#charliehub-navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10000;
  background: var(--tr-aour-glaz, #4A6FA5);
  height: 48px;
  font-family: var(--font-body, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif);
}

.ch-nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
  height: 100%;
  display: flex;
  align-items: center;
}

.ch-nav-brand {
  color: #fff;
  font-family: var(--font-display, 'IBM Plex Sans', sans-serif);
  font-weight: 600;
  font-size: 1.1rem;
  text-decoration: none;
  margin-right: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.ch-nav-brand svg {
  width: 24px;
  height: 24px;
}

.ch-nav-links {
  display: flex;
  gap: 0.25rem;
  margin-left: auto;
}

.ch-nav-link {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  padding: 0.5rem 0.75rem;
  font-size: 0.9rem;
  border-radius: var(--radius-sm, 4px);
  transition: color var(--transition-fast, 0.15s ease), background var(--transition-fast, 0.15s ease);
}

.ch-nav-link:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.15);
}

.ch-nav-link--active {
  color: #fff;
  font-weight: 500;
  background: rgba(255, 255, 255, 0.2);
}

/* MkDocs adjustment - push header down */
.md-header {
  top: 48px !important;
}

@media (max-width: 768px) {
  .ch-nav-links {
    gap: 0;
  }
  .ch-nav-link {
    padding: 0.5rem;
    font-size: 0.8rem;
  }
  .ch-nav-brand span {
    display: none;
  }
}