.nav-shell {
  padding: 20px 24px;
  margin-bottom: 34px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(16, 27, 39, 0.88), rgba(8, 14, 22, 0.96));
  box-shadow: 0 16px 38px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(18px);
}

.site-main {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.page-filter-section {
  display: grid;
  gap: 18px;
}

.period-switcher {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.period-pill {
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
}

.period-pill.is-active {
  color: var(--ink);
  border-color: rgba(226, 122, 63, 0.34);
  background: rgba(226, 122, 63, 0.14);
}

.ai-placeholder-card h2 {
  margin-bottom: 12px;
}

.page-intro,
.page-article {
  margin-top: 18px;
}

.page-title {
  max-width: 12ch;
  margin-bottom: 18px;
  font-size: clamp(2.6rem, 7vw, 5rem);
  line-height: 0.96;
  letter-spacing: -0.05em;
}

.listing-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.split-feature-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(0, 1.1fr);
  gap: 18px;
}

.compact-listing {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.separated-section-grid {
  align-items: start;
}

.route-card {
  position: sticky;
  top: 110px;
}

.route-card-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin: 18px 0 20px;
}

.route-card-meta strong {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 0.9;
}

.route-card-meta span {
  color: var(--muted);
}

.content-card {
  padding: 24px;
}

.content-card p,
.rich-text,
.article-content {
  color: var(--muted);
}

.rich-text p + p {
  margin-top: 1rem;
}

.light-link {
  color: #fff8ef;
}

.news-cover {
  min-height: 220px;
  margin-bottom: 18px;
}

.article-cover {
  min-height: 340px;
  margin: 28px 0;
}

@media (max-width: 900px) {
  .listing-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  }

  .route-card {
    position: static;
  }
}

@media (max-width: 760px) {
  .page-title {
    max-width: 100%;
  }

  .split-feature-grid {
    grid-template-columns: 1fr;
  }

  .route-card {
    position: static;
  }

  .content-card {
    padding: 20px;
  }

  .page-intro,
  .page-article {
    margin-top: 10px;
  }
}

@media (max-width: 520px) {
  .listing-grid,
  .compact-listing {
    grid-template-columns: 1fr;
  }

  .news-cover {
    min-height: 180px;
  }
}