Maple Pumpkin Pecan Vegan Baklava

Name: Maple Pumpkin Pecan Vegan Baklava
Ingredients: 1 package frozen phyllo dough, thawed (check to make sure it's vegan (most are)); 1/2 stick vegan butter, melted; 1 can pumpkin puree; 1/4 cup light brown sugar (packed); 1 tsp cinnamon; 1.5 tsp grated fresh ginger (or 1 tsp ground ginger (but fresh is best for this)); 1/4 tsp salt; 1.5 cups pecans; 1 cup walnuts; 3 tbsp sugar; 2 tsp cinnamon; 1/8 tsp nutmeg; 1 cup pure maple syrup; 2 thick slices of orange with the rind; 2 tbsp juice from the orange