fix: Info-Icon Schrift von Caps auf normale Serif-Schrift

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/static/css/style.css

@@ -4874,10 +4874,11 @@ a.map-popup-article:hover {
     border-radius: 50%;
     border: 1px solid var(--text-disabled);
     color: var(--text-disabled);
-    font-size: 9px;
-    font-weight: 600;
+    font-size: 10px;
+    font-weight: 400;
     font-style: normal;
-    font-family: inherit;
+    font-family: serif;
+    text-transform: none;
     cursor: help;
     margin-left: 5px;
     position: relative;