.site-header {
  position: sticky;
  z-index: 900;
  top: 0;
  width: 100%;
  border-bottom: var(--border-strong) solid var(--color-border);
  background: var(--color-comic-paper);
}

.site-header__inner {
  display: flex;
  min-height: 4.75rem;
  align-items: center;
  gap: var(--space-4);
}

.site-header__brand {
  display: inline-flex;
  flex: 0 1 auto;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-ink-black);
  text-decoration: none;
}

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

.site-header__brand-text {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  line-height: 1;
  white-space: nowrap;
}

.site-header__brand-short,
.site-header__toggle,
.site-header__nav-head,
.site-header__nav-mobile-only {
  display: none;
}

.site-header__nav {
  display: flex;
  flex: 1 1 auto;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
}

.site-header__nav-list,
.site-header__nav-list li {
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-header__nav-list {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(0.45rem, 1vw, 0.9rem);
}

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

.site-header__nav-list a {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  font-size: var(--text-sm);
  font-weight: 700;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
}

.site-header__nav-list a:hover,
.site-header__nav-list a[aria-current="page"] {
  text-decoration: underline;
  text-decoration-thickness: 3px;
}

.site-header__desktop-cta,
.site-header__nav-cta {
  flex: 0 0 auto;
  width: auto;
  white-space: nowrap;
}

@media (max-width: 70rem) {
  .site-header__inner {
    min-height: 4rem;
    justify-content: space-between;
  }

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

  .site-header__brand-text {
    font-size: 1rem;
  }

  .site-header__brand-full,
  .site-header__desktop-cta {
    display: none;
  }

  .site-header__brand-short,
  .site-header__toggle {
    display: inline-flex;
  }

  .site-header__toggle {
    width: 2.75rem;
    height: 2.75rem;
    flex: 0 0 2.75rem;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.28rem;
    border: var(--border-medium) solid var(--color-border);
    border-radius: var(--radius-button);
    background: var(--color-sunny-yellow);
    box-shadow: var(--shadow-ink-small);
  }

  .site-header__toggle-line {
    display: block;
    width: 1.25rem;
    height: 3px;
    background: var(--color-ink-black);
    transition: transform var(--transition-standard), opacity var(--transition-standard);
  }

  .site-header__toggle[aria-expanded="true"] .site-header__toggle-line:nth-child(1) {
    transform: translateY(0.48rem) 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(-0.48rem) rotate(-45deg);
  }

  .site-header__nav {
    position: fixed;
    z-index: 950;
    top: 0.75rem;
    right: 0.75rem;
    bottom: 0.75rem;
    left: 0.75rem;
    display: flex;
    width: auto;
    max-width: none;
    min-height: 0;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    overflow-y: auto;
    border: var(--border-strong) solid var(--color-border);
    background: var(--color-comic-paper);
    box-shadow: var(--shadow-ink);
    padding: var(--space-4);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-1rem);
    transition: opacity var(--transition-standard), transform var(--transition-standard);
  }

  .site-header__nav::before {
    position: absolute;
    z-index: -1;
    inset: 0;
    background-image: radial-gradient(circle, rgb(0 0 0 / 10%) 1.5px, transparent 1.8px);
    background-size: 12px 12px;
    content: "";
    pointer-events: none;
  }

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

  .site-header__nav-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
  }

  .site-header__nav-title {
    font-family: var(--font-heading);
    font-size: var(--text-lead);
    line-height: 1.1;
  }

  .site-header__close {
    display: inline-flex;
    width: 2.75rem;
    height: 2.75rem;
    align-items: center;
    justify-content: center;
    border: var(--border-medium) solid var(--color-border);
    border-radius: var(--radius-button);
    background: var(--color-mint-green);
    font-size: 2rem;
    line-height: 1;
  }

  .site-header__nav-list {
    display: flex;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-2);
  }

  .site-header__nav-mobile-only {
    display: list-item;
  }

  .site-header__nav-list a {
    width: 100%;
    min-height: 2.75rem;
    border-bottom: var(--border-thin) solid var(--color-border);
    padding: var(--space-3) 0;
    font-size: var(--text-base);
  }

  .site-header__nav-cta {
    display: inline-flex;
    width: 100%;
    margin-top: auto;
  }

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

@media (max-width: 25rem) {
  .site-header__inner {
    gap: var(--space-2);
  }

  .site-header__brand {
    gap: var(--space-2);
  }

  .site-header__brand-text {
    font-size: 0.9rem;
  }
}

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