#vanta-bg {
  position: fixed;
  width: 100vw;
  height: 100vh;
  top: 0;
  left: 0;
  z-index: -1; 
}

.gradient-border-btn {
  position: relative;
  padding: 1rem 2rem;
  font-size: 1.1rem;
  font-weight: bold;
  color: white;
  background-color: transparent;
  border: 2px solid transparent;
  border-radius: 10px;
  cursor: pointer;
  z-index: 1;
  transition: all 0.3s ease;
}

.gradient-border-btn::before {
  content: "";
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  z-index: -1;
  background: linear-gradient(90deg, #40ffaa, #4079ff, #40ffaa);
  background-size: 400% 400%;
  border-radius: 12px;
  animation: gradientMove 5s ease infinite;
  mask: 
    linear-gradient(#fff 0 0) content-box, 
    linear-gradient(#fff 0 0);
  mask-composite: exclude; /* Chrome */
  -webkit-mask-composite: destination-out; /* Firefox/Safari */
  padding: 2px;
}

@keyframes gradientMove {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.gradient-border-btn:hover {
  transform: scale(1.03);
  color: #ffffff;
  box-shadow: 0 0 10px rgba(64, 255, 170, 0.3);
}