.page-faq {
  --faq-track: rgba(169, 247, 230, .16);
  --faq-card: rgba(11, 43, 36, .55);
  background:
    radial-gradient(900px 460px at 88% -8%, rgba(53, 242, 208, .12), transparent 62%),
    linear-gradient(180deg, #07110E 0%, #041612 82%);
  color: var(--text);
  overflow-x: clip;
}

.page-faq h1,
.page-faq h2,
.page-faq h3 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -.03em;
  line-height: 1.05;
  margin: 0;
}

.page-faq .breadcrumbs {
  margin-bottom: 28px;
  font-size: 12px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: 28px 0 0;
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 32px;
}

.page-faq .faq-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 18px;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--yellow);
}

.page-faq .faq-kicker::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--yellow);
  box-shadow: 0 0 12px rgba(245, 213, 71, .65);
}

.page-faq .faq-hero h1 {
  font-size: clamp(34px, 7.2vw, 70px);
  max-width: 12em;
}

.page-faq .faq-hero__intro {
  margin: 20px 0 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-muted);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-faq .faq-hero__side {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-faq .faq-stat {
  display: grid;
  gap: 6px;
  padding: 16px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(150deg, rgba(14, 143, 125, .16), rgba(4, 22, 18, .82) 62%);
}

.page-faq .faq-stat__label {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gray);
}

.page-faq .faq-stat__value {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  color: var(--mist);
  letter-spacing: -.01em;
}

/* ---------- 问题选择 ---------- */
.page-faq .faq-picker {
  padding: 56px 0 0;
}

.page-faq .faq-picker__head {
  margin-bottom: 22px;
}

.page-faq .faq-picker__head h2 {
  font-size: clamp(24px, 3.4vw, 36px);
}

.page-faq .faq-picker__head p {
  margin: 10px 0 0;
  font-size: 15px;
  color: var(--text-muted);
}

.page-faq .pick-rail {
  display: grid;
  gap: 12px;
}

.page-faq .pick-item {
  position: relative;
  display: grid;
  gap: 8px;
  padding: 22px 20px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(11, 43, 36, .95), rgba(4, 22, 18, .78));
  color: inherit;
  text-decoration: none;
  overflow: hidden;
  transition: transform .26s var(--ease), border-color .26s var(--ease), background .26s var(--ease);
}

.page-faq .pick-item::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--pick-color, var(--cyan));
}

.page-faq .pick-item--cyan { --pick-color: var(--cyan); }
.page-faq .pick-item--orange { --pick-color: var(--orange); }
.page-faq .pick-item--yellow { --pick-color: var(--yellow); }

.page-faq .pick-item:hover,
.page-faq .pick-item:focus-visible {
  transform: translateY(-4px);
  border-color: var(--line-strong);
}

.page-faq .pick-item__no {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--pick-color, var(--cyan));
}

.page-faq .pick-item__title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -.01em;
  line-height: 1.25;
}

.page-faq .pick-item__desc {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-muted);
}

.page-faq .pick-item__go {
  margin-top: 6px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--pick-color, var(--cyan));
}

/* ---------- 流程配图 ---------- */
.page-faq .faq-figure {
  margin: 32px 0 0;
}

.page-faq .faq-figure img,
.page-faq .legacy-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-xl);
  border: 1px solid var(--line);
  object-fit: cover;
}

.page-faq .faq-figure figcaption,
.page-faq .legacy-figure figcaption {
  margin-top: 12px;
  font-family: var(--font-data);
  font-size: 12px;
  line-height: 1.6;
  color: var(--gray);
}

/* ---------- 主体 ---------- */
.page-faq .faq-body {
  display: grid;
  gap: 40px;
  padding: 56px 0 64px;
}

.page-faq .flow-block + .flow-block {
  margin-top: 52px;
  padding-top: 40px;
  border-top: 1px dashed var(--line);
}

.page-faq .flow-head {
  display: grid;
  gap: 10px;
  margin-bottom: 22px;
}

.page-faq .flow-head__tag {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .flow-head h2 {
  font-size: clamp(24px, 3.6vw, 38px);
}

.page-faq .flow-head p {
  margin: 0;
  max-width: 46em;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-muted);
}

.page-faq .step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .step {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 14px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--faq-card);
}

.page-faq .step__no {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: var(--pill);
  background: var(--cyan);
  color: var(--ink-950);
  font-family: var(--font-data);
  font-size: 14px;
  font-weight: 600;
}

.page-faq .step h3 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: 0;
  line-height: 1.4;
  margin-bottom: 6px;
}

.page-faq .step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-muted);
}

/* ---------- 旧版切换 ---------- */
.page-faq .legacy-grid {
  display: grid;
  gap: 24px;
}

.page-faq .legacy-copy__lead {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper);
}

.page-faq .check-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .check-list li {
  position: relative;
  padding-left: 24px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-muted);
}

.page-faq .check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 10px;
  height: 10px;
  border-radius: 3px;
  background: var(--yellow);
}

.page-faq .legacy-figure {
  margin: 0;
}

/* ---------- 移动端三步 ---------- */
.page-faq .device-steps {
  display: grid;
  gap: 12px;
}

.page-faq .device-step {
  display: grid;
  gap: 8px;
  padding: 20px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background: linear-gradient(155deg, rgba(14, 143, 125, .22), rgba(4, 22, 18, .9) 68%);
}

.page-faq .device-step__no {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--cyan);
}

.page-faq .device-step h3 {
  font-size: 18px;
  letter-spacing: -.01em;
  line-height: 1.35;
}

.page-faq .device-step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-muted);
}

.page-faq .device-steps__link {
  margin: 20px 0 0;
}

/* ---------- 折叠检查 ---------- */
.page-faq .check-acc {
  display: grid;
  gap: 10px;
}

.page-faq .check-acc details {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--faq-card);
  padding: 0 16px;
}

.page-faq .check-acc summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 0;
  min-height: 44px;
  font-size: 16px;
  font-weight: 600;
  color: var(--paper);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .check-acc summary::after {
  content: "+";
  font-family: var(--font-data);
  font-size: 18px;
  color: var(--cyan);
  line-height: 1;
}

.page-faq .check-acc details[open] summary::after {
  content: "−";
}

.page-faq .check-acc details > p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-muted);
}

/* ---------- 侧栏 ---------- */
.page-faq .faq-side__inner {
  display: grid;
  gap: 14px;
}

.page-faq .side-card {
  display: grid;
  gap: 14px;
  padding: 22px;
  border: 1px solid rgba(255, 106, 42, .38);
  border-radius: var(--radius-lg);
  background: linear-gradient(165deg, rgba(255, 106, 42, .16), rgba(4, 22, 18, .95) 58%);
  box-shadow: var(--shadow);
}

.page-faq .side-card h2 {
  font-size: 22px;
}

.page-faq .side-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-muted);
}

.page-faq .side-card__row {
  display: grid;
  gap: 4px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.page-faq .side-card__label {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gray);
}

.page-faq .side-card__value {
  font-family: var(--font-data);
  font-size: 14px;
  color: var(--paper);
  word-break: break-all;
}

.page-faq .side-card .btn {
  justify-self: start;
}

.page-faq .side-links {
  display: grid;
  gap: 8px;
}

.page-faq .side-link {
  display: block;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  font-size: 13px;
  color: var(--mist);
  text-decoration: none;
  transition: border-color .24s var(--ease), color .24s var(--ease);
}

.page-faq .side-link:hover,
.page-faq .side-link:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
}

/* ---------- 联系 ---------- */
.page-faq .faq-support {
  padding: 60px 0 68px;
  background: var(--ink-950);
  border-top: 1px solid var(--line);
}

.page-faq .support-grid {
  display: grid;
  gap: 28px;
}

.page-faq .support-copy h2 {
  font-size: clamp(26px, 3.8vw, 40px);
  max-width: 14em;
}

.page-faq .support-copy__lead {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-muted);
}

.page-faq .prep-list {
  margin: 16px 0 0;
  padding-left: 20px;
  display: grid;
  gap: 8px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-muted);
}

.page-faq .prep-list li::marker {
  color: var(--cyan);
  font-family: var(--font-data);
}

.page-faq .support-copy__note {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px dashed var(--line);
  font-family: var(--font-data);
  font-size: 12px;
  line-height: 1.8;
  color: var(--gray);
}

.page-faq .support-channels {
  margin: 0;
  display: grid;
  gap: 10px;
}

.page-faq .support-channel {
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(11, 43, 36, .68);
}

.page-faq .support-channel dt {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gray);
}

.page-faq .support-channel dd {
  margin: 5px 0 0;
  font-family: var(--font-data);
  font-size: 15px;
  line-height: 1.5;
  color: var(--paper);
  word-break: break-all;
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .pick-rail {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-faq .pick-item__title {
    font-size: 19px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding: 36px 0 0;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 44px;
    align-items: end;
  }

  .page-faq .faq-hero__side {
    padding-bottom: 8px;
  }

  .page-faq .faq-stat:nth-child(2) {
    margin-left: 22px;
  }

  .page-faq .legacy-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 32px;
    align-items: start;
  }

  .page-faq .support-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 48px;
    align-items: start;
  }

  .page-faq .faq-picker {
    padding-top: 68px;
  }
}

@media (min-width: 1040px) {
  .page-faq .faq-body {
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 48px;
    align-items: start;
    padding: 64px 0 76px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-faq .pick-item,
  .page-faq .side-link {
    transition: none;
  }
}
<<<END>>>