.page-faq {
  --faq-line: rgba(216, 169, 74, 0.16);
  --faq-surface: rgba(30, 26, 24, 0.62);
  --faq-surface-open: rgba(30, 26, 24, 0.92);
  padding-block: clamp(28px, 4vw, 52px) clamp(56px, 8vw, 110px);
  background:
    radial-gradient(90% 60% at 92% -6%, rgba(226, 69, 50, 0.14), transparent 62%),
    radial-gradient(70% 50% at 4% 32%, rgba(216, 169, 74, 0.07), transparent 60%),
    var(--ink);
  color: var(--paper);
}

.page-faq .sf-breadcrumb {
  margin-bottom: clamp(22px, 3vw, 38px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
  margin-bottom: clamp(40px, 6vw, 84px);
}

.page-faq .faq-hero__title {
  margin: 14px 0 20px;
  font-family: var(--font-display);
  font-size: clamp(34px, 5.6vw, 62px);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.012em;
}

.page-faq .faq-hero__title em {
  font-style: normal;
  background: linear-gradient(96deg, var(--red-hot) 8%, var(--gold) 92%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-faq .faq-hero__text .sf-lede {
  max-width: 58ch;
  color: var(--mist);
}

.page-faq .faq-hero__meta {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
}

.page-faq .faq-hero__media {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--ink-2);
  box-shadow: 0 20px 54px rgba(0, 0, 0, 0.48);
}

.page-faq .faq-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, rgba(200, 52, 43, 0.22), transparent 52%);
  pointer-events: none;
}

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

/* ---------- 双栏骨架 ---------- */
.page-faq .faq-shell {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
}

/* ---------- 左侧索引 ---------- */
.page-faq .faq-index {
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-card);
  padding: 18px;
  background: linear-gradient(180deg, rgba(30, 26, 24, 0.9), rgba(18, 16, 15, 0.55));
}

.page-faq .faq-index__label {
  margin: 0 0 14px;
  font-size: var(--fs-index);
  letter-spacing: 0.16em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-index__item {
  flex: 0 0 auto;
}

.page-faq .faq-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-pill);
  color: var(--mist);
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease),
    background var(--dur) var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: var(--paper);
  border-color: var(--gold);
  background: rgba(216, 169, 74, 0.1);
}

.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-faq .faq-index__note {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-index__note p {
  margin: 0 0 14px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}

.page-faq .faq-index__note .sf-btn {
  display: inline-flex;
  font-size: 13px;
}

/* ---------- 问题分组 ---------- */
.page-faq .faq-body {
  min-width: 0;
}

.page-faq .faq-group {
  margin-bottom: clamp(34px, 5vw, 60px);
  scroll-margin-top: 108px;
}

.page-faq .faq-group:last-of-type {
  margin-bottom: 0;
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-areas:
    "num title"
    ". desc";
  gap: 2px 16px;
  align-items: baseline;
  margin-bottom: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-group__num {
  grid-area: num;
  font-family: var(--font-mono);
  font-size: clamp(20px, 2vw, 26px);
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--gold);
}

.page-faq .faq-group__title {
  grid-area: title;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 2.3vw, 29px);
  font-weight: 700;
  line-height: 1.24;
  color: var(--paper);
}

.page-faq .faq-group__desc {
  grid-area: desc;
  margin: 4px 0 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 折叠条目 ---------- */
.page-faq .faq-item {
  border: 1px solid var(--faq-line);
  border-radius: 12px;
  background: var(--faq-surface);
  margin-bottom: 10px;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

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

.page-faq .faq-item:hover {
  border-color: rgba(216, 169, 74, 0.4);
}

.page-faq .faq-item[open] {
  border-color: var(--line);
  background: var(--faq-surface-open);
}

.page-faq .faq-item__q {
  position: relative;
  display: block;
  padding: 16px 46px 16px 18px;
  font-size: clamp(15px, 1.35vw, 17px);
  font-weight: 600;
  line-height: 1.55;
  color: var(--paper);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-item__q::marker {
  content: "";
}

.page-faq .faq-item__q::after {
  content: "";
  position: absolute;
  right: 20px;
  top: 50%;
  width: 9px;
  height: 9px;
  margin-top: -7px;
  border-right: 1.5px solid var(--gold);
  border-bottom: 1.5px solid var(--gold);
  transform: rotate(45deg);
  transition: transform var(--dur) var(--ease);
}

.page-faq .faq-item[open] .faq-item__q::after {
  transform: rotate(-135deg);
}

.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: -2px;
  border-radius: 12px;
}

.page-faq .faq-item__body {
  padding: 0 20px 18px 18px;
  border-top: 1px solid var(--line-soft);
  padding-top: 14px;
  margin-top: 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.82;
  color: var(--mist);
}

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

/* ---------- 区域内配图 ---------- */
.page-faq .faq-figure {
  margin: 16px 0 0;
  border: 1px solid var(--line-soft);
  border-radius: 14px;
  overflow: hidden;
  background: var(--ink-2);
}

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

.page-faq .faq-figure figcaption {
  padding: 10px 16px;
  border-top: 1px solid var(--line-soft);
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 底部联系 ---------- */
.page-faq .faq-cta {
  margin-top: clamp(34px, 5vw, 56px);
  padding: clamp(24px, 3.4vw, 40px);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background:
    linear-gradient(138deg, rgba(200, 52, 43, 0.24), rgba(216, 169, 74, 0.1) 56%, rgba(18, 16, 15, 0) 88%),
    var(--ink-2);
  display: grid;
  gap: 22px;
}

.page-faq .faq-cta__title {
  margin: 12px 0 10px;
  font-family: var(--font-display);
  font-size: clamp(22px, 2.6vw, 32px);
  font-weight: 700;
  line-height: 1.26;
  color: var(--paper);
}

.page-faq .faq-cta__desc {
  margin: 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

.page-faq .faq-cta__list {
  margin: 0;
  display: grid;
  gap: 12px;
}

.page-faq .faq-cta__row {
  display: grid;
  gap: 3px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-cta__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .faq-cta__row dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-faq .faq-cta__row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.62;
  color: var(--paper);
  word-break: break-word;
}

.page-faq .faq-cta > .sf-btn {
  justify-self: start;
}

/* ---------- 断点 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-index__list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px;
    overflow: visible;
  }

  .page-faq .faq-index__item {
    flex: initial;
  }

  .page-faq .faq-index__link {
    display: flex;
    width: 100%;
    justify-content: flex-start;
    border-radius: 10px;
    border-color: transparent;
    border-left: 2px solid transparent;
    padding: 9px 10px 9px 12px;
  }

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

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: clamp(32px, 4.5vw, 64px);
  }

  .page-faq .faq-cta {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    align-items: start;
    gap: 26px 48px;
  }

  .page-faq .faq-cta__head {
    grid-column: 1;
  }

  .page-faq .faq-cta__list {
    grid-column: 2;
    grid-row: 1 / span 2;
  }

  .page-faq .faq-cta > .sf-btn {
    grid-column: 1;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-shell {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: clamp(36px, 5vw, 72px);
    align-items: start;
  }

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

  .page-faq .faq-index__list {
    grid-template-columns: minmax(0, 1fr);
    gap: 2px;
  }
}

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