/* Human-browsable sitemap. Notebook-skinned, token-driven so both themes and
   the site's paper/ink/blue palette come for free. */

.sm-page {
  max-width: 1120px;
  margin: 0 auto;
  padding: clamp(40px, 6vw, 72px) clamp(18px, 4vw, 32px) 80px;
  color: var(--nb-ink);
}

/* ── Hero ─────────────────────────────────────────────────────────────── */
.sm-hero {
  text-align: center;
  max-width: 46rem;
  margin: 0 auto clamp(2.25rem, 5vw, 3.5rem);
}
.sm-eyebrow {
  margin: 0 0 0.6rem;
  font-family: var(--nb-sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--nb-blue-strong);
}
.sm-title {
  margin: 0 0 0.75rem;
  overflow-wrap: anywhere;
  font-family: var(--nb-serif);
  font-size: clamp(2rem, 4.6vw, 3rem);
  line-height: 1.08;
  font-weight: 600;
  color: var(--nb-ink);
}
.sm-lead {
  margin: 0 auto;
  max-width: 34rem;
  font-family: var(--nb-sans);
  font-size: 1.02rem;
  line-height: 1.6;
  color: var(--nb-ink-2);
}

/* ── Programme section ────────────────────────────────────────────────── */
.sm-program {
  margin-top: clamp(2.25rem, 5vw, 3.25rem);
}
.sm-program-head {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 1.25rem;
}
.sm-program-title {
  margin: 0;
  font-family: var(--nb-serif);
  font-size: clamp(1.4rem, 2.6vw, 1.85rem);
  font-weight: 600;
  min-width: 0;
  white-space: normal;
  overflow-wrap: anywhere;
}
.sm-program-title a {
  color: var(--nb-ink);
  text-decoration: none;
  transition: color var(--nb-dur-1) var(--nb-ease);
}
.sm-program-title a:hover {
  color: var(--nb-blue-strong);
}
.sm-program-rule {
  flex: 1;
  height: 1px;
  background: var(--nb-border);
}

/* ── Board group ──────────────────────────────────────────────────────── */
.sm-board + .sm-board {
  margin-top: 1.75rem;
}
.sm-board-label {
  margin: 0 0 0.85rem;
  font-family: var(--nb-sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--nb-ink-3);
}

/* ── Subject cards ────────────────────────────────────────────────────── */
.sm-subject-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 248px), 1fr));
  gap: 0.9rem;
}
.sm-subject-card {
  min-width: 0;
  box-sizing: border-box;
  padding: clamp(18px, 1.15rem, 24px) clamp(18px, 1.2rem, 24px) clamp(20px, 1.25rem, 26px);
  background: var(--nb-paper-raised);
  border: 1px solid var(--nb-border);
  border-radius: 12px;
  box-shadow: var(--nb-shadow-1);
  transition:
    border-color var(--nb-dur-1) var(--nb-ease),
    box-shadow var(--nb-dur-1) var(--nb-ease),
    transform var(--nb-dur-1) var(--nb-ease);
}
@media (hover: hover) {
  .sm-subject-card:hover {
    border-color: var(--nb-blue);
    box-shadow: var(--glow-accent-tight, var(--nb-shadow-2)), var(--nb-shadow-2);
    transform: translateY(-2px);
  }
}
.sm-subject-name {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.85rem;
  font-family: var(--nb-serif);
  font-size: 1.12rem;
  font-weight: 600;
  color: var(--nb-ink);
  text-decoration: none;
  min-width: 0;
  overflow-wrap: anywhere;
}
.sm-subject-arrow {
  flex-shrink: 0;
  color: var(--nb-blue-strong);
  transform: translateX(0);
  transition: transform var(--nb-dur-1) var(--nb-ease);
}
.sm-subject-card:hover .sm-subject-arrow {
  transform: translateX(3px);
}

.sm-res-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.sm-res-link {
  display: inline-block;
  padding: 0.28rem 0.6rem;
  font-family: var(--nb-sans);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--nb-blue-strong);
  background: var(--nb-blue-wash);
  border: 1px solid transparent;
  border-radius: 999px;
  text-decoration: none;
  transition:
    background-color var(--nb-dur-1) var(--nb-ease),
    border-color var(--nb-dur-1) var(--nb-ease),
    color var(--nb-dur-1) var(--nb-ease);
}
.sm-res-link:hover {
  color: var(--nb-paper);
  background: var(--nb-blue);
  border-color: var(--nb-blue);
}

.sm-empty {
  text-align: center;
  font-family: var(--nb-sans);
  color: var(--nb-ink-2);
}

/* Respect reduced motion: kill transforms, keep colour feedback. */
@media (prefers-reduced-motion: reduce) {
  .sm-subject-card,
  .sm-subject-card:hover,
  .sm-subject-arrow,
  .sm-subject-card:hover .sm-subject-arrow {
    transform: none;
  }
}

/* Keep every sitemap action comfortably tappable without enlarging desktop UI. */
@media (pointer: coarse) {
  .sm-subject-name {
    box-sizing: border-box;
    min-height: 44px;
    padding-block: 0.35rem;
  }

  .sm-res-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    min-width: 44px;
    min-height: 44px;
    padding: 0.5rem 0.75rem;
  }
}