.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid #1a1a1a;
}

.site-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 0;
}

.nav-logo {
  color: var(--accent);
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 400;
  text-decoration: none;
  letter-spacing: 0.05em;
}

.nav-logo:hover {
  color: var(--text);
}

.nav-menu {
  display: flex;
  gap: 2.5rem;
}

.nav-menu a {
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-decoration: none;
  text-transform: uppercase;
  transition: color 0.2s;
}

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

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  cursor: pointer;
  font-size: 1.5rem;
  line-height: 1;
  min-height: 44px;
  min-width: 44px;
  padding: 0.5rem;
}

/* ===== MOBILE ===== */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .nav-menu {
    display: none;
    flex-direction: column;
    position: fixed;
    inset: 0;
    background: var(--background);
    z-index: 99;
    justify-content: center;
    align-items: center;
    gap: 2.5rem;
    font-size: 1.5rem;
  }

  .nav-menu a {
    font-size: 1.1rem;
    letter-spacing: 0.15em;
  }

  .site-nav.nav-open .nav-menu {
    display: flex;
  }
}