.tutorial-lead {
  padding-inline: var(--gutter);
  padding-top: 14px;
}
.tutorial-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(0, .8fr);
  align-items: center;
  gap: 56px;
  max-width: calc(var(--header-width) + var(--gutter) * 2);
  margin-inline: auto;
  padding: 56px;
  border-radius: var(--r-hero);
  background: var(--bg-panel-2);
  color: var(--on-dark);
}
.tutorial-intro > * {
  min-width: 0;
}
.tutorial-intro h1 {
  margin-top: 24px;
  margin-bottom: 24px;
  font-size: clamp(34px, 3.2vw, 48px);
  letter-spacing: -.025em;
}
.tutorial-intro h1 span {
  color: var(--accent);
}
.tutorial-summary {
  max-width: 38em;
  margin-bottom: 28px;
  color: var(--on-dark-soft);
  font-size: 17px;
  line-height: 1.85;
}
.tutorial-route {
  padding: 28px;
  border: 1px solid var(--cell-line);
  border-radius: var(--r-card);
  background: var(--cell);
  box-shadow: var(--shadow-cell);
}
.tutorial-route-label {
  margin-bottom: 24px;
  color: var(--on-dark-muted);
  font-size: 13px;
  font-weight: var(--weight-semibold);
}
.tutorial-route ol {
  display: grid;
  gap: 26px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.tutorial-route li {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  column-gap: 12px;
  align-items: baseline;
}
.tutorial-route li span {
  grid-row: 1 / 3;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 13px;
}
.tutorial-route strong {
  overflow-wrap: anywhere;
  font-size: 16px;
  font-weight: var(--weight-semibold);
}
.tutorial-route small {
  margin-top: 4px;
  color: var(--on-dark-muted);
  font-size: 13px;
}
.tutorial-steps {
  position: relative;
  margin-top: 44px;
  padding-bottom: 24px;
}
.tutorial-steps::before {
  content: "";
  position: absolute;
  left: 27px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--axis);
}
.tutorial-step {
  position: relative;
  margin-bottom: 48px;
  padding: 36px;
  border: 1px solid var(--border);
  border-radius: var(--r-section);
  background: var(--bg-panel);
}
.tutorial-step-head {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 32px;
}
.tutorial-step-head > div {
  min-width: 0;
}
.tutorial-step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  flex-shrink: 0;
  border-radius: var(--r-circle);
  background: var(--accent-dark);
  color: var(--on-dark);
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: var(--weight-bold);
}
.tutorial-step-kicker {
  margin-bottom: 8px;
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: var(--weight-semibold);
}
.tutorial-step-head h2 {
  margin: 0;
  font-size: clamp(24px, 2.5vw, 32px);
}
.tutorial-step-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  align-items: start;
  gap: 40px;
}
.tutorial-step-layout > * {
  min-width: 0;
}
.tutorial-step .prose > :first-child {
  margin-top: 0;
}
.tutorial-step .prose > :last-child {
  margin-bottom: 0;
}
.tutorial-step .prose h3 {
  font-size: 22px;
}
.tutorial-step--wide {
  background: var(--bg);
}
.tutorial-step--wide > .prose {
  max-width: var(--reading-width);
  margin-inline: auto;
}
.tutorial-checks {
  margin-top: 32px;
}
.tutorial-checks h3 {
  font-size: 20px;
}
.tutorial-checks p {
  color: var(--text-muted);
}
.tutorial-platform-note {
  margin-top: 16px;
  margin-bottom: 56px;
}
.tutorial-platform-note h2 {
  margin-top: 14px;
}
.tutorial-platform-note p:not(.route-eyebrow) {
  max-width: 58em;
  color: var(--text-muted);
  line-height: 1.9;
}
.tutorial-platform-note p a {
  color: var(--accent-dark);
}
@media (max-width: 1000px) {
  .tutorial-intro {
    gap: 32px;
    padding: 36px;
  }
  .tutorial-step-layout {
    grid-template-columns: minmax(0, 1fr) 230px;
    gap: 28px;
  }
}
@media (max-width: 768px) {
  .tutorial-intro {
    grid-template-columns: minmax(0, 1fr);
    padding: 28px;
  }
  .tutorial-intro h1 {
    font-size: clamp(24px, 5vw, 30px);
  }
  .tutorial-summary {
    font-size: 16px;
  }
  .tutorial-route {
    max-width: 100%;
  }
  .tutorial-step {
    padding: 28px;
  }
  .tutorial-step-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 32px;
  }
}
@media (max-width: 480px) {
  .tutorial-intro {
    padding: 24px 20px;
    border-radius: var(--r-hero-sm);
  }
  .tutorial-route {
    padding: 22px;
  }
  .tutorial-steps {
    padding-left: 12px;
  }
  .tutorial-steps::before {
    left: 0;
  }
  .tutorial-step {
    margin-bottom: 32px;
    padding: 24px 18px;
    border-radius: var(--r-hero-sm);
  }
  .tutorial-step-head {
    gap: 12px;
    align-items: flex-start;
    margin-bottom: 24px;
  }
  .tutorial-step-number {
    width: 36px;
    height: 36px;
    font-size: 13px;
  }
  .tutorial-step-head h2 {
    font-size: 24px;
  }
  .tutorial-step-kicker {
    font-size: 12px;
  }
  .tutorial-step .prose h3 {
    font-size: 20px;
  }
}