UI-Anpassungen

frontend/css/calendar.css

@@ -691,12 +691,16 @@
   position: fixed;
   min-width: 280px;
   max-width: 350px;
+  max-height: 80vh;
   padding: var(--spacing-4);
   background: var(--bg-card);
   border: 1px solid var(--border-default);
   border-radius: var(--radius-xl);
   box-shadow: var(--shadow-xl);
   z-index: var(--z-dropdown);
+  display: flex;
+  flex-direction: column;
+  overflow: hidden;
 }
 
 .calendar-day-detail-header {
@@ -717,8 +721,9 @@
   display: flex;
   flex-direction: column;
   gap: var(--spacing-2);
-  max-height: 300px;
+  flex: 1;
   overflow-y: auto;
+  margin-bottom: var(--spacing-3);
 }
 
 .calendar-detail-task {