.page-faq {
  --faq-rail: 264px;
  --faq-num-col: 42px;
  padding-bottom: 88px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 40px 0 8px;
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -180px;
  right: -140px;
  width: 620px;
  height: 620px;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 50%, rgba(91, 240, 140, 0.13), rgba(91, 240, 140, 0) 64%);
  pointer-events: none;
}

.page-faq .faq-hero .breadcrumb {
  margin-bottom: 26px;
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

.page-faq .faq-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(32px, 6.4vw, 62px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-faq .faq-hero__lede {
  margin: 20px 0 0;
  max-width: 56ch;
  font-size: 16px;
  line-height: 1.68;
  color: var(--steel);
}

.page-faq .faq-hero__status {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 26px 0 0;
  padding: 8px 16px;
  border: 1px solid var(--grid);
  border-radius: 999px;
  background: rgba(26, 36, 43, 0.6);
  font-size: 13px;
  color: var(--steel);
}

.page-faq .faq-hero__status .mono {
  color: var(--radar);
  font-size: 13px;
}

/* ---------- 状态面板 ---------- */
.page-faq .faq-console {
  position: relative;
  padding: 22px 22px 14px;
  border: 1px solid var(--grid);
  border-radius: var(--r-md);
  background:
    linear-gradient(158deg, rgba(26, 36, 43, 0.88), rgba(15, 21, 24, 0.95));
  overflow: hidden;
}

.page-faq .faq-console::after {
  content: "";
  position: absolute;
  top: -96px;
  right: -84px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  border: 1px solid rgba(91, 240, 140, 0.22);
  pointer-events: none;
}

.page-faq .faq-console__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 6px;
}

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

.page-faq .faq-console__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px dashed var(--grid);
  font-size: 14px;
  color: var(--steel);
}

.page-faq .faq-console__row:last-child {
  border-bottom: 0;
}

.page-faq .faq-console__val {
  margin: 0;
  color: var(--paper);
  font-size: 14px;
}

/* ---------- 分类示意图 ---------- */
.page-faq .faq-map {
  padding: 34px 0 0;
}

.page-faq .faq-map__figure {
  margin: 22px 0 0;
}

.page-faq .faq-map__legend {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-map__item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--grid);
  font-size: 14px;
}

.page-faq .faq-map__name {
  color: var(--paper);
  font-weight: 600;
  white-space: nowrap;
}

.page-faq .faq-map__desc {
  color: var(--steel);
  font-size: 13px;
}

/* ---------- 主体：侧栏 + 问答 ---------- */
.page-faq .faq-body {
  padding: 40px 0 0;
}

.page-faq .faq-body__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

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

.page-faq .faq-rail > .label {
  display: block;
  margin-bottom: 12px;
}

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

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

.page-faq .faq-rail__link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  flex: none;
  padding: 9px 14px;
  border: 1px solid var(--grid);
  border-radius: 999px;
  background: rgba(15, 21, 24, 0.72);
  color: var(--steel);
  font-size: 13px;
  text-decoration: none;
  white-space: nowrap;
  transition: color 180ms var(--ease), border-color 180ms var(--ease), background 180ms var(--ease);
}

.page-faq .faq-rail__link:hover,
.page-faq .faq-rail__link[aria-current] {
  color: var(--paper);
  border-color: var(--radar-deep);
  background: rgba(31, 122, 74, 0.16);
}

.page-faq .faq-rail__num {
  font-size: 12px;
  color: var(--radar);
}

.page-faq .faq-rail__art {
  display: none;
  margin: 26px 0 0;
}

.page-faq .faq-rail__art img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--grid);
  border-radius: var(--r-sm);
  object-fit: cover;
}

/* ---------- 问答组 ---------- */
.page-faq .faq-qa {
  min-width: 0;
}

.page-faq .faq-group + .faq-group {
  margin-top: 52px;
  padding-top: 40px;
  border-top: 1px solid var(--grid);
}

.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
}

.page-faq .faq-group__title {
  position: relative;
  margin: 0;
  padding-left: 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 22px;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-group__title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 3px;
  height: 18px;
  margin-top: -9px;
  border-radius: 2px;
  background: var(--radar);
}

.page-faq .faq-group__meta {
  margin: 0;
  font-size: 12px;
  color: var(--steel);
  letter-spacing: 0.06em;
}

.page-faq .faq-group__note {
  margin: 12px 0 6px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--steel);
}

.page-faq .disclosure {
  border-bottom: 1px solid var(--grid);
}

.page-faq .disclosure__trigger {
  display: grid;
  grid-template-columns: var(--faq-num-col) minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 18px 0;
  border: 0;
  background: none;
  text-align: left;
  color: var(--paper);
  font-family: inherit;
  font-size: 16px;
  line-height: 1.5;
  cursor: pointer;
  transition: color 180ms var(--ease);
}

.page-faq .disclosure__trigger:hover {
  color: var(--radar);
}

.page-faq .faq-q__num {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--radar);
}

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

.page-faq .disclosure__panel {
  padding-bottom: 6px;
}

.page-faq .disclosure__panel p {
  margin: 0 0 18px;
  padding-left: var(--faq-num-col);
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.72;
  color: var(--steel);
}

.page-faq .disclosure__panel a {
  color: var(--radar);
  text-decoration: none;
  border-bottom: 1px solid var(--radar-deep);
}

.page-faq .disclosure__panel a:hover {
  border-bottom-color: var(--radar);
}

/* ---------- 底部横幅 ---------- */
.page-faq .faq-help {
  padding: 64px 0 0;
}

.page-faq .faq-help__panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  padding: 30px 24px;
  border: 1px solid var(--grid);
  border-radius: var(--r-md);
  background:
    linear-gradient(120deg, rgba(31, 122, 74, 0.16), rgba(15, 21, 24, 0.94) 58%);
}

.page-faq .faq-help__lead h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-help__lead p {
  margin: 14px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.7;
  color: var(--steel);
}

.page-faq .faq-help__contact {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-faq .faq-help__line {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--grid);
  font-size: 14px;
  color: var(--paper);
  word-break: break-all;
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 960px) {
  .page-faq .faq-hero {
    padding: 56px 0 12px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 44px;
  }

  .page-faq .faq-map__legend {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 32px;
  }

  .page-faq .faq-body {
    padding-top: 52px;
  }

  .page-faq .faq-body__grid {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    gap: 56px;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 116px;
    align-self: start;
  }

  .page-faq .faq-rail__list {
    flex-direction: column;
    gap: 4px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-rail__link {
    width: 100%;
    justify-content: flex-start;
    padding: 10px 12px;
    border-color: transparent;
    border-radius: var(--r-sm);
    background: none;
    border-left: 2px solid transparent;
  }

  .page-faq .faq-rail__link:hover,
  .page-faq .faq-rail__link[aria-current] {
    background: rgba(31, 122, 74, 0.14);
    border-left-color: var(--radar);
    border-radius: 0 var(--r-sm) var(--r-sm) 0;
  }

  .page-faq .faq-rail__name {
    flex: 1 1 auto;
  }

  .page-faq .faq-rail__art {
    display: block;
  }

  .page-faq .faq-help__panel {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: start;
    padding: 38px 36px;
    gap: 32px;
  }

  .page-faq .faq-help__actions {
    grid-column: 1 / -1;
  }
}

/* ---------- 极窄屏 ---------- */
@media (max-width: 640px) {
  .page-faq {
    --faq-num-col: 0px;
  }

  .page-faq .disclosure__trigger {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px;
    font-size: 15px;
  }

  .page-faq .faq-q__num {
    display: none;
  }

  .page-faq .disclosure__panel p {
    padding-left: 0;
  }

  .page-faq .faq-console {
    padding: 18px 16px 10px;
  }

  .page-faq .faq-help__panel {
    padding: 24px 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-rail__link,
  .page-faq .disclosure__trigger {
    transition: none;
  }
}