fix(vip): preserve safe HTML in VIP copy

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

inc/helpers/aksrt-vip.php

@@ -481,7 +481,7 @@ endif;
  * or Chinese keyword heuristics — that mangles intentional HTML.
  *
  * Rules:
- * - Sanitize with a small allowlist.
+ * - Sanitize with WordPress post-safe HTML.
  * - If markup already has <li>, wrap the items in <ul class="v-equity …">.
  * - Otherwise output the sanitized HTML inside <div class="v-equity …">.
  * - Plain multi-line text: each non-empty line becomes one <li> (only \n split).
@@ -497,21 +497,7 @@ if (!function_exists('aksrt_format_vip_equity_html')) {
             return '';
         }
 
-        $allowed = [
-            'li'     => ['class' => true],
-            'ul'     => ['class' => true],
-            'ol'     => ['class' => true],
-            'strong' => [],
-            'b'      => [],
-            'em'     => [],
-            'i'      => ['class' => true],
-            'span'   => ['class' => true],
-            'br'     => [],
-            'p'      => ['class' => true],
-            'div'    => ['class' => true],
-            'a'      => ['href' => true, 'target' => true, 'rel' => true, 'class' => true],
-        ];
-        $clean = trim(wp_kses($raw, $allowed));
+        $clean = trim(wp_kses_post($raw));
         if ($clean === '') {
             return '';
         }