.deepdoc-hero {
  position: relative;
  overflow: hidden;
}

.deepdoc-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(420px, 1.1fr);
  align-items: center;
  gap: 72px;
  padding-top: 88px;
  padding-bottom: 88px;
}

.deepdoc-hero__copy h1 {
  color: var(--color-ink-96);
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.02;
}

.deepdoc-hero__lead {
  max-width: 42em;
  color: var(--color-ink-70);
  font-size: 17px;
}

.deepdoc-hero__links {
  margin-top: 30px;
}

.deepdoc-facts {
  display: flex;
  max-width: 100%;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
  color: var(--color-ink-55);
  font-family: var(--font-mono);
  font-size: 11px;
}

.deepdoc-facts span {
  padding: 6px 11px;
  border: 1px solid var(--color-ink-18);
  border-radius: var(--radius-pill);
}

.deepdoc-map {
  position: relative;
  min-height: 470px;
  border: 1px dashed var(--color-ink-40);
  border-radius: var(--radius-large);
}

.deepdoc-map::before,
.deepdoc-map::after {
  position: absolute;
  border: 1px solid var(--color-ink-18);
  border-radius: var(--radius-medium);
  content: "";
}

.deepdoc-map::before {
  inset: 52px 44px 70px 78px;
}

.deepdoc-map::after {
  inset: 84px 76px 102px 46px;
}

.deepdoc-map__bar {
  position: absolute;
  z-index: 2;
  top: 110px;
  right: 40px;
  left: 40px;
  display: flex;
  height: 46px;
  align-items: center;
  gap: 8px;
  padding-inline: 18px;
  border: 2px solid var(--color-accent);
  border-bottom: 1px solid var(--color-accent);
  border-radius: var(--radius-medium) var(--radius-medium) 0 0;
  background: var(--color-deep);
  color: var(--color-accent);
}

.deepdoc-map__bar span {
  width: 9px;
  height: 9px;
  border: 1px solid currentColor;
  border-radius: var(--radius-pill);
}

.deepdoc-map__bar code {
  margin-left: 8px;
  color: var(--color-ink-82);
  font-size: 12px;
}

.deepdoc-map__body {
  position: absolute;
  z-index: 2;
  top: 156px;
  right: 40px;
  left: 40px;
  padding: 22px;
  border: 2px solid var(--color-accent);
  border-top: 0;
  border-radius: 0 0 var(--radius-medium) var(--radius-medium);
  background: var(--color-deep);
}

.deepdoc-map__body div {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 20px;
  padding: 8px 0;
  border-bottom: 1px solid var(--color-ink-12);
  font-family: var(--font-mono);
  font-size: 13px;
}

.deepdoc-map__body div:last-child {
  border-bottom: 0;
}

.deepdoc-map__body strong {
  color: var(--color-accent);
  font-weight: 600;
}

.deepdoc-map__body span {
  color: var(--color-ink-70);
}

.deepdoc-map__line {
  position: absolute;
  z-index: 3;
  right: 28px;
  bottom: 12px;
  left: 28px;
  width: calc(100% - 56px);
  color: var(--color-warning);
}

.deepdoc-reading {
  width: 100%;
  max-width: calc(980px + (var(--gutter) * 2));
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.deepdoc-intro {
  color: var(--color-muted);
  font-size: 17px;
  line-height: 1.9;
}

.deepdoc-chapter {
  padding-top: 84px;
  padding-bottom: 32px;
  scroll-margin-top: 40px;
}

.deepdoc-chapter + .deepdoc-chapter {
  border-top: 1px solid var(--color-border);
}

.deepdoc-chapter h2 {
  margin-top: 0;
}

.deepdoc-chapter h3 {
  margin-top: 1.8em;
}

.deepdoc-chapter p {
  line-height: 1.92;
}

.deepdoc-chapter pre {
  margin-top: 28px;
  margin-bottom: 30px;
}

.deepdoc-next {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 40px;
  padding: 38px;
  border: 1px solid var(--color-accent-dark);
  border-radius: var(--radius-large);
  background: var(--color-accent-soft);
}

.deepdoc-next h2 {
  margin-bottom: 12px;
}

.deepdoc-next p:last-child {
  margin-bottom: 0;
  color: var(--color-muted);
}

@media (max-width: 960px) {
  .deepdoc-hero__grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }

  .deepdoc-map {
    width: min(100%, 680px);
    min-height: 430px;
  }
}

@media (max-width: 720px) {
  .deepdoc-hero__grid {
    padding-top: 64px;
    padding-bottom: 64px;
  }

  .deepdoc-hero__copy h1 {
    font-size: 30px;
  }

  .deepdoc-map {
    min-height: 360px;
  }

  .deepdoc-map::before {
    inset: 34px 22px 52px 42px;
  }

  .deepdoc-map::after {
    inset: 58px 38px 76px 24px;
  }

  .deepdoc-map__bar {
    top: 78px;
    right: 20px;
    left: 20px;
  }

  .deepdoc-map__body {
    top: 124px;
    right: 20px;
    left: 20px;
    padding: 16px;
  }

  .deepdoc-map__body div {
    font-size: 11px;
  }

  .deepdoc-chapter {
    padding-top: 64px;
  }

  .deepdoc-next {
    grid-template-columns: 1fr;
    padding: 28px;
  }
}

@media (max-width: 420px) {
  .deepdoc-hero__links {
    align-items: stretch;
  }

  .deepdoc-hero__links .btn {
    width: 100%;
  }

  .deepdoc-map {
    min-height: 330px;
  }

  .deepdoc-map__bar {
    top: 60px;
  }

  .deepdoc-map__body {
    top: 106px;
  }

  .deepdoc-map__line {
    display: none;
  }

  .deepdoc-next .cluster {
    align-items: stretch;
  }

  .deepdoc-next .btn {
    width: 100%;
  }
}