diff --git a/topic/_shared/tools.js b/topic/_shared/tools.js
new file mode 100644
index 0000000..b7e71e8
--- /dev/null
+++ b/topic/_shared/tools.js
@@ -0,0 +1,47 @@
+/* 孕期专题页共用：推荐工具卡（2026-10-31）
+ * 工具清单与 /api/mp/apps?isPublished=1 的「孕期工具」一致；跳转一律同源相对路径，带上 search + hash（openid）。
+ * 用法：TopicTools.render(el, [{id:'taidong', why:'一句推荐理由'}...], {title:'用得上的工具', color:'#18A058', wk:当前孕周})
+ */
+(function () {
+ var T = {
+ taidong: { n: '数胎动', u: '/taidong/', l: '/taidong/logo/logo-foot.svg', gate: 16 },
+ gongsuopinlv: { n: '数宫缩', u: '/gongsuo-pinlv/', l: '/upload/picture/1c02d720e4d23b09c996e859703b8b5e.svg', gate: 20 },
+ taierguzhong: { n: '胎儿估重', u: '/taier-guzhong/', l: '/upload/picture/715333a69fb67d8812ab093f342fa00f.png', gate: 15 },
+ chanjianrili: { n: '孕检日历', u: '/chanjian-rili/', l: '/chanjian-rili/logo/logo-7-dots.svg' },
+ yunqitizhong: { n: '孕期体重管理', u: '/yunqi-tizhong/', l: '/upload/picture/a6d7e61edee2ff0395cf00587a7c4036.svg' },
+ yunqixuetang: { n: '孕期血糖记录', u: '/yunqi-xuetang/', l: '/upload/picture/fde3c920fae453f2642731e4135b88f5.png' },
+ yunqinengbuchi: { n: '孕期能不能吃', u: '/yunqi-nengbuchi/', l: '/upload/picture/cf8750e19250caacd703b9d074211488.png' },
+ daichanqingdan: { n: '待产清单', u: '/daichan-qingdan/', l: '/upload/picture/f2da62ce728d3a7e85b4440ece6f26e5.svg' },
+ bushui: { n: '孕期补水补剂', u: '/yunqi-bushui/yindao/', l: '/upload/picture/ca30770e30bc2270c4aea0d382b872b0.svg' },
+ yun: { n: '孕期血压记录', u: '/yunqi-xueya/intro/', l: '/upload/picture/816227e3933211145bb8fc774ee32e82.svg' },
+ yundujinian: { n: '宝宝相册', u: '/yundu-jinian/', l: '/yundu-jinian/logo.svg' }
+ };
+ var css = '.tt-wrap{margin:28px 0 8px}.tt-h{display:flex;align-items:baseline;justify-content:space-between;margin:0 2px 12px}' +
+ '.tt-h b{font-size:18px;font-weight:800;color:#1F2329}.tt-h span{font-size:12.5px;color:#86909C}' +
+ '.tt-list{display:flex;flex-direction:column;gap:10px}' +
+ '.tt-it{display:flex;align-items:center;gap:12px;padding:12px 14px;background:#fff;border:1px solid #EEF0F3;border-radius:18px;text-decoration:none;-webkit-tap-highlight-color:transparent;transition:transform .15s}' +
+ '.tt-it:active{transform:scale(.98)}.tt-ic{flex:0 0 44px;width:44px;height:44px;border-radius:13px;background:var(--tt-bg,#F7F8FA);display:flex;align-items:center;justify-content:center}' +
+ '.tt-ic img{width:34px;height:34px;object-fit:contain}.tt-tx{flex:1;min-width:0}.tt-n{font-size:15px;font-weight:700;color:#1F2329;display:flex;align-items:center;gap:6px}' +
+ '.tt-tag{font-size:11px;font-weight:600;padding:1px 7px;border-radius:99px;background:#F2F3F5;color:#86909C}' +
+ '.tt-w{font-size:12.5px;color:#4E5969;margin-top:2px;line-height:1.5}.tt-go{flex:0 0 auto;font-size:13px;font-weight:700;color:var(--tt-c,#18A058);padding:6px 12px;border-radius:99px;background:var(--tt-bg,#F7F8FA)}';
+ function href(u) { return u + (location.search || '') + (location.hash || ''); }
+ function esc(s) { return String(s == null ? '' : s).replace(/[&<>"]/g, function (c) { return { '&': '&', '<': '<', '>': '>', '"': '"' }[c]; }); }
+ function render(el, list, opt) {
+ if (!el) return;
+ opt = opt || {};
+ if (!document.getElementById('tt-css')) { var s = document.createElement('style'); s.id = 'tt-css'; s.textContent = css; document.head.appendChild(s); }
+ var wk = +opt.wk || 0, html = '';
+ list.forEach(function (x) {
+ var t = T[x.id]; if (!t) return;
+ var lock = t.gate && wk && wk < t.gate;
+ html += ' + ')
' +
+ '' + esc(t.n) + (lock ? '孕' + t.gate + '周开放' : (x.tag ? '' + esc(x.tag) + '' : '')) + '' +
+ '' + esc(x.why) + '' + esc(x.btn || '去用') + '';
+ });
+ el.classList.add('tt-wrap');
+ if (opt.color) el.style.setProperty('--tt-c', opt.color);
+ if (opt.bg) el.style.setProperty('--tt-bg', opt.bg);
+ el.innerHTML = '' + esc(opt.title || '用得上的工具') + '' + esc(opt.sub || '都在兜爸心选，免费用') + '
' + html + '
';
+ }
+ window.TopicTools = { render: render, list: T, href: href };
+})();
diff --git a/topic/buji/index.html b/topic/buji/index.html
index e4dbb60..d7f382d 100644
--- a/topic/buji/index.html
+++ b/topic/buji/index.html
@@ -6,17 +6,19 @@
叶酸、DHA、铁、钙要不要补？
+ 自成一页：不引 app.js；返回回 ../../；工具跳转由 TopicTools 走同源路径并带 search + hash。 -->
@@ -136,8 +177,9 @@ b{color:var(--h)}
- 
-