.page-faq {
  --faq-hair: rgba(36, 30, 27, .14);
  --faq-hair-soft: rgba(36, 30, 27, .09);
  --faq-ink-text: rgba(36, 30, 27, .82);
  --faq-ink-faint: rgba(36, 30, 27, .58);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 36px 0 44px;
  background: linear-gradient(102deg, var(--ink-deep) 0%, var(--ink) 48%, #1A2F54 100%);
}

.page-faq .faq-hero__inner {
  position: relative;
}

.page-faq .faq-hero .breadcrumbs {
  font-size: 12px;
  letter-spacing: .06em;
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 30px;
  margin-top: 26px;
}

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

.page-faq .faq-hero .kicker {
  color: var(--signal);
  margin-bottom: 10px;
}

.page-faq .faq-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 29px;
  line-height: 1.18;
  letter-spacing: -.02em;
  color: var(--cream);
  margin: 0 0 16px;
  max-width: 20ch;
}

.page-faq .faq-hero .lede {
  color: var(--silver-85);
  font-size: 15px;
  line-height: 1.85;
  max-width: 60ch;
  margin: 0 0 14px;
}

.page-faq .faq-hero__sub {
  margin: 0;
  padding-left: 14px;
  border-left: 2px solid var(--signal);
  color: var(--silver-70);
  font-size: 14px;
  line-height: 1.8;
  max-width: 58ch;
}

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

.page-faq .faq-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-strong);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-s);
  overflow: hidden;
}

.page-faq .faq-fact {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 14px 12px;
  background: var(--ink-layer);
}

.page-faq .faq-fact__num {
  color: var(--signal);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: .01em;
}

.page-faq .faq-fact__label {
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--silver-70);
  line-height: 1.5;
}

/* ---------- 正文双栏 ---------- */
.page-faq .faq-body {
  padding: 0;
}

.page-faq .faq-layout {
  display: grid;
  gap: 30px;
  padding: 38px 0 52px;
}

.page-faq .faq-side {
  display: flex;
  flex-direction: column;
  gap: 20px;
  min-width: 0;
}

.page-faq .faq-search {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.page-faq .faq-search__label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--faq-ink-faint);
}

.page-faq .faq-search__input {
  width: 100%;
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 10px 12px;
  color: var(--umber);
  background: #FBF7EE;
  border: 1px solid rgba(36, 30, 27, .24);
  border-radius: var(--radius-s);
  transition: border-color .18s var(--ease);
}

.page-faq .faq-search__input::placeholder {
  color: rgba(36, 30, 27, .38);
}

.page-faq .faq-search__input:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 1px;
  border-color: var(--signal);
}

.page-faq .faq-search__hint {
  margin: 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--faq-ink-faint);
}

.page-faq .faq-cats {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--faq-hair);
}

.page-faq .faq-cat {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 10px 12px 14px;
  border-left: 2px solid transparent;
  border-bottom: 1px solid var(--faq-hair-soft);
  color: var(--umber);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: border-color .18s var(--ease), background-color .18s var(--ease),
    color .18s var(--ease);
}

.page-faq .faq-cat:hover,
.page-faq .faq-cat:focus-visible {
  border-left-color: var(--signal);
  background: rgba(16, 30, 56, .05);
  color: var(--ink);
}

.page-faq .faq-cat:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 1px;
}

.page-faq .faq-cat__n {
  font-size: 12px;
  color: var(--ember);
  letter-spacing: .06em;
  flex: 0 0 auto;
}

.page-faq .faq-side__note {
  padding: 14px;
  background: rgba(16, 30, 56, .055);
  border-radius: var(--radius-s);
}

.page-faq .faq-side__note p {
  margin: 0 0 8px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--faq-ink-text);
}

.page-faq .faq-side__link {
  font-size: 13px;
  font-weight: 700;
  color: var(--ember);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.page-faq .faq-side__link:hover,
.page-faq .faq-side__link:focus-visible {
  color: var(--ink);
}

/* ---------- 问答主列 ---------- */
.page-faq .faq-main {
  display: flex;
  flex-direction: column;
  gap: 34px;
  min-width: 0;
}

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

.page-faq .faq-strip img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: var(--radius-s);
}

.page-faq .faq-group {
  scroll-margin-top: 104px;
}

.page-faq .faq-group__head {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--faq-hair);
}

.page-faq .faq-group__title {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: .01em;
  color: var(--umber);
}

.page-faq .faq-group__idx {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--ember);
}

.page-faq .faq-group__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--faq-ink-faint);
}

/* ---------- details 问答 ---------- */
.page-faq .qa {
  border-bottom: 1px solid var(--faq-hair-soft);
}

.page-faq .qa__q {
  position: relative;
  list-style: none;
  cursor: pointer;
  padding: 16px 30px 16px 0;
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.65;
  color: var(--umber);
  transition: color .18s var(--ease);
}

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

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

.page-faq .qa__q:hover,
.page-faq .qa__q:focus-visible {
  color: var(--ember);
}

.page-faq .qa__q:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}

.page-faq .qa__mark {
  position: absolute;
  right: 6px;
  top: 23px;
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--ember);
  border-bottom: 2px solid var(--ember);
  transform: rotate(45deg);
  transform-origin: 60% 60%;
  transition: transform .2s var(--ease);
}

.page-faq .qa[open] > .qa__q > .qa__mark {
  transform: rotate(-135deg);
}

.page-faq .qa__a {
  max-width: 66ch;
  padding: 0 24px 20px 16px;
  border-left: 2px solid var(--signal);
  margin-bottom: 4px;
}

.page-faq .qa__a p {
  margin: 0 0 10px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--faq-ink-text);
}

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

.page-faq .qa__steps {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.page-faq .qa__steps li {
  display: flex;
  gap: 10px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--faq-ink-text);
}

.page-faq .qa__steps li::before {
  content: "→";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  color: var(--signal);
}

/* ---------- 自助核对 ---------- */
.page-faq .faq-verify {
  padding: 44px 0 52px;
  background: linear-gradient(158deg, var(--slate) 0%, var(--slate-end) 100%);
}

.page-faq .faq-sec-head {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-faq .faq-verify .kicker {
  color: var(--signal);
  margin: 0;
}

.page-faq .faq-verify .section-title {
  color: var(--cream);
  font-size: 24px;
  line-height: 1.3;
  margin: 0;
}

.page-faq .faq-verify .lede {
  margin: 0;
  max-width: 62ch;
  color: var(--silver-85);
  font-size: 15px;
  line-height: 1.8;
}

.page-faq .verify-grid {
  margin-top: 30px;
}

.page-faq .verify-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.page-faq .verify-step {
  position: relative;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 16px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.page-faq .verify-step:first-child {
  border-top: 0;
  padding-top: 4px;
}

.page-faq .verify-step::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 54px;
  bottom: 0;
  border-left: 1px dashed rgba(255, 122, 47, .42);
}

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

.page-faq .verify-step__n {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--signal);
  border-radius: 50%;
  color: var(--signal);
  font-size: 12px;
  letter-spacing: .04em;
}

.page-faq .verify-step__body h3 {
  margin: 2px 0 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--cream);
  letter-spacing: .01em;
}

.page-faq .verify-step__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.82;
  color: var(--silver-85);
  max-width: 56ch;
}

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

.page-faq .verify-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: var(--radius-s);
}

.page-faq .verify-trouble {
  margin-top: 34px;
  padding-top: 24px;
  border-top: 1px solid var(--line-strong);
}

.page-faq .verify-trouble__title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--cream);
  letter-spacing: .01em;
}

.page-faq .trouble-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.page-faq .trouble-item {
  padding: 14px 0 14px 16px;
  border-left: 3px solid var(--ember);
  border-bottom: 1px solid var(--line);
}

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

.page-faq .trouble-item strong {
  display: block;
  margin-bottom: 6px;
  font-size: 15px;
  color: var(--cream);
}

.page-faq .trouble-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--silver-85);
  max-width: 66ch;
}

/* ---------- 人工支持 ---------- */
.page-faq .faq-help {
  padding: 44px 0 52px;
}

.page-faq .help-grid {
  row-gap: 34px;
}

.page-faq .faq-help .kicker {
  color: var(--signal);
  margin: 0 0 10px;
}

.page-faq .faq-help .section-title {
  color: var(--cream);
  font-size: 23px;
  line-height: 1.32;
  margin: 0 0 14px;
}

.page-faq .help-lead {
  margin: 0 0 22px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--silver-85);
}

.page-faq .help-topics {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}

.page-faq .help-topic {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .help-topic__n {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  margin-top: 2px;
  border: 1px solid var(--signal);
  border-radius: var(--radius-s);
  font-size: 12px;
  color: var(--signal);
}

.page-faq .help-topic h3 {
  margin: 0 0 5px;
  font-size: 15px;
  font-weight: 700;
  color: var(--cream);
}

.page-faq .help-topic p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--silver-70);
  max-width: 56ch;
}

.page-faq .help-card {
  padding: 22px 20px;
  background: var(--ink-layer);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-m);
}

.page-faq .help-card__label {
  margin: 0 0 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--silver-70);
}

.page-faq .help-card__time {
  margin: 0 0 14px;
  font-size: 21px;
  font-weight: 600;
  color: var(--signal);
  letter-spacing: .01em;
}

.page-faq .help-card__text {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.82;
  color: var(--silver-85);
}

.page-faq .help-card__fine {
  margin: 12px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--silver-70);
}

.page-faq .help-route {
  list-style: none;
  margin: 38px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--line-strong);
}

.page-faq .help-route__item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 14px 4px;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.7;
  color: var(--silver-85);
}

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

.page-faq .help-route__n {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--signal);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-hero {
    padding: 48px 0 56px;
  }

  .page-faq .faq-hero h1 {
    font-size: 38px;
    max-width: 22ch;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, .6fr);
    align-items: end;
    gap: 44px;
  }

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

  .page-faq .faq-layout {
    padding: 52px 0 68px;
  }

  .page-faq .faq-verify,
  .page-faq .faq-help {
    padding: 62px 0 74px;
  }

  .page-faq .faq-verify .section-title {
    font-size: 28px;
  }

  .page-faq .faq-help .section-title {
    font-size: 27px;
  }

  .page-faq .trouble-list {
    flex-direction: row;
    gap: 0;
  }

  .page-faq .trouble-item {
    flex: 1 1 0;
    min-width: 0;
    border-bottom: 0;
    border-left: 3px solid var(--ember);
    padding: 4px 22px 4px 16px;
  }

  .page-faq .verify-step::before {
    top: 56px;
  }

  .page-faq .help-route {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .help-route__item {
    border-bottom: 0;
    border-right: 1px dashed rgba(255, 122, 47, .42);
    padding: 18px 20px;
  }

  .page-faq .help-route__item:last-child {
    border-right: 0;
  }
}

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

  .page-faq .faq-hero h1 {
    font-size: 44px;
  }

  .page-faq .faq-layout {
    grid-template-columns: 226px minmax(0, 1fr);
    gap: 52px;
    padding: 60px 0 80px;
  }

  .page-faq .faq-side {
    position: sticky;
    top: 108px;
    align-self: start;
  }

  .page-faq .qa__q {
    font-size: 16px;
    padding: 18px 34px 18px 0;
  }

  .page-faq .qa__mark {
    top: 26px;
  }

  .page-faq .qa__a {
    padding: 0 40px 24px 18px;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-hero h1 {
    font-size: 48px;
  }

  .page-faq .faq-layout {
    grid-template-columns: 248px minmax(0, 1fr);
    gap: 64px;
  }
}
<<<END>>>