.block-document {
  padding-top: 0;
}

.block-document__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 320px);
  gap: clamp(32px, 5vw, 72px);
  align-items: start;
}

.block-document__grid--single {
  grid-template-columns: minmax(0, 760px);
}

.block-document__body {
  display: flex;
  flex-direction: column;
  gap: clamp(28px, 3vw, 40px);
  max-width: 760px;
}

.block-document__part {
  scroll-margin-top: 110px;
}

.block-document__title {
  margin: 0 0 14px;
  font-family: var(--ib-font-display);
  font-size: clamp(21px, 2vw, 25px);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -.01em;
}

.block-document__text {
  font-size: 16px;
  line-height: 1.75;
  color: var(--ib-fg);
}

.block-document__text p {
  margin: 0 0 1em;
}

.block-document__text p:last-child {
  margin-bottom: 0;
}

.block-document__text b,
.block-document__text strong {
  font-weight: 600;
}

.block-document__aside {
  position: sticky;
  top: 96px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.block-document__toc {
  padding: 22px 24px;
  border: 1px solid var(--ib-line);
  border-radius: var(--ib-radius);
  background: var(--ib-bg);
}

.block-document__toc-title {
  margin: 0 0 12px;
  color: var(--ib-muted);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.block-document__toc-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  max-height: calc(100vh - 380px);
  overflow-y: auto;
}

.block-document__toc-link {
  color: var(--ib-fg);
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
  transition: color var(--ib-motion) var(--ib-ease);
}

.block-document__toc-link:hover,
.block-document__toc-link:focus-visible {
  color: var(--ib-accent-ink, var(--ib-accent));
}

.block-document__card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  padding: 24px;
  border-radius: var(--ib-radius);
  background: var(--ib-bg-soft);
}

.block-document__card-title {
  margin: 0;
  font-family: var(--ib-font-display);
  font-size: 19px;
  font-weight: 600;
}

.block-document__card-text {
  margin: 0;
  color: var(--ib-muted);
  font-size: 14px;
  line-height: 1.55;
}

.block-document__card-button {
  margin-top: 6px;
}

@media (max-width: 1023px) {
  .block-document__grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .block-document__aside {
    position: static;
  }

  .block-document__toc {
    display: none;
  }
}