.faq-hero {
  padding-top: clamp(76px, 10vw, 132px);
  padding-bottom: clamp(66px, 9vw, 118px);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
}

.faq-hero h1 {
  max-width: 720px;
}

.faq-lead {
  max-width: 760px;
  margin-bottom: 38px;
  color: var(--color-text-muted);
  font-size: clamp(17px, 1.5vw, 20px);
  line-height: 1.8;
}

.faq-jump {
  width: max-content;
  max-width: 100%;
}

.faq-category-layout {
  display: grid;
  grid-template-columns: minmax(240px, .72fr) minmax(0, 1.28fr);
  gap: clamp(46px, 8vw, 112px);
  align-items: start;
}

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

.faq-category-intro h2 {
  max-width: 440px;
}

.faq-category-intro > p:last-child {
  max-width: 440px;
  color: var(--color-text-muted);
}

.faq-category-index {
  margin-bottom: 18px;
  color: var(--color-accent-dark);
  font: 600 12px/1.5 var(--font-mono);
  letter-spacing: .12em;
  text-transform: uppercase;
}

.faq-section-muted {
  background: var(--color-panel);
}

.faq-section-muted .faq-item summary {
  padding-right: 4px;
  padding-left: 4px;
}

.faq-section-muted .faq-answer {
  padding-left: 4px;
}

.faq-section-dark {
  background: var(--color-window);
  color: var(--color-window-text);
}

.faq-section-dark .faq-category-index {
  color: var(--color-sand);
}

.faq-section-dark .faq-category-intro h2 {
  color: var(--color-white);
}

.faq-section-dark .faq-category-intro > p {
  color: var(--color-window-text);
}

.faq-section-dark .faq-list,
.faq-section-dark .faq-item {
  border-color: var(--color-window-border);
}

.faq-section-dark .faq-item summary {
  color: var(--color-white);
}

.faq-section-dark .faq-item summary::after {
  border-color: var(--color-sand);
}

.faq-section-dark .faq-answer {
  color: var(--color-window-text);
}

.faq-diagnostic-note {
  margin-top: 34px;
  padding: 24px;
  border: 1px solid var(--color-window-border);
  border-radius: var(--radius-medium);
  background: var(--color-window-bar);
  color: var(--color-window-text);
}

.faq-diagnostic-title {
  margin-bottom: 12px;
  color: var(--color-sand);
  font: 600 12px/1.5 var(--font-mono);
  letter-spacing: .1em;
  text-transform: uppercase;
}

.faq-diagnostic-note ol {
  margin-bottom: 0;
  padding-left: 22px;
}

.faq-diagnostic-note li + li {
  margin-top: 6px;
}

.faq-next-step {
  padding: clamp(28px, 5vw, 52px);
}

.faq-next-step h2 {
  max-width: 620px;
}

.faq-next-step > p:not(.eyebrow) {
  max-width: 680px;
  margin-bottom: 28px;
  color: var(--color-text-muted);
}

@media (max-width: 900px) {
  .faq-category-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 40px;
  }

  .faq-category-intro {
    position: static;
  }

  .faq-category-intro h2,
  .faq-category-intro > p:last-child {
    max-width: 700px;
  }

  .faq-diagnostic-note {
    max-width: 560px;
  }
}

@media (max-width: 640px) {
  .faq-hero {
    padding-top: 54px;
    padding-bottom: 58px;
  }

  .faq-lead {
    margin-bottom: 28px;
    font-size: 16px;
  }

  .faq-jump {
    width: 100%;
  }

  .faq-category-layout {
    gap: 28px;
  }

  .faq-item summary {
    min-height: 70px;
    gap: 18px;
    font-size: 16px;
    line-height: 1.55;
  }

  .faq-answer {
    padding-right: 26px;
  }

  .faq-next-step .button-row {
    align-items: stretch;
    flex-direction: column;
  }

  .faq-next-step .button {
    width: 100%;
  }
}