.page-faq {
  --faq-side-w: 3fr;
  --faq-main-w: 9fr;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 26px 0 clamp(40px, 6vw, 64px);
  color: var(--paper);
  background:
    radial-gradient(120% 92% at 84% -12%, rgba(201, 162, 39, 0.17), transparent 62%),
    linear-gradient(180deg, var(--ink-900) 0%, var(--ink-800) 100%);
  border-bottom: 1px solid var(--line-ink);
}

.page-faq .faq-hero__crumbs {
  margin: 0 0 clamp(22px, 4vw, 34px);
  font-size: var(--fs-xs);
  letter-spacing: 0.04em;
  color: var(--stone);
}

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

.page-faq .faq-hero__crumbs a:hover,
.page-faq .faq-hero__crumbs a:focus-visible {
  text-decoration: underline;
}

.page-faq .faq-hero__crumbs span[aria-hidden="true"] {
  margin: 0 8px;
  color: var(--stone);
}

.page-faq .faq-hero h1 {
  margin: 14px 0 0;
  max-width: 18em;
  font-size: clamp(2rem, 6vw, 3.6rem);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: 0.045em;
  color: var(--paper);
}

.page-faq .faq-hero__lede {
  margin: 22px 0 0;
  max-width: 36em;
  font-size: var(--fs-base);
  line-height: 1.85;
  color: rgba(245, 241, 233, 0.8);
}

.page-faq .faq-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(28px, 5vw, 40px) 0 0;
  padding: 1px;
  list-style: none;
  background: var(--line-ink-strong);
  border: 1px solid var(--line-ink);
  border-radius: 3px;
}

.page-faq .faq-facts li {
  min-width: 0;
  padding: 16px 18px;
  background: rgba(22, 40, 63, 0.92);
}

.page-faq .faq-facts__k {
  display: block;
  font-size: var(--fs-xs);
  letter-spacing: 0.1em;
  color: var(--stone);
}

.page-faq .faq-facts__v {
  display: block;
  margin-top: 8px;
  font-size: var(--fs-lg);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--gold);
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-body {
  padding: clamp(40px, 6vw, 72px) 0 clamp(56px, 8vw, 96px);
  background: var(--paper);
}

.page-faq .faq-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 44px);
}

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

.page-faq .faq-side__media {
  margin: 0;
  border: 1px solid var(--line-paper);
  border-radius: 3px;
  overflow: hidden;
  background: var(--sand);
}

.page-faq .faq-side__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  filter: saturate(0.82) contrast(1.04);
}

.page-faq .faq-side__note {
  margin: 20px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--line-gold);
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--stone);
}

.page-faq .faq-side__note a {
  color: var(--wine);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid rgba(110, 31, 44, 0.4);
}

.page-faq .faq-side__note a:hover,
.page-faq .faq-side__note a:focus-visible {
  border-bottom-color: var(--wine);
}

/* ---------- 索引 ---------- */
.page-faq .faq-toc {
  margin-top: 28px;
}

.page-faq .faq-toc .toc__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.18em;
  color: var(--stone);
}

.page-faq .faq-toc .toc__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-paper);
}

.page-faq .toc__link {
  position: relative;
  display: block;
  padding: 12px 6px 12px 22px;
  font-size: var(--fs-sm);
  line-height: 1.5;
  color: var(--ink-900);
  text-decoration: none;
  border-bottom: 1px solid var(--line-paper);
  transition: color 0.18s ease, background-color 0.18s ease;
}

.page-faq .toc__link::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 50%;
  width: 8px;
  height: 1px;
  background: var(--stone);
  transform: translateY(-50%);
  transition: width 0.2s ease, background-color 0.2s ease, height 0.2s ease;
}

.page-faq .toc__link:hover,
.page-faq .toc__link:focus-visible {
  color: var(--wine);
  background: rgba(228, 223, 211, 0.5);
}

.page-faq .toc__link[aria-current="true"] {
  color: var(--ink-900);
  font-weight: 700;
}

.page-faq .toc__link[aria-current="true"]::before {
  width: 14px;
  height: 2px;
  background: var(--night);
}

/* ---------- 分组 ---------- */
.page-faq .faq-main {
  min-width: 0;
}

.page-faq .faq-group {
  --group-accent: var(--night);
}

.page-faq .faq-group--shifts {
  --group-accent: var(--am);
}

.page-faq .faq-group--tables {
  --group-accent: var(--noon);
}

.page-faq .faq-group--rebate {
  --group-accent: var(--gold);
}

.page-faq .faq-group--contact {
  --group-accent: var(--night);
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(40px, 6vw, 60px);
  padding-top: clamp(36px, 5vw, 52px);
  border-top: 1px solid var(--line-paper);
}

.page-faq .faq-group__head {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.page-faq .faq-group__no {
  flex: 0 0 auto;
  padding-top: 6px;
  font-size: var(--fs-sm);
  letter-spacing: 0.1em;
  color: var(--stone);
}

.page-faq .faq-group h2 {
  margin: 0;
  font-size: var(--fs-xl);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: 0.03em;
  color: var(--ink-900);
}

.page-faq .faq-group h2::after {
  content: "";
  display: block;
  width: 42px;
  height: 3px;
  margin-top: 12px;
  background: var(--group-accent);
  border-radius: 2px;
}

.page-faq .faq-group__sub {
  margin: 12px 0 0;
  max-width: 40em;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--stone);
}

/* ---------- 返水示意 ---------- */
.page-faq .faq-group__media {
  margin: 24px 0 0;
  border: 1px solid var(--line-paper);
  border-radius: 3px;
  overflow: hidden;
  background: var(--ink-900);
}

.page-faq .faq-group__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-faq .faq-group__media .media-frame__caption {
  margin: 0;
  padding: 12px 14px;
  font-size: var(--fs-xs);
  letter-spacing: 0.04em;
  color: var(--stone);
  background: var(--paper);
  border-top: 1px solid var(--line-paper);
}

.page-faq .rebate-ladder {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 62px;
  margin: 20px 0 0;
  padding: 0 2px;
}

.page-faq .rebate-ladder span {
  flex: 1 1 0;
  min-width: 0;
  border-top: 2px solid var(--gold);
  border-radius: 2px 2px 0 0;
  background: linear-gradient(180deg, rgba(201, 162, 39, 0.5), rgba(201, 162, 39, 0.1));
}

.page-faq .rebate-ladder span:nth-child(1) { height: 26%; }
.page-faq .rebate-ladder span:nth-child(2) { height: 44%; }
.page-faq .rebate-ladder span:nth-child(3) { height: 62%; }
.page-faq .rebate-ladder span:nth-child(4) { height: 80%; }
.page-faq .rebate-ladder span:nth-child(5) { height: 100%; }

/* ---------- 折叠问答 ---------- */
.page-faq .faq-list {
  margin-top: 24px;
  border-top: 1px solid var(--line-paper);
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--line-paper);
}

.page-faq .faq-q {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 18px 6px;
  font-size: var(--fs-base);
  font-weight: 700;
  line-height: 1.6;
  letter-spacing: 0.01em;
  color: var(--ink-900);
  cursor: pointer;
  list-style: none;
  transition: color 0.18s ease;
}

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

.page-faq .faq-q:hover {
  color: var(--wine);
}

.page-faq .faq-q:focus-visible {
  outline: 2px solid var(--night);
  outline-offset: 2px;
  border-radius: 2px;
}

.page-faq .faq-q__mark {
  position: relative;
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
  margin-top: 6px;
  border: 1px solid var(--line-gold);
  border-radius: 2px;
}

.page-faq .faq-q__mark::before,
.page-faq .faq-q__mark::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--gold-deep);
  transform: translate(-50%, -50%);
}

.page-faq .faq-q__mark::before {
  width: 8px;
  height: 1.5px;
}

.page-faq .faq-q__mark::after {
  width: 1.5px;
  height: 8px;
  transition: transform 0.2s ease;
}

.page-faq .faq-item[open] .faq-q {
  color: var(--wine);
}

.page-faq .faq-item[open] .faq-q__mark::after {
  transform: translate(-50%, -50%) scaleY(0);
}

.page-faq .faq-a {
  padding: 0 6px 22px 36px;
}

.page-faq .faq-a p {
  margin: 0;
  max-width: 36em;
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: var(--ink-800);
}

.page-faq .faq-a p + p {
  margin-top: 10px;
}

.page-faq .faq-a__lead {
  padding-left: 12px;
  border-left: 3px solid var(--gold);
  font-weight: 700;
  color: var(--ink-900);
}

.page-faq .faq-item[open] .faq-a__lead {
  animation: faq-lead-in 0.26s ease-out both;
}

.page-faq .faq-a a {
  color: var(--wine);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid rgba(110, 31, 44, 0.4);
}

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

.page-faq .num-chip {
  display: inline-block;
  padding: 1px 6px;
  font-family: var(--font-mono);
  font-size: 0.92em;
  font-weight: 600;
  color: var(--ink-900);
  background: var(--sand);
  border-radius: 2px;
  word-break: break-word;
}

@keyframes faq-lead-in {
  from {
    opacity: 0.35;
    transform: translateY(5px);
    border-left-color: var(--wine);
  }
  to {
    opacity: 1;
    transform: translateY(0);
    border-left-color: var(--gold);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item[open] .faq-a__lead {
    animation: none;
  }
  .page-faq .faq-q__mark::after,
  .page-faq .toc__link,
  .page-faq .toc__link::before {
    transition: none;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-group__no {
    padding-top: 10px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-grid {
    grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
    gap: 48px;
  }

  .page-faq .faq-side {
    position: sticky;
    top: 104px;
    align-self: start;
  }

  .page-faq .faq-group__head {
    gap: 22px;
  }

  .page-faq .faq-q {
    padding: 20px 8px;
    font-size: var(--fs-md);
  }

  .page-faq .faq-a {
    padding: 0 8px 26px 42px;
  }

  .page-faq .faq-group__media {
    margin-top: 28px;
  }
}