.page-faq {
  --faq-dim: #5A6473;
  --faq-hair: rgba(11, 15, 22, .14);
  --faq-card: rgba(255, 255, 255, .8);
}

.page-faq .container {
  padding-inline: var(--gutter);
}

/* 面包屑 */
.page-faq .faq-crumb {
  padding-top: 16px;
}

.page-faq .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
}

.page-faq .breadcrumb__link {
  color: var(--text-dim);
  text-decoration: none;
  transition: color .2s var(--ease);
}

.page-faq .breadcrumb__link:hover {
  color: var(--yellow);
}

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

.page-faq .breadcrumb__item span[aria-current] {
  color: var(--text);
}

.page-faq .breadcrumb__sep {
  color: var(--line);
}

/* 首屏 */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: 18px 0 44px;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -150px;
  right: -18%;
  width: min(760px, 88vw);
  height: 360px;
  background: linear-gradient(135deg, rgba(255, 107, 44, .22), rgba(55, 240, 216, .12) 55%, transparent 80%);
  transform: skewY(-7deg);
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: end;
}

.page-faq .faq-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(36px, 9vw, 66px);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--text);
}

.page-faq .faq-hero__title em {
  font-style: normal;
  color: var(--yellow);
}

.page-faq .faq-hero__deck {
  margin: 18px 0 0;
  max-width: 58ch;
  font-family: var(--font-editorial);
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--text-dim);
}

.page-faq .faq-hero__card {
  padding: 18px 18px 10px;
  background: var(--ink-700);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.page-faq .faq-index__head {
  margin: 0 0 10px;
  font-family: var(--font-data);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .16em;
  color: var(--steel);
}

.page-faq .faq-index {
  margin: 0;
  padding: 0;
  list-style: none;
}

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

.page-faq .faq-index__item:first-child {
  border-top: 0;
}

.page-faq .faq-index__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 2px;
  font-size: 15px;
  color: var(--text);
  text-decoration: none;
  transition: color .2s var(--ease), transform .2s var(--ease);
}

.page-faq .faq-index__link:hover {
  color: var(--yellow);
  transform: translateX(3px);
}

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

.page-faq .faq-index__no {
  flex: none;
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--cyan);
}

/* 区块通用 */
.page-faq .faq-section {
  padding: 50px 0;
  border-top: 1px solid var(--line);
}

.page-faq .eyebrow {
  margin: 0;
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .18em;
  color: var(--cyan);
}

.page-faq .section-heading__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 6vw, 38px);
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-faq .section-heading__note {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-faq .faq-more {
  margin: 24px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-faq .faq-link {
  color: var(--yellow);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 210, 74, .4);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

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

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

/* 三步阅读 */
.page-faq .faq-steps {
  background: var(--paper);
  color: var(--black);
  border-top: 0;
  padding: 56px 0;
}

.page-faq .faq-steps .eyebrow {
  color: #B4541E;
}

.page-faq .faq-steps .section-heading__title {
  color: var(--black);
}

.page-faq .faq-steps .section-heading__note {
  color: var(--faq-dim);
}

.page-faq .faq-steps__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 26px;
}

.page-faq .faq-step {
  position: relative;
  min-width: 0;
  padding: 20px 18px 22px;
  background: var(--faq-card);
  border: 1px solid var(--faq-hair);
  border-radius: var(--radius);
  box-shadow: 0 1px 2px rgba(11, 15, 22, .07);
}

.page-faq .faq-step__no {
  display: inline-block;
  font-family: var(--font-data);
  font-size: 32px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--black);
}

.page-faq .faq-step__no::after {
  content: "";
  display: block;
  width: 26px;
  height: 2px;
  margin-top: 9px;
  background: var(--orange);
}

.page-faq .faq-step__arrow {
  position: absolute;
  top: 20px;
  right: 16px;
  width: 22px;
  height: 22px;
  color: var(--orange);
  transform: rotate(90deg);
}

.page-faq .faq-step__title {
  margin: 14px 0 8px;
  font-family: var(--font-body);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--black);
}

.page-faq .faq-step__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: #3C4552;
}

/* 分栏 */
.page-faq .faq-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-top: 24px;
}

.page-faq .faq-split__body {
  min-width: 0;
}

.page-faq .prose p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text-dim);
}

.page-faq .prose p:last-child {
  margin-bottom: 0;
}

.page-faq .faq-qa__group {
  margin-top: 26px;
}

.page-faq .faq-qa__group--wide {
  margin-top: 28px;
}

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

.page-faq .faq-qa:last-of-type {
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-qa > summary {
  position: relative;
  list-style: none;
  cursor: pointer;
  padding: 14px 30px 14px 0;
}

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

.page-faq .faq-qa > summary::after {
  content: "+";
  position: absolute;
  top: 50%;
  right: 4px;
  transform: translateY(-50%);
  font-family: var(--font-data);
  font-size: 18px;
  font-weight: 700;
  color: var(--cyan);
}

.page-faq .faq-qa[open] > summary::after {
  content: "−";
}

.page-faq .faq-qa > summary:hover .faq-qa__q {
  color: var(--yellow);
}

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

.page-faq .faq-qa__q {
  display: block;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--text);
  transition: color .2s var(--ease);
}

.page-faq .faq-qa__a {
  display: block;
  margin-top: 5px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--cyan);
}

.page-faq .faq-qa p {
  margin: 0 0 16px;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-dim);
}

/* 图片 */
.page-faq .faq-figure {
  min-width: 0;
  margin: 0;
}

.page-faq .media-frame__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .media-frame__caption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--steel);
}

/* 字段表 */
.page-faq .faq-table-wrap {
  margin-top: 24px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 15px;
}

.page-faq .faq-table th {
  padding: 0 12px 10px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-data);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .14em;
  text-align: left;
  color: var(--steel);
}

.page-faq .faq-table td {
  padding: 13px 12px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-faq .faq-table td:first-child {
  width: 34%;
  font-family: var(--font-data);
  font-weight: 600;
  white-space: nowrap;
  color: var(--text);
}

.page-faq .faq-table tbody tr {
  transition: background .18s var(--ease);
}

.page-faq .faq-table tbody tr:hover {
  background: rgba(55, 240, 216, .07);
}

.page-faq .faq-table tbody tr:hover td:first-child {
  color: var(--cyan);
}

/* 指标切换台 */
.page-faq .faq-metrics {
  min-width: 0;
  margin-top: 24px;
}

.page-faq .tablist {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.page-faq .tab {
  padding: 10px 18px;
  font-family: var(--font-data);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--text-dim);
  background: var(--ink-700);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}

.page-faq .tab:hover {
  color: var(--text);
  border-color: var(--cyan);
}

.page-faq .tab[aria-selected="true"] {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--black);
}

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

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

.page-faq .faq-def__row {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 14px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.page-faq .faq-def__row:last-child {
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-def__key {
  font-family: var(--font-data);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--cyan);
}

.page-faq .faq-def__val {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
}

/* 纠错区块 */
.page-faq .faq-fix {
  background: var(--ink-800);
}

.page-faq .faq-fix__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-top: 26px;
}

.page-faq .faq-checklist {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: fix;
}

.page-faq .faq-checklist li {
  position: relative;
  padding: 12px 0 12px 40px;
  border-top: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-faq .faq-checklist li:last-child {
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-checklist li::before {
  counter-increment: fix;
  content: counter(fix, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 13px;
  font-family: var(--font-data);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--yellow);
}

.page-faq .faq-contact {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.page-faq .contact-item {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.page-faq .contact-item__label {
  font-family: var(--font-data);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--steel);
}

.page-faq .contact-item__value {
  font-family: var(--font-data);
  font-size: 14.5px;
  font-weight: 600;
  color: var(--text);
  word-break: break-all;
}

.page-faq .faq-panel {
  min-width: 0;
}

.page-faq .faq-panel__title {
  margin: 0 0 14px;
  font-family: var(--font-body);
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
}

.page-faq .faq-template {
  margin: 0;
  padding: 16px 18px;
  font-family: var(--font-data);
  font-size: 13px;
  line-height: 1.95;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--text);
  background: var(--ink-900);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius);
}

.page-faq .faq-panel__note {
  margin: 16px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-faq .faq-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

/* 桌面 */
@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding: 32px 0 64px;
  }

  .page-faq .faq-hero__inner {
    grid-template-columns: 7fr 5fr;
    gap: 48px;
  }

  .page-faq .faq-steps {
    padding: 72px 0;
  }

  .page-faq .faq-steps__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 34px;
  }

  .page-faq .faq-step__arrow {
    transform: none;
  }

  .page-faq .faq-section {
    padding: 72px 0;
  }

  .page-faq .faq-split {
    grid-template-columns: 7fr 5fr;
    gap: 48px;
    align-items: start;
    margin-top: 32px;
  }

  .page-faq .faq-split--replay {
    grid-template-columns: 6fr 6fr;
  }

  .page-faq .faq-fix__grid {
    grid-template-columns: 5fr 7fr;
    gap: 48px;
    margin-top: 34px;
  }

  .page-faq .faq-qa__a {
    margin-top: 3px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index__link,
  .page-faq .tab,
  .page-faq .faq-table tbody tr,
  .page-faq .faq-qa__q {
    transition: none;
  }

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