.ab-credential-system {
  --ab-credential-paper: #fffdf8;
  --ab-credential-ink: #082b4c;
  --ab-credential-muted: #6e675d;
  --ab-credential-line: #d8d0c3;
  --ab-credential-gold: #b78c43;
}

.ab-credentials-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  margin: 30px 0;
}

.ab-credential-card {
  min-width: 0;
  border: 1px solid var(--ab-credential-line);
  border-top: 2px solid var(--ab-credential-gold);
  border-radius: 2px;
  background: var(--ab-credential-paper);
  padding: clamp(22px, 3vw, 30px);
  box-shadow: 0 16px 34px rgba(8, 43, 76, .06);
}

.ab-credential-card h3,
.ab-context-credential h2 {
  margin: 0 0 14px;
  color: var(--ab-credential-ink);
  font-family: inherit;
  font-size: clamp(1rem, 1.35vw, 1.15rem);
  font-style: normal;
  font-weight: 700;
  line-height: 1.35;
}

.ab-credential-card > p:not(.ab-credential-sigla):not(.ab-credential-scope),
.ab-context-credential > div > p {
  color: var(--ab-credential-muted);
}

.ab-credential-sigla {
  margin: 0 0 10px;
  color: var(--ab-credential-ink);
  font-family: inherit;
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  font-style: normal;
  font-weight: 700;
  letter-spacing: -.02em;
  line-height: 1;
}

.ab-credential-scope {
  margin: 22px 0 0;
  border-top: 1px solid var(--ab-credential-line);
  padding-top: 12px;
  color: var(--ab-credential-ink);
  font-size: .86rem;
  font-weight: 700;
}

.ab-credential-scope span {
  display: block;
  margin-bottom: 4px;
  color: var(--ab-credential-gold);
  font-size: .67rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.ab-credential-sources {
  margin-top: 28px;
  border-top: 1px solid var(--ab-credential-line);
  padding-top: 20px;
  color: var(--ab-credential-muted);
  font-size: .85rem;
  line-height: 1.65;
}

.ab-credential-sources a,
.ab-route-note a,
.ab-reference-note a,
.ab-inline-guide-link a,
.ab-context-credential a {
  color: var(--ab-credential-ink);
  text-decoration-color: var(--ab-credential-gold);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.ab-credential-sources a:focus-visible,
.ab-route-note a:focus-visible,
.ab-reference-note a:focus-visible,
.ab-inline-guide-link a:focus-visible,
.ab-context-credential a:focus-visible {
  outline: 2px solid var(--ab-credential-gold);
  outline-offset: 4px;
}

.ab-credential-checked {
  color: var(--ab-credential-ink);
  font-weight: 650;
}

.ab-context-credential {
  display: grid;
  grid-template-columns: minmax(100px, .25fr) minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
  border-top: 2px solid var(--ab-credential-gold);
  border-bottom: 1px solid var(--ab-credential-line);
  padding: clamp(26px, 4vw, 42px) 0;
}

.ab-context-credential .ab-credential-sigla {
  font-size: clamp(2.7rem, 7vw, 5.2rem);
}

.ab-route-note,
.ab-reference-note {
  margin: 24px 0;
  border-left: 2px solid var(--ab-credential-gold);
  background: rgba(183, 140, 67, .07);
  padding: 18px 20px;
  color: var(--ab-credential-muted);
}

.me-author-role {
  margin: 0 0 10px;
  color: #6e675d;
  font-weight: 650;
}

.ab-inline-guide-link {
  margin: 18px 0 0;
}

.materials-guide-link {
  margin: 22px 0 0;
}

.materials-guide-link a,
.materials-shell .independence a {
  color: var(--navy);
  text-decoration-color: var(--gold);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.materials-guide-link a:focus-visible,
.materials-shell .independence a:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 4px;
}

@media (max-width: 1023px) {
  .ab-credentials-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .ab-credentials-grid,
  .ab-context-credential {
    grid-template-columns: 1fr;
  }

  .ab-credentials-grid {
    gap: 14px;
  }

  .ab-context-credential {
    gap: 16px;
  }
}