.page-faq {
  --faq-rail: 240px;
  --faq-grid: rgba(88, 242, 176, 0.16);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
}

.page-faq .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin: 0 0 clamp(18px, 3vw, 28px);
  padding: 0;
  list-style: none;
  font-size: 12px;
  color: var(--paper-50);
}

.page-faq .breadcrumb__link {
  color: var(--paper-66);
  text-decoration: none;
}

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

.page-faq .breadcrumb__current {
  color: var(--paper);
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  padding: clamp(20px, 4vw, 36px) 0 clamp(28px, 5vw, 56px);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(88, 242, 176, 0.12) 0%, rgba(88, 242, 176, 0) 62%),
    linear-gradient(180deg, var(--ink) 0%, #0d2119 100%);
}

.page-faq .faq-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
  align-items: end;
}

.page-faq .faq-hero__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(32px, 6.4vw, 62px);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -0.01em;
  color: var(--paper);
  text-wrap: balance;
}

.page-faq .faq-hero__lead {
  margin: 16px 0 0;
  max-width: 34em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--paper-78);
}

.page-faq .faq-search {
  margin-top: clamp(20px, 3vw, 30px);
  max-width: 560px;
}

.page-faq .faq-search__label {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--paper-50);
}

.page-faq .faq-search__field {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r);
  background: rgba(244, 240, 228, 0.05);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-faq .faq-search__field:focus-within {
  border-color: var(--mint);
  background: var(--mint-soft);
}

.page-faq .faq-search__icon {
  flex: none;
  color: var(--mint);
}

.page-faq .faq-search__input {
  flex: 1 1 auto;
  min-width: 0;
  padding: 15px 0;
  border: 0;
  background: transparent;
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 15px;
}

.page-faq .faq-search__input::placeholder {
  color: var(--paper-34);
}

.page-faq .faq-search__input:focus,
.page-faq .faq-search__input:focus-visible {
  outline: none;
}

.page-faq .faq-search__hint {
  margin: 8px 0 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--paper-50);
}

.page-faq .faq-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: clamp(16px, 3vw, 22px) 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--paper-78);
  text-decoration: none;
  font-size: 13px;
  line-height: 1.4;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-faq .faq-chip:hover {
  color: var(--mint);
  border-color: var(--mint);
  background: var(--mint-soft);
}

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

.page-faq .faq-chip__dot {
  flex: none;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--moss);
  transition: background-color var(--dur) var(--ease);
}

.page-faq .faq-chip:hover .faq-chip__dot {
  background: var(--mint);
}

.page-faq .faq-hero__media {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--coal);
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 5 / 4;
  object-fit: cover;
}

.page-faq .faq-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(0deg, var(--faq-grid) 0 1px, transparent 1px 12px),
    repeating-linear-gradient(90deg, var(--faq-grid) 0 1px, transparent 1px 12px);
}

.page-faq .faq-hero__caption {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  padding: 12px 14px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--paper-78);
  background: linear-gradient(180deg, rgba(11, 31, 26, 0) 0%, rgba(11, 31, 26, 0.88) 72%);
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

/* ---------- 问题主体 ---------- */

.page-faq .faq-body {
  padding: clamp(32px, 5vw, 64px) 0;
  background: var(--paper);
  color: var(--ink);
}

.page-faq .faq-body__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3vw, 40px);
  align-items: start;
}

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

.page-faq .faq-toc__title {
  margin: 0 0 10px;
  padding-top: 12px;
  border-top: 1px solid var(--line-ink);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--ink-50);
}

.page-faq .faq-toc__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-toc__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-ink);
  color: var(--ink-70);
  text-decoration: none;
  font-size: 14px;
  transition: color var(--dur) var(--ease);
}

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

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

.page-faq .faq-toc__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--moss);
}

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

.page-faq .faq-group {
  padding: clamp(22px, 3vw, 30px) 0;
  border-bottom: 1px solid var(--line-ink);
  scroll-margin-top: 24px;
}

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

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

.page-faq .faq-group__head {
  margin-bottom: 16px;
}

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

.page-faq .faq-group__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--signal);
}

.page-faq .faq-group__title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 2.8vw, 29px);
  font-weight: 700;
  line-height: 1.22;
  letter-spacing: -0.005em;
  color: var(--ink);
  text-wrap: balance;
}

.page-faq .faq-group__desc {
  margin: 8px 0 0;
  max-width: 44em;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-70);
}

.page-faq .faq-list {
  display: grid;
  gap: 8px;
}

.page-faq .faq-item {
  border: 1px solid var(--line-ink);
  border-radius: var(--r);
  background: rgba(255, 255, 255, 0.5);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-faq .faq-item[open] {
  border-color: var(--moss);
  background: #ffffff;
  box-shadow: 0 8px 20px rgba(11, 31, 26, 0.06);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink);
}

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

.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--moss);
  outline-offset: -2px;
  border-radius: var(--r);
}

.page-faq .faq-item__sign {
  position: relative;
  flex: none;
  width: 20px;
  height: 20px;
  margin-left: auto;
  border: 1px solid var(--line-ink);
  border-radius: 50%;
  transition: border-color var(--dur) var(--ease);
}

.page-faq .faq-item__sign::before,
.page-faq .faq-item__sign::after {
  content: "";
  position: absolute;
  right: 5px;
  left: 5px;
  top: 50%;
  height: 1px;
  background: var(--moss);
}

.page-faq .faq-item__sign::before {
  transform: translateY(-50%);
}

.page-faq .faq-item__sign::after {
  transform: translateY(-50%) rotate(90deg);
  transition: transform var(--dur) var(--ease);
}

.page-faq .faq-item[open] .faq-item__sign {
  border-color: var(--mint);
}

.page-faq .faq-item[open] .faq-item__sign::after {
  transform: translateY(-50%) rotate(0deg);
}

.page-faq .faq-item__a {
  padding: 0 16px 16px;
}

.page-faq .faq-item__a p {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-70);
}

.page-faq .faq-item__a p + p {
  margin-top: 10px;
}

.page-faq .faq-steps {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: faqstep;
  display: grid;
  gap: 8px;
}

.page-faq .faq-steps li {
  counter-increment: faqstep;
  display: flex;
  gap: 10px;
  max-width: 34em;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-70);
}

.page-faq .faq-steps li::before {
  content: "0" counter(faqstep);
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.9;
  color: var(--signal);
}

.page-faq .faq-link {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--moss);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-faq .faq-link:hover,
.page-faq .faq-link:focus-visible {
  color: var(--clay);
  text-decoration-color: var(--clay);
}

.page-faq .faq-more {
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line-ink);
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-70);
}

.page-faq .faq-group__media {
  margin: 18px 0 0;
  max-width: 520px;
  overflow: hidden;
  border: 1px solid var(--line-ink);
  border-radius: var(--r);
  background: var(--rock);
}

.page-faq .faq-group__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 9 / 7;
  object-fit: cover;
}

.page-faq .faq-group__media-cap {
  padding: 10px 14px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--paper-66);
  background: var(--ink);
}

@media (min-width: 1024px) {
  .page-faq .faq-body__inner {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    gap: clamp(32px, 4vw, 56px);
  }

  .page-faq .faq-toc {
    display: block;
    position: sticky;
    top: 24px;
  }
}

/* ---------- 联络收口 ---------- */

.page-faq .faq-fallback {
  padding: clamp(32px, 5vw, 64px) 0;
  border-top: 1px solid var(--line);
  background: var(--coal);
}

.page-faq .faq-fallback__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 40px);
  align-items: start;
}

.page-faq .faq-fallback__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 3.4vw, 36px);
  font-weight: 700;
  line-height: 1.16;
  color: var(--paper);
  text-wrap: balance;
}

.page-faq .faq-fallback__lead {
  margin: 14px 0 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--paper-78);
}

.page-faq .faq-fallback__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-faq .faq-fallback .btn--ghost {
  color: var(--paper);
  border-color: var(--line-strong);
}

.page-faq .faq-fallback .btn--ghost:hover,
.page-faq .faq-fallback .btn--ghost:focus-visible {
  color: var(--mint);
  border-color: var(--mint);
}

.page-faq .faq-contact-card {
  padding: clamp(18px, 3vw, 26px);
  border: 1px solid var(--line-strong);
  border-radius: var(--r);
  background: linear-gradient(155deg, rgba(88, 242, 176, 0.09) 0%, rgba(88, 242, 176, 0) 58%);
}

.page-faq .faq-contact-card__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mint);
}

.page-faq .faq-contact-list {
  margin: 0;
  padding: 0;
}

.page-faq .faq-contact-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 4px 16px;
  padding: 11px 0;
  border-top: 1px solid var(--line);
}

.page-faq .faq-contact-row dt {
  font-size: 13px;
  color: var(--paper-50);
}

.page-faq .faq-contact-row dd {
  margin: 0;
  font-size: 14px;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-faq .faq-contact-card__note {
  margin: 14px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--paper-50);
}

.page-faq .faq-contact-card__note .faq-link {
  color: var(--paper);
  text-decoration-color: var(--moss);
}

.page-faq .faq-contact-card__note .faq-link:hover,
.page-faq .faq-contact-card__note .faq-link:focus-visible {
  color: var(--mint);
  text-decoration-color: var(--mint);
}

@media (min-width: 860px) {
  .page-faq .faq-fallback__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-chip,
  .page-faq .faq-item,
  .page-faq .faq-search__field,
  .page-faq .faq-item__sign,
  .page-faq .faq-item__sign::after {
    transition: none;
  }
}
<<<END>>>