.page-faq {
  background: var(--navy-900);
  color: var(--cream);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

.page-faq [id] {
  scroll-margin-top: 96px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 64px 0 56px;
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(201, 162, 77, 0.16), transparent 58%),
    linear-gradient(180deg, var(--navy-800) 0%, var(--navy-900) 100%);
  border-bottom: 1px solid var(--line);
}

.page-faq .crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 2.4rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.09em;
  color: var(--grey-cool);
}

.page-faq .crumbs a {
  color: var(--gold);
  text-decoration: none;
}

.page-faq .crumbs a:hover,
.page-faq .crumbs a:focus-visible {
  color: var(--gold-bright);
  outline: none;
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 32px;
}

.page-faq .faq-hero h1.display {
  margin: 0 0 1.1rem;
  font-family: var(--font-serif);
  font-size: clamp(2rem, 7vw, 3.4rem);
  line-height: 1.18;
  letter-spacing: 0.02em;
  color: var(--cream);
  text-wrap: balance;
}

.page-faq .faq-hero .eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--gold-bright);
  margin: 0 0 1.1rem;
  padding-left: 1.6rem;
  position: relative;
}

.page-faq .faq-hero .eyebrow::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 1.1rem;
  height: 1px;
  background: var(--gold);
}

.page-faq .faq-hero .lede {
  max-width: 48ch;
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.9;
  color: rgba(244, 239, 227, 0.82);
}

.page-faq .faq-hero__art {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--navy-700);
}

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

.page-faq .faq-stats {
  list-style: none;
  margin: 44px 0 0;
  padding: 26px 0 0;
  border-top: 1px dashed var(--line);
  display: grid;
  gap: 22px;
}

.page-faq .faq-stats__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.75rem;
  letter-spacing: 0.04em;
  color: var(--gold-bright);
  line-height: 1.2;
}

.page-faq .faq-stats__label {
  display: block;
  margin-top: 0.45rem;
  font-size: 0.82rem;
  line-height: 1.65;
  letter-spacing: 0.03em;
  color: var(--grey-cool);
}

/* ---------- 主体 ---------- */
.page-faq .faq-shell {
  background: var(--cream);
  color: var(--ink);
  padding: 60px 0 68px;
}

.page-faq .faq-shell__inner {
  display: grid;
  gap: 38px;
}

.page-faq .faq-rail__title {
  margin: 0 0 1rem;
  padding-bottom: 0.7rem;
  border-bottom: 1px solid rgba(10, 15, 34, 0.14);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--vermilion);
}

.page-faq .faq-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-faq .faq-rail__link {
  display: block;
  padding: 0.5rem 0.8rem;
  border-left: 2px solid rgba(141, 151, 173, 0.42);
  background: rgba(22, 36, 75, 0.05);
  border-radius: var(--radius);
  font-size: 0.87rem;
  color: var(--navy-700);
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.page-faq .faq-rail__link:hover,
.page-faq .faq-rail__link:focus-visible {
  color: var(--vermilion);
  border-left-color: var(--vermilion);
  background: rgba(200, 64, 47, 0.08);
  outline: none;
}

.page-faq .faq-group + .faq-group {
  margin-top: 52px;
  padding-top: 44px;
  border-top: 1px solid rgba(10, 15, 34, 0.12);
}

.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
  flex-wrap: wrap;
  margin-bottom: 0.7rem;
}

.page-faq .faq-group__no {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  letter-spacing: 0.08em;
  color: var(--vermilion);
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.32rem, 4.6vw, 1.85rem);
  line-height: 1.35;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-faq .faq-group__desc {
  max-width: 60ch;
  margin: 0 0 1.7rem;
  font-size: 0.93rem;
  line-height: 1.85;
  color: #414a63;
}

.page-faq .faq-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 15px;
}

.page-faq .faq-item {
  background: #ffffff;
  border: 1px solid rgba(10, 15, 34, 0.09);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius);
  padding: 20px 20px 19px;
  box-shadow: 0 1px 0 rgba(10, 15, 34, 0.04);
}

.page-faq .faq-item__no {
  margin: 0 0 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--vermilion);
}

.page-faq .faq-item__q {
  margin: 0 0 0.62rem;
  font-family: var(--font-serif);
  font-size: 1.06rem;
  line-height: 1.5;
  letter-spacing: 0.01em;
  color: var(--navy-800);
}

.page-faq .faq-item__a {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.9;
  color: #39415a;
}

/* ---------- 插图 ---------- */
.page-faq .faq-figure {
  margin: 52px 0 0;
}

.page-faq .faq-figure__frame {
  position: relative;
  aspect-ratio: 2 / 1;
  overflow: hidden;
  border: 1px solid rgba(10, 15, 34, 0.14);
  border-radius: var(--radius);
  background: var(--cream-2);
}

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

.page-faq .faq-figure__cap {
  margin: 0.85rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  line-height: 1.7;
  color: #6d768c;
}

/* ---------- 尾部指引 ---------- */
.page-faq .faq-cta {
  background: var(--navy-800);
  border-top: 1px solid var(--line);
  padding: 56px 0;
}

.page-faq .faq-cta__inner {
  display: grid;
  gap: 26px;
  align-items: center;
}

.page-faq .faq-cta__text h2 {
  margin: 0 0 0.75rem;
  font-family: var(--font-serif);
  font-size: clamp(1.45rem, 4.4vw, 2.05rem);
  line-height: 1.35;
  color: var(--cream);
}

.page-faq .faq-cta__text p {
  max-width: 54ch;
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.85;
  color: rgba(244, 239, 227, 0.78);
}

.page-faq .faq-cta .btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 32px;
  }

  .page-faq .faq-item {
    padding: 24px 26px 22px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding: 88px 0 64px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: end;
    gap: 56px;
  }

  .page-faq .faq-shell {
    padding: 88px 0 104px;
  }

  .page-faq .faq-cta {
    padding: 72px 0;
  }

  .page-faq .faq-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 48px;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-shell__inner {
    grid-template-columns: 196px minmax(0, 1fr);
    gap: 64px;
    align-items: start;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 96px;
  }

  .page-faq .faq-rail__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0.25rem;
  }

  .page-faq .faq-rail__link {
    background: transparent;
    padding: 0.55rem 0.85rem;
  }

  .page-faq .faq-figure {
    margin-top: 60px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-rail__link {
    transition: none;
  }
}