.tutorial-intro {
  padding-top: clamp(64px, 8vw, 104px);
  padding-bottom: clamp(58px, 8vw, 96px);
}

.tutorial-heading {
  max-width: 850px;
}

.tutorial-heading .lead {
  margin-top: 22px;
}

.tutorial-actions {
  margin-top: 30px;
}

.tutorial-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 54px;
}

.tutorial-facts > div {
  min-height: 112px;
  display: flex;
  min-width: 0;
  flex-direction: column;
  justify-content: space-between;
  gap: 18px;
  padding: 20px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  background: var(--color-panel);
  box-shadow: var(--shadow-panel);
}

.tutorial-facts strong {
  color: var(--color-text);
  font-size: 16px;
  font-weight: 500;
  overflow-wrap: anywhere;
}

.tutorial-fact-label {
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
}

.tutorial-platform-note {
  margin-top: 22px;
}

.tutorial-toc {
  margin-top: 32px;
}

.tutorial-toc .toc-list {
  counter-reset: none;
}

.tutorial-toc a {
  gap: 8px;
}

.tutorial-toc a span {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 10px;
}

.tutorial-section {
  scroll-margin-top: calc(var(--header-height) + 20px);
}

.tutorial-step {
  display: grid;
  grid-template-columns: minmax(130px, 0.28fr) minmax(0, 1fr);
  gap: clamp(42px, 7vw, 96px);
  align-items: start;
}

.tutorial-step-reverse {
  grid-template-columns: minmax(0, 1fr) minmax(130px, 0.28fr);
}

.tutorial-step-reverse .tutorial-step-side {
  grid-column: 2;
  grid-row: 1;
}

.tutorial-step-reverse .tutorial-step-content {
  grid-column: 1;
  grid-row: 1;
}

.tutorial-step-side {
  position: sticky;
  top: calc(var(--header-height) + 32px);
  display: grid;
  gap: 14px;
  padding-top: 6px;
}

.tutorial-step-number {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: clamp(48px, 6vw, 76px);
  font-weight: 400;
  line-height: 1;
}

.tutorial-step-path {
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  writing-mode: vertical-rl;
}

.tutorial-step-content {
  max-width: 780px;
}

.tutorial-step-heading {
  margin-bottom: 46px;
}

.tutorial-step-heading .lead {
  margin-top: 18px;
}

.tutorial-step-content h3 {
  padding-top: 8px;
}

.tutorial-step-content h3 + p {
  margin-top: 15px;
}

.tutorial-checkpoint {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-top: 30px;
  margin-bottom: 30px;
  padding: 20px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  background: var(--color-panel);
  box-shadow: var(--shadow-panel);
}

.tutorial-checkpoint strong {
  display: block;
  color: var(--color-text);
  font-weight: 500;
}

.tutorial-checkpoint p {
  margin-top: 5px;
  color: var(--color-text-muted);
  font-size: 14px;
}

.tutorial-check-icon {
  width: 30px;
  height: 30px;
  display: inline-grid;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid var(--color-success);
  border-radius: var(--radius-pill);
  color: var(--color-success);
  font-family: var(--font-mono);
  font-size: 14px;
}

.tutorial-finish {
  padding-top: clamp(54px, 7vw, 84px);
}

@media (max-width: 768px) {
  .tutorial-facts {
    grid-template-columns: 1fr;
    margin-top: 40px;
  }

  .tutorial-facts > div {
    min-height: 92px;
  }

  .tutorial-step,
  .tutorial-step-reverse {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .tutorial-step-side,
  .tutorial-step-reverse .tutorial-step-side {
    position: static;
    grid-column: 1;
    grid-row: 1;
    display: flex;
    align-items: baseline;
    gap: 12px;
    padding-top: 0;
  }

  .tutorial-step-content,
  .tutorial-step-reverse .tutorial-step-content {
    grid-column: 1;
    grid-row: 2;
  }

  .tutorial-step-number {
    font-size: 42px;
  }

  .tutorial-step-path {
    writing-mode: horizontal-tb;
  }

  .tutorial-step-heading {
    margin-bottom: 34px;
  }
}

@media (max-width: 480px) {
  .tutorial-toc .toc-list {
    min-width: max-content;
  }

  .tutorial-checkpoint {
    padding: 17px;
  }
}