Interviews Happening — Not Getting the Job

I've been interviewing since the end of December and have done well with optimizing my resume, picking positions that really suit me, making sure that my cover letter authentically expresses why I'm interested and appeals to the mission statement and isn't too long to read. I get to the interview and I have my a version of well-curated, STAR method answers (so I don't sound like a robot). I have good questions to ask at the end and I try to relate to the interviewer but not overly so. I wear flattering clothes with flattering lighting and flattering makeup. I try to be real, not fake and actually draw on real experience. For some reason I've gone through eight or so sets of interviews and not gotten a job yet. Some have gone well and I've been nervous for some so they went okay I haven't bombed anything yet but I have no idea why nothing is working yet. Yes, I practice interviews with friends and AI to make sure that I'm not being a dork. Any ideas of why nothing has landed?