@keyframes reg-fadeIn {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

.reg-title::after {
  content: '';
  width: 60px;
  height: 4px;
  background: linear-gradient(to right, #3b82f6, #9333ea);
  position: absolute;
  bottom: -0.5rem;
  left: 50%;
  transform: translateX(-50%);
  border-radius: 2px;
}

.reg-nav-link::after {
  content: '';
  width: 0;
  height: 2px;
  background: linear-gradient(to right, #3b82f6, #9333ea);
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  transition: width 0.3s ease;
}

.reg-nav-link:hover::after {
  width: 80%;
}

.reg-footer {
  margin-top: auto;
}