@media (max-width: 991px) {
  .site-nav .container {
    align-items: flex-start;
  }

  .navbar-collapse {
    width: 100%;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--line);
  }

  .navbar-nav {
    align-items: flex-start !important;
  }

  .site-link,
  .nav-cta-wrap {
    margin-left: 0;
  }

  .nav-cta-wrap {
    margin-top: 0.85rem;
  }

  .hero-layout,
  .focus-grid,
  .topic-grid,
  .blog-list,
  .timeline-strip {
    grid-template-columns: 1fr;
  }

  .hero-title {
    max-width: 100%;
  }
}

@media (max-width: 767px) {
  .site-main-wrap {
    padding-top: 1.4rem;
  }

  .section {
    margin-bottom: 1.4rem;
    padding-top: 1.2rem;
  }

  .hero-title {
    font-size: clamp(2.2rem, 12vw, 3.6rem);
  }

  .level-title {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.2rem;
  }
}