.page-faq {
  --faq-aside: 272px;
  background: var(--ink);
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(88px, 11vw, 124px) 0 clamp(40px, 5vw, 64px);
  background:
    radial-gradient(circle at 84% 8%, rgba(201, 162, 39, 0.16), transparent 48%),
    linear-gradient(158deg, var(--deep) 0%, var(--ink) 72%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, var(--line-soft) 0 1px, transparent 1px 88px),
    repeating-linear-gradient(0deg, var(--line-soft) 0 1px, transparent 1px 88px);
  opacity: 0.5;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(32px, 5vw, 56px);
}

.page-faq .faq-hero__lead .breadcrumb {
  margin-bottom: 26px;
}

.page-faq .faq-hero__lead .eyebrow {
  margin: 0 0 16px;
}

.page-faq .faq-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(34px, 7vw, 66px);
  line-height: 1.08;
  letter-spacing: 0.02em;
  max-width: 14em;
}

.page-faq .faq-hero__intro {
  margin: 22px 0 0;
  font-family: var(--font-body);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: rgba(243, 235, 221, 0.8);
  max-width: 40em;
}

.page-faq .faq-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-tag {
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--glass);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--gold-2);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-hero__side {
  display: grid;
  gap: 20px;
}

.page-faq .faq-hero__media .media__frame {
  aspect-ratio: 3 / 2;
}

.page-faq .faq-hero__media .media__caption {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--stone);
}

/* ---------- 摘要卡 ---------- */
.page-faq .faq-briefs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px;
}

.page-faq .faq-brief {
  position: relative;
  display: grid;
  gap: 6px;
  padding: 14px 16px 15px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--gold);
  border-radius: 2px;
  background: var(--glass);
  color: var(--paper);
  text-decoration: none;
  transition: border-color 200ms linear, background-color 200ms linear, transform 240ms var(--ease);
}

.page-faq .faq-brief:hover,
.page-faq .faq-brief:focus-visible {
  border-color: var(--gold-2);
  border-left-color: var(--gold-2);
  background: rgba(22, 59, 47, 0.62);
  transform: translateY(-2px);
}

.page-faq .faq-brief__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-brief__name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
}

.page-faq .faq-brief__count {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--stone);
}

/* ---------- 主体布局 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: clamp(36px, 5vw, 64px);
  padding-top: clamp(44px, 6vw, 84px);
  padding-bottom: clamp(56px, 8vw, 104px);
}

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

/* ---------- 章节 ---------- */
.page-faq .faq-sec {
  margin-bottom: clamp(48px, 7vw, 88px);
}

.page-faq .faq-sec:last-of-type {
  margin-bottom: clamp(36px, 5vw, 56px);
}

.page-faq .faq-sec__head {
  display: grid;
  gap: 8px;
  padding-bottom: 20px;
  margin-bottom: 6px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-sec__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-sec__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(23px, 3vw, 32px);
  line-height: 1.25;
  letter-spacing: 0.015em;
  color: var(--paper);
}

.page-faq .faq-sec__lead {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--stone);
  max-width: 44em;
}

/* ---------- 折叠问答 ---------- */
.page-faq .qa {
  display: grid;
}

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

.page-faq .qa__q {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 17px 4px 17px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-body);
  font-size: clamp(15px, 1.7vw, 17px);
  font-weight: 500;
  line-height: 1.6;
  color: var(--paper);
  transition: color 160ms linear;
}

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

.page-faq .qa__q:hover {
  color: var(--gold-2);
}

.page-faq .qa__q:focus-visible {
  outline: 1px solid var(--gold-2);
  outline-offset: 3px;
}

.page-faq .qa__no {
  flex: 0 0 auto;
  min-width: 2.6em;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.page-faq .qa__label {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .qa__sign {
  position: relative;
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
  margin-left: 8px;
  align-self: center;
}

.page-faq .qa__sign::before,
.page-faq .qa__sign::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 14px;
  height: 1px;
  background: var(--gold);
  transition: transform 200ms var(--ease), opacity 200ms linear;
}

.page-faq .qa__sign::after {
  transform: rotate(90deg);
}

.page-faq .qa__item[open] .qa__sign::after {
  transform: rotate(0deg);
  opacity: 0;
}

.page-faq .qa__item[open] .qa__q {
  color: var(--gold-2);
}

.page-faq .qa__a {
  padding: 0 4px 20px;
  margin-left: calc(2.6em + 12px);
  border-left: 1px solid var(--line);
  padding-left: 16px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(243, 235, 221, 0.82);
}

.page-faq .qa__a p {
  margin: 0;
  overflow-wrap: break-word;
}

.page-faq .qa__a p + p {
  margin-top: 10px;
}

.page-faq .qa__path {
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--gold);
  padding-top: 10px;
  border-top: 1px dashed var(--line-soft);
}

/* ---------- 尾部提示 ---------- */
.page-faq .faq-more {
  display: grid;
  gap: 16px;
  padding: clamp(22px, 3vw, 30px);
  border: 1px solid var(--line);
  border-radius: 2px;
  background:
    linear-gradient(135deg, rgba(22, 59, 47, 0.72), rgba(7, 17, 13, 0.9));
}

.page-faq .faq-more__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(243, 235, 221, 0.86);
  max-width: 38em;
}

.page-faq .faq-more__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 侧栏 ---------- */
.page-faq .faq-aside {
  display: grid;
  gap: 26px;
  align-content: start;
  min-width: 0;
}

.page-faq .faq-aside__media .media__frame {
  aspect-ratio: 1 / 1;
}

.page-faq .faq-aside__toc {
  display: grid;
  gap: 2px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.page-faq .faq-aside__toc .toc__link {
  padding: 7px 0 7px 14px;
  border-left: 1px solid var(--line-soft);
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--stone);
  text-decoration: none;
  transition: color 160ms linear, border-color 160ms linear;
}

.page-faq .faq-aside__toc .toc__link:hover {
  color: var(--paper);
}

.page-faq .faq-aside__toc .toc__link.is-active {
  color: var(--gold-2);
  border-left-color: var(--gold);
}

.page-faq .faq-aside__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-faq .faq-aside__block {
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.page-faq .term-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
}

.page-faq .term {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2px 10px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--line-soft);
  font-size: 13px;
  line-height: 1.5;
}

.page-faq .term__no {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.page-faq .term__name {
  color: var(--paper);
  font-weight: 500;
}

.page-faq .term__note {
  grid-column: 2 / -1;
  color: var(--stone);
  font-size: 12px;
}

.page-faq .term-list__foot {
  margin: 12px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--stone);
}

.page-faq .ver-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-faq .ver-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 12px;
  background: var(--deep);
  font-size: 13px;
}

.page-faq .ver-key {
  color: var(--stone);
}

.page-faq .ver-val {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--gold-2);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-contact {
  padding: 18px 16px;
  border: 1px solid var(--line);
  border-top: 2px solid var(--red);
  border-radius: 2px;
  background: rgba(22, 59, 47, 0.5);
}

.page-faq .faq-contact__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-faq .faq-contact__line {
  margin: 0 0 12px;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(243, 235, 221, 0.82);
}

.page-faq .faq-contact__mail,
.page-faq .faq-contact__tel {
  margin: 0 0 6px;
  font-size: 13px;
  overflow-wrap: anywhere;
  color: var(--paper);
}

.page-faq .faq-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.page-faq .faq-contact__note {
  margin: 12px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--stone);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-briefs {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-more {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    align-items: start;
  }

  .page-faq .faq-briefs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-faq .faq-aside {
    position: sticky;
    top: calc(var(--topbar-h) + 28px);
    max-height: calc(100vh - var(--topbar-h) - 56px);
    overflow-y: auto;
    padding-right: 6px;
  }

  .page-faq .qa__a {
    max-width: 62ch;
  }
}

@media (min-width: 1280px) {
  .page-faq .faq-briefs {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-brief,
  .page-faq .qa__sign::before,
  .page-faq .qa__sign::after {
    transition: none;
  }

  .page-faq .faq-brief:hover,
  .page-faq .faq-brief:focus-visible {
    transform: none;
  }
}
<<<END>>>