/* Navigation Filter Styles - Specific to Manual Page */
#manual-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0 40px;
  padding-bottom: 20px;
  border-bottom: 1px solid #eee;
  /* Fallback or use var if imported, but pure css doesn't import vars across files unless cascade. */
  /* Re-declaring vars or assuming they are available from common.css which is loaded before. */
  border-bottom-color: var(--border-color);
}

.nav-btn {
  background-color: #f0f0f0;
  border: none;
  padding: 10px 20px;
  border-radius: 20px;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-color);
  transition: all 0.2s;
  font-family: inherit;
}

.nav-btn:hover {
  background-color: #e0e0e0;
}

.nav-btn.active {
  background-color: var(--main-color);
  color: #fff;
}