@media (max-width: 1150px) {
  .hero {
    grid-template-columns: 100px minmax(0, 1fr);
  }

  .editorial-columns {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .early-access-section {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .process-flow {
    grid-template-columns: 1fr;
  }

  .process-arrow {
    transform: rotate(90deg);
  }

  .topics-index {
    grid-template-columns: 1fr;
  }

  .topic-entry:nth-child(odd) {
    border-right: 0;
  }

  .topic-entry:nth-child(even) {
    padding-left: 0;
  }
}

@media (max-width: 700px) {
  .page-shell {
    width: calc(100% - 32px);
  }

  .masthead {
    grid-template-columns: 1fr auto;
    min-height: 92px;
    padding-top: 28px;
  }

  .masthead > :nth-child(2) {
    display: none;
  }

  .site-nav {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0;
    min-height: 0;
    padding: 12px 0;
    font-size: 0.68rem;
  }

  .site-nav a {
    padding: 7px 0;
  }

  .site-nav a:nth-child(even) {
    text-align: right;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 52px 0 44px;
  }

  .section-number {
    font-size: 4.5rem;
  }

  .hero h1 {
    font-size: clamp(2rem, 11.5vw, 4rem);
    overflow-wrap: break-word;
  }

  .hero-deck {
    margin-top: 26px;
    padding-left: 16px;
    border-left-width: 9px;
    font-size: 1.05rem;
  }

  .index-section {
    padding: 58px 0;
  }

  #purpose {
    padding-top: 46px;
  }

  .section-kicker {
    margin-bottom: 26px;
    font-size: 0.7rem;
  }

  .section-kicker span:first-child {
    font-size: 1.05rem;
  }

  .index-section > h2 {
    margin-bottom: 42px;
    font-size: clamp(2rem, 10vw, 3.2rem);
  }

  .editorial-columns {
    grid-template-columns: 1fr;
  }

  .process-step {
    min-height: 0;
  }

  .topic-entry {
    grid-template-columns: 38px minmax(0, 1fr);
    padding-right: 0;
  }

  .early-access-section {
    gap: 32px;
    margin-top: 58px;
    padding: 30px 20px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .waitlist-form button {
    width: 100%;
  }

  .site-footer {
    flex-direction: column;
    gap: 12px;
  }
}