.tutorial-hero{
  position:relative;
  padding-top:72px;
  padding-bottom:72px;
  overflow-x:clip;
  background:
    radial-gradient(circle at 84% 18%,var(--color-mark),transparent 32%),
    var(--color-page);
}
.tutorial-hero-inner{
  display:grid;
  grid-template-columns:minmax(0,1.08fr) minmax(360px,.72fr);
  align-items:center;
  gap:72px;
}
.tutorial-hero-copy{
  display:grid;
  justify-items:start;
  gap:18px;
  min-width:0;
}
.tutorial-hero-copy h1{
  max-width:760px;
}
.tutorial-hero-copy .lead{
  max-width:760px;
}
.tutorial-hero-copy .hero-actions{
  margin-top:0;
}
.tutorial-facts{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:8px;
  list-style:none;
}
.tutorial-facts li{
  display:grid;
  gap:2px;
  min-width:150px;
  padding:12px 15px;
  border:1px solid var(--color-border);
  border-radius:var(--radius-small);
  background:var(--color-surface);
  box-shadow:var(--shadow-chip);
}
.tutorial-facts strong{
  font-family:var(--font-mono);
  font-size:13px;
  color:var(--color-accent-deep);
}
.tutorial-facts span{
  font-size:12px;
  color:var(--color-muted);
}
.tutorial-route{
  min-width:0;
  border:1px solid var(--color-dark-line);
  border-radius:var(--radius-medium);
  color:var(--color-dark-text);
  background-color:var(--color-forest);
  background-image:
    linear-gradient(var(--color-grid) 1px,transparent 1px),
    linear-gradient(90deg,var(--color-grid) 1px,transparent 1px);
  background-size:26px 26px;
  box-shadow:var(--shadow-card);
}
.tutorial-route-bar{
  display:flex;
  align-items:center;
  gap:8px;
  min-height:46px;
  padding:10px 16px;
  border-bottom:1px solid var(--color-dark-line);
}
.tutorial-route-file{
  margin-left:auto;
  color:var(--color-dark-muted);
  font-family:var(--font-mono);
  font-size:11px;
}
.tutorial-route-list{
  display:grid;
  padding:12px 22px 18px;
  list-style:none;
  counter-reset:tutorial-route;
}
.tutorial-route-list li{
  position:relative;
  display:grid;
  gap:2px;
  min-height:68px;
  padding:12px 12px 12px 52px;
  border-bottom:1px solid var(--color-dark-line);
  counter-increment:tutorial-route;
}
.tutorial-route-list li:last-child{
  border-bottom:0;
}
.tutorial-route-list li::before{
  content:counter(tutorial-route);
  position:absolute;
  top:15px;
  left:4px;
  display:grid;
  place-items:center;
  width:30px;
  height:30px;
  border:1px solid var(--color-accent-line);
  border-radius:var(--radius-pill);
  color:var(--color-accent);
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:800;
}
.tutorial-route-list li::after{
  content:"";
  position:absolute;
  top:46px;
  bottom:-14px;
  left:19px;
  width:1px;
  background:var(--color-accent-line);
}
.tutorial-route-list li:last-child::after{
  display:none;
}
.tutorial-route-list span{
  font-weight:900;
}
.tutorial-route-list small{
  color:var(--color-dark-muted);
}
.tutorial-intro{
  padding-top:72px;
  padding-bottom:36px;
}
.tutorial-intro a,
.tutorial-prose p a,
.client-callout a{
  color:var(--color-accent-deep);
  font-weight:800;
  text-decoration:underline;
  text-decoration-color:var(--color-accent);
  text-underline-offset:3px;
}
.tutorial-document{
  padding-bottom:var(--section-space);
}
.tutorial-document > .toc-tabs{
  top:12px;
  margin-bottom:58px;
}
.tutorial-prose{
  width:100%;
  max-width:var(--reading-width);
  margin-inline:auto;
}
.tutorial-step{
  position:relative;
  padding-top:22px;
  padding-bottom:76px;
  border-bottom:1px solid var(--color-border);
}
.tutorial-step:last-child{
  padding-bottom:0;
  border-bottom:0;
}
.step-heading{
  display:grid;
  gap:8px;
  margin-bottom:24px;
}
.step-kicker{
  color:var(--color-accent-deep);
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:800;
  letter-spacing:.16em;
}
.tutorial-step h2{
  font-size:clamp(30px,4vw,46px);
}
.tutorial-step > p{
  margin-top:18px;
  color:var(--color-muted);
  line-height:1.9;
}
.tutorial-step > p:first-of-type{
  margin-top:0;
  color:var(--color-ink);
  font-size:18px;
}
.step-action{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:28px;
}
.subscription-example{
  margin-top:20px;
  padding:18px 20px;
  max-width:100%;
  border:1px solid var(--color-dark-line);
  border-radius:var(--radius-small);
  color:var(--color-dark-text);
  background:var(--color-forest);
  font-size:13px;
}
.client-notes{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
  margin-top:30px;
}
.client-note{
  min-width:0;
  padding:24px;
  border:1px solid var(--color-border);
  border-radius:var(--radius-small);
  background:var(--color-surface);
}
.client-note h3{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:21px;
}
.client-note h3::before{
  content:"";
  width:8px;
  height:8px;
  border-radius:var(--radius-pill);
  background:var(--color-accent);
  flex-shrink:0;
}
.client-note p{
  margin-top:14px;
  color:var(--color-muted);
  line-height:1.82;
}
.client-callout{
  margin-top:20px;
}

@media (max-width:1000px){
  .tutorial-hero-inner{
    grid-template-columns:1fr;
    gap:44px;
  }
  .tutorial-route{
    max-width:720px;
  }
}
@media (max-width:768px){
  .tutorial-hero{
    padding-top:48px;
    padding-bottom:56px;
  }
  .tutorial-hero-inner{
    gap:36px;
  }
  .tutorial-facts{
    display:grid;
    width:100%;
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .tutorial-facts li:last-child{
    grid-column:1 / -1;
  }
  .tutorial-intro{
    padding-top:56px;
    padding-bottom:28px;
  }
  .tutorial-document > .toc-tabs{
    margin-bottom:42px;
  }
  .client-notes{
    grid-template-columns:1fr;
  }
  .tutorial-step{
    padding-bottom:60px;
  }
}
@media (max-width:480px){
  .tutorial-facts{
    grid-template-columns:1fr;
  }
  .tutorial-facts li:last-child{
    grid-column:auto;
  }
  .tutorial-route-list{
    padding-inline:14px;
  }
  .tutorial-step > p:first-of-type{
    font-size:17px;
  }
  .client-note{
    padding:20px;
  }
  .step-action .btn{
    width:100%;
  }
}