.page-faq {
  position: relative;
  padding-bottom: clamp(48px, 8vw, 96px);
  background: var(--ink);
  color: var(--paper);
  overflow-x: clip;
}

.page-faq__crumbs {
  padding-top: clamp(20px, 3vw, 32px);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.page-faq__crumbs a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-faq__crumbs a:hover {
  color: var(--gold-lite);
  border-bottom-color: var(--gold);
}

.page-faq__crumbs span:last-child {
  color: var(--gold);
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  padding: clamp(28px, 5vw, 56px) 0 clamp(28px, 4vw, 48px);
  border-bottom: 1px solid var(--grid);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -140px;
  left: -10%;
  width: 70%;
  height: 320px;
  background: radial-gradient(60% 100% at 20% 0%, rgba(200, 160, 90, 0.16) 0%, rgba(11, 11, 13, 0) 72%);
  pointer-events: none;
}

.page-faq .faq-hero__main {
  position: relative;
  z-index: 1;
}

.page-faq .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cyan);
  margin: 0 0 18px;
}

.page-faq h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(28px, 5.4vw, 54px);
  line-height: 1.18;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
  color: var(--paper);
  max-width: 20ch;
}

.page-faq .faq-hero__lede {
  margin: 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--muted);
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(22px, 3vw, 32px);
}

.page-faq .faq-jump a {
  display: inline-block;
  padding: 7px 13px;
  font-size: 13px;
  line-height: 1.4;
  color: var(--cyan);
  text-decoration: none;
  border: 1px solid rgba(79, 209, 224, 0.45);
  background: transparent;
  transition: background 180ms var(--ease), color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
}

.page-faq .faq-status {
  border-left: 1px solid var(--gold);
  padding: 4px 0 4px 18px;
  align-self: start;
}

.page-faq .faq-status__row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin: 0 0 10px;
  font-size: 13px;
  color: var(--muted);
}

.page-faq .faq-status__row b {
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--coral);
  font-size: 13px;
}

.page-faq .faq-status__note {
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--grid);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* ---------- 主体骨架 ---------- */

.page-faq .faq-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  padding-top: clamp(28px, 4vw, 48px);
}

.page-faq .faq-toc {
  border: 1px solid var(--grid);
  background: var(--ink-2);
  padding: 18px;
}

.page-faq .faq-toc__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--gold);
  text-transform: uppercase;
}

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

.page-faq .faq-toc__list li + li {
  border-top: 1px solid var(--grid-soft);
}

.page-faq .faq-toc__list a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 10px 2px;
  font-size: 14px;
  color: var(--muted);
  text-decoration: none;
  transition: color 180ms var(--ease);
}

.page-faq .faq-toc__list a span {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--grid);
  transition: color 180ms var(--ease);
}

.page-faq .faq-toc__list a:hover,
.page-faq .faq-toc__list a:focus-visible,
.page-faq .faq-toc__list a[aria-current="true"] {
  color: var(--gold-lite);
}

.page-faq .faq-toc__list a:hover span,
.page-faq .faq-toc__list a[aria-current="true"] span {
  color: var(--gold);
}

.page-faq .faq-toc__help {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--grid);
  font-size: 13px;
  color: var(--muted);
}

.page-faq .faq-toc__help a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(79, 209, 224, 0.4);
}

.page-faq .faq-toc__help a:hover {
  color: var(--gold-lite);
  border-bottom-color: var(--gold);
}

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

/* ---------- 章节 ---------- */

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

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

.page-faq .faq-head {
  display: flex;
  gap: clamp(14px, 2.5vw, 26px);
  align-items: flex-start;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-faq .faq-head__index {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(38px, 6.4vw, 68px);
  line-height: 0.86;
  color: var(--gold);
  letter-spacing: -0.04em;
  flex: none;
}

.page-faq .faq-head__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 3vw, 30px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin: 6px 0 10px;
  color: var(--paper);
}

.page-faq .faq-head__lede {
  margin: 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted);
}

.page-faq .faq-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 32px);
  align-items: start;
}

/* ---------- 手风琴 ---------- */

.page-faq .faq-list {
  border-bottom: 1px solid var(--grid);
}

.page-faq .faq-item {
  border-top: 1px solid var(--grid);
}

.page-faq .faq-item summary {
  position: relative;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) 20px;
  gap: 10px;
  align-items: start;
  padding: 17px 4px 17px 16px;
  cursor: pointer;
  list-style: none;
  transition: background 180ms var(--ease);
}

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

.page-faq .faq-item summary::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--grid);
  transition: background 200ms var(--ease);
}

.page-faq .faq-item summary:hover {
  background: var(--ink-2);
}

.page-faq .faq-item summary:hover::before,
.page-faq .faq-item[open] summary::before {
  background: var(--gold);
}

.page-faq .faq-item summary .q-no {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
  transition: color 180ms var(--ease);
}

.page-faq .faq-item[open] summary .q-no {
  color: var(--gold);
}

.page-faq .faq-item summary .q-text {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper);
}

.page-faq .faq-item summary .q-mark {
  position: relative;
  width: 20px;
  height: 20px;
  margin-top: 2px;
}

.page-faq .faq-item summary .q-mark::before,
.page-faq .faq-item summary .q-mark::after {
  content: "";
  position: absolute;
  background: var(--gold);
  transition: transform 200ms var(--ease), opacity 200ms var(--ease);
}

.page-faq .faq-item summary .q-mark::before {
  left: 0;
  right: 0;
  top: 9px;
  height: 1.5px;
}

.page-faq .faq-item summary .q-mark::after {
  top: 0;
  bottom: 0;
  left: 9px;
  width: 1.5px;
}

.page-faq .faq-item[open] summary .q-mark::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-faq .faq-a {
  padding: 2px 8px 24px 60px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--paper);
}

.page-faq .faq-a p {
  margin: 0 0 12px;
  max-width: 66ch;
}

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

.page-faq .faq-a a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(79, 209, 224, 0.4);
}

.page-faq .faq-a a:hover {
  color: var(--gold-lite);
  border-bottom-color: var(--gold);
}

.page-faq .faq-steps {
  list-style: none;
  counter-reset: faqstep;
  margin: 0 0 14px;
  padding: 0;
}

.page-faq .faq-steps li {
  counter-increment: faqstep;
  position: relative;
  padding: 9px 0 9px 34px;
  border-top: 1px solid var(--grid-soft);
  color: var(--paper);
}

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

.page-faq .faq-steps li::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 9px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.9;
  color: var(--gold);
}

.page-faq .faq-note {
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--muted);
  border-left: 1px solid var(--grid);
  padding-left: 12px;
  margin-top: 14px;
}

/* ---------- 图片 ---------- */

.page-faq .faq-figure {
  margin: 0;
  border: 1px solid var(--grid);
  background: var(--ink-2);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(0.75) brightness(0.92);
}

.page-faq .faq-figure figcaption {
  border-top: 1px solid var(--grid);
  padding: 10px 14px 12px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
  text-align: right;
}

.page-faq .faq-figure--wide {
  margin-top: clamp(20px, 3vw, 32px);
}

/* ---------- 收尾 ---------- */

.page-faq .faq-cta {
  position: relative;
  margin-top: clamp(28px, 4vw, 48px);
  border: 1px solid var(--grid);
  background: linear-gradient(160deg, rgba(200, 160, 90, 0.12) 0%, rgba(20, 22, 27, 0.9) 46%, var(--ink-2) 100%);
  padding: clamp(22px, 4vw, 40px);
}

.page-faq .faq-cta::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 96px;
  height: 2px;
  background: var(--gold);
}

.page-faq .faq-cta__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.6vw, 26px);
  color: var(--paper);
}

.page-faq .faq-cta__text {
  margin: 0 0 22px;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 断点 ---------- */

@media (min-width: 720px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1fr) 232px;
    align-items: start;
  }

  .page-faq .faq-status {
    margin-top: 6px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-shell {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: clamp(32px, 4vw, 64px);
  }

  .page-faq .faq-toc {
    position: sticky;
    top: calc(var(--head-h) + 20px);
    align-self: start;
  }

  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  }

  .page-faq .faq-chapter:nth-child(even) .faq-head {
    padding-left: clamp(0px, 2.4vw, 32px);
  }

  .page-faq .faq-a {
    padding-left: 66px;
    padding-right: 32px;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-shell {
    grid-template-columns: 260px minmax(0, 1fr);
  }

  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1fr) 268px;
  }
}

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