.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  overflow: visible;
}

.nav-brand-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  overflow: visible;
  min-width: 0;
}

.nav-tagline {
  font-size: var(--font-size-xs);
  line-height: 1.45;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-text-muted);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.nav-link-cta {
  padding-inline: 1rem;
  padding-block: 0.45rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(248, 243, 232, 0.28);
  color: var(--color-text);
  background: radial-gradient(circle at top left, rgba(16, 185, 129, 0.18), transparent 60%), rgba(2, 5, 4, 0.9);
}

.nav-link-cta:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

@media (max-width: 960px) {
  .navbar-inner {
    align-items: center;
  }

  #primary-navigation {
    position: fixed;
    inset-inline: 0;
    top: var(--nav-height);
    background: radial-gradient(circle at top, rgba(16, 185, 129, 0.12), transparent 55%), #020504;
    border-top: 1px solid var(--color-border-subtle);
    padding: var(--space-4);
    display: none;
    flex-direction: column;
    gap: var(--space-3);
  }

  #primary-navigation.is-open {
    display: flex;
  }

  .nav-link {
    width: 100%;
    padding-block: 0.5rem;
  }

  .nav-link-cta {
    text-align: center;
  }
}

.nav-toggle {
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  width: 44px;
  height: 44px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-toggle-bar {
  transition: transform var(--transition-standard), opacity var(--transition-standard);
}