diff --git a/src/pages/events/list/components/EventDetailModal.module.less b/src/pages/events/list/components/EventDetailModal.module.less
index 7d4652f..c27b15f 100644
--- a/src/pages/events/list/components/EventDetailModal.module.less
+++ b/src/pages/events/list/components/EventDetailModal.module.less
@@ -65,4 +65,30 @@
     font-size: 13px;
     color: rgba(0, 0, 0, 0.65);
   }
+
+  .idImageGrid {
+    display: flex;
+    gap: 8px;
+    flex-wrap: wrap;
+  }
+
+  .idImageCell {
+    width: 128px;
+    height: 82px;
+    border-radius: 4px;
+    overflow: hidden;
+    border: 1px solid #f0f0f0;
+    flex-shrink: 0;
+
+    :global(.ant-image) {
+      width: 100%;
+      height: 100%;
+
+      img {
+        width: 100%;
+        height: 100%;
+        object-fit: cover;
+      }
+    }
+  }
 }
diff --git a/src/pages/events/list/components/EventDetailModal.tsx b/src/pages/events/list/components/EventDetailModal.tsx
index 12c4f43..224f9cb 100644
--- a/src/pages/events/list/components/EventDetailModal.tsx
+++ b/src/pages/events/list/components/EventDetailModal.tsx
@@ -1,6 +1,5 @@
 import { defineComponent, reactive, ref } from 'vue';
-import { Modal, Descriptions, Image, Table, Pagination, Space, Spin } from 'ant-design-vue';
-import { EyeOutlined } from '@ant-design/icons-vue';
+import { Modal, Descriptions, Image, Table, Pagination, Spin } from 'ant-design-vue';
 import { message } from 'ant-design-vue';
 import {
   getEventDetail,
@@ -30,23 +29,19 @@ const formatGender = (v: string) => GENDER_MAP[v] ?? v;
 
 const PAGE_SIZE = 10;
 
-/** 渲染身份证图片 */
+/** 渲染身份证图片（cover 填充，与封面显示方式一致） */
 const renderIdImages = (imgList: string[], singleImg: string) => {
   const urls = imgList.length > 0 ? imgList : singleImg ? [singleImg] : [];
   if (urls.length === 0) return <span>-</span>;
   return (
     <Image.PreviewGroup>
-      <Space>
+      <div class={styles.idImageGrid}>
         {urls.map((url) => (
-          <Image
-            key={url}
-            width={48}
-            height={32}
-            src={url}
-            v-slots={{ previewMask: () => <EyeOutlined /> }}
-          />
+          <div class={styles.idImageCell}>
+            <Image src={url} />
+          </div>
         ))}
-      </Space>
+      </div>
     </Image.PreviewGroup>
   );
 };
@@ -62,11 +57,18 @@ const PLAYER_COLUMNS = [
     customRender: ({ text }: { text: string }) => formatGender(text),
   },
   { title: '手机号', dataIndex: 'phone', key: 'phone', width: 130 },
-  { title: '证件号', dataIndex: 'idCard', key: 'idCard', width: 180 },
+  {
+    title: '证件号',
+    dataIndex: 'idCard',
+    key: 'idCard',
+    width: 180,
+    customRender: ({ record }: { record?: TournamentAdminInfoSignupVO }) =>
+      record?.idCard ? record.idCard : <span>-</span>,
+  },
   {
     title: '证件图片',
     key: 'idCardImgs',
-    width: 180,
+    width: 280,
     customRender: ({ record }: { record?: TournamentAdminInfoSignupVO }) =>
       record ? renderIdImages(record.idCardImgList || [], record.idCardImg || '') : <span>-</span>,
   },
@@ -221,59 +223,69 @@ export default defineComponent({
             </div>
 
             {/* ===== 封面 ===== */}
-            <div class={styles.section}>
-              <div class={styles.sectionTitle}>封面</div>
-              <Image src={detail.value.img} />
-            </div>
+            {detail.value.img && (
+              <div class={styles.section}>
+                <div class={styles.sectionTitle}>封面</div>
+                <Image style={{ maxHeight: '380px' }} src={detail.value.img} />
+              </div>
+            )}
 
             {/* ===== 赛事公告 ===== */}
-            <div class={styles.section}>
-              <div class={styles.sectionTitle}>赛事公告</div>
-              <div class={styles.textBlock}>{detail.value.notice}</div>
-            </div>
+            {detail.value.notice && (
+              <div class={styles.section}>
+                <div class={styles.sectionTitle}>赛事公告</div>
+                <div class={styles.textBlock}>{detail.value.notice}</div>
+              </div>
+            )}
 
             {/* ===== 组别信息 ===== */}
-            <div class={styles.section}>
-              <div class={styles.sectionTitle}>组别信息</div>
-              {detail.value.categoryList.map((cat: InnerCategoryVO) => (
-                <div key={cat.id} class={styles.group}>
-                  <div class={styles.groupTitle}>
-                    {cat.name}（{CATEGORY_TYPE_MAP[cat.type] ?? cat.type}）
-                  </div>
-                  <Table
-                    columns={PLAYER_COLUMNS}
-                    dataSource={categoryPlayers.value[cat.id] || []}
-                    loading={categoryPlayerLoading.value[cat.id]}
-                    scroll={{ x: 'max-content', y: 200 }}
-                    size="small"
-                    pagination={false}
-                    bordered
-                  />
-                  <div class={styles.paginationRow}>
-                    <Pagination
-                      current={categoryPlayerPage.value[cat.id] || 1}
-                      pageSize={PAGE_SIZE}
-                      total={categoryPlayerTotal.value[cat.id] || 0}
-                      showSizeChanger={false}
+            {detail.value.categoryList && detail.value.categoryList.length > 0 && (
+              <div class={styles.section}>
+                <div class={styles.sectionTitle}>组别信息</div>
+                {detail.value.categoryList.map((cat: InnerCategoryVO) => (
+                  <div key={cat.id} class={styles.group}>
+                    <div class={styles.groupTitle}>
+                      {cat.name}（{CATEGORY_TYPE_MAP[cat.type] ?? cat.type}）
+                    </div>
+                    <Table
+                      columns={PLAYER_COLUMNS}
+                      dataSource={categoryPlayers.value[cat.id] || []}
+                      loading={categoryPlayerLoading.value[cat.id]}
+                      scroll={{ x: 'max-content', y: 200 }}
                       size="small"
-                      onChange={(page: number) => handlePlayerPageChange(cat.id, page)}
+                      pagination={false}
+                      bordered
                     />
-                  </div>
-                </div>
-              ))}
-            </div>
-
-            {/* ===== 分组信息 ===== */}
-            <div class={styles.section}>
-              <div class={styles.sectionTitle}>分组信息</div>
-              <div class={styles.divisionList}>
-                {detail.value.groupInfoList.map((d: string) => (
-                  <div key={d} class={styles.divisionItem}>
-                    {d}
+                    {categoryPlayerTotal.value[cat.id] > 0 && (
+                      <div class={styles.paginationRow}>
+                        <Pagination
+                          current={categoryPlayerPage.value[cat.id] || 1}
+                          pageSize={PAGE_SIZE}
+                          total={categoryPlayerTotal.value[cat.id] || 0}
+                          showSizeChanger={false}
+                          size="small"
+                          onChange={(page: number) => handlePlayerPageChange(cat.id, page)}
+                        />
+                      </div>
+                    )}
                   </div>
                 ))}
               </div>
-            </div>
+            )}
+
+            {/* ===== 分组信息 ===== */}
+            {detail.value.groupInfoList && detail.value.groupInfoList.length > 0 && (
+              <div class={styles.section}>
+                <div class={styles.sectionTitle}>分组信息</div>
+                <div class={styles.divisionList}>
+                  {detail.value.groupInfoList.map((d: string) => (
+                    <div key={d} class={styles.divisionItem}>
+                      {d}
+                    </div>
+                  ))}
+                </div>
+              </div>
+            )}
           </>
         ) : null}
       </Modal>
diff --git a/src/pages/events/list/components/EventRegulationModal.tsx b/src/pages/events/list/components/EventRegulationModal.tsx
index 6ff5289..ff09772 100644
--- a/src/pages/events/list/components/EventRegulationModal.tsx
+++ b/src/pages/events/list/components/EventRegulationModal.tsx
@@ -60,7 +60,7 @@ export default defineComponent({
         destroyOnClose
         wrapClassName={styles.eventRegulationModalMain}
       >
-        <Spin spinning={loading.value}>
+        <Spin spinning={loading.value} size="large">
           <div style={{ minHeight: loading.value ? '200px' : undefined }}>
             {ruleData.value ? (
               <>
diff --git a/src/pages/events/list/index.tsx b/src/pages/events/list/index.tsx
index 22d49b0..f0967c8 100644
--- a/src/pages/events/list/index.tsx
+++ b/src/pages/events/list/index.tsx
@@ -19,7 +19,7 @@ import {
   ID_CARD_IMAGE_OPTIONS,
 } from './model/useEventListModel';
 import { useEventListColumns } from './model/useEventListColumns';
-import { regionOptions } from '@/utils/areaData';
+import { getProvinceCityCascaderOptions } from '@/utils/areaData';
 import { useContainerSize } from '@/hooks';
 import EventRegulationModal from './components/EventRegulationModal';
 import EventDetailModal from './components/EventDetailModal';
@@ -64,6 +64,9 @@ export default defineComponent({
     const { columns } = useEventListColumns();
     const { containerRef, height } = useContainerSize();
 
+    /** 省市两级 Cascader 数据（无区） */
+    const provinceCityOptions = getProvinceCityCascaderOptions();
+
     /** 渲染赛事名称（超长省略 + Tooltip） */
     const renderName = (text: string) => {
       const maxLen = 15;
@@ -239,14 +242,13 @@ export default defineComponent({
                 onUpdate:value={(val: any) => (filterForm.idCardImg = val || '')}
               />
             </Form.Item>
-            <Form.Item label="省市区" name="region">
+            <Form.Item label="省市区域" name="region">
               <Cascader
                 value={filterForm.region as any}
-                options={regionOptions}
+                options={provinceCityOptions}
                 style={{ width: '220px' }}
-                placeholder="请选择省市区"
+                placeholder="请选择城市"
                 allowClear
-                changeOnSelect
                 onUpdate:value={(val: any) => (filterForm.region = val || [])}
               />
             </Form.Item>
diff --git a/src/pages/events/list/model/useEventListColumns.ts b/src/pages/events/list/model/useEventListColumns.ts
index 4c9e6fe..e0e2276 100644
--- a/src/pages/events/list/model/useEventListColumns.ts
+++ b/src/pages/events/list/model/useEventListColumns.ts
@@ -38,7 +38,7 @@ export function useEventListColumns() {
         `${record.startTimeBegin} 至 ${record.startTimeEnd}`,
     },
     {
-      title: '省市区',
+      title: '省市区域',
       dataIndex: 'venueArea',
       key: 'venueArea',
       width: 200,