feat: initial ACRIB WordPress deployment

- WordPress 6.9.4 (es_ES) with Kadence theme
- Homepage: Hero, La Asociación, Pilares, Beneficios, Eventos, Miembros, Hazte Miembro, Contacto
- Brand identity: #13294b navy, #a12932 burgundy, #c69c48 gold
- Fonts: Raleway (headings) + Source Sans 3 (body) + Lato (UI)
- Plugins: Kadence Blocks, Polylang, Contact Form 7
- Custom CSS with full brand styling and responsive layout
- HTTPS enforced via wp-config.php proxy detection

wp-includes/IXR/class-IXR-base64.php

@@ -0,0 +1,32 @@
+<?php
+
+/**
+ * IXR_Base64
+ *
+ * @package IXR
+ * @since 1.5.0
+ */
+class IXR_Base64
+{
+    var $data;
+
+	/**
+	 * PHP5 constructor.
+	 */
+    function __construct( $data )
+    {
+        $this->data = $data;
+    }
+
+	/**
+	 * PHP4 constructor.
+	 */
+	public function IXR_Base64( $data ) {
+		self::__construct( $data );
+	}
+
+    function getXml()
+    {
+        return '<base64>'.base64_encode($this->data).'</base64>';
+    }
+}