.site-header {
  position: relative;
  z-index: 100;
  min-width: 0;
  border-bottom: 1px solid var(--color-frame);
  background: var(--color-abyss);
  color: var(--color-lilac);
}

.site-header::after {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-amber) 30%, var(--color-amber) 70%, transparent);
  content: "";
  opacity: 0.72;
}

.site-header__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  width: min(100% - (var(--gutter) * 2), var(--container-max));
  min-height: 5.25rem;
  margin-inline: auto;
  gap: var(--space-3);
}

.site-header__nav,
.site-header__brand,
.site-header__toggle {
  min-width: 0;
}

.site-header__list,
.site-header__drawer-list {
  display: flex;
  align-items: center;
  gap: clamp(0.5rem, 1.4vw, 1.25rem);
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-header__list li,
.site-header__list li + li,
.site-header__drawer-list li,
.site-header__drawer-list li + li {
  margin: 0;
  padding: 0;
}

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

.site-header__list a,
.site-header__drawer-list a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  color: var(--color-lilac);
  font-family: var(--font-heading);
  font-size: var(--text-14);
  font-weight: 700;
  letter-spacing: 0.07em;
  line-height: 1;
  text-decoration: none;
  text-transform: uppercase;
  white-space: nowrap;
}

.site-header__list a::after {
  position: absolute;
  right: 0;
  bottom: 0.3rem;
  left: 0;
  height: 2px;
  background: var(--color-amber);
  content: "";
  opacity: 0;
  transform: scaleX(0.25);
  transform-origin: center;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.site-header__list a:hover,
.site-header__list a[aria-current="page"] {
  color: var(--color-amber-bright);
  transform: translateY(-1px);
}

.site-header__list a:hover::after,
.site-header__list a[aria-current="page"]::after {
  opacity: 1;
  transform: scaleX(1);
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  justify-self: center;
  gap: 0.625rem;
  min-height: 5.25rem;
  color: var(--color-lilac);
  text-decoration: none;
  white-space: nowrap;
}

.site-header__mark {
  display: block;
  flex: 0 0 2.75rem;
  width: 2.75rem;
  height: 2.75rem;
  object-fit: contain;
}

.site-header__brand-text {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: 0.045em;
  line-height: 1;
  text-transform: uppercase;
}

.site-header__toggle {
  display: none;
  align-items: center;
  justify-content: center;
  justify-self: end;
  width: 2.75rem;
  min-height: 2.75rem;
  padding: 0;
  border: 1px solid var(--color-frame);
  border-radius: var(--radius-control);
  background: var(--color-reliquary-deep);
  color: var(--color-lilac);
}

.site-header__toggle:hover,
.site-header__toggle[aria-expanded="true"] {
  border-color: var(--color-amber);
  color: var(--color-amber-bright);
}

.site-header__toggle-lines {
  display: grid;
  width: 1.25rem;
  gap: 0.25rem;
}

.site-header__toggle-lines span {
  display: block;
  height: 2px;
  background: currentColor;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

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

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

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

.site-header__drawer {
  position: absolute;
  z-index: 110;
  top: calc(100% + 1px);
  right: 0;
  left: 0;
  max-height: calc(100vh - 5.25rem);
  overflow-x: hidden;
  overflow-y: auto;
  border-bottom: 1px solid var(--color-frame);
  background: var(--color-blueberry);
  box-shadow: var(--shadow-overlay);
}

.site-header__drawer[hidden] {
  display: none;
}

.site-header__drawer-inner {
  width: min(100% - (var(--gutter) * 2), 40rem);
  margin-inline: auto;
  padding-block: var(--space-6);
}

.site-header__drawer-label {
  margin: 0 0 var(--space-3);
  color: var(--color-amber);
  font-family: var(--font-heading);
  font-size: var(--text-12);
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.33;
  text-transform: uppercase;
}

.site-header__drawer-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--color-frame);
}

.site-header__drawer-list a {
  display: flex;
  min-height: 3.25rem;
  padding: var(--space-3) 0;
  border-bottom: 1px solid color-mix(in srgb, var(--color-frame) 75%, transparent);
  font-size: var(--text-24);
  line-height: 1;
  white-space: normal;
}

.site-header__drawer-list a::before {
  width: 0.5rem;
  height: 0.5rem;
  margin-right: var(--space-3);
  border: 1px solid var(--color-amber);
  content: "";
  transform: rotate(45deg);
}

.site-header__drawer-list a:hover,
.site-header__drawer-list a[aria-current="page"] {
  color: var(--color-amber-bright);
}

@media (max-width: 67.9375rem) {
  .site-header__inner {
    grid-template-columns: 2.75rem minmax(0, 1fr) 2.75rem;
    min-height: 4.75rem;
  }

  .site-header__nav {
    display: none;
  }

  .site-header__brand {
    min-height: 4.75rem;
  }

  .site-header__toggle {
    display: inline-flex;
  }

  .site-header__drawer {
    max-height: calc(100vh - 4.75rem);
  }
}

@media (max-width: 24.3125rem) {
  .site-header__inner {
    gap: var(--space-2);
  }

  .site-header__brand {
    gap: 0.375rem;
  }

  .site-header__mark {
    flex-basis: 2rem;
    width: 2rem;
    height: 2rem;
  }

  .site-header__brand-text {
    font-size: 1.1875rem;
    letter-spacing: 0.025em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-header__list a:hover {
    transform: none;
  }
}