diff --git a/app.js b/app.js
index 424bfcf..20bbfec 100644
--- a/app.js
+++ b/app.js
@@ -1012,21 +1012,65 @@ async function savePassword() {
    ACCOUNT / USER PANEL
 ═══════════════════════════════════════════════════════════════ */
 function toggleUserPanel() {
-  console.log("[account] toggleUserPanel called");
   const backdrop = document.getElementById("account-backdrop");
-  if (!backdrop) {
-    console.error("[account] backdrop not found");
-    return;
-  }
-  // Open first — before anything else can throw
+  if (!backdrop) return;
   backdrop.classList.add("open");
   const emailEl = document.getElementById("acct-email-display");
   if (emailEl) emailEl.textContent = currentEmail || "—";
-  const invInput = document.getElementById("invoice-email-input");
-  if (invInput) invInput.value = localStorage.getItem("al_invoice_email") || "";
+  loadUserData();
   loadInvoices();
 }
 
+async function loadUserData() {
+  try {
+    const res = await apiFetch(
+      `${INVOICE_EMAIL_URL}?email=${encodeURIComponent(currentEmail || "")}`,
+    );
+    if (!res.ok) throw new Error(`HTTP ${res.status}`);
+    let data = await res.json();
+    dbg("\u2190 User data", data);
+    // unwrap envelope
+    if (data && !Array.isArray(data) && Array.isArray(data.data)) {
+      data = data.data[0];
+    } else if (Array.isArray(data)) {
+      const first = data[0];
+      data =
+        first && typeof first === "object" && "json" in first
+          ? first.json
+          : first;
+    }
+    if (!data) return;
+
+    const invoiceEmail = stripQuotes(
+      data.invoice_email || data.invoiceEmail || "",
+    );
+    const invInput = document.getElementById("invoice-email-input");
+    if (invInput && invoiceEmail) invInput.value = invoiceEmail;
+
+    const code = stripQuotes(
+      data.affiliate_code ||
+        data.affiliateCode ||
+        data.referral_code ||
+        data.referralCode ||
+        "",
+    );
+    const codeEl = document.getElementById("acct-affiliate-code");
+    const copyBtn = document.getElementById("acct-affiliate-copy-btn");
+    if (codeEl) codeEl.textContent = code || "—";
+    if (copyBtn) copyBtn.style.display = code ? "inline-flex" : "none";
+  } catch (err) {
+    dbg("\u2190 User data error", err.message);
+  }
+}
+
+function copyAffiliateCode() {
+  const code = document.getElementById("acct-affiliate-code")?.textContent;
+  if (!code || code === "—") return;
+  navigator.clipboard
+    .writeText(code)
+    .then(() => toast("Affiliate code copied!", "success"));
+}
+
 function closeUserPanel() {
   document.getElementById("account-backdrop").classList.remove("open");
   const inp = document.getElementById("acct-pw-input");
@@ -1035,6 +1079,10 @@ function closeUserPanel() {
   if (btn) btn.style.display = "none";
   const invBtn = document.getElementById("invoice-email-save-btn");
   if (invBtn) invBtn.style.display = "none";
+  const codeEl = document.getElementById("acct-affiliate-code");
+  if (codeEl) codeEl.textContent = "—";
+  const copyBtn = document.getElementById("acct-affiliate-copy-btn");
+  if (copyBtn) copyBtn.style.display = "none";
 }
 
 function toggleAccountPwSave(value) {
diff --git a/index.html b/index.html
index a49e198..8d91520 100644
--- a/index.html
+++ b/index.html
@@ -912,6 +912,26 @@
                                 </div>
                             </div>
                         </div>
+                        <div class="acct-divider"></div>
+                        <div class="acct-section">
+                            <div class="acct-field-label">Affiliate Code</div>
+                            <div class="acct-affiliate-row">
+                                <span
+                                    class="acct-affiliate-code"
+                                    id="acct-affiliate-code"
+                                    >—</span
+                                >
+                                <button
+                                    type="button"
+                                    id="acct-affiliate-copy-btn"
+                                    class="btn btn-ghost btn-sm"
+                                    onclick="copyAffiliateCode()"
+                                    style="display: none"
+                                >
+                                    Copy
+                                </button>
+                            </div>
+                        </div>
                     </div>
                     <!-- ── Vertical divider ──────────────────────── -->
                     <div class="account-col-divider"></div>
diff --git a/styles.css b/styles.css
index 45a115f..2fd32c8 100644
--- a/styles.css
+++ b/styles.css
@@ -1520,6 +1520,21 @@ body::after {
     white-space: nowrap;
 }
 
+.acct-affiliate-row {
+    display: flex;
+    align-items: center;
+    gap: 10px;
+    margin-top: 4px;
+}
+
+.acct-affiliate-code {
+    font-size: 13px;
+    font-weight: 600;
+    color: var(--accent);
+    letter-spacing: 0.06em;
+    font-family: "Courier New", monospace;
+}
+
 .acct-invoices-title {
     font-size: 11px;
     color: var(--text-muted);