.page-faq {
  background: var(--bg-ink);
}

.page-faq .eyebrow {
  color: var(--yellow);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0;
}

.page-faq .section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 8px;
}

.page-faq .section-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-strong);
  margin: 8px 0 0;
}

.page-faq .section-foot {
  font-size: 13px;
  color: var(--text-weak);
  margin: 0;
}

.page-faq .breadcrumbs {
  padding-top: 24px;
  font-size: 12px;
  color: var(--text-weak);
}

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

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

.page-faq .breadcrumbs-sep {
  margin: 0 8px;
  color: var(--line);
}

.page-faq .breadcrumbs [aria-current="page"] {
  color: var(--text-main);
}

.page-faq .faq-head {
  position: relative;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.06) 0%, transparent 40%), var(--bg-ink);
}

.page-faq .faq-head::after {
  content: "";
  display: block;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--green), var(--yellow));
}

.page-faq .faq-head-grid {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  padding: 28px 0 36px;
}

.page-faq .faq-head h1 {
  font-size: 28px;
  font-weight: 800;
  line-height: 1.25;
  margin: 10px 0 6px;
  color: var(--text-strong);
  letter-spacing: -0.02em;
}

.page-faq .faq-head-desc {
  margin: 0;
  font-size: 15px;
  color: var(--text-weak);
}

.page-faq .faq-head-num {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
}

.page-faq .faq-head-version {
  font-family: var(--font-data);
  font-size: 30px;
  font-weight: 700;
  color: var(--green);
  line-height: 1;
}

.page-faq .faq-head-update {
  font-size: 12px;
  color: var(--text-weak);
  line-height: 1.5;
}

.page-faq .faq-steps {
  background: var(--surface-violet);
  padding: 48px 0 56px;
}

.page-faq .faq-step-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 28px;
}

.page-faq .faq-step-card {
  display: flex;
  flex-direction: column;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-faq .faq-step-card:hover {
  border-color: var(--cyan);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

.page-faq .faq-step-media {
  height: 110px;
  overflow: hidden;
  background: var(--bg-ink);
  border-bottom: 1px solid var(--line);
}

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

.page-faq .faq-step-num {
  font-family: var(--font-data);
  font-size: 26px;
  font-weight: 700;
  color: var(--green);
  line-height: 1;
  padding: 14px 16px 0;
}

.page-faq .faq-step-body {
  padding: 8px 16px 0;
}

.page-faq .faq-step-body h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-strong);
  margin: 0 0 4px;
}

.page-faq .faq-step-body p {
  font-size: 13px;
  line-height: 1.65;
  color: var(--text-weak);
  margin: 0;
}

.page-faq .faq-step-more {
  font-size: 13px;
  font-weight: 700;
  color: var(--cyan);
  padding: 12px 16px 14px;
  margin-top: auto;
}

.page-faq .faq-step-more::after {
  content: " →";
}

.page-faq .faq-qa {
  background: var(--bg-ink);
  padding: 48px 0 56px;
}

.page-faq .faq-qa-layout {
  margin-top: 28px;
}

.page-faq .faq-qa-index-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--yellow);
  letter-spacing: 0.06em;
  margin: 0 0 12px;
}

.page-faq .faq-qa-index ol {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-qa-index a {
  display: block;
  padding: 9px 12px;
  border-left: 2px solid var(--line);
  color: var(--text-weak);
  text-decoration: none;
  font-size: 13px;
  line-height: 1.5;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}

.page-faq .faq-qa-index a:hover {
  color: var(--text-main);
  border-left-color: var(--cyan);
  background: var(--card-bg);
}

.page-faq .faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card-bg);
  margin-bottom: 12px;
  overflow: hidden;
  scroll-margin-top: 90px;
  transition: border-color 0.2s, background 0.2s;
}

.page-faq .faq-item[open] {
  border-color: var(--cyan);
  background: var(--card-highlight);
}

.page-faq .faq-item summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-item summary::marker {
  content: "";
}

.page-faq .faq-q-num {
  font-family: var(--font-data);
  font-size: 14px;
  font-weight: 700;
  color: var(--green);
  min-width: 26px;
}

.page-faq .faq-q-head {
  flex: 1;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-main);
}

.page-faq .faq-q-toggle {
  position: relative;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.page-faq .faq-q-toggle::before,
.page-faq .faq-q-toggle::after {
  content: "";
  position: absolute;
  background: var(--cyan);
  transition: transform 0.2s ease;
}

.page-faq .faq-q-toggle::before {
  left: 0;
  right: 0;
  top: 50%;
  height: 2px;
  transform: translateY(-50%);
}

.page-faq .faq-q-toggle::after {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  transform: translateX(-50%);
}

.page-faq .faq-item[open] .faq-q-toggle::after {
  transform: translateX(-50%) scaleY(0);
}

.page-faq .faq-answer {
  padding: 0 16px 16px 54px;
  animation: pageFaqFadeIn 0.25s ease;
}

@keyframes pageFaqFadeIn {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.page-faq .faq-answer p {
  margin: 0 0 8px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-weak);
}

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

.page-faq .faq-answer a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.page-faq .faq-devices {
  background: var(--surface-teal);
  padding: 48px 0 56px;
}

.page-faq .table-wrap {
  margin-top: 28px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-faq .faq-device-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
}

.page-faq .faq-device-table th,
.page-faq .faq-device-table td {
  padding: 12px 14px;
  text-align: left;
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-main);
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}

.page-faq .faq-device-table thead th {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--yellow);
  background: rgba(11, 14, 20, 0.5);
}

.page-faq .faq-device-table tbody tr:last-child th,
.page-faq .faq-device-table tbody tr:last-child td {
  border-bottom: none;
}

.page-faq .faq-device-table tbody tr:hover td {
  background: rgba(0, 212, 255, 0.05);
}

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

.page-faq .faq-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 8px;
  vertical-align: middle;
}

.page-faq .faq-dot--green {
  background: var(--green);
  box-shadow: 0 0 6px rgba(57, 255, 20, 0.55);
}

.page-faq .faq-dot--yellow {
  background: var(--yellow);
  box-shadow: 0 0 6px rgba(255, 215, 0, 0.55);
}

.page-faq .faq-dot--cyan {
  background: var(--cyan);
  box-shadow: 0 0 6px rgba(0, 212, 255, 0.55);
}

.page-faq .faq-device-figure {
  margin: 20px 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

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

.page-faq .faq-device-figure figcaption {
  padding: 10px 16px;
  font-size: 12px;
  color: var(--text-weak);
  border-top: 1px solid var(--line);
  background: rgba(11, 14, 20, 0.4);
}

.page-faq .faq-stats {
  background: var(--bg-ink);
  padding: 48px 0 56px;
  border-top: 1px solid var(--line);
}

.page-faq .faq-stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 28px;
}

.page-faq .faq-stat-card {
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-faq .faq-stat-num {
  font-family: var(--font-data);
  font-size: 26px;
  font-weight: 700;
  color: var(--green);
  line-height: 1.1;
}

.page-faq .faq-stat-label {
  font-size: 12px;
  color: var(--text-weak);
}

.page-faq .faq-bars {
  margin-top: 20px;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 18px 14px;
}

.page-faq .faq-bar-row {
  display: grid;
  grid-template-columns: 76px 1fr 56px;
  gap: 8px;
  align-items: center;
  margin-bottom: 12px;
}

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

.page-faq .faq-bar-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
}

.page-faq .faq-bar-value {
  font-family: var(--font-data);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-strong);
  text-align: right;
}

.page-faq .metric-bar {
  height: 10px;
  background: rgba(11, 14, 20, 0.8);
  border-radius: 6px;
  overflow: hidden;
}

.page-faq .metric-fill {
  height: 100%;
  border-radius: 6px;
  background: linear-gradient(90deg, var(--cyan), var(--green));
}

.page-faq .faq-bar-row:nth-child(1) .metric-fill {
  background: linear-gradient(90deg, var(--tag-1), var(--green));
}

.page-faq .faq-bar-row:nth-child(2) .metric-fill {
  background: linear-gradient(90deg, var(--tag-2), var(--yellow));
}

.page-faq .faq-bar-row:nth-child(3) .metric-fill {
  background: linear-gradient(90deg, var(--tag-3), var(--cyan));
}

.page-faq .faq-bar-row:nth-child(4) .metric-fill {
  background: linear-gradient(90deg, var(--tag-4), var(--cyan));
}

.page-faq .faq-bar-row:nth-child(5) .metric-fill {
  background: linear-gradient(90deg, var(--tag-5), var(--status-new));
}

.page-faq .faq-keywords {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.page-faq .faq-keywords-label {
  font-size: 12px;
  color: var(--text-weak);
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-right: 4px;
}

.page-faq .faq-keywords .tag {
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 4px;
  background: var(--card-bg);
  border: 1px solid var(--line);
  color: var(--text-main);
  text-decoration: none;
  transition: border-color 0.15s, color 0.15s;
}

.page-faq .faq-keywords .tag:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

@media (min-width: 700px) {
  .page-faq .faq-stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 820px) {
  .page-faq .faq-step-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-qa-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 40px;
    align-items: start;
  }

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

  .page-faq .faq-head h1 {
    font-size: 32px;
  }
}

@media (min-width: 1120px) {
  .page-faq .faq-step-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }
}