.site-header {
  position: relative;
  z-index: 100;
  border-bottom: var(--border-standard);
  background: var(--color-surface-white);
}

.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-3);
}

.site-header__side {
  display: flex;
  min-width: 0;
  align-items: center;
}

.site-header__side--primary { justify-content: flex-start; }
.site-header__side--secondary { justify-content: flex-end; gap: var(--space-2); }

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

.site-header__nav-list,
.site-header__mobile-list {
  display: flex;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-header__nav-list { align-items: center; gap: clamp(0.5rem, 1.2vw, 1.125rem); }
.site-header__nav-list li,
.site-header__mobile-list li,
.site-header__nav-list li + li,
.site-header__mobile-list li + li { margin: 0; padding: 0; }

.site-header__nav-list a {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  border-bottom: 3px solid transparent;
  color: var(--color-ink-navy);
  font-size: 0.8125rem;
  font-weight: 800;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
}

.site-header__nav-list a:hover,
.site-header__nav-list a[aria-current="page"] { border-bottom-color: var(--color-arcade-coral); color: var(--color-arcade-coral); }

.site-header__brand {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  justify-self: center;
  gap: 0.5rem;
  color: var(--color-ink-navy);
  text-decoration: none;
  white-space: nowrap;
}

.site-header__logo {
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  object-fit: contain;
}

.site-header__brand-text {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: 0.1875rem;
  line-height: 1;
  text-transform: uppercase;
}

.site-header__utility,
.site-header__toggle {
  display: none;
  width: 2.75rem;
  height: 2.75rem;
  min-width: 2.75rem;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: var(--border-standard);
  background: var(--color-surface-white);
  color: var(--color-ink-navy);
  box-shadow: none;
}

.site-header__utility svg { width: 1.25rem; height: 1.25rem; }
.site-header__utility:hover { background: var(--color-arcade-coral); color: var(--color-ink-navy); }

.site-header__toggle { flex-direction: column; gap: 0.25rem; }
.site-header__toggle-line { width: 1.25rem; height: 2px; background: currentColor; transition: transform var(--transition-fast), opacity var(--transition-fast); }

.site-header__mobile-nav {
  position: absolute;
  z-index: 101;
  top: calc(100% + 2px);
  left: 0;
  width: min(24rem, calc(100vw - (var(--gutter-mobile) * 2)));
  max-height: min(70vh, 34rem);
  overflow: auto;
  border: var(--border-standard);
  background: var(--color-surface-white);
  box-shadow: var(--shadow-hard-strong);
}

.site-header__mobile-list { flex-direction: column; gap: 0; }
.site-header__mobile-list a {
  display: flex;
  min-height: 3rem;
  align-items: center;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-line-soft);
  color: var(--color-ink-navy);
  font-weight: 800;
  text-decoration: none;
}
.site-header__mobile-list li:last-child a { border-bottom: 0; }
.site-header__mobile-list a:hover,
.site-header__mobile-list a[aria-current="page"] { background: var(--color-arcade-coral); color: var(--color-ink-navy); }

@media (max-width: 68rem) {
  .site-header__inner { min-height: 4.25rem; }
  .site-header__desktop-nav { display: none; }
  .site-header__toggle,
  .site-header__utility { display: inline-flex; }
  .site-header__logo { width: 34px; height: 34px; flex-basis: 34px; }
  .site-header__brand-text { font-size: 0.8125rem; letter-spacing: 0.125rem; }
}

@media (max-width: 30rem) {
  .site-header__inner { gap: var(--space-2); }
  .site-header__brand { gap: 0.25rem; }
  .site-header__brand-text { font-size: 0.75rem; letter-spacing: 0.08rem; }
}

@media (max-width: 23rem) {
  .site-header__brand-text { display: none; }
}