.page-faq {
  --faq-index-w: 246px;
  --faq-maxw: 640px;
}

/* ---------- 面包屑 ---------- */
.page-faq .page-faq__crumbs {
  padding-top: clamp(16px, 2.6vw, 28px);
}

/* ---------- 首屏 ---------- */
.page-faq .page-faq__hero {
  padding: clamp(20px, 3.4vw, 46px) 0 clamp(24px, 3.2vw, 44px);
}

.page-faq .page-faq__hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.2vw, 40px);
}

.page-faq .page-faq__title {
  margin: 14px 0 0;
  font-size: clamp(1.95rem, 7vw, 4.1rem);
  line-height: 1.04;
  letter-spacing: -0.015em;
}

.page-faq .page-faq__lede {
  margin: clamp(14px, 2vw, 22px) 0 0;
  max-width: 60ch;
  color: var(--cold);
  opacity: 0.86;
}

.page-faq .page-faq__quick {
  position: relative;
  overflow: hidden;
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background:
    linear-gradient(158deg, var(--cyan-a08), rgba(41, 242, 194, 0) 62%),
    var(--ink-2);
  box-shadow: var(--shadow-soft);
}

.page-faq .page-faq__quick::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), rgba(41, 242, 194, 0) 74%);
}

.page-faq .page-faq__quick-kicker {
  margin: 0;
  font-family: var(--font-num);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .page-faq__steps {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
}

.page-faq .page-faq__step {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 10px;
  border-top: 1px solid var(--line-2);
  border-radius: var(--r-sm);
  color: var(--cold);
  font-size: 0.95rem;
  transition: background var(--t) var(--ease), color var(--t) var(--ease);
}

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

.page-faq .page-faq__step:hover {
  background: var(--cyan-a08);
  color: var(--white);
}

.page-faq .page-faq__step-no {
  flex: none;
  font-family: var(--font-num);
  font-size: 1.06rem;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-faq .page-faq__quick-note {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line-2);
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 横向数据带 ---------- */
.page-faq .page-faq__strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(24px, 3.4vw, 44px);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--line-2);
  overflow: hidden;
}

.page-faq .page-faq__strip-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  background: var(--ink-3);
}

.page-faq .page-faq__strip-value {
  font-family: var(--font-num);
  font-size: clamp(1.5rem, 4vw, 2.1rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--cyan);
}

.page-faq .page-faq__strip-label {
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--mist);
}

/* ---------- 问答版面 ---------- */
.page-faq .page-faq__board-section {
  padding: clamp(10px, 1.6vw, 20px) 0 clamp(46px, 6vw, 92px);
}

.page-faq .page-faq__board {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3vw, 44px);
}

/* 问题索引 */
.page-faq .page-faq__index {
  padding: 16px 14px 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--ink-3);
  box-shadow: var(--shadow-soft);
}

.page-faq .page-faq__index-title {
  margin: 0 0 10px 10px;
  font-family: var(--font-num);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--mist);
}

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

.page-faq .page-faq__index-link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 12px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  font-size: 0.9rem;
  line-height: 1.45;
  color: var(--cold);
  text-decoration: none;
  transition: background var(--t) var(--ease), color var(--t) var(--ease),
    border-color var(--t) var(--ease);
}

.page-faq .page-faq__index-link:hover,
.page-faq .page-faq__index-link:focus-visible {
  background: var(--cyan-a08);
  border-left-color: var(--cyan);
  color: var(--white);
}

.page-faq .page-faq__index-no {
  flex: none;
  font-family: var(--font-num);
  font-size: 0.86rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--cyan);
}

/* 答案区 */
.page-faq .page-faq__answers {
  display: grid;
  gap: clamp(30px, 4vw, 54px);
}

.page-faq .page-faq__item {
  scroll-margin-top: clamp(20px, 6vh, 68px);
}

.page-faq .page-faq__item-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-2);
}

.page-faq .page-faq__item-no {
  margin: 0;
  font-family: var(--font-num);
  font-size: clamp(1.5rem, 4vw, 2.15rem);
  font-weight: 700;
  line-height: 0.92;
  letter-spacing: 0.02em;
  color: var(--cyan);
  opacity: 0.92;
}

.page-faq .page-faq__item-title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.18rem, 3vw, 1.7rem);
  font-weight: 600;
  line-height: 1.3;
  color: var(--white);
}

.page-faq .page-faq__item-body {
  display: grid;
  gap: clamp(14px, 1.8vw, 22px);
  padding-top: clamp(14px, 1.8vw, 20px);
  max-width: var(--faq-maxw);
}

.page-faq .page-faq__item-body > p {
  margin: 0;
  line-height: 1.78;
  color: var(--cold);
  opacity: 0.92;
}

/* 步骤流 */
.page-faq .page-faq__flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.page-faq .page-faq__flow-item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 12px 14px;
  border: 1px solid var(--line-2);
  border-radius: var(--r-sm);
  background: var(--ink-2);
  transition: border-color var(--t) var(--ease), background var(--t) var(--ease),
    transform var(--t) var(--ease);
}

.page-faq .page-faq__flow-item:hover {
  border-color: var(--cyan-a16);
  background: var(--ink-3);
  transform: translateX(3px);
}

.page-faq .page-faq__flow-no {
  font-family: var(--font-num);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--cyan);
  transition: color var(--t) var(--ease);
}

.page-faq .page-faq__flow-item:hover .page-faq__flow-no {
  color: var(--white);
}

.page-faq .page-faq__flow-text {
  font-size: 0.93rem;
  line-height: 1.72;
  color: var(--cold);
  opacity: 0.9;
}

/* 要点列表 */
.page-faq .page-faq__bullets {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .page-faq__bullets li {
  position: relative;
  padding-left: 18px;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--cold);
  opacity: 0.9;
}

.page-faq .page-faq__bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 7px;
  height: 2px;
  background: var(--cyan);
}

.page-faq .page-faq__bullets strong {
  color: var(--white);
  font-weight: 600;
}

.page-faq .page-faq__bullets--check li::before {
  background: var(--amber);
  width: 9px;
}

/* 提示与边界 */
.page-faq .page-faq__callout,
.page-faq .page-faq__boundary {
  display: block;
  margin: 0;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  border-radius: var(--r-sm);
  background: var(--cyan-a08);
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--cold);
}

.page-faq .page-faq__callout--amber,
.page-faq .page-faq__boundary {
  border-color: var(--line);
  border-left-color: var(--amber-deep);
  background: var(--amber-a12);
}

.page-faq .page-faq__boundary {
  border-left-color: var(--amber);
}

.page-faq .page-faq__callout-label,
.page-faq .page-faq__boundary-label {
  display: inline-block;
  margin-right: 8px;
  font-family: var(--font-num);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
  vertical-align: 1px;
}

.page-faq .page-faq__callout-label--amber,
.page-faq .page-faq__boundary-label {
  color: var(--amber);
}

/* 媒体 */
.page-faq .page-faq__media {
  margin: 0;
  max-width: 620px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--ink-3);
}

.page-faq .page-faq__media--narrow {
  max-width: 480px;
}

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

.page-faq .page-faq__media .media__cap {
  padding: 10px 14px;
  border-top: 1px solid var(--line-2);
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--mist);
}

/* 订阅维度标签 */
.page-faq .page-faq__dims {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* 表格 */
.page-faq .page-faq__table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--ink-2);
  -webkit-overflow-scrolling: touch;
}

.page-faq .page-faq__table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.page-faq .page-faq__table th,
.page-faq .page-faq__table td {
  padding: 12px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line-2);
  line-height: 1.6;
  color: var(--cold);
}

.page-faq .page-faq__table thead th {
  font-size: 0.74rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
  background: var(--ink-3);
  white-space: nowrap;
}

.page-faq .page-faq__table tbody th {
  font-weight: 600;
  color: var(--white);
  white-space: nowrap;
}

.page-faq .page-faq__table tbody tr:last-child th,
.page-faq .page-faq__table tbody tr:last-child td {
  border-bottom: 0;
}

.page-faq .page-faq__table tbody tr:hover {
  background: var(--cyan-a08);
}

.page-faq .page-faq__cell-key {
  font-family: var(--font-num);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

/* 联系方式 */
.page-faq .page-faq__contacts {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--ink-3);
  overflow: hidden;
}

.page-faq .page-faq__contact-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 12px 16px;
  border-top: 1px solid var(--line-2);
}

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

.page-faq .page-faq__contact-row dt {
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-faq .page-faq__contact-row dd {
  margin: 0;
  font-family: var(--font-num);
  font-size: 1.02rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--cyan);
  word-break: break-word;
}

.page-faq .page-faq__note {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 延伸入口 ---------- */
.page-faq .page-faq__more {
  padding: 0 0 clamp(56px, 7vw, 104px);
}

.page-faq .page-faq__more-head {
  display: grid;
  gap: 8px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line-2);
}

.page-faq .page-faq__more-title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.15rem, 2.6vw, 1.5rem);
  font-weight: 600;
  color: var(--white);
}

.page-faq .page-faq__more-lead {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--mist);
}

.page-faq .page-faq__links {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin-top: 18px;
}

.page-faq .page-faq__link-card {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  border: 1px solid var(--line-2);
  border-radius: var(--r-sm);
  background: var(--ink-2);
  text-decoration: none;
  transition: border-color var(--t) var(--ease), background var(--t) var(--ease),
    transform var(--t) var(--ease);
}

.page-faq .page-faq__link-card:hover,
.page-faq .page-faq__link-card:focus-visible {
  border-color: var(--cyan-a16);
  background: var(--ink-3);
  transform: translateY(-2px);
}

.page-faq .page-faq__link-kicker {
  font-family: var(--font-num);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-faq .page-faq__link-title {
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--white);
}

.page-faq .page-faq__link-desc {
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .page-faq__strip {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .page-faq__contact-row {
    grid-template-columns: minmax(0, 180px) minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }

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

@media (min-width: 920px) {
  .page-faq .page-faq__hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(300px, 4fr);
    column-gap: clamp(32px, 4.4vw, 68px);
    align-items: end;
  }

  .page-faq .page-faq__quick {
    align-self: stretch;
  }
}

@media (min-width: 1040px) {
  .page-faq .page-faq__board {
    grid-template-columns: var(--faq-index-w) minmax(0, 1fr);
    column-gap: clamp(34px, 4.4vw, 76px);
    align-items: start;
  }

  .page-faq .page-faq__index {
    position: sticky;
    top: clamp(24px, 5vh, 52px);
  }

  .page-faq .page-faq__links {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .page-faq__item-body {
    max-width: 68ch;
  }
}

/* ---------- 减少动态 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq .page-faq__step,
  .page-faq .page-faq__index-link,
  .page-faq .page-faq__flow-item,
  .page-faq .page-faq__flow-no,
  .page-faq .page-faq__link-card {
    transition: none;
  }

  .page-faq .page-faq__flow-item:hover,
  .page-faq .page-faq__link-card:hover,
  .page-faq .page-faq__link-card:focus-visible {
    transform: none;
  }
}