.site-header {
  position: relative;
  z-index: 1000;
  background-color: var(--color-dark-plum);
  color: var(--color-cream-light);
  box-shadow: var(--shadow-subtle);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
  min-height: 4rem;
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: inherit;
  flex-shrink: 0;
}

.site-header__logo {
  width: 3rem;
  height: 3rem;
  object-fit: contain;
}

.site-header__brand-text {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: var(--weight-bold);
  line-height: 1.2;
  color: var(--color-white);
  white-space: nowrap;
}

.site-header__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 0.25rem;
  width: var(--min-touch-target);
  height: var(--min-touch-target);
  padding: 0;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-small);
  cursor: pointer;
  color: var(--color-cream-light);
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.site-header__toggle:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

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

.site-header__toggle-line {
  display: block;
  width: 1.5rem;
  height: 2px;
  background-color: currentColor;
  border-radius: 1px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-line:nth-child(1) {
  transform: translateY(0.375rem) 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(-0.375rem) rotate(-45deg);
}

.site-header__nav {
  display: flex;
  align-items: center;
  margin-inline-start: auto;
}

.site-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  list-style: none;
  margin: 0;
  padding: 0;
}

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

.site-header__nav-link {
  display: inline-flex;
  align-items: center;
  min-height: var(--min-touch-target);
  padding: var(--space-2) var(--space-2);
  font-size: var(--text-small);
  font-weight: var(--weight-semibold);
  line-height: 1.2;
  color: var(--color-cream-light);
  text-decoration: none;
  white-space: nowrap;
  border-radius: var(--radius-small);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.site-header__nav-link:hover {
  color: var(--color-burnt-orange);
  background-color: rgba(255, 255, 255, 0.05);
}

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

.site-header__nav-link[aria-current="page"] {
  color: var(--color-burnt-orange);
  text-decoration: underline;
  text-underline-offset: 0.3em;
}

@media (max-width: 63.999rem) {
  .site-header__brand-text {
    display: none;
  }

  .site-header__toggle {
    display: flex;
  }

  .site-header__nav {
    position: absolute;
    inset-block-start: 100%;
    inset-inline-start: 0;
    inset-inline-end: 0;
    background-color: var(--color-dark-plum);
    box-shadow: var(--shadow-hover);
    max-height: calc(100vh - 4rem);
    overflow-y: auto;
    display: none;
    padding: var(--space-4);
    border-block-start: 1px solid rgba(255, 255, 255, 0.15);
  }

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

  .site-header__nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-2);
  }

  .site-header__nav-link {
    width: 100%;
    justify-content: flex-start;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-body);
    min-height: var(--min-touch-target);
  }
}

@media (min-width: 64rem) {
  .site-header__inner {
    min-height: 4.5rem;
  }

  .site-header__logo {
    width: 3rem;
    height: 3rem;
  }

  .site-header__brand-text {
    font-size: 1.5rem;
  }

  .site-header__nav-list {
    gap: var(--space-5);
  }

  .site-header__nav-link {
    font-size: var(--text-body);
    padding: var(--space-2) var(--space-3);
  }
}