Ereignis-Timeline: ▼-Pfeil unter aktivem Heatmap-Balken entfernt

Der Pfeil überschattete das darunter liegende Stunden-Label. Goldener
Balken mit Glow + scaleY reicht als visuelles Aktiv-Signal.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

src/static/css/style.css

@@ -2497,16 +2497,6 @@ a.dev-source-pill:hover {
     z-index: 2;
     position: relative;
 }
-.ht-strip-cell.active::after {
-    content: '▼';
-    position: absolute;
-    bottom: -10px;
-    left: 50%;
-    transform: translateX(-50%);
-    font-size: 8px;
-    color: var(--accent);
-    pointer-events: none;
-}
 .ht-strip:has(.ht-strip-cell.active) .ht-strip-cell:not(.active):not(.empty) {
     opacity: 0.4;
 }

src/static/dashboard.html

@@ -13,7 +13,7 @@
     <link rel="stylesheet" href="/static/vendor/leaflet.css">
     <link rel="stylesheet" href="/static/vendor/MarkerCluster.css">
     <link rel="stylesheet" href="/static/vendor/MarkerCluster.Default.css">
-    <link rel="stylesheet" href="/static/css/style.css?v=20260501d">
+    <link rel="stylesheet" href="/static/css/style.css?v=20260501e">
 <style>
 /* Export Modal Radio */
 .export-radio { display:flex; align-items:center; gap:10px; padding:8px 12px; cursor:pointer; border-radius:var(--radius-sm); transition:background 0.15s; border:1px solid transparent; margin-bottom:4px; }