.hero h1 {
  font-size: clamp(4.2rem, 7.6vw, 8.4rem);
  letter-spacing: -.072em;
  line-height: .86;
  max-width: 13ch;
}

@media (max-width: 900px) {
  .hero h1 {
    font-size: clamp(3.5rem, 16vw, 5.8rem);
    line-height: .88;
  }
}