diff --git a/public_html/admin/index.php b/public_html/admin/index.php
index 0421920..6da58d0 100644
--- a/public_html/admin/index.php
+++ b/public_html/admin/index.php
@@ -4328,6 +4328,69 @@ async function clearanceRuleCreate() {
   } catch(e) { toast('Failed', 'err'); }
 }
 
+// ── ARC REACTOR ──────────────────────────────────────────────────────────────
+async function loadArc() {
+  const tbl = document.getElementById('arc-jobs-tbl');
+  if (!tbl) return;
+  tbl.innerHTML = '<div class="loading">LOADING...</div>';
+
+  const status = document.getElementById('arc-job-filter')?.value || '';
+  const [s, jobs] = await Promise.all([
+    api('arc_status'),
+    api('arc_jobs', {status, limit: 100}),
+  ]);
+
+  // status bar
+  const online = s?.online;
+  document.getElementById('arc-status-val').textContent  = online ? '● ONLINE' : '○ OFFLINE';
+  document.getElementById('arc-status-val').style.color  = online ? 'var(--green)' : 'var(--red)';
+  document.getElementById('arc-version-val').textContent = s?.version || '—';
+  document.getElementById('arc-done-val').textContent    = s?.jobs_done ?? s?.stats?.done ?? '—';
+  document.getElementById('arc-fail-val').textContent    = s?.jobs_failed ?? s?.stats?.failed ?? '—';
+  document.getElementById('arc-hb-val').textContent      = s?.last_heartbeat ? ts(s.last_heartbeat) : (online ? 'ALIVE' : '—');
+  document.getElementById('arc-caps-val').textContent    = Array.isArray(s?.capabilities) ? s.capabilities.join(' · ') : (s?.capabilities || '—');
+
+  const list = Array.isArray(jobs) ? jobs : (jobs?.jobs || []);
+  if (!list.length) {
+    tbl.innerHTML = '<div class="empty">No jobs found.</div>';
+    return;
+  }
+
+  const STATUS_COLOR = {queued:'var(--cyan)',running:'var(--yellow)',done:'var(--green)',failed:'var(--red)',cancelled:'var(--dim)'};
+  const rows = list.map(j => {
+    const sc = STATUS_COLOR[j.status] || 'var(--text)';
+    return `<tr>
+      <td style="width:50px;font-family:var(--mono);font-size:0.65rem;color:var(--dim)">#${j.id}</td>
+      <td style="width:80px"><span style="color:${sc};font-size:0.62rem;font-weight:700">${esc(j.status||'').toUpperCase()}</span></td>
+      <td style="width:120px;font-size:0.65rem">${esc(j.type||'—')}</td>
+      <td style="font-size:0.62rem;color:var(--dim)">${esc(j.created_by||'—')}</td>
+      <td style="font-size:0.62rem;max-width:300px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap">${j.result ? esc(JSON.stringify(j.result).substring(0,120)) : '—'}</td>
+      <td style="font-size:0.6rem;color:var(--dim);white-space:nowrap">${ts(j.created_at)}</td>
+    </tr>`;
+  }).join('');
+
+  tbl.innerHTML = `<table><thead><tr>
+    <th>ID</th><th>STATUS</th><th>TYPE</th><th>BY</th><th>RESULT</th><th>CREATED</th>
+  </tr></thead><tbody>${rows}</tbody></table>`;
+}
+
+async function arcTestPing() {
+  const d = await api('arc_ping');
+  if (d?.job_id || d?.id) {
+    toast('Ping job queued — ID #' + (d.job_id || d.id), 'ok');
+    setTimeout(loadArc, 1200);
+  } else {
+    toast('Ping failed: ' + (d?.error || 'no response'), 'err');
+  }
+}
+
+async function arcPurge() {
+  if (!confirm('Purge completed/failed jobs older than 24h?')) return;
+  const d = await api('arc_purge');
+  toast(d?.purged != null ? `Purged ${d.purged} jobs` : 'Purge complete', 'ok');
+  loadArc();
+}
+
 </script>
 </body>
 </html>