diff --git a/mu-plugins/fea-accesibilidad.php b/mu-plugins/fea-accesibilidad.php
index c1476d3..98a58a0 100644
--- a/mu-plugins/fea-accesibilidad.php
+++ b/mu-plugins/fea-accesibilidad.php
@@ -107,12 +107,19 @@ add_action('wp_head', function () {
 
     /* Search block uses more-specific own color rules. */
     html[data-fea-theme="dark"] .wp-block-search__inside-wrapper,
-    html[data-fea-theme="dark"] .wp-block-search__input,
-    html[data-fea-theme="dark"] .wp-block-search__button {
+    html[data-fea-theme="dark"] .wp-block-search__input {
         background-color: #1c1c1c;
         color: #ececec;
         border-color: #3a3a3a;
     }
+    html[data-fea-theme="dark"] .wp-block-search__button {
+        background-color: #ececec;
+        color: #0d0d0d;
+        border-color: #ececec;
+    }
+
+    html[data-fea-theme="dark"] .fea-adv-link-wrap { background: #161311; border-bottom-color: #2a2320; }
+    html[data-fea-theme="dark"] .fea-adv-link { color: <?php echo esc_html($accent_dark); ?>; }
 
     /* Crop the white edge embedded in slide images in dark mode only. */
     html[data-fea-theme="dark"] .fea-hero-slider .n2-ss-slide-background-image {