fix: v4.5.0 - cross-day drag (ghost element, no overflow issue); adaptive block labels; PDF fit_text truncation

app/static/css/app.css

@@ -768,12 +768,6 @@ body {
     position: relative;
 }
 
-/* Allow blocks to visually leave their row during cross-day drag */
-.day-rows.dragging .day-row,
-.day-rows.dragging .day-timeline {
-    overflow: visible;
-}
-
 /* Highlight the row being dragged over */
 .day-timeline.drag-target {
     background: #eff6ff;
@@ -781,6 +775,13 @@ body {
     outline-offset: -2px;
 }
 
+/* Floating ghost shown during cross-day drag */
+.drag-ghost {
+    border-radius: 4px;
+    pointer-events: none;
+    user-select: none;
+}
+
 .day-label {
     display: flex;
     align-items: center;