.site-nav {
  background: var(--surface-dark);
  border-bottom: var(--border-gold);
  padding: 0 var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 60px;
  flex-shrink: 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-nav .wordmark {
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 4px;
  color: var(--text-accent);
  text-transform: uppercase;
  transition: color var(--transition-fast);
}

.site-nav .wordmark:hover {
  color: var(--text-accent-light);
}

.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
}

.nav-links a {
  font-size: 12.5px;
  letter-spacing: 1px;
  color: var(--text-on-dark-muted);
  text-transform: uppercase;
  transition: color var(--transition-fast);
  font-family: var(--font-body);
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--text-accent);
}

/* ── Mobile nav ── */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-accent);
  margin: 5px 0;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

@media (max-width: 720px) {
  .site-nav {
    padding: 0 var(--space-md);
    flex-wrap: wrap;
    gap: var(--space-sm);
  }

  .nav-toggle {
    display: block;
  }

  .nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: var(--space-md);
    padding: var(--space-md) 0;
  }

  .nav-links.open {
    display: flex;
  }
}