}
  function drawControls() {
    const ctl = $("#monCtl");
    if (!ctl) return;
    fetch(`/campaigns/${MON.id}`).then(r => r.json()).then(c => {
      ctl.innerHTML = "";
      const mk = (label, cls, fn, confirmMsg) => {
        const b = el("button", { class: "btn sm " + cls, onclick: () =>
          confirmMsg ? confirmedAction(confirmMsg, fn, { title: label }) : fn() }, label);
        ctl.append(b);
      };
      if (c.status === "draft") mk("Start", "", async () => { await POST(`/campaigns/${MON.id}/start`); toast("Campaign started", "ok"); startMonitor(); });
      if (c.status === "running") mk("Pause", "secondary", async () => { await POST(`/campaigns/${MON.id}/pause`); toast("Campaign paused", "ok"); startMonitor(); });
      if (c.status === "paused") mk("Resume", "", async () => { await POST(`/campaigns/${MON.id}/resume`); toast("Campaign resumed", "ok"); startMonitor(); });
      if (["running", "paused", "queued", "draft"].includes(c.status))
        mk("Cancel", "danger-o", async () => { await POST(`/campaigns/${MON.id}/cancel`); toast("Campaign cancelled", "warn"); startMonitor(); },
          `Cancel campaign #${MON.id}? In-flight messages already accepted by Gmail cannot be recalled.`);
      const ex = el("button", { class: "btn sm secondary", onclick: () => { window.location = `/campaigns/${MON.id}/export`; } }, "Export CSV");
      const pv = el("button", { class: "btn sm secondary", onclick: () => campaignPreview(MON.id) }, "Preview");
      ctl.append(ex, pv);
    }).catch(() => {});
  }
  async function drawRecipients() {