.page-faq {
  --faq-dock-pad: 96px;
  display: block;
}

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

.page-faq .breadcrumbs__sep {
  color: var(--ink-muted);
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  padding-top: calc(var(--bar-h) + 40px);
  padding-bottom: 48px;
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
  margin-top: 24px;
}

.page-faq .faq-hero__title {
  margin: 14px 0 0;
  font-size: clamp(32px, 8vw, 52px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  font-weight: 800;
}

.page-faq .faq-hero__copy .lede {
  margin-top: 18px;
  max-width: 46ch;
}

.page-faq .faq-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 32px;
  margin: 30px 0 0;
  padding: 20px 0 0;
  list-style: none;
  border-top: 1px solid var(--hairline);
}

.page-faq .faq-fact {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 96px;
}

.page-faq .faq-fact__num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  color: var(--lime);
}

.page-faq .faq-fact__label {
  font-size: 13px;
  color: var(--ink-muted);
}

.page-faq .faq-hero__media {
  position: relative;
  margin: 0;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--blue-night);
  box-shadow: var(--shadow-soft);
}

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

.page-faq .faq-hero__overlay {
  position: absolute;
  right: 16px;
  bottom: 16px;
  display: grid;
  gap: 2px;
  padding: 14px 18px;
  background: rgba(10, 20, 16, 0.82);
  border: 1px solid var(--hairline-strong);
  border-radius: var(--radius);
  backdrop-filter: blur(6px);
  text-align: right;
}

.page-faq .faq-hero__overlay-label {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--ink-muted);
}

.page-faq .faq-hero__overlay-num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 40px;
  font-weight: 700;
  line-height: 1;
  color: var(--lime);
}

.page-faq .faq-hero__overlay-sub {
  font-size: 12px;
  color: var(--ink-muted);
}

/* ---------- 主体两栏 ---------- */

.page-faq .faq-body {
  padding-bottom: 0;
}

.page-faq .faq-body__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
}

.page-faq .faq-index {
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  background: linear-gradient(160deg, var(--blue-soft), var(--green-night));
  padding: 18px 16px;
}

.page-faq .faq-index__title {
  margin: 0 0 12px;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--ink-muted);
}

.page-faq .faq-index .section-nav {
  display: grid;
  gap: 2px;
}

.page-faq .faq-index .section-nav__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 12px;
  font-size: 15px;
  color: var(--ink-muted);
  text-decoration: none;
  border-left: 2px solid transparent;
  border-radius: var(--radius);
  transition: color 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-index .section-nav__link:hover {
  color: var(--ink);
  background: rgba(232, 255, 58, 0.06);
}

.page-faq .faq-index .section-nav__link[aria-current] {
  color: var(--ink);
  border-left-color: var(--lime);
  background: rgba(232, 255, 58, 0.08);
}

.page-faq .faq-index__num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  color: var(--lime);
  letter-spacing: 0.08em;
}

.page-faq .faq-index__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--hairline);
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-muted);
}

/* ---------- 问答流 ---------- */

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

.page-faq .faq-group {
  padding-top: 28px;
  margin-bottom: 36px;
  border-top: 1px solid var(--hairline);
  scroll-margin-top: calc(var(--bar-h) + 24px);
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 14px;
  padding: 14px 16px 16px;
  margin-bottom: 18px;
  border-radius: var(--radius);
  background: linear-gradient(90deg, rgba(232, 255, 58, 0.07), rgba(232, 255, 58, 0) 70%);
  border-left: 2px solid var(--lime);
}

.page-faq .faq-group__num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--lime);
  padding-top: 6px;
}

.page-faq .faq-group__head .section-title {
  margin: 0;
  font-size: clamp(20px, 4.4vw, 27px);
  line-height: 1.25;
}

.page-faq .faq-group__lead {
  grid-column: 2;
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-muted);
}

.page-faq .faq-figure {
  margin: 0 0 20px;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--green-train);
}

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

/* ---------- 折叠问答条目 ---------- */

.page-faq .faq-item {
  margin-bottom: 10px;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  background: var(--green-deep);
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .faq-item:hover {
  border-color: var(--hairline-strong);
}

.page-faq .faq-item[open] {
  background: linear-gradient(180deg, var(--green-train), var(--green-deep));
  border-color: var(--hairline-strong);
}

.page-faq .faq-item > summary {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-item__mark {
  position: relative;
  flex: none;
  width: 18px;
  height: 18px;
  margin-top: 3px;
  border: 1px solid var(--hairline-strong);
  border-radius: var(--radius);
}

.page-faq .faq-item__mark::before,
.page-faq .faq-item__mark::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--lime);
  transition: transform 0.2s var(--ease);
}

.page-faq .faq-item__mark::before {
  width: 8px;
  height: 1px;
  transform: translate(-50%, -50%);
}

.page-faq .faq-item__mark::after {
  width: 1px;
  height: 8px;
  transform: translate(-50%, -50%);
}

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

.page-faq .faq-item__q {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--ink);
}

.page-faq .faq-answer {
  padding: 0 18px 18px 50px;
}

.page-faq .faq-answer__lead {
  margin: 0;
  padding-left: 12px;
  border-left: 2px solid var(--lime);
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.page-faq .faq-points {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-faq .faq-points li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-muted);
}

.page-faq .faq-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 1px;
  background: var(--lime-dim);
}

/* ---------- 提交前清单 ---------- */

.page-faq .faq-checklist {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  margin-top: 20px;
  padding: 18px;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  background: linear-gradient(140deg, var(--blue-night), var(--green-night));
}

.page-faq .faq-checklist__title {
  margin: 0 0 4px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}

.page-faq .faq-check {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 11px 13px;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  background: var(--green-train);
  cursor: pointer;
  transition: border-color 0.18s var(--ease), background 0.18s var(--ease);
}

.page-faq .faq-check:hover {
  border-color: var(--hairline-strong);
}

.page-faq .faq-check:has(input:checked) {
  border-color: var(--hairline-strong);
  background: rgba(232, 255, 58, 0.06);
}

.page-faq .faq-check input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  opacity: 0;
  pointer-events: none;
}

.page-faq .faq-check__box {
  position: relative;
  flex: none;
  width: 15px;
  height: 15px;
  margin-top: 2px;
  border: 1px solid var(--hairline-strong);
  border-radius: var(--radius);
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-faq .faq-check input:checked ~ .faq-check__box {
  background: var(--lime);
  border-color: var(--lime);
}

.page-faq .faq-check input:checked ~ .faq-check__box::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 1px;
  width: 4px;
  height: 8px;
  border-right: 2px solid var(--green-night);
  border-bottom: 2px solid var(--green-night);
  transform: rotate(42deg);
}

.page-faq .faq-check input:focus-visible ~ .faq-check__box {
  outline: 1px solid var(--lime);
  outline-offset: 2px;
}

.page-faq .faq-check__text {
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-muted);
  transition: color 0.18s var(--ease);
}

.page-faq .faq-check input:checked ~ .faq-check__text {
  color: var(--ink);
}

/* ---------- 尾部工单入口 ---------- */

.page-faq .faq-dock {
  position: sticky;
  bottom: 0;
  z-index: 30;
  margin-top: 8px;
  background: rgba(13, 27, 46, 0.94);
  border-top: 1px solid var(--hairline-strong);
  backdrop-filter: blur(8px);
}

.page-faq .faq-dock__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 24px;
  width: 100%;
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 14px clamp(16px, 4vw, 32px);
}

.page-faq .faq-dock__text {
  margin: 0;
  flex: 1 1 260px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-muted);
}

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

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-faq .faq-checklist {
    grid-template-columns: 1fr 1fr;
  }

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

@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding-bottom: 64px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: 7fr 5fr;
    gap: 48px;
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-body__grid {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 56px;
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--bar-h) + 24px);
  }

  .page-faq .faq-group__head {
    padding: 18px 22px 20px;
  }

  .page-faq .faq-item > summary {
    padding: 18px 22px;
  }

  .page-faq .faq-answer {
    padding: 0 22px 20px 54px;
  }
}

@media (min-width: 1280px) {
  .page-faq .faq-hero__title {
    font-size: 56px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-item__mark::before,
  .page-faq .faq-item__mark::after,
  .page-faq .faq-check,
  .page-faq .faq-check__box {
    transition: none;
  }
}
<<<END>>>