.page-body {
  min-height: 100vh;
}

.page-main {
  max-width: 1180px;
  margin: auto;
  padding: 80px 0 120px;
}

.page-hero {
  display: grid;
  grid-template-columns: .75fr 1.25fr;
  gap: 100px;
  padding-bottom: 70px;
  border-bottom: 1px solid var(--line);
}

.page-hero h1 {
  margin: 0;
  font-size: 64px;
  letter-spacing: -.06em;
}

.page-hero h1 em {
  display: block;
}

.page-hero-copy {
  padding-top: 12px;
}

.page-hero-copy p:last-child {
  max-width: 580px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.7;
}

.doc-layout {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: 90px;
  padding-top: 55px;
}

.doc-sidebar {
  position: sticky;
  top: 25px;
  align-self: start;
}

.doc-sidebar p {
  color: var(--muted);
  font: 10px "PT Mono", monospace;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.platform-tabs {
  display: grid;
  gap: 6px;
  margin-top: 22px;
}

.platform-tab {
  padding: 15px 16px;
  border: 1px solid var(--line);
  background: transparent;
  font: 600 13px Manrope, Arial, sans-serif;
  text-align: left;
  cursor: pointer;
}

.platform-tab span {
  margin-right: 12px;
  color: var(--muted);
  font: 10px "PT Mono", monospace;
}

.platform-tab.active {
  background: var(--ink);
  color: #fff;
}

.platform-tab.active span {
  color: #c8cdc7;
}

.doc-panel {
  display: none;
  min-width: 0;
}

.doc-panel.active {
  display: block;
}

.doc-panel > p {
  font: 11px "PT Mono", monospace;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.doc-panel h2 {
  margin: 12px 0 45px;
  font-size: 45px;
  letter-spacing: -.05em;
}

.doc-step {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 20px;
  padding: 28px 0;
  border-top: 1px solid var(--line);
}

.doc-step > span {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  font: 11px "PT Mono", monospace;
}

.doc-step h3 {
  margin: 3px 0 7px;
  font-size: 18px;
}

.doc-step p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.65;
}

.download-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.download-chip {
  padding: 12px 15px;
  border: 1px solid var(--line);
  font-size: 12px;
  font-weight: 700;
  transition: background .2s ease, color .2s ease;
}

.download-chip:hover {
  background: var(--ink);
  color: #fff;
}

.legal {
  max-width: 830px;
  margin: auto;
  padding-top: 70px;
}

.legal-head {
  padding-bottom: 50px;
  border-bottom: 1px solid var(--line);
}

.legal-head h1 {
  margin: 12px 0;
  font-size: 57px;
  overflow-wrap: anywhere;
}

.legal-head p {
  color: var(--muted);
}

.legal article {
  padding: 35px 0;
  border-bottom: 1px solid var(--line);
}

.legal h2 {
  font-size: 23px;
}

.legal p,
.legal li {
  color: #4f544e;
  font-size: 14px;
  line-height: 1.8;
}

.legal a:not(.brand) {
  text-decoration: underline;
  text-decoration-color: rgba(17, 19, 17, .28);
  text-underline-offset: 3px;
}

.legal-toc a {
  text-decoration: none !important;
}

.not-found {
  min-height: calc(100vh - 84px);
  display: grid;
  place-items: center;
  text-align: center;
}

.not-found strong {
  color: var(--warm);
  font: clamp(130px, 25vw, 320px)/.8 Manrope, Arial, sans-serif;
  font-weight: 800;
  letter-spacing: -.1em;
}

.not-found h1 {
  margin: -30px 0 15px;
  font-size: 44px;
}

.not-found p {
  margin-bottom: 30px;
  color: var(--muted);
}

@media (max-width: 900px) {
  .page-main {
    padding-right: 24px;
    padding-left: 24px;
  }

  .page-hero,
  .doc-layout {
    grid-template-columns: 1fr;
    gap: 35px;
  }

  .doc-sidebar {
    position: static;
  }

  .platform-tabs {
    grid-template-columns: repeat(4, 1fr);
  }

  .platform-tab {
    text-align: center;
  }

  .platform-tab span {
    display: none;
  }
}

@media (max-width: 600px) {
  .page-main {
    padding-top: 50px;
  }

  .page-hero h1 {
    font-size: 48px;
  }

  .platform-tabs {
    grid-template-columns: 1fr 1fr;
  }

  .doc-panel h2 {
    font-size: 36px;
  }

  .doc-step {
    grid-template-columns: 38px minmax(0, 1fr);
  }

  .legal-head h1 {
    font-size: 42px;
  }
}