nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 28px 60px;
  background: transparent;
  transition: background 0.4s, padding 0.4s;
}
nav.scrolled {
  background: rgba(8,8,8,0.92);
  backdrop-filter: blur(20px);
  padding: 18px 60px;
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 300;
  letter-spacing: 6px;
  text-transform: uppercase;
  color: var(--white);
  text-decoration: none;
}
.nav-logo span { color: var(--accent); }

.nav-links { display: flex; gap: 42px; list-style: none; }
.nav-links a {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.3s;
}
.nav-links a:hover { color: var(--white); }

.nav-cta {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--black);
  background: var(--accent);
  padding: 10px 24px;
  border: none;
  cursor: none;
  transition: opacity 0.3s;
  text-decoration: none;
}
.nav-cta:hover { opacity: 0.85; }