Cream butter and sugar until light and fluffy. Add vanilla and mix to combine.,Gradually mix in flour, cardamom, and salt until a smooth dough forms.,Wrap the dough and chill in the refrigerator for 30 minutes.,Preheat oven to 350°F (175°C). Roll out dough to 1/4-inch thickness and cut into shapes.,Place cookies on a parchment-lined baking sheet and bake for 10–12 minutes until edges are lightly golden.,Cool cookies completely on a wire rack.,For the glaze: whisk powdered sugar, orange juice, and zest until smooth. Spoon over cooled cookies.,Decorate with icing or pearls while glaze is wet. Let glaze set before serving.