.guide-hero {
  position: relative;
  overflow-x: clip;
  border-bottom: var(--line);
  background:
    radial-gradient(circle at 82% 44%, var(--color-gold-soft), transparent 27%),
    linear-gradient(180deg, var(--color-bg), var(--color-panel));
}

.guide-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, .7fr);
  gap: clamp(48px, 8vw, 112px);
  align-items: center;
}

.guide-hero-copy {
  max-width: 720px;
}

.guide-hero h1 {
  margin-top: 22px;
}

.guide-hero .lead {
  margin-top: 24px;
}

.guide-route {
  position: relative;
  display: grid;
  gap: 18px;
  padding: 34px;
  border: var(--line);
  border-radius: var(--radius-large);
  background: var(--color-bg);
  box-shadow: var(--shadow-card);
}

.guide-route-line {
  position: absolute;
  top: 54px;
  bottom: 54px;
  left: 59px;
  width: 1px;
  background: linear-gradient(var(--color-gold), var(--color-border));
}

.guide-route-stop {
  position: relative;
  display: grid;
  grid-template-columns: 50px 1fr;
  gap: 18px;
  align-items: center;
  min-height: 62px;
  color: var(--color-muted);
}

.guide-route-stop::before {
  position: absolute;
  z-index: 1;
  left: 19px;
  width: 12px;
  height: 12px;
  border: 3px solid var(--color-bg);
  border-radius: var(--radius-pill);
  background: var(--color-gold);
  box-shadow: 0 0 0 1px var(--color-gold);
  content: "";
}

.guide-route-stop.is-current::before {
  background: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent);
}

.guide-route-index {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  text-align: right;
}

.guide-route-stop strong {
  padding: 14px 18px;
  border: var(--line);
  border-radius: var(--radius-small);
  background: var(--color-panel);
  font-size: 15px;
}

.guide-route-stop.is-current strong {
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
  color: var(--color-accent-dark);
}

.guide-layout {
  padding-top: clamp(48px, 7vw, 88px);
  padding-bottom: clamp(48px, 7vw, 88px);
}

.guide-layout .toc-tabs {
  margin-bottom: 28px;
}

.guide-callout {
  max-width: 940px;
  margin-bottom: 58px;
}

.guide-callout a,
.guide-step-body a:not(.btn) {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.guide-article {
  max-width: 1040px;
}

.guide-step {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 32px;
  padding-top: clamp(52px, 7vw, 86px);
  padding-bottom: clamp(52px, 7vw, 86px);
  border-bottom: var(--line);
}

.guide-step:first-child {
  padding-top: 0;
}

.guide-step:last-child {
  border-bottom: 0;
}

.guide-step-marker {
  position: sticky;
  top: 86px;
  display: inline-flex;
  width: 54px;
  height: 54px;
  align-items: center;
  justify-content: center;
  align-self: start;
  border: 1px solid var(--color-gold);
  border-radius: var(--radius-pill);
  background: var(--color-gold-soft);
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
}

.guide-step-kicker {
  margin-bottom: 10px;
  color: var(--color-gold);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .16em;
}

.guide-step-body > h2 {
  max-width: 790px;
}

.guide-step-body > p {
  max-width: 790px;
  margin-top: 20px;
  color: var(--color-muted);
  font-size: 16px;
  line-height: 1.95;
}

.guide-step-body > pre {
  max-width: 790px;
  margin-top: 22px;
}

.guide-step-action {
  margin-top: 28px;
}

.guide-inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.platform-guide-list {
  display: grid;
  gap: 18px;
  margin-top: 34px;
}

.platform-guide {
  padding: clamp(22px, 4vw, 34px);
  border: var(--line);
  border-radius: var(--radius-medium);
  background: var(--color-panel);
}

.platform-guide-head {
  display: flex;
  align-items: center;
  gap: 14px;
}

.platform-guide-head svg {
  width: 28px;
  height: 28px;
  flex: 0 0 auto;
  color: var(--color-accent);
}

.platform-guide-head h3 {
  font-size: 21px;
}

.platform-guide p {
  margin-top: 14px;
  color: var(--color-muted);
  line-height: 1.9;
}

.platform-guide-list + .callout {
  margin-top: 24px;
}

.guide-finish {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
  margin-top: 36px;
  padding: clamp(24px, 4vw, 38px);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-medium);
  background: linear-gradient(120deg, var(--color-accent-soft), var(--color-bg));
}

.guide-finish h3 {
  margin-top: 14px;
  font-size: 24px;
}

.guide-finish p {
  margin-top: 8px;
  color: var(--color-muted);
}

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

  .guide-route {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 8px;
    padding: 20px;
  }

  .guide-route-line {
    top: 45px;
    right: 42px;
    bottom: auto;
    left: 42px;
    width: auto;
    height: 1px;
    background: linear-gradient(90deg, var(--color-gold), var(--color-border));
  }

  .guide-route-stop {
    grid-template-columns: 1fr;
    gap: 14px;
    min-height: 92px;
    text-align: center;
  }

  .guide-route-stop::before {
    position: relative;
    left: auto;
    justify-self: center;
  }

  .guide-route-index {
    display: none;
  }

  .guide-route-stop strong {
    width: 100%;
    padding: 10px 6px;
    font-size: 13px;
  }
}

@media (max-width: 640px) {
  .guide-hero-grid {
    gap: 38px;
  }

  .guide-route {
    overflow-x: auto;
    grid-template-columns: repeat(5, 92px);
    scrollbar-width: thin;
    -webkit-overflow-scrolling: touch;
  }

  .guide-route-line {
    right: auto;
    width: 410px;
  }

  .guide-step {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .guide-step-marker {
    position: static;
    width: 46px;
    height: 46px;
  }

  .guide-step-body > p {
    font-size: 15px;
  }

  .guide-inline-actions .btn {
    width: 100%;
  }

  .guide-finish {
    grid-template-columns: 1fr;
  }

  .guide-finish .btn {
    width: 100%;
  }
}