.site-header {
  position: relative;
  z-index: 1000;
  background-color: var(--color-victorian-walnut);
  color: var(--color-ivory);
  border-bottom: 1px solid var(--color-antique-brass-50);
}

.site-header__inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  min-height: 72px;
}

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

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

.site-header__logo {
  width: 48px;
  height: 48px;
  object-fit: contain;
  flex-shrink: 0;
}

.site-header__brand-text {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.nav-toggle {
  display: none;
}

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

.site-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  list-style: none !important;
  margin: 0;
  padding: 0;
}

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

.site-header__nav-item + .site-header__nav-item {
  margin: 0;
}

.site-header__nav-link {
  display: inline-block;
  padding: var(--space-sm) 0;
  color: var(--color-ivory);
  text-decoration: none;
  font-weight: 500;
  font-size: var(--text-body);
  line-height: 1.2;
  white-space: nowrap;
  transition: color var(--transition-fast);
  position: relative;
}

.site-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-antique-brass);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-fast);
}

.site-header__nav-link:hover,
.site-header__nav-link:focus-visible {
  color: var(--color-antique-brass);
  text-decoration: none;
}

.site-header__nav-link:hover::after,
.site-header__nav-link:focus-visible::after {
  transform: scaleX(1);
}

.site-header__nav-link:focus-visible {
  outline: 2px solid var(--color-antique-brass);
  outline-offset: 4px;
}

@media (max-width: 991px) {
  .site-header__inner {
    min-height: 64px;
  }

  .site-header__logo {
    width: 40px;
    height: 40px;
  }

  .site-header__brand-text {
    font-size: 1.125rem;
  }

  .nav-toggle {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    width: 44px;
    height: 44px;
    padding: var(--space-sm);
    border-radius: var(--radius-sm);
    background-color: transparent;
    border: 1px solid var(--color-antique-brass-50);
    cursor: pointer;
    transition: background-color var(--transition-fast), border-color var(--transition-fast);
  }

  .nav-toggle:hover {
    background-color: rgba(217, 119, 6, 0.1);
    border-color: var(--color-antique-brass);
  }

  .nav-toggle:focus-visible {
    outline: 2px solid var(--color-antique-brass);
    outline-offset: 2px;
  }

  .nav-toggle__bar {
    display: block;
    width: 20px;
    height: 2px;
    background-color: var(--color-ivory);
    border-radius: 2px;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
  }

  .nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
    transform: translateY(6px) 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(-6px) rotate(-45deg);
  }

  .site-header__nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-victorian-walnut);
    border-bottom: 1px solid var(--color-antique-brass-50);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-fast);
    display: block;
  }

  .site-header__nav.is-open {
    max-height: 400px;
    overflow-y: auto;
  }

  .site-header__nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: var(--space-sm) var(--space-lg);
  }

  .site-header__nav-item {
    width: 100%;
  }

  .site-header__nav-link {
    display: block;
    padding: var(--space-sm) 0;
    border-bottom: 1px solid rgba(217, 119, 6, 0.2);
  }

  .site-header__nav-link::after {
    display: none;
  }
}

@media (max-width: 480px) {
  .site-header__inner {
    padding-inline: var(--space-md);
  }

  .site-header__brand-text {
    display: none;
  }
}