.page-faq {
  --faq-cut: 20px;
  --faq-card: rgba(216, 228, 234, .055);
  --faq-card-2: rgba(216, 228, 234, .095);
  --faq-rule: rgba(55, 183, 179, .22);
  --faq-rule-sand: rgba(201, 185, 164, .26);
  padding-bottom: 80px;
  background: var(--bg);
  color: var(--fg);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: 22px 0 36px;
  background:
    radial-gradient(115% 85% at 8% -12%, rgba(55, 183, 179, .24), transparent 62%),
    radial-gradient(85% 75% at 96% 2%, rgba(232, 162, 58, .14), transparent 58%),
    linear-gradient(180deg, #0c2135 0%, var(--night) 58%, var(--deep) 100%);
  border-bottom: 1px solid var(--line-lake);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: -8%;
  right: -8%;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--lake), transparent);
  opacity: .45;
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
}

.page-faq .breadcrumb {
  margin-bottom: 26px;
  font-size: .8rem;
  letter-spacing: .02em;
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 28px;
  grid-template-columns: minmax(0, 1fr);
}

.page-faq .faq-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--lake-soft);
}

.page-faq .faq-kicker::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--lake);
}

.page-faq .faq-kicker__num {
  color: var(--amber);
  font-weight: 700;
}

.page-faq .faq-hero h1 {
  margin: 0 0 18px;
  max-width: 22ch;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(2rem, 6.4vw, 3.5rem);
  line-height: 1.14;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-faq .faq-lede {
  margin: 0 0 26px;
  max-width: 60ch;
  font-size: .98rem;
  line-height: 1.8;
  color: var(--pale);
  opacity: .86;
}

.page-faq .faq-facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--faq-rule);
  padding-top: 18px;
}

.page-faq .faq-fact {
  display: grid;
  gap: 4px;
}

.page-faq .faq-fact__num {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--amber);
}

.page-faq .faq-fact__label {
  font-size: .8rem;
  line-height: 1.5;
  color: var(--mist);
}

/* 侧栏求助卡 */
.page-faq .faq-help {
  position: relative;
  padding: 22px 20px;
  border: 1px solid var(--faq-rule);
  background:
    linear-gradient(160deg, rgba(55, 183, 179, .16), rgba(232, 162, 58, .08) 62%, transparent 88%),
    var(--faq-card);
}

.page-faq .faq-help__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 1.12rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-faq .faq-help__text {
  margin: 0 0 16px;
  font-size: .86rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .faq-help__list {
  display: grid;
  gap: 12px;
  margin: 0 0 16px;
}

.page-faq .faq-help__row {
  display: grid;
  gap: 2px;
  border-left: 1px solid var(--faq-rule-sand);
  padding-left: 10px;
}

.page-faq .faq-help__label {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-faq .faq-help__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .86rem;
  line-height: 1.5;
  color: var(--pale);
  word-break: break-all;
}

.page-faq .faq-help__value a {
  color: var(--lake-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(143, 224, 220, .4);
}

.page-faq .faq-help__value a:hover,
.page-faq .faq-help__value a:focus-visible {
  color: var(--amber-soft);
  border-bottom-color: var(--amber);
}

.page-faq .faq-help__note {
  margin: 0;
  font-size: .74rem;
  line-height: 1.65;
  color: var(--mist);
  opacity: .9;
}

/* 分类胶囊 */
.page-faq .faq-jump {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 30px;
  padding-bottom: 6px;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-jump::-webkit-scrollbar {
  display: none;
}

.page-faq .faq-jump__label {
  flex: none;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .16em;
  color: var(--mist);
}

.page-faq .faq-jump .chip {
  flex: none;
  text-decoration: none;
  white-space: nowrap;
  border: 1px solid var(--faq-rule);
  background: rgba(6, 16, 28, .55);
  color: var(--pale);
  transition: border-color .2s var(--ease), color .2s var(--ease), background .2s var(--ease);
}

.page-faq .faq-jump .chip:hover,
.page-faq .faq-jump .chip:focus-visible {
  border-color: var(--lake);
  color: var(--lake-soft);
  background: rgba(55, 183, 179, .12);
  outline: none;
}

/* ---------- 四步路径 ---------- */
.page-faq .faq-route {
  padding-top: 56px;
}

.page-faq .faq-route__grid {
  display: grid;
  gap: 28px;
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
}

.page-faq .faq-steps {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.page-faq .faq-steps__item {
  position: relative;
  padding: 18px 18px 18px 22px;
  border: 1px solid var(--faq-rule-sand);
  border-left: 2px solid var(--lake);
  background: var(--faq-card);
}

.page-faq .faq-steps__item:nth-child(even) {
  border-left-color: var(--amber);
}

.page-faq .faq-steps__num {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--lake-soft);
}

.page-faq .faq-steps__title {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  color: var(--paper);
}

.page-faq .faq-steps__text {
  margin: 0;
  font-size: .86rem;
  line-height: 1.72;
  color: var(--mist);
}

/* 图片 */
.page-faq .faq-figure {
  margin: 0;
  border: 1px solid var(--faq-rule);
  background: var(--faq-card);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--faq-cut)), calc(100% - var(--faq-cut)) 100%, 0 100%);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.92) contrast(1.02);
}

.page-faq .faq-figure__cap {
  padding: 12px 16px 16px;
  font-size: .78rem;
  line-height: 1.65;
  color: var(--mist);
  border-top: 1px solid var(--faq-rule);
}

.page-faq .faq-figure--wide {
  margin: 40px 0 8px;
}

/* ---------- 问答区 ---------- */
.page-faq .faq-answers {
  padding-top: 44px;
}

.page-faq .faq-group {
  margin-top: 46px;
  scroll-margin-top: 96px;
}

.page-faq .faq-group:first-of-type {
  margin-top: 8px;
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding-top: 18px;
  margin-bottom: 20px;
  border-top: 1px solid var(--faq-rule);
}

.page-faq .faq-group__num {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1;
  color: var(--amber);
  opacity: .85;
}

.page-faq .faq-group__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: clamp(1.25rem, 3vw, 1.6rem);
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-faq .faq-group__desc {
  margin: 0;
  max-width: 64ch;
  font-size: .88rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-faq .faq-list {
  display: grid;
  gap: 10px;
}

/* 手风琴 */
.page-faq .faq-item {
  border: 1px solid var(--faq-rule);
  background: var(--faq-card);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--faq-cut)), calc(100% - var(--faq-cut)) 100%, 0 100%);
  transition: border-color .2s var(--ease), background .2s var(--ease);
}

.page-faq .faq-item[open] {
  border-color: rgba(55, 183, 179, .55);
  background: var(--faq-card-2);
}

.page-faq .faq-item summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 44px 16px 16px;
  cursor: pointer;
  list-style: none;
  position: relative;
  font-family: var(--font-head);
  font-size: .96rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--pale);
}

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

.page-faq .faq-item summary::after {
  content: "+";
  position: absolute;
  top: 14px;
  right: 16px;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1;
  color: var(--lake);
  border: 1px solid var(--faq-rule);
  transition: transform .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}

.page-faq .faq-item[open] summary::after {
  content: "+";
  transform: rotate(45deg);
  color: var(--amber);
  border-color: rgba(232, 162, 58, .5);
}

.page-faq .faq-item summary:hover {
  color: var(--paper);
}

.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--lake);
  outline-offset: -2px;
}

.page-faq .faq-item__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--lake-soft);
  padding-top: .32em;
}

.page-faq .faq-item__body {
  padding: 2px 16px 18px;
  animation: faq-fade .22s var(--ease) both;
}

.page-faq .faq-item__body ol {
  display: grid;
  gap: 9px;
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
  counter-reset: faqstep;
}

.page-faq .faq-item__body li {
  counter-increment: faqstep;
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 8px;
  font-size: .88rem;
  line-height: 1.72;
  color: var(--pale);
}

.page-faq .faq-item__body li::before {
  content: counter(faqstep, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 700;
  color: var(--lake);
  padding-top: .34em;
}

.page-faq .faq-item__why {
  margin: 0;
  padding-left: 12px;
  border-left: 2px solid var(--faq-rule-sand);
  font-size: .82rem;
  line-height: 1.78;
  color: var(--mist);
}

@keyframes faq-fade {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 底部链接 */
.page-faq .faq-next {
  margin-top: 54px;
  padding: 22px 20px;
  border-top: 1px solid var(--faq-rule);
  border-bottom: 1px solid var(--faq-rule);
  background: linear-gradient(180deg, rgba(55, 183, 179, .08), transparent 80%);
}

.page-faq .faq-next__text {
  margin: 0 0 14px;
  font-size: .86rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .faq-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-faq .faq-next__links .btn-ghost {
  border-color: var(--faq-rule);
  color: var(--pale);
  text-decoration: none;
}

.page-faq .faq-next__links .btn-ghost:hover,
.page-faq .faq-next__links .btn-ghost:focus-visible {
  border-color: var(--lake);
  color: var(--lake-soft);
}

/* ---------- 断点 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-hero {
    padding: 30px 0 48px;
  }

  .page-faq .faq-route__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 32px;
  }

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

  .page-faq .faq-item summary {
    font-size: 1rem;
    padding: 18px 52px 18px 20px;
  }

  .page-faq .faq-item__body {
    padding: 4px 52px 20px 20px;
  }

  .page-faq .faq-figure__cap {
    padding: 14px 20px 18px;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 40px;
    align-items: start;
  }

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

  .page-faq .faq-lede {
    font-size: 1.02rem;
  }

  .page-faq .faq-group__head {
    grid-template-columns: 64px minmax(0, 1fr);
    gap: 18px;
  }

  .page-faq .faq-group__num {
    font-size: 2rem;
  }

  .page-faq .faq-list {
    gap: 12px;
  }

  .page-faq .faq-next {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 24px 26px;
  }

  .page-faq .faq-next__text {
    margin: 0;
    max-width: 48ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item__body {
    animation: none;
  }

  .page-faq .faq-item summary::after {
    transition: none;
  }

  .page-faq .faq-jump .chip {
    transition: none;
  }
}
<<<END>>>