.site-header {
  position: relative;
  z-index: 800;
  border-bottom: 1px solid rgb(243 233 208 / 24%);
  background: var(--color-midnight-navy);
  color: var(--color-mist-white);
}

.site-header__utility {
  border-bottom: 1px solid rgb(243 233 208 / 17%);
  color: var(--color-aged-paper);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.11em;
  line-height: 1.2;
  text-transform: uppercase;
}

.site-header__utility .container {
  padding-block: 0.45rem;
  text-align: center;
}

.site-header__masthead {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  min-height: 5.5rem;
  gap: var(--space-4);
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  gap: 0.55rem;
  color: var(--color-mist-white);
  font-family: var(--font-heading);
  font-size: 1.15rem;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
}

.site-header__brand img {
  flex: 0 0 auto;
  width: 3rem;
  height: 3rem;
  object-fit: contain;
}

.site-header__desktop-nav {
  min-width: 0;
}

.site-header__desktop-nav ul,
.site-header__mobile-nav ul {
  margin: 0;
  padding: 0;
  list-style: none !important;
}

.site-header__desktop-nav ul {
  display: flex;
  align-items: center;
  gap: clamp(0.75rem, 1.5vw, 1.35rem);
}

.site-header__desktop-nav--left ul {
  justify-content: flex-end;
}

.site-header__desktop-nav--right ul {
  justify-content: flex-start;
}

.site-header__desktop-nav li,
.site-header__desktop-nav li + li,
.site-header__mobile-nav li,
.site-header__mobile-nav li + li {
  margin: 0;
  padding: 0;
}

.site-header__desktop-nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  color: var(--color-mist-white);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
}

.site-header__desktop-nav a::after {
  position: absolute;
  right: 0;
  bottom: 0.38rem;
  left: 0;
  height: 1px;
  background: var(--color-cold-sea-blue);
  content: "";
  opacity: 0;
  transform: scaleX(0.35);
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.site-header__desktop-nav a:hover,
.site-header__desktop-nav a[aria-current="page"] {
  color: var(--color-aged-paper);
}

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

.site-header__toggle {
  display: none;
  justify-self: end;
  border-color: rgb(243 233 208 / 45%);
  background: var(--color-dark-iron);
  color: var(--color-mist-white);
}

.site-header__toggle:hover {
  border-color: var(--color-weathered-timber);
  background: var(--color-weathered-timber);
}

.nav-toggle {
  flex-direction: column;
}

.site-header__toggle span {
  transform-origin: center;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.site-header.is-menu-open .site-header__toggle span:nth-child(1) {
  transform: translateY(0.39rem) rotate(45deg);
}

.site-header.is-menu-open .site-header__toggle span:nth-child(2) {
  opacity: 0;
}

.site-header.is-menu-open .site-header__toggle span:nth-child(3) {
  transform: translateY(-0.39rem) rotate(-45deg);
}

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

.site-header :is(a, button):focus-visible {
  outline-color: var(--color-cold-sea-blue);
}

@media (max-width: 56.24rem) {
  .site-header__utility {
    display: none;
  }

  .site-header__masthead {
    grid-template-columns: minmax(0, 1fr) auto;
    min-height: 4rem;
    gap: var(--space-3);
  }

  .site-header__brand {
    justify-content: flex-start;
    font-size: 1.08rem;
  }

  .site-header__brand img {
    width: 2.25rem;
    height: 2.25rem;
  }

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

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

  .site-header__mobile-nav {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    display: block;
    max-height: min(31rem, calc(100vh - 4rem));
    overflow-x: hidden;
    overflow-y: auto;
    border-top: 1px solid rgb(243 233 208 / 25%);
    border-bottom: 1px solid rgb(243 233 208 / 32%);
    background: var(--color-midnight-navy);
    box-shadow: var(--shadow-elevated);
  }

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

  .site-header__mobile-inner {
    padding-block: var(--space-3) var(--space-4);
  }

  .site-header__mobile-nav ul {
    display: grid;
    gap: 0;
  }

  .site-header__mobile-nav li {
    border-bottom: 1px solid rgb(243 233 208 / 18%);
  }

  .site-header__mobile-nav li:last-child {
    border-bottom: 0;
  }

  .site-header__mobile-nav a {
    display: flex;
    align-items: center;
    min-height: 2.9rem;
    padding: var(--space-3) 0;
    color: var(--color-mist-white);
    font-size: 0.98rem;
    font-weight: 600;
    line-height: 1.25;
    text-decoration: none;
    overflow-wrap: anywhere;
  }

  .site-header__mobile-nav a:hover,
  .site-header__mobile-nav a[aria-current="page"] {
    color: var(--color-aged-paper);
    text-decoration: underline;
    text-decoration-color: var(--color-cold-sea-blue);
    text-decoration-thickness: 2px;
    text-underline-offset: 0.22em;
  }
}

@media (max-width: 23rem) {
  .site-header__brand {
    gap: var(--space-2);
    font-size: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-header__desktop-nav a::after,
  .site-header__toggle span {
    transition: none;
  }
}