.page-faq {
  --faq-rule: rgba(147, 167, 156, 0.22);
  --faq-rule-strong: rgba(147, 167, 156, 0.44);
  --faq-measure: 960px;
  --faq-panel: #0D1F1A;
  display: block;
  padding: clamp(18px, 3.4vw, 40px) var(--gutter) clamp(56px, 9vw, 104px);
  background:
    radial-gradient(140% 52% at 88% -12%, rgba(79, 227, 193, 0.075), transparent 62%),
    radial-gradient(90% 46% at 0% 104%, rgba(240, 162, 75, 0.05), transparent 60%),
    var(--ink);
  color: var(--fog);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
}

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

.page-faq__inner {
  max-width: var(--faq-measure);
  margin-inline: auto;
}

.page-faq .breadcrumbs {
  margin: 0 0 6px;
  font-size: 13px;
}

.page-faq .breadcrumbs__link {
  color: var(--moss);
}

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

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  padding-bottom: clamp(20px, 3vw, 32px);
  border-bottom: 1px solid var(--faq-rule-strong);
}

.page-faq .faq-hero .eyebrow {
  margin: 0;
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-faq .faq-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(30px, 5.8vw, 48px);
  line-height: 1.14;
  letter-spacing: -0.012em;
  color: var(--fog);
  max-width: 20em;
}

.page-faq .faq-hero__lede {
  margin: 16px 0 0;
  max-width: 36em;
  font-size: clamp(15px, 1.7vw, 17px);
  color: var(--moss);
}

.page-faq .faq-meta {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-faq .faq-meta li {
  display: flex;
  align-items: baseline;
  gap: 9px;
}

.page-faq .faq-meta__num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: 19px;
  line-height: 1;
  color: var(--cyan);
}

.page-faq .faq-meta__label {
  font-size: 14px;
  color: var(--moss);
}

/* ---------- 分类索引 ---------- */

.page-faq .faq-index {
  margin-top: clamp(28px, 4.4vw, 48px);
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid var(--faq-rule);
  border-radius: var(--r-lg);
  background: linear-gradient(160deg, var(--ink-2) 0%, var(--ink) 92%);
}

.page-faq .faq-index__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(19px, 2.6vw, 24px);
  line-height: 1.3;
  color: var(--fog);
}

.page-faq .faq-index__body {
  display: grid;
  gap: 18px;
}

.page-faq .faq-index__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 6px;
  counter-reset: none;
}

.page-faq .faq-index__link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-areas:
    "num name"
    "num desc";
  column-gap: 14px;
  row-gap: 1px;
  min-height: 44px;
  padding: 11px 13px;
  border: 1px solid transparent;
  border-radius: var(--r-md);
  text-decoration: none;
  color: var(--fog);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  background: rgba(79, 227, 193, 0.08);
  border-color: var(--faq-rule-strong);
}

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

.page-faq .faq-index__num {
  grid-area: num;
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  line-height: 1.7;
  color: var(--amber);
}

.page-faq .faq-index__name {
  grid-area: name;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.5;
}

.page-faq .faq-index__desc {
  grid-area: desc;
  font-size: 13px;
  line-height: 1.62;
  color: var(--moss);
}

.page-faq .faq-index__art {
  margin: 0;
  border: 1px solid var(--faq-rule);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--faq-panel);
}

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

/* ---------- 分组 ---------- */

.page-faq .faq-group {
  margin-top: clamp(36px, 5.4vw, 60px);
  scroll-margin-top: 96px;
}

.page-faq .faq-group__head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--faq-rule-strong);
}

.page-faq .faq-group__num {
  flex: none;
  padding-top: 4px;
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--amber);
}

.page-faq .faq-group__titles h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(21px, 3.4vw, 29px);
  line-height: 1.28;
  color: var(--fog);
}

.page-faq .faq-group__hint {
  margin: 5px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--moss);
  max-width: 40em;
}

.page-faq .faq-group__figure {
  margin: 20px 0 0;
  border: 1px solid var(--faq-rule);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--faq-panel);
}

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

.page-faq .faq-group__cap {
  padding: 10px 14px;
  border-top: 1px solid var(--faq-rule);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--moss);
}

/* ---------- 问答条目 ---------- */

.page-faq .faq-group .accordion {
  margin-top: 8px;
}

.page-faq .faq-group .accordion__item {
  position: relative;
  padding-left: 16px;
  border-bottom: 1px solid var(--faq-rule);
}

.page-faq .faq-group .accordion__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 3px;
  border-radius: 3px;
  background: var(--cyan);
  opacity: 0;
  transform: scaleY(0.35);
  transform-origin: top center;
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-faq .faq-group .accordion__item:has(.accordion__btn[aria-expanded="true"])::before {
  opacity: 1;
  transform: scaleY(1);
}

.page-faq .faq-q {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
}

.page-faq .faq-group .accordion__btn {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  min-height: 44px;
  padding: 16px 2px;
  border: 0;
  background: none;
  color: var(--fog);
  font-family: inherit;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.6;
  text-align: left;
  cursor: pointer;
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-group .accordion__btn:hover {
  color: var(--cyan);
}

.page-faq .faq-group .accordion__btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

.page-faq .faq-group .accordion__btn[aria-expanded="true"] {
  color: var(--cyan);
}

.page-faq .faq-group .accordion__icon {
  flex: none;
  color: var(--cyan);
}

.page-faq .faq-group .accordion__panel {
  padding: 0 2px 18px;
}

.page-faq .faq-group .accordion__panel p {
  margin: 0 0 10px;
  max-width: 44em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--fog);
}

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

.page-faq .faq-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0 0;
}

.page-faq .faq-links .chip {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 6px 13px;
  border: 1px solid var(--faq-rule-strong);
  border-radius: 999px;
  font-size: 13px;
  line-height: 1.4;
  color: var(--cyan);
  text-decoration: none;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-links .chip:hover,
.page-faq .faq-links .chip:focus-visible {
  background: rgba(79, 227, 193, 0.12);
  border-color: var(--cyan);
}

.page-faq .faq-links .chip:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 收尾 ---------- */

.page-faq .faq-tail {
  margin-top: clamp(40px, 6vw, 68px);
  padding: clamp(22px, 3.4vw, 32px);
  border: 1px solid var(--faq-rule-strong);
  border-left: 3px solid var(--amber);
  border-radius: var(--r-md);
  background: linear-gradient(150deg, var(--ink-2) 0%, var(--ink) 90%);
}

.page-faq .faq-tail__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(19px, 2.8vw, 25px);
  line-height: 1.3;
  color: var(--fog);
}

.page-faq .faq-tail__text {
  margin: 10px 0 0;
  max-width: 40em;
  font-size: 15px;
  color: var(--moss);
}

.page-faq .faq-tail__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.page-faq .faq-tail__links .btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.page-faq .faq-tail__links .btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-faq .faq-top {
  margin: 26px 0 0;
  text-align: right;
  font-size: 13px;
}

.page-faq .faq-top a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--moss);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-top a:hover,
.page-faq .faq-top a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-faq .faq-top a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

/* ---------- 响应式 ---------- */

@media (min-width: 600px) {
  .page-faq .faq-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0;
  }

  .page-faq .faq-meta li {
    padding-right: 22px;
    margin-right: 22px;
    border-right: 1px solid var(--faq-rule);
  }

  .page-faq .faq-meta li:last-child {
    padding-right: 0;
    margin-right: 0;
    border-right: 0;
  }

  .page-faq .faq-group .accordion__btn {
    font-size: 17px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-index__body {
    grid-template-columns: minmax(0, 1fr) 250px;
    gap: 26px;
    align-items: stretch;
  }

  .page-faq .faq-index__art {
    height: 100%;
  }

  .page-faq .faq-index__art img {
    height: 100%;
    object-fit: cover;
  }

  .page-faq .faq-group {
    scroll-margin-top: 110px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}
<<<END>>>