.page-faq {
  display: block;
  padding-bottom: 24px;
}

/* ---------- 面包屑与首屏 ---------- */
.page-faq .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 24px 0 0;
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--muted);
}

.page-faq .breadcrumbs a {
  color: var(--muted);
  text-decoration: none;
}

.page-faq .breadcrumbs a:hover {
  color: var(--neon);
}

.page-faq .faq-hero {
  display: grid;
  gap: 30px;
  padding: 28px 0 44px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero-main {
  min-width: 0;
}

.page-faq .eyebrow {
  margin: 0;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-faq h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(28px, 6.4vw, 52px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-faq .faq-lede {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .faq-hero-panel {
  margin: 0;
  padding: 6px 20px;
  background: var(--surface-1);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

.page-faq .faq-hero-panel .stat-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px dashed var(--line);
}

.page-faq .faq-hero-panel .stat-row:last-child {
  border-bottom: 0;
}

.page-faq .stat-label {
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
}

.page-faq .stat-value {
  margin: 0;
  font-family: var(--font-data);
  font-size: 22px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--paper);
}

.page-faq .stat-value--neon {
  color: var(--neon);
}

.page-faq .stat-value--orange {
  color: var(--orange);
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: 36px;
  padding-top: 44px;
  align-items: start;
}

.page-faq .faq-toc {
  padding: 18px 16px;
  background: var(--surface-1);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
}

.page-faq .toc-title {
  margin: 0 0 12px;
  padding: 0 8px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

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

.page-faq .toc-link {
  display: block;
  padding: 10px 12px;
  border-left: 3px solid transparent;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 15px;
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .toc-link:hover {
  color: var(--paper);
  background: var(--surface-2);
}

.page-faq .toc-link.is-active {
  color: var(--neon);
  background: var(--surface-2);
  border-left-color: var(--neon);
}

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

/* ---------- 章节通用 ---------- */
.page-faq .faq-group {
  scroll-margin-top: 92px;
  padding-bottom: 60px;
}

.page-faq .faq-group + .faq-group {
  padding-top: 60px;
  border-top: 1px solid var(--line);
}

.page-faq .section-head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 14px;
}

.page-faq .section-num {
  flex: 0 0 auto;
  font-family: var(--font-data);
  font-size: 30px;
  font-weight: 700;
  line-height: 1.05;
  color: var(--paper);
  opacity: 0.28;
}

.page-faq .section-head-text {
  min-width: 0;
}

.page-faq .section-title {
  margin: 4px 0 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 4vw, 32px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-intro {
  margin: 0 0 26px;
  max-width: 68ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .faq-note {
  margin: 18px 0 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
  border-left: 2px solid var(--line);
  padding-left: 14px;
}

.page-faq .faq-link {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 242, 206, 0.35);
}

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

.page-faq .faq-inline-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* ---------- 01 入门路径 ---------- */
.page-faq .faq-paths {
  display: grid;
  gap: 12px;
}

.page-faq .faq-item {
  overflow: hidden;
  background: var(--surface-1);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

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

.page-faq .faq-item[open] {
  background: var(--surface-2);
  border-color: var(--neon);
}

.page-faq .faq-q {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
  color: var(--paper);
}

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

.page-faq .faq-q::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-data);
  font-size: 20px;
  line-height: 1;
  color: var(--neon);
}

.page-faq .faq-item[open] .faq-q::after {
  content: "–";
}

.page-faq .faq-idx {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 30px;
  width: 30px;
  height: 30px;
  border-radius: var(--radius-pill);
  background: var(--ink-900);
  color: var(--neon);
  font-family: var(--font-data);
  font-size: 14px;
  font-weight: 700;
}

.page-faq .faq-q-text {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
}

.page-faq .faq-q-meta {
  flex: 0 0 auto;
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--muted);
  white-space: nowrap;
}

.page-faq .faq-steps {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 16px 20px 22px;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-faq .faq-steps li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.page-faq .step-num {
  flex: 0 0 26px;
  padding-right: 8px;
  border-right: 1px solid var(--line);
  font-family: var(--font-data);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.8;
  text-align: right;
  color: var(--neon);
}

.page-faq .step-text {
  min-width: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--paper);
}

/* ---------- 图片 ---------- */
.page-faq .media {
  overflow: hidden;
  background: var(--surface-1);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
}

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

.page-faq .media-caption {
  padding: 12px 18px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-faq .faq-figure {
  margin: 30px 0 0;
}

.page-faq .faq-figure--square {
  max-width: 560px;
}

/* ---------- 02 检索 ---------- */
.page-faq .filter-demo {
  position: relative;
  overflow: hidden;
  padding: 26px 22px 22px;
  background: var(--surface-1);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
}

.page-faq .filter-demo::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--neon), var(--orange));
}

.page-faq .filter-demo-title {
  margin: 0;
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--neon);
}

.page-faq .filter-steps {
  counter-reset: fstep;
  display: grid;
  gap: 12px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .filter-steps li {
  counter-increment: fstep;
  display: flex;
  gap: 12px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--paper);
}

.page-faq .filter-steps li::before {
  content: counter(fstep, decimal-leading-zero);
  flex: 0 0 auto;
  padding-top: 4px;
  font-family: var(--font-data);
  font-size: 13px;
  color: var(--orange);
}

/* ---------- 03 评测读数 ---------- */
.page-faq .reading-list {
  display: grid;
  gap: 14px;
}

.page-faq .reading {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px;
  background: var(--surface-1);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
}

.page-faq .reading-key {
  margin: 0;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-faq .reading-val {
  margin: 0;
  font-family: var(--font-data);
  font-size: 30px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--orange);
}

.page-faq .reading-val--neon {
  color: var(--neon);
}

.page-faq .reading-val--orange {
  color: var(--orange);
}

.page-faq .reading-desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper);
  opacity: 0.86;
}

.page-faq .faq-alert {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: 22px 0 0;
  padding: 16px 20px;
  background: rgba(255, 194, 75, 0.07);
  border: 1px solid var(--warn);
  border-radius: var(--radius-card);
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper);
}

.page-faq .alert-tag {
  flex: 0 0 auto;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  background: var(--warn);
  color: var(--ink-900);
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.6;
}

/* ---------- 04 标签速查 ---------- */
.page-faq .tag-grid {
  display: grid;
  gap: 12px;
}

.page-faq .tag-card {
  overflow: hidden;
  background: var(--surface-1);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  transition: border-color 0.2s var(--ease);
}

.page-faq .tag-card:hover {
  border-color: var(--neon);
}

.page-faq .tag-card[open] {
  border-color: var(--neon);
  background: var(--surface-2);
}

.page-faq .tag-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--paper);
}

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

.page-faq .tag-head::after {
  content: "▾";
  margin-left: auto;
  font-size: 12px;
  color: var(--neon);
  transition: transform 0.2s var(--ease);
}

.page-faq .tag-card[open] .tag-head::after {
  transform: rotate(180deg);
}

.page-faq .tag-body {
  padding: 14px 18px 18px;
  border-top: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper);
}

.page-faq .tag-body p {
  margin: 0 0 10px;
}

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

.page-faq .tag-misread {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}

.page-faq .tag-misread strong {
  color: var(--warn);
  font-weight: 700;
}

/* ---------- 05 设备差异 ---------- */
.page-faq .device-grid {
  display: grid;
  gap: 14px;
}

.page-faq .device-col {
  padding: 22px 20px;
  background: var(--surface-1);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
}

.page-faq .device-col:first-child {
  box-shadow: inset 0 0 0 1px rgba(61, 242, 206, 0.12);
}

.page-faq .device-title {
  margin: 0 0 16px;
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--neon);
}

.page-faq .device-col ul {
  display: grid;
  gap: 11px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .device-col li {
  position: relative;
  padding-left: 18px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--paper);
}

.page-faq .device-col li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--neon);
}

/* ---------- 06 答疑 ---------- */
.page-faq .support-card {
  display: grid;
  gap: 22px;
  padding: 26px 22px;
  background: linear-gradient(155deg, var(--surface-2), var(--surface-1) 62%);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.page-faq .support-item {
  min-width: 0;
  padding-left: 16px;
  border-left: 2px solid var(--neon);
}

.page-faq .support-label {
  margin: 0;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-faq .support-value {
  margin: 8px 0 0;
  font-family: var(--font-data);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
  word-break: break-word;
}

.page-faq .support-value a {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 242, 206, 0.35);
}

.page-faq .support-value a:hover {
  border-bottom-color: var(--neon);
}

.page-faq .support-hint {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .tag-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-faq .reading-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
    gap: 48px;
    padding: 44px 0 60px;
  }

  .page-faq .support-card {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 32px;
    padding: 32px 28px;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-layout {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 56px;
    padding-top: 64px;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: 96px;
  }
}

@media (max-width: 559px) {
  .page-faq .faq-q-meta {
    display: none;
  }

  .page-faq .section-num {
    font-size: 24px;
  }

  .page-faq .filter-demo {
    padding: 22px 16px 18px;
  }

  .page-faq .faq-steps {
    padding: 14px 16px 20px;
  }

  .page-faq .faq-q {
    padding: 16px;
    gap: 12px;
  }
}
<<<END>>>