.page-faq {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
}

.page-faq .crumbs {
  padding: 22px 0 0;
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  padding: 26px 0 6px;
}

.page-faq .faq-hero__inner {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
}

.page-faq .faq-hero__text {
  min-width: 0;
}

.page-faq .faq-hero h1 {
  margin: 14px 0 0;
  max-width: 17ch;
  font-size: clamp(31px, 7.4vw, 58px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: 0.006em;
  color: var(--deep);
}

.page-faq .faq-hero .lede {
  margin: 16px 0 0;
  max-width: 56ch;
  color: var(--warm);
}

.page-faq .faq-hero__note {
  display: none;
  color: var(--warm);
  font-size: 12.5px;
  letter-spacing: 0.18em;
}

/* ---------- 换厅别四步 ---------- */

.page-faq .faq-steps {
  padding-top: 42px;
}

.page-faq .faq-steps__rail {
  list-style: none;
  margin: 24px 0 0;
  padding: 0 0 8px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(250px, 1fr);
  overflow-x: auto;
  border-top: 1px solid var(--line);
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-step {
  scroll-snap-align: start;
  padding: 20px 18px 24px;
  background: var(--card);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-step:last-child {
  border-right: 0;
}

.page-faq .faq-step__no {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--coral);
  color: var(--coral);
  font-size: 13.5px;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.page-faq .faq-step__title {
  margin: 15px 0 8px;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.45;
  color: var(--deep);
}

.page-faq .faq-step__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--warm);
}

.page-faq .faq-step--key {
  background: var(--ink);
  border-color: var(--ink);
}

.page-faq .faq-step--key .faq-step__no {
  border-color: var(--amber);
  color: var(--amber);
}

.page-faq .faq-step--key .faq-step__title {
  color: var(--paper);
}

.page-faq .faq-step--key .faq-step__text {
  color: rgba(247, 243, 236, 0.78);
}

.page-faq .faq-figure {
  margin: 28px 0 0;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 问答主体 ---------- */

.page-faq .faq-all {
  padding-top: 52px;
}

.page-faq .faq-layout {
  display: grid;
  gap: 26px;
}

.page-faq .faq-index__label {
  margin: 0 0 12px;
  font-size: 12.5px;
  letter-spacing: 0.18em;
  color: var(--warm);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
}

.page-faq .faq-index__link {
  display: block;
  white-space: nowrap;
  padding: 9px 14px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink);
  font-size: 14.5px;
  font-weight: 700;
  text-decoration: none;
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease),
    border-color var(--t-fast) var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  background: var(--coral);
  border-color: var(--coral);
  color: #ffffff;
}

.page-faq .faq-index .note {
  margin-top: 14px;
}

.page-faq .faq-group {
  scroll-margin-top: 108px;
}

.page-faq .faq-group + .faq-group {
  margin-top: 46px;
}

.page-faq .faq-group__title {
  position: relative;
  margin: 0 0 6px;
  padding-left: 14px;
  font-size: 21px;
  font-weight: 800;
  color: var(--deep);
}

.page-faq .faq-group__title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.16em;
  bottom: 0.16em;
  width: 4px;
  background: var(--mint);
}

.page-faq .faq-list {
  border-top: 1px solid var(--line);
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-item > summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 17px 2px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--deep);
  transition: color var(--t-fast) var(--ease);
}

.page-faq .faq-item > summary::-webkit-details-marker {
  display: none;
}

.page-faq .faq-item > summary::marker {
  content: "";
}

.page-faq .faq-item > summary::after {
  content: "+";
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  margin-top: 1px;
  border: 1px solid var(--line);
  color: var(--coral);
  font-size: 17px;
  font-weight: 700;
  line-height: 1;
  transition: background var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease),
    color var(--t-fast) var(--ease);
}

.page-faq .faq-item > summary:hover {
  color: var(--coral-press);
}

.page-faq .faq-item > summary:focus-visible {
  outline: 2px solid var(--coral);
  outline-offset: 3px;
}

.page-faq .faq-item[open] > summary {
  color: var(--coral-press);
}

.page-faq .faq-item[open] > summary::after {
  content: "–";
  background: var(--coral);
  border-color: var(--coral);
  color: #ffffff;
}

.page-faq .expand__body {
  max-width: 68ch;
  padding: 0 34px 22px 2px;
}

.page-faq .faq-item[open] .expand__body::before {
  content: "";
  display: block;
  width: 22px;
  height: 2px;
  margin-bottom: 12px;
  background: var(--mint);
}

.page-faq .expand__body p {
  margin: 0 0 10px;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.8;
  color: var(--ink);
}

.page-faq .expand__body p:last-child {
  margin-bottom: 0;
}

.page-faq .expand__meta {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--warm);
}

.page-faq .expand__meta a {
  color: var(--warm);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--t-fast) var(--ease);
}

.page-faq .expand__meta a:hover {
  color: var(--coral-press);
}

/* ---------- 还是没解决 ---------- */

.page-faq .faq-help {
  padding: 16px 0 76px;
}

.page-faq .faq-help__panel {
  padding: 28px 22px 30px;
  border: 1px solid var(--line);
  background: var(--card);
}

.page-faq .faq-help__head .lede {
  margin: 14px 0 0;
  max-width: 56ch;
  color: var(--warm);
}

.page-faq .faq-help__list {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-faq .faq-help__list > li {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 14px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.page-faq .faq-help__no {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  background: var(--deep);
  color: var(--paper);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.page-faq .faq-help__title {
  margin: 0 0 5px;
  font-size: 16.5px;
  font-weight: 800;
  color: var(--deep);
}

.page-faq .faq-help__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--warm);
}

.page-faq .faq-help__cta {
  margin-top: 30px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 20px;
}

.page-faq .faq-help__cta .note {
  margin: 0;
  flex: 1 1 260px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-faq .faq-steps__rail {
    grid-auto-columns: minmax(0, 1fr);
  }

  .page-faq .faq-step {
    padding: 24px 22px 28px;
  }

  .page-faq .faq-help__panel {
    padding: 38px 36px 42px;
  }

  .page-faq .faq-help__list > li {
    grid-template-columns: 40px minmax(0, 1fr);
    gap: 18px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__note {
    display: block;
  }

  .page-faq .faq-hero h1 {
    max-width: 15ch;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-layout {
    grid-template-columns: 226px minmax(0, 1fr);
    gap: 58px;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 104px;
    align-self: start;
  }

  .page-faq .faq-index__list {
    display: block;
    overflow: visible;
    padding: 0;
  }

  .page-faq .faq-index__link {
    border: 0;
    border-left: 2px solid var(--line);
    background: transparent;
    padding: 10px 14px;
    white-space: normal;
  }

  .page-faq .faq-index__link:hover,
  .page-faq .faq-index__link:focus-visible {
    background: transparent;
    border-left-color: var(--coral);
    color: var(--coral-press);
  }

  .page-faq .faq-item > summary {
    font-size: 17.5px;
    padding: 19px 2px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index__link,
  .page-faq .faq-item > summary,
  .page-faq .faq-item > summary::after {
    transition: none;
  }
}