.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: var(--wood-900);
  border-block-end: var(--border-hairline-dark);
  height: var(--header-height-mobile);
  transition: transform var(--transition-transform);
}

.site-header__inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding-mobile);
  height: 100%;
  gap: var(--space-md);
}

.site-header__brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  text-decoration: none;
  color: var(--cream-50);
  min-width: 0;
  flex-shrink: 1;
}

.site-header__brand:hover {
  color: var(--cream-50);
  text-decoration: none;
}

.site-header__brand:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-ring-offset);
  border-radius: var(--radius-sm);
}

.site-header__logo {
  width: 36px;
  height: 36px;
  object-fit: contain;
  flex-shrink: 0;
}

.site-header__wordmark {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 500;
  line-height: 1.2;
  color: var(--cream-50);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

.site-header__nav {
  display: none;
}

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

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

.site-header__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: var(--space-xs) var(--space-sm);
  font-family: var(--font-body);
  font-size: var(--text-body-small);
  font-weight: 500;
  line-height: var(--leading-body-small);
  color: var(--cream-50);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--transition-color);
}

.site-header__link:hover {
  color: var(--brass-300);
  text-decoration: none;
}

.site-header__link:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-ring-offset);
  border-radius: var(--radius-sm);
}

.site-header__toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-color);
}

.site-header__toggle:hover {
  background-color: rgba(251, 248, 242, 0.08);
}

.site-header__toggle:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-ring-offset);
}

.site-header__toggle-line {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--cream-50);
  border-radius: 1px;
  transition: transform var(--transition-transform), opacity var(--transition-opacity);
}

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

.site-header__toggle[aria-expanded="true"] .site-header__toggle-line:nth-child(2) {
  opacity: 0;
}

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

.site-header__mobile-nav {
  position: fixed;
  top: var(--header-height-mobile);
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--wood-900);
  z-index: 999;
  overflow-y: auto;
  padding: var(--space-lg) var(--container-padding-mobile);
  transform: translateX(100%);
  transition: transform var(--transition-transform);
  visibility: hidden;
}

.site-header__mobile-nav.is-open {
  transform: translateX(0);
  visibility: visible;
}

.site-header__mobile-nav-inner {
  max-width: var(--container-max);
  margin-inline: auto;
}

.site-header__mobile-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.site-header__mobile-item {
  margin: 0;
  padding: 0;
}

.site-header__mobile-link {
  display: block;
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-body);
  font-size: var(--text-body);
  font-weight: 500;
  line-height: var(--leading-body);
  color: var(--cream-50);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-color), color var(--transition-color);
}

.site-header__mobile-link:hover {
  background-color: rgba(251, 248, 242, 0.08);
  color: var(--brass-300);
  text-decoration: none;
}

.site-header__mobile-link:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-ring-offset);
}

@media (min-width: 768px) {
  .site-header {
    height: var(--header-height-desktop);
  }

  .site-header__inner {
    padding-inline: var(--container-padding-desktop);
  }

  .site-header__logo {
    width: 44px;
    height: 44px;
  }

  .site-header__wordmark {
    font-size: 1.125rem;
  }

  .site-header__toggle {
    display: none;
  }

  .site-header__mobile-nav {
    display: none;
  }

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

  .site-header__nav--left {
    justify-content: flex-start;
  }

  .site-header__nav--right {
    justify-content: flex-end;
  }
}

@media (min-width: 1024px) {
  .site-header__list {
    gap: var(--space-lg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-header,
  .site-header__mobile-nav,
  .site-header__toggle-line {
    transition-duration: 0.01ms !important;
  }
}