.page-faq {
  --faq-gap: 22px;
}

.page-faq .breadcrumb {
  padding: 18px 0 6px;
}

.page-faq .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-faq .breadcrumb-list li + li::before {
  content: "／";
  margin: 0 8px;
  color: var(--copper);
}

.page-faq .breadcrumb-list a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .breadcrumb-list a:hover,
.page-faq .breadcrumb-list a:focus-visible {
  color: var(--gold-lit);
  border-bottom-color: var(--line-gold-hi);
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  display: grid;
  gap: var(--faq-gap);
  padding: 22px 0 30px;
  border-bottom: 2px solid var(--line-soft);
}

.page-faq .faq-hero__text h1 {
  margin: 8px 0 14px;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(32px, 8.5vw, 64px);
  line-height: 1.06;
  letter-spacing: 0.02em;
  color: var(--chip);
}

.page-faq .faq-hero .lede {
  max-width: 40ch;
  margin: 0;
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-hero__meta li {
  padding: 6px 12px;
  border: 2px solid var(--line-soft);
  font-size: 13px;
  line-height: 1.4;
  color: var(--mist);
}

.page-faq .faq-hero__meta .mono {
  color: var(--gold);
}

.page-faq .faq-hero__figure {
  margin: 0;
  border: 2px solid var(--line-gold);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

.page-faq .faq-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 分组快捷标签 ---------- */

.page-faq .faq-jump {
  display: flex;
  gap: 8px;
  padding: 16px 0 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-jump .filter-chip {
  flex: 0 0 auto;
  white-space: nowrap;
  text-decoration: none;
  color: var(--chip);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq .faq-jump .filter-chip:hover,
.page-faq .faq-jump .filter-chip:focus-visible {
  border-color: var(--line-gold-hi);
  color: var(--gold-lit);
}

/* ---------- 主体：索引 + 答案 ---------- */

.page-faq .faq-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  padding: 20px 0 72px;
  align-items: start;
}

.page-faq .faq-index {
  border-left: 3px solid var(--gold);
  padding: 4px 0 4px 14px;
}

.page-faq .faq-index__list {
  display: flex;
  gap: 6px;
  margin: 10px 0 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-index__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 10px;
  border: 2px solid transparent;
  color: var(--mist);
  font-size: 14px;
  white-space: nowrap;
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-faq .faq-index__link .mono {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--copper);
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: var(--chip);
  background-color: var(--felt-2);
  border-color: var(--line-gold);
}

.page-faq .faq-index__link:hover .mono,
.page-faq .faq-index__link:focus-visible .mono {
  color: var(--gold-lit);
}

.page-faq .faq-index__aside {
  margin-top: 22px;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-index__title {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--copper);
  text-transform: uppercase;
}

.page-faq .faq-index__nav {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
  font-size: 14px;
}

.page-faq .faq-index__nav a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid var(--line-soft);
  padding-bottom: 4px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-index__nav a:hover,
.page-faq .faq-index__nav a:focus-visible {
  color: var(--gold-lit);
  border-bottom-color: var(--line-gold-hi);
}

/* ---------- 问题组 ---------- */

.page-faq .faq-group {
  margin: 0 0 44px;
  scroll-margin-top: 96px;
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 14px;
  align-items: baseline;
  margin-bottom: 18px;
  padding-top: 14px;
  border-top: 3px solid var(--gold);
}

.page-faq .faq-group--patina .faq-group__head { border-top-color: var(--patina); }
.page-faq .faq-group--red .faq-group__head { border-top-color: var(--red); }

.page-faq .faq-group:target .faq-group__head {
  border-top-color: var(--gold-lit);
}

.page-faq .faq-group__no {
  font-size: 14px;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-faq .faq-group--patina .faq-group__no { color: var(--patina); }
.page-faq .faq-group--red .faq-group__no { color: var(--red); }

.page-faq .faq-group h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(21px, 5.4vw, 32px);
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: var(--chip);
}

.page-faq .faq-group__intro {
  grid-column: 2;
  margin: 6px 0 0;
  max-width: 46ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-faq .faq-bell {
  grid-column: 1 / -1;
  width: 44px;
  height: 44px;
  margin-top: 10px;
  color: var(--gold);
  opacity: 0.9;
}

/* ---------- 折叠条目 ---------- */

.page-faq .faq-group .disclosure {
  margin-bottom: 10px;
  border: 2px solid var(--line-soft);
  background-color: var(--felt-2);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-faq .faq-group .disclosure:hover {
  border-color: var(--line-gold);
  transform: translateY(-2px);
}

.page-faq .faq-group .disclosure:has(.disclosure-trigger[aria-expanded="true"]) {
  border-color: var(--line-gold-hi);
  background-color: var(--felt-deep);
}

.page-faq .faq-group .disclosure-trigger {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  width: 100%;
  padding: 15px 16px;
  border: 0;
  background: transparent;
  text-align: left;
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.55;
  color: var(--chip);
  cursor: pointer;
}

.page-faq .faq-group .disclosure-trigger::before {
  content: "◆";
  flex: 0 0 auto;
  font-size: 11px;
  line-height: 1.9;
  color: var(--copper);
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-group .disclosure-trigger[aria-expanded="true"]::before {
  color: var(--gold-lit);
}

.page-faq .faq-group .disclosure-trigger:hover::before,
.page-faq .faq-group .disclosure-trigger:focus-visible::before {
  color: var(--gold);
}

.page-faq .faq-group .disclosure-trigger:focus-visible {
  outline: 2px solid var(--gold-lit);
  outline-offset: -2px;
}

.page-faq .faq-group .disclosure-panel {
  padding: 14px 16px 18px;
  border-top: 1px solid var(--line-soft);
  color: var(--chip);
}

.page-faq .faq-group .disclosure-panel[hidden] {
  display: none;
}

.page-faq .faq-answer {
  margin: 0;
  max-width: 44ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--chip);
}

.page-faq .faq-answer + .faq-steps {
  margin-top: 12px;
}

.page-faq .faq-group .disclosure-panel a,
.page-faq .faq-close a:not(.btn) {
  color: var(--gold-lit);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-group .disclosure-panel a:hover,
.page-faq .faq-close a:not(.btn):hover {
  color: var(--chip);
}

.page-faq .faq-steps {
  counter-reset: faq-step;
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-steps li {
  position: relative;
  padding-left: 34px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--chip);
}

.page-faq .faq-steps li::before {
  counter-increment: faq-step;
  content: counter(faq-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 3px;
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background-color: var(--gold);
  color: var(--felt-deep);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
}

/* ---------- 纠错章节的图文分栏 ---------- */

.page-faq .faq-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-faq .faq-split__figure {
  margin: 0;
  border: 2px solid var(--line-soft);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

.page-faq .faq-split__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .faq-contact {
  margin-top: 20px;
}

.page-faq .faq-contact .panel-head {
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-contact__mail {
  margin: 6px 0 0;
  font-size: 16px;
  letter-spacing: 0.04em;
  color: var(--chip);
  word-break: break-all;
}

.page-faq .faq-contact .panel-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--chip);
}

/* ---------- 收尾 ---------- */

.page-faq .faq-close {
  margin-top: 10px;
  padding: 24px 20px;
  border: 2px solid var(--line-gold);
  background-color: var(--felt-deep);
  box-shadow: var(--shadow-hard);
}

.page-faq .faq-close h2 {
  margin: 6px 0 10px;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(20px, 5vw, 28px);
  line-height: 1.25;
  color: var(--chip);
}

.page-faq .faq-close p {
  margin: 0 0 16px;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 断点 ---------- */

@media (min-width: 700px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1fr) minmax(0, 320px);
    align-items: end;
    gap: 32px;
    padding: 30px 0 36px;
  }

  .page-faq .faq-hero__figure {
    align-self: stretch;
  }

  .page-faq .faq-hero__figure img {
    height: 100%;
    min-height: 220px;
  }

  .page-faq .faq-hero__meta {
    margin-top: 24px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1fr) minmax(0, 400px);
  }

  .page-faq .faq-shell {
    grid-template-columns: 222px minmax(0, 1fr);
    gap: 48px;
    padding-top: 28px;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 96px;
  }

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

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

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

@media (min-width: 1040px) {
  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1fr) 320px;
    align-items: start;
    gap: 26px;
  }

  .page-faq .faq-split__figure {
    position: sticky;
    top: 120px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-group .disclosure,
  .page-faq .faq-index__link,
  .page-faq .breadcrumb-list a {
    transition: none;
  }

  .page-faq .faq-group .disclosure:hover {
    transform: none;
  }
}
<<<END>>>