.page-faq {
  --faq-card: rgba(14, 24, 52, .84);
  --faq-card-2: rgba(15, 43, 58, .58);
  --faq-dash: rgba(140, 153, 184, .38);
  overflow-x: clip;
}

.page-faq [id] {
  scroll-margin-top: calc(var(--bar-h) + 18px);
}

.page-faq .faq-crumb {
  padding-top: 16px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding-top: 26px;
  padding-bottom: 42px;
  background-image:
    radial-gradient(115% 85% at 88% 0%, rgba(46, 36, 86, .8) 0%, rgba(6, 10, 24, 0) 62%),
    linear-gradient(180deg, rgba(15, 43, 58, .62) 0%, rgba(6, 10, 24, 0) 74%),
    repeating-linear-gradient(90deg, rgba(140, 153, 184, .07) 0 1px, transparent 1px 52px);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-faq .faq-hero__title {
  margin: 14px 0 0;
  font-size: clamp(1.7rem, 6.4vw, 3.1rem);
  line-height: 1.14;
  font-weight: 900;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-faq .faq-hero__text {
  margin: 16px 0 0;
  max-width: 36em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text);
}

.page-faq .faq-hero__cta {
  margin-top: 22px;
}

.page-faq .faq-hero__aside {
  padding: 20px 20px 16px;
  border-top: 2px solid var(--lime);
}

.page-faq .faq-status {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-faq .faq-status li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--faq-dash);
}

.page-faq .faq-status li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

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

.page-faq .faq-status__v {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: .02em;
  color: var(--text);
  text-align: right;
}

/* ---------- 跳转索引 ---------- */
.page-faq .faq-jump {
  padding-top: 20px;
  padding-bottom: 4px;
}

.page-faq .faq-jump__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-jump__link {
  display: inline-block;
  padding: 8px 15px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--text);
  text-decoration: none;
  background: rgba(14, 24, 52, .68);
  border: 1px solid var(--line);
  clip-path: var(--cut-shape-sm);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-faq .faq-jump__link:hover,
.page-faq .faq-jump__link:focus-visible {
  color: var(--lime);
  border-color: var(--lime);
}

/* ---------- 章节标题 ---------- */
.page-faq .section-head__note {
  max-width: 40em;
}

/* ---------- 三步上手 ---------- */
.page-faq .faq-start {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-faq .steps {
  position: relative;
  display: grid;
  gap: 16px;
  padding-left: 34px;
}

.page-faq .steps::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 24px;
  bottom: 24px;
  border-left: 1px dashed var(--faq-dash);
}

.page-faq .step {
  position: relative;
  padding: 18px 18px 16px 20px;
  background: var(--faq-card);
  border: 1px solid var(--line);
  clip-path: var(--cut-shape);
}

.page-faq .step::before {
  content: "";
  position: absolute;
  left: -29px;
  top: 24px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 3px rgba(198, 242, 78, .16);
}

.page-faq .step:last-child::before {
  background: var(--pulse);
  box-shadow: 0 0 0 3px rgba(255, 90, 43, .18);
}

.page-faq .step__head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
}

.page-faq .step__num {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--ice);
}

.page-faq .step__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  display: inline-block;
}

.page-faq .step__dot--done {
  background: var(--lime);
}

.page-faq .step__dot--pulse {
  background: var(--pulse);
}

.page-faq .step__title {
  margin: 8px 0 0;
  font-size: 19px;
  line-height: 1.4;
  color: var(--text);
}

.page-faq .step__text {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text);
}

.page-faq .step__more {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px dashed var(--faq-dash);
}

.page-faq .step__more summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--ice);
}

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

.page-faq .step__more summary::before {
  content: "+ ";
}

.page-faq .step__more[open] summary::before {
  content: "– ";
}

.page-faq .step__more p {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 图片容器 ---------- */
.page-faq .faq-figure {
  margin: 0;
}

.page-faq .faq-figure .media__frame {
  position: relative;
  overflow: hidden;
  background: var(--faq-card-2);
  border: 1px solid var(--line);
  clip-path: var(--cut-shape);
}

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

.page-faq .faq-figure .media__caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--muted);
}

/* ---------- 功能入口 ---------- */
.page-faq .faq-map-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-faq .faq-map {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-faq .faq-map__item {
  padding: 16px 18px;
  background: var(--faq-card-2);
  border: 1px solid var(--line);
  clip-path: var(--cut-shape-sm);
}

.page-faq .faq-map__code {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--pulse);
}

.page-faq .faq-map__title {
  margin: 8px 0 0;
  font-size: 18px;
  color: var(--text);
}

.page-faq .faq-map__text {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 问答条目 ---------- */
.page-faq .qa-group {
  display: grid;
  gap: 0;
}

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

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

.page-faq .qa[open] {
  background: rgba(15, 43, 58, .38);
  box-shadow: inset 2px 0 0 var(--ice);
}

.page-faq .qa summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 38px 16px 16px;
  position: relative;
  cursor: pointer;
  list-style: none;
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--text);
}

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

.page-faq .qa summary::after {
  content: "+";
  position: absolute;
  right: 14px;
  top: 14px;
  font-family: var(--font-mono);
  font-size: 17px;
  color: var(--lime);
}

.page-faq .qa[open] summary::after {
  content: "–";
}

.page-faq .qa__idx {
  flex: none;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-faq .qa__a {
  padding: 0 38px 18px 46px;
}

.page-faq .qa__a p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--muted);
}

/* ---------- 账号同步 ---------- */
.page-faq .faq-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-faq .faq-side {
  padding: 20px;
  border-left: 2px solid var(--ice);
}

.page-faq .faq-side__list {
  margin: 14px 0 0;
  padding-left: 20px;
  display: grid;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  color: var(--text);
}

.page-faq .faq-side__foot {
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--faq-dash);
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 联系方式 ---------- */
.page-faq .faq-contact {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-faq .faq-contact__item {
  padding: 20px;
}

.page-faq .faq-contact__k {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted);
}

.page-faq .faq-contact__v {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(1.15rem, 4.4vw, 1.5rem);
  letter-spacing: .02em;
  color: var(--lime);
  word-break: break-all;
}

.page-faq .faq-contact__note {
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 反馈清单 ---------- */
.page-faq .faq-feedback {
  margin-top: 26px;
  padding: 22px 20px;
  background: var(--faq-card);
  border: 1px solid var(--line);
  clip-path: var(--cut-shape);
}

.page-faq .faq-feedback__title {
  margin: 0;
  font-size: 18px;
  color: var(--text);
}

.page-faq .faq-feedback__list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-faq .faq-feedback__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
}

.page-faq .faq-feedback__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 2px;
  background: var(--pulse);
}

.page-faq .faq-feedback__note {
  margin: 16px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-faq .faq-cta {
  margin-top: 24px;
}

/* ---------- 平板 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-hero {
    padding-top: 34px;
    padding-bottom: 52px;
  }

  .page-faq .faq-map {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

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

  .page-faq .faq-feedback {
    padding: 26px 24px;
  }

  .page-faq .qa summary {
    padding-left: 20px;
    font-size: 16px;
  }

  .page-faq .qa__a {
    padding-left: 50px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1024px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, .82fr);
    gap: 48px;
    align-items: start;
  }

  .page-faq .faq-hero__aside {
    margin-top: 42px;
    padding: 24px 24px 20px;
  }

  .page-faq .faq-start {
    grid-template-columns: minmax(0, 1fr) minmax(0, .72fr);
    gap: 40px;
    align-items: start;
  }

  .page-faq .faq-figure--map {
    margin-top: 6px;
  }

  .page-faq .faq-map-wrap {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    gap: 32px;
    align-items: start;
  }

  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1.65fr) minmax(0, .85fr);
    gap: 36px;
    align-items: start;
  }

  .page-faq .faq-side {
    padding: 24px;
  }
}

@media (min-width: 1280px) {
  .page-faq .step {
    padding: 22px 24px 20px 26px;
  }

  .page-faq .step__title {
    font-size: 20px;
  }

  .page-faq .qa__a p {
    max-width: 46em;
  }
}
<<<END>>>