.site-header {
  position: sticky;
  z-index: 1000;
  top: 0;
  width: 100%;
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(5, 5, 10, 0.96);
  overflow: visible;
}

.site-header::after {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 240, 255, 0.75), transparent);
  content: "";
  pointer-events: none;
}

.site-header__inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  min-height: 4.75rem;
  align-items: center;
  gap: var(--space-4);
}

.site-header__brand {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  justify-self: center;
  gap: 0.625rem;
  color: var(--color-text-primary);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.075em;
  line-height: 1;
  text-decoration: none;
  text-transform: uppercase;
  white-space: nowrap;
}

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

.site-header__brand img {
  width: 2.375rem;
  height: 2.375rem;
  flex: 0 0 auto;
  object-fit: contain;
}

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

.site-header__desktop-nav--left {
  justify-self: start;
}

.site-header__desktop-nav--right {
  justify-self: end;
}

.site-header__desktop-nav ul {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: clamp(0.65rem, 1.25vw, 1.25rem);
  margin: 0;
  padding: 0;
  list-style: none !important;
}

.site-header__desktop-nav li,
.site-header__desktop-nav li + li {
  display: flex;
  min-width: 0;
  align-items: center;
  margin: 0;
  padding: 0;
}

.site-header__desktop-nav a {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  color: var(--color-text-secondary);
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  line-height: 1;
  text-decoration: none;
  text-transform: uppercase;
  white-space: nowrap;
}

.site-header__desktop-nav a:hover {
  color: var(--color-cyan);
}

.site-header__reserve {
  min-height: 2.5rem !important;
  border: 1px solid var(--color-fuchsia);
  padding-inline: 0.8rem;
  background: var(--color-fuchsia);
  color: var(--color-text-primary) !important;
}

.site-header__reserve:hover {
  background: #db0049;
  box-shadow: var(--shadow-fuchsia);
}

.site-header__toggle {
  display: none;
  justify-self: end;
}

.site-header__mobile-nav {
  position: fixed;
  z-index: 999;
  top: 4.8125rem;
  right: 0;
  bottom: 0;
  left: 0;
  overflow-x: hidden;
  overflow-y: auto;
  border-top: 1px solid var(--border-strong);
  background: rgba(5, 5, 10, 0.985);
  box-shadow: var(--shadow-floating);
}

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

.site-header__mobile-nav-inner {
  display: grid;
  min-height: 100%;
  align-content: start;
  gap: var(--space-5);
  padding-block: var(--space-6);
}

.site-header__menu-label,
.site-header__mobile-note,
.site-header__mobile-nav ul {
  margin: 0;
}

.site-header__menu-label {
  color: var(--color-cyan);
  font-family: var(--font-heading);
  font-size: var(--text-12);
  font-weight: 600;
  letter-spacing: 0.15em;
  line-height: var(--leading-utility);
  text-transform: uppercase;
}

.site-header__mobile-nav ul {
  display: grid;
  border-top: 1px solid var(--border-subtle);
  padding: 0;
  list-style: none !important;
}

.site-header__mobile-nav li,
.site-header__mobile-nav li + li {
  margin: 0;
  border-bottom: 1px solid var(--border-subtle);
  padding: 0;
}

.site-header__mobile-nav a:not(.site-header__mobile-reserve) {
  display: flex;
  min-height: 3.25rem;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  color: var(--color-text-primary);
  font-family: var(--font-heading);
  font-size: var(--text-18);
  font-weight: 600;
  line-height: 1.2;
  text-decoration: none;
}

.site-header__mobile-nav a:not(.site-header__mobile-reserve)::after {
  color: var(--color-cyan);
  content: "↗";
}

.site-header__mobile-nav a:not(.site-header__mobile-reserve):hover {
  color: var(--color-cyan);
}

.site-header__mobile-reserve {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-fuchsia);
  padding: 0.625rem 1rem;
  background: var(--color-fuchsia);
  color: var(--color-text-primary);
  font-family: var(--font-heading);
  font-size: var(--text-14);
  font-weight: 600;
  letter-spacing: 0.06em;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  text-transform: uppercase;
}

.site-header__mobile-reserve:hover {
  background: #db0049;
  box-shadow: var(--shadow-fuchsia);
  color: var(--color-text-primary);
}

.site-header__mobile-note {
  max-width: 38rem;
  border-left: 2px solid var(--color-cyan);
  padding-left: var(--space-3);
  color: var(--color-text-secondary);
  font-size: var(--text-14);
  line-height: var(--leading-compact);
}

@media (max-width: 74.9375rem) {
  .site-header__inner {
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  }

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

  .site-header__brand {
    grid-column: 2;
  }

  .site-header__toggle {
    display: inline-flex;
    grid-column: 3;
  }
}

@media (max-width: 47.9375rem) {
  .site-header__inner {
    min-height: 4.25rem;
    gap: var(--space-3);
  }

  .site-header__brand {
    font-size: clamp(0.78rem, 3.7vw, 0.95rem);
    letter-spacing: 0.06em;
  }

  .site-header__brand img {
    width: 2rem;
    height: 2rem;
  }

  .site-header__mobile-nav {
    top: 4.3125rem;
  }
}

@media (max-width: 22.5rem) {
  .site-header__brand {
    gap: var(--space-2);
    font-size: 0.72rem;
    letter-spacing: 0.035em;
  }
}