.site-header {
  position: relative;
  z-index: 1000;
  background-color: var(--color-ivory);
  border-bottom: 1px solid var(--color-walnut);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-16);
  min-height: 72px;
  padding-block: var(--space-12);
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-12);
  text-decoration: none;
  color: var(--color-walnut);
  flex-shrink: 0;
}

.site-header__brand:hover {
  text-decoration: none;
}

.site-header__logo {
  width: 44px;
  height: 44px;
  object-fit: contain;
  flex-shrink: 0;
}

.site-header__brand-text {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.site-header__toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--color-walnut);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.site-header__toggle:hover {
  background-color: var(--color-limestone);
}

.site-header__toggle:focus-visible {
  outline: 2px solid var(--color-burgundy);
  outline-offset: 2px;
}

.site-header__toggle-icon,
.site-header__toggle-icon::before,
.site-header__toggle-icon::after {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--color-walnut);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
  position: relative;
}

.site-header__toggle-icon::before,
.site-header__toggle-icon::after {
  content: "";
  position: absolute;
  left: 0;
}

.site-header__toggle-icon::before {
  top: -6px;
}

.site-header__toggle-icon::after {
  top: 6px;
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-icon {
  background-color: transparent;
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-icon::before {
  transform: translateY(6px) rotate(45deg);
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-icon::after {
  transform: translateY(-6px) rotate(-45deg);
}

.site-header__nav {
  display: flex;
  align-items: center;
}

.site-header__list {
  display: flex;
  align-items: center;
  gap: var(--space-24);
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-header__item {
  margin: 0;
  padding: 0;
}

.site-header__link {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-walnut);
  text-decoration: none;
  padding-block: var(--space-8);
  white-space: nowrap;
  transition: color var(--transition-fast);
}

.site-header__link:hover {
  color: var(--color-burgundy);
  text-decoration: underline;
  text-decoration-color: var(--color-burgundy);
  text-underline-offset: 3px;
}

.site-header__link:focus-visible {
  outline: 2px solid var(--color-burgundy);
  outline-offset: 2px;
}

@media (max-width: 1023px) {
  .site-header__toggle {
    display: inline-flex;
  }

  .site-header__nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-ivory);
    border-bottom: 1px solid var(--color-walnut);
    padding: var(--space-16) var(--container-gutter-mobile);
    display: none;
    max-height: calc(100vh - 72px);
    overflow-y: auto;
    z-index: 999;
  }

  .site-header__nav.is-open {
    display: block;
  }

  .site-header__list {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-8);
  }

  .site-header__link {
    display: block;
    padding: var(--space-12) var(--space-8);
    border-bottom: 1px solid var(--color-limestone);
  }

  .site-header__item:last-child .site-header__link {
    border-bottom: none;
  }
}

@media (min-width: 1024px) {
  .site-header__nav {
    display: flex;
  }

  .site-header__list {
    gap: var(--space-32);
  }
}