.page-faq {
  --faq-rail: 268px;
  --faq-soft: rgba(245, 241, 230, 0.78);
  --faq-soft-2: rgba(245, 241, 230, 0.56);
  --faq-tone-gold: var(--gold);
  --faq-tone-cinnabar: var(--cinnabar-l);
  --faq-tone-starlan: var(--starlan-l);
  --faq-tone-jade: var(--jade-l);
  --faq-tone-inkjade: var(--inkjade-l);
  --faq-tone-brocade: var(--brocade-l);
}

.page-faq a:focus-visible,
.page-faq summary:focus-visible {
  outline: 2px solid var(--gold-bright);
  outline-offset: 3px;
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  padding: clamp(24px, 4.5vw, 56px) 0 clamp(22px, 3.5vw, 44px);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  align-items: end;
}

.page-faq .faq-hero__title {
  margin: 14px 0 0;
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(32px, 7vw, 60px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-hero__lede {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: clamp(16px, 1.9vw, 18px);
  line-height: 1.85;
  color: var(--faq-soft);
}

.page-faq .faq-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 34px;
  margin: 26px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
}

.page-faq .faq-stats__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-faq .faq-stats__key {
  order: 2;
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-faq .faq-stats__num {
  order: 1;
  margin: 0;
  font-family: var(--mono);
  font-size: 22px;
  letter-spacing: 0.02em;
  color: var(--gold);
}

.page-faq .faq-hero__figure {
  margin: 0;
  background: var(--ink-2);
  border: 1px solid var(--line);
  box-shadow: 4px 4px 0 rgba(201, 162, 39, 0.16), 8px 8px 0 rgba(0, 0, 0, 0.5);
}

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

.page-faq .faq-hero__caption {
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

/* ---------- 双栏骨架 ---------- */

.page-faq .faq-layout {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
  padding-bottom: clamp(48px, 7vw, 88px);
}

.page-faq .faq-rail {
  padding: 16px;
  border: 1px solid var(--line);
  background: var(--ink-2);
}

.page-faq .faq-rail__label {
  margin: 0 0 12px;
}

.page-faq .faq-rail__hint {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--muted);
}

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

.page-faq .toc__list li {
  flex: none;
}

.page-faq .toc__link {
  position: relative;
  display: block;
  padding: 10px 14px 10px 18px;
  border: 1px solid transparent;
  font-size: 14px;
  line-height: 1.4;
  white-space: nowrap;
  color: var(--faq-soft-2);
  text-decoration: none;
  transition: color 180ms var(--ease), background-color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-faq .toc__link::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 50%;
  width: 2px;
  height: 14px;
  margin-top: -7px;
  background: var(--tone, var(--line));
  transition: height 200ms var(--ease), margin-top 200ms var(--ease), background-color 200ms var(--ease);
}

.page-faq .toc__link:hover,
.page-faq .toc__link:focus-visible {
  color: var(--paper);
  background: var(--ink);
}

.page-faq .toc__link.is-active {
  color: var(--paper);
  border-color: var(--line);
  background: var(--ink);
}

.page-faq .toc__link.is-active::before {
  height: 24px;
  margin-top: -12px;
  background: var(--gold-bright);
}

.page-faq .faq-tone--gold { --tone: var(--faq-tone-gold); }
.page-faq .faq-tone--cinnabar { --tone: var(--faq-tone-cinnabar); }
.page-faq .faq-tone--starlan { --tone: var(--faq-tone-starlan); }
.page-faq .faq-tone--jade { --tone: var(--faq-tone-jade); }
.page-faq .faq-tone--inkjade { --tone: var(--faq-tone-inkjade); }
.page-faq .faq-tone--brocade { --tone: var(--faq-tone-brocade); }

/* ---------- 问答分组 ---------- */

.page-faq .faq-group {
  scroll-margin-top: 96px;
  padding-top: clamp(34px, 5vw, 56px);
}

.page-faq .faq-group:first-child {
  padding-top: 0;
}

.page-faq .faq-group--code { --group-accent: var(--gold); }
.page-faq .faq-group--hall { --group-accent: var(--cinnabar-l); }
.page-faq .faq-group--shift { --group-accent: var(--starlan-l); }
.page-faq .faq-group--trial { --group-accent: var(--jade-l); }
.page-faq .faq-group--settle { --group-accent: var(--inkjade-l); }
.page-faq .faq-group--update { --group-accent: var(--brocade-l); }

.page-faq .faq-group__head {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 0 0 14px 18px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-group__head::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 14px;
  width: 3px;
  background: var(--group-accent, var(--gold));
}

.page-faq .faq-group__index {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--group-accent, var(--gold));
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(20px, 2.6vw, 27px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-group__note {
  margin-left: auto;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

/* ---------- 折叠问答 ---------- */

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

.page-faq .faq-item:first-child {
  border-top: 0;
}

.page-faq .faq-item > summary {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 4px 20px 0;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(16px, 1.9vw, 18.5px);
  line-height: 1.62;
  color: var(--paper);
  list-style: none;
  cursor: pointer;
  transition: color 160ms var(--ease);
}

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

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

.page-faq .faq-item > summary::after {
  content: "+";
  flex: none;
  margin-left: auto;
  width: 26px;
  height: 26px;
  border: 1px solid var(--line);
  border-radius: 50%;
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 400;
  line-height: 24px;
  text-align: center;
  color: var(--gold);
  transition: border-color 160ms var(--ease), background-color 160ms var(--ease);
}

.page-faq .faq-item[open] > summary::after {
  content: "−";
  border-color: var(--gold);
  background: rgba(201, 162, 39, 0.12);
}

.page-faq .faq-item__a {
  margin: 0 0 0 2px;
  padding: 0 24px 24px 18px;
  border-left: 2px solid var(--line);
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--faq-soft);
}

.page-faq .faq-item__a p {
  margin: 0;
}

/* ---------- 口径提示条 ---------- */

.page-faq .faq-note {
  margin: 10px 0 0;
  padding: 14px 16px;
  border: 1px dashed var(--line);
  border-radius: 2px;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 六厅别数量条 ---------- */

.page-faq .faq-halls {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line);
  background: var(--line);
}

.page-faq .faq-halls__item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  background: var(--ink-2);
}

.page-faq .faq-halls__item::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--hall-tone, var(--line));
}

.page-faq .faq-halls__item--gold { --hall-tone: var(--gold); }
.page-faq .faq-halls__item--jade { --hall-tone: var(--jade-l); }
.page-faq .faq-halls__item--cinnabar { --hall-tone: var(--cinnabar-l); }
.page-faq .faq-halls__item--inkjade { --hall-tone: var(--inkjade-l); }
.page-faq .faq-halls__item--brocade { --hall-tone: var(--brocade-l); }
.page-faq .faq-halls__item--starlan { --hall-tone: var(--starlan-l); }

.page-faq .faq-halls__name {
  font-size: 14px;
  color: var(--faq-soft-2);
}

.page-faq .faq-halls__num {
  font-family: var(--mono);
  font-size: 16px;
  letter-spacing: 0.02em;
  color: var(--paper);
}

/* ---------- 组内插图 ---------- */

.page-faq .faq-inline-figure {
  margin: 24px 0 0;
  background: var(--ink-2);
  border: 1px solid var(--line);
}

.page-faq .faq-inline-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
}

.page-faq .faq-inline-figure__caption {
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

/* ---------- 试玩自查 ---------- */

.page-faq .faq-checklist {
  margin: 24px 0 0;
  padding: 18px 18px 16px;
  background: var(--ink-2);
  border-left: 3px solid var(--jade-l);
}

.page-faq .faq-checklist__title {
  margin: 0 0 12px;
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--jade-l);
}

.page-faq .faq-checklist__list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--faq-soft);
}

/* ---------- 术语与延伸阅读 ---------- */

.page-faq .faq-terms__head {
  max-width: 68ch;
}

.page-faq .faq-terms__grid {
  margin-top: clamp(24px, 3.5vw, 40px);
}

.page-faq .faq-term {
  padding: 18px 18px 16px;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  transition: border-left-color 180ms var(--ease);
}

.page-faq .faq-term[open] {
  border-left-color: var(--gold);
}

.page-faq .faq-term__word {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 16.5px;
  line-height: 1.5;
  color: var(--paper);
  cursor: pointer;
  list-style: none;
}

.page-faq .faq-term__word::-webkit-details-marker {
  display: none;
}

.page-faq .faq-term__word::after {
  content: "";
  flex: none;
  margin-left: auto;
  width: 14px;
  height: 1px;
  background: var(--gold);
}

.page-faq .faq-term[open] .faq-term__word::after {
  background: var(--gold-bright);
}

.page-faq .faq-term__body {
  margin: 12px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--faq-soft);
}

.page-faq .faq-readon {
  margin-top: clamp(32px, 5vw, 56px);
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.page-faq .faq-readon__title {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--muted);
}

.page-faq .faq-readon__list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-readon__link {
  display: inline-block;
  padding: 9px 16px;
  border: 1px solid var(--line);
  font-size: 14px;
  color: var(--paper);
  text-decoration: none;
  transition: border-color 160ms var(--ease), color 160ms var(--ease), background-color 160ms var(--ease);
}

.page-faq .faq-readon__link:hover,
.page-faq .faq-readon__link:focus-visible {
  border-color: var(--gold);
  color: var(--gold-bright);
  background: var(--ink-2);
}

/* ---------- 响应式 ---------- */

@media (min-width: 680px) {
  .page-faq .faq-halls {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-faq .faq-layout {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 24px;
    padding: 20px 18px;
  }

  .page-faq .toc__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .toc__list li {
    flex: none;
  }

  .page-faq .toc__link {
    white-space: normal;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  }
}

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