<div class="stage-1">
  <div class="card-glass">
    <h4>Glassmorphism</h4>
    <p>Frosted glass with backdrop blur and layered gradient glows.</p>
    <button class="glass-btn">Learn more</button>
  </div>
</div>

.card-glass {
  width: 200px;
  padding: 20px 22px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  position: relative;
  z-index: 1;
  transition:
    transform 0.3s,
    box-shadow 0.3s;
}

.card-glass:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
}

.card-glass h4 {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}

.card-glass p {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.5;
  margin-bottom: 14px;
}

.glass-btn {
  font-size: 11px;
  padding: 5px 14px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.3);
  cursor: pointer;
  transition: background 0.2s;
}

.card-glass:hover .glass-btn {
  background: rgba(255, 255, 255, 0.32);
}

/* parent stage backdrop (so the demo renders standalone) */
[class^="stage-"] {
  width: 100%;
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 2.5rem 1.5rem;
  box-sizing: border-box;
}

.stage-1 {
  background: linear-gradient(135deg, #1a0533 0%, #0a1a3a 50%, #0d2b1a 100%);
  overflow: hidden;
}

.stage-1::before {
  content: "";
  position: absolute;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: rgba(124, 108, 255, 0.4);
  top: -30px;
  right: -20px;
  filter: blur(40px);
}

.stage-1::after {
  content: "";
  position: absolute;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: rgba(61, 232, 245, 0.35);
  bottom: -10px;
  left: 10px;
  filter: blur(30px);
}