.page-faq {
  --faq-border: #E2E8F1;
  background: var(--color-light);
  color: var(--color-ink);
  scroll-behavior: smooth;
}

.page-faq img {
  max-width: 100%;
  height: auto;
}

.page-faq__crumb {
  background: var(--color-primary);
  padding: 24px 0 0;
}

.page-faq__crumb .breadcrumb__link {
  color: #9FB6D4;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.page-faq__crumb .breadcrumb__link:hover {
  color: var(--color-cyan);
}

.page-faq__crumb-current {
  color: var(--color-accent);
  font-weight: 600;
}

.page-faq__hero {
  position: relative;
  background: var(--color-primary);
  background-image:
    linear-gradient(135deg, transparent 0%, transparent 72%, rgba(255, 107, 53, 0.18) 72%, rgba(255, 107, 53, 0.18) 73%, transparent 73%),
    repeating-linear-gradient(45deg, transparent 0 6px, rgba(255, 255, 255, 0.045) 6px 7px);
  color: var(--color-ink-soft);
  padding: 48px 0 64px;
}

.page-faq__hero-inner {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.page-faq__hero-copy {
  max-width: 640px;
}

.page-faq__hero-copy .display-title {
  margin: 16px 0 0;
  color: var(--color-white);
}

.page-faq__hero-copy .display-title__accent {
  color: var(--color-accent);
}

.page-faq__hero-lead {
  margin-top: 20px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-ink-soft);
  max-width: 580px;
}

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

.page-faq__hero-figure {
  max-width: 480px;
  margin: 0;
  background: var(--color-accent);
  padding: 4px;
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 0 100%);
}

.page-faq__hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 0 100%);
}

.page-faq__body {
  background: var(--color-light);
  background-image: repeating-linear-gradient(-45deg, rgba(11, 29, 58, 0.02) 0 2px, transparent 2px 8px);
  padding: 48px 0;
}

.page-faq__layout {
  display: block;
}

.page-faq__content {
  min-width: 0;
}

.page-faq__toc {
  position: relative;
  background: var(--color-white);
  border: 1px solid var(--faq-border);
  padding: 24px 20px;
  margin-bottom: 32px;
}

.page-faq__toc::before {
  content: "";
  position: absolute;
  right: -1px;
  bottom: -1px;
  width: 20px;
  height: 20px;
  background: var(--color-accent);
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
}

.page-faq__toc-label {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-silver);
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-primary);
}

.page-faq__toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq__toc-list li {
  margin: 0;
}

.page-faq__toc-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 12px 4px;
  color: var(--color-ink);
  font-weight: 500;
  font-size: 14px;
  border-bottom: 1px dashed rgba(11, 29, 58, 0.1);
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.page-faq__toc-list a:hover {
  color: var(--color-accent);
  padding-left: 10px;
}

.page-faq__toc-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-cyan-ink);
}

.page-faq__toc-img {
  display: block;
  width: 100%;
  max-width: 220px;
  height: auto;
  margin: 20px auto 0;
  border: 1px solid var(--faq-border);
}

.page-faq__section {
  margin-bottom: 56px;
}

.page-faq__section-title-row {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--color-primary);
}

.page-faq__section-title-row::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 80px;
  height: 2px;
  background: var(--color-accent);
}

.page-faq__section-title-row .section-heading {
  margin: 0;
}

.page-faq__section-index {
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 700;
  line-height: 1;
  color: var(--color-accent);
}

.page-faq__item {
  margin-bottom: 16px;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.page-faq__item:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(11, 29, 58, 0.08);
}

.page-faq__item details {
  background: var(--color-white);
  border: 1px solid var(--faq-border);
  transition: border-color var(--transition-fast);
}

.page-faq__item--hot details {
  border-left-width: 4px;
  border-left-color: var(--color-accent);
}

.page-faq__item:hover details {
  border-color: var(--color-accent);
}

.page-faq__item--hot:hover details {
  border-left-color: var(--color-accent);
}

.page-faq__item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding: 18px 20px;
  font-weight: 600;
  font-size: 16px;
  color: var(--color-ink);
}

.page-faq__item summary::-webkit-details-marker {
  display: none;
}

.page-faq__item--hot summary::before {
  content: "价格";
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  background: var(--color-accent);
  color: var(--color-white);
  padding: 2px 8px;
}

.page-faq__item summary::after {
  content: "+";
  margin-left: auto;
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 24px;
  line-height: 1;
  color: var(--color-accent);
  transition: color var(--transition-fast);
}

.page-faq__item details[open] summary::after {
  content: "−";
}

.page-faq__item details[open] {
  border-color: rgba(255, 107, 53, 0.45);
}

.page-faq__item details[open] summary {
  color: var(--color-primary);
}

.page-faq__answer {
  padding: 14px 0 20px;
  margin: 0 20px;
  border-top: 1px dashed rgba(11, 29, 58, 0.15);
  font-size: 15px;
  line-height: 1.75;
  color: var(--color-ink);
}

.page-faq__answer p {
  margin: 0;
}

.page-faq__answer p + p {
  margin-top: 8px;
}

.page-faq__answer a {
  color: var(--color-cyan-ink);
  text-decoration: underline;
}

.page-faq__price {
  font-family: var(--font-mono);
  font-size: 1.3em;
  font-weight: 700;
  color: var(--color-accent);
  margin: 0 2px;
}

.page-faq__more {
  background: var(--color-primary-deep);
  background-image: repeating-linear-gradient(45deg, transparent 0 8px, rgba(255, 255, 255, 0.04) 8px 9px);
  color: var(--color-ink-soft);
  padding: 64px 0;
}

.page-faq__more-panel {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  align-items: center;
  justify-content: space-between;
  border-left: 4px solid var(--color-accent);
  padding-left: 24px;
}

.page-faq__more-copy {
  flex: 1 1 380px;
}

.page-faq__more-copy .section-heading {
  margin: 8px 0 0;
  color: var(--color-white);
}

.page-faq__more-copy p {
  margin: 12px 0 0;
  color: #B8C6DC;
  font-size: 15px;
  line-height: 1.7;
}

.page-faq__more-contact {
  font-family: var(--font-mono);
}

.page-faq__more-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq__more .btn--outline {
  border-color: rgba(255, 255, 255, 0.6);
  color: var(--color-ink-soft);
}

.page-faq__more .btn--outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.page-faq__trust {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 12px;
  line-height: 1.6;
  color: rgba(230, 237, 245, 0.5);
}

@media (min-width: 960px) {
  .page-faq__hero {
    padding: 64px 0 80px;
  }

  .page-faq__hero-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 64px;
  }

  .page-faq__hero-copy {
    flex: 1 1 55%;
  }

  .page-faq__hero-figure {
    flex: 0 1 45%;
    margin-left: auto;
  }

  .page-faq__body {
    padding: 80px 0;
  }

  .page-faq__layout {
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 64px;
    align-items: start;
  }

  .page-faq__sidebar {
    position: sticky;
    top: 24px;
  }

  .page-faq__toc {
    margin-bottom: 0;
  }

  .page-faq__toc-img {
    max-width: 100%;
  }

  .page-faq__section {
    margin-bottom: 72px;
  }

  .page-faq__item summary {
    padding: 20px 24px;
  }

  .page-faq__answer {
    margin: 0 24px;
  }

  .page-faq__more {
    padding: 80px 0;
  }
}