.faq-hero {
  position: relative;
  padding-top: 78px;
  padding-bottom: 74px;
  overflow-x: clip;
}

.faq-hero::after {
  position: absolute;
  top: 34px;
  right: max(var(--gutter), calc((100vw - var(--content-width)) / 2));
  width: 168px;
  height: 104px;
  border-top: var(--line-thin) solid var(--color-border);
  border-right: var(--line-thin) solid var(--color-border);
  color: var(--color-accent);
  content: "";
  pointer-events: none;
}

.faq-hero-copy {
  position: relative;
  z-index: 1;
  max-width: 820px;
}

.faq-hero h1 {
  max-width: 760px;
  font-size: clamp(36px, 4vw, 48px);
  font-weight: 500;
}

.faq-lead {
  max-width: 760px;
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-size: 16px;
}

.faq-scope {
  display: flex;
  margin-top: 22px;
  flex-wrap: wrap;
  gap: 8px;
}

.faq-toc {
  margin-top: 46px;
  margin-bottom: 0;
}

.faq-route-grid {
  display: grid;
  margin-top: 18px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: var(--line-thin) solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel-deep);
}

.faq-route-item {
  min-width: 0;
  padding: 20px;
}

.faq-route-item + .faq-route-item {
  border-left: var(--line-thin) solid var(--color-border);
}

.faq-route-code {
  display: block;
  margin-bottom: 9px;
  color: var(--color-accent);
  font: 11px/1.4 var(--font-mono);
  letter-spacing: 0.06em;
}

.faq-route-item strong {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
}

.faq-route-item p {
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-size: 13px;
}

.faq-category-layout {
  display: grid;
  grid-template-columns: minmax(220px, 0.68fr) minmax(0, 1.55fr);
  gap: 58px;
  align-items: start;
}

.faq-category-head {
  position: sticky;
  top: calc(var(--header-height) + 28px);
  min-width: 0;
}

.faq-category-head p {
  margin-bottom: 0;
}

.faq-list {
  min-width: 0;
}

.faq-item summary {
  font-size: 15px;
}

.faq-answer {
  line-height: 1.78;
}

.faq-final-note {
  max-width: 820px;
  margin-top: 42px;
  margin-right: 0;
  margin-bottom: 0;
  margin-left: auto;
}

@media (max-width: 900px) {
  .faq-hero {
    padding-top: 62px;
    padding-bottom: 62px;
  }

  .faq-route-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .faq-route-item + .faq-route-item {
    border-top: var(--line-thin) solid var(--color-border);
    border-left: 0;
  }

  .faq-category-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

  .faq-category-head {
    position: static;
    max-width: 720px;
  }

  .faq-final-note {
    max-width: none;
  }
}

@media (max-width: 640px) {
  .faq-hero {
    padding-top: 46px;
    padding-bottom: 52px;
  }

  .faq-hero::after {
    display: none;
  }

  .faq-hero h1 {
    font-size: clamp(27px, 8vw, 30px);
  }

  .faq-lead {
    font-size: 14.5px;
  }

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

  .faq-route-item {
    padding: 17px;
  }

  .faq-item summary {
    padding: 14px;
    font-size: 14.5px;
  }

  .faq-answer {
    padding-right: 14px;
    padding-bottom: 15px;
    padding-left: 14px;
  }
}