.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
}

.site-header__inner {
  min-height: 64px;
}

.site-logo__text {
  font-family: var(--font-display);
  font-size: 0.95rem;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav__item--highlight .nav__link {
  color: var(--color-primary);
}

.nav__item--highlight .nav__link::after {
  width: 100%;
}

/* Mobile navigation */
@media (max-width: 900px) {
  .nav {
    display: block;
    position: absolute;
    inset-inline: 0;
    top: 100%;
    background: rgba(0, 0, 0, 0.98);
    border-bottom: 1px solid var(--color-border-strong);
    transform-origin: top;
    transform: scaleY(0.9);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base);
  }

  .nav--open {
    opacity: 1;
    visibility: visible;
    transform: scaleY(1);
  }

  .nav__list {
    flex-direction: column;
    align-items: flex-start;
    padding: 0 var(--space-4) var(--space-4);
    gap: var(--space-2);
  }

  .nav__link {
    display: block;
    width: 100%;
    padding-block: 0.5rem;
  }
}

.nav-toggle {
  cursor: pointer;
}

.nav-toggle span {
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.nav-toggle--active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle--active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle--active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (prefers-reduced-motion: reduce) {
  .nav,
  .nav-toggle span {
    transition: none;
  }
}