diff --git a/assets/css/custom.css b/assets/css/custom.css
index 260cb12..3fdf805 100644
--- a/assets/css/custom.css
+++ b/assets/css/custom.css
@@ -1048,7 +1048,7 @@ a.byline-author:hover, a.journal-author:hover { color: var(--accent); }
   letter-spacing: -0.018em;
   color: var(--color-text-primary);
   border-bottom: 3px solid var(--section-color, var(--accent));
-  padding-bottom: 0.08em;
+  padding-bottom: 0.03em;
   margin-bottom: var(--spacing-sm);
 }
 .atlas-section h2 a,
@@ -1131,7 +1131,7 @@ a.byline-author:hover, a.journal-author:hover { color: var(--accent); }
   line-height: 1.12;
   color: var(--color-text-primary);
   border-bottom: 3px solid var(--section-color, var(--accent));
-  padding-bottom: 0.08em;
+  padding-bottom: 0.03em;
   margin: 0 0 var(--spacing-md);
 }