diff --git a/lib/zin/wg/detail/v1.php b/lib/zin/wg/detail/v1.php
index d35964c8ea..d897c3faaf 100644
--- a/lib/zin/wg/detail/v1.php
+++ b/lib/zin/wg/detail/v1.php
@@ -109,7 +109,9 @@ class detail extends wg
         return <<<'CSS'
         .detail-sections > * + * {margin-top: 16px}
         .detail-section.panel {--tw-ring-opacity: 0}
-        .detail-section-title, .detail-section.panel .panel-heading {background: var(--color-canvas); position: sticky; top: 0; z-index: 1}
+        .detail-section-title, .detail-section.panel .panel-heading {background: var(--color-canvas); position: sticky; top: 0; z-index: 2}
+        .detail-section.panel .panel-heading {z-index: 1}
+        .detail-section .detail-section .detail-section-title {z-index: 0}
         .detail-side > * + * {margin-top: 4px}
         .detail-side .tabs {padding: 12px 8px 12px 16px}
         .detail-side .tabs-header {position: sticky; top: 0;}