.page-faq {
  display: block;
}

.page-faq .crumbs {
  padding-top: clamp(20px, 3vw, 36px);
  font-size: 13px;
}

.page-faq .faq-hero {
  display: grid;
  gap: clamp(24px, 4vw, 42px);
  padding: clamp(28px, 5vw, 60px) 0 clamp(26px, 4vw, 44px);
}

.page-faq .faq-hero__lede h1 {
  margin: 14px 0 0;
  font-size: clamp(32px, 6.2vw, 64px);
  line-height: 1.06;
  letter-spacing: -0.015em;
  color: var(--c-paper);
}

.page-faq .faq-hero__lede h1 .tilt {
  color: var(--c-orange);
}

.page-faq .faq-hero__text {
  margin-top: 20px;
  max-width: 60ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.75;
  color: var(--c-mist);
}

.page-faq .faq-hero__aside {
  align-self: end;
  padding: 24px 22px;
  border: 1px solid var(--c-track);
  border-radius: var(--r-lg);
  background: linear-gradient(150deg, var(--c-night), var(--c-panel));
}

.page-faq .faq-hero__aside-title {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--c-orange);
}

.page-faq .faq-hero__aside-text {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-mist);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.page-faq .faq-banner {
  width: 100%;
  margin: 0 0 clamp(36px, 6vw, 72px);
  border-radius: 0;
  overflow: hidden;
}

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

.page-faq .faq-shell {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
  padding-bottom: var(--lay);
}

/* ---------- 左侧主题索引 ---------- */

.page-faq .faq-index {
  padding: 20px 18px;
  border: 1px solid var(--c-track);
  border-radius: var(--r-lg);
  background: var(--c-night);
}

.page-faq .faq-index__title {
  margin-bottom: 14px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--c-mist);
  text-transform: uppercase;
}

.page-faq .faq-index__nav {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-faq .faq-index__link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 15px;
  border: 1px solid var(--c-track);
  border-radius: var(--r-pill);
  background: var(--c-panel);
  color: var(--c-paper);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 240ms var(--ease), background 240ms var(--ease), color 240ms var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  border-color: var(--c-orange);
  background: var(--c-deep);
  color: var(--c-gold);
}

.page-faq .faq-index__num {
  font-family: var(--f-num);
  font-size: 13px;
  font-weight: 600;
  color: var(--c-orange);
}

.page-faq .faq-index__count {
  font-family: var(--f-num);
  font-size: 11px;
  color: var(--c-mist);
}

.page-faq .faq-index__hint {
  margin-top: 14px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--c-mist);
}

/* ---------- 问答分组 ---------- */

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

.page-faq .faq-group {
  scroll-margin-top: 110px;
  margin-bottom: clamp(38px, 5vw, 68px);
}

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

.page-faq .faq-group__head {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-faq .faq-group__num {
  font-family: var(--f-num);
  font-size: 15px;
  font-weight: 600;
  color: var(--c-orange);
  letter-spacing: 0.08em;
}

.page-faq .faq-group__title {
  margin: 0;
  font-size: clamp(21px, 3vw, 30px);
  line-height: 1.2;
  color: var(--c-paper);
  white-space: nowrap;
}

.page-faq .faq-group__rule {
  flex: 1 1 auto;
  height: 2px;
  min-width: 24px;
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, var(--c-orange), rgba(255, 107, 26, 0));
}

.page-faq .faq-group__note {
  margin: 16px 0 20px;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-faq .faq-group__intro {
  display: grid;
  gap: 18px;
  margin-bottom: 6px;
}

.page-faq .faq-group__intro .faq-group__note {
  margin-bottom: 0;
}

.page-faq .faq-group__media {
  margin: 0;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--c-track);
}

.page-faq .faq-group__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--r-md);
}

/* ---------- 折叠问答 ---------- */

.page-faq .qa {
  margin-bottom: 12px;
  border: 1px solid var(--c-track);
  border-radius: var(--r-md);
  background: var(--c-panel);
  transition: border-color 240ms var(--ease), background 240ms var(--ease);
}

.page-faq .qa:hover {
  border-color: rgba(255, 107, 26, 0.5);
}

.page-faq .qa[open] {
  border-color: rgba(255, 107, 26, 0.7);
  background: linear-gradient(160deg, var(--c-panel), var(--c-night));
}

.page-faq .qa__q {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 17px 20px;
  cursor: pointer;
  font-size: clamp(15px, 1.7vw, 17px);
  font-weight: 600;
  line-height: 1.55;
  color: var(--c-paper);
  list-style: none;
}

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

.page-faq .qa__q:focus-visible {
  outline: 2px solid var(--c-orange);
  outline-offset: 2px;
  border-radius: var(--r-md);
}

.page-faq .qa__mark {
  position: relative;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  border: 1px solid var(--c-track);
  border-radius: var(--r-pill);
  background: var(--c-deep);
  transition: border-color 240ms var(--ease), background 240ms var(--ease);
}

.page-faq .qa__mark::before,
.page-faq .qa__mark::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 2px;
  border-radius: 2px;
  background: var(--c-mist);
  transform: translate(-50%, -50%);
  transition: transform 240ms var(--ease), background 240ms var(--ease);
}

.page-faq .qa__mark::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.page-faq .qa[open] .qa__mark {
  border-color: var(--c-orange);
  background: var(--c-orange);
}

.page-faq .qa[open] .qa__mark::before,
.page-faq .qa[open] .qa__mark::after {
  background: var(--c-deep);
}

.page-faq .qa[open] .qa__mark::after {
  transform: translate(-50%, -50%) rotate(0deg);
}

.page-faq .qa__a {
  padding: 0 20px 20px 54px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--c-paper);
}

.page-faq .qa__a p + p {
  margin-top: 12px;
}

.page-faq .qa[open] .qa__a {
  animation: faq-open 300ms var(--ease) both;
}

@keyframes faq-open {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.page-faq .table-scroll {
  margin: 16px 0 4px;
  overflow-x: auto;
  border-radius: var(--r-md);
  border: 1px solid var(--c-track);
}

.page-faq .fee-table {
  width: 100%;
  min-width: 480px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-faq .fee-table thead th {
  padding: 12px 14px;
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--c-mist);
  background: var(--c-deep);
  border-bottom: 1px solid var(--c-track);
}

.page-faq .fee-table tbody th,
.page-faq .fee-table tbody td {
  padding: 13px 14px;
  text-align: left;
  font-weight: 400;
  line-height: 1.6;
  color: var(--c-paper);
  border-bottom: 1px solid var(--c-track);
  transition: background 200ms var(--ease);
}

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

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

.page-faq .fee-table tbody tr:hover th,
.page-faq .fee-table tbody tr:hover td {
  background: rgba(62, 111, 209, 0.16);
}

.page-faq .fee-table .num {
  font-family: var(--f-num);
  font-weight: 600;
  color: var(--c-orange);
}

.page-faq .qa__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.page-faq .qa__links .pill {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border: 1px solid var(--c-track);
  border-radius: var(--r-pill);
  background: transparent;
  color: var(--c-paper);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: border-color 240ms var(--ease), color 240ms var(--ease), background 240ms var(--ease);
}

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

/* ---------- 未解决面板 ---------- */

.page-faq .help-panel {
  margin-top: 22px;
  padding: clamp(22px, 3.4vw, 38px);
  border: 1px solid var(--c-track);
  border-radius: var(--r-lg);
  background: radial-gradient(120% 130% at 8% 0%, rgba(62, 111, 209, 0.26), transparent 62%), var(--c-night);
}

.page-faq .help-panel__lead {
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-faq .help-grid {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.page-faq .help-cell {
  padding: 16px 18px;
  border: 1px solid var(--c-track);
  border-radius: var(--r-md);
  background: var(--c-panel);
}

.page-faq .help-cell__label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--c-mist);
  text-transform: uppercase;
}

.page-faq .help-cell__value {
  margin-top: 8px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--c-paper);
  word-break: break-word;
}

.page-faq .help-cell__value.num {
  font-family: var(--f-num);
  font-weight: 600;
  color: var(--c-gold);
}

.page-faq .help-panel__links {
  margin-top: 22px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-faq .faq-group__intro {
    grid-template-columns: minmax(0, 1fr) minmax(0, 300px);
    align-items: center;
    gap: 26px;
  }

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

  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-shell {
    grid-template-columns: 268px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 108px;
    padding: 24px 20px;
  }

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

  .page-faq .faq-index__link {
    width: 100%;
    justify-content: flex-start;
    gap: 10px;
    padding: 11px 12px;
    border-color: transparent;
    border-radius: 14px;
    background: transparent;
    white-space: normal;
    font-size: 15px;
  }

  .page-faq .faq-index__count {
    margin-left: auto;
    font-size: 12px;
  }

  .page-faq .qa__q {
    padding: 20px 24px;
  }

  .page-faq .qa__a {
    padding: 0 24px 24px 60px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa[open] .qa__a {
    animation: none;
  }

  .page-faq .qa,
  .page-faq .qa__mark,
  .page-faq .qa__mark::before,
  .page-faq .qa__mark::after,
  .page-faq .faq-index__link,
  .page-faq .qa__links .pill,
  .page-faq .fee-table tbody th,
  .page-faq .fee-table tbody td {
    transition: none;
  }
}