.page-faq {
  padding-bottom: clamp(56px, 8vw, 104px);
}

.page-faq .breadcrumb { margin-bottom: clamp(16px, 3vw, 28px); }

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(12px, 3vw, 28px) 0 clamp(40px, 6vw, 76px);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -10%;
  left: -6%;
  width: 46vw;
  height: 46vw;
  max-width: 620px;
  max-height: 620px;
  background: radial-gradient(closest-side, rgba(47, 191, 155, 0.16), transparent 72%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -40%;
  width: 52vw;
  height: 420px;
  max-width: 720px;
  background: radial-gradient(closest-side, rgba(192, 51, 140, 0.24), transparent 70%);
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 5vw, 56px);
  align-items: end;
}

.page-faq .faq-hero__kicker {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 18px;
  font-size: var(--fs-12);
  letter-spacing: var(--ls-anno);
  color: var(--gold);
}

.page-faq .faq-hero__kicker .mono { font-size: var(--fs-12); }

.page-faq h1 {
  margin: 0 0 20px;
  font-size: clamp(2rem, 6.4vw, var(--fs-64));
  line-height: 1.16;
  letter-spacing: var(--ls-title);
  font-weight: 900;
  color: var(--paper);
  max-width: 16em;
}

.page-faq .faq-hero__intro {
  margin: 0 0 26px;
  max-width: 36em;
  font-size: var(--fs-16);
  line-height: var(--lh-body);
  color: rgba(244, 246, 251, 0.78);
}

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

.page-faq .faq-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  background: var(--ink-700);
  border: 1px solid var(--ink-700);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-faq .faq-stat {
  background: var(--ink-800);
  padding: 16px 18px;
}

.page-faq .faq-stat dt {
  margin: 0 0 6px;
  font-size: var(--fs-12);
  letter-spacing: 0.18em;
  color: var(--muted);
}

.page-faq .faq-stat dd {
  margin: 0;
  font-size: var(--fs-22);
  font-weight: 700;
  color: var(--paper);
  letter-spacing: 0.02em;
}

.page-faq .faq-stat__num { color: var(--gold); }

/* ---------- 筛选台 ---------- */
.page-faq .faq-desk__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 44px);
  align-items: start;
}

.page-faq .doc-scope { position: relative; min-width: 0; }

.page-faq .doc-scope__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-faq .doc-scope__labels {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}

.page-faq .doc-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 15px;
  border: 1px solid var(--ink-700);
  border-radius: 999px;
  background: var(--ink-800);
  color: var(--muted);
  font-size: var(--fs-13);
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), background 0.18s var(--ease);
}

.page-faq .doc-chip:hover {
  color: var(--paper);
  border-color: var(--gold-line);
}

.page-faq .doc-chip .mono {
  font-size: var(--fs-12);
  opacity: 0.7;
}

.page-faq #kind-all:checked ~ .doc-scope__labels label[for="kind-all"],
.page-faq #kind-install:checked ~ .doc-scope__labels label[for="kind-install"],
.page-faq #kind-update:checked ~ .doc-scope__labels label[for="kind-update"],
.page-faq #kind-sync:checked ~ .doc-scope__labels label[for="kind-sync"] {
  color: var(--teal-soft);
  border-color: var(--teal);
  background: rgba(47, 191, 155, 0.12);
}

.page-faq .doc-scope__input:focus-visible ~ .doc-scope__labels label[for="kind-all"],
.page-faq .doc-scope__input:focus-visible ~ .doc-scope__labels label[for="kind-install"],
.page-faq .doc-scope__input:focus-visible ~ .doc-scope__labels label[for="kind-update"],
.page-faq .doc-scope__input:focus-visible ~ .doc-scope__labels label[for="kind-sync"] {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.page-faq #kind-install:checked ~ .doc-list .doc-item:not([data-kind="install"]),
.page-faq #kind-update:checked ~ .doc-list .doc-item:not([data-kind="update"]),
.page-faq #kind-sync:checked ~ .doc-list .doc-item:not([data-kind="sync"]) {
  display: none;
}

.page-faq .doc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--ink-700);
}

.page-faq .doc-item {
  padding: 20px 0;
  border-bottom: 1px solid var(--ink-700);
}

.page-faq .doc-item__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 10px;
}

.page-faq .doc-item__title {
  margin: 0 0 8px;
  font-size: var(--fs-18);
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
  letter-spacing: 0.02em;
}

.page-faq .doc-item__desc {
  margin: 0;
  max-width: 42em;
  font-size: var(--fs-16);
  line-height: 1.75;
  color: var(--muted);
}

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

.page-faq .faq-desk__figure { margin: 0 0 16px; }

.page-faq .faq-desk__figure img,
.page-faq .faq-flow__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .faq-desk__hint {
  margin: 0;
  padding-left: 14px;
  border-left: 2px solid var(--gold-line);
  font-size: var(--fs-13);
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 5vw, 60px);
  margin-top: clamp(48px, 7vw, 92px);
}

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

.page-faq .faq-toc__label {
  margin: 0 0 14px;
  font-size: var(--fs-12);
  letter-spacing: var(--ls-anno);
  color: var(--muted);
}

.page-faq .faq-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid var(--ink-700);
}

.page-faq .faq-toc__list a {
  display: block;
  padding: 8px 0 8px 16px;
  margin-left: -1px;
  border-left: 2px solid transparent;
  font-size: var(--fs-13);
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-faq .faq-toc__list a:hover { color: var(--paper); }

.page-faq .faq-toc__list a[aria-current="true"] {
  color: var(--gold);
  border-left-color: var(--gold);
}

.page-faq .faq-flow {
  display: grid;
  gap: clamp(36px, 5vw, 72px);
  min-width: 0;
}

.page-faq .faq-block {
  min-width: 0;
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-faq .faq-block__title {
  margin: 0 0 16px;
  font-size: clamp(1.375rem, 3vw, var(--fs-28));
  font-weight: 900;
  line-height: 1.35;
  letter-spacing: 0.04em;
  color: var(--paper);
}

.page-faq .faq-block__title::after {
  content: "";
  display: block;
  width: 48px;
  height: 2px;
  margin-top: 14px;
  background: linear-gradient(90deg, var(--gold), var(--magenta));
}

.page-faq .faq-block__lead {
  margin: 0 0 20px;
  max-width: 38em;
  font-size: var(--fs-16);
  line-height: var(--lh-body);
  color: rgba(244, 246, 251, 0.78);
}

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

.page-faq .faq-sub__title {
  margin: 28px 0 14px;
  font-size: var(--fs-18);
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--gold-soft);
}

.page-faq .faq-link {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--gold-line);
  transition: border-color 0.18s var(--ease);
}

.page-faq .faq-link:hover { border-bottom-color: var(--gold); }

/* ---------- 表格 ---------- */
.page-faq .faq-table-wrap {
  overflow-x: auto;
  margin-bottom: 20px;
  border: 1px solid var(--ink-700);
  border-radius: var(--radius);
  background: var(--ink-800);
}

.page-faq .faq-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: var(--fs-16);
}

.page-faq .faq-table caption {
  padding: 14px 16px;
  text-align: left;
  font-size: var(--fs-13);
  color: var(--muted);
  border-bottom: 1px solid var(--ink-700);
}

.page-faq .faq-table thead th {
  padding: 12px 16px;
  text-align: left;
  font-size: var(--fs-13);
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--muted);
  border-bottom: 1px solid var(--ink-700);
}

.page-faq .faq-table tbody th,
.page-faq .faq-table tbody td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--ink-700);
  vertical-align: top;
}

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

.page-faq .faq-table tbody th {
  font-weight: 600;
  color: var(--paper);
}

.page-faq .faq-table tbody td {
  color: rgba(244, 246, 251, 0.74);
  line-height: 1.7;
}

.page-faq .faq-table .num {
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  color: var(--gold);
  white-space: nowrap;
}

/* ---------- 维度卡片与组合 ---------- */
.page-faq .dim-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-bottom: 22px;
}

.page-faq .dim-card {
  padding: 18px;
  border: 1px solid var(--ink-700);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(232, 182, 90, 0.07), transparent 62%);
}

.page-faq .dim-card__name {
  margin: 0 0 8px;
  font-size: var(--fs-16);
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--gold-soft);
}

.page-faq .dim-card__desc {
  margin: 0;
  font-size: var(--fs-13);
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .combo-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .combo {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border: 1px solid var(--ink-700);
  border-radius: var(--radius);
  background: var(--ink-800);
  font-size: var(--fs-13);
  color: rgba(244, 246, 251, 0.86);
}

.page-faq .combo__arrow {
  color: var(--gold);
  font-size: var(--fs-16);
}

.page-faq .combo__count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  color: var(--teal);
}

/* ---------- 步骤条 ---------- */
.page-faq .steps {
  list-style: none;
  margin: 0 0 8px;
  padding: 0;
}

.page-faq .step {
  position: relative;
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 16px;
  padding-bottom: 22px;
}

.page-faq .step::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 38px;
  bottom: 4px;
  width: 1px;
  background: var(--ink-700);
}

.page-faq .step:last-child::before { display: none; }

.page-faq .step__num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--gold-line);
  border-radius: 50%;
  background: var(--ink-800);
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  color: var(--gold);
}

.page-faq .step__title {
  margin: 6px 0 6px;
  font-size: var(--fs-16);
  font-weight: 700;
  color: var(--paper);
  letter-spacing: 0.02em;
}

.page-faq .step__desc {
  margin: 0;
  max-width: 40em;
  font-size: var(--fs-16);
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 问答组 ---------- */
.page-faq .qa-group {
  display: grid;
  gap: 8px;
  margin-top: 24px;
}

.page-faq .qa-item {
  border: 1px solid var(--ink-700);
  border-radius: var(--radius);
  background: var(--ink-800);
  overflow: hidden;
  transition: border-color 0.22s var(--ease);
}

.page-faq .qa-item[open] { border-color: var(--gold-hair); }

.page-faq .qa-item summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  font-size: var(--fs-16);
  line-height: 1.6;
  color: var(--paper);
}

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

.page-faq .qa-item summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--fs-18);
  color: var(--gold);
  transition: transform 0.22s var(--ease);
}

.page-faq .qa-item[open] summary::after { transform: rotate(45deg); }

.page-faq .qa-item summary:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: -2px;
}

.page-faq .qa-item__body {
  padding: 0 16px 18px;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: rgba(244, 246, 251, 0.76);
}

.page-faq .qa-item__body p { margin: 0 0 10px; }

.page-faq .qa-item__ver {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding-top: 4px;
}

/* ---------- 收藏同步 ---------- */
.page-faq .sync-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-bottom: 22px;
}

.page-faq .sync-card {
  padding: 20px;
  border: 1px solid var(--ink-700);
  border-radius: var(--radius);
  background: var(--ink-800);
}

.page-faq .sync-card--on {
  border-color: rgba(47, 191, 155, 0.48);
  background: linear-gradient(160deg, rgba(47, 191, 155, 0.12), transparent 66%);
}

.page-faq .sync-card__title {
  margin: 0 0 12px;
  font-size: var(--fs-16);
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--paper);
}

.page-faq .sync-card--on .sync-card__title { color: var(--teal-soft); }

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

.page-faq .sync-list li {
  position: relative;
  padding-left: 16px;
  font-size: var(--fs-13);
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .sync-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 6px;
  height: 1px;
  background: var(--gold-line);
}

/* ---------- 转人工 ---------- */
.page-faq .handoff-list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  border-top: 1px solid var(--ink-700);
}

.page-faq .handoff-list li {
  position: relative;
  padding: 14px 0 14px 26px;
  border-bottom: 1px solid var(--ink-700);
  font-size: var(--fs-16);
  line-height: 1.7;
  color: rgba(244, 246, 251, 0.82);
}

.page-faq .handoff-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 24px;
  width: 8px;
  height: 8px;
  border: 1px solid var(--magenta);
  transform: rotate(45deg);
}

.page-faq .contact-strip {
  padding: clamp(20px, 3vw, 32px);
  border: 1px solid var(--gold-line);
  border-radius: var(--radius);
  background: linear-gradient(118deg, rgba(232, 182, 90, 0.13), rgba(192, 51, 140, 0.11) 82%);
}

.page-faq .contact-strip__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-bottom: 20px;
}

.page-faq .contact-strip__label {
  margin: 0 0 6px;
  font-size: var(--fs-12);
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-faq .contact-strip__value {
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.7;
  color: var(--paper);
  word-break: break-word;
}

.page-faq .contact-strip__value.mono { font-size: var(--fs-13); }

.page-faq .contact-strip__note {
  margin: 0 0 20px;
  max-width: 40em;
  font-size: var(--fs-13);
  line-height: 1.85;
  color: rgba(244, 246, 251, 0.76);
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-faq .dim-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .page-faq .sync-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-faq .contact-strip__grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  }
  .page-faq .faq-hero__stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 1000px) {
  .page-faq .faq-desk__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  }
  .page-faq .faq-body {
    grid-template-columns: 216px minmax(0, 1fr);
    align-items: start;
  }
  .page-faq .faq-toc {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-body { grid-template-columns: 240px minmax(0, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}
<<<END>>>
</main>