.controller-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  border-block: 1px solid var(--line);
  padding-block: 24px;
  margin-block: 48px;
  font: 12px var(--mono);
}
.controller-section {
  padding-block: 64px;
  border-top: 1px solid var(--line);
}
.controller-section h2 {
  margin-bottom: 32px;
}
.controller-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.controller-steps {
  padding-left: 24px;
}
.controller-steps li {
  margin-bottom: 20px;
  padding-left: 8px;
  color: #c3c5bc;
}
.controller-steps strong {
  color: var(--ink);
  font-weight: 600;
}
.controller-recording {
  margin: 0 0 40px;
  max-width: 900px;
}
.controller-recording img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
}
.controller-recording figcaption {
  margin-top: 12px;
  font-size: 12px;
}
.screen-sketch {
  border: 1px solid var(--line);
  padding: 28px;
  background: #151914;
}
.screen-sketch p {
  font-family: var(--mono);
  font-size: 13px;
}
.screen-sketch hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 24px 0;
}
.sketch-grid {
  min-height: 180px;
  display: flex;
  align-items: center;
  justify-content: space-around;
  background:
    repeating-linear-gradient(0deg, transparent 0 29px, #89c5af20 29px 30px),
    repeating-linear-gradient(90deg, transparent 0 29px, #89c5af20 29px 30px);
  color: var(--accent);
  font: 12px var(--mono);
}
@media (max-width: 760px) {
  .controller-columns {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .controller-section {
    padding-block: 40px;
  }
}

#main > p {
  max-width: 72ch;
}