1. Mix graham cracker crumbs with melted butter until evenly combined.
2. Press into silicone dome molds to form a thin base layer and chill for 15 minutes.
3. In a small saucepan, combine caramel sauce, brown sugar, butter, sea salt, and vanilla. Simmer for 2–3 minutes until slightly thickened. Cool completely.
4. Beat cream cheese, powdered sugar, vanilla bean seeds, and vanilla extract until smooth.
5. Whip heavy cream to soft peaks and gently fold into the cream cheese mixture to create a light cloud mousse.
6. Brush melted white chocolate mixed with coconut oil into dome molds and chill until set. Apply a second layer for strength.
7. Fill each shell halfway with vanilla cloud mousse.
8. Add a spoonful of salted caramel core into the center.
9. Cover with more mousse and smooth the tops.
10. Freeze for at least 3 hours until fully set.
11. Unmold carefully and place on a rack.
12. Drizzle lightly with extra caramel if desired.
13. Sprinkle with coarse sugar, pearl dust, and flaky sea salt for a diamond-like finish.