.nav-explore {
  position: relative;
}

.nav-explore > summary {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: 8px 10px;
  border-radius: 9px;
  color: var(--muted);
  font-size: .88rem;
  font-weight: 620;
  list-style: none;
  cursor: pointer;
  user-select: none;
}

.nav-explore > summary::-webkit-details-marker {
  display: none;
}

.nav-explore > summary:hover,
.nav-explore > summary:focus-visible,
.nav-explore[open] > summary,
.nav-explore > summary.is-current {
  color: var(--text);
  background: var(--surface-muted);
}

.nav-explore > summary .nav-explore-chevron {
  font-size: .72rem;
  transition: transform 140ms ease;
}

.nav-explore[open] > summary .nav-explore-chevron {
  transform: rotate(180deg);
}

.nav-explore-menu {
  position: absolute;
  z-index: 140;
  top: calc(100% + 12px);
  right: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(150px, 1fr));
  gap: .55rem;
  width: min(610px, calc(100vw - 32px));
  padding: .7rem;
  border: 1px solid var(--border-strong);
  border-radius: 16px;
  background: var(--surface-solid);
  box-shadow: var(--shadow-md);
}

.nav-explore-group {
  min-width: 0;
  padding: .45rem;
  border-radius: 11px;
}

.nav-explore-group > span,
.mobile-nav-group > span {
  display: block;
  margin: 0 0 .32rem;
  padding: 0 .45rem;
  color: var(--faint);
  font-size: .66rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.top-nav .nav-explore-menu a {
  display: block;
  padding: .52rem .55rem;
  color: var(--text);
  font-size: .82rem;
  font-weight: 650;
}

.top-nav .nav-explore-menu a:hover,
.top-nav .nav-explore-menu a:focus-visible,
.top-nav .nav-explore-menu a[aria-current="page"] {
  background: var(--surface-muted);
}

.top-nav > a[aria-current="page"],
.nav-explore > summary[aria-current="page"] {
  color: var(--text);
  background: var(--brand-soft);
}

.mobile-nav-priority,
.mobile-nav-groups {
  display: grid;
  gap: .45rem;
}

.mobile-nav-priority {
  margin-top: .55rem;
  padding-bottom: .65rem;
  border-bottom: 1px solid var(--border);
}

.mobile-nav-priority a:first-child {
  border: 1px solid color-mix(in srgb, var(--brand) 35%, var(--border));
  background: var(--brand-soft);
  font-weight: 760;
}

.mobile-nav-groups {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: .65rem;
}

.mobile-nav-group {
  min-width: 0;
  padding: .35rem;
  border: 1px solid var(--border);
  border-radius: 11px;
  background: var(--surface);
}

.mobile-nav-group > span {
  padding-top: .3rem;
}

.mobile-nav-group a {
  font-size: .84rem;
}

@media (max-width: 760px) {
  .mobile-nav-groups {
    grid-template-columns: 1fr;
  }

  .mobile-nav-group {
    padding: .45rem;
  }
}

@media (forced-colors: active) {
  .nav-explore-menu,
  .mobile-nav-group,
  .mobile-nav-priority a:first-child {
    border: 1px solid CanvasText;
  }

  .nav-explore > summary.is-current,
  .top-nav > a[aria-current="page"] {
    outline: 2px solid Highlight;
    outline-offset: 1px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .nav-explore > summary .nav-explore-chevron {
    transition: none;
  }
}