diff --git a/frontend/packages/dashboard/src/call.js b/frontend/packages/dashboard/src/call.js
index 88ea4588..c0b478ff 100644
--- a/frontend/packages/dashboard/src/call.js
+++ b/frontend/packages/dashboard/src/call.js
@@ -615,6 +615,27 @@ function buildQuestionLi(q) {
   return li;
 }
 
+// Snapshot / restore open `<details>` state across a re-render, scoped to
+// one section root. renderQuestions only manages `#questions-section`, so it
+// keeps its own section-local pair rather than reaching into tabs.js's
+// `MANAGED_SECTION_IDS`-based helpers (which aren't in this module's scope —
+// referencing them threw `ReferenceError: snapshotOpenDetails is not defined`
+// and aborted refreshState). Sections that should survive a refresh carry a
+// stable `data-restore-key`.
+function snapshotOpenDetails(root) {
+  const open = new Set();
+  for (const d of root.querySelectorAll('details[data-restore-key]')) {
+    if (d.open) open.add(d.dataset.restoreKey);
+  }
+  return open;
+}
+function restoreOpenDetails(root, open) {
+  if (!open.size) return;
+  for (const d of root.querySelectorAll('details[data-restore-key]')) {
+    if (open.has(d.dataset.restoreKey)) d.open = true;
+  }
+}
+
 export function renderQuestions() {
   const root = $('questions-section');
   // #questions-section only lives on /dashboard.html (Y3R C4LL tab);
@@ -625,7 +646,7 @@ export function renderQuestions() {
   // any expanded sections. The keyed-cache approach reuses question
   // <li> nodes (preserving textarea/checkbox state) and only rebuilds
   // cache-miss rows, so we no longer wipe the DOM at the start.
-  const openDetails = snapshotOpenDetails();
+  const openDetails = snapshotOpenDetails(root);
   const fmt = (n) => new Date(n * 1000).toISOString().replace('T', ' ').slice(0, 19);
   const allPending = questionsState.pending;
 
@@ -750,7 +771,7 @@ export function renderQuestions() {
     const histEl = root.querySelector('.q-history');
     if (histEl) histEl.open = true;
   }
-  restoreOpenDetails(openDetails);
+  restoreOpenDetails(root, openDetails);
 }
 
 // Format a remaining-seconds count as the `⏳ …` TTL chip text on a