.page-faq {
  --faq-rail: 268px;
  --faq-pad: clamp(18px, 3vw, 32px);
}

.page-faq .faq-hero {
  padding-top: clamp(24px, 4vw, 44px);
  padding-bottom: clamp(24px, 4vw, 40px);
}

.page-faq .breadcrumb {
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-faq .faq-hero .eyebrow {
  margin: 0 0 14px;
}

.page-faq .faq-hero h1 {
  margin: 0;
  max-width: 18ch;
}

.page-faq .faq-hero .lede {
  margin: 20px 0 0;
  max-width: 58ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.68;
  color: var(--sage);
}

.page-faq .hero-stats {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 34px;
  margin: clamp(24px, 3vw, 34px) 0 0;
  padding: clamp(16px, 2vw, 22px) 0 0;
  border-top: 1px solid var(--line);
}

.page-faq .hero-stats li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 13px;
  color: var(--sage);
  letter-spacing: 0.02em;
}

.page-faq .stat-v {
  font-family: var(--mono);
  font-size: clamp(20px, 2.6vw, 26px);
  line-height: 1.1;
  color: var(--lime);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

.page-faq .stat-v em {
  font-style: normal;
  font-size: 0.56em;
  color: var(--sage);
  margin-left: 2px;
}

.page-faq .faq-media-wrap {
  padding-top: 0;
  padding-bottom: clamp(30px, 5vw, 56px);
}

.page-faq .faq-figure {
  margin: 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.page-faq .faq-figure .media-frame {
  border-radius: var(--radius-xl);
}

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

/* ---------- 两栏：目录 + 问答 ---------- */

.page-faq .guide-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 56px);
  align-items: start;
  padding-bottom: clamp(52px, 8vw, 96px);
}

.page-faq .guide-toc {
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.page-faq .toc-title {
  margin: 0 0 14px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--sage);
}

.page-faq .toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .toc-link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  color: var(--mist);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.4;
  transition: background 0.26s var(--ease), color 0.26s var(--ease);
}

.page-faq .toc-link:hover,
.page-faq .toc-link:focus-visible {
  background: var(--ink-2);
  color: var(--lime);
}

.page-faq .toc-index {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--orange-soft);
  flex: none;
}

.page-faq .toc-note {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--sage);
}

/* ---------- 问答分组 ---------- */

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

.page-faq .qa-group {
  scroll-margin-top: calc(var(--header-h) + 24px);
  padding: var(--faq-pad);
  border-radius: var(--radius-xl);
  margin-bottom: clamp(16px, 2.4vw, 24px);
}

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

.page-faq .qa-group--deep {
  background: var(--ink-2);
}

.page-faq .qa-group-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 14px;
  align-items: baseline;
  margin-bottom: 14px;
}

.page-faq .qa-num {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--orange);
  display: block;
}

.page-faq .qa-group h2 {
  margin: 0;
  font-size: clamp(21px, 3vw, 28px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  font-weight: 800;
  color: var(--mist);
}

.page-faq .qa-sub {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--sage);
}

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

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

.page-faq .qa summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
}

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

.page-faq .qa-q {
  font-size: clamp(15.5px, 1.9vw, 17.5px);
  font-weight: 700;
  line-height: 1.45;
  color: var(--mist);
  transition: color 0.24s var(--ease);
}

.page-faq .qa summary:hover .qa-q {
  color: var(--lime);
}

.page-faq .qa-icon {
  position: relative;
  flex: none;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  border-radius: var(--pill);
  background: var(--ink-3);
  box-shadow: inset 0 0 0 1px var(--line-strong);
  transition: background 0.28s var(--ease), transform 0.28s var(--ease);
}

.page-faq .qa-icon::before,
.page-faq .qa-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--lime);
  transition: opacity 0.28s var(--ease), transform 0.28s var(--ease);
}

.page-faq .qa-icon::before {
  width: 10px;
  height: 2px;
  transform: translate(-50%, -50%);
}

.page-faq .qa-icon::after {
  width: 2px;
  height: 10px;
  transform: translate(-50%, -50%);
}

.page-faq .qa[open] .qa-icon {
  background: var(--lime);
  transform: rotate(90deg);
}

.page-faq .qa[open] .qa-icon::before,
.page-faq .qa[open] .qa-icon::after {
  background: var(--ink);
}

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

.page-faq .qa[open] .qa-q {
  color: var(--lime);
}

.page-faq .qa-body {
  padding: 0 0 20px;
}

.page-faq .qa-body p {
  margin: 0 0 12px;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.66;
  color: var(--sage);
}

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

.page-faq .qa-path {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 6px 0 0;
  padding: 8px 15px;
  border-radius: var(--pill);
  background: var(--ink-3);
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--lime);
  max-width: 100%;
}

.page-faq .qa-path .sep {
  color: var(--sage);
}

.page-faq .state-list {
  list-style: none;
  margin: 8px 0 14px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .state-list li {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 12px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--sage);
}

.page-faq .state-tag {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--orange-soft);
  padding-top: 3px;
}

.page-faq .qa-figure {
  margin: clamp(20px, 3vw, 28px) 0 0;
}

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

.page-faq .qa-figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--sage);
}

/* ---------- 求助面板 ---------- */

.page-faq .qa-group--help {
  padding: 0;
  background: none;
}

.page-faq .help-panel {
  padding: clamp(24px, 4vw, 40px);
  border-radius: var(--radius-xl);
  background: linear-gradient(145deg, var(--ink-2) 0%, var(--ink-3) 100%);
  box-shadow: inset 0 0 0 1px var(--line-strong);
}

.page-faq .help-panel h2 {
  margin: 10px 0 0;
  font-size: clamp(21px, 3vw, 28px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  font-weight: 800;
  color: var(--mist);
}

.page-faq .help-lede {
  margin: 14px 0 0;
  max-width: 58ch;
  font-size: 15.5px;
  line-height: 1.66;
  color: var(--sage);
}

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

.page-faq .help-contact {
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--sage);
  word-break: break-word;
}

.page-faq .help-contact p {
  margin: 0;
}

.page-faq .help-contact a {
  color: var(--lime);
  text-decoration: none;
}

.page-faq .help-contact a:hover,
.page-faq .help-contact a:focus-visible {
  text-decoration: underline;
}

.page-faq .help-note {
  margin-top: 10px !important;
  font-family: var(--sans);
  font-size: 13px;
  line-height: 1.62;
  color: var(--sage);
}

/* ---------- 断点 ---------- */

@media (min-width: 760px) {
  .page-faq .state-list li {
    grid-template-columns: 84px minmax(0, 1fr);
  }
}

@media (min-width: 960px) {
  .page-faq .guide-layout {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    gap: clamp(40px, 5vw, 72px);
  }

  .page-faq .guide-toc {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-faq .toc-list {
    border-left: 1px solid var(--line);
    padding-left: 6px;
    gap: 0;
  }

  .page-faq .toc-link {
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
  }
}
<<<END>>>