:root {
  --tutorial-map-width: 480px;
  --tutorial-step-rail: 52px;
  --tutorial-client-min: 280px;
}

.tutorial-hero {
  position: relative;
  overflow: clip;
  border-bottom: 1px solid var(--color-border);
  padding-top: 64px;
  padding-bottom: 72px;
}

.tutorial-hero::before {
  position: absolute;
  top: 0;
  right: 0;
  width: 48%;
  height: 100%;
  background-image: radial-gradient(var(--color-border) 1px, transparent 1px);
  background-size: 16px 16px;
  content: "";
  opacity: 0.72;
}

.tutorial-hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, var(--tutorial-map-width));
  align-items: center;
  gap: 72px;
}

.tutorial-hero-copy {
  position: relative;
  z-index: 2;
}

.tutorial-hero-copy .lead {
  margin-bottom: 0;
}

.tutorial-hero-actions {
  margin-top: 28px;
  margin-bottom: 22px;
}

.tutorial-map {
  position: relative;
  z-index: 1;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  box-shadow: var(--shadow-window);
}

.tutorial-map::before {
  position: absolute;
  top: 58px;
  bottom: 52px;
  left: 34px;
  width: 2px;
  background: var(--color-border);
  content: "";
}

.tutorial-map-head,
.tutorial-map-foot {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  border-bottom: 1px solid var(--color-border);
  padding: 14px 18px;
}

.tutorial-map-head {
  background: var(--color-panel-deep);
}

.tutorial-map-title {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 850;
}

.tutorial-map-track {
  position: relative;
  z-index: 1;
  padding: 10px 0;
}

.tutorial-map-row {
  display: grid;
  min-height: 58px;
  grid-template-columns: 30px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  margin-inline: 18px;
  border-bottom: 1px solid var(--color-border);
}

.tutorial-map-row:last-child {
  border-bottom: 0;
}

.tutorial-map-row.is-current {
  border-radius: var(--radius-xs);
  background: var(--color-panel-deep);
  padding-inline: 8px;
}

.tutorial-map-node {
  position: relative;
  z-index: 2;
  width: 12px;
  height: 12px;
  justify-self: center;
  border: 3px solid var(--color-panel);
  border-radius: var(--radius-pill);
  background: var(--color-success);
  box-shadow: 0 0 0 1px var(--color-border);
}

.tutorial-map-row.is-current .tutorial-map-node {
  box-shadow: 0 0 0 4px var(--color-success-ring);
}

.tutorial-map-label {
  color: var(--color-text);
  font-weight: 800;
}

.tutorial-map-state {
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  white-space: nowrap;
}

.tutorial-map-foot {
  border-top: 1px solid var(--color-border);
  border-bottom: 0;
  color: var(--color-text-muted);
  font-size: 11px;
}

.tutorial-map-foot strong {
  color: var(--color-accent);
  font-family: var(--font-display);
}

.tutorial-guide {
  padding-top: 42px;
  padding-bottom: var(--section-space);
}

.tutorial-callout {
  margin-top: 30px;
  margin-bottom: 10px;
}

.tutorial-step {
  position: relative;
  display: grid;
  grid-template-columns: var(--tutorial-step-rail) minmax(0, 1fr);
  gap: 24px;
  padding-top: 72px;
}

.tutorial-step::before {
  position: absolute;
  top: 0;
  bottom: -72px;
  left: 25px;
  width: 1px;
  background: var(--color-border);
  content: "";
}

.tutorial-step:last-child::before {
  bottom: 0;
}

.tutorial-step-index {
  position: sticky;
  top: calc(var(--toc-top) + 68px);
  z-index: 2;
  display: inline-flex;
  width: var(--tutorial-step-rail);
  height: var(--tutorial-step-rail);
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-sm);
  background: var(--color-accent);
  color: var(--color-panel);
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 900;
  box-shadow: var(--shadow-button);
}

.tutorial-step-body {
  min-width: 0;
  border-top: 1px solid var(--color-border);
  padding-top: 26px;
}

.tutorial-step-body > p {
  max-width: 58em;
}

.tutorial-step-body h2 {
  max-width: 18em;
}

.tutorial-inline-action {
  display: flex;
  max-width: 58em;
  align-items: center;
  gap: 18px;
  margin-top: 26px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-panel);
  padding: 16px;
}

.tutorial-hero-actions .btn-primary,
.tutorial-inline-action .btn-primary,
.tutorial-finish .btn-primary {
  color: var(--color-panel);
}

.tutorial-inline-action span {
  color: var(--color-text-muted);
  font-size: 13px;
}

.client-instruction-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(var(--tutorial-client-min), 1fr));
  gap: 14px;
  margin-top: 30px;
  margin-bottom: 24px;
}

.client-instruction {
  min-width: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-panel);
  padding: 22px;
}

.client-instruction h3 {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  border-radius: var(--radius-xs);
  background: var(--color-panel-deep);
  padding: 5px 11px;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 15px;
}

.client-instruction p {
  color: var(--color-text-muted);
}

.tutorial-finish {
  max-width: 58em;
  margin-top: 30px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel-deep);
  padding: 24px;
}

.tutorial-finish p {
  margin-top: 14px;
  color: var(--color-text-muted);
}

.tutorial-finish .button-row {
  margin-top: 20px;
}

@media (max-width: 960px) {
  .tutorial-hero-grid {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .tutorial-map {
    width: 100%;
    max-width: 680px;
  }

  .tutorial-hero::before {
    width: 100%;
    opacity: 0.48;
  }
}

@media (max-width: 768px) {
  .tutorial-hero {
    padding-top: 42px;
    padding-bottom: 54px;
  }

  .tutorial-step {
    grid-template-columns: 42px minmax(0, 1fr);
    gap: 15px;
    padding-top: 58px;
  }

  .tutorial-step::before {
    left: 20px;
  }

  .tutorial-step-index {
    top: calc(var(--toc-top) + 58px);
    width: 42px;
    height: 42px;
    font-size: 15px;
  }

  .client-instruction-grid {
    grid-template-columns: 1fr;
  }

  .tutorial-inline-action {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 520px) {
  .tutorial-hero-grid {
    gap: 30px;
  }

  .tutorial-map-row {
    grid-template-columns: 26px minmax(0, 1fr);
  }

  .tutorial-map-state {
    display: none;
  }

  .tutorial-map-foot span {
    overflow-wrap: anywhere;
  }

  .tutorial-guide {
    padding-top: 28px;
  }

  .tutorial-step {
    display: block;
  }

  .tutorial-step::before {
    display: none;
  }

  .tutorial-step-index {
    position: static;
    margin-bottom: 14px;
  }

  .tutorial-step-body {
    padding-top: 20px;
  }

  .client-instruction {
    padding: 18px;
  }

  .tutorial-inline-action .btn-primary,
  .tutorial-inline-action .btn-secondary {
    width: 100%;
  }

  .tutorial-finish {
    padding: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .tutorial-map,
  .tutorial-step-index {
    transform: none;
  }
}