.page-faq {
  --faq-index-w: 208px;
  --faq-media-w: 250px;
  position: relative;
  overflow-x: clip;
  background: var(--c-dusk);
  color: var(--c-ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

.page-faq *,
.page-faq *::before,
.page-faq *::after {
  box-sizing: border-box;
}

.page-faq .faq-wrap {
  width: 100%;
  max-width: var(--shell-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  padding-block: clamp(36px, 7vw, 84px) clamp(28px, 5vw, 52px);
  border-bottom: var(--hairline);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -10%;
  width: min(620px, 88%);
  aspect-ratio: 1 / 1;
  background: radial-gradient(circle, rgba(240, 128, 60, 0.16), transparent 62%);
  pointer-events: none;
}

.page-faq .faq-hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(180deg, rgba(34, 54, 79, 0.55) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(90deg, rgba(34, 54, 79, 0.28) 0 1px, transparent 1px 128px);
  opacity: 0.5;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 88%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 88%);
}

.page-faq .faq-crumb {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(20px, 4vw, 34px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-mist);
}

.page-faq .faq-crumb a {
  color: var(--c-mist);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-crumb a:hover,
.page-faq .faq-crumb a:focus-visible {
  color: var(--c-signal);
}

.page-faq .faq-crumb__sep {
  color: var(--c-line);
}

.page-faq .faq-crumb__current {
  color: var(--c-silver);
}

.page-faq .faq-hero__eyebrow {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.22em;
  color: var(--c-signal);
}

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

.page-faq .faq-hero__title {
  position: relative;
  margin: 0 0 20px;
  max-width: 20ch;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(30px, 6.2vw, 66px);
  line-height: 1.14;
  letter-spacing: 0.035em;
}

.page-faq .faq-hero__title em {
  font-style: normal;
  color: var(--c-signal);
}

.page-faq .faq-hero__lead {
  position: relative;
  max-width: 62ch;
  margin: 0 0 26px;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--c-silver);
}

.page-faq .faq-chips {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-chip {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 14px;
  border: var(--hairline);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--c-mist);
  background: rgba(22, 39, 61, 0.55);
}

.page-faq .faq-chip .num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-signal);
}

/* ---------- 两栏骨架 ---------- */

.page-faq .faq-layout {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
  padding-block: clamp(30px, 5.5vw, 64px);
}

.page-faq .faq-index {
  border-top: var(--hairline);
  border-bottom: var(--hairline);
  padding-block: 14px;
}

.page-faq .faq-index__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--c-mist);
}

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

.page-faq .faq-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  flex: 0 0 auto;
  padding: 9px 10px;
  border-bottom: 2px solid transparent;
  font-size: 14px;
  white-space: nowrap;
  text-decoration: none;
  color: var(--c-mist);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: var(--c-ink);
  border-bottom-color: var(--c-signal);
  background: rgba(22, 39, 61, 0.85);
}

.page-faq .faq-index__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--c-signal);
}

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

/* ---------- 问题块 ---------- */

.page-faq .faq-block {
  scroll-margin-top: 96px;
  padding-block: clamp(26px, 4.5vw, 46px);
  border-top: var(--hairline);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-block:first-child {
  border-top: none;
  padding-top: 0;
}

.page-faq .faq-block:target {
  background: rgba(240, 128, 60, 0.055);
  border-top-color: rgba(240, 128, 60, 0.5);
}

.page-faq .faq-block__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.page-faq .faq-block__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: clamp(19px, 2.8vw, 28px);
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--c-signal);
}

.page-faq .faq-block__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(20px, 2.8vw, 30px);
  line-height: 1.3;
  letter-spacing: 0.04em;
}

.page-faq .faq-block__text {
  max-width: 66ch;
  margin: 0 0 22px;
  font-size: 15.5px;
  color: var(--c-silver);
}

.page-faq .faq-block__text--after {
  margin-top: 22px;
  margin-bottom: 0;
}

.page-faq .faq-subhead {
  margin: 30px 0 14px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 17px;
  letter-spacing: 0.08em;
  color: var(--c-signal-soft);
}

/* ---------- 排查步骤 ---------- */

.page-faq .faq-media-row {
  display: grid;
  gap: clamp(22px, 4vw, 36px);
}

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

.page-faq .faq-step {
  position: relative;
  counter-increment: faqstep;
  padding: 0 0 22px 46px;
}

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

.page-faq .faq-step::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--c-line);
  background: var(--c-stand);
  color: var(--c-signal);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
}

.page-faq .faq-step::after {
  content: "";
  position: absolute;
  left: 14px;
  top: 34px;
  bottom: 6px;
  width: 1px;
  background: linear-gradient(180deg, var(--c-line), rgba(34, 54, 79, 0));
}

.page-faq .faq-step:last-child::after {
  display: none;
}

.page-faq .faq-step__title {
  margin: 0 0 5px;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.5;
  color: var(--c-ink);
}

.page-faq .faq-step__text {
  max-width: 62ch;
  margin: 0;
  font-size: 15px;
  color: var(--c-mist);
}

.page-faq .faq-step__mark {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-grass-soft);
}

.page-faq .faq-steps--compact .faq-step {
  padding-bottom: 16px;
}

/* ---------- 图片 ---------- */

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

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

.page-faq .media-frame__cap {
  display: block;
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--c-mist);
}

/* ---------- 结论标注 ---------- */

.page-faq .faq-callout {
  margin: 24px 0 0;
  padding: 12px 16px;
  border-left: 3px solid var(--c-grass);
  background: rgba(46, 158, 126, 0.08);
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-ink);
}

/* ---------- 登录原因 ---------- */

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

.page-faq .faq-cause {
  padding: 14px 16px;
  border: var(--hairline);
  border-left: 2px solid var(--c-signal);
  background: rgba(22, 39, 61, 0.6);
}

.page-faq .faq-cause__title {
  margin: 0 0 4px;
  font-size: 15.5px;
  font-weight: 500;
  color: var(--c-ink);
}

.page-faq .faq-cause__text {
  margin: 0;
  font-size: 14.5px;
  color: var(--c-mist);
}

/* ---------- 收藏数据条 ---------- */

.page-faq .faq-facts {
  display: flex;
  flex-wrap: wrap;
  border-top: var(--hairline);
  border-bottom: var(--hairline);
}

.page-faq .faq-fact {
  flex: 1 1 160px;
  padding: 14px 18px;
  border-left: var(--hairline);
}

.page-faq .faq-fact:first-child {
  border-left: none;
}

.page-faq .faq-fact__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 26px;
  line-height: 1.15;
  color: var(--c-signal);
}

.page-faq .faq-fact__label {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-mist);
}

/* ---------- 数据更新对照条 ---------- */

.page-faq .faq-meter {
  border-top: var(--hairline);
}

.page-faq .faq-meter__row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2px 18px;
  padding: 15px 0;
  border-bottom: var(--hairline);
}

.page-faq .faq-meter__label {
  font-size: 14.5px;
  letter-spacing: 0.03em;
  color: var(--c-silver);
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-meter__value {
  font-family: var(--font-mono);
  font-size: 14px;
  text-align: right;
  color: var(--c-grass-soft);
}

.page-faq .faq-meter__hint {
  grid-column: 1 / -1;
  margin: 2px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--c-mist);
  transition: color var(--dur) var(--ease);
}

/* ---------- 规则说明 ---------- */

.page-faq .faq-rulebox {
  padding: 18px 20px;
  border: var(--hairline);
  background: rgba(22, 39, 61, 0.55);
}

.page-faq .faq-rulebox__path {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-signal-soft);
}

.page-faq .faq-rulebox__path .num {
  font-family: var(--font-mono);
  color: var(--c-signal);
}

.page-faq .faq-rulebox__list {
  display: grid;
  gap: 9px 22px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-rulebox__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14.5px;
  color: var(--c-silver);
}

.page-faq .faq-rulebox__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 7px;
  height: 1px;
  background: var(--c-grass);
}

/* ---------- 联系客服 ---------- */

.page-faq .faq-channels {
  display: grid;
  gap: 14px;
  margin-bottom: 26px;
}

.page-faq .faq-channel {
  padding: 16px 18px;
  border: var(--hairline);
  border-bottom: 2px solid var(--c-line);
  background: rgba(22, 39, 61, 0.45);
}

.page-faq .faq-channel__label {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--c-mist);
}

.page-faq .faq-channel__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2vw, 18px);
  letter-spacing: 0.02em;
  color: var(--c-signal-soft);
  word-break: break-word;
}

.page-faq .faq-channel__value--text {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-silver);
}

.page-faq .faq-channel__note {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--c-mist);
}

.page-faq .faq-contact-lower {
  display: grid;
  gap: clamp(20px, 4vw, 34px);
}

.page-faq .faq-prep {
  padding-left: 16px;
  border-left: 2px solid var(--c-grass);
}

.page-faq .faq-prep__title {
  margin: 0 0 10px;
  font-size: 15.5px;
  font-weight: 500;
  color: var(--c-ink);
}

.page-faq .faq-prep__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 7px;
}

.page-faq .faq-prep__list li {
  position: relative;
  padding-left: 15px;
  font-size: 14.5px;
  color: var(--c-mist);
}

.page-faq .faq-prep__list li::before {
  content: "＋";
  position: absolute;
  left: 0;
  color: var(--c-grass);
  font-size: 12px;
}

/* ---------- 相关入口 ---------- */

.page-faq .faq-more {
  border-top: var(--hairline);
  padding-block: clamp(34px, 6vw, 64px);
  background: rgba(22, 39, 61, 0.4);
}

.page-faq .faq-more__title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(19px, 2.6vw, 26px);
  letter-spacing: 0.05em;
}

.page-faq .faq-more__list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: var(--hairline);
}

.page-faq .faq-more__item {
  display: grid;
  gap: 4px;
  padding: 15px 0;
  border-bottom: var(--hairline);
}

.page-faq .faq-more__link {
  font-family: var(--font-display);
  font-size: 17px;
  letter-spacing: 0.06em;
  text-decoration: none;
  color: var(--c-ink);
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-more__link:hover,
.page-faq .faq-more__link:focus-visible {
  color: var(--c-signal);
}

.page-faq .faq-more__desc {
  font-size: 14px;
  color: var(--c-mist);
}

/* ---------- 阴山收束 ---------- */

.page-faq .faq-ridge {
  height: clamp(78px, 13vw, 150px);
  margin-top: clamp(30px, 6vw, 70px);
  border-top: var(--hairline);
  background:
    linear-gradient(180deg, rgba(46, 158, 126, 0.14), rgba(14, 27, 46, 0) 74%),
    var(--c-stand);
  -webkit-clip-path: var(--ridge-poly);
  clip-path: var(--ridge-poly);
  opacity: 0.62;
}

/* ---------- 断点 ---------- */

@media (min-width: 600px) {
  .page-faq .faq-rulebox__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-faq .faq-channel:last-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 720px) {
  .page-faq .faq-meter__row {
    grid-template-columns: 150px 168px minmax(0, 1fr);
    align-items: baseline;
  }

  .page-faq .faq-meter__label {
    font-size: 15px;
  }

  .page-faq .faq-meter__value {
    text-align: left;
    font-size: 15px;
  }

  .page-faq .faq-meter__hint {
    grid-column: 3 / -1;
    margin-top: 0;
  }
}

@media (min-width: 760px) {
  .page-faq .faq-media-row {
    grid-template-columns: minmax(0, 1fr) var(--faq-media-w);
    align-items: start;
  }

  .page-faq .faq-contact-lower {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-layout {
    grid-template-columns: var(--faq-index-w) minmax(0, 1fr);
    gap: clamp(32px, 5vw, 68px);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 92px;
    border-bottom: none;
    padding-bottom: 0;
  }

  .page-faq .faq-index__label {
    margin-bottom: 14px;
  }

  .page-faq .faq-index__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding: 0;
  }

  .page-faq .faq-index__link {
    width: 100%;
    padding: 10px 12px;
    border-bottom: none;
    border-left: 2px solid transparent;
  }

  .page-faq .faq-index__link:hover,
  .page-faq .faq-index__link:focus-visible {
    border-left-color: var(--c-signal);
    border-bottom-color: transparent;
  }

  .page-faq .faq-more__item {
    grid-template-columns: 200px minmax(0, 1fr);
    align-items: baseline;
    gap: 24px;
  }

  .page-faq .faq-more__desc {
    font-size: 14.5px;
  }
}

@media (hover: hover) and (min-width: 960px) {
  .page-faq .faq-meter__row:hover .faq-meter__hint {
    color: var(--c-silver);
  }

  .page-faq .faq-meter__row:hover .faq-meter__label {
    color: var(--c-ink);
  }
}

@media (max-width: 599px) {
  .page-faq .faq-fact {
    flex-basis: 100%;
    border-left: none;
    border-top: var(--hairline);
  }

  .page-faq .faq-fact:first-child {
    border-top: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index__link,
  .page-faq .faq-crumb a,
  .page-faq .faq-block,
  .page-faq .faq-meter__label,
  .page-faq .faq-meter__hint,
  .page-faq .faq-more__link {
    transition: none;
  }
}
<<<END>>>