.page-faq {
  --faq-line: rgba(10, 11, 13, .09);
  --faq-gold-line: rgba(201, 164, 92, .45);
  --faq-muted: #5B6472;
  --faq-ink: #0A0B0D;
}

/* ---------- 顶部 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  background: var(--ink);
  color: var(--snow);
  padding: clamp(20px, 3.4vw, 34px) 0 clamp(30px, 5vw, 56px);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: -22% -12% auto -12%;
  height: 128%;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(52% 46% at 16% 0%, rgba(125, 226, 255, .17), transparent 64%),
    radial-gradient(44% 42% at 90% 20%, rgba(255, 90, 31, .13), transparent 68%),
    repeating-linear-gradient(90deg, rgba(201, 164, 92, .13) 0 1px, transparent 1px 94px);
}

.page-faq .crumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .03em;
  color: var(--mist);
}

.page-faq .crumbs a {
  color: var(--gold-soft);
  text-decoration: none;
  transition: color .25s var(--ease);
}

.page-faq .crumbs a:hover {
  color: var(--cyan);
}

.page-faq .crumbs__sep {
  color: rgba(201, 164, 92, .5);
}

.page-faq .faq-hero__text {
  max-width: 820px;
  margin-top: clamp(24px, 4vw, 48px);
}

.page-faq .faq-hero .eyebrow {
  color: var(--gold-soft);
}

.page-faq .faq-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 5.6vw, 60px);
  line-height: .98;
  letter-spacing: -.015em;
  color: var(--snow);
}

.page-faq .faq-hero__lead {
  margin: 18px 0 0;
  max-width: 640px;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: rgba(244, 246, 248, .76);
}

.page-faq .faq-hero__media {
  position: relative;
  margin: clamp(26px, 4vw, 44px) 0 0;
  border: 1px solid rgba(201, 164, 92, .24);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink-2);
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: clamp(130px, 24vw, 240px);
  object-fit: cover;
  max-width: 100%;
}

.page-faq .faq-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(10, 11, 13, 0) 42%, rgba(10, 11, 13, .58));
}

/* ---------- 主体三栏 ---------- */
.page-faq .faq-body {
  padding: clamp(30px, 5vw, 72px) 0 clamp(40px, 6vw, 88px);
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 32px);
}

.page-faq .faq-side {
  order: -1;
}

.page-faq .faq-side__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--faq-muted);
}

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

.page-faq .faq-side__list > li {
  flex: 0 0 auto;
}

.page-faq .faq-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  white-space: nowrap;
  padding: 9px 15px;
  border-radius: 999px;
  border: 1px solid rgba(10, 11, 13, .14);
  background: #fff;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--faq-ink);
  text-decoration: none;
  transition: border-color .25s var(--ease), color .25s var(--ease), background .25s var(--ease);
}

.page-faq .faq-chip .num {
  font-size: 11px;
  color: var(--gold);
}

.page-faq .faq-chip:hover {
  border-color: var(--orange);
  color: var(--orange);
}

.page-faq .faq-chip[aria-current] {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--gold-soft);
}

.page-faq .faq-chip[aria-current] .num {
  color: var(--orange);
}

/* ---------- 问答分组 ---------- */
.page-faq .faq-main {
  display: flex;
  flex-direction: column;
  gap: clamp(26px, 4vw, 44px);
  min-width: 0;
}

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

.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 14px;
}

.page-faq .faq-group__idx {
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .12em;
  color: var(--gold);
  border-bottom: 1px solid var(--faq-gold-line);
  padding-bottom: 2px;
}

.page-faq .faq-group h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 2.6vw, 30px);
  line-height: 1.1;
  letter-spacing: -.01em;
  color: var(--faq-ink);
}

/* ---------- 手风琴 ---------- */
.page-faq .qa {
  background: #fff;
  border: 1px solid var(--faq-line);
  border-radius: var(--r-md);
  transition: border-color .25s var(--ease), box-shadow .3s var(--ease), background .25s var(--ease);
}

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

.page-faq .qa:hover {
  border-color: rgba(201, 164, 92, .55);
}

.page-faq .qa[open] {
  border-color: var(--faq-gold-line);
  box-shadow: 0 18px 40px -30px rgba(10, 11, 13, .55);
}

.page-faq .qa > summary {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--faq-ink);
}

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

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

.page-faq .qa > summary:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
  border-radius: var(--r-md);
}

.page-faq .qa__q {
  flex: 1 1 auto;
}

.page-faq .qa__mark {
  position: relative;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  margin-top: 1px;
  border-radius: 50%;
  border: 1px solid rgba(201, 164, 92, .6);
  transition: border-color .25s var(--ease);
}

.page-faq .qa__mark::before,
.page-faq .qa__mark::after {
  content: "";
  position: absolute;
  background: var(--ship-ink);
  transition: transform .25s var(--ease), opacity .25s var(--ease), background .25s var(--ease);
}

.page-faq .qa__mark::before {
  top: 50%;
  left: 6px;
  right: 6px;
  height: 1.5px;
  transform: translateY(-50%);
}

.page-faq .qa__mark::after {
  left: 50%;
  top: 6px;
  bottom: 6px;
  width: 1.5px;
  transform: translateX(-50%);
}

.page-faq .qa[open] .qa__mark {
  border-color: var(--orange);
}

.page-faq .qa[open] .qa__mark::before {
  background: var(--orange);
}

.page-faq .qa[open] .qa__mark::after {
  transform: translateX(-50%) scaleY(0);
  opacity: 0;
}

.page-faq .qa__a {
  margin: 0 18px 18px;
  padding-top: 14px;
  border-top: 1px solid var(--faq-gold-line);
  font-size: 15px;
  line-height: 1.8;
  color: var(--faq-muted);
}

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

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

.page-faq .qa__a .num {
  color: var(--faq-ink);
  font-weight: 600;
}

.page-faq .qa__a a {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .qa__a a:hover {
  color: var(--orange);
}

/* ---------- 联系卡 ---------- */
.page-faq .faq-help {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  border-radius: var(--r-lg);
  border: 1px solid rgba(201, 164, 92, .22);
  background: var(--ink-2);
  color: var(--snow);
}

.page-faq .faq-help__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .5;
}

.page-faq .faq-help::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(72% 54% at 84% 2%, rgba(125, 226, 255, .24), transparent 68%),
    linear-gradient(160deg, rgba(17, 21, 28, .86), rgba(10, 11, 13, .96) 64%);
}

.page-faq .faq-help__inner {
  position: relative;
  padding: clamp(20px, 3vw, 28px);
}

.page-faq .faq-help .eyebrow {
  color: var(--gold-soft);
}

.page-faq .faq-help h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.12;
  letter-spacing: -.01em;
  color: var(--snow);
}

.page-faq .faq-help__text {
  margin: 12px 0 18px;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(244, 246, 248, .74);
}

.page-faq .faq-help__text .num {
  color: var(--gold-soft);
  font-weight: 600;
}

.page-faq .faq-copy {
  display: grid;
  gap: 4px;
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--r-sm);
  border: 1px solid rgba(201, 164, 92, .3);
  background: rgba(244, 246, 248, .07);
  color: var(--snow);
  font-family: inherit;
  text-align: left;
  cursor: pointer;
  transition: background .25s var(--ease), border-color .25s var(--ease);
}

.page-faq .faq-copy:hover {
  background: rgba(255, 90, 31, .15);
  border-color: var(--orange);
}

.page-faq .faq-copy__label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-faq .faq-copy__value {
  font-size: 13.5px;
  word-break: break-all;
}

.page-faq .faq-copy__hint {
  font-size: 11.5px;
  color: var(--cyan);
}

.page-faq .faq-copy[data-copied] .faq-copy__hint {
  color: var(--gold-soft);
}

.page-faq .faq-help__tel {
  display: inline-block;
  margin-top: 12px;
  padding-bottom: 2px;
  font-size: 15px;
  font-weight: 600;
  color: var(--gold-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 164, 92, .45);
  transition: color .25s var(--ease), border-color .25s var(--ease);
}

.page-faq .faq-help__tel:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-faq .faq-help__note {
  margin: 14px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 下半段深色区 ---------- */
.page-faq .faq-extra {
  padding: clamp(34px, 5vw, 76px) 0 clamp(40px, 6vw, 88px);
}

.page-faq .faq-extra__head {
  max-width: 640px;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-faq .faq-extra__head .eyebrow {
  color: var(--gold-soft);
}

.page-faq .faq-extra__head h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.4vw, 38px);
  line-height: 1.05;
  letter-spacing: -.01em;
  color: var(--snow);
}

.page-faq .faq-duo {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 34px);
}

.page-faq .faq-group--dark .faq-group__idx {
  color: var(--gold-soft);
}

.page-faq .faq-group--dark h2 {
  color: var(--snow);
}

.page-faq .faq-group--dark .qa {
  background: rgba(244, 246, 248, .045);
  border-color: rgba(201, 164, 92, .22);
}

.page-faq .faq-group--dark .qa:hover {
  border-color: rgba(201, 164, 92, .5);
}

.page-faq .faq-group--dark .qa[open] {
  background: rgba(244, 246, 248, .075);
  border-color: rgba(201, 164, 92, .55);
  box-shadow: 0 20px 44px -32px rgba(0, 0, 0, .9);
}

.page-faq .faq-group--dark .qa > summary {
  color: var(--snow);
}

.page-faq .faq-group--dark .qa__mark::before,
.page-faq .faq-group--dark .qa__mark::after {
  background: var(--gold-soft);
}

.page-faq .faq-group--dark .qa__a {
  color: rgba(244, 246, 248, .74);
  border-top-color: rgba(201, 164, 92, .42);
}

.page-faq .faq-group--dark .qa__a .num {
  color: var(--gold-soft);
}

.page-faq .faq-group--dark .qa__a a {
  color: var(--cyan);
}

.page-faq .faq-group--dark .qa__a a:hover {
  color: var(--orange);
}

/* ---------- 响应式 ---------- */
@media (min-width: 900px) {
  .page-faq .faq-duo {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(26px, 3.4vw, 44px);
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-layout {
    grid-template-columns: 172px minmax(0, 1fr) 284px;
    align-items: start;
    gap: clamp(24px, 3vw, 44px);
  }

  .page-faq .faq-side,
  .page-faq .faq-help {
    position: sticky;
    top: 96px;
  }

  .page-faq .faq-side__list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-side__list > li {
    flex: 1 1 auto;
  }

  .page-faq .faq-chip {
    width: 100%;
    justify-content: flex-start;
    white-space: normal;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa,
  .page-faq .qa__mark,
  .page-faq .qa__mark::before,
  .page-faq .qa__mark::after,
  .page-faq .faq-chip,
  .page-faq .faq-copy {
    transition: none;
  }
}
<<<PAGE_CSS_END>>>