diff --git a/config/config.php b/config/config.php
index 3f5d47d..576e83a 100644
--- a/config/config.php
+++ b/config/config.php
@@ -390,6 +390,10 @@ if (!defined('APP_URL')) {
     $__host  = $_SERVER['HTTP_HOST'] ?? 'localhost';
     define('APP_URL', $__proto . '://' . $__host);
 }
+// BASE_URL: alias de APP_URL con barra final (usado en vistas de módulos ERP)
+if (!defined('BASE_URL')) {
+    define('BASE_URL', rtrim(APP_URL, '/') . '/');
+}
 define('TIMEZONE', 'America/Bogota');
 
 // Información del desarrollador
diff --git a/modules/turnero/views/configuracion.php b/modules/turnero/views/configuracion.php
index ba0b4f9..6a3100a 100644
--- a/modules/turnero/views/configuracion.php
+++ b/modules/turnero/views/configuracion.php
@@ -70,8 +70,8 @@ $tab = $_GET['tab'] ?? 'lugares';
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1">
     <title>Configuración Turnero</title>
-    <link rel="stylesheet" href="<?= BASE_URL ?>assets/css/bootstrap.min.css">
-    <link rel="stylesheet" href="<?= BASE_URL ?>assets/css/fontawesome.min.css">
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
+    <link href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css" rel="stylesheet">
     <style>
         body { background: #f1f5f9; }
         .page-header { background:#fff; border-bottom:1px solid #e2e8f0; padding:16px 24px; display:flex; align-items:center; gap:12px; }
@@ -616,7 +616,7 @@ $tab = $_GET['tab'] ?? 'lugares';
 <!-- Toast stack -->
 <div class="toast-stack" id="toastStack"></div>
 
-<script src="<?= BASE_URL ?>assets/js/bootstrap.bundle.min.js"></script>
+<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
 <script>
 /* ═══════════════════════════════════════════════════════════
    Configuración Turnero — JS