.built-by-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 160px;
  height: 40px;
  padding: 10px 28px;
  font-size: 13px;
  font-weight: 500;
  color: #aaa;
  text-decoration: none;
  border-radius: 999px;
  overflow: visible;
  transition: all 0.35s ease;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  backdrop-filter: blur(12px);
}
.built-by-btn::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: linear-gradient(120deg, #7c3aed, #3b82f6, #7c3aed);
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: 0;
}
.built-by-btn::after {
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: inherit;
  background: rgba(10,10,10,0.9);
  z-index: 1;
}
.built-by-btn span {
  position: relative;
  z-index: 2;
  white-space: nowrap;
  transition: all 0.35s ease;
}
.built-by-btn .text-default {
  display: inline-block;
}
.built-by-btn .text-hover {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, 80%);
  opacity: 0;
  white-space: nowrap;
}
.built-by-btn:hover::before {
  opacity: 1;
}
.built-by-btn:hover {
  color: #fff;
  transform: translateY(-2px);
  text-decoration: none;
}
.built-by-btn:hover .text-default {
  transform: translateY(-150%);
  opacity: 0;
}
.built-by-btn:hover .text-hover {
  transform: translate(-50%, -50%);
  opacity: 1;
}