/* leaderboard.css — /leaderboard page styles
   Extends style.css design system: dark + amber, Instrument Serif headings */

/* ── Layout ── */
.lb-main {
  padding: 80px 0 100px;
}

/* ── Hero ── */
.lb-hero {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 64px;
}

.lb-title {
  font-family: var(--font-display);
  font-size: clamp(42px, 7vw, 72px);
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--text);
  margin: 24px 0 20px;
}
.lb-title em {
  font-style: italic;
  color: var(--accent);
}

.lb-subtitle {
  font-size: clamp(15px, 2vw, 18px);
  color: var(--text-muted);
  line-height: 1.65;
}

.lb-boost {
  color: var(--accent);
  font-weight: 700;
}

/* ── Table ── */
.lb-table-wrap {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 32px;
}

.lb-table {
  width: 100%;
  border-collapse: collapse;
}

.lb-th {
  background: var(--bg-elevated);
  padding: 14px 20px;
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  border-bottom: 1px solid var(--border);
}
.lb-th--rank   { width: 64px; text-align: center; }
.lb-th--refs   { width: 120px; text-align: right; }
.lb-th--climbed { width: 160px; text-align: right; }

/* ── Rows ── */
.lb-row {
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}
.lb-row:last-child { border-bottom: none; }
.lb-row:hover { background: var(--bg-elevated); }

/* Top 3 get gold/silver/bronze accent */
.lb-row--gold   td.lb-td--rank { color: #fbbf24; }
.lb-row--silver td.lb-td--rank { color: #a0aec0; }
.lb-row--bronze td.lb-td--rank { color: #cd7f32; }

.lb-td {
  padding: 16px 20px;
  font-size: 14px;
  color: var(--text);
  vertical-align: middle;
}
.lb-td--rank {
  text-align: center;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  color: var(--text-faint);
  width: 64px;
}
.lb-td--email {
  font-size: 14px;
  color: var(--text-muted);
  font-family: monospace;
  letter-spacing: 0.02em;
}
.lb-td--refs {
  text-align: right;
  font-weight: 700;
  color: var(--accent);
}
.lb-td--climbed {
  text-align: right;
  color: var(--text-muted);
}
.lb-climbed-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.2);
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 999px;
}

/* ── Loading / empty ── */
.lb-loading-row td { padding: 48px 20px; }
.lb-loading {
  text-align: center;
  color: var(--text-faint);
  font-size: 14px;
}
.lb-empty {
  text-align: center;
  color: var(--text-muted);
  font-size: 15px;
  padding: 16px 0;
}
.lb-empty[hidden] { display: none; }

/* ── Bottom CTA ── */
.lb-cta {
  text-align: center;
  margin-top: 48px;
}
.lb-cta-text {
  font-size: 16px;
  color: var(--text-muted);
  margin-bottom: 20px;
}
.lb-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent);
  color: #000;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  padding: 14px 28px;
  border-radius: var(--radius);
  text-decoration: none;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}
.lb-cta-btn:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 8px 30px rgba(245, 158, 11, 0.35);
}
.lb-cta-btn:active { transform: translateY(0); }

/* ── Mobile ── */
@media (max-width: 640px) {
  .lb-main { padding: 60px 0 80px; }
  .lb-hero  { margin-bottom: 40px; }
  .lb-th--climbed,
  .lb-td--climbed { display: none; }
  .lb-td { padding: 14px 14px; }
  .lb-th  { padding: 12px 14px; }
}