.stack {
  background: #fff;
  padding: 0;
  border-bottom: 2px solid #000;
}

.stack-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid #000;
}

.stack-title-cell {
  padding: 60px 40px;
  border-right: 1px solid #000;
}

.stack-title {
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(80px, 14vw, 160px);
  letter-spacing: -3px;
  line-height: .85;
  color: #000;
  text-transform: uppercase;
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity .8s ease, transform .8s ease;
}
.stack-title.vis { opacity: 1; transform: translateX(0); }

.stack-desc-cell {
  padding: 60px 40px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.stack-desc {
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--dim);
  line-height: 1.8;
  letter-spacing: 1px;
  max-width: 340px;
}

.stack-count-big {
  font-family: var(--f-display);
  font-weight: 900;
  font-size: 100px;
  color: rgba(0,0,0,.04);
  line-height: 1;
  letter-spacing: -5px;
  margin-bottom: -20px;
}

.stack-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
}

.stack-group {
  border-right: 1px solid rgba(0,0,0,.08);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.stack-group:last-child { border-right: none; }

.stack-group-label {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--dim);
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(0,0,0,.1);
}

.stack-items {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.stack-item {
  position: relative;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 1.5px;
  padding: 8px 12px;
  border: 1px solid rgba(0,0,0,.18);
  color: #000;
  text-transform: uppercase;
  cursor: default;
  transition: all .22s cubic-bezier(.77,0,.18,1);
  opacity: 0;
  transform: translateY(10px);
}
.stack-item.vis { opacity: 1; transform: translateY(0); }

.stack-item:hover {
  background: #000;
  color: #fff;
  transform: translateY(-2px) !important;
}

@media (max-width: 1024px) {
  .stack-grid { grid-template-columns: repeat(2, 1fr); }
  .stack-group { border-right: 1px solid rgba(0,0,0,.08); border-bottom: 1px solid rgba(0,0,0,.08); }
  .stack-group:nth-child(2n) { border-right: none; }
}

@media (max-width: 768px) {
  .stack-header { grid-template-columns: 1fr; }
  .stack-title-cell { border-right: none; border-bottom: 1px solid #000; padding: 40px 20px; }
  .stack-desc-cell { padding: 30px 20px; }
  .stack-grid { grid-template-columns: 1fr; }
  .stack-group { border-right: none; padding: 24px 20px; }
}