diff --git a/pets-fe/components/bottom-sheet/bottom-sheet.js b/pets-fe/components/bottom-sheet/bottom-sheet.js
index 4984391..d88579d 100644
--- a/pets-fe/components/bottom-sheet/bottom-sheet.js
+++ b/pets-fe/components/bottom-sheet/bottom-sheet.js
@@ -101,6 +101,7 @@ Component({
     reportDetail: null,
     proInfo: null,
     saving: false,
+    posterSaving: false,
   },
   observers: {
     show: function (show) {
diff --git a/pets-fe/components/bottom-sheet/bottom-sheet.wxml b/pets-fe/components/bottom-sheet/bottom-sheet.wxml
index 49d23cb..b8f9567 100644
--- a/pets-fe/components/bottom-sheet/bottom-sheet.wxml
+++ b/pets-fe/components/bottom-sheet/bottom-sheet.wxml
@@ -198,7 +198,14 @@ module.exports.sel = function (map, key, index, def) {
         <view class="bold">健康状态：{{poster ? poster.headline : '稳定成长'}}</view>
         <view class="muted" style="font-size:24rpx;margin-top:20rpx">生成自：肉垫计划</view>
       </view>
-      <button class="btn btn-primary btn-block" style="margin-top:28rpx" bindtap="close">保存 / 分享卡片</button>
+      <view class="sheet-actions" style="margin-top:28rpx">
+        <button class="btn btn-ghost" open-type="share">分享给朋友</button>
+        <button class="btn btn-primary" bindtap="onSavePoster" disabled="{{posterSaving}}">
+          {{posterSaving ? '生成中…' : '保存到相册'}}
+        </button>
+      </view>
+      <!-- 离屏画布：海报要存成图片才能进相册。不能用 display:none，否则取不到节点 -->
+      <canvas type="2d" id="posterCanvas" class="poster-canvas"></canvas>
     </block>
 
     <!-- 报告详情 -->
diff --git a/pets-fe/components/bottom-sheet/bottom-sheet.wxss b/pets-fe/components/bottom-sheet/bottom-sheet.wxss
index ec6d21d..4857492 100644
--- a/pets-fe/components/bottom-sheet/bottom-sheet.wxss
+++ b/pets-fe/components/bottom-sheet/bottom-sheet.wxss
@@ -79,3 +79,6 @@
   margin-left:var(--sp-1);font-size:var(--fs-cap);font-weight:var(--fw-b);
   color:var(--primary-ink);background:var(--primary-soft);padding:2rpx var(--sp-1);border-radius:var(--r-full);
 }
+
+/* 离屏画布：挪到可视区外而不是 display:none，否则 selectorQuery 取不到节点 */
+.poster-canvas{position:fixed;left:-9999rpx;top:0;width:600rpx;height:840rpx}
diff --git a/pets-fe/pages/report/report.js b/pets-fe/pages/report/report.js
index f8eeb97..c37d532 100644
--- a/pets-fe/pages/report/report.js
+++ b/pets-fe/pages/report/report.js
@@ -62,9 +62,12 @@ Page({
     wx.navigateTo({ url: '/pages/ai/ai' });
   },
   onShareAppMessage() {
-    return { title: '看看我家毛孩子的成长报告', path: '/pages/report/report' };
+    // 带上宠物名，转发出去别人一眼知道是谁家的
+    const n = (this.data.pet && this.data.pet.name) || '我家毛孩子';
+    return { title: `${n} 的成长报告`, path: '/pages/report/report' };
   },
   onShareTimeline() {
-    return { title: '看看我家毛孩子的成长报告' };
+    const n = (this.data.pet && this.data.pet.name) || '我家毛孩子';
+    return { title: `${n} 的成长报告` };
   },
 });