.catalog-index {
  position: relative;
  padding: 120px 0 140px;
}

.catalog-index-head {
  max-width: 680px;
  margin-bottom: 48px;
}

.catalog-index-head .title {
  font-size: 48px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 8px 0 10px;
}

.catalog-index-head .sub {
  color: var(--muted);
  font-size: 15px;
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 1100px) {
  .catalog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .catalog-grid {
    grid-template-columns: 1fr;
  }
}

.catalog-card {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  padding: 32px;
  min-height: 180px;

  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  backdrop-filter: blur(20px);

  text-decoration: none;
  color: var(--text);

  transition: all .25s ease;
}

.catalog-card-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(400px 200px at 20% 20%, rgba(255,138,0,0.12), transparent 60%),
    radial-gradient(400px 200px at 80% 80%, rgba(80,120,255,0.10), transparent 60%);
  opacity: 0;
  transition: opacity .25s ease;
}

.catalog-card-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.catalog-card-title {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.catalog-card-sub {
  font-size: 13px;
  color: var(--muted);
}

/* Hover */

.catalog-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255,138,0,0.55);
  box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

.catalog-card:hover .catalog-card-bg {
  opacity: 1;
}

.catalog-card:hover .catalog-card-title {
  color: var(--accent);
}