Rinse quinoa and cook with 2 cups water according to package directions (about 15 minutes); fluff and set aside.
Toss corn, bell peppers, and zucchini with olive oil and spices, then roast at 400°F (200°C) for 20 minutes until tender.
Sauté cubed tofu in olive oil for 5–7 minutes; stir in lime juice and seasonings, cooking until lightly golden. Warm the black beans.
Assemble bowls with quinoa and spinach, then top with roasted vegetables, tofu, black beans, avocado, pico de gallo, tomatoes, and red onion.
Finish with cilantro, a squeeze of lime, and a sprinkle of roasted pumpkin seeds before serving.