/* ─── Navigation ─── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.4rem 3rem;
  background: rgba(10, 10, 15, 0.7);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.nav-logo {
  font-family: 'Syne', sans-serif;
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--lime);
}
.nav-logo span {
  color: var(--paper);
}

.nav-links {
  display: flex;
  gap: 2.5rem;
}
.nav-links a {
  font-size: 0.85rem;
  font-weight: 500;
  color: rgba(245, 242, 235, 0.5);
  text-decoration: none;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 0.2s;
}
.nav-links a:hover {
  color: var(--lime);
}

.nav-cta {
  padding: 0.6rem 1.4rem;
  background: var(--lime);
  color: var(--ink);
  border: none;
  border-radius: 100px;
  font-family: 'Cabinet Grotesk', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: none;
  letter-spacing: 0.02em;
  transition: transform 0.2s, box-shadow 0.2s;
}
.nav-cta:hover {
  transform: scale(1.05);
  box-shadow: 0 0 30px rgba(200, 245, 60, 0.4);
}