.stack-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}

.stack-category {
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dim);
  font-weight: 600;
  margin-bottom: 16px;
}

.stack-items {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.stack-items li {
  font-size: 14px;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 0;
  cursor: default;
}

.stack-items li::before {
  content: '';
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent-mid);
  flex-shrink: 0;
}

@media (max-width: 900px) {
  .stack-grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }
}

@media (max-width: 560px) {
  .stack-grid {
    gap: 20px;
  }
}