:root {
  /* Paleta Élite Ciberseguridad */
  --bg-primary: #020617;
  --bg-secondary: #0f172a;
  --accent-cyan: #00f2ff;
  --accent-purple: #8b5cf6;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  
  /* Gradientes, bordes sutiles y Navbar */
  --card-border: rgba(255, 255, 255, 0.04);
  --card-bg: linear-gradient(145deg, rgba(15, 23, 42, 0.8), rgba(2, 6, 23, 0.9));
  --nav-bg: rgba(2, 6, 23, 0.85);
  
  /* Transiciones fluidas y Sombras Premium */
  --transition-smooth: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
  --shadow-neon: 0 10px 30px -10px rgba(0, 242, 255, 0.15);
}