.page-faq {
  --faq-rail: 6px;
  --faq-sticky-top: 8px;
  --faq-reading: 34em;
  --faq-group-bg: #FAF7F1;
}

/* ---------- Hero ---------- */
.page-faq .faq-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  padding: 28px 0 12px;
  align-items: start;
}

.page-faq .faq-hero__eyebrow {
  margin: 0 0 12px;
  color: var(--amber-700);
}

.page-faq .faq-hero__title {
  margin: 0 0 18px;
  font-size: clamp(28px, 5.4vw, 52px);
  line-height: 1.18;
  letter-spacing: -0.015em;
  font-weight: 800;
  color: var(--ink-900);
  max-width: 20em;
}

.page-faq .faq-hero__lede {
  margin: 0 0 22px;
  max-width: var(--faq-reading);
  font-size: 17px;
  line-height: 1.78;
  color: var(--ink-700);
}

.page-faq .faq-hero__status {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding: 12px 0;
  border-top: 1px solid var(--line-300);
  border-bottom: 1px solid var(--line-300);
}

.page-faq .faq-hero__time {
  font-size: 15px;
  color: var(--ink-900);
}

.page-faq .faq-hero__divider {
  width: 1px;
  height: 16px;
  background: var(--line-300);
}

.page-faq .faq-hero__note {
  font-size: 13px;
  color: var(--graphite-600);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-faq .faq-hero__figure {
  margin: 0;
}

.page-faq .faq-hero__figure .media__frame {
  border: 1px solid var(--line-300);
  box-shadow: var(--shadow-soft);
}

/* ---------- 三分钟自查 ---------- */
.page-faq .faq-check__lede {
  margin: 0 0 20px;
  max-width: var(--faq-reading);
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink-700);
}

.page-faq .faq-check__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-check__item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  background: var(--paper-200);
  border: 1px solid var(--line-300);
  transition: border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-faq .faq-check__item input {
  flex: none;
  width: 18px;
  height: 18px;
  margin: 3px 0 0;
  accent-color: var(--amber-500);
  cursor: pointer;
}

.page-faq .faq-check__item label {
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-700);
  cursor: pointer;
}

.page-faq .faq-check__item label strong {
  color: var(--ink-900);
  font-weight: 700;
}

.page-faq .faq-check__item:has(input:checked) {
  background: var(--warm-white);
  border-color: var(--spring-500);
}

.page-faq .faq-check__item input:focus-visible {
  outline: 2px solid var(--amber-500);
  outline-offset: 2px;
}

.page-faq .faq-check__meter {
  position: relative;
  margin-top: 20px;
  height: 6px;
  background: var(--paper-200);
  border: 1px solid var(--line-300);
  overflow: hidden;
}

.page-faq .faq-check__meter-fill {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--spring-500) 0 25%, var(--summer-500) 25% 50%, var(--autumn-500) 50% 75%, var(--winter-500) 75% 100%);
  transition: width .32s var(--ease);
}

.page-faq .faq-check__list:has(li:has(input:checked)) ~ .faq-check__meter .faq-check__meter-fill {
  width: 25%;
}

.page-faq .faq-check__list:has(li:has(input:checked) ~ li:has(input:checked)) ~ .faq-check__meter .faq-check__meter-fill {
  width: 50%;
}

.page-faq .faq-check__list:has(li:has(input:checked) ~ li:has(input:checked) ~ li:has(input:checked)) ~ .faq-check__meter .faq-check__meter-fill {
  width: 75%;
}

.page-faq .faq-check__list:has(li:has(input:checked) ~ li:has(input:checked) ~ li:has(input:checked) ~ li:has(input:checked)) ~ .faq-check__meter .faq-check__meter-fill {
  width: 100%;
}

.page-faq .faq-check__meter-note {
  margin: 10px 0 0;
  font-size: 13px;
  color: var(--graphite-600);
}

/* ---------- 分组导航 ---------- */
.page-faq .faq-jump {
  position: sticky;
  top: var(--faq-sticky-top);
  z-index: 20;
  background: var(--ink-900);
  border-top: 1px solid rgba(250, 247, 241, .14);
  border-bottom: 1px solid rgba(250, 247, 241, .14);
}

.page-faq .faq-jump__inner {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 0;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-jump__label {
  flex: none;
  color: var(--amber-500);
}

.page-faq .faq-jump__list {
  display: flex;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-jump__link {
  display: inline-block;
  white-space: nowrap;
  padding: 7px 12px;
  font-size: 13px;
  letter-spacing: .02em;
  text-decoration: none;
  color: rgba(250, 247, 241, .78);
  border: 1px solid rgba(250, 247, 241, .18);
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-faq .faq-jump__link:hover,
.page-faq .faq-jump__link:focus-visible {
  color: var(--ink-900);
  background: var(--amber-500);
  border-color: var(--amber-500);
}

.page-faq .faq-jump__link:focus-visible {
  outline: 2px solid var(--amber-500);
  outline-offset: 2px;
}

/* ---------- 分组面板 ---------- */
.page-faq [id^="group-"] {
  scroll-margin-top: 96px;
}

.page-faq .faq-group {
  position: relative;
  padding: 26px 20px 26px 30px;
  background: var(--faq-group-bg);
  border: 1px solid var(--line-300);
  box-shadow: var(--shadow-soft);
  transition: border-color .22s var(--ease), box-shadow .22s var(--ease);
}

.page-faq .faq-group:hover,
.page-faq section:target .faq-group {
  border-color: var(--amber-500);
  box-shadow: var(--shadow-lift);
}

.page-faq .faq-group__rail {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: var(--faq-rail);
  background: var(--graphite-600);
}

.page-faq .faq-group--spring .faq-group__rail { background: var(--spring-500); }
.page-faq .faq-group--summer .faq-group__rail { background: var(--summer-500); }
.page-faq .faq-group--autumn .faq-group__rail { background: var(--autumn-500); }
.page-faq .faq-group--winter .faq-group__rail { background: var(--winter-500); }
.page-faq .faq-group--amber  .faq-group__rail { background: var(--amber-500); }

.page-faq .faq-group__head {
  margin-bottom: 14px;
}

.page-faq .faq-group__head h2 {
  margin: 6px 0 10px;
  font-size: clamp(22px, 2.6vw, 32px);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}

.page-faq .faq-group__intro {
  margin: 0;
  max-width: var(--faq-reading);
  font-size: 15px;
  line-height: 1.78;
  color: var(--graphite-600);
}

/* ---------- 折叠条目 ---------- */
.page-faq .faq-group__items {
  margin-top: 6px;
}

.page-faq .faq-item {
  border-top: 1px solid var(--line-300);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 16px 4px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--ink-900);
  transition: color .2s var(--ease);
}

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

.page-faq .faq-item__q::after {
  content: "+";
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--amber-700);
}

.page-faq .faq-item[open] .faq-item__q::after {
  content: "–";
}

.page-faq .faq-item__q:hover {
  color: var(--amber-700);
}

.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--amber-500);
  outline-offset: 2px;
}

.page-faq .faq-item__idx {
  flex: none;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--graphite-600);
  padding-top: 2px;
}

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

.page-faq .faq-item__a {
  padding: 0 4px 20px 44px;
  max-width: var(--faq-reading);
}

.page-faq .faq-item__a p {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--ink-700);
}

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

/* ---------- 费用分组配图 ---------- */
.page-faq .faq-figure {
  margin: 18px 0 4px;
  padding: 0;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--line-300);
  background: var(--paper-200);
  object-fit: cover;
}

.page-faq .faq-figure__caption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--graphite-600);
  max-width: var(--faq-reading);
}

/* ---------- 分组底部行动 ---------- */
.page-faq .faq-group__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid var(--line-300);
}

/* ---------- 延伸阅读 ---------- */
.page-faq .faq-next {
  border-top: 1px solid var(--line-300);
  padding-top: 24px;
}

.page-faq .faq-next__head h2 {
  margin: 6px 0 18px;
  font-size: clamp(20px, 2.4vw, 28px);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}

.page-faq .faq-next__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .faq-next__link {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  text-decoration: none;
  background: var(--paper-200);
  border: 1px solid var(--line-300);
  border-left: 3px solid var(--line-300);
  transition: border-color .2s var(--ease), background-color .2s var(--ease), transform .2s var(--ease);
}

.page-faq .faq-next__link:hover,
.page-faq .faq-next__link:focus-visible {
  background: var(--warm-white);
  border-left-color: var(--amber-500);
  transform: translateY(-2px);
}

.page-faq .faq-next__link:focus-visible {
  outline: 2px solid var(--amber-500);
  outline-offset: 2px;
}

.page-faq .faq-next__kicker {
  color: var(--amber-700);
}

.page-faq .faq-next__name {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink-900);
}

.page-faq .faq-next__desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--graphite-600);
}

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

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

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, .85fr);
    gap: 48px;
    padding-top: 40px;
  }

  .page-faq .faq-group {
    padding: 34px 36px 34px 44px;
  }

  .page-faq .faq-item__q {
    font-size: 17px;
    padding: 18px 6px;
  }

  .page-faq .faq-item__a {
    padding-left: 52px;
  }

  .page-faq .faq-figure {
    max-width: 620px;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-next__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-hero__title {
    max-width: 17em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-check__meter-fill,
  .page-faq .faq-next__link,
  .page-faq .faq-group,
  .page-faq .faq-check__item {
    transition: none;
  }

  .page-faq .faq-next__link:hover {
    transform: none;
  }
}