body {
      background: #0a0a0f;
      color: #e2e8f0;
    }
    .glass {
      background: rgba(26, 26, 36, 0.6);
      backdrop-filter: blur(16px);
      border: 1px solid rgba(99, 102, 241, 0.15);
    }
    .glass-strong {
      background: rgba(17, 17, 24, 0.85);
      backdrop-filter: blur(20px);
      border: 1px solid rgba(99, 102, 241, 0.2);
    }
    .gradient-text {
      background: linear-gradient(135deg, #818cf8 0%, #22d3ee 50%, #a78bfa 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }
    .hero-glow {
      background: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(99, 102, 241, 0.25), transparent);
    }
    .card-hover {
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .card-hover:hover {
      transform: translateY(-4px);
      border-color: rgba(99, 102, 241, 0.4);
      box-shadow: 0 20px 40px -15px rgba(99, 102, 241, 0.25);
    }
    .code-block {
      background: #0d0d14;
      border: 1px solid rgba(99, 102, 241, 0.2);
    }
    .nav-blur {
      background: rgba(10, 10, 15, 0.8);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(99, 102, 241, 0.1);
    }
    .btn-primary {
      background: linear-gradient(135deg, #6366f1, #4f46e5);
      transition: all 0.3s ease;
    }
    .btn-primary:hover {
      background: linear-gradient(135deg, #818cf8, #6366f1);
      box-shadow: 0 0 30px rgba(99, 102, 241, 0.4);
    }
    .btn-secondary {
      background: rgba(99, 102, 241, 0.1);
      border: 1px solid rgba(99, 102, 241, 0.3);
      transition: all 0.3s ease;
    }
    .btn-secondary:hover {
      background: rgba(99, 102, 241, 0.2);
      border-color: rgba(99, 102, 241, 0.5);
    }
    .feature-icon {
      background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(34, 211, 238, 0.1));
    }
    .grid-pattern {
      background-image: 
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
      background-size: 40px 40px;
    }
    ::selection {
      background: rgba(99, 102, 241, 0.4);
    }