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deleted file mode 100644
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diff --git a/assets/img/fdcdef9ad731.jpg b/assets/img/fdcdef9ad731.jpg
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diff --git a/index.html b/index.html
index e027245..8844c56 100644
--- a/index.html
+++ b/index.html
@@ -7,7 +7,7 @@
 <meta name="mobile-web-app-capable" content="yes">
 <meta name="apple-mobile-web-app-capable" content="yes">
 <title>兜爸心选 · 孕育陪伴</title>
-<!-- V:26100417 缓存版本标记：改 css/js 时同步 bump 该值（与 js/app.js 的 VER 同源），静态资源按 mtime 走 ETag 自动刷新 -->
+<!-- V:26100418 缓存版本标记：改 css/js 时同步 bump 该值（与 js/app.js 的 VER 同源），静态资源按 mtime 走 ETag 自动刷新 -->
 <link rel="stylesheet" href="mama-box.css">
 <script src="https://res.wx.qq.com/open/js/jweixin-1.6.0.js"></script>
 <!-- 共享助手：授权/跳商城/位置上报（分享卡片同步，见 docs/h5-auth-standard.md 第四节） -->
diff --git a/js/app.js b/js/app.js
index 9fda9db..f3d4f5e 100644
--- a/js/app.js
+++ b/js/app.js
@@ -3,7 +3,7 @@
 (function () {
   'use strict';
   /* 页面版本号（YYMMDD+序号）：显示在「关于兜爸心选」页底部；bump 时同步 head 注释与 ?v= */
-  var VER = '26100417';
+  var VER = '26100418';
   const $ = (s, c) => (c || document).querySelector(s);
   const $$ = (s, c) => Array.from((c || document).querySelectorAll(s));
 
diff --git a/js/hero-fx.js b/js/hero-fx.js
index c74d070..f9b95f9 100644
--- a/js/hero-fx.js
+++ b/js/hero-fx.js
@@ -11,17 +11,17 @@
       不在首页 / 页面隐藏 / 头图滚出视口时停画；系统「减少动态效果」下整块不画（CSS 也隐藏）。 */
 (function () {
   'use strict';
-  // [起始孕周, 静图, GIF, 孕囊倍数 k]
+  // [起始孕周, 静图, GIF（null = 只用静图）, 孕囊倍数 k]   2026-10-04：宝宝在囊里缩到原图的 70%，孕囊不变
   const STAGES = [
-    [0,  'd86caa477171.jpg', '482d0a3043b9.gif', .42],   // 1  4–7 周  胚芽 + 卵黄囊
-    [8,  '677339874dd7.jpg', '30163971ab67.gif', .52],   // 2  8–10 周 小豆芽胚胎
-    [11, 'eed131630ed3.jpg', 'a59fd5aa0f28.gif', .62],   // 3  11–13 周 刚有人形
-    [14, 'fdcdef9ad731.jpg', 'b6fdd2c43538.gif', .72],   // 4  14–17 周 身子拉长、吮手
-    [18, '18022a7d97d3.jpg', 'ece5fb854939.gif', .86],   // 5  18–23 周 比例接近新生儿、偏瘦
-    [24, '87dac10fb33c.jpg', '55c1e3d20b6d.gif', 1],     // 6  24–27 周 原来那个宝宝
-    [28, 'd8eb9eb12eee.jpg', 'a0e633273ab4.gif', 1.01],  // 7  28–31 周 大一圈、有胎发
-    [32, '99cf27ee651e.jpg', '9d1908a2aff3.gif', 1.02],  // 8  32–35 周 肉嘟嘟、抱腿
-    [36, '6bd1f87ff5ab.jpg', 'c878649c8fee.gif', 1.03]   // 9  36 周起 足月、撑满羊水囊（头朝上：10-04 用户说头朝下看着不舒服）
+    [0,  'd953571ad48d.jpg', null, .42],   // 1  4–7 周  胚芽 + 卵黄囊
+    [8,  'dd756c516072.jpg', null, .52],   // 2  8–10 周 小豆芽胚胎
+    [11, 'a6f52893ad1e.jpg', null, .62],   // 3  11–13 周 刚有人形
+    [14, '251ec778dc15.jpg', null, .72],   // 4  14–17 周 身子拉长、吮手
+    [18, 'dcf2ae48e0ec.jpg', null, .86],   // 5  18–23 周 比例接近新生儿、偏瘦
+    [24, 'b0e24b10aaee.jpg', null, 1],     // 6  24–27 周 原来那个宝宝
+    [28, '85da5aaebb4f.jpg', null, 1.01],  // 7  28–31 周 大一圈、有胎发
+    [32, '0780b4698253.jpg', null, 1.02],  // 8  32–35 周 肉嘟嘟、抱腿
+    [36, 'ff112c222b1e.jpg', null, 1.03]   // 9  36 周起 足月、撑满羊水囊（头朝上：10-04 用户说头朝下看着不舒服）
   ];
   const DEFAULT = 5;
   const IMG = 'assets/img/';
@@ -49,7 +49,9 @@
     const s = new Image();
     s.onload = () => { if (my !== seq) return; still.src = s.src; still.classList.add('is-on'); };
     s.src = IMG + png;
-    if (reduce) return;
+    /* 2026-10-04 用户：「水波纹一出来，宝宝的脸型、腿型就变了」—— 那是 GIF 自带的整体扭动（生成动图的通病），
+       不是页面特效。先只用静图：宝宝一像素都不变形。gif 位传 null；以后有了只动手脚/嘴角的新动图再填回来。 */
+    if (reduce || !gif) return;
     const g = new Image();
     g.onload = () => { if (my !== seq) return; kid.src = g.src; kid.classList.add('is-on'); };
     g.src = IMG + gif;