Texas woke up red on Tuesday and went to bed blue. Why it matters: Just months ago, Democratic campaigns in the MAGA heartland appeared quixotic — obligatory more than realistic.Now those Democratic candidates have swept to power, led by two state representatives from liberal Austin — James Talarico, soon to be seated in the U.S. Senate, and Gina Hinojosa, who will take her place in the new year in the governor's mansion.Zoom in: The Democratic victories were comprehensive.