/* ─── Leaderboard page ─────────────────────────────────────────────────────
   Classes here are leaderboard-specific; no other page uses them, so
   loading this stylesheet globally is harmless.
──────────────────────────────────────────────────────────────────────────── */

/* ── Horizontal board grid ───────────────────────────────────────────────── */
.lb-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .9rem 1.1rem;
  align-items: start;
  margin-bottom: 1rem;
}

.lb-grid.lb-grid-3 { grid-template-columns: repeat(3, 1fr); }
.lb-grid.lb-grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Board cards — each h3+blurb+table group wrapped by leaderboards.js */
.md-typeset .lb-board {
  background: var(--md-code-bg-color);
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: .4rem;
  padding: .85rem 1rem 1rem;
  min-width: 0;
}

.md-typeset .lb-board h3 {
  margin: 0 0 .45rem;
  font-size: .88rem;
}

.md-typeset .lb-board > p {
  font-size: .78rem;
  margin: 0 0 .55rem;
  line-height: 1.4;
  color: var(--md-default-fg-color--light);
}

.md-typeset .lb-board table {
  display: block;
  overflow-x: auto;
  font-size: .76rem;
  margin: 0;
  width: 100%;
}

.md-typeset .lb-board table th,
.md-typeset .lb-board table td {
  padding: .2rem .38rem;
  white-space: nowrap;
}

/* Responsive breakpoints */
@media (max-width: 1200px) {
  .lb-grid.lb-grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .lb-grid.lb-grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .lb-grid, .lb-grid.lb-grid-3, .lb-grid.lb-grid-4 {
    grid-template-columns: 1fr;
  }
}

/* ── Quick-jump pill bar ─────────────────────────────────────────────────── */
nav.lb-nav {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem;
  padding: .65rem .9rem;
  margin: 1.5rem 0 0;
  background: var(--md-code-bg-color);
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: .5rem;
}

nav.lb-nav a {
  display: inline-block;
  padding: .18rem .65rem;
  border-radius: 9999px;
  border: 1px solid var(--md-default-fg-color--lighter);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--md-default-fg-color--light);
  text-decoration: none !important;
  white-space: nowrap;
  transition: color .12s, border-color .12s, background .12s;
}

nav.lb-nav a:hover {
  color: var(--lgnd-wm-top);
  border-color: var(--lgnd-wm-mid);
  background: rgba(183, 140, 30, .1);
}

/* ── Section chapter headers ─────────────────────────────────────────────── */
.md-typeset h2.lb-section {
  margin-top: 2.2rem;
  padding: .3rem 0 .3rem .85rem;
  border-left: 3px solid var(--lgnd-wm-mid);
  background: linear-gradient(90deg, rgba(183, 140, 30, .09) 0%, transparent 60%);
  border-radius: 0 .3rem .3rem 0;
}

/* ── Medal row highlights (applied by leaderboards.js) ───────────────────── */
.md-typeset table tr.lb-gold td,
.md-typeset table tr.lb-gold th {
  background: rgba(212, 175, 55, .17);
}

.md-typeset table tr.lb-silver td,
.md-typeset table tr.lb-silver th {
  background: rgba(175, 175, 195, .12);
}

.md-typeset table tr.lb-bronze td,
.md-typeset table tr.lb-bronze th {
  background: rgba(176, 118, 68, .11);
}

/* ── Freshness timestamp ─────────────────────────────────────────────────── */
.lb-asof p {
  text-align: center;
  font-size: .82rem;
  opacity: .72;
  margin: -.25rem 0 1.25rem;
}