diff --git a/src/components/plan/ContentCalendar.tsx b/src/components/plan/ContentCalendar.tsx
index c63dca3..4c1c36b 100644
--- a/src/components/plan/ContentCalendar.tsx
+++ b/src/components/plan/ContentCalendar.tsx
@@ -203,8 +203,8 @@ export default function ContentCalendar({ data, planId, onEntryUpdate }: Content
               key={dayIdx}
               className={`min-h-[100px] rounded-xl p-1.5 ${
                 entries.length > 0
-                  ? 'bg-slate-50/50 border border-slate-100'
-                  : 'border border-dashed border-slate-200/60'
+                  ? ''
+                  : 'border border-dashed border-slate-200'
               }`}
             >
               {entries.map((entry, entryIdx) => renderEntry(entry, entryIdx))}
@@ -225,7 +225,7 @@ export default function ContentCalendar({ data, planId, onEntryUpdate }: Content
     return (
       <div
         key={entry.id ?? entryIdx}
-        className={`${colors.entry} border rounded-lg p-1.5 mb-1 last:mb-0 cursor-grab active:cursor-grabbing hover:ring-2 hover:ring-purple-200 transition-all group relative ${isDragging ? 'opacity-40' : ''}`}
+        className={`${colors.entry} ${colors.shadow} border rounded-lg p-1.5 mb-1 last:mb-0 cursor-grab active:cursor-grabbing hover:ring-2 hover:ring-white/40 transition-all group relative ${isDragging ? 'opacity-40' : ''}`}
         draggable={weekNumber !== undefined}
         onDragStart={weekNumber !== undefined ? () => handleDragStart(entry, weekNumber) : undefined}
         onDragEnd={weekNumber !== undefined ? handleDragEnd : undefined}
@@ -376,9 +376,9 @@ export default function ContentCalendar({ data, planId, onEntryUpdate }: Content
                       key={dayIdx}
                       className={`min-h-[80px] rounded-xl p-1.5 transition-all ${
                         entries.length > 0
-                          ? 'bg-slate-50/50 border border-slate-100'
-                          : 'border border-dashed border-slate-200/60'
-                      } ${isDropTarget ? 'ring-2 ring-[#6C5CE7]/40 bg-[#F3F0FF]/20 border-[#D5CDF5]' : ''}`}
+                          ? ''
+                          : 'border border-dashed border-slate-200'
+                      } ${isDropTarget ? 'ring-2 ring-[#6C5CE7]/40 bg-[#F3F0FF] border-[#D5CDF5]' : ''}`}
                       onDragOver={(e) => handleDragOver(e, week.weekNumber, dayIdx)}
                       onDragLeave={handleDragLeave}
                       onDrop={() => handleDrop(week.weekNumber, dayIdx)}