactive, ref, watch } from 'vue';
 import { ElMessage } from 'element-plus';
 import { useRoute } from 'vue-router';
 import { releasedListApi } from '@/api/marketing';
@@ -102,19 +104,56 @@ defineOptions({ name: 'CouponSelect' });
 
 const route = useRoute();
 
+/** 是否嵌入 SchemaCoupon 弹窗（由 iframe query embed=1 标识） */
+const isEmbed = computed(() => String(route.query.embed || '') === '1');
+
+/** 表头约 40px + 单行约 48px，最多展示 6 行后出滚动条 */
+const TABLE_HEADER_HEIGHT = 40;
+const TABLE_ROW_HEIGHT = 48;
+const TABLE_MAX_ROWS = 6;
+const tableMaxHeight = TABLE_HEADER_HEIGHT + TABLE_ROW_HEIGHT * TABLE_MAX_ROWS;
+
 const loading = ref(false);
 const total = ref(0);
 const couponList = ref([]);
 const couponTable = ref(null);
+const rootRef = ref(null);
 const tableFrom = reactive({
   coupon_title: '',
-  receive_type: '',
+  // 支持 URL receive_type：新人礼传 3（系统赠送）；缺省不限，保持历史行为
+  receive_type: route.query.receive_type !== undefined && route.query.receive_type !== '' ? route.query.receive_type : '',
   page: 1,
   limit: 15,
 });
 /** 已选行完整数据（[{id,title,coupon_price,use_min_price}]，经 helper.set 回传展示券名） */
 const selectedRows = ref([]);
 
+/**
+ * 时间戳格式化为仅年月日（兼容秒/毫秒），用于期限列完整单行展示
+ * @param {number|string} data
+ * @returns {string}
+ */
+function formatDay(data) {
+  if (data === null || data === undefined || data === '' || Number(data) === 0) {
+    return '';
+  }
+  let ts = Number(data);
+  if (!Number.isFinite(ts)) {
+    return '';
+  }
+  if (ts > 0 && ts < 1e12) {
+    ts *= 1000;
+  }
+  const date = new Date(ts);
+  if (Number.isNaN(date.getTime())) {
+    return '';
+  }
+  const y = date.getFullYear();
+  const m = String(date.getMonth() + 1).padStart(2, '0');
+  const d = String(date.getDate()).padStart(2, '0');
+  return `${y}/${m}/${d}`;
+}
+
 /**
  * 余量充足且在领取期内的券才允许勾选（与后端发券查询 getGiveCoupon 条件一致）
  */
@@ -133,17 +172,32 @@ function getRowKey(row) {
   return row.id;
 }
 
+/** 通知外层弹窗按内容高度收缩 iframe，避免大片空白 */
+function reportHeight() {
+  if (!isEmbed.value || !window.parent || window.parent === window) return;
+  nextTick(() => {
+    const el = rootRef.value;
+    if (!el) return;
+    const height = Math.ceil(el.getBoundingClientRect().height);
+    window.parent.postMessage({ type: 'schema-coupon-resize', height }, '*');
+  });
+}
+
 function getList() {
   loading.value = true;
   releasedListApi(tableFrom)
     .then((res) => {
       couponList.value = res.data.list;
       total.value = res.data.count;
-      nextTick(() => setCheckedRows());
+      nextTick(() => {
+        setCheckedRows();
+        reportHeight();
+      });
       loading.value = false;
     })
     .catch(() => {
       loading.value = false;
+      reportHeight();
     });
 }
 
@@ -211,6 +265,8 @@ function waitHelper(timeout = 5000) {
   });
 }
 
+watch(loading, () => reportHeight());
+
 onMounted(async () => {
   const helper = await waitHelper();
   if (helper) {
@@ -225,6 +281,11 @@ onMounted(async () => {
     helper.onOk(confirm);
   }
   getList();
+  window.addEventListener('resize', reportHeight);
+});
+
+onBeforeUnmount(() => {
+  window.removeEventListener('resize', reportHeight);
 });
 </script>
 
@@ -232,6 +293,20 @@ onMounted(async () => {
 .coupon-select {
   padding: 15px 15px 0;
   background-color: var(--prev-bg-white);
+
+  &.is-embed {
+    padding: 4px 4px 0;
+    min-height: 0;
+  }
+}
+.coupon-select__table {
+  width: 100%;
+}
+.cell-nowrap {
+  white-space: nowrap;
+}
+.page {
+  margin-top: 8px;
 }
 .footer {
   padding: 15px 0;