.page-faq {
  --faq-line: rgba(29, 62, 92, 0.78);
  --faq-panel: rgba(15, 36, 56, 0.72);
  --faq-panel-open: rgba(20, 48, 74, 0.88);
  padding-bottom: 8px;
}

/* ---------- 面包屑 ---------- */
.page-faq .breadcrumb {
  padding-top: 18px;
  font-size: 13px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  background:
    radial-gradient(720px 360px at 90% -12%, rgba(255, 107, 26, 0.2), transparent 62%),
    radial-gradient(520px 300px at 2% 4%, rgba(0, 229, 199, 0.09), transparent 66%);
  padding: 6px 0 28px;
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: 14px;
  padding-top: 22px;
}

.page-faq .faq-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 8.4vw, 56px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--text);
  max-width: 16em;
  text-wrap: balance;
}

.page-faq .faq-hero__lede {
  margin: 0;
  max-width: 46em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-2);
}

.page-faq .faq-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 6px;
}

.page-faq .faq-stat {
  flex: 1 1 132px;
  min-width: 0;
  padding: 10px 12px 11px;
  border: 1px solid var(--faq-line);
  border-left: 3px solid var(--orange);
  border-radius: var(--radius-s);
  background: var(--faq-panel);
}

.page-faq .faq-stat--cyan {
  border-left-color: var(--cyan);
}

.page-faq .faq-stat__k {
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--text-2);
}

.page-faq .faq-stat__v {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--text);
}

.page-faq .faq-stat--cyan .faq-stat__v {
  color: var(--cyan);
}

.page-faq .faq-stat__v small {
  margin-left: 3px;
  font-size: 12px;
  font-weight: 400;
  color: var(--text-2);
}

.page-faq .faq-hero__media {
  margin: 24px 0 0;
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-m);
  border: 1px solid var(--faq-line);
  object-fit: cover;
}

.page-faq .faq-hero__cap {
  margin: 8px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-2);
}

/* ---------- 分类标签条 ---------- */
.page-faq .faq-filter {
  border-top: 1px solid var(--faq-line);
  border-bottom: 1px solid var(--faq-line);
  background: rgba(11, 27, 43, 0.72);
}

.page-faq .faq-filter__inner {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-top: 12px;
  padding-bottom: 12px;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-filter__inner::-webkit-scrollbar {
  display: none;
}

.page-faq .faq-filter__tab {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 8px 14px;
  border: 1px solid var(--faq-line);
  border-radius: 999px;
  background: rgba(20, 48, 74, 0.55);
  font-size: 13px;
  line-height: 1.4;
  color: var(--text-2);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.page-faq .faq-filter__no {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--orange);
}

.page-faq .faq-filter__tab:hover,
.page-faq .faq-filter__tab:focus-visible {
  color: var(--text);
  border-color: var(--orange);
  background: rgba(255, 107, 26, 0.12);
}

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

/* ---------- 问题分类区块 ---------- */
.page-faq .faq-block {
  border-top: 1px solid var(--faq-line);
  padding: 34px 0;
}

.page-faq .faq-block:first-of-type {
  border-top: 0;
}

.page-faq .faq-block__inner {
  display: grid;
  gap: 18px;
}

.page-faq .faq-block__head {
  display: grid;
  gap: 6px;
}

.page-faq .faq-block__idx {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 34px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: rgba(255, 107, 26, 0.55);
}

.page-faq .faq-block__head .section__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 5.4vw, 30px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-faq .faq-block__head .section__lede {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-2);
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-list {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.page-faq .faq-item {
  min-width: 0;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-m);
  background: var(--faq-panel);
  overflow: hidden;
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}

.page-faq .faq-item:hover {
  border-color: rgba(255, 138, 71, 0.5);
}

.page-faq .faq-item[open] {
  border-color: rgba(255, 107, 26, 0.62);
  background: var(--faq-panel-open);
  box-shadow: inset 3px 0 0 var(--orange);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 14px 15px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  line-height: 1.6;
  color: var(--text);
}

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

.page-faq .faq-item__q::marker {
  content: "";
}

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

.page-faq .faq-item__no {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--orange);
}

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

.page-faq .faq-item__q::after {
  content: "+";
  flex: 0 0 auto;
  align-self: center;
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1;
  color: var(--cyan);
  transition: color 0.2s;
}

.page-faq .faq-item[open] .faq-item__q::after {
  content: "–";
  color: var(--orange);
}

.page-faq .faq-item__a {
  padding: 0 15px 16px;
  border-top: 1px solid rgba(29, 62, 92, 0.6);
  margin-top: 0;
}

.page-faq .faq-item__a p {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-2);
}

.page-faq .faq-num {
  font-family: var(--font-mono);
  font-size: 1.06em;
  font-weight: 700;
  color: var(--cyan);
}

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

.page-faq .faq-link {
  color: var(--orange-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-link:hover {
  color: var(--orange);
}

/* ---------- 对照图 ---------- */
.page-faq .faq-figure {
  margin: 0 0 4px;
}

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

.page-faq .faq-figure__cap {
  margin: 8px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-2);
}

/* ---------- 底部去向 ---------- */
.page-faq .faq-cta {
  padding: 8px 0 64px;
}

.page-faq .faq-cta__panel {
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-l);
  background:
    linear-gradient(120deg, rgba(255, 107, 26, 0.14), rgba(11, 27, 43, 0) 58%),
    rgba(15, 36, 56, 0.8);
  padding: 22px 18px;
  display: grid;
  gap: 12px;
}

.page-faq .faq-cta__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 4.8vw, 26px);
  line-height: 1.25;
  color: var(--text);
}

.page-faq .faq-cta__text {
  margin: 0;
  max-width: 48em;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-2);
}

.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-hero {
    padding: 14px 0 40px;
  }

  .page-faq .faq-hero__inner {
    padding-top: 34px;
    gap: 16px;
  }

  .page-faq .faq-hero__lede {
    font-size: 16px;
  }

  .page-faq .faq-stat {
    flex: 1 1 0;
  }

  .page-faq .faq-hero__media {
    margin-top: 32px;
  }

  .page-faq .faq-cta__panel {
    padding: 30px 32px;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 14px 32px;
  }

  .page-faq .faq-cta__title {
    grid-column: 1;
  }

  .page-faq .faq-cta__text {
    grid-column: 1;
  }

  .page-faq .faq-cta__actions {
    grid-column: 2;
    grid-row: 1 / span 2;
    justify-content: flex-end;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-block {
    padding: 54px 0;
  }

  .page-faq .faq-block__inner {
    grid-template-columns: 244px minmax(0, 1fr);
    gap: 20px 52px;
    align-items: start;
  }

  .page-faq .faq-block__head {
    position: sticky;
    top: 112px;
    padding-top: 4px;
  }

  .page-faq .faq-block--data .faq-block__inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-faq .faq-item__q {
    padding: 15px 18px;
  }

  .page-faq .faq-item__a {
    padding: 0 18px 18px 52px;
  }

  .page-faq .faq-item__a p {
    margin-top: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-filter__tab,
  .page-faq .faq-item__q::after {
    transition: none;
  }
}