/* ── MATURITY LADDER ── */
.ladder { display: grid; gap: 0; margin-bottom: 2.5rem; }
.ladder-rung {
  display: grid; grid-template-columns: 56px 1fr; gap: 1.2rem;
  padding: 1.5rem 0; border-bottom: 1px solid var(--border-subtle); align-items: start;
}
.ladder-rung:last-child { border-bottom: none; }
.ladder-level {
  font-family: var(--font-sans); font-size: 0.55rem;
  letter-spacing: 0.06em; text-transform: uppercase; text-align: center;
  padding: 5px 0; border-radius: 3px;
}
.lv-1 { background: rgba(230,0,18,0.12); color: var(--nintendo-red); }
.lv-2 { background: var(--coin-gold-dim); color: var(--coin-gold); }
.lv-3 { background: rgba(57, 70, 160, 0.18); color: var(--nintendo-secondary-light); }
.lv-4 { background: var(--pipe-green-dim); color: var(--pipe-green); }
.ladder-content h4 { font-size: 0.95rem; font-weight: 600; margin-bottom: 0.25rem; }
.ladder-content p { font-size: 0.84rem; color: var(--text-secondary); line-height: 1.55; }
.ladder-example {
  font-family: var(--font-sans); font-style: italic;
  color: var(--text-muted); margin-top: 0.35rem; font-size: 0.86rem;
}