.article-body strong {
  color: var(--navy);
  font-weight: 900;
}

.reading-contract,
.evidence-note {
  margin: 26px 0;
  padding: 18px 20px;
  border: 1px solid rgba(31, 119, 123, 0.28);
  border-radius: 8px;
  background: rgba(31, 119, 123, 0.08);
}

.reading-contract h2,
.evidence-note h2 {
  margin: 0 0 10px;
  padding: 0;
  border: 0;
  font-size: 18px;
}

.reading-contract p,
.evidence-note p {
  margin: 8px 0 0;
}

.reading-contract ul {
  margin-bottom: 0;
}

.evidence-note {
  border-color: rgba(183, 121, 31, 0.28);
  background: rgba(183, 121, 31, 0.08);
}

.mechanism-figure {
  margin: 30px 0 34px;
}

.mechanism-figure img {
  display: block;
  width: 100%;
  border: 1px solid rgba(24, 55, 82, 0.13);
  border-radius: 8px;
  background: var(--paper);
  box-shadow: 0 14px 30px rgba(38, 45, 52, 0.08);
}

.mechanism-figure figcaption {
  margin-top: 9px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.shape-example {
  margin: 26px 0;
}

.shape-example pre {
  margin-bottom: 8px;
}

.shape-example figcaption {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

.article-body pre code {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.series-home {
  width: min(100%, 1180px);
  margin: 0 auto;
  padding: clamp(30px, 5vw, 68px) clamp(18px, 4vw, 52px) 88px;
}

.series-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(340px, 1.1fr);
  gap: clamp(26px, 5vw, 58px);
  align-items: center;
}

.series-hero h1 {
  max-width: 720px;
  font-size: clamp(38px, 6vw, 66px);
}

.series-cover {
  overflow: hidden;
  border: 1px solid rgba(24, 55, 82, 0.15);
  border-radius: 8px;
  background: rgba(255, 250, 240, 0.76);
  box-shadow: 0 14px 34px rgba(38, 45, 52, 0.09);
}

.series-cover img {
  display: block;
  width: 100%;
}

.route-section {
  margin-top: clamp(42px, 7vw, 72px);
  padding-top: 32px;
  border-top: 1px solid var(--line);
}

.route-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.route-card {
  display: grid;
  gap: 8px;
  min-height: 190px;
  padding: 20px;
  border: 1px solid rgba(24, 55, 82, 0.15);
  border-radius: 8px;
  background: rgba(255, 250, 240, 0.86);
  color: var(--ink);
  text-decoration: none;
  box-shadow: 0 10px 24px rgba(38, 45, 52, 0.06);
}

.route-card:hover {
  border-color: var(--teal);
  color: var(--ink);
  transform: translateY(-1px);
}

.route-card.upcoming {
  border-style: dashed;
  box-shadow: none;
  opacity: 0.78;
}

.route-card .chapter {
  color: var(--gold);
  font-size: 13px;
  font-weight: 850;
  letter-spacing: 0.04em;
}

.route-card strong {
  color: var(--navy);
  font-size: 21px;
  line-height: 1.35;
}

.route-card p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.65;
}

.route-card .status {
  align-self: end;
  color: var(--teal);
  font-size: 13px;
  font-weight: 800;
}

@media (max-width: 900px) {
  .series-hero,
  .route-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .site-header .local-nav {
    flex-wrap: wrap;
    gap: 5px;
    overflow-x: visible;
    justify-content: center;
  }

  .site-header .local-nav a {
    padding-inline: 6px;
    font-size: 11px;
  }

  .reading-contract,
  .evidence-note {
    padding: 15px 16px;
  }
}