Mesh Gradient Hero

<!-- Mesh Gradient Hero -->
<section class="nuda-hero-m">
  <div class="nuda-hero-m__bg"></div>
  <div class="nuda-hero-m__content">
    <h2>Built different.</h2>
    <button class="nuda-hero-m__btn" type="button">Try free</button>
  </div>
</section>

/* Mesh Gradient Hero
   Animated multi-radial gradient backdrop, glassy overlay, content on top.
   Customize: gradient stops & colors, --hm-overlay opacity. */

.nuda-hero-m {
  --hm-overlay: 0.6;
  position: relative;
  width: 100%;
  height: 380px;
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nuda-hero-m__bg {
  position: absolute;
  inset: -20%;
  background:
    radial-gradient(at 30% 30%, #e4ff54 0%, transparent 40%),
    radial-gradient(at 70% 70%, #a78bfa 0%, transparent 40%),
    radial-gradient(at 50% 100%, #fb7185 0%, transparent 50%);
  filter: blur(40px);
  opacity: 0.7;
  animation: nuda-hm-shift 12s ease-in-out infinite;
}

.nuda-hero-m::before {
  content: "";
  position: absolute;
  inset: 0;
  background: #0e0e10;
  opacity: var(--hm-overlay);
  backdrop-filter: blur(20px);
}

.nuda-hero-m__content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}

.nuda-hero-m__content h2 {
  font: 800 clamp(2rem, 5vw, 3.5rem) ui-sans-serif, system-ui, sans-serif;
  color: #fafafa;
  margin: 0;
  letter-spacing: -0.02em;
}

.nuda-hero-m__btn {
  padding: 10px 24px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fafafa;
  font: 700 0.95rem ui-sans-serif, system-ui, sans-serif;
  border-radius: 999px;
  backdrop-filter: blur(8px);
  cursor: pointer;
}

@keyframes nuda-hm-shift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%      { transform: translate(8%, -4%) scale(1.05); }
  66%      { transform: translate(-4%, 6%) scale(0.95); }
}

@media (prefers-reduced-motion: reduce) {
  .nuda-hero-m__bg { animation: none; }
}