diff --git a/src/ClaudeDo.Ui/Views/Controls/ThemedDatePicker.axaml b/src/ClaudeDo.Ui/Views/Controls/ThemedDatePicker.axaml
index 115a0f2..55d1ae2 100644
--- a/src/ClaudeDo.Ui/Views/Controls/ThemedDatePicker.axaml
+++ b/src/ClaudeDo.Ui/Views/Controls/ThemedDatePicker.axaml
@@ -31,7 +31,7 @@
       <Setter Property="Foreground" Value="{DynamicResource TextDimBrush}"/>
       <Setter Property="CornerRadius" Value="999"/>
       <Setter Property="Padding" Value="10,3"/>
-      <Setter Property="FontSize" Value="11"/>
+      <Setter Property="FontSize" Value="{StaticResource FontSizeMono}"/>
       <Setter Property="MinHeight" Value="22"/>
     </Style>
     <Style Selector="Button.quick:pointerover /template/ ContentPresenter">
@@ -61,7 +61,7 @@
       <Setter Property="Width" Value="32"/>
       <Setter Property="Height" Value="32"/>
       <Setter Property="CornerRadius" Value="999"/>
-      <Setter Property="FontSize" Value="12"/>
+      <Setter Property="FontSize" Value="{StaticResource FontSizeBody}"/>
       <Setter Property="HorizontalContentAlignment" Value="Center"/>
       <Setter Property="VerticalContentAlignment" Value="Center"/>
       <Setter Property="Padding" Value="0"/>
@@ -86,7 +86,7 @@
     <Style Selector="TextBlock.weekday">
       <Setter Property="HorizontalAlignment" Value="Center"/>
       <Setter Property="Foreground" Value="{DynamicResource TextMuteBrush}"/>
-      <Setter Property="FontSize" Value="10"/>
+      <Setter Property="FontSize" Value="{StaticResource FontSizeEyebrow}"/>
       <Setter Property="FontWeight" Value="SemiBold"/>
     </Style>
   </UserControl.Styles>
@@ -137,7 +137,7 @@
                        HorizontalAlignment="Center"
                        VerticalAlignment="Center"
                        FontWeight="SemiBold"
-                       FontSize="13"
+                       FontSize="{StaticResource FontSizeBody}"
                        Foreground="{DynamicResource TextBrush}"/>
             <Button Grid.Column="2" Click="OnNextMonthClick" Classes="nav" Content="▶"/>
           </Grid>