.page-faq {
  --faq-cyan: var(--cyan);
  --faq-violet: var(--violet);
  --faq-gold: var(--gold);
  --faq-jade: #46B9A8;
  --faq-wine: #C2658C;
  position: relative;
  padding-bottom: clamp(56px, 9vw, 112px);
  color: var(--ivory);
}

.page-faq .page-top-anchor {
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

@keyframes faq-rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  padding-top: clamp(20px, 4vw, 46px);
  isolation: isolate;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -180px;
  right: -140px;
  width: min(760px, 94vw);
  height: 560px;
  background: radial-gradient(closest-side, rgba(53, 224, 206, .16), rgba(139, 92, 255, .07) 55%, transparent 74%);
  pointer-events: none;
  z-index: -1;
}

.page-faq .faq-hero-inner {
  display: grid;
  gap: .9rem;
  align-content: start;
}

.page-faq .faq-hero .crumbs {
  margin: 0 0 .2rem;
  font-size: .82rem;
}

.page-faq .faq-hero h1 {
  margin: 0;
  max-width: 17em;
  font-size: clamp(30px, 5.6vw, 58px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -.02em;
  background-image: linear-gradient(102deg, var(--gold-hi), var(--gold) 58%, var(--ivory));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: faq-rise .72s var(--ease) both;
}

.page-faq .faq-lede {
  margin: 0;
  max-width: 42em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.82;
  color: var(--mist);
  animation: faq-rise .72s var(--ease) .08s both;
}

.page-faq .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
  margin-top: .5rem;
  animation: faq-rise .72s var(--ease) .16s both;
}

.page-faq .hero-figure {
  margin: clamp(24px, 4vw, 46px) 0 0;
}

.page-faq .hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1200 / 700;
  object-fit: cover;
  border-radius: var(--radius-l);
  border: 1px solid var(--line);
  background: var(--ink-100);
}

.page-faq .hero-figure .figure-cap {
  margin-top: .7rem;
  font-size: .8rem;
  letter-spacing: .06em;
  color: var(--mist);
}

/* ---------- 主题索引 ---------- */

.page-faq .faq-topics {
  margin-top: clamp(46px, 7vw, 96px);
}

.page-faq .topics-head {
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-faq .topic-intro {
  margin: 0;
  max-width: 44em;
  font-size: .95rem;
  line-height: 1.78;
  color: var(--mist);
}

.page-faq .topics-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.6rem;
  align-items: start;
}

.page-faq .topics-figure {
  margin: 0;
  max-width: 260px;
}

.page-faq .topics-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--ink-100);
}

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

.page-faq .topic-card {
  display: grid;
  gap: .4rem;
  padding: 1.1rem 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--glass);
  text-decoration: none;
  color: inherit;
  transition: transform .3s var(--ease), border-color .3s var(--ease), background .3s var(--ease);
}

.page-faq .topic-card:hover,
.page-faq .topic-card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--line-gold);
  background: var(--glass-2);
}

.page-faq .topic-num {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .16em;
  color: var(--gold);
}

.page-faq .topic-title {
  font-size: 1.04rem;
  font-weight: 600;
  color: var(--ivory);
}

.page-faq .topic-desc {
  font-size: .88rem;
  line-height: 1.66;
  color: var(--mist);
}

.page-faq .topic-count {
  font-size: .76rem;
  letter-spacing: .1em;
  color: var(--faq-cyan);
}

/* ---------- 问答主体 ---------- */

.page-faq .faq-body {
  margin-top: clamp(46px, 7vw, 94px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2.4rem;
  align-items: start;
}

.page-faq .faq-topic {
  margin-top: clamp(38px, 6vw, 78px);
  scroll-margin-top: 28px;
}

.page-faq .faq-topic:first-child {
  margin-top: 0;
}

.page-faq .faq-topic .section-head {
  display: grid;
  gap: .5rem;
  padding-bottom: .2rem;
}

.page-faq .faq-topic .section-head::after {
  content: "";
  display: block;
  height: 1px;
  margin-top: .7rem;
  background: linear-gradient(90deg, var(--topic-accent, var(--cyan)) 0%, rgba(245, 242, 234, .07) 76%, transparent 100%);
}

.page-faq .faq-topic--entry {
  --topic-accent: var(--faq-cyan);
}

.page-faq .faq-topic--login {
  --topic-accent: var(--faq-violet);
}

.page-faq .faq-topic--records {
  --topic-accent: var(--faq-gold);
}

.page-faq .faq-topic--device {
  --topic-accent: var(--faq-jade);
}

.page-faq .faq-topic--service {
  --topic-accent: var(--faq-wine);
}

.page-faq .qa-list {
  margin-top: 1.1rem;
  border-top: 1px solid var(--line);
}

.page-faq .qa {
  border-bottom: 1px solid var(--line);
  transition: background .3s var(--ease);
}

.page-faq .qa[open] {
  background: var(--glass);
  border-radius: var(--radius-s);
}

.page-faq .qa-sum {
  display: grid;
  grid-template-columns: 2.3rem minmax(0, 1fr) 1.3rem;
  grid-template-areas:
    "num q chev"
    "num brief chev";
  gap: .3rem .85rem;
  align-items: start;
  padding: 1.05rem .6rem;
  cursor: pointer;
  list-style: none;
}

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

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

.page-faq .qa-num {
  grid-area: num;
  font-family: var(--font-mono);
  font-size: .92rem;
  letter-spacing: .04em;
  color: var(--gold);
}

.page-faq .qa-q {
  grid-area: q;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--ivory);
}

.page-faq .qa-brief {
  grid-area: brief;
  font-size: .88rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .qa-chev {
  grid-area: chev;
  position: relative;
  align-self: center;
  width: 1rem;
  height: 1rem;
}

.page-faq .qa-chev::before,
.page-faq .qa-chev::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--gold);
  transition: transform .3s var(--ease);
}

.page-faq .qa-chev::before {
  width: 12px;
  height: 1.5px;
  transform: translate(-50%, -50%);
}

.page-faq .qa-chev::after {
  width: 1.5px;
  height: 12px;
  transform: translate(-50%, -50%);
}

.page-faq .qa[open] .qa-chev::after {
  transform: translate(-50%, -50%) scaleY(0);
}

.page-faq .qa-body {
  padding: 0 .9rem 1.3rem;
  font-size: .94rem;
  line-height: 1.82;
  color: var(--mist);
}

.page-faq .qa-body p {
  margin: 0 0 .65rem;
}

.page-faq .qa-body p:last-child {
  margin-bottom: 0;
}

.page-faq .qa-body ul {
  margin: .5rem 0 .7rem;
  padding-left: 1.1rem;
  display: grid;
  gap: .35rem;
}

.page-faq .qa-body li::marker {
  color: var(--topic-accent, var(--cyan));
}

/* ---------- 竖排引语 ---------- */

.page-faq .faq-rail {
  display: none;
}

/* ---------- 客服行动区 ---------- */

.page-faq .faq-cta {
  margin-top: clamp(50px, 7vw, 98px);
  padding: clamp(26px, 4vw, 54px);
  border-radius: var(--radius-l);
  border: 1px solid var(--line-violet);
  background:
    radial-gradient(120% 140% at 0% 0%, rgba(139, 92, 255, .22), transparent 62%),
    radial-gradient(90% 120% at 100% 100%, rgba(53, 224, 206, .12), transparent 60%),
    var(--ink-100);
  display: grid;
  gap: 1rem;
}

.page-faq .faq-cta .cta-lede {
  margin: 0;
  max-width: 46em;
  font-size: .95rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
  margin-top: .3rem;
}

.page-faq .faq-contact .contact-item {
  display: grid;
  justify-items: start;
  gap: .35rem;
  padding: 1rem 1.1rem;
  border-radius: var(--radius-s);
  border: 1px solid var(--line);
  background: var(--glass);
}

.page-faq .faq-contact .contact-label {
  font-size: .76rem;
  letter-spacing: .18em;
  color: var(--mist);
}

.page-faq .faq-contact .contact-value {
  font-family: var(--font-mono);
  font-size: .96rem;
  color: var(--gold-hi);
  word-break: break-all;
}

.page-faq .faq-contact .copy-btn {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  margin-top: .3rem;
  padding: .42rem .85rem;
  font-family: inherit;
  font-size: .82rem;
  border-radius: 999px;
  border: 1px solid var(--line-cyan);
  background: transparent;
  color: var(--faq-cyan);
  cursor: pointer;
  transition: background .3s var(--ease), border-color .3s var(--ease);
}

.page-faq .faq-contact .copy-btn:hover,
.page-faq .faq-contact .copy-btn:focus-visible {
  background: rgba(53, 224, 206, .13);
  border-color: var(--faq-cyan);
}

.page-faq .faq-contact .copy-hint {
  min-height: 1em;
  font-size: .76rem;
  color: var(--faq-cyan);
}

.page-faq .cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
  margin-top: .4rem;
}

/* ---------- 回到顶部 ---------- */

.page-faq .faq-to-top {
  position: fixed;
  right: clamp(14px, 3vw, 30px);
  bottom: clamp(14px, 3vw, 30px);
  z-index: 30;
  padding: .58rem .95rem;
  border-radius: 999px;
  border: 1px solid var(--line-gold);
  background: rgba(6, 7, 12, .86);
  color: var(--gold-hi);
  font-size: .8rem;
  letter-spacing: .06em;
  text-decoration: none;
  backdrop-filter: blur(8px);
  transition: background .3s var(--ease), transform .3s var(--ease);
}

.page-faq .faq-to-top:hover,
.page-faq .faq-to-top:focus-visible {
  background: rgba(229, 185, 78, .16);
  transform: translateY(-2px);
}

/* ---------- 响应式 ---------- */

@media (max-width: 899px) {
  .page-faq .faq-to-top {
    bottom: 88px;
  }
}

@media (min-width: 640px) {
  .page-faq .topic-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .topics-layout {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 2.6rem;
  }

  .page-faq .topics-figure {
    max-width: none;
  }

  .page-faq .qa-sum {
    grid-template-columns: 3rem minmax(0, 1.15fr) minmax(0, 1fr) 1.6rem;
    grid-template-areas: "num q brief chev";
    align-items: baseline;
    padding: 1.15rem .8rem;
  }

  .page-faq .qa-body {
    padding: 0 .8rem 1.5rem 4.2rem;
  }
}

@media (min-width: 1100px) {
  .page-faq .topic-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1120px) {
  .page-faq .faq-body {
    grid-template-columns: minmax(0, 1fr) 3rem;
    gap: 2.8rem;
  }

  .page-faq .faq-rail {
    display: block;
  }

  .page-faq .faq-rail .rail-quote {
    position: sticky;
    top: 120px;
    display: inline-block;
    writing-mode: vertical-rl;
    letter-spacing: .3em;
    font-size: .78rem;
    line-height: 1;
    padding: .9rem .35rem;
    color: var(--mist);
    text-decoration: none;
    border-left: 1px solid var(--line-violet);
    transition: color .3s var(--ease), border-color .3s var(--ease);
  }

  .page-faq .faq-rail .rail-quote:hover,
  .page-faq .faq-rail .rail-quote:focus-visible {
    color: var(--gold-hi);
    border-left-color: var(--line-gold);
  }
}

@media (min-width: 720px) {
  .page-faq .faq-contact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-hero h1,
  .page-faq .faq-lede,
  .page-faq .hero-actions {
    animation: none;
  }

  .page-faq .topic-card,
  .page-faq .qa,
  .page-faq .qa-chev::before,
  .page-faq .qa-chev::after,
  .page-faq .faq-to-top,
  .page-faq .faq-contact .copy-btn {
    transition: none;
  }
}
<<<PAGE_CSS_END>>>