.page-faq {
  --faq-rail: 208px;
  --faq-ink-soft: rgba(43, 42, 40, 0.72);
  display: block;
  background:
    radial-gradient(115% 55% at 100% 0%, rgba(232, 195, 182, 0.42), transparent 62%),
    linear-gradient(180deg, var(--sand) 0%, var(--sand) 78%, rgba(232, 195, 182, 0.3) 100%);
  color: var(--rock);
  padding-bottom: clamp(3rem, 7vw, 6rem);
}

.page-faq .container {
  padding-inline: var(--gutter);
}

/* 面包屑 */
.page-faq .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  padding: clamp(1.1rem, 3vw, 1.75rem) 0 0.5rem;
  color: var(--stone);
}

.page-faq .breadcrumb__link {
  color: var(--slate);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease, color 0.25s ease;
}

.page-faq .breadcrumb__link:hover,
.page-faq .breadcrumb__link:focus-visible {
  color: var(--accent-deep);
  border-bottom-color: var(--gold);
}

.page-faq .breadcrumb__sep {
  color: var(--stone);
  opacity: 0.7;
}

.page-faq .breadcrumb__current {
  color: var(--ink);
  font-weight: 500;
}

/* 首屏 */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(1rem, 3vw, 2rem) 0 clamp(2rem, 5vw, 3.5rem);
  max-width: 62ch;
}

.page-faq .faq-hero__band {
  display: block;
  width: 92px;
  height: 4px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--clay), var(--gold));
  margin-bottom: 1.4rem;
}

.page-faq .faq-hero__eyebrow {
  font-family: var(--font-num);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--stone);
  margin: 0 0 0.85rem;
}

.page-faq .faq-hero__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 5.4vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 0 0 1.1rem;
}

.page-faq .faq-hero__lead {
  font-size: clamp(1rem, 1.6vw, 1.1rem);
  line-height: 1.85;
  color: var(--slate);
  margin: 0;
  max-width: 48ch;
}

.page-faq .faq-hero__facts {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.1rem 1rem;
}

.page-faq .faq-hero__facts li {
  border-left: 2px solid var(--clay-soft);
  padding-left: 0.85rem;
}

.page-faq .faq-hero__facts .stat__value {
  display: block;
  font-family: var(--font-num);
  font-size: 1.24rem;
  font-weight: 600;
  line-height: 1.25;
  color: var(--accent-deep);
}

.page-faq .faq-hero__facts .stat__label {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  color: var(--stone);
}

/* 双栏：左刻度 + 右解答 */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 2.5rem);
  align-items: start;
}

.page-faq .faq-rail__label {
  font-family: var(--font-num);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--stone);
  margin: 0 0 0.7rem;
}

.page-faq .faq-rail__list {
  list-style: none;
  margin: 0 0 0.75rem;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-faq .faq-rail__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.9rem 0.45rem 0.65rem;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-pill);
  background: var(--paper);
  color: var(--rock);
  text-decoration: none;
  font-size: 0.84rem;
  line-height: 1.4;
  transition: border-color 0.25s ease, color 0.25s ease, background 0.25s ease;
}

.page-faq .faq-rail__no {
  font-family: var(--font-num);
  font-size: 0.7rem;
  color: var(--stone);
  letter-spacing: 0.06em;
}

.page-faq .faq-rail__link:hover,
.page-faq .faq-rail__link:focus-visible {
  border-color: var(--gold);
  color: var(--accent-deep);
}

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

/* 分组 */
.page-faq .faq-group {
  scroll-margin-top: 7rem;
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(2.5rem, 6vw, 4rem);
  padding-top: clamp(2rem, 5vw, 3.25rem);
  border-top: 1px solid var(--hairline);
}

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

.page-faq .faq-group__no {
  font-family: var(--font-num);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--accent);
  border-bottom: 2px solid var(--gold);
  padding-bottom: 0.15rem;
}

.page-faq .faq-group__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.35rem, 3vw, 1.8rem);
  letter-spacing: -0.01em;
  line-height: 1.2;
  color: var(--ink);
  margin: 0;
}

.page-faq .faq-group__lead {
  font-size: 0.97rem;
  line-height: 1.85;
  color: var(--faq-ink-soft);
  margin: 0 0 1.5rem;
  max-width: 54ch;
}

.page-faq .faq-group__body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.75rem;
}

/* 折叠问答卡 */
.page-faq .qa {
  background: var(--paper);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.page-faq .qa + .qa {
  margin-top: 0.7rem;
}

.page-faq .qa:hover {
  border-color: var(--hairline-strong);
}

.page-faq .qa[open] {
  border-color: var(--accent);
  box-shadow: 0 20px 44px -34px rgba(22, 24, 26, 0.8);
}

.page-faq .qa__q {
  display: flex;
  align-items: baseline;
  gap: 0.8rem;
  padding: 1rem 1.15rem;
  cursor: pointer;
  list-style: none;
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.55;
  color: var(--rock);
}

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

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

.page-faq .qa__no {
  flex: none;
  font-family: var(--font-num);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--accent);
}

.page-faq .qa__text {
  flex: 1 1 auto;
}

.page-faq .qa__q::after {
  content: "";
  flex: none;
  width: 0.55rem;
  height: 0.55rem;
  margin-left: 0.5rem;
  border-right: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(45deg) translate(-0.12em, -0.12em);
  transition: transform 0.28s ease, border-color 0.28s ease;
}

.page-faq .qa[open] .qa__q::after {
  transform: rotate(-135deg) translate(-0.12em, -0.12em);
  border-color: var(--gold);
}

.page-faq .qa__a {
  padding: 0 1.15rem 1.15rem;
  border-top: 1px solid var(--hairline);
}

.page-faq .qa__a > p {
  margin: 1rem 0 0;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--faq-ink-soft);
  max-width: 62ch;
}

.page-faq .qa__a a {
  color: var(--accent-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
  transition: color 0.25s ease, border-color 0.25s ease;
}

.page-faq .qa__a a:hover,
.page-faq .qa__a a:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--accent);
}

.page-faq .faq-kw {
  background: linear-gradient(transparent 64%, rgba(216, 155, 60, 0.45) 64%);
  padding-bottom: 0.06em;
}

/* 配图 */
.page-faq .faq-figure {
  margin: 0;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-md);
  background: linear-gradient(140deg, var(--clay-soft), var(--sand));
}

.page-faq .faq-figure figcaption {
  margin-top: 0.7rem;
  font-size: 0.78rem;
  line-height: 1.65;
  color: var(--stone);
}

/* 收束区 */
.page-faq .faq-cta {
  position: relative;
  isolation: isolate;
  margin-top: clamp(2.75rem, 6vw, 4.5rem);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
}

.page-faq .faq-cta__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.4;
}

.page-faq .faq-cta::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(112deg, rgba(22, 24, 26, 0.96) 10%, rgba(22, 24, 26, 0.7) 56%, rgba(68, 80, 89, 0.6) 100%);
}

.page-faq .faq-cta__inner {
  position: relative;
  padding: clamp(1.75rem, 5vw, 3.25rem);
  max-width: 47ch;
}

.page-faq .faq-cta__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.4vw, 2.3rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0 0 0.9rem;
  color: var(--paper);
}

.page-faq .faq-cta__text {
  margin: 0 0 1.6rem;
  font-size: 0.96rem;
  line-height: 1.85;
  color: var(--on-dark);
  word-break: break-word;
}

.page-faq .faq-cta__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.72rem 1.5rem;
  border-radius: var(--radius-pill);
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  background: var(--gold);
  color: var(--ink);
  border: 1px solid transparent;
  transition: background 0.25s ease, color 0.25s ease, transform 0.25s ease;
}

.page-faq .faq-cta__btn:hover,
.page-faq .faq-cta__btn:focus-visible {
  background: var(--paper);
  color: var(--ink);
  transform: translateY(-1px);
}

.page-faq .faq-cta__btn:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
}

/* 回到顶部 */
.page-faq .faq-totop {
  margin: 1.75rem 0 0;
  text-align: right;
  font-size: 0.82rem;
}

.page-faq .faq-totop a {
  color: var(--stone);
  text-decoration: none;
  border-left: 2px solid var(--gold);
  padding-left: 0.6rem;
  transition: color 0.25s ease;
}

.page-faq .faq-totop a:hover,
.page-faq .faq-totop a:focus-visible {
  color: var(--accent-deep);
}

/* 窄屏以上 */
@media (min-width: 720px) {
  .page-faq .faq-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-layout {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    gap: clamp(2rem, 4vw, 4rem);
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 6.5rem;
  }

  .page-faq .faq-rail__list {
    flex-direction: column;
    gap: 0;
    margin-bottom: 0;
  }

  .page-faq .faq-rail__link {
    width: 100%;
    border: none;
    border-left: 2px solid var(--hairline-strong);
    border-radius: 0;
    background: transparent;
    padding: 0.7rem 0.4rem 0.7rem 1rem;
  }

  .page-faq .faq-rail__link:hover,
  .page-faq .faq-rail__link:focus-visible {
    border-left-color: var(--gold);
    background: rgba(216, 155, 60, 0.1);
  }

  .page-faq .qa__q {
    padding: 1.1rem 1.35rem;
  }

  .page-faq .qa__a {
    padding: 0 1.35rem 1.35rem;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-group__body--media {
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 2.5rem;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa__q::after,
  .page-faq .qa,
  .page-faq .faq-cta__btn,
  .page-faq .faq-rail__link {
    transition: none;
  }

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