.about-quick-facts-section {
  background: linear-gradient(180deg, var(--paper-2) 0%, var(--paper) 100%);
  border-block: 1px solid var(--line);
}

.about-quick-facts,
.biographical-sources {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: clamp(32px, 5vw, 64px);
  margin: clamp(24px, 3vw, 34px) 0 0;
  border-top: 1px solid var(--line);
}

.about-quick-fact,
.biographical-source {
  min-width: 0;
  padding: 18px 0 19px;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 130px;
}

.about-quick-fact dt {
  margin: 0 0 6px;
  color: var(--green-dark);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.075em;
  line-height: 1.35;
  text-transform: uppercase;
}

.about-quick-fact dd {
  margin: 0;
  color: var(--ink);
  font-size: clamp(1rem, 1.5vw, 1.12rem);
  font-weight: 700;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.about-quick-fact dd > a:not(.fact-reference) {
  color: inherit;
  text-decoration-color: color-mix(in srgb, var(--gold) 70%, transparent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

.fact-reference {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.75rem;
  min-height: 1.75rem;
  margin-left: 0.18rem;
  border-radius: 999px;
  color: var(--green-dark);
  background: color-mix(in srgb, var(--gold) 13%, transparent);
  font-size: 0.72rem;
  font-weight: 850;
  line-height: 1;
  text-decoration: none;
  vertical-align: middle;
}

.fact-reference:hover,
.fact-reference:focus-visible {
  background: color-mix(in srgb, var(--gold) 28%, transparent);
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.about-facts-note {
  max-width: 76ch;
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.65;
}

.biographical-source {
  display: grid;
  align-content: start;
  gap: 7px;
}

.biographical-source .source-number {
  color: var(--green-dark);
  font-size: 0.76rem;
  font-weight: 850;
  letter-spacing: 0.075em;
  text-transform: uppercase;
}

.biographical-source strong {
  color: var(--ink);
  font-size: 1.05rem;
  line-height: 1.4;
}

.biographical-source p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.biographical-source > a {
  width: fit-content;
  font-weight: 750;
}

.source-backlinks {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.7rem;
  font-size: 0.84rem;
}

#quick-facts,
#biographical-sources {
  scroll-margin-top: 120px;
}

@media (max-width: 699px) {
  .about-quick-facts,
  .biographical-sources {
    grid-template-columns: 1fr;
  }

  .about-quick-fact,
  .biographical-source {
    padding-block: 15px 16px;
  }

  .fact-reference {
    min-width: 2rem;
    min-height: 2rem;
  }
}