.page-faq {
  --faq-pad: 20px;
  padding-top: calc(var(--topbar) + 24px);
  padding-bottom: 64px;
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-faq .faq-crumb {
  margin-bottom: 24px;
}

.page-faq .faq-crumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--text-2);
}

.page-faq .faq-crumb li:not(:first-child)::before {
  content: "/";
  margin-right: 8px;
  color: var(--hair);
}

.page-faq .faq-crumb a {
  color: var(--text-2);
  text-decoration: none;
  border-bottom: 1px solid var(--hair);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-faq .faq-crumb a:hover {
  color: var(--text);
  border-color: var(--brand);
}

.page-faq .faq-crumb li[aria-current="page"] {
  color: var(--text);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-bottom: 32px;
  border-bottom: 1px solid var(--hair-soft);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 24px;
}

.page-faq .faq-hero__eyebrow {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--cyan);
}

.page-faq .faq-hero h1 {
  margin: 0 0 16px;
  font-size: clamp(28px, 6.4vw, 52px);
  line-height: 1.16;
  letter-spacing: -.02em;
  font-weight: 800;
  max-width: 20ch;
}

.page-faq .faq-hero__desc {
  margin: 0;
  max-width: 56ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text-2);
}

.page-faq .faq-hero__panel {
  position: relative;
  padding: 20px;
  border: 1px solid var(--hair);
  border-radius: var(--r-lg);
  background: var(--glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  overflow: hidden;
}

.page-faq .faq-hero__panel-eyebrow {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--violet);
}

.page-faq .faq-hero__panel-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text);
}

.page-faq .faq-hero__nodes {
  display: block;
  width: 100%;
  max-width: 240px;
  height: auto;
  margin-top: 20px;
  color: var(--cyan);
  opacity: .75;
}

.page-faq .faq-hero__nodes circle {
  fill: var(--void);
  stroke: currentColor;
  stroke-width: 1.4;
}

/* ---------- 规格条 ---------- */
.page-faq .faq-specs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  background: var(--hair-soft);
  border: 1px solid var(--hair-soft);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-faq .faq-specs li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  background: var(--slate);
}

.page-faq .faq-specs__num {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--cyan);
}

.page-faq .faq-specs__txt {
  font-size: 13px;
  color: var(--text-2);
}

/* ---------- 速查锚点 ---------- */
.page-faq .faq-quick {
  padding: 18px 0;
  border-bottom: 1px solid var(--hair-soft);
}

.page-faq .faq-quick ul {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 2px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-faq .faq-quick ul::-webkit-scrollbar {
  display: none;
}

.page-faq .faq-quick a {
  display: inline-block;
  white-space: nowrap;
  padding: 7px 14px;
  border: 1px solid var(--hair);
  border-radius: var(--r-pill);
  font-size: 13px;
  color: var(--text-2);
  text-decoration: none;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-faq .faq-quick a:hover {
  color: var(--text);
  border-color: var(--brand);
}

.page-faq .faq-quick a[data-current] {
  color: var(--text);
  border-color: var(--cyan);
  background: rgba(34, 211, 238, .08);
}

/* ---------- 区块骨架 ---------- */
.page-faq .faq-block {
  padding: 48px 0;
  border-bottom: 1px solid var(--hair-soft);
  scroll-margin-top: calc(var(--topbar) + 16px);
}

.page-faq .faq-block:last-of-type {
  border-bottom: 0;
}

.page-faq .faq-block__head {
  margin-bottom: 26px;
}

.page-faq .faq-block h2 {
  margin: 0 0 10px;
  font-size: clamp(22px, 4.6vw, 32px);
  line-height: 1.24;
  letter-spacing: -.02em;
  font-weight: 800;
}

.page-faq .faq-block__lead {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-2);
}

/* ---------- 八类索引 ---------- */
.page-faq .faq-index {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-faq .faq-index__item {
  display: block;
  padding: 16px;
  border: 1px solid var(--hair);
  border-radius: var(--r-md);
  background: var(--slate);
  color: var(--text);
  text-decoration: none;
  transition: border-color .2s var(--ease), transform .2s var(--ease), background .2s var(--ease);
}

.page-faq .faq-index__item:hover {
  border-color: var(--brand);
  background: #101A2B;
  transform: translateY(-2px);
}

.page-faq .faq-index__no {
  display: block;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--cyan);
}

.page-faq .faq-index__title {
  display: block;
  margin: 8px 0 6px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -.01em;
}

.page-faq .faq-index__desc {
  display: block;
  font-size: 13px;
  line-height: 1.66;
  color: var(--text-2);
}

/* ---------- 手风琴 ---------- */
.page-faq .faq-acc {
  border-top: 1px solid var(--hair-soft);
}

.page-faq .faq-acc__item {
  border-bottom: 1px solid var(--hair-soft);
}

.page-faq .faq-acc__item summary {
  position: relative;
  display: block;
  padding: 18px 46px 18px 0;
  list-style: none;
  cursor: pointer;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: -.01em;
  color: var(--text);
  transition: color .2s var(--ease);
}

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

.page-faq .faq-acc__item summary::after {
  content: "+";
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan);
  transition: transform .22s var(--ease);
}

.page-faq .faq-acc__item[open] summary::after {
  transform: translateY(-50%) rotate(45deg);
}

.page-faq .faq-acc__item summary:hover {
  color: var(--cyan);
}

.page-faq .faq-acc__body {
  padding: 0 24px 20px 0;
  animation: faq-fade .22s var(--ease) both;
}

.page-faq .faq-acc__body p {
  margin: 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-2);
}

@keyframes faq-fade {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ---------- 备份四步 ---------- */
.page-faq .faq-steps {
  display: grid;
  gap: 32px;
}

.page-faq .faq-steps__list {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-steps__list::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: var(--hair);
}

.page-faq .faq-steps__item {
  position: relative;
  display: flex;
  gap: 16px;
  padding-bottom: 28px;
}

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

.page-faq .faq-steps__no {
  position: relative;
  z-index: 1;
  flex: 0 0 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border: 1px solid var(--hair);
  border-radius: var(--r-sm);
  background: var(--slate);
  font-size: 12px;
  color: var(--cyan);
}

.page-faq .faq-steps__body {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .faq-steps__title {
  margin: 4px 0 8px;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -.01em;
}

.page-faq .faq-steps__text {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-2);
}

.page-faq .faq-steps__warn {
  margin: 0 0 14px;
  padding-left: 10px;
  border-left: 2px solid var(--amber);
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-2);
}

.page-faq .faq-step__check {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 13px;
  border: 1px solid var(--hair);
  border-radius: var(--r-pill);
  background: transparent;
  font: inherit;
  font-size: 13px;
  color: var(--text-2);
  cursor: pointer;
  transition: border-color .2s var(--ease), color .2s var(--ease);
}

.page-faq .faq-step__check:hover {
  border-color: var(--brand);
  color: var(--text);
}

.page-faq .faq-step__box {
  position: relative;
  display: inline-block;
  width: 13px;
  height: 13px;
  border: 1px solid currentColor;
  border-radius: 3px;
}

.page-faq .faq-step__check[aria-checked="true"] {
  border-color: var(--mint);
  color: var(--mint);
}

.page-faq .faq-step__box::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 0;
  width: 4px;
  height: 8px;
  border-right: 1.6px solid var(--mint);
  border-bottom: 1.6px solid var(--mint);
  transform: rotate(42deg) scale(0);
  transform-origin: center;
  transition: transform .18s var(--ease);
}

.page-faq .faq-step__check[aria-checked="true"] .faq-step__box::after {
  transform: rotate(42deg) scale(1);
}

.page-faq .faq-steps__media {
  margin: 0;
  border: 1px solid var(--hair);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--slate);
}

.page-faq .faq-steps__media img,
.page-faq .faq-keys__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 凭证边界 ---------- */
.page-faq .faq-keys {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--hair-soft);
}

.page-faq .faq-keys__row {
  display: grid;
  gap: 6px;
  padding: 18px 0;
  border-bottom: 1px solid var(--hair-soft);
}

.page-faq .faq-keys__term {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--cyan);
}

.page-faq .faq-keys__use {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-2);
}

.page-faq .faq-keys__never {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-size: 13px;
  color: var(--text-2);
}

.page-faq .faq-alert {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin: 26px 0 0;
  padding: 14px 16px;
  border-left: 3px solid var(--amber);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  background: rgba(255, 138, 61, .07);
}

.page-faq .faq-alert__mark {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  margin-top: 7px;
  border-radius: 50%;
  background: var(--amber);
}

.page-faq .faq-alert p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text);
}

.page-faq .faq-keys__media {
  margin: 28px 0 0;
  border: 1px solid var(--hair);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--slate);
}

/* ---------- 不可逆情形 ---------- */
.page-faq .faq-irrev {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-irrev__item {
  padding: 18px;
  border: 1px solid var(--hair);
  border-left: 2px solid var(--amber);
  border-radius: var(--r-sm);
  background: var(--slate);
}

.page-faq .faq-irrev__no {
  display: block;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--amber);
}

.page-faq .faq-irrev__title {
  margin: 8px 0 8px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -.01em;
}

.page-faq .faq-irrev__stop {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-2);
}

.page-faq .faq-irrev__note {
  margin: 24px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--hair-soft);
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-2);
  max-width: 68ch;
}

/* ---------- 术语表 ---------- */
.page-faq .faq-gloss__filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.page-faq .faq-gloss__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-faq .faq-gloss__filters label {
  display: inline-block;
  padding: 7px 14px;
  border: 1px solid var(--hair);
  border-radius: var(--r-pill);
  font-size: 13px;
  color: var(--text-2);
  cursor: pointer;
  transition: color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}

.page-faq .faq-gloss__filters label:hover {
  color: var(--text);
  border-color: var(--brand);
}

.page-faq .faq-gloss__radio:checked + label {
  color: var(--text);
  border-color: var(--cyan);
  background: rgba(34, 211, 238, .08);
}

.page-faq .faq-gloss__radio:focus-visible + label {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
}

.page-faq .faq-gloss__scroll {
  overflow-x: auto;
}

.page-faq .faq-gloss__table {
  width: 100%;
  min-width: 420px;
  border-collapse: collapse;
  font-size: 15px;
}

.page-faq .faq-gloss__table th {
  padding: 0 12px 10px 0;
  text-align: left;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--text-2);
  border-bottom: 1px solid var(--hair);
}

.page-faq .faq-gloss__table td {
  padding: 14px 12px 14px 0;
  border-bottom: 1px solid var(--hair-soft);
  vertical-align: top;
  font-size: 15px;
  line-height: 1.75;
  color: var(--cyan);
}

.page-faq .faq-gloss__table td:first-child {
  width: 130px;
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}

.page-faq .faq-gloss__def {
  font-family: var(--sans);
  font-weight: 400;
  color: var(--text-2);
  white-space: normal;
}

.page-faq .faq-gloss:has(#faq-gf-wallet:checked) .faq-gloss__row:not([data-scope="wallet"]),
.page-faq .faq-gloss:has(#faq-gf-key:checked) .faq-gloss__row:not([data-scope="key"]),
.page-faq .faq-gloss:has(#faq-gf-net:checked) .faq-gloss__row:not([data-scope="net"]),
.page-faq .faq-gloss:has(#faq-gf-ver:checked) .faq-gloss__row:not([data-scope="ver"]),
.page-faq .faq-gloss:has(#faq-gf-store:checked) .faq-gloss__row:not([data-scope="store"]) {
  display: none;
}

/* ---------- 延伸阅读 ---------- */
.page-faq .faq-next__list {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--hair-soft);
  border: 1px solid var(--hair-soft);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-faq .faq-next__list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px;
  background: var(--void);
  color: var(--text);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.6;
  transition: background .2s var(--ease), color .2s var(--ease);
}

.page-faq .faq-next__list a:hover {
  background: var(--slate);
  color: var(--cyan);
}

.page-faq .faq-next__arrow {
  flex: 0 0 auto;
  font-family: var(--mono);
  color: var(--cyan);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-index {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-specs li {
    padding: 16px 18px;
  }
}

@media (min-width: 900px) {
  .page-faq {
    padding-top: 40px;
    padding-bottom: 96px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .85fr);
    gap: 48px;
    align-items: end;
  }

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

  .page-faq .faq-keys__row {
    grid-template-columns: 170px minmax(0, 1.2fr) minmax(0, .9fr);
    gap: 24px;
    align-items: baseline;
  }

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

  .page-faq .faq-steps {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    gap: 48px;
    align-items: start;
  }

  .page-faq .faq-gloss__table td:first-child {
    width: 160px;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-index {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index__item:hover {
    transform: none;
  }

  .page-faq .faq-acc__body {
    animation: none;
  }

  .page-faq .faq-step__box::after,
  .page-faq .faq-acc__item summary::after {
    transition: none;
  }
}
</final>
</final>