Se agrega ruta de login

src/components/auth/LoginCard.tsx

@@ -0,0 +1,27 @@
+import { useState } from 'react'
+import { LoginTabs } from './LoginTabs.tsx'
+import { InternalLoginForm } from './InternalLoginForm.tsx'
+import { ExternalLoginForm } from './ExternalLoginForm.tsx'
+
+export function LoginCard() {
+  const [type, setType] = useState<'internal' | 'external'>('internal')
+
+  return (
+    <div className="w-full max-w-md bg-white rounded-2xl shadow-xl p-8">
+      <h1 className="text-2xl font-semibold text-center mb-1">
+        Iniciar sesión
+      </h1>
+      <p className="text-sm text-gray-500 text-center mb-6">
+        Accede al Sistema de Planes de Estudio
+      </p>
+
+      <LoginTabs value={type} onChange={setType} />
+
+      {type === 'internal' ? (
+        <InternalLoginForm />
+      ) : (
+        <ExternalLoginForm />
+      )}
+    </div>
+  )
+}