.guide-hero {
  padding-top: 22px;
  padding-bottom: 46px;
}

.guide-hero-panel {
  min-height: 520px;
  padding: 52px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  align-items: center;
  gap: 58px;
  border: var(--border-thin) solid var(--color-border-dark);
  border-radius: var(--radius-card);
  background: var(--color-panel);
  color: var(--color-white);
}

.guide-hero-copy {
  min-width: 0;
}

.guide-hero .eyebrow {
  color: var(--color-accent);
}

.guide-hero h1 {
  max-width: 650px;
  margin-bottom: 24px;
  color: var(--color-white);
  font-size: clamp(52px, 5.4vw, 68px);
}

.guide-lead {
  max-width: 650px;
  margin-bottom: 26px;
  color: var(--color-white-muted);
  font-size: 18px;
  line-height: 1.85;
}

.guide-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.guide-facts .badge {
  border-color: var(--color-panel-line-strong);
  background: var(--color-panel-fill);
  color: var(--color-white-muted);
}

.guide-board {
  min-width: 0;
  overflow: hidden;
  border: var(--border-thin) solid var(--color-panel-line-strong);
  border-radius: var(--radius-board);
  background: var(--color-panel-raised);
}

.guide-board-head {
  min-height: 76px;
  padding-inline: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  border-bottom: var(--border-thin) solid var(--color-panel-line-strong);
  color: var(--color-white);
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 800;
}

.guide-board-state {
  color: var(--color-accent);
  font-size: 10px;
  letter-spacing: 0.12em;
}

.guide-board-row {
  min-height: 70px;
  padding-inline: 19px;
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  border-bottom: var(--border-thin) solid var(--color-panel-line);
}

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

.guide-board-row > span {
  color: var(--color-white-soft);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
}

.guide-board-row > span:last-child {
  color: var(--color-accent);
}

.guide-board-row strong {
  color: var(--color-white);
  font-size: 14px;
}

.guide-article {
  max-width: 970px;
}

.guide-breadcrumb {
  margin-bottom: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--color-text-muted);
  font-size: 13px;
}

.guide-breadcrumb a {
  color: var(--color-accent-dark);
  font-weight: 700;
}

.guide-preface {
  max-width: var(--reading-width);
  margin-inline: auto;
  color: var(--color-text-muted);
  font-size: 17px;
}

.guide-preface a,
.guide-section a {
  color: var(--color-accent-dark);
  font-weight: 720;
  text-decoration: underline;
  text-decoration-thickness: var(--border-thin);
  text-underline-offset: 4px;
}

.guide-article > .toc-tabs {
  margin-top: 38px;
  margin-bottom: 54px;
}

.guide-section {
  max-width: var(--reading-width);
  margin-inline: auto;
  padding-top: 42px;
  padding-bottom: 42px;
  border-top: var(--border-thin) solid var(--color-border);
}

.guide-section:first-of-type {
  border-top: 0;
}

.guide-section h2 {
  margin-bottom: 32px;
  font-size: clamp(32px, 4vw, 46px);
}

.guide-section h3 {
  margin-top: 42px;
  margin-bottom: 16px;
  font-size: 24px;
}

.guide-section p,
.guide-section li {
  color: var(--color-text-muted);
  font-size: 16px;
  line-height: 1.9;
}

.guide-section p {
  margin-bottom: 20px;
}

.guide-section .section-kicker {
  margin-bottom: 9px;
}

.guide-section .table-scroll {
  margin-top: 30px;
  margin-bottom: 34px;
}

.guide-section .callout {
  margin-top: 32px;
  margin-bottom: 8px;
}

.error-sequence {
  margin-top: 30px;
  margin-bottom: 30px;
  padding: 24px;
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-board);
  background: var(--color-panel-soft);
}

.error-sequence > .mono {
  margin-bottom: 16px;
  color: var(--color-panel);
  font-size: 12px;
  font-weight: 750;
  letter-spacing: 0.04em;
}

.error-sequence ol {
  margin: 0;
  padding-left: 24px;
}

.error-sequence li {
  margin-bottom: 8px;
}

.error-sequence li:last-child {
  margin-bottom: 0;
}

.procedure-list {
  margin: 28px 0 34px;
  padding: 0;
  display: grid;
  gap: 12px;
  list-style: none;
  counter-reset: procedure;
}

.procedure-list li {
  min-width: 0;
  padding: 18px 20px 18px 58px;
  position: relative;
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-board);
  background: var(--color-page);
  counter-increment: procedure;
}

.procedure-list li::before {
  content: counter(procedure);
  position: absolute;
  top: 18px;
  left: 18px;
  width: 27px;
  height: 27px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-control);
  background: var(--color-panel);
  color: var(--color-white);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 800;
}

.procedure-list strong {
  color: var(--color-text);
}

.final-checklist {
  margin-top: 38px;
  padding: 28px;
  border: var(--border-thin) solid var(--color-border-dark);
  border-radius: var(--radius-card);
  background: var(--color-panel);
  color: var(--color-white-muted);
}

.final-checklist h3 {
  margin-top: 0;
  color: var(--color-white);
}

.final-checklist ul {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  list-style: none;
}

.final-checklist li {
  position: relative;
  padding-left: 26px;
  color: var(--color-white-muted);
}

.final-checklist li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 800;
}

@media (max-width: 900px) {
  .guide-hero-panel {
    min-height: auto;
    padding: 40px 30px;
    grid-template-columns: 1fr;
    gap: 38px;
  }

  .guide-hero h1 {
    font-size: 40px;
  }

  .guide-board {
    max-width: 620px;
  }
}

@media (max-width: 640px) {
  .guide-hero {
    padding-top: 10px;
    padding-bottom: 30px;
  }

  .guide-hero-panel {
    padding: 32px 18px;
    border-radius: var(--radius-board);
  }

  .guide-lead {
    font-size: 16px;
  }

  .guide-facts {
    align-items: stretch;
    flex-direction: column;
  }

  .guide-facts .badge {
    width: 100%;
  }

  .guide-board-head {
    min-height: 64px;
    font-size: 20px;
  }

  .guide-board-row {
    min-height: 66px;
    padding: 10px 14px;
    grid-template-columns: 58px minmax(0, 1fr);
  }

  .guide-board-row > span:last-child {
    grid-column: 2;
  }

  .guide-article > .toc-tabs {
    margin-bottom: 38px;
  }

  .guide-section {
    padding-top: 34px;
    padding-bottom: 34px;
  }

  .guide-section h2 {
    margin-bottom: 24px;
  }

  .guide-section h3 {
    margin-top: 34px;
    font-size: 21px;
  }

  .guide-section p,
  .guide-section li {
    font-size: 15px;
  }

  .error-sequence,
  .final-checklist {
    padding: 20px;
    border-radius: var(--radius-board);
  }

  .procedure-list li {
    padding: 54px 17px 17px;
  }

  .procedure-list li::before {
    top: 16px;
    left: 17px;
  }
}