.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  border-bottom: var(--border-grid);
  background: rgba(13, 17, 23, 0.98);
}

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

.site-header__brand {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: var(--text-small);
  font-weight: 600;
  line-height: 1.15;
  text-decoration: none;
}

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

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

.site-header__toggle {
  min-width: 5.5rem;
  min-height: 2.75rem;
  border-color: var(--color-grid);
  background: var(--color-panel);
  color: var(--color-text);
  padding: 0.5rem var(--space-3);
}

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

.site-header__toggle-lines {
  display: grid;
  width: 1rem;
  gap: 3px;
}

.site-header__toggle-lines span {
  display: block;
  width: 100%;
  height: 1px;
  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(4px) 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(-4px) rotate(-45deg);
}

.site-header__toggle-text {
  font-size: var(--text-micro);
}

.site-header__nav {
  position: absolute;
  z-index: 101;
  top: 100%;
  right: 0;
  left: 0;
  display: none;
  max-height: calc(100vh - 4rem);
  overflow-y: auto;
  overscroll-behavior: contain;
  border-bottom: var(--border-grid);
  background: var(--color-void);
  box-shadow: var(--shadow-raised);
}

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

.site-header__nav-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  border-bottom: var(--border-grid);
  padding: var(--space-4) var(--gutter);
}

.site-header__nav-label {
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: var(--text-micro);
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: var(--leading-micro);
  text-transform: uppercase;
}

.site-header__menu-booking {
  flex: 0 0 auto;
}

.site-header__nav-list {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-header__nav-list li,
.site-header__nav-list li + li {
  margin: 0;
  border-bottom: var(--border-grid);
}

.site-header__nav-list a {
  display: flex;
  min-height: 3rem;
  align-items: center;
  padding: var(--space-3) var(--gutter);
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: var(--text-small);
  font-weight: 500;
  letter-spacing: 0.01em;
  line-height: 1.25;
  text-decoration: none;
}

.site-header__nav-list a:hover,
.site-header__nav-list a[aria-current="page"] {
  box-shadow: inset 3px 0 0 var(--color-green);
  color: var(--color-green-bright);
}

.site-header__booking {
  display: none;
}

.site-header__mobile-only {
  display: list-item;
}

@media (max-width: 23rem) {
  .site-header__brand-text {
    max-width: 10.5rem;
  }

  .site-header__toggle {
    min-width: 2.75rem;
    padding-inline: var(--space-3);
  }

  .site-header__toggle-text {
    display: none;
  }
}

@media (min-width: 68rem) {
  .site-header__inner {
    grid-template-columns: auto minmax(0, 1fr) auto;
    min-height: 4.5rem;
    gap: var(--space-5);
  }

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

  .site-header__toggle {
    display: none;
  }

  .site-header__nav {
    position: static;
    display: block;
    max-height: none;
    overflow: visible;
    border: 0;
    background: transparent;
    box-shadow: none;
  }

  .site-header__nav-head {
    display: none;
  }

  .site-header__nav-list {
    display: flex;
    min-width: 0;
    align-items: stretch;
    justify-content: flex-end;
    gap: var(--space-1);
  }

  .site-header__nav-list li,
  .site-header__nav-list li + li {
    display: flex;
    min-width: 0;
    margin: 0;
    border: 0;
  }

  .site-header__nav-list a {
    min-height: 2.75rem;
    align-items: center;
    padding: 0 var(--space-2);
    white-space: nowrap;
  }

  .site-header__mobile-only {
    display: none !important;
  }

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