.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  width: 100%;
  min-height: 4.5rem;
  border-bottom: var(--border-subtle);
}

.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: rgb(23 21 20 / 96%);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  pointer-events: none;
}

.site-header__overlay {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: rgb(0 0 0 / 60%);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-panel), visibility var(--transition-panel);
  pointer-events: none;
}

.site-header__overlay.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.site-header__inner {
  display: flex;
  width: min(100% - (var(--gutter) * 2), var(--container-max));
  min-height: 4.5rem;
  align-items: center;
  gap: var(--space-3);
  margin-inline: auto;
}

.site-header__brand,
.site-header__menu-brand {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: 0.625rem;
  color: var(--colour-ivory);
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
}

.site-header__mark {
  width: 2rem;
  height: 2rem;
  flex: 0 0 2rem;
  object-fit: contain;
}

.site-header__brand-text {
  overflow: hidden;
  text-overflow: ellipsis;
}

.site-header__toggle {
  display: inline-flex;
  width: 2.75rem;
  min-width: 2.75rem;
  min-height: 2.75rem;
  flex: 0 0 2.75rem;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  margin-left: auto;
  padding: 0;
  border: var(--border-subtle);
  border-radius: 0;
  background: transparent;
  color: var(--colour-ivory);
}

.site-header__toggle-line {
  display: block;
  width: 1.125rem;
  height: 1px;
  background: currentColor;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-line:nth-child(1) {
  transform: translateY(0.4rem) 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(-0.4rem) rotate(-45deg);
}

.site-header__nav {
  position: fixed;
  z-index: 101;
  top: 4.5rem;
  right: 0;
  bottom: 0;
  width: min(100%, 28rem);
  height: calc(100vh - 4.5rem);
  height: calc(100dvh - 4.5rem);
  max-height: calc(100dvh - 4.5rem);
  padding: var(--space-6) var(--gutter) calc(var(--space-7) + env(safe-area-inset-bottom, 0px));
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  visibility: hidden;
  border-top: var(--border-gold);
  border-left: var(--border-subtle);
  background: var(--colour-espresso);
  box-shadow: var(--shadow-floating);
  opacity: 0;
  transform: translateX(100%);
  transition: transform var(--transition-panel), opacity var(--transition-panel), visibility var(--transition-panel);
}

.site-header__nav.is-open {
  visibility: visible;
  opacity: 1;
  transform: translateX(0);
}

@media (max-width: 28rem) {
  .site-header__nav {
    width: 100%;
    border-left: 0;
  }
}

@media (max-width: 67.99rem) {
  body.menu-open {
    overflow: hidden;
  }
}

.site-header__nav-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding-bottom: var(--space-5);
  border-bottom: var(--border-subtle);
}

.site-header__menu-brand img {
  width: 2rem;
  height: 2rem;
  object-fit: contain;
}

.site-header__menu-label {
  color: var(--colour-gold);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-header__nav-list {
  display: grid;
  gap: 0;
  margin: var(--space-5) 0;
  padding: 0;
  list-style: none;
}

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

.site-header__nav-list a {
  display: flex;
  min-height: 2.75rem;
  align-items: center;
  padding-block: var(--space-2);
  border-bottom: var(--border-subtle);
  color: var(--colour-ivory);
  font-size: var(--text-base);
  font-weight: 500;
  text-decoration: none;
}

.site-header__nav-list a::after {
  width: 0.5rem;
  height: 1px;
  margin-left: auto;
  background: var(--colour-gold);
  content: "";
  transition: width var(--transition-fast);
}

.site-header__nav-list a:hover::after,
.site-header__nav-list a:focus-visible::after {
  width: 1.25rem;
}

.site-header__nav-actions {
  display: grid;
  gap: var(--space-3);
}

.site-header__contact-link {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  color: var(--colour-linen);
  font-size: var(--text-sm);
}

.site-header__booking-link {
  width: 100%;
}

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

@media (min-width: 68rem) {
  .site-header {
    min-height: 4.75rem;
  }

  .site-header::before {
    background: rgb(23 21 20 / 92%);
  }

  .site-header__inner {
    min-height: 4.75rem;
    gap: var(--space-5);
  }

  .site-header__mark {
    width: 2.25rem;
    height: 2.25rem;
    flex-basis: 2.25rem;
  }

  .site-header__overlay,
  .site-header__toggle,
  .site-header__nav-top,
  .site-header__menu-brand,
  .site-header__menu-label,
  .site-header__nav-actions,
  .site-header__nav-mobile-only {
    display: none;
  }

  .site-header__nav {
    position: static;
    display: block;
    width: auto;
    height: auto;
    max-height: none;
    min-width: 0;
    flex: 1 1 auto;
    padding: 0;
    overflow: visible;
    overscroll-behavior: auto;
    visibility: visible;
    border: 0;
    background: transparent;
    box-shadow: none;
    opacity: 1;
    transform: none;
  }

  .site-header__nav-list {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: clamp(0.75rem, 1.5vw, 1.5rem);
    margin: 0;
  }

  .site-header__nav-list a {
    min-height: 2.75rem;
    padding: 0;
    border: 0;
    font-size: var(--text-sm);
    line-height: 1;
    white-space: nowrap;
  }

  .site-header__nav-list a::after {
    position: absolute;
    width: 0;
    height: 1px;
    margin: 1.55rem 0 0;
  }

  .site-header__nav-list a:hover::after,
  .site-header__nav-list a:focus-visible::after {
    width: 100%;
  }

  .site-header__desktop-booking {
    display: inline-flex;
    flex: 0 0 auto;
    white-space: nowrap;
  }
}