.page-faq {
  --faq-index-w: 272px;
  --faq-sticky: 84px;
  max-width: var(--shell);
  margin-inline: auto;
  padding: clamp(16px, 2.5vw, 28px) clamp(16px, 4vw, 40px) clamp(56px, 8vw, 104px);
  color: var(--ink);
  overflow-wrap: break-word;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-intro {
  position: relative;
  overflow: hidden;
  margin-top: clamp(12px, 2vw, 22px);
  padding: clamp(22px, 3.2vw, 44px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background:
    linear-gradient(135deg, rgba(46, 110, 91, .12), rgba(46, 127, 184, .09) 52%, rgba(217, 162, 39, .14));
  display: grid;
  gap: clamp(20px, 3vw, 36px);
}

.page-faq .faq-intro::after {
  content: "";
  position: absolute;
  left: 30%;
  right: -12%;
  bottom: -46%;
  height: 260px;
  background: repeating-linear-gradient(115deg, var(--track) 0 2px, transparent 2px 18px);
  opacity: .55;
  transform: rotate(-6deg);
  pointer-events: none;
}

.page-faq .faq-intro__copy {
  position: relative;
  z-index: 1;
}

.page-faq .faq-intro h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 5.2vw, 56px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--lake);
}

.page-faq .faq-intro .lede {
  margin: 18px 0 0;
  max-width: 36em;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.9;
  color: var(--stone);
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-jump a {
  display: inline-block;
  padding: 8px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-pill);
  font-family: var(--font-ui);
  font-size: 14px;
  letter-spacing: .02em;
  color: var(--lake);
  text-decoration: none;
  transition: border-color .2s ease, background-color .2s ease, transform .2s ease;
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  border-color: var(--gold);
  background: var(--gold-soft);
  transform: translateY(-2px);
}

.page-faq .faq-intro__media {
  position: relative;
  z-index: 1;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--mist);
  overflow: hidden;
}

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

/* ---------- 主体双栏 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: clamp(24px, 3vw, 44px);
  margin-top: clamp(28px, 4vw, 56px);
}

.page-faq .faq-index {
  border-top: 2px solid var(--grass);
  padding-top: 18px;
}

.page-faq .faq-index__title {
  margin: 0;
  font-family: var(--font-ui);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--moss);
}

.page-faq .faq-index__list {
  display: grid;
  gap: 2px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-index__list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 9px 4px;
  border-bottom: 1px dashed var(--line);
  font-family: var(--font-ui);
  font-size: 15px;
  color: var(--stone);
  text-decoration: none;
  transition: color .2s ease, padding-left .2s ease;
}

.page-faq .faq-index__list a:hover,
.page-faq .faq-index__list a:focus-visible {
  color: var(--lake);
  padding-left: 10px;
}

.page-faq .faq-index__num {
  font-family: var(--font-body);
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--moss);
}

.page-faq .faq-index__note {
  margin-top: 24px;
  padding: 16px 18px;
  border-left: 4px solid var(--clay);
  border-radius: var(--r-sm);
  background: var(--mist);
}

.page-faq .faq-index__note p {
  margin: 0 0 14px;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--stone);
}

/* ---------- 分组 ---------- */
.page-faq .faq-group {
  margin-bottom: clamp(32px, 5vw, 64px);
  scroll-margin-top: 104px;
}

.page-faq .faq-group:last-child {
  margin-bottom: 0;
}

.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 12px 0 14px;
  border-bottom: 2px solid var(--grass);
}

.page-faq .faq-group__num {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: clamp(28px, 3.4vw, 44px);
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--gold);
}

.page-faq .faq-group__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 2.6vw, 30px);
  letter-spacing: -0.01em;
  color: var(--lake);
}

.page-faq .faq-group__note {
  margin: 8px 0 0;
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.7;
  color: var(--stone);
}

.page-faq .faq-figure {
  margin: 22px 0 0;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--mist);
  overflow: hidden;
}

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

.page-faq .faq-figure .media__caption {
  margin: 0;
  padding: 10px 16px;
  font-family: var(--font-ui);
  font-size: 13px;
  line-height: 1.6;
  color: var(--stone);
  background: var(--mist);
}

/* ---------- 问答卡片 ---------- */
.page-faq .faq-cards {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.page-faq .qa {
  border: 1px solid var(--line);
  border-left: 4px solid var(--moss);
  border-radius: var(--r-md);
  background: var(--mist);
  overflow: hidden;
  transition: border-color .25s ease, background-color .25s ease, box-shadow .25s ease;
}

.page-faq .qa:hover {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-soft);
}

.page-faq .qa[open] {
  border-left-color: var(--gold);
  background: #ffffff;
}

.page-faq .qa__q {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.6;
  color: var(--lake);
  transition: color .2s ease;
}

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

.page-faq .qa__q::after {
  content: "+";
  margin-left: auto;
  padding-left: 12px;
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 20px;
  line-height: 1.2;
  color: var(--moss);
  transition: color .2s ease;
}

.page-faq .qa[open] .qa__q::after {
  content: "–";
  color: var(--gold-deep);
}

.page-faq .qa__a {
  padding: 0 18px 18px;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.9;
  color: var(--stone);
}

.page-faq .qa__a p {
  margin: 0;
  max-width: 36em;
}

/* ---------- 联系路径 ---------- */
.page-faq .faq-paths {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.page-faq .faq-path {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(255, 255, 255, .62);
  text-decoration: none;
  transition: transform .2s ease, border-color .2s ease, background-color .2s ease;
}

.page-faq .faq-path:hover,
.page-faq .faq-path:focus-visible {
  transform: translateY(-3px);
  border-color: var(--gold);
  background: #ffffff;
}

.page-faq .faq-path__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  color: var(--lake);
}

.page-faq .faq-path p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--stone);
}

.page-faq .faq-path__go {
  margin-top: auto;
  font-family: var(--font-ui);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--gold-deep);
}

.page-faq .faq-check {
  margin-top: 20px;
  padding: 22px 24px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--r-md);
  background: var(--gold-soft);
}

.page-faq .faq-check__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  color: var(--lake);
}

.page-faq .faq-check ul {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 8px;
}

.page-faq .faq-check li {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--stone);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-paths {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-intro {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: center;
  }
}

@media (min-width: 760px) {
  .page-faq .faq-group__head {
    position: sticky;
    top: var(--faq-sticky);
    z-index: 3;
    background: var(--cream);
  }
}

@media (min-width: 960px) {
  .page-faq .faq-layout {
    grid-template-columns: var(--faq-index-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: var(--faq-sticky);
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-paths {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}