.page-faq {
  display: block;
}

.page-faq .breadcrumbs {
  padding-top: clamp(1.1rem, 3vw, 1.9rem);
}

/* ---------- 首屏：分屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: clamp(1.6rem, 4vw, 2.8rem);
  padding: clamp(1.5rem, 4vw, 3rem) 0 clamp(2rem, 5vw, 3.2rem);
}

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

.page-faq .faq-hero__kicker {
  margin: 0 0 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: var(--neon);
}

.page-faq .faq-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 7.6vw, 3.9rem);
  line-height: 1.02;
  letter-spacing: 0.05em;
  color: var(--moon);
}

.page-faq .faq-hero__title em {
  font-style: normal;
  background: var(--grad-gold);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-faq .faq-hero__lead {
  margin: 1.15rem 0 0;
  max-width: 62ch;
  font-size: clamp(0.95rem, 2.4vw, 1.05rem);
  line-height: 1.85;
  color: rgba(233, 238, 245, 0.82);
}

/* ---------- 快捷分组入口 ---------- */
.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.4rem;
}

.page-faq .faq-jump__link {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--mist);
  text-decoration: none;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease), background-color 0.16s var(--ease);
}

.page-faq .faq-jump__link:hover,
.page-faq .faq-jump__link:focus-visible {
  color: var(--gold-light);
  border-color: var(--line-strong);
  background-color: rgba(217, 169, 74, 0.06);
}

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

/* ---------- 首屏视觉：五级返水刻度 ---------- */
.page-faq .faq-visual {
  min-width: 0;
  padding: clamp(1.2rem, 3vw, 1.8rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--grad-panel);
  box-shadow: var(--shadow-deep);
}

.page-faq .faq-visual__kicker {
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--mist);
}

.page-faq .rebate-scale__row {
  display: grid;
  grid-template-columns: 3.1rem minmax(0, 1fr) 3.2rem;
  align-items: center;
  gap: 0.7rem;
  padding: 0.45rem 0;
}

.page-faq .rebate-scale__tier {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-faq .rebate-scale__bar {
  display: block;
  height: 6px;
  border-radius: var(--radius);
  background: rgba(233, 238, 245, 0.07);
  overflow: hidden;
}

.page-faq .rebate-scale__fill {
  display: block;
  height: 100%;
  border-radius: var(--radius);
  background: linear-gradient(90deg, rgba(56, 225, 214, 0.3), rgba(56, 225, 214, 0.85));
}

.page-faq .rebate-scale__fill--t1 { width: 15%; }
.page-faq .rebate-scale__fill--t2 { width: 31%; }
.page-faq .rebate-scale__fill--t3 { width: 46%; }
.page-faq .rebate-scale__fill--t4 { width: 69%; }
.page-faq .rebate-scale__fill--t5 {
  width: 100%;
  background: var(--grad-gold);
}

.page-faq .rebate-scale__pct {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  text-align: right;
  color: var(--moon);
}

.page-faq .rebate-scale__row:last-child .rebate-scale__pct {
  color: var(--gold);
}

.page-faq .faq-visual__foot {
  margin: 1rem 0 0;
  padding-top: 0.9rem;
  border-top: 1px solid var(--line-soft);
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 顶部横幅 ---------- */
.page-faq .faq-banner {
  margin: 0 0 clamp(2rem, 5vw, 3.2rem);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--grad-vault);
}

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

/* ---------- 问答组 ---------- */
.page-faq .faq-group {
  position: relative;
  margin-bottom: 0.7rem;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(18, 26, 41, 0.6), rgba(10, 13, 20, 0.35));
  scroll-margin-top: 5.5rem;
  transition: border-color 0.24s var(--ease);
}

.page-faq .faq-group::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  border-radius: var(--radius) 0 0 var(--radius);
  background: linear-gradient(180deg, var(--neon), rgba(56, 225, 214, 0) 78%);
  opacity: 0;
  transition: opacity 0.24s var(--ease);
}

.page-faq .faq-group[open]::before {
  opacity: 1;
}

.page-faq .faq-group:hover {
  border-color: var(--line);
}

.page-faq .faq-group[open] {
  border-color: var(--line);
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.9rem;
  min-height: 4.4rem;
  padding: 1.05rem clamp(0.95rem, 3vw, 1.7rem);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-group__head::marker {
  content: "";
}

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

.page-faq .faq-group__idx {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.05rem, 3.4vw, 1.28rem);
  letter-spacing: 0.06em;
  color: var(--moon);
  transition: color 0.16s var(--ease);
}

.page-faq .faq-group__head:hover .faq-group__title {
  color: var(--gold-light);
}

.page-faq .faq-group__hint {
  display: none;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-faq .faq-group__mark {
  position: relative;
  width: 14px;
  height: 14px;
  flex: none;
}

.page-faq .faq-group__mark::before,
.page-faq .faq-group__mark::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: calc(50% - 0.5px);
  height: 1px;
  background: var(--gold);
  transition: transform 0.24s var(--ease), opacity 0.24s var(--ease);
}

.page-faq .faq-group__mark::after {
  transform: rotate(90deg);
}

.page-faq .faq-group[open] .faq-group__mark::after {
  transform: rotate(0deg);
  opacity: 0;
}

.page-faq .faq-group__body {
  padding: 0.25rem clamp(1.1rem, 3.4vw, 2.6rem) clamp(1.3rem, 3vw, 2rem);
  border-top: 1px solid var(--line-soft);
  animation: faq-open 0.24s var(--ease) both;
}

@keyframes faq-open {
  from {
    opacity: 0;
    transform: translateY(-0.35rem);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 单条问答 ---------- */
.page-faq .qa {
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--hairline);
}

.page-faq .qa:first-child {
  padding-top: 1.3rem;
}

.page-faq .qa__q {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(0.98rem, 2.8vw, 1.06rem);
  letter-spacing: 0.02em;
  color: var(--moon);
}

.page-faq .qa__a {
  margin: 0;
  max-width: 68ch;
  font-size: 0.95rem;
  line-height: 1.85;
  color: rgba(233, 238, 245, 0.82);
}

.page-faq .qa-more {
  margin: 1.1rem 0 0;
}

.page-faq .qa-more__link {
  display: inline-block;
  font-size: 0.84rem;
  letter-spacing: 0.06em;
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(56, 225, 214, 0.3);
  padding-bottom: 0.15rem;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.page-faq .qa-more__link:hover,
.page-faq .qa-more__link:focus-visible {
  color: var(--gold-light);
  border-color: var(--line-strong);
}

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

/* ---------- 规则底纹条 ---------- */
.page-faq .faq-ruleband {
  position: relative;
  margin: clamp(1.6rem, 4.5vw, 2.8rem) 0;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  overflow: hidden;
}

.page-faq .faq-ruleband img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.85) brightness(0.62);
}

.page-faq .faq-ruleband__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: clamp(0.9rem, 3vw, 1.5rem);
  font-size: clamp(0.8rem, 2.4vw, 0.92rem);
  line-height: 1.7;
  letter-spacing: 0.04em;
  color: var(--gold-light);
  background: linear-gradient(0deg, rgba(10, 13, 20, 0.92), rgba(10, 13, 20, 0));
}

/* ---------- 兜底联系区 ---------- */
.page-faq .faq-help {
  margin-top: clamp(2.4rem, 6vw, 4rem);
  padding: clamp(1.5rem, 4.5vw, 3rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--grad-vault);
  box-shadow: var(--shadow-deep);
}

.page-faq .faq-help__inner {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.page-faq .faq-help__title {
  margin: 0 0 0.9rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 4.6vw, 2rem);
  line-height: 1.15;
  letter-spacing: 0.05em;
  color: var(--moon);
}

.page-faq .faq-help__body {
  margin: 0 0 1.5rem;
  max-width: 58ch;
  font-size: 0.94rem;
  line-height: 1.85;
  color: rgba(233, 238, 245, 0.8);
}

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

.page-faq .faq-help__item {
  display: flex;
  flex-direction: column;
  gap: 0.32rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-help__item:first-child {
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-help__label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  color: var(--mist);
}

.page-faq .faq-help__value {
  font-size: 0.94rem;
  line-height: 1.65;
  color: var(--moon);
  word-break: break-word;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-group__head {
    grid-template-columns: 3.2rem minmax(0, 1fr) auto auto;
  }

  .page-faq .faq-group__hint {
    display: inline-block;
  }
}

@media (min-width: 920px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: end;
  }

  .page-faq .faq-help__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
    align-items: start;
  }
}

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

  .page-faq .faq-group__mark::before,
  .page-faq .faq-group__mark::after,
  .page-faq .faq-group::before,
  .page-faq .faq-group,
  .page-faq .faq-jump__link,
  .page-faq .qa-more__link {
    transition: none;
  }
}