.site-header {
  position: relative;
  z-index: 50;
  overflow: visible;
  background: var(--color-ocean-950);
  color: var(--color-paper);
}

.site-header__masthead {
  display: flex;
  min-height: 7.5rem;
  align-items: center;
  justify-content: center;
  padding-block: var(--space-4);
}

.site-header__brand {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-paper);
  text-align: left;
  text-decoration: none;
}

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

.site-header__logo {
  width: 3.25rem;
  height: 3.25rem;
  flex: 0 0 3.25rem;
  object-fit: contain;
}

.site-header__brand-copy {
  display: grid;
  min-width: 0;
  gap: 0.125rem;
}

.site-header__kicker {
  color: var(--color-sea-glass);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: 1.2;
  text-transform: uppercase;
}

.site-header__name {
  font-family: var(--font-heading);
  font-size: 1.875rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 0.95;
  white-space: nowrap;
}

.site-header__toggle {
  display: none;
}

.site-header__rule {
  width: min(100% - 4rem, var(--masthead-width));
  height: 1px;
  margin-inline: auto;
  background: rgb(143 207 195 / 48%);
}

.site-header__navigation {
  background: var(--color-ocean-950);
}

.site-header__nav-inner {
  display: grid;
  gap: var(--space-3);
  padding-block: var(--space-3) var(--space-4);
}

.site-header__mobile-title { display: none; }

.site-header__primary-list,
.site-header__category-list {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-header__primary-list {
  flex-wrap: nowrap;
  gap: clamp(0.75rem, 1.8vw, 1.5rem);
}

.site-header__category-list {
  gap: var(--space-2);
  min-width: max-content;
}

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

.site-header__primary-list a {
  display: inline-flex;
  min-height: 1.75rem;
  align-items: center;
  color: var(--color-paper);
  font-size: 0.75rem;
  font-weight: 700;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
}

.site-header__primary-list a:hover,
.site-header__primary-list a:focus-visible {
  color: var(--color-sea-glass);
}

.site-header__category-wrap {
  width: 100%;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.site-header__category-wrap::-webkit-scrollbar { display: none; }

.site-header .pill {
  min-height: 2rem;
  border-color: rgb(143 207 195 / 76%);
  color: var(--color-paper);
}

.site-header .pill:hover {
  border-color: var(--color-paper);
  color: var(--color-sea-glass);
}

.site-header .pill[aria-current="page"],
.site-header .pill.is-active {
  border-color: var(--color-paper);
  background: var(--color-paper);
  color: var(--color-ocean-950);
}

.site-header__overlay { display: none; }

@media (max-width: 1023px) {
  .site-header__masthead {
    min-height: 5.5rem;
    justify-content: space-between;
    padding-block: var(--space-3);
  }

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

  .site-header__name { font-size: 1.375rem; }
  .site-header__kicker { font-size: 0.5625rem; }

  .site-header__toggle {
    display: inline-flex;
    min-width: 3rem;
    min-height: 3rem;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    border: 1px solid rgb(255 253 248 / 55%);
    border-radius: var(--radius-md);
    background: transparent;
    color: var(--color-paper);
    padding: 0 var(--space-3);
    font-size: 0.75rem;
    font-weight: 700;
    line-height: 1;
  }

  .site-header__toggle-lines {
    display: grid;
    width: 1.125rem;
    gap: 0.25rem;
  }

  .site-header__toggle-lines span {
    display: block;
    width: 100%;
    height: 2px;
    transform-origin: center;
    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(0.375rem) 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(-0.375rem) rotate(-45deg); }

  .site-header__navigation {
    position: fixed;
    z-index: 52;
    top: 0;
    right: 0;
    width: min(100vw, 23.75rem);
    height: 100dvh;
    overflow-y: auto;
    transform: translateX(100%);
    box-shadow: var(--shadow-floating);
    transition: transform var(--transition-base);
  }

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

  .site-header__nav-inner {
    display: flex;
    min-height: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-5);
    padding: 6.5rem var(--space-5) var(--space-6);
  }

  .site-header__mobile-title {
    display: block;
    margin: 0;
    color: var(--color-sea-glass);
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 600;
    line-height: 1;
  }

  .site-header__primary-list,
  .site-header__category-list {
    align-items: stretch;
    justify-content: flex-start;
  }

  .site-header__primary-list {
    flex-direction: column;
    gap: 0;
    border-top: 1px solid rgb(143 207 195 / 42%);
  }

  .site-header__primary-list a {
    min-height: 3rem;
    border-bottom: 1px solid rgb(143 207 195 / 42%);
    font-size: 0.875rem;
  }

  .site-header__category-wrap { overflow: visible; }

  .site-header__category-list {
    flex-wrap: wrap;
    gap: var(--space-2);
    min-width: 0;
  }

  .site-header__overlay {
    position: fixed;
    z-index: 51;
    inset: 0;
    border: 0;
    background: rgb(9 42 58 / 58%);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
  }

  .site-header__overlay.is-open {
    display: block;
    opacity: 1;
    pointer-events: auto;
  }

  body.site-header-menu-open { overflow: hidden; }
}

@media (max-width: 767px) {
  .site-header__masthead,
  .site-header__rule {
    width: min(100% - 2rem, var(--masthead-width));
  }

  .site-header__masthead { min-height: 4.75rem; }
  .site-header__brand { gap: var(--space-2); }
  .site-header__logo { width: 2.25rem; height: 2.25rem; flex-basis: 2.25rem; }
  .site-header__name { font-size: 1.25rem; }
  .site-header__kicker { display: none; }
  .site-header__toggle { min-width: 2.75rem; padding-inline: var(--space-2); }
  .site-header__toggle-text { display: none; }
  .site-header__nav-inner { padding: 5.75rem var(--space-4) var(--space-5); }
}

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