Shine Sweep

<!-- Shine Sweep — diagonal shine sweep on hover -->
<div class="nuda-shine-sweep-card" tabindex="0">
  <h3 class="nuda-shine-sweep-card__title">Shine Sweep</h3>
  <p class="nuda-shine-sweep-card__desc">Diagonal shine on hover</p>
</div>

/* ── Shine Sweep ─────────────────────────────────────────────
   A skewed highlight sweeps across the card on hover/focus.
   Customize:
     --nuda-sw-shine  : shine color
     --nuda-sw-speed  : sweep duration
   ──────────────────────────────────────────────────────────── */
.nuda-shine-sweep-card {
  --nuda-sw-shine: rgba(228, 255, 84, 0.25);
  --nuda-sw-speed: 0.85s;

  position: relative;
  width: 280px;
  padding: 28px 20px;
  background: linear-gradient(135deg, #18181b, #09090b);
  border: 1px solid rgba(228, 255, 84, 0.15);
  border-radius: 16px;
  color: #fafafa;
  text-align: center;
  overflow: hidden;
  cursor: pointer;
}

.nuda-shine-sweep-card:focus-visible {
  outline: 2px solid #e4ff54;
  outline-offset: 3px;
}

.nuda-shine-sweep-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 60%;
  height: 100%;
  background: linear-gradient(100deg, transparent, var(--nuda-sw-shine), transparent);
  transform: translateX(-180%) skewX(-18deg);
  pointer-events: none;
}

.nuda-shine-sweep-card:hover::before,
.nuda-shine-sweep-card:focus-visible::before {
  animation: nuda-shine-sweep-card var(--nuda-sw-speed) ease forwards;
}

.nuda-shine-sweep-card__title {
  position: relative;
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0;
}

.nuda-shine-sweep-card__desc {
  position: relative;
  font-size: 0.85rem;
  opacity: 0.6;
  margin: 6px 0 0;
}

@keyframes nuda-shine-sweep-card {
  to { transform: translateX(280%) skewX(-18deg); }
}

/* ── Accessibility ──────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .nuda-shine-sweep-card::before { display: none; }
}