.page-faq {
  --faq-surface: #FFFDF8;
  --faq-line: rgba(20, 18, 26, 0.12);
  --faq-ink-soft: rgba(20, 18, 26, 0.68);
  --faq-cut: 14px;
  display: block;
  background: var(--paper);
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 4vw, 34px) 0 clamp(48px, 7vw, 86px);
  background:
    radial-gradient(90% 70% at 88% 4%, rgba(255, 122, 0, 0.30), transparent 62%),
    radial-gradient(70% 60% at 8% 98%, rgba(46, 196, 182, 0.20), transparent 60%),
    linear-gradient(158deg, var(--deep) 0%, #131F45 52%, var(--night) 100%);
  color: var(--paper);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: clamp(30px, 6vw, 72px);
  background: var(--paper);
  clip-path: polygon(0 100%, 100% 0, 100% 100%);
  pointer-events: none;
}

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

.page-faq .faq-crumbs {
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-faq .faq-crumbs .crumbs__link {
  color: var(--gold);
}

.page-faq .faq-crumbs .crumbs__item {
  color: rgba(247, 239, 225, 0.68);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 46px);
  align-items: center;
}

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

.page-faq .faq-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  margin: 0 0 16px;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(46, 196, 182, 0.16);
  border: 1px solid rgba(46, 196, 182, 0.5);
  color: var(--teal);
  font-family: var(--font-sans);
  font-size: 13px;
  letter-spacing: 0.08em;
}

.page-faq .faq-hero__title {
  margin: 0 0 18px;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(28px, 5.2vw, 50px);
  line-height: 1.2;
  letter-spacing: 0.01em;
  color: #FFF6E6;
  text-wrap: balance;
}

.page-faq .faq-hero__lede {
  margin: 0 0 26px;
  max-width: 54ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: rgba(247, 239, 225, 0.84);
}

.page-faq .faq-hero__actions {
  flex-wrap: wrap;
}

.page-faq .faq-hero__media {
  margin: 0;
  transform: rotate(-1.2deg);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.42);
}

.page-faq .faq-hero__media .media-frame__caption {
  color: rgba(247, 239, 225, 0.78);
}

/* ---------- 主体问答区 ---------- */
.page-faq .faq-body {
  padding: clamp(28px, 4vw, 52px) 0 clamp(52px, 8vw, 96px);
  background: linear-gradient(180deg, #FBF5E9 0%, var(--paper) 55%);
}

.page-faq .faq-body__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.4vw, 42px);
  align-items: start;
}

/* 问题索引 */
.page-faq .faq-index {
  min-width: 0;
  padding: 18px;
  border-radius: 18px;
  border: 1px solid rgba(255, 200, 87, 0.24);
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(255, 122, 0, 0.22), transparent 62%),
    linear-gradient(175deg, #101E42 0%, #251847 100%);
  color: var(--paper);
}

.page-faq .faq-index__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-faq .faq-index__list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-faq .faq-index__link {
  display: block;
  padding: 9px 14px;
  border-left: 2px solid transparent;
  border-radius: 999px;
  font-size: 14px;
  color: rgba(247, 239, 225, 0.78);
  text-decoration: none;
  white-space: nowrap;
  transition: color 220ms var(--ease), background-color 220ms var(--ease), border-color 220ms var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: #FFF6E6;
  background: rgba(255, 122, 0, 0.14);
  border-left-color: var(--sun);
  outline: none;
}

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

.page-faq .faq-group {
  scroll-margin-top: 96px;
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(38px, 5vw, 62px);
}

.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-group__num {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--sun);
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(20px, 2.6vw, 28px);
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-faq .faq-group__note {
  margin: 0 0 0 auto;
  font-size: 13px;
  color: var(--sand);
  white-space: nowrap;
}

/* ---------- 折叠面板 ---------- */
.page-faq .fold {
  position: relative;
  margin-bottom: 12px;
  background: var(--faq-surface);
  border: 1px solid var(--faq-line);
  border-radius: 14px;
  clip-path: polygon(0 0, calc(100% - var(--faq-cut)) 0, 100% var(--faq-cut), 100% 100%, 0 100%);
  overflow: hidden;
  transition: box-shadow 260ms var(--ease), border-color 260ms var(--ease);
}

.page-faq .fold[open] {
  border-color: rgba(255, 122, 0, 0.5);
  box-shadow: 0 14px 34px rgba(11, 27, 58, 0.10);
}

.page-faq .fold__summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-round);
  font-weight: 600;
  font-size: 15.5px;
  line-height: 1.6;
  color: var(--ink);
}

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

.page-faq .fold__summary::after {
  content: "";
  flex: none;
  width: 9px;
  height: 9px;
  margin-left: auto;
  margin-top: 7px;
  border-right: 2px solid var(--teal);
  border-bottom: 2px solid var(--teal);
  transform: rotate(45deg);
  transition: transform 260ms var(--ease);
}

.page-faq .fold[open] .fold__summary::after {
  transform: rotate(-135deg);
}

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

.page-faq .fold__index {
  flex: none;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--sand);
}

.page-faq .fold__q {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .fold__body {
  padding: 0 18px 20px 50px;
}

.page-faq .fold__body p {
  margin: 0 0 12px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--faq-ink-soft);
}

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

.page-faq .fold__body strong {
  color: #B25000;
  font-weight: 600;
}

.page-faq .fold__body a {
  color: #B25000;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .fold__body a:hover,
.page-faq .fold__body a:focus-visible {
  color: var(--sun);
}

/* ---------- 提示带 ---------- */
.page-faq .tip-band {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 20px;
  margin: clamp(28px, 4vw, 46px) 0;
  padding: clamp(18px, 2.6vw, 26px) clamp(22px, 3vw, 36px);
  background: linear-gradient(100deg, #FFF7E6 0%, var(--paper) 52%, #F0E1C6 100%);
  box-shadow: inset 0 0 0 1px rgba(138, 106, 47, 0.28);
  clip-path: polygon(18px 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%, 0 18px);
}

.page-faq .tip-band::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 5px;
  background: linear-gradient(180deg, var(--sun), var(--gold));
}

.page-faq .tip-band__label {
  flex: none;
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--gold);
  color: var(--ink);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
}

.page-faq .tip-band__text {
  flex: 1 1 260px;
  margin: 0;
  min-width: 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: #3B3221;
}

/* ---------- 配图 ---------- */
.page-faq .faq-figure {
  margin: 24px 0 0;
}

/* ---------- 联系方式舱 ---------- */
.page-faq .contact-slab {
  margin-top: 22px;
  padding: clamp(20px, 3vw, 30px);
  border-radius: 18px;
  border: 1px solid rgba(46, 196, 182, 0.42);
  background:
    radial-gradient(120% 100% at 100% 0%, rgba(46, 196, 182, 0.16), transparent 60%),
    linear-gradient(160deg, #FFFDF8 0%, #F4FBF9 100%);
}

.page-faq .contact-slab__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-faq .contact-slab__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.page-faq .contact-slab__k {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--sand);
}

.page-faq .contact-slab__v {
  font-size: clamp(15px, 2vw, 19px);
  font-weight: 600;
  color: var(--deep);
  word-break: break-word;
}

.page-faq .contact-slab__note {
  font-size: 14px;
  line-height: 1.7;
  color: var(--faq-ink-soft);
}

.page-faq .contact-slab__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 20px;
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px dashed rgba(20, 18, 26, 0.18);
}

.page-faq .faq-textlink {
  font-size: 15px;
  color: var(--deep);
  text-decoration: none;
  border-bottom: 2px solid rgba(255, 122, 0, 0.55);
  padding-bottom: 2px;
  transition: color 220ms var(--ease), border-color 220ms var(--ease);
}

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

/* ---------- 响应式 ---------- */
@media (max-width: 560px) {
  .page-faq .fold__body {
    padding-left: 18px;
  }

  .page-faq .faq-group__note {
    display: none;
  }

  .page-faq .faq-hero__media {
    transform: none;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-faq .faq-body__grid {
    grid-template-columns: 252px minmax(0, 1fr);
  }

  .page-faq .faq-index {
    position: sticky;
    top: 96px;
    padding: 20px 18px;
  }

  .page-faq .faq-index__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
  }

  .page-faq .faq-index__link {
    white-space: normal;
    border-radius: 8px;
    border-left: 3px solid transparent;
    font-family: var(--font-serif);
    font-size: 15px;
    line-height: 1.5;
  }

  .page-faq .contact-slab__row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-body__grid {
    grid-template-columns: 268px minmax(0, 1fr);
    gap: 52px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .fold,
  .page-faq .fold__summary::after,
  .page-faq .faq-index__link,
  .page-faq .faq-textlink {
    transition: none;
  }
}