.site-header {
  position: relative;
  z-index: 100;
  background: var(--color-charcoal-950);
  color: var(--color-warm-ivory);
}

.site-header__notice {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-poker-green-900);
}

.site-header__notice-inner {
  display: flex;
  width: min(100% - (var(--gutter) * 2), var(--container-max));
  min-height: 2.25rem;
  margin-inline: auto;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  color: var(--color-stone-300);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.35;
  text-transform: uppercase;
}

.site-header__notice a {
  flex: 0 0 auto;
  color: var(--color-warm-ivory);
}

.site-header__bar {
  display: flex;
  width: min(100% - (var(--gutter) * 2), var(--container-wide-max));
  min-height: 4.75rem;
  margin-inline: auto;
  align-items: center;
  gap: var(--space-4);
}

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

.site-header__mark {
  width: 2.625rem;
  height: 2.625rem;
  flex: 0 0 2.625rem;
  object-fit: contain;
}

.site-header__brand-text {
  overflow: hidden;
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.15;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.site-header__navigation {
  min-width: 0;
}

.site-header__nav-list {
  display: flex;
  margin: 0;
  padding: 0;
  align-items: center;
  gap: 1rem;
  list-style: none;
}

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

.site-header__nav-list a {
  display: inline-flex;
  min-height: 3rem;
  align-items: center;
  color: var(--color-warm-ivory);
  font-size: 0.6875rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  line-height: 1;
  text-decoration: none;
  text-transform: uppercase;
  white-space: nowrap;
}

.site-header__nav-list a:hover,
.site-header__nav-list a[aria-current="page"] {
  color: var(--color-antique-brass-light);
}

.site-header__cta,
.site-header__drawer-cta {
  flex: 0 0 auto;
  font-size: 0.625rem;
  white-space: nowrap;
}

.site-header__toggle,
.site-header__nav-head,
.site-header__drawer-cta,
.site-header__drawer-age {
  display: none;
}

@media (min-width: 75rem) {
  .site-header__navigation {
    flex: 1 1 auto;
  }

  .site-header__nav-list {
    justify-content: center;
    gap: clamp(0.65rem, 1vw, 1rem);
  }
}

@media (max-width: 74.9375rem) {
  .site-header__bar {
    min-height: 4.25rem;
    justify-content: space-between;
  }

  .site-header__mark {
    width: 2.125rem;
    height: 2.125rem;
    flex-basis: 2.125rem;
  }

  .site-header__brand-text {
    font-size: 0.9375rem;
  }

  .site-header__cta {
    display: none;
  }

  .site-header__toggle {
    display: inline-flex;
    width: 3rem;
    min-height: 3rem;
    flex: 0 0 3rem;
    padding: 0.6875rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-control);
    align-items: center;
    justify-content: center;
    background: transparent;
    color: var(--color-warm-ivory);
    flex-direction: column;
    gap: 0.25rem;
  }

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

  .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(0.3125rem) 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(-0.3125rem) rotate(-45deg);
  }

  .site-header__navigation {
    position: fixed;
    z-index: 110;
    top: 0;
    right: 0;
    display: flex;
    width: min(100%, 27rem);
    height: 100dvh;
    padding: var(--space-5) var(--gutter);
    border-left: 1px solid var(--color-border);
    background: var(--color-charcoal-950);
    box-shadow: var(--shadow-elevated);
    visibility: hidden;
    transform: translateX(100%);
    transition: transform var(--transition-base), visibility var(--transition-base);
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-5);
    overflow-x: hidden;
    overflow-y: auto;
  }

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

  .site-header__nav-head {
    display: flex;
    min-height: 3rem;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
  }

  .site-header__nav-title {
    color: var(--color-antique-brass-light);
    font-size: var(--text-xs);
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
  }

  .site-header__nav-close {
    min-height: 3rem;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-control);
    background: transparent;
    color: var(--color-warm-ivory);
    font-size: var(--text-xs);
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }

  .site-header__nav-list {
    display: grid;
    gap: 0;
  }

  .site-header__nav-list li {
    border-top: 1px solid var(--color-border);
  }

  .site-header__nav-list li:last-child {
    border-bottom: 1px solid var(--color-border);
  }

  .site-header__nav-list a {
    width: 100%;
    min-height: 3rem;
    font-size: 0.75rem;
  }

  .site-header__drawer-cta {
    display: inline-flex;
    width: 100%;
  }

  .site-header__drawer-age {
    display: block;
    margin: 0;
    color: var(--color-stone-300);
    font-size: var(--text-xs);
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }
}

@media (max-width: 31.25rem) {
  .site-header__notice-inner {
    min-height: 2.5rem;
    font-size: 0.625rem;
  }

  .site-header__notice-inner > span {
    display: none;
  }

  .site-header__notice-inner {
    justify-content: flex-end;
  }

  .site-header__brand {
    max-width: calc(100% - 3.5rem);
  }
}