diff --git a/src/components/Offer.tsx b/src/components/Offer.tsx
index 8d8a2ad..12b59d7 100644
--- a/src/components/Offer.tsx
+++ b/src/components/Offer.tsx
@@ -2,6 +2,7 @@ import { useState, type FormEvent } from 'react';
 import { Check, ShieldCheck, Gift, ArrowRight, Loader2 } from 'lucide-react';
 import { cn } from '../lib/utils';
 import { useT, getLang } from '../i18n';
+import { trackLead } from '../utils/trackLead';
 
 export default function Offer() {
   const t = useT();
@@ -29,6 +30,7 @@ export default function Offer() {
     setError('');
 
     const isBR = getLang() === 'pt';
+    trackLead(email, isBR ? 'landing' : 'landing-international', 'Starter');
 
     if (!isBR) {
       // Internacional: Starter USD $6.99 → Stripe direto
diff --git a/src/pages/WhatsAppFunnel.tsx b/src/pages/WhatsAppFunnel.tsx
index 6bd5cdc..99805f8 100644
--- a/src/pages/WhatsAppFunnel.tsx
+++ b/src/pages/WhatsAppFunnel.tsx
@@ -1,5 +1,6 @@
 import { useState, useEffect, useRef, type FormEvent } from 'react';
 import { Loader2, Send } from 'lucide-react';
+import { trackLead } from '../utils/trackLead';
 
 type MessageType = 'text' | 'audio' | 'image' | 'video' | 'embed';
 
@@ -274,6 +275,8 @@ export default function WhatsAppFunnel() {
       (window as any).fbq('track', 'InitiateCheckout');
     }
 
+    trackLead(emailInput, 'funil', 'Starter');
+
     setTimeout(() => {
       window.location.href = `https://festamagicaia.com.br/checkout?plan=starter&source=funil&email=${encodeURIComponent(emailInput)}`;
     }, 800);
diff --git a/src/utils/trackLead.ts b/src/utils/trackLead.ts
new file mode 100644
index 0000000..115f636
--- /dev/null
+++ b/src/utils/trackLead.ts
@@ -0,0 +1,14 @@
+// Dispara best-effort, sem travar a navegação — se falhar, ninguém percebe.
+// keepalive garante que a requisição sobrevive ao redirect que vem logo em seguida.
+export function trackLead(email: string, source: string, planName?: string) {
+    try {
+        fetch('https://www.festamagicaia.com.br/api/checkout/track-lead', {
+            method: 'POST',
+            headers: { 'Content-Type': 'application/json' },
+            body: JSON.stringify({ email, source, planName }),
+            keepalive: true,
+        }).catch(() => {});
+    } catch {
+        // no-op
+    }
+}