:root{
  --tutorial-hero-glow:rgba(53,240,200,.22);
  --tutorial-hero-grid:rgba(255,255,255,.08);
  --tutorial-step-line:rgba(0,199,168,.26);
  --tutorial-accent-soft:rgba(0,199,168,.09);
  --tutorial-marker-shadow:rgba(0,199,168,.20);
}
.tutorial-hero{
  position:relative;
  overflow:hidden;
  padding-top:clamp(74px,9vw,118px);
  padding-bottom:clamp(74px,9vw,118px);
  background:
    radial-gradient(circle at 78% 22%,var(--tutorial-hero-glow),transparent 34%),
    linear-gradient(135deg,var(--color-hero-a),var(--color-hero-mid-a) 38%,var(--color-hero-mid-b) 72%,var(--color-hero-b));
  color:var(--color-hero-text);
}
.tutorial-hero::before{
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(var(--tutorial-hero-grid) 1px,transparent 1px),
    linear-gradient(90deg,var(--tutorial-hero-grid) 1px,transparent 1px);
  background-size:44px 44px;
  content:"";
  opacity:.32;
  pointer-events:none;
}
.tutorial-hero-grid{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:minmax(0,.9fr) minmax(420px,1.1fr);
  align-items:center;
  gap:clamp(42px,7vw,92px);
}
.tutorial-hero-copy{max-width:640px}
.tutorial-hero .eyebrow{color:var(--color-hero-muted)}
.tutorial-hero h1{
  margin-bottom:24px;
  color:var(--color-hero-text);
  font-size:clamp(36px,4vw,48px);
}
.tutorial-intro{
  max-width:62ch;
  margin-bottom:28px;
  color:var(--color-hero-muted);
  font-size:clamp(17px,1.8vw,20px);
}
.tutorial-hero .btn-primary{
  background:var(--color-panel);
  color:var(--color-accent-dark);
  box-shadow:0 14px 34px var(--color-button-shadow);
}
.tutorial-hero .btn-primary:hover{
  background:var(--color-panel-soft);
  color:var(--color-text);
}
.tutorial-hero .btn-secondary{
  border-color:var(--color-accent-dark);
  background:var(--color-accent-dark);
  color:var(--color-hero-text);
}
.tutorial-hero .btn-secondary:hover{
  background:var(--color-text);
  color:var(--color-hero-text);
}
.tutorial-facts{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:24px;
}
.tutorial-facts .pill{
  border-color:var(--color-glass-line-soft);
  background:var(--color-glass-low);
  color:var(--color-hero-text);
}
.tutorial-route{
  overflow:hidden;
  border:1px solid var(--color-glass-line);
  border-radius:var(--radius-xl);
  background:linear-gradient(145deg,var(--color-glass-high),var(--color-glass-low));
  box-shadow:var(--shadow-float);
  backdrop-filter:blur(18px);
}
.route-chrome{
  display:flex;
  min-height:48px;
  align-items:center;
  gap:7px;
  padding-inline:18px;
  border-bottom:1px solid var(--color-glass-line-soft);
  color:var(--color-hero-muted);
  font-family:var(--font-mono);
  font-size:11px;
}
.route-chrome i{
  width:9px;
  height:9px;
  border-radius:50%;
}
.route-chrome i:nth-child(1){background:var(--color-error)}
.route-chrome i:nth-child(2){background:var(--color-warning)}
.route-chrome i:nth-child(3){background:var(--color-success)}
.route-chrome span{margin-left:8px}
.route-track{
  position:relative;
  display:grid;
  gap:10px;
  margin:0;
  padding:24px;
  list-style:none;
}
.route-track::before{
  position:absolute;
  top:48px;
  bottom:48px;
  left:49px;
  width:1px;
  background:var(--color-glass-line-soft);
  content:"";
}
.route-track li{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:40px minmax(0,1fr);
  align-items:center;
  gap:15px;
  min-height:70px;
  padding:10px 14px;
  border:1px solid transparent;
  border-radius:var(--radius-lg);
  color:var(--color-hero-muted);
}
.route-track li.is-current{
  border-color:var(--color-glass-line-soft);
  background:var(--color-glass-row);
  color:var(--color-hero-text);
}
.route-number{
  display:grid;
  width:40px;
  height:40px;
  place-items:center;
  border:1px solid var(--color-glass-line);
  border-radius:50%;
  background:var(--color-hero-a);
  color:var(--color-hero-text);
  font-family:var(--font-mono);
  font-size:11px;
}
.route-track strong{
  display:block;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
}
.route-track small{
  display:block;
  margin-top:3px;
  color:var(--color-hero-muted);
}
.route-status{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:8px 18px;
  padding:13px 20px;
  border-top:1px solid var(--color-glass-line-soft);
  color:var(--color-hero-faint);
  font-family:var(--font-mono);
  font-size:10px;
}
.tutorial-nav-section{
  padding-top:70px;
  padding-bottom:70px;
  border-bottom:1px solid var(--color-border);
}
.compact-head{margin-bottom:26px}
.prep-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:22px;
}
.prep-card{
  display:flex;
  min-height:100%;
  flex-direction:column;
}
.prep-card h3{font-size:25px}
.prep-card p{color:var(--color-muted)}
.prep-card a{margin-top:auto;font-weight:650}
.prep-code,
.sample-label{
  color:var(--color-accent-dark);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
}
.prep-code{margin-bottom:14px}
.sample-label{margin-top:8px;margin-bottom:6px}
.prep-card pre{
  margin-bottom:0;
  padding:14px;
  font-size:12px;
}
.step-layout{
  display:grid;
  grid-template-columns:150px minmax(0,780px);
  justify-content:center;
  gap:clamp(34px,6vw,76px);
}
.step-marker{
  position:relative;
  align-self:start;
  padding-top:7px;
}
.step-marker::after{
  position:absolute;
  top:92px;
  bottom:-80px;
  left:29px;
  width:1px;
  background:var(--tutorial-step-line);
  content:"";
}
.step-marker span{
  display:grid;
  width:60px;
  height:60px;
  place-items:center;
  border:1px solid var(--color-accent);
  border-radius:50%;
  background:var(--color-panel);
  color:var(--color-accent-dark);
  box-shadow:0 0 0 10px var(--tutorial-marker-shadow);
  font-family:var(--font-mono);
  font-size:14px;
}
.step-marker p{
  margin-top:20px;
  color:var(--color-accent-dark);
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.1em;
  writing-mode:vertical-rl;
}
.step-content{min-width:0}
.step-content > h3{
  margin-top:2.1em;
  font-size:clamp(24px,3vw,31px);
}
.step-content > p{
  color:var(--color-muted);
  font-size:17px;
}
.step-check,
.verify-list{
  margin-top:34px;
  padding:26px;
  border:1px solid var(--color-border);
  border-radius:var(--radius-xl);
  background:var(--color-panel);
}
.step-check h3,
.verify-list h3{
  margin-bottom:14px;
  font-size:24px;
}
.step-check ul,
.verify-list ol{
  margin-bottom:0;
  color:var(--color-muted);
}
.step-check li + li,
.verify-list li + li{margin-top:9px}
.step-next{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  margin-top:40px;
  padding-top:22px;
  border-top:1px solid var(--color-border);
}
.step-next span{
  flex-shrink:0;
  color:var(--color-muted);
  font-size:11px;
}
.step-next a{
  text-align:right;
  font-weight:650;
}
.step-complete{
  padding:24px;
  border:0;
  border-radius:var(--radius-xl);
  background:var(--color-code-bg);
}
.step-complete span{color:var(--color-hero-faint)}
.step-complete a{color:var(--color-hero-text)}
.step-complete a:hover{color:var(--color-accent)}
.mode-table-wrap{
  max-width:100%;
  margin-top:34px;
  overflow-x:auto;
  border-radius:var(--radius-lg);
  -webkit-overflow-scrolling:touch;
}
.connection-signals{
  display:grid;
  gap:12px;
  margin-top:36px;
}
.connection-signals article{
  display:grid;
  grid-template-columns:14px minmax(0,1fr);
  gap:14px;
  align-items:start;
  padding:19px 20px;
  border:1px solid var(--color-border);
  border-radius:var(--radius-lg);
  background:var(--color-panel);
}
.connection-signals h3{
  margin-bottom:3px;
  font-family:var(--font-body);
  font-size:17px;
  font-weight:650;
}
.connection-signals p{
  margin:0;
  color:var(--color-muted);
}
.signal-dot{
  width:11px;
  height:11px;
  margin-top:7px;
  border-radius:50%;
}
.signal-ready{background:var(--color-success)}
.signal-route{background:var(--color-accent)}
.signal-check{background:var(--color-warning)}
.tutorial-links{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:22px;
  margin-top:42px;
}
.tutorial-links .card{
  display:flex;
  flex-direction:column;
}
.tutorial-links h3{font-size:27px}
.tutorial-links p:not(.eyebrow){color:var(--color-muted)}
.tutorial-links a{margin-top:auto;font-weight:650}
@media (max-width:960px){
  .tutorial-hero-grid{
    grid-template-columns:1fr;
  }
  .tutorial-hero-copy{max-width:760px}
  .tutorial-route{max-width:720px}
  .prep-grid{grid-template-columns:1fr}
}
@media (max-width:768px){
  .tutorial-hero{
    padding-top:62px;
    padding-bottom:68px;
  }
  .tutorial-hero h1{font-size:clamp(26px,7.5vw,30px)}
  .tutorial-hero-grid{gap:38px}
  .step-layout{
    grid-template-columns:1fr;
    gap:22px;
  }
  .step-marker{
    display:flex;
    align-items:center;
    gap:16px;
  }
  .step-marker::after{display:none}
  .step-marker p{
    margin:0;
    writing-mode:horizontal-tb;
  }
  .tutorial-links{grid-template-columns:1fr}
}
@media (max-width:640px){
  .tutorial-route{border-radius:var(--radius-lg)}
  .route-track{padding:14px 12px}
  .route-track::before{left:41px}
  .route-track li{
    grid-template-columns:36px minmax(0,1fr);
    gap:11px;
    padding-inline:8px;
  }
  .route-number{
    width:36px;
    height:36px;
  }
  .route-status{flex-direction:column}
  .step-marker span{
    width:52px;
    height:52px;
    box-shadow:0 0 0 7px var(--tutorial-marker-shadow);
  }
  .step-next{
    align-items:flex-start;
    flex-direction:column;
  }
  .step-next a{text-align:left}
  .step-check,
  .verify-list{padding:20px}
}