.page-faq {
  --faq-text-soft: rgba(244, 246, 248, .78);
  --faq-line-soft: rgba(31, 59, 87, .8);
  background: var(--ink-900);
  color: var(--paper);
  padding-bottom: 88px;
}

.page-faq .num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.page-faq a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 194, 200, .35);
  transition: border-color .18s var(--ease), color .18s var(--ease);
}

.page-faq a:hover {
  color: var(--paper);
  border-bottom-color: var(--red);
}

/* ---------- 页首 ---------- */
.page-faq .faq-head {
  display: grid;
  gap: 30px;
  padding-top: 26px;
  padding-bottom: 46px;
}

.page-faq .faq-head__body {
  max-width: 640px;
}

.page-faq .faq-head h1 {
  margin: 14px 0 20px;
  font-family: var(--font-display);
  font-size: clamp(33px, 6.4vw, 60px);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -.02em;
}

.page-faq .faq-head__lead {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.72;
  color: var(--faq-text-soft);
  max-width: 32em;
}

.page-faq .faq-head__facts {
  list-style: none;
  margin: 26px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 10px 30px;
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--muted);
}

.page-faq .faq-head__facts .num {
  margin-right: 5px;
  color: var(--paper);
}

.page-faq .faq-head__jump {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 26px;
  padding: 11px 22px;
  border: 1px solid var(--red);
  border-radius: 999px;
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--paper);
  border-bottom: 1px solid var(--red);
}

.page-faq .faq-head__jump::after {
  content: "↓";
  color: var(--red);
  font-size: 13px;
}

.page-faq .faq-head__jump:hover {
  background: rgba(226, 59, 54, .14);
  color: var(--paper);
  border-color: var(--red-soft);
}

.page-faq .faq-head__media {
  margin: 0;
}

.page-faq .faq-head__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-800);
}

/* ---------- 通用区块标题 ---------- */
.page-faq .faq-sec-head {
  max-width: 640px;
  margin-bottom: 30px;
}

.page-faq .faq-sec-head h2 {
  margin: 10px 0 12px;
  font-family: var(--font-display);
  font-size: clamp(25px, 4.2vw, 38px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.015em;
}

.page-faq .faq-sec-head__lead {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--faq-text-soft);
}

.page-faq .eyebrow {
  color: var(--muted);
}

/* ---------- 三步上手 ---------- */
.page-faq .faq-steps {
  padding-top: 44px;
  padding-bottom: 44px;
  border-top: 1px solid var(--line);
}

.page-faq .steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .step {
  padding: 26px 0;
  border-top: 1px solid var(--line);
}

.page-faq .step:last-child {
  border-bottom: 1px solid var(--line);
}

.page-faq .step__num {
  display: block;
  margin-bottom: 14px;
  font-family: var(--font-mono);
  font-size: 40px;
  font-weight: 700;
  line-height: .9;
  letter-spacing: -.02em;
  color: var(--red);
}

.page-faq .step h3 {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--paper);
}

.page-faq .step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--faq-text-soft);
  max-width: 34em;
}

.page-faq .steps__tail {
  margin: 24px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 目录 + 问答 ---------- */
.page-faq .faq-guide {
  padding-top: 34px;
  padding-bottom: 34px;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 30px;
}

.page-faq .faq-toc__title {
  margin: 0 0 14px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-faq .faq-toc__list {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-toc__link {
  display: block;
  padding: 9px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13.5px;
  white-space: nowrap;
  color: var(--faq-text-soft);
}

.page-faq .faq-toc__link .num {
  margin-right: 7px;
  font-size: 11px;
  color: var(--red);
}

.page-faq .faq-toc__link:hover {
  color: var(--paper);
  border-color: var(--red);
  background: rgba(226, 59, 54, .1);
}

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

.page-faq .faq-group {
  padding-bottom: 46px;
}

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

.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 12px;
  margin-bottom: 2px;
  border-bottom: 1px solid var(--line);
  position: relative;
}

.page-faq .faq-group__head::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 52px;
  height: 2px;
  background: var(--red);
}

.page-faq .faq-group__num {
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--red);
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 3.4vw, 29px);
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--paper);
}

/* ---------- 手风琴 ---------- */
.page-faq .faq-q {
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-q > summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 0;
  list-style: none;
  cursor: pointer;
  font-size: 15.8px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--paper);
  transition: color .18s var(--ease);
}

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

.page-faq .faq-q > summary::before {
  content: "";
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  margin-top: 9px;
  border-right: 2px solid var(--red);
  border-bottom: 2px solid var(--red);
  transform: rotate(-45deg);
  transition: transform .22s var(--ease);
}

.page-faq .faq-q > summary:hover,
.page-faq .faq-q[open] > summary {
  color: var(--red-soft);
}

.page-faq .faq-q[open] > summary::before {
  transform: rotate(45deg);
}

.page-faq .faq-a {
  padding: 0 0 18px 19px;
  max-width: 38em;
}

.page-faq .faq-a p {
  margin: 0 0 10px;
  font-size: 14.8px;
  line-height: 1.82;
  color: var(--faq-text-soft);
}

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

/* ---------- 历史记录配图 ---------- */
.page-faq .faq-figure {
  margin: 22px 0 6px;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-800);
}

.page-faq .faq-figure__cap {
  margin-top: 10px;
  font-size: 12.5px;
  letter-spacing: .02em;
  color: var(--muted);
}

/* ---------- 客服卡片 ---------- */
.page-faq .faq-help-card {
  position: relative;
  margin-top: 22px;
  padding: 28px 22px;
  background: var(--ink-800);
  border: 1px solid rgba(232, 178, 58, .5);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.page-faq .faq-help-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--red) 58%, var(--cyan));
}

.page-faq .faq-help-card__lead {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 16.5px;
  line-height: 1.72;
  color: var(--paper);
}

.page-faq .faq-help__list {
  margin: 20px 0;
  padding: 18px 0;
  border-top: 1px solid var(--faq-line-soft);
  border-bottom: 1px solid var(--faq-line-soft);
  display: grid;
  gap: 16px;
}

.page-faq .faq-help__list dt {
  margin: 0 0 5px;
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-faq .faq-help__list dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--paper);
  word-break: break-word;
}

.page-faq .faq-help-card__note {
  margin: 0 0 20px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--faq-text-soft);
}

.page-faq .faq-help-card__btn {
  border-bottom: 0;
  color: var(--paper);
}

/* ---------- 页尾提示 ---------- */
.page-faq .faq-outro {
  margin-top: 34px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}

.page-faq .faq-outro p {
  margin: 0;
  max-width: 40em;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-faq .faq-help__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-faq .faq-help-card {
    padding: 32px 30px;
  }
}

@media (min-width: 860px) {
  .page-faq .faq-head {
    grid-template-columns: minmax(0, 1fr) 268px;
    gap: 56px;
    align-items: end;
    padding-top: 38px;
    padding-bottom: 62px;
  }

  .page-faq .steps {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0 40px;
  }

  .page-faq .step {
    padding: 30px 0;
  }

  .page-faq .step:last-child {
    border-bottom: 1px solid var(--line);
  }

  .page-faq .step__num {
    font-size: 46px;
    margin-bottom: 18px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-guide {
    grid-template-columns: 208px minmax(0, 1fr);
    gap: 60px;
    align-items: start;
    padding-top: 40px;
    padding-bottom: 40px;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: calc(var(--header-h) + 26px);
  }

  .page-faq .faq-toc__list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-toc__list li + li {
    margin-top: 2px;
  }

  .page-faq .faq-toc__link {
    border: 0;
    border-left: 2px solid var(--line);
    border-radius: 0;
    padding: 9px 0 9px 15px;
    font-size: 14px;
    white-space: normal;
    background: none;
  }

  .page-faq .faq-toc__link:hover {
    background: none;
    border-left-color: var(--red);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-q > summary::before,
  .page-faq .faq-q > summary,
  .page-faq a {
    transition: none;
  }
}
<<<END>>>