diff --git a/src/pages/login.vue b/src/pages/login.vue
index 284dc36..3b4ab67 100644
--- a/src/pages/login.vue
+++ b/src/pages/login.vue
@@ -7,11 +7,18 @@ definePageMeta({
 })
 
 const route = useRoute()
+const referralId =
+  typeof route.query.id === 'string'
+    ? route.query.id
+    : Array.isArray(route.query.id)
+      ? route.query.id[0]
+      : undefined
+
 const target =
   route.query.installPwa === 'true'
     ? getLoginInstallPwaUrl()
-    : route.query.register === 'true'
-      ? getLoginRegisterUrl()
+    : route.query.register === 'true' || referralId
+      ? getLoginRegisterUrl(referralId)
       : getLoginAppUrl()
 
 await navigateTo(target, { external: true })
diff --git a/src/utils/config.ts b/src/utils/config.ts
index 376a6a4..41fa330 100644
--- a/src/utils/config.ts
+++ b/src/utils/config.ts
@@ -46,11 +46,16 @@ export function getLoginInstallPwaUrl() {
 }
 
 /** صفحه Login اپ اصلی روی بخش ثبت‌نام */
-export function getLoginRegisterUrl() {
+export function getLoginRegisterUrl(referralId?: string | null) {
+  const id = String(referralId ?? '').trim()
+  const query = id
+    ? `register=true&id=${encodeURIComponent(id)}`
+    : 'register=true'
+
   try {
-    return `${getLoginAppOrigin()}/login?register=true`
+    return `${getLoginAppOrigin()}/login?${query}`
   } catch {
-    return 'https://app.boursemes.com/login?register=true'
+    return `https://app.boursemes.com/login?${query}`
   }
 }