.page-faq {
  --faq-body: #b9cbd8;
  --faq-dim: #7e97aa;
  --faq-accent: var(--cyan);
  padding-bottom: clamp(48px, 8vw, 96px);
  color: var(--ice);
}

.page-faq .breadcrumb {
  padding-top: 20px;
}

.page-faq img {
  max-width: 100%;
  height: auto;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: var(--gap-m);
  padding: clamp(20px, 4vw, 40px) 0 var(--gap-l);
  border-bottom: 2px solid var(--grid);
}

.page-faq .faq-hero__eyebrow {
  margin: 0 0 14px;
  font-size: var(--fs-8);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .faq-hero h1 {
  margin: 0 0 18px;
  font-size: clamp(28px, 6.2vw, var(--fs-1));
  line-height: 1.14;
  letter-spacing: -0.02em;
  max-width: 15em;
}

.page-faq .faq-hero__intro {
  margin: 0 0 24px;
  font-size: var(--fs-6);
  line-height: 1.78;
  color: var(--faq-body);
  max-width: 44em;
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq .faq-hero__facts {
  padding: 18px 20px 20px;
  align-self: start;
}

.page-faq .faq-hero__facts-head {
  margin: 0 0 16px;
  font-size: var(--fs-8);
  letter-spacing: 0.14em;
  color: var(--amber);
}

.page-faq .fact-list {
  margin: 0;
  display: grid;
  gap: 2px;
}

.page-faq .fact-list__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--grid);
}

.page-faq .fact-list__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .fact-list dt {
  font-size: var(--fs-8);
  color: var(--faq-dim);
}

.page-faq .fact-list dd {
  margin: 0;
  font-size: var(--fs-7);
  font-weight: 700;
  color: var(--ice);
  white-space: nowrap;
}

/* ---------- 分类切换 ---------- */
.page-faq .faq-board {
  padding-top: var(--gap-l);
}

.page-faq .segments__list {
  position: relative;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 12px;
  scrollbar-width: thin;
  border-bottom: 2px solid var(--grid);
  margin-bottom: var(--gap-m);
}

.page-faq .segments__tab {
  flex: 0 0 auto;
  padding: 9px 14px;
  font-family: var(--mono);
  font-size: var(--fs-8);
  letter-spacing: 0.06em;
  white-space: nowrap;
  color: var(--faq-dim);
  background: transparent;
  border: 1px solid var(--grid);
  cursor: pointer;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease),
    background-color 0.18s var(--ease);
}

.page-faq .segments__tab:hover {
  color: var(--ice);
  border-color: var(--cyan);
}

.page-faq .segments__tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-faq .segments__tab[aria-selected="true"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
  font-weight: 700;
}

.page-faq .segments__panel {
  padding-top: 4px;
}

.page-faq .segments__panel[hidden] {
  display: none;
}

.page-faq .segments__panel:focus {
  outline: none;
}

.page-faq .segments__panel:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 6px;
}

/* ---------- 面板标题 ---------- */
.page-faq .faq-panel__head {
  display: grid;
  gap: 10px;
  padding-bottom: 18px;
  margin-bottom: var(--gap-m);
  border-bottom: 2px solid var(--grid);
}

.page-faq .faq-panel__head h2 {
  margin: 0;
  padding-left: 14px;
  border-left: 6px solid var(--faq-accent);
  font-size: clamp(21px, 3.4vw, var(--fs-3));
  line-height: 1.24;
  letter-spacing: -0.01em;
}

.page-faq .faq-panel__note {
  margin: 0;
  font-size: var(--fs-7);
  line-height: 1.72;
  color: var(--faq-body);
  max-width: 62em;
}

/* ---------- 图 ---------- */
.page-faq .figure {
  margin: 0 0 var(--gap-m);
}

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

/* ---------- 问答卡 ---------- */
.page-faq .faq-list {
  display: grid;
  gap: 10px;
}

.page-faq .qa-card {
  background: var(--board);
  border: 2px solid var(--grid);
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-faq .qa-card:hover {
  border-color: var(--cyan);
}

.page-faq .qa-card[open] {
  border-color: var(--faq-accent);
  box-shadow: inset 5px 0 0 0 var(--faq-accent);
}

.page-faq .qa-card__q {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  transition: background-color 0.18s var(--ease);
}

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

.page-faq .qa-card__q:hover {
  background: rgba(37, 214, 236, 0.05);
}

.page-faq .qa-card__q:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -4px;
}

.page-faq .qa-card__idx {
  flex: 0 0 auto;
  padding-top: 4px;
  font-size: var(--fs-8);
  letter-spacing: 0.06em;
  color: var(--faq-accent);
}

.page-faq .qa-card__text {
  flex: 1 1 auto;
  font-size: var(--fs-6);
  font-weight: 700;
  line-height: 1.55;
  color: var(--ice);
}

.page-faq .qa-card__mark {
  position: relative;
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
  margin-top: 7px;
}

.page-faq .qa-card__mark::before,
.page-faq .qa-card__mark::after {
  content: "";
  position: absolute;
  background: var(--faq-accent);
  transition: transform 0.22s var(--ease), opacity 0.22s var(--ease);
}

.page-faq .qa-card__mark::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
}

.page-faq .qa-card__mark::after {
  left: 6px;
  top: 0;
  width: 2px;
  height: 14px;
}

.page-faq .qa-card[open] .qa-card__mark::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-faq .qa-card__a {
  display: grid;
  gap: 14px;
  padding: 14px 16px 18px;
  border-top: 1px solid var(--grid);
}

.page-faq .qa-card__a p {
  margin: 0;
  font-size: var(--fs-7);
  line-height: 1.78;
  color: var(--faq-body);
  max-width: 62ch;
}

.page-faq .qa-card__meta {
  display: grid;
  gap: 7px;
  align-content: start;
}

.page-faq .qa-card__meta-key {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--faq-dim);
}

.page-faq .qa-card__meta-val {
  margin: 0;
  font-size: var(--fs-8);
  line-height: 1.6;
  color: var(--ice);
}

.page-faq .pill {
  justify-self: start;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 11px;
  font-family: var(--mono);
  font-size: var(--fs-8);
  line-height: 1;
  color: var(--cyan);
  background: transparent;
  border: 1px solid var(--cyan);
  text-decoration: none;
  transition: background-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-faq .pill::after {
  content: "→";
  font-size: 12px;
}

.page-faq .pill:hover,
.page-faq .pill:focus-visible {
  background: var(--cyan);
  color: var(--ink);
}

/* ---------- 各分类强调色 ---------- */
.page-faq #panel-fees {
  --faq-accent: var(--amber);
}

.page-faq #panel-feedback {
  --faq-accent: var(--mint);
}

.page-faq #panel-client {
  --faq-accent: var(--cyan);
}

.page-faq #panel-search {
  --faq-accent: var(--violet);
}

.page-faq #panel-reading {
  --faq-accent: var(--mint);
}

.page-faq #panel-contact {
  --faq-accent: var(--coral);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-faq .segments__list {
    flex-wrap: wrap;
    overflow-x: visible;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
    gap: var(--gap-l);
    padding-bottom: 64px;
  }

  .page-faq .qa-card__a {
    grid-template-columns: minmax(0, 1fr) 228px;
    gap: var(--gap-m);
    align-items: start;
  }

  .page-faq .qa-card__meta {
    padding-left: 16px;
    border-left: 1px dashed var(--grid);
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .segments__tab,
  .page-faq .qa-card,
  .page-faq .qa-card__q,
  .page-faq .qa-card__mark::before,
  .page-faq .qa-card__mark::after,
  .page-faq .pill {
    transition-duration: 0.01ms;
  }
}