.site-nav-shell {
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 0.9rem 0 0.2rem;
  backdrop-filter: blur(8px);
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.site-nav__link {
  display: inline-block;
  border: 1px solid var(--site-nav-border, rgba(246, 151, 34, 0.38));
  border-radius: 999px;
  padding: 0.34rem 0.8rem;
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  color: var(--site-nav-fg, #f2f2f2);
  background: var(--site-nav-bg, rgba(246, 151, 34, 0.08));
  text-decoration: none;
  transition: filter 120ms ease, transform 120ms ease, background 120ms ease;
}

.site-nav__link:hover {
  text-decoration: none;
  filter: brightness(1.08);
  transform: translateY(-1px);
}

.site-nav__link.is-active {
  background: var(--site-nav-active-bg, rgba(246, 151, 34, 0.16));
  border-color: var(--site-nav-active-border, rgba(246, 151, 34, 0.6));
  color: var(--site-nav-active-fg, #ffd08f);
  font-weight: 700;
}