.rules-page {
  max-width: 780px;
  margin: 0 auto;
  padding-top: clamp(22px, 5vw, 42px);
  display: grid;
  gap: 14px;
}

.rules-intro h1 {
  font-size: clamp(2rem, 6vw, 3rem);
  font-weight: 750;
  line-height: 1.1;
  letter-spacing: -.035em;
}

.rules-intro p,
.rules-panel p,
.rules-panel li,
.rules-glossary dd {
  color: var(--color-text-muted);
  line-height: 1.55;
}

.rules-intro p,
.rules-panel p {
  margin-top: 10px;
}

.rules-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 14px 0 7px;
}

.rules-nav a {
  padding: 7px 12px;
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  color: var(--color-accent-soft);
  font-size: .88rem;
  font-weight: 650;
  text-decoration: none;
}

.rules-nav a:hover {
  background: var(--color-panel-hover);
  border-color: var(--color-accent);
}

.rules-panel {
  padding: clamp(16px, 4vw, 24px);
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  scroll-margin-top: 12px;
}

.rules-panel:target {
  border-color: var(--color-accent);
}

.rules-panel h2 {
  font-size: 1.2rem;
}

.rules-panel ol {
  display: grid;
  gap: 9px;
  margin-top: 12px;
  padding-inline-start: 1.4em;
}

.rules-panel li::marker {
  color: var(--color-accent-soft);
  font-weight: 700;
}

.rules-glossary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 20px;
}

.rules-glossary > div {
  padding-top: 10px;
  border-top: 1px solid var(--color-border);
}

.rules-glossary:not(:empty) {
  margin-top: 12px;
}

.rules-glossary dt {
  margin-bottom: 3px;
  color: var(--color-accent-soft);
  font-weight: 650;
}

@media (max-width: 580px) {
  .rules-glossary { grid-template-columns: 1fr; }
}