.page-faq {
  --faq-rail: 236px;
  --faq-sticky: 24px;
  interpolate-size: allow-keywords;
  padding-bottom: 96px;
}

.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: 10px 0 44px;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -16%;
  right: -18%;
  width: 58%;
  height: 132%;
  background: linear-gradient(152deg, rgba(255, 106, 43, 0.24), rgba(33, 230, 210, 0.14) 56%, rgba(6, 26, 50, 0) 82%);
  border-radius: 56px;
  transform: rotate(8deg);
  pointer-events: none;
}

.page-faq .faq-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 28px;
}

.page-faq .faq-hero-copy h1 {
  font-family: var(--serif);
  font-weight: 600;
  letter-spacing: -0.01em;
  font-size: clamp(1.75rem, 3.2vw, 3rem);
  line-height: 1.2;
  color: var(--serif-ink);
  margin: 10px 0 14px;
  max-width: 20ch;
}

.page-faq .faq-hero-copy .lede {
  max-width: 46ch;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.75;
  margin: 0;
}

.page-faq .faq-hero-art {
  margin: 0;
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: linear-gradient(140deg, rgba(33, 230, 210, 0.14), rgba(255, 106, 43, 0.12));
}

.page-faq .faq-hero-art img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-faq .faq-search-section {
  padding: 8px 0 0;
}

.page-faq .faq-search {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 6px 14px;
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-m);
  padding: 14px 18px 12px;
  transition: border-color 0.2s var(--ease);
}

.page-faq .faq-search:focus-within {
  border-color: var(--cyan);
}

.page-faq .faq-search-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--cyan);
  white-space: nowrap;
}

.page-faq .faq-search-input {
  width: 100%;
  min-width: 0;
  border: 0;
  background: transparent;
  color: var(--ink);
  font-family: inherit;
  font-size: 1rem;
  line-height: 1.5;
  padding: 4px 2px;
  outline: none;
}

.page-faq .faq-search-input::placeholder {
  color: var(--muted);
  opacity: 0.85;
}

.page-faq .faq-search-hint {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 0.8125rem;
  color: var(--muted);
}

.page-faq .faq-shell {
  display: grid;
  gap: 32px;
  margin-top: 40px;
}

.page-faq .faq-track {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-m);
  background: var(--panel-deep);
  padding: 16px;
}

.page-faq .faq-track-title {
  margin: 0 0 10px;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-faq .faq-track-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-faq .faq-track-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-s);
  border: 1px solid transparent;
  color: var(--ink);
  text-decoration: none;
  font-size: 0.9375rem;
  transition: border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-faq .faq-track-link:hover,
.page-faq .faq-track-link:focus-visible {
  border-color: var(--cyan);
  background: rgba(33, 230, 210, 0.07);
}

.page-faq .faq-track-name {
  line-height: 1.4;
}

.page-faq .faq-track-count {
  flex: 0 0 auto;
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: 0.8125rem;
  color: var(--orange);
  background: rgba(255, 106, 43, 0.14);
  border-radius: 999px;
  padding: 2px 10px;
}

.page-faq .faq-track-foot {
  margin: 12px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
  font-size: 0.8125rem;
  color: var(--muted);
}

.page-faq .faq-group {
  scroll-margin-top: 18px;
  margin-bottom: 52px;
}

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

.page-faq .faq-group-head {
  margin-bottom: 18px;
}

.page-faq .faq-group-head h2 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(1.25rem, 2vw, 1.65rem);
  color: var(--serif-ink);
  margin: 0 0 8px;
  letter-spacing: -0.01em;
}

.page-faq .faq-group-head p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.6;
}

.page-faq .faq-item {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-m);
  background: var(--panel);
  margin-bottom: 10px;
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-faq .faq-item[hidden] {
  display: none;
}

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

.page-faq .faq-item[open] {
  border-color: rgba(255, 106, 43, 0.6);
  background: linear-gradient(180deg, rgba(255, 106, 43, 0.07), rgba(13, 39, 69, 0.92) 44%);
}

.page-faq .faq-item::details-content {
  block-size: 0;
  overflow: hidden;
  transition: block-size 0.28s var(--ease), content-visibility 0.28s allow-discrete;
}

.page-faq .faq-item[open]::details-content {
  block-size: auto;
}

.page-faq .faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 18px;
  cursor: pointer;
  list-style: none;
  color: var(--ink);
}

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

.page-faq .faq-q-text {
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.5;
}

.page-faq .faq-q-icon {
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  margin-right: 6px;
  border-right: 2px solid var(--orange);
  border-bottom: 2px solid var(--orange);
  transform: rotate(45deg);
  transition: transform 0.24s var(--ease);
}

.page-faq .faq-item[open] .faq-q-icon {
  transform: rotate(135deg);
}

.page-faq .faq-a {
  border-top: 1px solid var(--line-soft);
  margin: 0 18px;
  padding: 14px 0 18px;
  color: var(--muted);
  font-size: 0.9375rem;
  line-height: 1.75;
}

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

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

.page-faq .faq-a a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(33, 230, 210, 0.4);
}

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

.page-faq .faq-steps {
  list-style: none;
  counter-reset: faqstep;
  margin: 0 0 10px;
  padding: 0 0 0 16px;
  border-left: 2px solid var(--line);
}

.page-faq .faq-steps li {
  position: relative;
  counter-increment: faqstep;
  padding-left: 30px;
  margin-bottom: 8px;
  color: var(--ink);
  line-height: 1.7;
}

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

.page-faq .faq-steps li::before {
  content: counter(faqstep);
  position: absolute;
  left: 0;
  top: 1px;
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: 0.8125rem;
  color: var(--cyan);
  line-height: 1.7;
}

.page-faq .faq-device-split {
  display: grid;
  gap: 20px;
  margin-bottom: 22px;
}

.page-faq .faq-positions {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-positions li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 0.875rem;
}

.page-faq .faq-pos-device {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 0.8125rem;
  color: var(--orange);
  white-space: nowrap;
}

.page-faq .faq-pos-note {
  color: var(--muted);
  line-height: 1.6;
}

.page-faq .faq-device-art {
  margin: 0;
}

.page-faq .faq-device-art .media-frame {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-m);
}

.page-faq .faq-empty {
  border: 1px dashed var(--line);
  border-radius: var(--radius-m);
  padding: 28px 22px;
  text-align: center;
  background: var(--panel-deep);
}

.page-faq .faq-empty[hidden] {
  display: none;
}

.page-faq .faq-empty-title {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--serif-ink);
  margin: 0 0 8px;
}

.page-faq .faq-empty-text {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 0.9375rem;
  line-height: 1.7;
}

.page-faq .faq-help {
  margin-top: 56px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-l);
  background:
    radial-gradient(120% 140% at 0% 0%, rgba(255, 106, 43, 0.16), transparent 58%),
    var(--panel-deep);
  padding: clamp(24px, 4vw, 44px);
  display: grid;
  gap: 28px;
}

.page-faq .faq-help h2 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(1.25rem, 2vw, 1.65rem);
  color: var(--serif-ink);
  margin: 0 0 12px;
  line-height: 1.3;
}

.page-faq .faq-help p {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 0.9375rem;
  line-height: 1.75;
  max-width: 52ch;
}

.page-faq .faq-help .btn-row {
  margin-top: 18px;
}

.page-faq .faq-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-facts li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-facts .fact-term {
  flex: 0 0 auto;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--muted);
}

.page-faq .faq-facts .fact-value {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--ink);
  text-align: right;
  word-break: break-all;
}

@media (min-width: 720px) {
  .page-faq .faq-device-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.82fr);
    align-items: start;
    gap: 28px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding: 18px 0 56px;
  }

  .page-faq .faq-hero-inner {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    gap: 56px;
    align-items: center;
  }

  .page-faq .faq-hero-art img {
    aspect-ratio: 5 / 4;
  }

  .page-faq .faq-help {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
    gap: 40px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-shell {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    gap: 48px;
    align-items: start;
    margin-top: 52px;
  }

  .page-faq .faq-track {
    position: sticky;
    top: calc(var(--topbar-h) + 20px);
  }
}

@media (max-width: 959px) {
  .page-faq .faq-track {
    padding: 12px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .page-faq .faq-track-title,
  .page-faq .faq-track-foot {
    display: none;
  }

  .page-faq .faq-track-list {
    flex-direction: row;
    gap: 8px;
  }

  .page-faq .faq-track-list li {
    flex: 0 0 auto;
  }

  .page-faq .faq-track-link {
    gap: 8px;
    padding: 8px 12px;
    border-color: var(--line-soft);
    white-space: nowrap;
  }
}

@media (max-width: 600px) {
  .page-faq .faq-search {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
    padding: 14px 16px 12px;
  }

  .page-faq .faq-q {
    padding: 14px 15px;
    align-items: flex-start;
  }

  .page-faq .faq-q-text {
    font-size: 0.9375rem;
  }

  .page-faq .faq-q-icon {
    margin-top: 7px;
  }

  .page-faq .faq-a {
    margin: 0 15px;
    font-size: 0.9rem;
  }

  .page-faq .faq-facts li {
    flex-direction: column;
    gap: 4px;
  }

  .page-faq .faq-facts .fact-value {
    text-align: left;
  }

  .page-faq .faq-group {
    margin-bottom: 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-track-link,
  .page-faq .faq-search,
  .page-faq .faq-q-icon {
    transition: none;
  }

  .page-faq .faq-item::details-content {
    transition: none;
  }
}