.tutorial-hero {
  position: relative;
  overflow-x: clip;
  border-bottom: 1px solid var(--color-border);
  background:
    radial-gradient(640px 360px at 82% 18%, var(--color-accent-faint), var(--color-transparent)),
    repeating-linear-gradient(115deg, var(--color-line-faint) 0 1px, var(--color-transparent) 1px 9px),
    var(--color-bg);
}

.tutorial-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, .75fr);
  gap: 72px;
  align-items: center;
}

.tutorial-hero-copy {
  max-width: 760px;
}

.tutorial-hero-copy .hero-title {
  margin-top: 0;
  text-align: left;
}

.tutorial-hero-copy .lead {
  margin-bottom: 28px;
}

.tutorial-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 22px;
}

.tutorial-actions .btn-primary,
.tutorial-prose a.btn-primary {
  color: var(--color-white);
  text-decoration: none;
}

.tutorial-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.access-sequence {
  position: relative;
  padding: 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel-strong);
  box-shadow: var(--shadow-card);
  transform: rotate(2deg);
}

.access-sequence::before {
  position: absolute;
  inset: 10px;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  content: "";
  pointer-events: none;
}

.access-sequence-head {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 8px 10px 16px;
  border-bottom: 1px solid var(--color-border);
}

.access-sequence-head span {
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
}

.access-sequence-head strong {
  font-size: 14px;
}

.access-sequence ol {
  position: relative;
  display: grid;
  gap: 8px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.access-sequence li {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: center;
  min-height: 54px;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-panel);
  color: var(--color-text);
  font-weight: 700;
}

.access-sequence li small {
  color: var(--color-text-muted);
  font-size: 12px;
  font-weight: 500;
  text-align: right;
}

.sequence-mark {
  width: 10px;
  height: 10px;
  flex: 0 0 auto;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  box-shadow: 0 0 0 4px var(--color-accent-soft);
}

.tutorial-prose {
  padding-bottom: var(--section-space);
}

.tutorial-step {
  position: relative;
  padding-left: 48px;
  scroll-margin-top: var(--toc-offset);
}

.tutorial-step + .tutorial-step {
  margin-top: 72px;
  padding-top: 8px;
  border-top: 1px solid var(--color-border);
}

.tutorial-step::before {
  position: absolute;
  top: 9px;
  left: 9px;
  width: 12px;
  height: 12px;
  border: 3px solid var(--color-accent);
  border-radius: var(--radius-pill);
  background: var(--color-panel);
  box-shadow: 0 0 0 6px var(--color-accent-soft);
  content: "";
}

.tutorial-step::after {
  position: absolute;
  top: 31px;
  bottom: -72px;
  left: 14px;
  width: 1px;
  background: var(--color-border);
  content: "";
}

.tutorial-step:last-child::after {
  display: none;
}

.tutorial-step h2 {
  margin-top: 0;
}

.step-kicker {
  display: inline-flex;
  min-height: 27px;
  align-items: center;
  margin-bottom: 12px;
  padding: 4px 10px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  background: var(--color-panel-strong);
  color: var(--color-accent-dark);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .05em;
}

.step-link-row {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-top: 28px;
  padding: 20px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  box-shadow: var(--shadow-soft);
}

.step-link-row span {
  color: var(--color-text-muted);
  font-size: 14px;
}

.platform-step {
  padding-top: 24px;
}

.platform-step .step-kicker {
  font-family: var(--font-mono);
  letter-spacing: .04em;
}

.verification-card {
  display: grid;
  gap: 10px;
  margin-top: 28px;
  padding: 24px;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-md);
  background:
    repeating-linear-gradient(115deg, var(--color-line-faint) 0 1px, var(--color-transparent) 1px 8px),
    var(--color-panel);
  box-shadow: var(--shadow-soft);
}

.verification-card strong {
  color: var(--color-text);
  font-size: 18px;
}

.verification-card p {
  margin-bottom: 4px;
}

.verification-card .btn {
  justify-self: start;
}

@media (max-width: 900px) {
  .tutorial-hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .access-sequence {
    width: 100%;
    max-width: 620px;
    transform: none;
  }
}

@media (max-width: 640px) {
  .tutorial-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .tutorial-actions .btn {
    width: 100%;
  }

  .access-sequence {
    padding: 14px;
  }

  .access-sequence li {
    grid-template-columns: auto 1fr;
  }

  .access-sequence li small {
    grid-column: 2;
    text-align: left;
  }

  .tutorial-step {
    padding-left: 32px;
  }

  .tutorial-step::before {
    left: 2px;
  }

  .tutorial-step::after {
    left: 7px;
  }

  .step-link-row {
    align-items: stretch;
    flex-direction: column;
    padding: 18px;
  }

  .step-link-row .btn {
    width: 100%;
  }

  .verification-card .btn {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .access-sequence {
    transform: none;
  }
}