.page-faq {
  --faq-rail-w: 248px;
  --faq-track: rgba(53, 208, 186, .32);
  --faq-soft: rgba(53, 208, 186, .10);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: calc(var(--header-h) + 40px) 0 52px;
  background:
    radial-gradient(900px 440px at 84% -12%, rgba(108, 74, 182, .42), transparent 66%),
    radial-gradient(620px 360px at 2% 10%, rgba(53, 208, 186, .16), transparent 70%),
    var(--deep);
  border-bottom: 2px solid var(--line);
  overflow: hidden;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(169, 183, 214, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(169, 183, 214, .07) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(circle at 62% 24%, #000, transparent 76%);
  mask-image: radial-gradient(circle at 62% 24%, #000, transparent 76%);
}

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

.page-faq .faq-hero__grid {
  display: grid;
  gap: 28px;
  margin-top: 22px;
}

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

.page-faq .faq-hero__intro .display-1 {
  margin: 10px 0 18px;
  letter-spacing: .01em;
}

.page-faq .faq-hero__lede {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.85;
  margin: 0 0 24px;
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}

.page-faq .faq-hero__stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  border: 2px solid var(--line);
  background: var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-faq .faq-hero__stat {
  background: var(--panel);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-faq .faq-hero__num {
  font-size: 24px;
  line-height: 1.1;
  color: var(--cyan);
  letter-spacing: .02em;
}

.page-faq .faq-hero__lab {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.5;
}

.page-faq .faq-hero__figure {
  margin: 0;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-hard);
  background: var(--void);
}

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

/* ---------- 双栏骨架 ---------- */
.page-faq .faq-shell {
  display: grid;
  gap: 26px;
  padding-bottom: 72px;
}

.page-faq .faq-rail__inner {
  border: 2px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius);
  padding: 14px;
  box-shadow: var(--shadow-hard);
}

.page-faq .faq-rail__title {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--gold);
  text-transform: uppercase;
}

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

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

.page-faq .faq-rail__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
  transition: color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}

.page-faq .faq-rail__no {
  font-size: 11px;
  color: var(--cyan);
  letter-spacing: .06em;
}

.page-faq .faq-rail__link:hover,
.page-faq .faq-rail__link:focus-visible {
  color: var(--ink);
  border-color: var(--violet);
  background: rgba(108, 74, 182, .22);
  outline: none;
}

.page-faq .faq-rail__cta {
  display: block;
  margin-top: 14px;
  text-align: center;
}

/* ---------- 区块头 ---------- */
.page-faq .faq-block {
  padding: 34px 0 6px;
  border-top: 2px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-faq .faq-block:first-child {
  border-top: 0;
  padding-top: 8px;
}

.page-faq .faq-block__kicker {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--violet);
  text-transform: uppercase;
}

.page-faq .faq-block__head {
  margin-bottom: 20px;
}

.page-faq .faq-block__head h2 {
  margin: 0 0 10px;
}

.page-faq .faq-block__lede {
  margin: 0;
  max-width: 68ch;
  color: var(--muted);
  line-height: 1.85;
}

/* ---------- 新手步骤 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-steps__item {
  position: relative;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(18, 38, 77, .96), rgba(11, 27, 58, .96));
  padding: 18px 18px 20px 20px;
  box-shadow: var(--shadow-hard);
  transition: border-color .2s var(--ease), transform .2s var(--ease);
}

.page-faq .faq-steps__item::before {
  content: "";
  position: absolute;
  left: -2px;
  top: 16px;
  bottom: 16px;
  width: 3px;
  background: linear-gradient(180deg, var(--cyan), var(--violet));
  border-radius: 2px;
}

.page-faq .faq-steps__item:hover {
  border-color: var(--violet);
  transform: translateY(-2px);
}

.page-faq .faq-steps__no {
  display: inline-block;
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--cyan);
  margin-bottom: 8px;
}

.page-faq .faq-steps__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.4;
}

.page-faq .faq-steps__item p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

/* ---------- 主题索引 ---------- */
.page-faq .faq-topics {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
}

.page-faq .faq-topics__link {
  display: flex;
  flex-direction: column;
  gap: 4px;
  height: 100%;
  padding: 16px;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--ink);
  text-decoration: none;
  transition: border-color .2s var(--ease), background .2s var(--ease), transform .2s var(--ease);
}

.page-faq .faq-topics__link:hover,
.page-faq .faq-topics__link:focus-visible {
  border-color: var(--cyan);
  background: rgba(53, 208, 186, .10);
  transform: translateY(-3px);
  outline: none;
}

.page-faq .faq-topics__name {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
}

.page-faq .faq-topics__count {
  font-size: 13px;
  color: var(--gold);
  letter-spacing: .04em;
}

.page-faq .faq-topics__desc {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
}

/* ---------- 账户分栏 ---------- */
.page-faq .faq-split {
  display: grid;
  gap: 20px;
}

.page-faq .faq-split__figure {
  margin: 0;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--void);
  box-shadow: var(--shadow-hard);
  align-self: start;
}

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

/* ---------- 问答手风琴 ---------- */
.page-faq .faq-q {
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  margin-bottom: 12px;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}

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

.page-faq .faq-q[open] {
  border-color: var(--violet);
  box-shadow: var(--shadow-hard);
}

.page-faq .faq-q__head {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--ink);
}

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

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

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

.page-faq .faq-q__idx {
  flex: 0 0 auto;
  font-size: 12px;
  color: var(--violet);
  letter-spacing: .06em;
  padding-top: 4px;
}

.page-faq .faq-q[open] .faq-q__idx {
  color: var(--cyan);
}

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

.page-faq .faq-q__mark {
  position: relative;
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
  margin-top: 5px;
}

.page-faq .faq-q__mark::before,
.page-faq .faq-q__mark::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: calc(50% - 1px);
  height: 2px;
  background: var(--cyan);
  transition: transform .24s var(--ease), opacity .24s var(--ease);
}

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

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

.page-faq .faq-q__body {
  padding: 0 16px 18px 42px;
  border-top: 1px solid var(--line);
  margin-top: -1px;
  padding-top: 14px;
}

.page-faq .faq-q__steps {
  margin: 0 0 10px;
  padding-left: 20px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}

.page-faq .faq-q__steps li {
  margin-bottom: 7px;
}

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

.page-faq .faq-q__body p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}

.page-faq .faq-q__body p + p {
  margin-top: 8px;
}

.page-faq .faq-flow__qa {
  margin-top: 4px;
}

/* ---------- 工单状态面板 ---------- */
.page-faq .faq-panel {
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel), rgba(5, 11, 24, .88));
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

.page-faq .faq-panel__row {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
}

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

.page-faq .faq-panel__key {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--gold);
}

.page-faq .faq-panel__val {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.page-faq .faq-panel__foot {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

/* ---------- 联系支持 ---------- */
.page-faq .faq-contact {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.page-faq .faq-contact__card {
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 16px;
}

.page-faq .faq-contact__card--gold {
  border-color: var(--gold);
  background: linear-gradient(160deg, rgba(242, 184, 75, .14), rgba(18, 38, 77, .96));
}

.page-faq .faq-contact__label {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--muted);
}

.page-faq .faq-contact__value {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.5;
  color: var(--cyan);
  word-break: break-word;
}

.page-faq .faq-contact__card--gold .faq-contact__value {
  color: var(--gold);
}

.page-faq .faq-contact__note {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

.page-faq .faq-contact__foot {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .faq-inline-link {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-inline-link:hover {
  color: var(--gold);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-faq .faq-panel__row {
    grid-template-columns: 128px minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding: calc(var(--header-h) + 56px) 0 64px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    align-items: start;
    gap: 40px;
  }

  .page-faq .faq-split {
    grid-template-columns: 320px minmax(0, 1fr);
    gap: 26px;
  }

  .page-faq .faq-split__figure {
    position: sticky;
    top: calc(var(--header-h) + 20px);
  }
}

@media (min-width: 960px) {
  .page-faq .faq-shell {
    grid-template-columns: var(--faq-rail-w) minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: calc(var(--header-h) + 20px);
  }

  .page-faq .faq-rail__list {
    flex-direction: column;
    overflow: visible;
  }

  .page-faq .faq-rail__link {
    width: 100%;
    border-color: transparent;
    border-left: 2px solid var(--line);
    border-radius: 0;
    padding: 9px 10px;
  }

  .page-faq .faq-rail__link:hover,
  .page-faq .faq-rail__link:focus-visible {
    border-color: transparent;
    border-left-color: var(--cyan);
    background: rgba(53, 208, 186, .08);
  }

  .page-faq .faq-block__head h2 {
    max-width: 24ch;
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-hero__num {
    font-size: 27px;
  }

  .page-faq .faq-steps {
    gap: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-steps__item,
  .page-faq .faq-topics__link,
  .page-faq .faq-q,
  .page-faq .faq-q__mark::before,
  .page-faq .faq-q__mark::after,
  .page-faq .faq-rail__link {
    transition: none;
  }

  .page-faq .faq-steps__item:hover,
  .page-faq .faq-topics__link:hover {
    transform: none;
  }
}
<<<END>>>