.collection-cta-btn {
  display: block;
  margin: 0px 0px;
  padding: 12px 18px;
  border-radius: 20px;
  background: var(--button-bg, #ffffff);
  color: var(--text-color, #0f172a);
  text-decoration: none;
  font-weight: 400;
  font-family: "Poppins", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  position: relative;
  overflow: hidden;
  transition: background 0.3s, transform 0.25s ease, box-shadow 0.25s ease;
  border: none;
  text-align: center;
  max-width: max-content;
}

.collection-cta-btn::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 20px;
  padding: 2px;
  background: linear-gradient(120deg,#00f0ff,#7b5cff,#ff4ecd,#ffd500,#00f0ff);
  background-size: 400% 400%;
  animation: glow-irregular 3s ease-in-out infinite;
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
}

@keyframes glow-irregular {
  0%   { background-position: 0% 50%; filter: blur(2px); }
  25%  { background-position: 50% 20%; filter: blur(4px); }
  50%  { background-position: 100% 80%; filter: blur(3px); }
  75%  { background-position: 30% 40%; filter: blur(5px); }
  100% { background-position: 0% 50%; filter: blur(2px); }
}

.collection-cta-btn:hover {
  background: var(--button-hover, #f8fafc);

.collection-cta-btn:focus-visible {
  outline: none;
  box-shadow: 0 0 25px rgba(123, 92, 255, 0.5);
}

@media (max-width: 600px) {
  .collection-cta-btn {
    margin: 0px 0px;
    padding: 14px 28px;
    width: 100%;
    max-width: 300px;
  }
}