diff --git a/mu-plugins/fea-accesibilidad.php b/mu-plugins/fea-accesibilidad.php
index 70e1f6e..e576a0a 100644
--- a/mu-plugins/fea-accesibilidad.php
+++ b/mu-plugins/fea-accesibilidad.php
@@ -278,6 +278,24 @@ add_action('wp_head', function () {
     html[data-fea-theme="dark"] .fea-support-sidebar__small { color: #b8afa8; }
     html[data-fea-theme="dark"] .fea-support-progress__track { background: #3a302b; }
 
+    /* Colaboradores: stylesheet propio del tema con tarjetas claras y !important. */
+    html[data-fea-theme="dark"] .entry-content .wrapper {
+        background: #161311 !important;
+        border-color: #3a302b !important;
+        color: #ececec !important;
+        box-shadow: 0 2px 4px rgba(0,0,0,.45) !important;
+    }
+    html[data-fea-theme="dark"] .entry-content .wrapper strong {
+        color: #ececec !important;
+    }
+    html[data-fea-theme="dark"] .entry-content .wrapper a,
+    html[data-fea-theme="dark"] .entry-content .wrapper a:visited {
+        color: #ececec !important;
+    }
+    html[data-fea-theme="dark"] .entry-content .wrapper a:hover {
+        color: <?php echo esc_html($accent_dark); ?> !important;
+    }
+
     /* Selector de idioma (fea-homepage.php) */
     html[data-fea-theme="dark"] #fea-lang-btn { border-color: rgba(255,255,255,0.3); }
     html[data-fea-theme="dark"] #fea-lang-btn:hover,