.page-faq {
  --faq-line: rgba(201, 162, 75, 0.28);
  --faq-dim: rgba(242, 237, 227, 0.72);
  --faq-hair: rgba(242, 237, 227, 0.14);
  --faq-card: rgba(23, 38, 66, 0.72);
  background:
    radial-gradient(1100px 460px at 88% -8%, rgba(201, 162, 75, 0.14), transparent 62%),
    radial-gradient(760px 420px at 2% 40%, rgba(159, 189, 184, 0.09), transparent 68%),
    var(--ink);
  color: var(--paper);
  font-family: var(--font-sans);
  line-height: 1.75;
  padding: 0 0 72px;
  overflow-x: hidden;
}

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

.page-faq a:focus-visible,
.page-faq summary:focus-visible,
.page-faq button:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.page-faq .faq-top {
  padding-top: 24px;
}

.page-faq .crumbs {
  margin: 0 0 18px;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: 22px;
  padding: 24px 20px;
  border: var(--edge);
  background: linear-gradient(158deg, var(--ink-panel) 0%, var(--ink-sub) 100%);
  box-shadow: var(--shadow-2);
}

.page-faq .faq-hero h1 {
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(1.45rem, 5.2vw, 2.35rem);
  line-height: 1.32;
  letter-spacing: 0.06em;
  margin: 10px 0 14px;
  color: var(--paper);
}

.page-faq .faq-hero__lede {
  margin: 0;
  max-width: 48ch;
  color: var(--faq-dim);
  font-size: 0.94rem;
}

.page-faq .faq-stamp {
  border: 1px solid var(--faq-line);
  background: rgba(10, 17, 34, 0.6);
  padding: 16px 16px 18px;
}

.page-faq .faq-stamp__ver {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 2.1rem;
  line-height: 1.1;
  letter-spacing: 0.04em;
  color: var(--gold-light);
  margin: 6px 0 2px;
}

.page-faq .faq-stamp__period {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--faq-dim);
  margin: 0 0 14px;
}

/* ---------- 双栏骨架 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: 28px;
  margin-top: 32px;
}

/* ---------- 侧栏 ---------- */
.page-faq .faq-side {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-faq .faq-side__title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--gold);
  margin: 0 0 10px;
}

.page-faq .faq-cats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.page-faq .faq-cats a {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 10px 12px;
  border: 1px solid var(--faq-hair);
  background: rgba(23, 38, 66, 0.5);
  color: var(--paper);
  font-size: 0.85rem;
  text-decoration: none;
  transition: border-color 0.12s ease, background-color 0.12s ease, transform 0.12s ease;
}

.page-faq .faq-cats a:hover,
.page-faq .faq-cats a:focus-visible {
  border-color: var(--gold);
  background: rgba(201, 162, 75, 0.1);
  transform: translateX(2px);
}

.page-faq .faq-dot {
  flex: 0 0 8px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.page-faq .faq-dot--mint { background: var(--mist); }
.page-faq .faq-dot--moss { background: var(--moss); }
.page-faq .faq-dot--sand { background: var(--sand); }
.page-faq .faq-dot--clay { background: var(--clay); }

.page-faq .faq-side__card {
  border: var(--edge);
  background: var(--ink-panel);
  box-shadow: var(--shadow-1);
  padding: 16px;
}

.page-faq .faq-side__line {
  margin: 0 0 6px;
  font-size: 0.86rem;
  color: var(--faq-dim);
}

.page-faq .faq-side__line strong {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  color: var(--gold-light);
  margin-left: 6px;
}

.page-faq .faq-side__hint {
  margin: 10px 0 0;
  font-size: 0.8rem;
  line-height: 1.65;
  color: rgba(242, 237, 227, 0.58);
  border-top: 1px solid var(--faq-hair);
  padding-top: 10px;
}

.page-faq .faq-copy {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  padding: 6px 11px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--gold-light);
  background: transparent;
  border: 1px solid var(--faq-line);
  cursor: pointer;
  transition: background-color 0.12s ease, border-color 0.12s ease, color 0.12s ease;
}

.page-faq .faq-copy:hover {
  border-color: var(--gold);
  background: rgba(201, 162, 75, 0.12);
}

.page-faq .faq-copy[data-copied] {
  color: var(--ink);
  background: var(--gold-light);
  border-color: var(--gold-light);
}

.page-faq .faq-side__figure {
  margin: 0;
  border: var(--edge);
  box-shadow: var(--shadow-1);
  background: var(--ink-sub);
  overflow: hidden;
}

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

/* ---------- 问题组 ---------- */
.page-faq .faq-group + .faq-group {
  margin-top: 46px;
}

.page-faq .faq-group__head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 12px;
  padding-bottom: 12px;
  margin-bottom: 18px;
  border-bottom: 2px solid var(--faq-line);
}

.page-faq .faq-group__num {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--gold);
  border: 1px solid var(--faq-line);
  padding: 2px 8px;
}

.page-faq .faq-group h2 {
  flex: 1 1 auto;
  min-width: 0;
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: 0.06em;
  line-height: 1.5;
}

.page-faq .faq-group__figure {
  margin: 0 0 18px;
  border: var(--edge);
  box-shadow: var(--shadow-1);
  background: var(--ink-sub);
}

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

.page-faq .faq-group__figure figcaption {
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--faq-dim);
  border-top: 1px solid var(--faq-hair);
}

/* ---------- 手风琴 ---------- */
.page-faq .faq-item {
  border: var(--edge);
  background: var(--faq-card);
  box-shadow: var(--shadow-1);
  transition: transform 0.12s ease, box-shadow 0.12s ease, background-color 0.12s ease;
}

.page-faq .faq-item + .faq-item {
  margin-top: 12px;
}

.page-faq .faq-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-2);
}

.page-faq .faq-item[open] {
  background: var(--ink-panel);
}

.page-faq .faq-item summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px 15px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-item summary::marker {
  content: "";
}

.page-faq .faq-item[open] > summary {
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-qnum {
  flex: 0 0 auto;
  min-width: 2.1em;
  padding-top: 0.24em;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-faq .faq-qtext {
  flex: 1 1 auto;
  min-width: 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 0.98rem;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-faq .faq-sign {
  position: relative;
  flex: 0 0 18px;
  width: 18px;
  height: 18px;
  margin-top: 4px;
}

.page-faq .faq-sign::before,
.page-faq .faq-sign::after {
  content: "";
  position: absolute;
  background: var(--gold-light);
}

.page-faq .faq-sign::before {
  left: 0;
  top: 8px;
  width: 18px;
  height: 2px;
}

.page-faq .faq-sign::after {
  left: 8px;
  top: 0;
  width: 2px;
  height: 18px;
  transition: transform 0.16s ease, opacity 0.16s ease;
}

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

.page-faq .faq-item__body {
  padding: 15px 15px 17px;
  color: var(--faq-dim);
  font-size: 0.9rem;
  line-height: 1.78;
}

.page-faq .faq-item__body > p {
  margin: 0 0 10px;
}

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

.page-faq .faq-item__body a {
  color: var(--gold-light);
  text-decoration: underline;
  text-decoration-color: var(--faq-line);
  text-underline-offset: 3px;
}

.page-faq .faq-item__body a:hover {
  color: var(--gold);
  text-decoration-color: var(--gold);
}

.page-faq .faq-code {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  color: var(--gold-light);
  background: rgba(201, 162, 75, 0.1);
  border: 1px solid var(--faq-line);
  padding: 1px 6px;
  white-space: nowrap;
}

/* ---------- 联系前准备 ---------- */
.page-faq .faq-prep__lede {
  margin: 0 0 16px;
  font-size: 0.92rem;
  color: var(--faq-dim);
  max-width: 60ch;
}

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

.page-faq .faq-prep__list li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 14px;
  border-left: 2px solid var(--gold);
  background: rgba(23, 38, 66, 0.66);
  font-size: 0.88rem;
  color: var(--faq-dim);
}

.page-faq .faq-prep__list strong {
  color: var(--paper);
  font-weight: 600;
}

.page-faq .faq-prep__key {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--gold-light);
}

.page-faq .faq-prep__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.page-faq .faq-backtop {
  margin: 40px 0 0;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
}

.page-faq .faq-backtop a {
  color: var(--gold-light);
  text-decoration: none;
  border-bottom: 1px solid var(--faq-line);
  padding-bottom: 2px;
}

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

/* ---------- 断点 ---------- */
@media (min-width: 721px) {
  .page-faq .faq-hero {
    padding: 30px 28px;
  }

  .page-faq .faq-item summary {
    padding: 17px 20px;
  }

  .page-faq .faq-item__body {
    padding: 16px 20px 20px;
    font-size: 0.93rem;
  }

  .page-faq .faq-qtext {
    font-size: 1.02rem;
  }

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

@media (min-width: 961px) {
  .page-faq {
    padding-bottom: 96px;
  }

  .page-faq .faq-top {
    padding-top: 30px;
  }

  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 0.7fr);
    align-items: end;
    gap: 40px;
    padding: 42px 40px;
  }

  .page-faq .faq-hero__lede {
    font-size: 0.98rem;
  }

  .page-faq .faq-layout {
    grid-template-columns: 286px minmax(0, 1fr);
    gap: 46px;
    margin-top: 52px;
  }

  .page-faq .faq-side {
    position: sticky;
    top: 148px;
  }

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

  .page-faq .faq-group h2 {
    font-size: 1.22rem;
  }

  .page-faq .faq-group__figure img {
    max-height: 300px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-cats a,
  .page-faq .faq-sign::after,
  .page-faq .faq-copy {
    transition: none;
  }

  .page-faq .faq-item:hover {
    transform: none;
  }

  .page-faq .faq-cats a:hover {
    transform: none;
  }
}
<<<END>>>