.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  width: 100%;
  border-bottom: 1px solid var(--color-line);
  background: rgb(246 242 234 / 96%);
  backdrop-filter: blur(12px);
}

.site-header__inner {
  display: flex;
  min-height: 4.5rem;
  align-items: center;
  gap: var(--space-3);
}

.site-header__brand {
  display: inline-flex;
  min-width: 0;
  flex: 0 1 auto;
  align-items: center;
  gap: 0.625rem;
  color: var(--color-ink);
  text-decoration: none;
}

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

.site-header__brand-name {
  overflow: hidden;
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: var(--weight-semibold);
  letter-spacing: -0.03em;
  line-height: 1;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.site-header__toggle {
  display: inline-flex;
  width: 3rem;
  height: 3rem;
  flex: 0 0 3rem;
  align-items: center;
  justify-content: center;
  gap: 0.28125rem;
  margin-left: auto;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--color-ink);
  flex-direction: column;
}

.site-header__toggle:hover,
.site-header__toggle[aria-expanded="true"] {
  border-color: var(--color-brass);
  background: var(--color-porcelain-deep);
}

.site-header__toggle-line {
  display: block;
  width: 1.25rem;
  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(0.34375rem) 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(-0.34375rem) rotate(-45deg);
}

.site-header__nav {
  position: fixed;
  z-index: 101;
  top: 4.5rem;
  right: var(--container-padding);
  left: var(--container-padding);
  display: none;
  max-height: calc(100dvh - 5.5rem);
  overflow-y: auto;
  border: var(--border);
  border-radius: var(--radius-organic);
  background: var(--color-porcelain);
  box-shadow: var(--shadow-soft);
  padding: var(--space-5);
}

.site-header__nav.is-open {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.site-header__nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin: 0;
  padding: 0;
  list-style: none;
}

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

.site-header__nav-link {
  display: block;
  padding: 0.6875rem 0;
  color: var(--color-ink);
  font-size: var(--text-small);
  font-weight: var(--weight-medium);
  line-height: 1.35;
  text-decoration: none;
}

.site-header__nav-link:hover {
  color: var(--color-clay);
}

.site-header__reservation--desktop {
  display: none;
}

.site-header__reservation--mobile {
  width: 100%;
}

@media (min-width: 30rem) {
  .site-header__inner {
    min-height: 4.75rem;
  }

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

  .site-header__brand-name {
    font-size: 1.25rem;
  }

  .site-header__nav {
    top: 4.75rem;
  }
}

@media (min-width: 70rem) {
  .site-header__inner {
    min-height: 5rem;
    gap: var(--space-4);
  }

  .site-header__logo {
    width: 2.5rem;
    height: 2.5rem;
    flex-basis: 2.5rem;
  }

  .site-header__brand-name {
    font-size: 1.25rem;
  }

  .site-header__toggle {
    display: none;
  }

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

  .site-header__nav-list {
    flex-direction: row;
    align-items: center;
    justify-content: flex-end;
    gap: clamp(0.625rem, 1.15vw, 1.125rem);
  }

  .site-header__nav-link {
    display: inline-flex;
    align-items: center;
    min-height: 3rem;
    padding: 0;
    white-space: nowrap;
  }

  .site-header__nav-item--mobile,
  .site-header__reservation--mobile {
    display: none;
  }

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

@media (max-width: 23rem) {
  .site-header__brand-name {
    font-size: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-header__toggle-line {
    transition: none;
  }
}