.page-faq {
  padding-bottom: 72px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 20px 0 50px;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold) 0 96px, rgba(201, 162, 75, .14) 96px 100%);
}

.page-faq .crumbs {
  margin-bottom: 30px;
  font-size: 13px;
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

.page-faq .faq-hero__lead .eyebrow {
  margin: 0 0 14px;
}

.page-faq .faq-hero__lead h1 {
  margin: 0;
  font-size: clamp(34px, 7.4vw, 68px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--ivory);
  max-width: 15em;
}

.page-faq .faq-hero__lead .lead {
  margin: 22px 0 0;
  max-width: 62ch;
  color: var(--ivory-dim);
  font-size: 16px;
  line-height: 1.95;
}

/* 分组索引卡 */
.page-faq .faq-index {
  border: 2px solid var(--line);
  background: var(--panel);
  box-shadow: 6px 6px 0 rgba(201, 162, 75, .16);
  padding: 18px 16px 16px;
}

.page-faq .faq-index__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ivory-mute);
}

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

.page-faq .faq-index__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 8px;
  color: var(--ivory);
  text-decoration: none;
  font-size: 14.5px;
  line-height: 1.5;
  border-left: 2px solid transparent;
  transition: border-color .16s var(--ease), background .16s var(--ease), color .16s var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  border-left-color: var(--gold);
  background: rgba(201, 162, 75, .08);
  color: var(--gold-bright);
}

.page-faq .faq-index__idx {
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--gold);
  flex: none;
}

/* ---------- 分组骨架 ---------- */
.page-faq .faq-group > .container {
  position: relative;
  padding-top: 48px;
  padding-bottom: 10px;
}

.page-faq .faq-group:first-of-type > .container::before {
  content: "";
  position: absolute;
  top: 0;
  left: var(--pad);
  right: var(--pad);
  height: 1px;
  background: linear-gradient(90deg, rgba(201, 162, 75, .8), rgba(201, 162, 75, .14) 64%, transparent);
}

.page-faq .faq-group__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 16px;
  margin-bottom: 28px;
}

.page-faq .faq-group__num {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold);
  border: 1px solid var(--line);
  padding: 4px 9px;
  line-height: 1;
  flex: none;
}

.page-faq .faq-group__head h2 {
  margin: 0;
  flex: 1 1 auto;
  font-size: clamp(23px, 3.4vw, 36px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  font-weight: 800;
  color: var(--ivory);
}

.page-faq .faq-group__desc {
  flex: 1 1 100%;
  margin: 0;
  max-width: 70ch;
  color: var(--ivory-mute);
  font-size: 15px;
  line-height: 1.85;
}

/* ---------- 配图 ---------- */
.page-faq .faq-shot {
  margin: 0 0 28px;
}

.page-faq .faq-shot img,
.page-faq .prep-shot img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .prep-shot {
  margin: 0;
}

/* ---------- 问答卡片 ---------- */
.page-faq .qa-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-faq .qa {
  border: 2px solid var(--slate);
  background: var(--panel);
  box-shadow: 5px 5px 0 rgba(201, 162, 75, .13);
  transition: box-shadow .18s var(--ease), border-color .18s var(--ease);
}

.page-faq .qa:hover {
  border-color: var(--line);
  box-shadow: -5px -5px 0 rgba(201, 162, 75, .2);
}

.page-faq .qa__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  width: 100%;
  margin: 0;
  padding: 16px 16px 16px 0;
  background: none;
  border: 0;
  text-align: left;
  color: var(--ivory);
  font-family: inherit;
  cursor: pointer;
}

.page-faq .qa__head:focus-visible {
  outline: 2px solid var(--gold-bright);
  outline-offset: -4px;
}

.page-faq .qa__num {
  display: grid;
  place-items: center;
  align-self: stretch;
  writing-mode: vertical-rl;
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--gold);
  padding: 0 12px;
  border-right: 1px solid rgba(201, 162, 75, .34);
}

.page-faq .qa__q {
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.6;
  letter-spacing: 0.01em;
}

.page-faq .qa__icon {
  position: relative;
  width: 16px;
  height: 16px;
  flex: none;
}

.page-faq .qa__icon::before,
.page-faq .qa__icon::after {
  content: "";
  position: absolute;
  background: var(--gold);
  transition: transform .18s var(--ease), opacity .18s var(--ease);
}

.page-faq .qa__icon::before {
  left: 0;
  right: 0;
  top: 50%;
  height: 2px;
  transform: translateY(-50%);
}

.page-faq .qa__icon::after {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  transform: translateX(-50%);
}

.page-faq .qa__head[aria-expanded="true"] .qa__icon::after,
.page-faq .qa[data-open] .qa__icon::after {
  transform: translateX(-50%) scaleY(0);
  opacity: 0;
}

.page-faq .qa__body {
  background: var(--cream);
  color: #221d15;
  border-top: 2px solid var(--slate);
  padding: 16px 20px 18px;
  font-size: 15px;
  line-height: 1.9;
}

.page-faq .qa__body p {
  margin: 0;
}

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

/* ---------- 咨询准备清单 ---------- */
.page-faq .prep-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  align-items: start;
}

.page-faq .prep-list-wrap {
  display: grid;
  gap: 12px;
}

.page-faq .prep-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  border: 2px solid var(--slate);
  background: var(--panel);
  padding: 15px 16px;
  cursor: pointer;
  transition: border-color .16s var(--ease), background .16s var(--ease);
}

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

.page-faq .prep-item input {
  appearance: none;
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  margin: 3px 0 0;
  border: 2px solid var(--gold);
  background: transparent;
  display: grid;
  place-items: center;
  cursor: pointer;
  flex: none;
}

.page-faq .prep-item input::after {
  content: "";
  width: 10px;
  height: 10px;
  background: var(--gold-bright);
  transform: scale(0);
  transition: transform .16s var(--ease);
}

.page-faq .prep-item input:checked::after {
  transform: scale(1);
}

.page-faq .prep-item input:checked {
  background: rgba(201, 162, 75, .16);
}

.page-faq .prep-item input:focus-visible {
  outline: 2px solid var(--gold-bright);
  outline-offset: 2px;
}

.page-faq .prep-item__text {
  display: grid;
  gap: 5px;
}

.page-faq .prep-item__text strong {
  font-size: 15.5px;
  font-weight: 700;
  color: var(--ivory);
  line-height: 1.55;
}

.page-faq .prep-item__text em {
  font-style: normal;
  font-size: 13px;
  line-height: 1.75;
  color: var(--ivory-mute);
}

.page-faq .prep-item input:checked ~ .prep-item__text strong {
  color: var(--ivory-mute);
}

.page-faq .prep-item input:checked ~ .prep-item__text em {
  color: rgba(242, 235, 221, .38);
}

/* ---------- 联系区 ---------- */
.page-faq .contact-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  border: 2px solid var(--line);
  background: linear-gradient(140deg, var(--panel) 0%, #101317 100%);
  box-shadow: 6px 6px 0 rgba(210, 69, 58, .18);
  padding: 24px 20px;
}

.page-faq .contact-band__label {
  margin: 0 0 14px;
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ivory-mute);
}

.page-faq .contact-band__mail {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(17px, 3.6vw, 24px);
  letter-spacing: 0.01em;
  color: var(--gold-bright);
  word-break: break-all;
}

.page-faq .contact-band__tel {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(19px, 4vw, 28px);
  letter-spacing: 0.04em;
  color: var(--ivory);
}

.page-faq .contact-band__note {
  margin: 16px 0 0;
  max-width: 56ch;
  font-size: 14px;
  line-height: 1.9;
  color: var(--ivory-dim);
}

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

.page-faq .link-list__a {
  display: block;
  padding: 9px 0;
  color: var(--ivory);
  text-decoration: none;
  font-size: 14.5px;
  line-height: 1.6;
  border-bottom: 1px solid var(--line-soft);
  transition: color .16s var(--ease), border-color .16s var(--ease);
}

.page-faq .link-list li:last-child .link-list__a {
  border-bottom: 0;
}

.page-faq .link-list__a:hover,
.page-faq .link-list__a:focus-visible {
  color: var(--gold-bright);
  border-bottom-color: var(--gold);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-faq .qa-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding: 26px 0 66px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.85fr);
    gap: 56px;
  }

  .page-faq .faq-index {
    padding: 22px 20px 20px;
  }

  .page-faq .faq-group > .container {
    padding-top: 62px;
  }

  .page-faq .faq-group__desc {
    padding-left: 62px;
  }

  .page-faq .qa__head {
    padding: 20px 20px 20px 0;
  }

  .page-faq .qa__body {
    padding: 18px 24px 20px;
  }

  .page-faq .prep-layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 34px;
  }

  .page-faq .contact-band {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.9fr);
    align-items: start;
    padding: 36px 34px;
  }
}

@media (min-width: 1200px) {
  .page-faq {
    padding-bottom: 96px;
  }

  .page-faq .qa__q {
    font-size: 17px;
  }
}