diff --git a/wp-content/themes/apus-theme/assets/css/style.css b/wp-content/themes/apus-theme/assets/css/style.css
index 2f250794..5a25d68e 100644
--- a/wp-content/themes/apus-theme/assets/css/style.css
+++ b/wp-content/themes/apus-theme/assets/css/style.css
@@ -1050,3 +1050,14 @@ img {
     background-color: var(--color-navy-primary);
     color: #ffffff;
 }
+
+/* === SHARE BUTTONS === */
+
+.share-buttons .btn {
+    transition: all 0.3s ease;
+    border-width: 2px;
+}
+
+.share-buttons .btn:hover {
+    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
+}
diff --git a/wp-content/themes/apus-theme/single.php b/wp-content/themes/apus-theme/single.php
index 05bd2e19..2cf5a3ab 100644
--- a/wp-content/themes/apus-theme/single.php
+++ b/wp-content/themes/apus-theme/single.php
@@ -73,29 +73,48 @@ get_header();
 			<div class="my-5 py-4 border-top">
 				<p class="mb-3 text-muted"><?php esc_html_e('Compartir:', 'apus-theme'); ?></p>
 				<div class="d-flex gap-2 flex-wrap share-buttons">
+					<!-- Facebook -->
 					<a href="https://www.facebook.com/sharer/sharer.php?u=<?php echo urlencode(get_permalink()); ?>"
-					   class="btn btn-outline-primary btn-sm" target="_blank" rel="noopener">
-						<i class="bi bi-facebook me-1"></i> Facebook
+					   class="btn btn-outline-primary btn-sm"
+					   target="_blank"
+					   rel="noopener noreferrer"
+					   aria-label="Compartir en Facebook">
+						<i class="bi bi-facebook"></i>
 					</a>
-					<a href="https://www.instagram.com/"
-					   class="btn btn-outline-danger btn-sm" target="_blank" rel="noopener">
-						<i class="bi bi-instagram me-1"></i> Instagram
+
+					<!-- Instagram -->
+					<a href="#"
+					   class="btn btn-outline-danger btn-sm"
+					   onclick="alert('Instagram no permite compartir enlaces directamente. Puedes tomar una captura de pantalla o copiar el enlace para compartirlo manualmente.'); return false;"
+					   aria-label="Compartir en Instagram">
+						<i class="bi bi-instagram"></i>
 					</a>
+
+					<!-- LinkedIn -->
 					<a href="https://www.linkedin.com/sharing/share-offsite/?url=<?php echo urlencode(get_permalink()); ?>"
-					   class="btn btn-outline-info btn-sm" target="_blank" rel="noopener">
-						<i class="bi bi-linkedin me-1"></i> LinkedIn
+					   class="btn btn-outline-info btn-sm"
+					   target="_blank"
+					   rel="noopener noreferrer"
+					   aria-label="Compartir en LinkedIn">
+						<i class="bi bi-linkedin"></i>
 					</a>
-					<a href="https://wa.me/?text=<?php echo urlencode(get_the_title() . ' ' . get_permalink()); ?>"
-					   class="btn btn-outline-success btn-sm" target="_blank" rel="noopener">
-						<i class="bi bi-whatsapp me-1"></i> WhatsApp
+
+					<!-- WhatsApp -->
+					<a href="https://api.whatsapp.com/send?text=<?php echo urlencode(get_the_title() . ' - ' . get_permalink()); ?>"
+					   class="btn btn-outline-success btn-sm"
+					   target="_blank"
+					   rel="noopener noreferrer"
+					   aria-label="Compartir en WhatsApp">
+						<i class="bi bi-whatsapp"></i>
 					</a>
+
+					<!-- X (Twitter) -->
 					<a href="https://twitter.com/intent/tweet?url=<?php echo urlencode(get_permalink()); ?>&text=<?php echo urlencode(get_the_title()); ?>"
-					   class="btn btn-outline-dark btn-sm" target="_blank" rel="noopener">
-						<i class="bi bi-twitter-x me-1"></i> X
-					</a>
-					<a href="mailto:?subject=<?php echo urlencode(get_the_title()); ?>&body=<?php echo urlencode(get_permalink()); ?>"
-					   class="btn btn-outline-secondary btn-sm">
-						<i class="bi bi-envelope me-1"></i> Email
+					   class="btn btn-outline-dark btn-sm"
+					   target="_blank"
+					   rel="noopener noreferrer"
+					   aria-label="Compartir en X (Twitter)">
+						<i class="bi bi-twitter-x"></i>
 					</a>
 				</div>
 			</div>