diff --git a/scripts/patch_admin_timeline_ui.py b/scripts/patch_admin_timeline_ui.py
index eb32154..da18ffe 100644
--- a/scripts/patch_admin_timeline_ui.py
+++ b/scripts/patch_admin_timeline_ui.py
@@ -62,39 +62,55 @@ def write_detail_collapse_script(theme_dir: Path) -> bool:
     js = r'''(() => {
   const EVENT_RE = /(第\s*\d+\s*次取件|取件\s*[#＃]\s*\d+|Retrieval\s*#\s*\d+)/i;
   const LIFE_RE = /(生命周期|Lifecycle)/i;
-  const markRows = () => {
-    document.querySelectorAll('section').forEach(section => {
-      const title = section.querySelector('h1,h2,h3,h4,h5');
-      if (!title || !LIFE_RE.test(title.textContent || '')) return;
-      const rows = [...section.querySelectorAll('div.grid')].filter(row => EVENT_RE.test(row.textContent || ''));
-      if (rows.length <= 3) return;
-      if (section.dataset.fcbxLifecycleReady !== '1') {
-        section.dataset.fcbxLifecycleReady = '1';
-        section.dataset.fcbxLifecycleCollapsed = '1';
-        const btn = document.createElement('button');
-        btn.type = 'button';
-        btn.className = 'fcbx-life-toggle mt-3 rounded-lg border px-3 py-2 text-sm font-medium transition';
-        btn.style.cssText = 'border-color:rgba(148,163,184,.55);display:inline-flex;align-items:center;gap:.35rem;';
-        btn.addEventListener('click', event => {
-          event.preventDefault();
-          event.stopPropagation();
-          section.dataset.fcbxLifecycleCollapsed = section.dataset.fcbxLifecycleCollapsed === '1' ? '0' : '1';
-          apply(section);
-        });
-        (section.lastElementChild || section).appendChild(btn);
-      }
-      apply(section);
-    });
-  };
+  const STATE = new WeakMap();
+  const getRows = section => [...section.querySelectorAll('div.grid')].filter(row => EVENT_RE.test(row.textContent || ''));
   const apply = section => {
-    const rows = [...section.querySelectorAll('div.grid')].filter(row => EVENT_RE.test(row.textContent || ''));
-    const collapsed = section.dataset.fcbxLifecycleCollapsed !== '0';
-    rows.forEach((row, idx) => { row.style.display = collapsed && idx >= 3 ? 'none' : ''; });
-    const btn = section.querySelector('.fcbx-life-toggle');
-    if (btn) btn.textContent = collapsed ? `展开全部取件记录（共 ${rows.length} 次）` : '收起取件记录';
+    const rows = getRows(section);
+    if (rows.length <= 3) return;
+    const expanded = STATE.get(section) === true;
+    rows.forEach((row, idx) => { row.hidden = !expanded && idx >= 3; });
+    const btn = section.querySelector(':scope > .fcbx-life-toggle') || section.querySelector('.fcbx-life-toggle');
+    if (btn) {
+      btn.textContent = expanded ? '收起取件记录' : `展开全部取件记录（共 ${rows.length} 次）`;
+      btn.setAttribute('aria-expanded', expanded ? 'true' : 'false');
+    }
   };
-  let timer = 0;
-  const schedule = () => { clearTimeout(timer); timer = setTimeout(markRows, 80); };
+  const ensureSection = section => {
+    const title = section.querySelector('h1,h2,h3,h4,h5');
+    if (!title || !LIFE_RE.test(title.textContent || '')) return;
+    const rows = getRows(section);
+    if (rows.length <= 3) return;
+    if (!STATE.has(section)) STATE.set(section, false);
+    let btn = section.querySelector(':scope > .fcbx-life-toggle');
+    if (!btn) {
+      btn = document.createElement('button');
+      btn.type = 'button';
+      btn.className = 'fcbx-life-toggle mt-3 rounded-lg border px-3 py-2 text-sm font-medium transition';
+      btn.style.cssText = 'border-color:rgba(148,163,184,.55);display:inline-flex;align-items:center;gap:.35rem;touch-action:manipulation;user-select:none;';
+      section.appendChild(btn);
+    }
+    apply(section);
+  };
+  const markRows = () => document.querySelectorAll('section').forEach(ensureSection);
+  const toggle = target => {
+    const btn = target.closest?.('.fcbx-life-toggle');
+    if (!btn) return false;
+    const section = btn.closest('section');
+    if (!section) return false;
+    STATE.set(section, STATE.get(section) !== true);
+    apply(section);
+    return true;
+  };
+  const onToggle = event => {
+    if (!toggle(event.target)) return;
+    event.preventDefault();
+    event.stopPropagation();
+    event.stopImmediatePropagation?.();
+  };
+  document.addEventListener('pointerdown', onToggle, true);
+  document.addEventListener('click', onToggle, true);
+  let raf = 0;
+  const schedule = () => { cancelAnimationFrame(raf); raf = requestAnimationFrame(markRows); };
   window.addEventListener('hashchange', schedule);
   document.addEventListener('DOMContentLoaded', schedule);
   new MutationObserver(schedule).observe(document.documentElement, { childList: true, subtree: true });