.page-faq {
  --faq-num: 28px;
  --faq-gap: 14px;
  --faq-pad: clamp(16px, 2vw, 22px);
  display: block;
  color: var(--text);
  padding-bottom: clamp(56px, 9vw, 120px);
}

/* ---------- 面包屑 ---------- */
.page-faq .faq-crumbs {
  padding-top: clamp(20px, 3vw, 34px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: clamp(20px, 4vw, 42px) 0 clamp(36px, 6vw, 72px);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(26px, 3.6vw, 48px);
}

@media (min-width: 920px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: end;
  }
}

.page-faq .faq-hero__kicker {
  margin: 0 0 14px;
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--gold-500);
}

.page-faq .faq-hero__kicker::after {
  content: "";
  display: inline-block;
  width: 44px;
  height: 1px;
  margin-left: 12px;
  vertical-align: middle;
  background: var(--gold-500);
  opacity: 0.7;
}

.page-faq h1 {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(29px, 4.6vw, 52px);
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--text);
  max-width: 20em;
}

.page-faq .faq-hero__lead {
  margin: 0 0 26px;
  max-width: 34em;
  font-size: clamp(15px, 1.25vw, 17px);
  line-height: 1.9;
  color: var(--text-dim);
}

.page-faq .faq-hero__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 12px;
}

.page-faq .faq-hero__facts li {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 15px;
  border: 1px solid var(--ink-700);
  border-radius: var(--radius-pill);
  background: rgba(46, 127, 184, 0.09);
  font-size: 13px;
  color: var(--text-dim);
}

.page-faq .faq-hero__facts b {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--gold-300);
}

.page-faq .faq-hero__media {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--ink-700);
  border-radius: var(--radius-card);
}

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

/* ---------- 布局：索引 + 内容列 ---------- */
.page-faq .faq-main {
  padding-bottom: clamp(40px, 6vw, 80px);
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
}

@media (min-width: 1000px) {
  .page-faq .faq-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: clamp(32px, 4vw, 60px);
  }
}

/* ---------- 分类索引 ---------- */
.page-faq .faq-index__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--text-dim);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-index__list > li {
  flex: 0 0 auto;
}

.page-faq .faq-index__item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 15px;
  border: 1px solid var(--ink-700);
  border-radius: var(--radius-pill);
  font-size: 14px;
  white-space: nowrap;
  text-decoration: none;
  color: var(--text-dim);
  transition: color 0.22s var(--ease-out), border-color 0.22s var(--ease-out),
    background-color 0.22s var(--ease-out);
}

.page-faq .faq-index__item:hover,
.page-faq .faq-index__item:focus-visible {
  color: var(--gold-300);
  border-color: var(--gold-500);
  background: rgba(201, 150, 60, 0.08);
}

.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--blue-400);
}

@media (min-width: 1000px) {
  .page-faq .faq-index__inner {
    position: sticky;
    top: 132px;
  }

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

  .page-faq .faq-index__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-index__list > li {
    flex: 1 1 auto;
  }

  .page-faq .faq-index__item {
    position: relative;
    display: flex;
    padding: 11px 14px 11px 18px;
    border: 0;
    border-radius: 0;
    white-space: normal;
    line-height: 1.6;
  }

  .page-faq .faq-index__item::before {
    content: "";
    position: absolute;
    left: 0;
    top: 8px;
    bottom: 8px;
    width: 2px;
    background: var(--ink-700);
    transition: background-color 0.22s var(--ease-out);
  }

  .page-faq .faq-index__item:hover::before,
  .page-faq .faq-index__item:focus-visible::before {
    background: var(--blue-600);
  }
}

/* ---------- 内容列与章节头 ---------- */
.page-faq .faq-content {
  min-width: 0;
  display: grid;
  gap: clamp(40px, 6vw, 88px);
}

.page-faq .faq-block {
  display: grid;
  gap: clamp(16px, 2.4vw, 26px);
  scroll-margin-top: 130px;
}

.page-faq .faq-block__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 16px;
  align-items: baseline;
  padding-top: clamp(16px, 2.2vw, 24px);
  border-top: 3px solid var(--blue-600);
}

.page-faq .faq-block__index {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--blue-400);
}

.page-faq .faq-block__title {
  grid-column: 2;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 2.6vw, 32px);
  line-height: 1.28;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-faq .faq-block__desc {
  grid-column: 2;
  margin: 0;
  max-width: 44em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-dim);
}

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

@media (min-width: 700px) {
  .page-faq .faq-cards {
    gap: 12px;
  }
}

.page-faq .faq-card {
  border: 1px solid var(--ink-700);
  border-radius: 14px;
  background: rgba(20, 28, 36, 0.82);
  transition: border-color 0.25s var(--ease-out), background-color 0.25s var(--ease-out);
}

.page-faq .faq-card:hover {
  border-color: #2c3d4c;
}

.page-faq .faq-card[open] {
  border-color: var(--gold-500);
  background: var(--ink-800);
}

.page-faq .faq-card > summary {
  display: grid;
  grid-template-columns: var(--faq-num) minmax(0, 1fr) auto;
  align-items: start;
  column-gap: var(--faq-gap);
  padding: 17px var(--faq-pad);
  cursor: pointer;
  list-style: none;
  border-radius: 13px;
}

.page-faq .faq-card > summary::-webkit-details-marker {
  display: none;
}

.page-faq .faq-card > summary:focus-visible {
  outline: 2px solid var(--gold-300);
  outline-offset: -2px;
}

.page-faq .faq-card__num {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.65;
  color: var(--blue-400);
}

.page-faq .faq-card__q {
  font-family: var(--font-body);
  font-size: clamp(15px, 1.2vw, 16.5px);
  font-weight: 600;
  line-height: 1.65;
  color: var(--text);
}

.page-faq .faq-card__sign {
  position: relative;
  flex: none;
  width: 20px;
  height: 20px;
  margin-top: 3px;
  border: 1px solid var(--ink-700);
  border-radius: 50%;
  transition: border-color 0.25s var(--ease-out);
}

.page-faq .faq-card__sign::before,
.page-faq .faq-card__sign::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--gold-300);
  transform: translate(-50%, -50%);
  transition: opacity 0.25s var(--ease-out), transform 0.25s var(--ease-out);
}

.page-faq .faq-card__sign::before {
  width: 9px;
  height: 1.5px;
}

.page-faq .faq-card__sign::after {
  width: 1.5px;
  height: 9px;
}

.page-faq .faq-card[open] .faq-card__sign {
  border-color: var(--gold-500);
}

.page-faq .faq-card[open] .faq-card__sign::after {
  transform: translate(-50%, -50%) scaleY(0);
  opacity: 0;
}

.page-faq .faq-card__body {
  margin: 0 var(--faq-pad) 18px calc(var(--faq-pad) + var(--faq-num) + var(--faq-gap));
  padding-top: 14px;
  border-top: 1px solid var(--ink-700);
  font-size: 15px;
  line-height: 1.9;
  color: var(--text-dim);
}

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

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

@media (max-width: 600px) {
  .page-faq .faq-card__body {
    margin-left: var(--faq-pad);
  }
}

/* 步骤列表 */
.page-faq .faq-steps {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-faq .faq-steps > li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  align-items: start;
}

.page-faq .faq-steps__n {
  min-width: 22px;
  padding: 0 5px;
  border-radius: 4px;
  background: var(--blue-600);
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 18px;
  text-align: center;
  color: var(--text);
}

.page-faq .faq-steps > li > span:last-child {
  font-size: 14.5px;
  line-height: 1.75;
}

/* ---------- 浅色章节 ---------- */
.page-faq .faq-block--light {
  padding: clamp(22px, 3.4vw, 42px);
  border-radius: 22px;
  background: var(--light-bg);
}

.page-faq .faq-block--light .faq-block__title {
  color: var(--light-ink);
}

.page-faq .faq-block--light .faq-block__index {
  color: var(--blue-600);
}

.page-faq .faq-block--light .faq-block__desc {
  color: #4d5f70;
}

.page-faq .faq-block--light .faq-card {
  background: #ffffff;
  border-color: #dbe4ed;
}

.page-faq .faq-block--light .faq-card:hover {
  border-color: #c3d3e0;
}

.page-faq .faq-block--light .faq-card[open] {
  background: #ffffff;
  border-color: var(--gold-500);
}

.page-faq .faq-block--light .faq-card__q {
  color: var(--light-ink);
}

.page-faq .faq-block--light .faq-card__num {
  color: var(--blue-600);
}

.page-faq .faq-block--light .faq-card__body {
  border-top-color: #e2e9f0;
  color: #3f5060;
}

.page-faq .faq-block--light .faq-card__sign {
  border-color: #c3d3e0;
}

.page-faq .faq-block--light .faq-card__sign::before,
.page-faq .faq-block--light .faq-card__sign::after {
  background: var(--gold-500);
}

.page-faq .faq-block--light .faq-steps__n {
  color: #ffffff;
}

.page-faq .faq-figure {
  margin: clamp(18px, 2.5vw, 26px) 0 0;
  overflow: hidden;
  border: 1px solid #dbe4ed;
  border-radius: 14px;
  background: #ffffff;
}

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

/* ---------- 转人工引导带 ---------- */
.page-faq .faq-handoff {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px 26px;
  padding: clamp(20px, 2.6vw, 30px) clamp(18px, 2.6vw, 32px);
  border-left: 3px solid var(--cinnabar);
  border-radius: 0 var(--radius-card) var(--radius-card) 0;
  background: rgba(192, 57, 43, 0.08);
}

.page-faq .faq-handoff__text {
  margin: 0;
  max-width: 36em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-dim);
}

.page-faq .faq-handoff__text strong {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(17px, 1.7vw, 20px);
  letter-spacing: -0.01em;
  color: var(--text);
}

/* ---------- 继续查看 ---------- */
.page-faq .faq-next {
  padding-top: clamp(8px, 2vw, 20px);
}

.page-faq .faq-next__inner {
  display: grid;
  gap: 20px;
  padding-top: clamp(24px, 3vw, 36px);
  border-top: 1px solid var(--ink-700);
}

.page-faq .faq-next__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(17px, 1.8vw, 20px);
  letter-spacing: 0.02em;
  color: var(--gold-500);
}

.page-faq .faq-next__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

@media (min-width: 760px) {
  .page-faq .faq-next__row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-faq .faq-next__item {
  display: grid;
  gap: 7px;
  padding: 18px;
  border: 1px solid var(--ink-700);
  border-radius: 14px;
  background: rgba(20, 28, 36, 0.7);
  text-decoration: none;
  color: var(--text);
  transition: border-color 0.22s var(--ease-out), transform 0.22s var(--ease-out);
}

.page-faq .faq-next__item:hover,
.page-faq .faq-next__item:focus-visible {
  border-color: var(--gold-500);
  transform: translateY(-2px);
}

.page-faq .faq-next__tag {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--blue-400);
}

.page-faq .faq-next__item strong {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
}

.page-faq .faq-next__desc {
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text-dim);
}

/* ---------- 焦点可见 ---------- */
.page-faq a:focus-visible {
  outline: 2px solid var(--gold-300);
  outline-offset: 2px;
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}