.site-header {
  position: relative;
  z-index: 100;
  background-color: var(--color-milk-grey);
  border-bottom: var(--border-width) solid var(--color-graphite);
  box-shadow: var(--shadow-hard-sm);
}

.site-header__inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--space-md);
  min-height: 72px;
  padding-block: var(--space-sm);
}

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

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

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

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

.site-header__list li {
  margin: 0;
  padding: 0;
}

.site-header__link {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: var(--text-caption);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--color-graphite);
  text-decoration: none;
  padding: var(--space-xs) var(--space-sm);
  border: 2px solid transparent;
  transition: color var(--transition-step), border-color var(--transition-step);
}

.site-header__link:hover {
  color: var(--color-pixel-coral);
  border-color: var(--color-pixel-coral);
}

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

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

.site-header__logo {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  image-rendering: pixelated;
}

.site-header__brand-text {
  font-family: var(--font-heading);
  font-size: var(--text-h3);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

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

.site-header__toggle:hover {
  transform: translate(2px, 2px);
  box-shadow: var(--shadow-hard-sm);
}

.site-header__toggle:active {
  transform: translate(4px, 4px);
  box-shadow: none;
}

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

.site-header__toggle-line {
  display: block;
  width: 24px;
  height: 3px;
  background-color: var(--color-graphite);
  transition: transform var(--transition-step), opacity var(--transition-step);
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-line:nth-child(1) {
  transform: translateY(8px) 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(-8px) rotate(-45deg);
}

.site-header__mobile-nav {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 99;
  background-color: var(--color-white);
  border-bottom: var(--border-width) solid var(--color-graphite);
  box-shadow: var(--shadow-hard);
  max-height: calc(100vh - 100%);
  overflow-y: auto;
  padding: var(--space-md);
}

.site-header__mobile-nav[hidden] {
  display: none !important;
}

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

.site-header__mobile-list li {
  margin: 0;
  padding: 0;
}

.site-header__mobile-link {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--text-caption);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--color-graphite);
  text-decoration: none;
  padding: var(--space-sm) var(--space-md);
  border: 2px solid transparent;
  transition: color var(--transition-step), border-color var(--transition-step);
}

.site-header__mobile-link:hover {
  color: var(--color-pixel-coral);
  border-color: var(--color-pixel-coral);
}

.site-header__mobile-link:focus-visible {
  outline: 2px solid var(--color-pixel-coral);
  outline-offset: 2px;
}

@media (max-width: 64rem) {
  .site-header__inner {
    grid-template-columns: auto 1fr auto;
    gap: var(--space-sm);
  }

  .site-header__nav {
    display: none;
  }

  .site-header__toggle {
    display: flex;
  }

  .site-header__brand {
    justify-self: center;
  }

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

  .site-header__brand-text {
    font-size: var(--text-h3);
  }
}

@media (max-width: 36rem) {
  .site-header__brand-text {
    display: none;
  }

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