.page-faq {
  --faq-gutter: clamp(20px, 4vw, 56px);
  background: var(--paper);
  color: var(--ink);
  padding: 0 0 96px;
  overflow-x: clip;
}

/* 面包屑 */
.page-faq .faq-crumbs {
  max-width: var(--max);
  margin: 0 auto;
  padding: 28px var(--faq-gutter) 0;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--slate);
}
.page-faq .faq-crumbs a {
  color: var(--slate);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .22s var(--ease), border-color .22s var(--ease);
}
.page-faq .faq-crumbs a:hover {
  color: var(--amber-ink);
  border-bottom-color: var(--amber);
}
.page-faq .faq-crumbs__sep {
  opacity: .55;
}
.page-faq .faq-crumbs__current {
  color: var(--ink);
  font-weight: 600;
}

/* 首屏 */
.page-faq .faq-hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: 44px var(--faq-gutter) 64px;
  display: grid;
  gap: 36px;
}
.page-faq .faq-eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--route);
  margin: 0 0 18px;
}
.page-faq .faq-hero h1 {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(28px, 4.4vw, 44px);
  line-height: 1.22;
  letter-spacing: -.02em;
  color: var(--ink);
  margin: 0 0 22px;
  max-width: 20ch;
}
.page-faq .faq-lede {
  font-size: 17px;
  line-height: 1.8;
  color: var(--slate);
  max-width: 52ch;
  margin: 0 0 24px;
}
.page-faq .faq-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.page-faq .faq-hero__map {
  margin: 0;
  border-radius: var(--r-l);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink);
  box-shadow: var(--shadow);
}
.page-faq .faq-hero__map img {
  display: block;
  width: 100%;
  height: auto;
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: center;
    gap: 56px;
    padding: 68px var(--faq-gutter) 92px;
  }
}

/* 章节通用 */
.page-faq .faq-block {
  max-width: var(--max);
  margin: 0 auto;
  padding: 48px var(--faq-gutter) 32px;
}
.page-faq .faq-block + .faq-block {
  border-top: 1px solid var(--line);
}
.page-faq .faq-block h2 {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(22px, 2.7vw, 30px);
  line-height: 1.25;
  letter-spacing: -.01em;
  margin: 0 0 12px;
  color: var(--ink);
}
.page-faq .faq-block__intro {
  font-size: 15px;
  line-height: 1.8;
  color: var(--slate);
  margin: 0 0 32px;
  max-width: 62ch;
}

/* 手风琴 */
.page-faq .faq-list {
  border-top: 1px solid var(--line);
}
.page-faq .faq-item {
  border-bottom: 1px solid var(--line);
  position: relative;
  transition: background .32s var(--ease);
}
.page-faq .faq-item[open] {
  background: linear-gradient(90deg, rgba(240, 135, 31, .075) 0%, rgba(240, 135, 31, 0) 60%);
}
.page-faq .faq-item > summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) 14px;
  align-items: center;
  gap: 14px;
  padding: 22px 22px 22px 26px;
  font-size: 16.5px;
  font-weight: 600;
  color: var(--ink);
  position: relative;
  transition: color .22s var(--ease);
}
.page-faq .faq-item > summary::-webkit-details-marker {
  display: none;
}
.page-faq .faq-item > summary::marker {
  content: "";
}
.page-faq .faq-item > summary::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  bottom: 12px;
  width: 0;
  background: var(--amber);
  border-radius: 2px;
  transition: width .28s var(--ease);
}
.page-faq .faq-item[open] > summary::before {
  width: 4px;
}
.page-faq .faq-item > summary:hover,
.page-faq .faq-item[open] > summary {
  color: var(--amber-ink);
}
.page-faq .faq-num {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--route);
  font-variant-numeric: tabular-nums;
}
.page-faq .faq-item[open] .faq-num {
  color: var(--amber);
}
.page-faq .faq-q {
  grid-column: 2;
  line-height: 1.5;
}
.page-faq .faq-toggle {
  grid-column: 3;
  width: 13px;
  height: 13px;
  position: relative;
}
.page-faq .faq-toggle::before,
.page-faq .faq-toggle::after {
  content: "";
  position: absolute;
  background: var(--slate);
  transition: transform .26s var(--ease), background .26s var(--ease);
}
.page-faq .faq-toggle::before {
  left: 0;
  right: 0;
  top: 5.5px;
  height: 2px;
}
.page-faq .faq-toggle::after {
  top: 0;
  bottom: 0;
  left: 5.5px;
  width: 2px;
}
.page-faq .faq-item[open] .faq-toggle::before {
  background: var(--amber);
}
.page-faq .faq-item[open] .faq-toggle::after {
  transform: scaleY(0);
}

/* 答案区 */
.page-faq .faq-answer {
  display: grid;
  gap: 22px;
  padding: 2px 22px 26px 26px;
}
.page-faq .faq-answer__body p {
  margin: 0 0 12px;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--ink-2);
}
.page-faq .faq-answer__body p:last-child {
  margin-bottom: 0;
}
.page-faq .faq-aside {
  border-left: 2px solid var(--mist);
  padding-left: 16px;
  display: flex;
  flex-direction: column;
  gap: 9px;
  align-self: start;
}
.page-faq .faq-aside__label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--slate);
  margin: 0;
}
.page-faq .faq-aside .route-link {
  font-size: 14px;
  line-height: 1.6;
  color: var(--route);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 1px;
  align-self: flex-start;
  transition: color .22s var(--ease), border-color .22s var(--ease);
}
.page-faq .faq-aside .route-link:hover {
  color: var(--amber-ink);
  border-bottom-color: var(--amber);
}

@media (min-width: 900px) {
  .page-faq .faq-item > summary {
    padding: 24px 26px 24px 26px;
  }
  .page-faq .faq-answer {
    grid-template-columns: minmax(0, 1fr) 240px;
    gap: 44px;
    padding: 4px 26px 30px 26px;
  }
}

/* 适配章节 */
.page-faq .faq-adapt {
  display: grid;
  gap: 32px;
}
.page-faq .faq-adapt__visual {
  margin: 0;
  border-radius: var(--r-m);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-2);
  box-shadow: var(--shadow);
}
.page-faq .faq-adapt__visual img {
  display: block;
  width: 100%;
  height: auto;
}
.page-faq .faq-adapt__body > p {
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ink-2);
  margin: 0 0 20px;
  max-width: 58ch;
}
.page-faq .faq-env {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  border-top: 1px solid var(--line);
}
.page-faq .faq-env li {
  display: grid;
  grid-template-columns: 168px minmax(0, 1fr);
  gap: 18px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.page-faq .faq-env__mono {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--route);
  font-variant-numeric: tabular-nums;
}
.page-faq .faq-env__desc {
  font-size: 14px;
  line-height: 1.72;
  color: var(--slate);
}
.page-faq .faq-note {
  font-size: 14px;
  line-height: 1.78;
  color: var(--slate);
  border-left: 2px solid var(--amber);
  padding-left: 14px;
  margin: 0;
}
@media (min-width: 900px) {
  .page-faq .faq-adapt {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }
}
@media (max-width: 560px) {
  .page-faq .faq-env li {
    grid-template-columns: minmax(0, 1fr);
    gap: 5px;
  }
}

/* 求助章节 */
.page-faq .faq-block--help {
  padding-bottom: 0;
}
.page-faq .faq-help {
  display: grid;
  gap: 32px;
  background: var(--ink);
  color: var(--mist);
  border-radius: var(--r-l);
  padding: 34px 26px;
  position: relative;
  overflow: hidden;
  margin-top: 8px;
}
.page-faq .faq-help::after {
  content: "";
  position: absolute;
  right: -90px;
  top: -90px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(240, 135, 31, .18) 0%, rgba(240, 135, 31, 0) 70%);
  pointer-events: none;
}
.page-faq .faq-help__text > p {
  color: var(--mist-dim);
  font-size: 15.5px;
  line-height: 1.8;
  margin: 0 0 20px;
  max-width: 54ch;
}
.page-faq .faq-template {
  list-style: none;
  counter-reset: faq-tmpl;
  padding: 0;
  margin: 0 0 20px;
  display: grid;
  gap: 11px;
}
.page-faq .faq-template li {
  counter-increment: faq-tmpl;
  font-family: var(--mono);
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--mist);
  padding-left: 38px;
  position: relative;
}
.page-faq .faq-template li::before {
  content: counter(faq-tmpl, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--amber);
  font-variant-numeric: tabular-nums;
}
.page-faq .faq-help__cta {
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: flex-start;
  border-top: 1px solid rgba(232, 238, 247, .16);
  padding-top: 24px;
}
.page-faq .faq-help__label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--amber);
  margin: 0;
}
.page-faq .faq-help__desc {
  font-size: 14px;
  line-height: 1.78;
  color: var(--mist-dim);
  margin: 0 0 6px;
}
@media (min-width: 900px) {
  .page-faq .faq-help {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: 56px;
    padding: 46px 46px;
  }
  .page-faq .faq-help__cta {
    border-top: none;
    padding-top: 0;
    border-left: 1px solid rgba(232, 238, 247, .16);
    padding-left: 30px;
  }
}

/* 减少动效偏好 */
@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-item > summary,
  .page-faq .faq-item > summary::before,
  .page-faq .faq-toggle::before,
  .page-faq .faq-toggle::after,
  .page-faq .faq-crumbs a,
  .page-faq .faq-aside .route-link {
    transition: none;
  }
}
</style>