.btn-cta {
  padding: 1.2rem 2.5rem;
  font-size: 1.2rem;
  border: none;
  border-radius: 18px;
  background: linear-gradient(45deg, var(--bs-primary), var(--bs-primary));
  color: white;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.btn-cta:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 10px 30px rgba(221,224,64,0.3), 0 0 60px rgba(107,43,137,0.3);
  animation: pulseGlow 1.5s infinite;
}

@keyframes pulseGlow {
  0% {
    box-shadow: 0 0 30px var(--bs-primary);
  }
  50% {
    box-shadow: 0 0 50px var(--bs-primary);
  }
  100% {
    box-shadow: 0 0 30px var(--bs-primary);
  }
}

.btn-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transition: 0.5s;
}

.btn-cta:hover::before {
  left: 100%;
}