.site-header {
  position: sticky;
  z-index: 9000;
  top: 0;
  width: 100%;
  min-height: 4.75rem;
  border-bottom: 1px solid rgba(52, 48, 79, 0.88);
  background: rgba(9, 10, 18, 0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.site-header::after {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-cyan) 15%, var(--color-cyan) 32%, transparent 58%);
  content: "";
  opacity: 0.78;
}

.site-header__inner {
  display: flex;
  min-height: 4.75rem;
  align-items: center;
  gap: clamp(0.75rem, 1.6vw, 1.5rem);
}

.site-header__brand {
  display: inline-flex;
  min-width: 0;
  flex: 0 1 auto;
  align-items: center;
  gap: 0.625rem;
  color: var(--color-text-primary);
  font-family: var(--font-heading);
  font-size: var(--text-15);
  font-weight: 600;
  letter-spacing: 0.1em;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
}

.site-header__brand:hover {
  color: var(--color-cyan);
}

.site-header__logo {
  width: 2.25rem;
  height: 2.25rem;
  flex: 0 0 2.25rem;
  object-fit: contain;
}

.site-header__nav {
  min-width: 0;
  flex: 1 1 auto;
}

.site-header__primary-list {
  display: flex;
  min-width: 0;
  align-items: center;
  justify-content: center;
  gap: clamp(0.7rem, 1.25vw, 1.25rem);
  margin: 0;
  padding: 0;
  list-style: none;
}

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

.site-header__primary-list a,
.site-header__contact {
  position: relative;
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  color: var(--color-text-secondary);
  font-size: var(--text-12);
  font-weight: 500;
  letter-spacing: 0.065em;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
}

.site-header__primary-list a::after,
.site-header__contact::after {
  position: absolute;
  right: 0;
  bottom: 0.35rem;
  left: 0;
  height: 1px;
  transform: scaleX(0);
  transform-origin: left;
  background: var(--color-cyan);
  content: "";
  transition: transform var(--transition-fast);
}

.site-header__primary-list a:hover,
.site-header__primary-list a[aria-current="page"],
.site-header__contact:hover {
  color: var(--color-text-primary);
}

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

.site-header__actions {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: var(--space-3);
}

.site-header__contact {
  padding-inline: 0.15rem;
}

.site-header__booking {
  width: auto;
  min-height: 2.5rem;
  padding: 0.5625rem 0.8rem;
  font-size: var(--text-12);
  white-space: nowrap;
}

.site-header__toggle,
.site-header__close,
.site-header__drawer-head,
.site-header__drawer-meta,
.site-header__mobile-only {
  display: none;
}

@media (max-width: 1080px) {
  .site-header__inner {
    min-height: 4.5rem;
  }

  .site-header__primary-list {
    gap: 0.75rem;
  }

  .site-header__primary-list a {
    font-size: 0.6875rem;
    letter-spacing: 0.045em;
  }

  .site-header__contact {
    display: none;
  }
}

@media (max-width: 899px) {
  .site-header {
    min-height: 4.25rem;
    /* A backdrop filter makes this header the containing block for fixed
       descendants. Keep the mobile drawer fixed to the viewport instead. */
    background: rgba(9, 10, 18, 0.98);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  .site-header__inner {
    min-height: 4.25rem;
    justify-content: space-between;
  }

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

  .site-header__brand {
    font-size: var(--text-13);
    letter-spacing: 0.085em;
  }

  .site-header__actions {
    margin-left: auto;
  }

  .site-header__booking {
    min-height: 2.5rem;
  }

  .site-header__toggle {
    display: inline-flex;
    min-width: 2.75rem;
    min-height: 2.75rem;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    padding: 0.5rem;
    border: 1px solid var(--color-line);
    border-radius: var(--radius-hud);
    background: rgba(25, 24, 43, 0.85);
    color: var(--color-text-primary);
    font-size: var(--text-12);
    font-weight: 600;
    letter-spacing: 0.08em;
    line-height: 1;
  }

  .site-header__toggle:hover {
    border-color: var(--color-cyan);
    color: var(--color-cyan);
  }

  .site-header__toggle-lines {
    display: grid;
    width: 1rem;
    gap: 0.1875rem;
  }

  .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:nth-child(1) {
    transform: translateY(0.25rem) 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:nth-child(3) {
    transform: translateY(-0.25rem) rotate(-45deg);
  }

  .site-header__nav {
    position: fixed;
    z-index: 9100;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(25rem, 100vw);
    width: min(25rem, 100dvw);
    max-width: 100vw;
    max-width: 100dvw;
    height: 100vh;
    height: 100dvh;
    min-height: 100vh;
    min-height: 100dvh;
    padding: var(--space-4);
    overflow-x: hidden;
    overflow-y: auto;
    border-left: 1px solid var(--color-cyan);
    background: var(--color-surface-raised);
    box-shadow: var(--shadow-raised), var(--shadow-cyan);
    opacity: 0;
    pointer-events: none;
    transform: translateX(102%);
    transition: transform var(--transition-base), opacity var(--transition-base);
  }

  .site-header.is-menu-open .site-header__nav {
    opacity: 1;
    pointer-events: auto;
    transform: translateX(0);
  }

  .site-header__drawer-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-8);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--color-line);
  }

  .site-header__drawer-title {
    color: var(--color-cyan);
    font-size: var(--text-13);
    font-weight: 600;
    letter-spacing: 0.11em;
  }

  .site-header__close {
    position: relative;
    display: grid;
    width: 2.75rem;
    height: 2.75rem;
    place-items: center;
    padding: 0;
    border: 1px solid var(--color-line);
    border-radius: var(--radius-hud);
    background: rgba(9, 10, 18, 0.5);
    color: var(--color-text-primary);
  }

  .site-header__close:hover {
    border-color: var(--color-cyan);
    color: var(--color-cyan);
  }

  .site-header__close span {
    position: absolute;
    width: 1.05rem;
    height: 1px;
    background: currentColor;
  }

  .site-header__close span:first-child {
    transform: rotate(45deg);
  }

  .site-header__close span:last-child {
    transform: rotate(-45deg);
  }

  .site-header__primary-list {
    display: grid;
    align-items: stretch;
    justify-content: stretch;
    gap: 0;
    border-top: 1px solid var(--color-line);
  }

  .site-header__primary-list li,
  .site-header__primary-list li + li {
    display: block;
    border-bottom: 1px solid var(--color-line);
  }

  .site-header__primary-list a {
    display: flex;
    min-height: 3.5rem;
    justify-content: space-between;
    padding-inline: var(--space-2);
    color: var(--color-text-primary);
    font-family: var(--font-heading);
    font-size: var(--text-20);
    font-weight: 500;
    letter-spacing: -0.02em;
    line-height: 1.2;
    white-space: normal;
  }

  .site-header__primary-list a::before {
    margin-right: var(--space-3);
    color: var(--color-cyan);
    content: "↗";
    font-family: var(--font-body);
    font-size: var(--text-13);
  }

  .site-header__primary-list a::after {
    display: none;
  }

  .site-header__mobile-only {
    display: block;
  }

  .site-header__drawer-meta {
    display: grid;
    gap: var(--space-3);
    margin-top: var(--space-8);
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-cyan);
  }

  .site-header__drawer-meta p {
    margin: 0;
    color: var(--color-text-muted);
    font-size: var(--text-12);
    line-height: 1.5;
  }
}

@media (max-width: 479px) {
  .site-header__inner {
    gap: var(--space-2);
  }

  .site-header__brand {
    gap: var(--space-2);
    font-size: 0.72rem;
    letter-spacing: 0.055em;
  }

  .site-header__booking {
    display: none;
  }

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

  .site-header__toggle {
    width: 2.75rem;
    flex: 0 0 2.75rem;
  }

  .site-header__nav {
    width: 100vw;
    width: 100dvw;
    max-width: 100vw;
    max-width: 100dvw;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-header__nav,
  .site-header__toggle-lines span {
    transition: none;
  }
}