.cards {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .cards {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card {
  position: relative;
  padding: 28px 24px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.015));
  backdrop-filter: blur(14px);
  overflow: hidden;
}

.card::before,
.card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.card::before {
  background: radial-gradient(260px circle at var(--mx, 50%) var(--my, 0%), rgba(255, 255, 255, 0.13), transparent 70%);
}

.card::after {
  padding: 1px;
  background: radial-gradient(200px circle at var(--mx, 50%) var(--my, 0%), rgba(255, 255, 255, 0.6), transparent 70%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box exclude, linear-gradient(#000 0 0);
}

.card:hover::before,
.card:hover::after {
  opacity: 1;
}

.card > * {
  position: relative;
  z-index: 1;
}

.card__index {
  display: block;
  margin-bottom: 40px;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.card__title {
  font-size: 1.35rem;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.card__text {
  margin-top: 12px;
  font-size: 0.95rem;
  color: #a8a8a8;
}