.hero {
  min-height: calc(100vh - 180px);
}

.thesis {
  padding-top: 80px;
}

@media (max-width: 860px) {
  .primary-nav {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    justify-content: stretch;
    gap: 0;
    overflow: visible;
  }

  .primary-nav a {
    font-size: 12px;
    padding: 10px 4px;
    text-align: center;
  }

  .hero {
    min-height: auto;
    padding-block: 64px 52px;
  }

  .packet-figure {
    padding-top: 26px;
  }

  .packet-track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin: 12px 0 16px;
  }

  .packet-track::before,
  .context-packet {
    display: none;
  }

  .packet-track li {
    grid-template-columns: 30px minmax(0, 1fr);
    min-height: 60px;
    padding: 8px;
    border-right: 1px solid var(--rule);
  }

  .packet-track li:nth-child(3n) {
    border-right: 0;
  }

  .packet-track li > span {
    grid-row: 1 / 3;
  }

  .packet-track li small {
    white-space: nowrap;
  }
}

@media (max-width: 680px) {
  .primary-nav {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
    padding-bottom: 8px;
  }

  .primary-nav a {
    font-size: 11px;
    padding: 7px 4px;
  }

  .hero {
    padding-block: 24px 28px;
  }

  .hero h1 {
    margin-bottom: 18px;
  }

  .hero__actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 24px;
  }

  .hero__actions .button {
    min-height: 48px;
    padding: 8px 10px;
    font-size: 13px;
  }

  .packet-figure {
    padding-top: 14px;
  }

  .packet-caption,
  .packet-track li small,
  .packet-figure > .text-command {
    display: none;
  }

  .packet-track {
    margin: 8px 0 0;
  }

  .packet-track li {
    grid-template-columns: 24px minmax(0, 1fr);
    min-height: 54px;
    align-items: center;
    padding: 6px;
  }

  .packet-track li > span {
    grid-row: auto;
  }

  .packet-track li strong {
    font-size: 14px;
  }
}

@media (max-width: 350px) {
  .hero h1 {
    font-size: 46px;
  }

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

  .primary-nav a {
    font-size: 10px;
  }
}