.guide-hero {
  position: relative;
  overflow-x: clip;
  border-bottom: 1px solid var(--color-border);
  background: var(--gradient-panel);
}

.guide-hero::before {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(var(--color-dot-texture) 1px, transparent 1.4px);
  background-size: 26px 26px;
  content: '';
  pointer-events: none;
}

.guide-hero-grid {
  position: relative;
  display: grid;
  min-height: calc(100svh - var(--header-height));
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.92fr);
  align-items: center;
  gap: clamp(42px, 7vw, 92px);
  padding-top: clamp(64px, 8vw, 104px);
  padding-bottom: clamp(64px, 8vw, 104px);
}

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

.guide-hero-copy h1 {
  max-width: 11ch;
  margin-top: 20px;
}

.guide-hero-lede {
  max-width: 58ch;
  margin-bottom: 28px;
  color: var(--color-text-muted);
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.85;
}

.guide-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 28px 0 0;
  padding: 24px 0 0;
  border-top: 1px solid var(--color-border);
  list-style: none;
}

.guide-facts li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-text-muted);
  font-size: 14px;
}

.guide-route-panel {
  position: relative;
  min-height: 430px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel);
  box-shadow: var(--shadow-raised);
}

.guide-route-panel::before {
  position: absolute;
  top: -120px;
  right: -80px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: var(--gradient-halo);
  content: '';
}

.guide-route-heading {
  position: absolute;
  top: 28px;
  left: 30px;
  z-index: 2;
  display: grid;
  gap: 3px;
}

.guide-route-heading span {
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
}

.guide-route-heading strong {
  font-size: 20px;
}

.guide-route-svg {
  position: absolute;
  inset: 62px 10px 10px;
  width: calc(100% - 20px);
  height: calc(100% - 72px);
  color: var(--color-border);
}

.guide-route-step {
  position: absolute;
  z-index: 3;
  display: grid;
  min-width: 118px;
  gap: 2px;
  padding: 13px 15px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel-raised);
  box-shadow: var(--shadow-raised);
}

.guide-route-step strong {
  padding-left: 17px;
  color: var(--color-text);
  font-size: 15px;
}

.guide-route-step small {
  padding-left: 17px;
  font-size: 11px;
}

.guide-step-dot {
  position: absolute;
  top: 19px;
  left: 15px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
}

.guide-route-step-account {
  top: 116px;
  left: 28px;
}

.guide-route-step-plan {
  top: 188px;
  left: 37%;
}

.guide-route-step-import {
  right: 28px;
  bottom: 104px;
}

.guide-route-step-connect {
  right: 48px;
  bottom: 22px;
}

.guide-intro {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-panel);
}

.guide-intro h2 {
  max-width: 16ch;
}

.guide-intro a {
  color: var(--color-accent);
}

.guide-layout {
  padding-top: clamp(54px, 7vw, 88px);
  padding-bottom: var(--section-space);
}

.guide-layout .toc-tabs {
  margin-bottom: clamp(54px, 7vw, 82px);
}

.guide-article {
  width: 100%;
  max-width: var(--reading-max);
  margin-inline: auto;
}

.guide-chapter {
  padding-top: 18px;
  padding-bottom: clamp(74px, 9vw, 116px);
  border-bottom: 1px solid var(--color-border);
}

.guide-chapter + .guide-chapter {
  padding-top: clamp(74px, 9vw, 116px);
}

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

.chapter-index {
  margin-bottom: 12px;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.guide-chapter h2 {
  max-width: 16ch;
  margin-bottom: 38px;
}

.guide-chapter h3 {
  margin-top: 2em;
  font-size: clamp(22px, 3vw, 28px);
}

.guide-chapter p {
  overflow-wrap: anywhere;
}

.guide-chapter .table-scroll {
  margin-block: 34px;
}

.guide-chapter pre {
  margin-block: 26px;
}

.guide-finish {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 30px;
  margin-top: 52px;
  padding: clamp(26px, 5vw, 44px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--gradient-panel);
  box-shadow: var(--shadow-raised);
}

.guide-finish h3 {
  margin-top: 0;
  margin-bottom: 10px;
}

.guide-finish p:last-child {
  margin-bottom: 0;
}

@media (max-width: 980px) {
  .guide-hero-grid {
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .guide-hero-copy h1 {
    max-width: 12ch;
  }

  .guide-route-panel {
    min-height: 400px;
  }
}

@media (max-width: 720px) {
  .guide-hero-grid {
    gap: 38px;
    padding-top: 48px;
    padding-bottom: 58px;
  }

  .guide-route-panel {
    min-height: 350px;
  }

  .guide-route-heading {
    top: 22px;
    left: 22px;
  }

  .guide-route-step {
    min-width: 104px;
    padding: 10px 12px;
  }

  .guide-route-step strong,
  .guide-route-step small {
    padding-left: 15px;
  }

  .guide-step-dot {
    top: 16px;
    left: 12px;
  }

  .guide-route-step-account {
    top: 102px;
    left: 16px;
  }

  .guide-route-step-plan {
    top: 164px;
    left: 34%;
  }

  .guide-route-step-import {
    right: 16px;
    bottom: 84px;
  }

  .guide-route-step-connect {
    right: 30px;
    bottom: 14px;
  }

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

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

@media (max-width: 430px) {
  .guide-route-panel {
    min-height: 330px;
  }

  .guide-route-svg {
    opacity: 0.72;
  }

  .guide-route-step {
    min-width: 96px;
  }

  .guide-route-step small {
    display: none;
  }

  .guide-route-step-plan {
    left: 32%;
  }

  .guide-route-step-import {
    bottom: 76px;
  }

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