.page-faq {
  --faq-hair: rgba(11, 26, 43, .14);
  --faq-hair-strong: rgba(11, 26, 43, .26);
  --faq-hair-ink: rgba(247, 243, 234, .2);
  --faq-soft: #F2EBDD;
  --faq-shadow: 0 1px 0 rgba(11, 26, 43, .05), 0 16px 32px -24px rgba(11, 26, 43, .55);
}

/* ---------- 页头 ---------- */

.page-faq .faq-head {
  padding-top: clamp(22px, 4vw, 42px);
  padding-bottom: clamp(20px, 3.4vw, 34px);
}

.page-faq .faq-head__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.6vw, 46px);
  margin-top: clamp(18px, 2.6vw, 30px);
}

.page-faq .faq-head__eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--gold-500);
}

.page-faq .faq-head h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(30px, 5.6vw, 50px);
  line-height: 1.14;
  letter-spacing: .04em;
  color: var(--ink-900);
  max-width: 15em;
}

.page-faq .faq-head .st-lead {
  max-width: 40em;
}

.page-faq .faq-head__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.page-faq .faq-stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--faq-hair);
  border: 1px solid var(--faq-hair);
  border-radius: 2px;
  overflow: hidden;
}

.page-faq .faq-stats__cell {
  background: var(--paper-100);
  padding: 16px 16px 15px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
}

.page-faq .faq-stats__num {
  font-family: var(--font-mono);
  font-size: clamp(19px, 2.6vw, 24px);
  font-weight: 500;
  letter-spacing: .02em;
  color: var(--ink-900);
  line-height: 1.1;
}

.page-faq .faq-stats__label {
  font-size: 12px;
  line-height: 1.5;
  color: var(--gray-600);
  letter-spacing: .04em;
}

/* ---------- 章节节奏 ---------- */

.page-faq .faq-sec {
  padding-top: clamp(34px, 5vw, 64px);
  padding-bottom: clamp(34px, 5vw, 64px);
}

.page-faq .faq-sec--tight {
  padding-top: clamp(20px, 3vw, 34px);
}

.page-faq .faq-sec--last {
  padding-bottom: clamp(48px, 7vw, 88px);
}

.page-faq .faq-sec .st-band {
  margin-bottom: clamp(20px, 3vw, 32px);
}

/* ---------- 封面图 ---------- */

.page-faq .faq-cover {
  margin: 0 0 clamp(24px, 3.4vw, 40px);
}

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

/* ---------- 双栏检索区 ---------- */

.page-faq .faq-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 34px);
  align-items: start;
}

.page-faq .faq-side {
  display: none;
}

.page-faq .faq-cats {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-faq .faq-cat {
  position: relative;
  padding: 18px 20px 20px 22px;
  background: var(--paper-100);
  border: 1px solid var(--faq-hair);
  border-left: 2px solid var(--celadon-500);
  border-radius: 2px;
  scroll-margin-top: 84px;
  transition: border-left-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-faq .faq-cat:hover {
  border-left-color: var(--gold-500);
  background: #FFFCF4;
  box-shadow: var(--faq-shadow);
}

.page-faq .faq-cat:target {
  border-left-color: var(--orange-600);
  box-shadow: var(--faq-shadow);
}

.page-faq .faq-cat__num {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--gold-500);
}

.page-faq .faq-cat__name {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--ink-900);
  line-height: 1.35;
}

.page-faq .faq-cat__meta {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--celadon-500);
}

.page-faq .faq-cat__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--gray-600);
}

/* ---------- 问答手风琴 ---------- */

.page-faq .faq-qa-list {
  display: grid;
  gap: 10px;
  max-width: 62em;
}

.page-faq .faq-qa {
  border: 1px solid var(--faq-hair);
  border-radius: 2px;
  background: var(--paper-100);
  overflow: hidden;
  scroll-margin-top: 84px;
  transition: border-color var(--dur) var(--ease);
}

.page-faq .faq-qa:hover {
  border-color: var(--faq-hair-strong);
}

.page-faq .faq-qa[open] {
  border-color: var(--ink-500);
}

.page-faq .faq-qa__summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) 22px;
  gap: 14px;
  align-items: start;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
  transition: background-color var(--dur) var(--ease);
}

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

.page-faq .faq-qa__summary:hover {
  background: var(--faq-soft);
}

.page-faq .faq-qa__summary:focus-visible {
  outline: 2px solid var(--orange-600);
  outline-offset: -2px;
}

.page-faq .faq-qa[open] > .faq-qa__summary {
  background: var(--faq-soft);
  border-bottom: 1px solid var(--faq-hair);
}

.page-faq .faq-qa__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--gold-500);
  padding-top: 4px;
}

.page-faq .faq-qa__text {
  display: block;
  min-width: 0;
}

.page-faq .faq-qa__q {
  display: block;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: .02em;
  color: var(--ink-900);
}

.page-faq .faq-qa__verdict {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--gray-600);
}

.page-faq .faq-qa__chev {
  position: relative;
  width: 22px;
  height: 22px;
  border: 1px solid var(--faq-hair-strong);
  border-radius: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-faq .faq-qa__chev::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1;
  color: var(--ink-700);
}

.page-faq .faq-qa[open] .faq-qa__chev::before {
  content: "\2212";
  color: var(--orange-600);
}

.page-faq .faq-qa[open] .faq-qa__chev {
  border-color: var(--orange-600);
}

.page-faq .faq-qa__body {
  padding: 18px 20px 22px;
  background: var(--paper-200);
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-700);
}

.page-faq .faq-qa__steps {
  list-style: none;
  counter-reset: faqstep;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-faq .faq-qa__steps li {
  position: relative;
  counter-increment: faqstep;
  padding-left: 36px;
}

.page-faq .faq-qa__steps li::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: .32em;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--gold-500);
}

.page-faq .faq-qa__links {
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--faq-hair);
  font-size: 13px;
  color: var(--gray-600);
}

.page-faq .faq-qa__links a {
  color: var(--ink-700);
  text-decoration: underline;
  text-decoration-color: var(--gold-500);
  text-underline-offset: 3px;
  transition: color var(--dur) var(--ease), text-decoration-color var(--dur) var(--ease);
}

.page-faq .faq-qa__links a:hover {
  color: var(--orange-600);
  text-decoration-color: var(--orange-600);
}

/* ---------- 深色收藏章节 ---------- */

.page-faq .st-section--ink .st-band {
  color: var(--paper-100);
}

.page-faq .faq-saved {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.4vw, 44px);
  align-items: start;
}

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

.page-faq .faq-saved__media .st-media__img {
  border: 1px solid var(--faq-hair-ink);
  border-radius: 2px;
  filter: saturate(.7) contrast(1.02);
}

.page-faq .faq-saved__media .st-media__caption {
  color: var(--muted-on-ink);
}

.page-faq .faq-saved__head {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(17px, 2.4vw, 21px);
  font-weight: 600;
  letter-spacing: .05em;
  color: var(--paper-100);
}

.page-faq .faq-saved__note {
  margin: 18px 0 0;
  padding: 12px 14px;
  border-left: 2px solid var(--gold-500);
  background: rgba(255, 255, 255, .04);
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted-on-ink);
}

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

/* ---------- 要点列表 ---------- */

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

.page-faq .faq-points li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-700);
}

.page-faq .faq-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .74em;
  width: 8px;
  height: 1px;
  background: var(--celadon-500);
}

.page-faq .faq-points strong {
  font-weight: 600;
  color: var(--ink-900);
}

.page-faq .faq-points--ink li {
  color: var(--paper-100);
}

.page-faq .faq-points--ink li::before {
  background: var(--gold-500);
}

.page-faq .faq-points--ink strong {
  color: #FFFFFF;
}

.page-faq .faq-qa__body .faq-points li {
  color: var(--ink-700);
}

/* ---------- 订阅切换 ---------- */

.page-faq .faq-switch {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.2vw, 40px);
  align-items: start;
}

.page-faq .faq-switch__head {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(16px, 2.2vw, 19px);
  font-weight: 600;
  letter-spacing: .05em;
  color: var(--ink-900);
}

.page-faq .faq-switch__aside {
  padding: 22px 22px 24px;
  background: var(--faq-soft);
  border: 1px solid var(--faq-hair);
  border-top: 2px solid var(--gold-500);
  border-radius: 2px;
}

.page-faq .faq-switch__note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--gray-600);
}

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

.page-faq .faq-steps li {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px 0;
  border-bottom: 1px solid var(--faq-hair);
}

.page-faq .faq-steps li:first-child {
  padding-top: 0;
}

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

.page-faq .faq-steps__num {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: .04em;
  color: var(--faq-hair-strong);
  line-height: 1.2;
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-steps li:hover .faq-steps__num {
  color: var(--gold-500);
}

.page-faq .faq-steps li p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-700);
}

/* ---------- 场景卡片 ---------- */

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

.page-faq .faq-scene {
  display: flex;
  flex-direction: column;
  padding: 22px 22px 20px;
  background: var(--paper-100);
  border: 1px solid var(--faq-hair);
  border-radius: 2px;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-faq .faq-scene:hover {
  transform: translateY(-2px);
  border-color: var(--orange-600);
  box-shadow: var(--faq-shadow);
}

.page-faq .faq-scene__tag {
  align-self: flex-start;
  margin: 0 0 14px;
}

.page-faq .faq-scene__name {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: .03em;
  color: var(--ink-900);
}

.page-faq .faq-scene__desc {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--gray-600);
}

.page-faq .faq-scene__list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 7px;
}

.page-faq .faq-scene__list li {
  position: relative;
  padding-left: 16px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-700);
}

.page-faq .faq-scene__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 6px;
  height: 6px;
  border: 1px solid var(--celadon-500);
  border-radius: 50%;
}

.page-faq .faq-scene__link {
  margin-top: auto;
  align-self: flex-start;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--ink-700);
  text-decoration: none;
  border-bottom: 2px solid var(--gold-500);
  padding-bottom: 3px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-scene__link:hover,
.page-faq .faq-scene__link:focus-visible {
  color: var(--orange-600);
  border-color: var(--orange-600);
}

.page-faq .faq-scene__link:focus-visible {
  outline: 2px solid var(--orange-600);
  outline-offset: 3px;
}

/* ---------- 人工协助 ---------- */

.page-faq .faq-help {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 36px);
  align-items: start;
}

.page-faq .faq-help__lead {
  margin: 0 0 22px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--ink-700);
  max-width: 42em;
}

.page-faq .faq-help__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--faq-hair);
  border: 1px solid var(--faq-hair);
  border-radius: 2px;
  overflow: hidden;
}

.page-faq .faq-help__facts li {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 13px 16px;
  background: var(--paper-100);
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-700);
  word-break: break-word;
}

.page-faq .faq-help__facts span {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--gray-600);
}

.page-faq .faq-help__facts a {
  color: var(--ink-900);
  text-decoration: underline;
  text-decoration-color: var(--gold-500);
  text-underline-offset: 3px;
  transition: color var(--dur) var(--ease), text-decoration-color var(--dur) var(--ease);
}

.page-faq .faq-help__facts a:hover {
  color: var(--orange-600);
  text-decoration-color: var(--orange-600);
}

.page-faq .faq-help__aside {
  padding: 24px 22px 26px;
  background: var(--ink-900);
  border-radius: 2px;
  color: var(--paper-100);
}

.page-faq .faq-help__aside-title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: .05em;
  color: var(--paper-100);
}

.page-faq .faq-help__aside p {
  margin: 0 0 20px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted-on-ink);
}

.page-faq .faq-help__aside .st-btn {
  display: block;
  width: 100%;
  text-align: center;
}

.page-faq .faq-help__aside .st-btn + .st-btn {
  margin-top: 10px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-faq .faq-cats,
  .page-faq .faq-scenes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-head__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(260px, 1fr);
    align-items: end;
  }

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

  .page-faq .faq-saved__media {
    grid-column: 1;
  }

  .page-faq .faq-switch__aside,
  .page-faq .faq-help__aside {
    grid-column: 2;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-split {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: clamp(24px, 3vw, 44px);
  }

  .page-faq .faq-side {
    display: block;
    position: sticky;
    top: 32px;
    padding: 18px 16px 20px;
    background: var(--faq-soft);
    border: 1px solid var(--faq-hair);
    border-top: 2px solid var(--celadon-500);
    border-radius: 2px;
  }

  .page-faq .faq-side__title {
    margin: 0 0 12px;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--gray-600);
  }

  .page-faq .faq-side__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 2px;
  }

  .page-faq .faq-side__link {
    display: flex;
    align-items: baseline;
    gap: 9px;
    padding: 7px 9px;
    font-size: 13px;
    line-height: 1.5;
    color: var(--ink-900);
    text-decoration: none;
    border-left: 2px solid transparent;
    border-radius: 2px;
    transition: background-color var(--dur) var(--ease), border-left-color var(--dur) var(--ease), color var(--dur) var(--ease);
  }

  .page-faq .faq-side__link:hover {
    background: rgba(255, 255, 255, .65);
    border-left-color: var(--orange-600);
    color: var(--orange-600);
  }

  .page-faq .faq-side__link:focus-visible {
    outline: 2px solid var(--orange-600);
    outline-offset: 1px;
  }

  .page-faq .faq-side__num {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: .08em;
    color: var(--celadon-500);
  }

  .page-faq .faq-side__note {
    margin: 14px 0 0;
    padding-top: 12px;
    border-top: 1px solid var(--faq-hair);
    font-size: 12px;
    line-height: 1.7;
    color: var(--gray-600);
  }

  .page-faq .faq-saved,
  .page-faq .faq-switch,
  .page-faq .faq-help {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: clamp(28px, 3.6vw, 52px);
  }
}

@media (min-width: 1280px) {
  .page-faq .faq-cats,
  .page-faq .faq-scenes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-split {
    grid-template-columns: 228px minmax(0, 1fr);
  }
}

@media (max-width: 479px) {
  .page-faq .faq-help__facts li {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }

  .page-faq .faq-qa__summary {
    grid-template-columns: minmax(0, 1fr) 22px;
    gap: 10px;
  }

  .page-faq .faq-qa__num {
    grid-column: 1;
    padding-top: 0;
  }

  .page-faq .faq-qa__text {
    grid-column: 1;
  }

  .page-faq .faq-qa__chev {
    grid-column: 2;
    grid-row: 1 / span 2;
  }
}
<<<END>>>