/* ==========================================
   NEON SPACE MODE 🌃
========================================== */
body.neon{
  --hero-overlay:
    radial-gradient(circle at 70% 20%,
      rgba(0,255,255,0.18),
      rgba(0,0,0,0.70)
    ),
    radial-gradient(circle at 30% 80%,
      rgba(255,0,255,0.14),
      transparent 60%
    );

  --hero-image: url("images/background-neon.gif");

  --card-bg: rgba(10, 15, 25, 0.72);
  --card-stroke: rgba(0,255,255,.22);
  
}
body.neon .hero::before{ filter: contrast(1.05) saturate(1.2); }
/* Logo glow froid */
body.neon .logo-text{
  color:#e0faff;
  text-shadow:
    0 0 10px rgba(0,255,255,.8),
    0 0 30px rgba(0,200,255,.7),
    0 0 60px rgba(255,0,255,.5);
}

/* Titres cyan */
body.neon h2{
  color:#7efcff;
  text-shadow:
    0 0 8px rgba(0,255,255,.6),
    0 0 25px rgba(0,200,255,.4);
}

/* CTA cyber */
body.neon .cta{
  background: linear-gradient(90deg,#00f0ff,#ff00ff);
  border-color: rgba(0,255,255,.22);
  box-shadow:
    0 0 25px rgba(0,255,255,.45),
    0 0 50px rgba(255,0,255,.30);
}

/* FAB neon theme */
body.neon .fab-btn{
  background: linear-gradient(90deg,#00f0ff,#a100ff);
  color:#fff;
  border-color: rgba(0,255,255,.35);
}