ab.appendChild(el("div", "drawer-label", "Prüfkette (" + (data.audit ? data.audit.length : 0) + " Einträge)"));
    const chain = el("div", "chain");
    (data.audit || []).forEach(e => {
      const row = el("div", "chain-row");
      row.appendChild(el("div", "chain-seq", String(e.seq)));
      row.appendChild(el("div", "chain-type", e.eventType));
      row.appendChild(el("div", "chain-detail", compactDetail(e.detail)));
      chain.appendChild(row);
    });
    ab.appendChild(chain);
    const verify = el("div", "chain-verify " + (data.auditVerified ? "ok" : "bad"));
    verify.innerHTML = (data.auditVerified ? ICON_CHECK : ICON_HANDOFF) +
      "<span>" + (data.auditVerified ? "Kette verifiziert" : "Kette NICHT verifiziert") + "</span>";
    ab.appendChild(verify);

    // Signing status, stated honestly per answer. Signed only when the server carries a signature: the
    // page never claims "signiert" over a chain the server merely hashed.
    const sig = el("div", "chain-sig" + (data.auditSignature ? " signed" : ""));
    if (data.auditSignature) {
      const head = el("div", "sig-head");
      head.innerHTML = ICON_CHECK + "<span>Ed25519-signiert · seq " + data.auditSignature.seq + "</span>";
      sig.appendChild(head);
      sig.appendChild(el("div", "sig-body", data.auditSignature.signature.slice(0, 32) + "…"));
      sig.appendChild(el("div", "sig-note", "Kopf der Kette signiert, mit öffentlichem Schlüssel allein prüfbar."));
    } else {
      sig.appendChild(el("div", "sig-note", "SHA-256-verkettet, nicht signiert."));
    }
    ab.appendChild(sig);
    inner.appendChild(ab);

    drawer.appendChild(inner);
    return drawer;
  }

  function addAnswer(pending, data) {
    const body = pending.querySelector(".agent-body");
    body.innerHTML = "";

    // A run that filed a human-handoff ticket is escalated even when its answer shipped grounded: a
    // customer asking for a human produces a shippable acknowledgment (blocked=false, handoffCount=1).
    // design.md lists "der Kunde hat einen Menschen angefragt" as an amber trigger, so the seal keys off
    // the handoff too and never shows green "belegt & auditiert" over an answer that queued a person.
    const escalated = data.blocked || data.handoffCount > 0;
    const ans = el("div", "agent-answer" + (escalated ? " escalated-text" : ""), data.answer);
    body.appendChild(ans);

    const row = el("div", "status-row");
    const seal = el("div", "seal " + (escalated ? "escalated" : "grounded"));
    seal.innerHTML = '<span class="dot"></span>' + (escalated ? ICON_HANDOFF : ICON_CHECK) +
      "<span>" + (escalated ? "an einen Menschen übergeben" : "belegt & auditiert") + "</span>";
    row.appendChild(seal);
    row.appendChild(el("div", "steps", data.steps + (data.steps === 1 ? " Schritt" : " Schritte")));

    const drawer = buildDrawer(data);
    const toggle = el("button", "evidence-toggle");
    toggle.type = "button";