/* Informational guide: shared article styling, without a lead form in the hero. */
.identifiers-guide .guide-intro {
  padding-top: 40px;
  padding-bottom: 48px;
}

.identifiers-guide .guide-intro h1 {
  max-width: 19ch;
  margin: 24px 0;
  font-size: clamp(40px, 5.4vw, 68px);
  font-weight: 300;
  line-height: 1.04;
  letter-spacing: -.045em;
}

.identifiers-guide .guide-intro .lead {
  max-width: 68ch;
  margin-bottom: 28px;
}

.identifiers-guide .identifier-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  background: var(--surface);
}

.identifiers-guide .identifier-summary > div {
  padding: 24px;
}

.identifiers-guide .identifier-summary > div + div {
  border-left: 1px solid var(--line);
}

.identifiers-guide .identifier-summary dt {
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--ink);
}

.identifiers-guide .identifier-summary dd {
  margin: 0;
  color: var(--body);
  line-height: 1.55;
}

.identifiers-guide .guide-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  margin-top: 28px;
}

.identifiers-guide .guide-toc a {
  padding: 6px 0;
}

.identifiers-guide .guide-copy {
  max-width: 76ch;
  color: var(--body);
  font-size: 16px;
  line-height: 1.65;
}

.identifiers-guide .guide-copy h3 {
  margin: 28px 0 12px;
  color: var(--ink);
  font-size: 22px;
  font-weight: 500;
  line-height: 1.3;
}

.identifiers-guide .guide-copy p {
  margin: 0 0 18px;
}

.identifiers-guide .guide-copy li + li {
  margin-top: 10px;
}

.identifiers-guide .guide-copy ul,
.identifiers-guide .guide-copy ol {
  padding-left: 24px;
}

.identifiers-guide .sample-booking {
  max-width: 860px;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface);
}

.identifiers-guide .sample-booking figcaption {
  padding: 22px 28px;
  background: var(--accent-weak-2);
  color: var(--ink);
  line-height: 1.5;
}

.identifiers-guide .sample-booking figcaption strong {
  display: block;
  margin-bottom: 4px;
}

.identifiers-guide .sample-booking dl {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px 32px;
  margin: 0;
  padding: 28px;
}

.identifiers-guide .sample-booking dt {
  margin-bottom: 6px;
  color: var(--body);
  font-size: 14px;
}

.identifiers-guide .sample-booking dd {
  margin: 0;
  color: var(--ink);
  font-size: 19px;
  font-weight: 500;
  overflow-wrap: anywhere;
}

.identifiers-guide .sample-booking small {
  display: block;
  margin-top: 6px;
  color: var(--body);
  font-size: 14px;
  font-weight: 400;
  line-height: 1.5;
}

.identifiers-guide .sample-booking .sample-code dd {
  font-family: ui-monospace, monospace;
}

.identifiers-guide .guide-note {
  padding: 20px 24px;
  border-left: 3px solid var(--accent);
  background: var(--accent-weak-2);
}

@media (max-width: 760px) {
  .identifiers-guide .guide-intro {
    padding-top: 28px;
    padding-bottom: 36px;
  }

  .identifiers-guide .identifier-summary,
  .identifiers-guide .sample-booking dl {
    grid-template-columns: minmax(0, 1fr);
  }

  .identifiers-guide .identifier-summary > div {
    padding: 18px 20px;
  }

  .identifiers-guide .identifier-summary > div + div {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .identifiers-guide .sample-booking figcaption,
  .identifiers-guide .sample-booking dl {
    padding: 22px;
  }

  .identifiers-guide .guide-toc {
    gap: 8px 20px;
  }
}