01 - Preheat oven to 350°F. Grease and line three 8-inch round cake pans with parchment paper.
02 - In a medium bowl, whisk together flour, baking powder, baking soda, and salt.
03 - Beat butter and sugar in a large bowl until light and fluffy, about 3 minutes.
04 - Add eggs one at a time, mixing well after each addition, then stir in vanilla extract.
05 - Alternate adding dry ingredients and milk to butter mixture in three parts, starting and ending with dry ingredients, mixing until just combined.
06 - Divide batter evenly among pans and smooth tops.
07 - Bake for 25 to 30 minutes or until a toothpick inserted into the center comes out clean.
08 - Allow cakes to cool in pans for 10 minutes, then transfer to wire racks to cool completely.
09 - Beat cream cheese until smooth; add powdered sugar and vanilla, mixing well. Whip heavy cream to stiff peaks and gently fold into cream cheese mixture until smooth.
10 - Place one cake layer on serving plate, spread one-third of filling on top; repeat with remaining layers and filling.
11 - Top with fresh berries, chocolate shavings, or edible flowers as desired.
12 - Refrigerate assembled cake for at least 1 hour to allow clean slicing.