.series-nav {
  margin-top: 2rem;
  border: 1px solid var(--accent);
  border-radius: 8px;
  padding: 1.2rem 1.5rem;
}

.series-nav__header {
  font-weight: bold;
  margin-bottom: 0.8rem;
  font-size: 0.95rem;
  opacity: 0.85;
}

.series-nav__icon {
  margin-right: 0.4rem;
}

.series-nav__list {
  margin: 0 0 1rem 0;
  padding-left: 1.4rem;
  list-style: decimal;
}

.series-nav__item {
  padding: 0.25rem 0;
  font-size: 0.92rem;
}

.series-nav__item a {
  text-decoration: none;
}

.series-nav__item a:hover {
  text-decoration: underline;
}

.series-nav__item--current {
  font-weight: bold;
}

.series-nav__current {
  opacity: 0.7;
}

.series-nav__buttons {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 0.8rem;
  border-top: 1px solid var(--accent);
}

.series-nav__btn {
  text-decoration: none;
  font-size: 0.9rem;
  padding: 0.4rem 0.8rem;
  border-radius: 4px;
}

.series-nav__btn:hover {
  text-decoration: underline;
}

.series-nav__btn--disabled {
  opacity: 0.3;
  cursor: default;
}