@media (max-width: 600px) {
  body {
    font-size: 14px;
    padding-bottom: calc(var(--footer-h) + 16px);
  }

  section {
    padding: 24px 12px;
  }

  .hero {
    padding: 60px 12px 40px;
  }

  .hero h1 {
    font-size: 2rem;
    margin-bottom: 12px;
  }

  h2 {
    font-size: 1.4rem;
    margin-bottom: 12px;
  }

  .features ul,
  .start ol {
    padding-left: 16px;
  }

  .features li,
  .start li {
    margin-bottom: 12px;
    padding: 14px 0;
    min-height: 44px;
  }

  .btn {
    padding: 14px 24px;
    min-width: 44px;
    min-height: 44px;
  }
}