.page-faq {
  --faq-aside-w: 280px;
  color: var(--color-text);
  font-family: var(--font-body);
}

.page-faq .faq-hero {
  position: relative;
  padding: 48px 0 32px;
  overflow: hidden;
  background: linear-gradient(180deg, var(--color-bg-dark) 0%, var(--color-bg-deep) 78%, transparent 100%);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: 20px;
  right: -140px;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.18) 0%, transparent 68%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-electric) 55%, var(--color-lime) 100%);
}

.page-faq .crumb {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-bottom: 28px;
  font-size: 13px;
  color: var(--color-muted);
}

.page-faq .crumb-link {
  color: var(--color-muted);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-faq .crumb-link:hover {
  color: var(--color-electric);
}

.page-faq .crumb-sep {
  color: rgba(255, 255, 255, 0.35);
}

.page-faq .faq-hero-grid {
  position: relative;
  display: grid;
  gap: 24px;
  align-items: end;
}

.page-faq .faq-hero-copy {
  max-width: 640px;
}

.page-faq .faq-hero-copy .badge {
  margin-bottom: 14px;
}

.page-faq .faq-hero-title {
  margin: 0 0 14px;
  font-family: var(--font-headline);
  font-size: 38px;
  line-height: 1.08;
  letter-spacing: -0.5px;
}

.page-faq .faq-hero-desc {
  margin: 0;
  max-width: 520px;
  color: var(--color-muted);
  font-size: 16px;
  line-height: 1.7;
}

.page-faq .faq-hero-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-line);
  background: rgba(255, 255, 255, 0.04);
}

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

.page-faq .faq-toolbar {
  padding: 20px 0 8px;
}

.page-faq .faq-toolbar-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-radius: 32px;
  border: 1px solid var(--color-line);
  background: rgba(255, 255, 255, 0.05);
}

.page-faq .faq-toolbar-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--color-muted);
}

.page-faq .faq-chip {
  display: inline-block;
  padding: 7px 16px;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-text);
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq .faq-chip:hover {
  background: rgba(0, 229, 255, 0.16);
  border-color: var(--color-line-strong);
  color: var(--color-electric);
}

.page-faq .section-head {
  margin: 56px 0 26px;
}

.page-faq .section-kicker {
  display: inline-block;
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-electric);
}

.page-faq .section-title {
  margin: 8px 0 10px;
  font-family: var(--font-headline);
  font-size: 30px;
  line-height: 1.15;
  letter-spacing: -0.3px;
}

.page-faq .section-desc {
  margin: 0;
  max-width: 480px;
  color: var(--color-muted);
  font-size: 15px;
}

.page-faq .faq-layout {
  position: relative;
  display: grid;
  gap: 28px;
}

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

.page-faq .faq-aside-title {
  margin: 0 0 14px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-muted);
}

.page-faq .faq-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-filter-label {
  display: inline-block;
  padding: 9px 16px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-line);
  background: rgba(255, 255, 255, 0.06);
  color: var(--color-text);
  font-size: 14px;
  line-height: 1.4;
  cursor: pointer;
  user-select: none;
  transition: all var(--dur) var(--ease);
}

.page-faq .faq-filter-label:hover {
  border-color: var(--color-electric);
  color: var(--color-electric);
}

.page-faq .faq-radio:focus-visible ~ .faq-aside .faq-filter-label {
  box-shadow: 0 0 0 2px var(--color-electric);
}

.page-faq #cat-all:checked ~ .faq-aside .faq-filter-bar label[for="cat-all"],
.page-faq #cat-account:checked ~ .faq-aside .faq-filter-bar label[for="cat-account"],
.page-faq #cat-sync:checked ~ .faq-aside .faq-filter-bar label[for="cat-sync"],
.page-faq #cat-mobile:checked ~ .faq-aside .faq-filter-bar label[for="cat-mobile"],
.page-faq #cat-data:checked ~ .faq-aside .faq-filter-bar label[for="cat-data"],
.page-faq #cat-match:checked ~ .faq-aside .faq-filter-bar label[for="cat-match"],
.page-faq #cat-contact:checked ~ .faq-aside .faq-filter-bar label[for="cat-contact"] {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-text);
}

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

.page-faq .faq-items {
  display: grid;
  gap: 12px;
}

.page-faq .faq-item {
  display: none;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-line);
  border-left: 3px solid transparent;
  background: var(--color-card);
  overflow: hidden;
  scroll-margin-top: 140px;
  transition: border-color var(--dur) var(--ease);
}

.page-faq .faq-item[open] {
  border-left-color: var(--color-accent);
}

.page-faq #cat-all:checked ~ .faq-pane .faq-item,
.page-faq #cat-account:checked ~ .faq-pane .faq-item[data-cat="account"],
.page-faq #cat-sync:checked ~ .faq-pane .faq-item[data-cat="sync"],
.page-faq #cat-mobile:checked ~ .faq-pane .faq-item[data-cat="mobile"],
.page-faq #cat-data:checked ~ .faq-pane .faq-item[data-cat="data"],
.page-faq #cat-match:checked ~ .faq-pane .faq-item[data-cat="match"],
.page-faq #cat-contact:checked ~ .faq-pane .faq-item[data-cat="contact"] {
  display: block;
}

.page-faq .faq-item summary {
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  font-weight: 700;
  font-size: 15px;
  line-height: 1.5;
  cursor: pointer;
  transition: background var(--dur) var(--ease);
}

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

.page-faq .faq-item summary::after {
  content: "+";
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--color-line-strong);
  color: var(--color-accent);
  font-family: var(--font-data);
  font-size: 18px;
  font-weight: 700;
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .faq-item[open] summary::after {
  content: "−";
  background: var(--color-accent);
  color: var(--color-text);
  transform: rotate(180deg);
}

.page-faq .faq-item summary:hover {
  background: rgba(255, 255, 255, 0.04);
}

.page-faq .faq-answer {
  padding: 0 20px 20px;
  border-top: 1px solid var(--color-line);
}

.page-faq .faq-answer p {
  margin: 14px 0 0;
  color: var(--color-muted);
  font-size: 15px;
  line-height: 1.7;
}

.page-faq .faq-inline-link {
  color: var(--color-electric);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, 0.4);
  transition: border-color var(--dur) var(--ease);
}

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

.page-faq .faq-guide {
  padding: 56px 0 24px;
}

.page-faq .faq-guide-grid {
  display: grid;
  gap: 16px;
}

.page-faq .faq-guide-card {
  position: relative;
  padding: 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-line);
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.09) 0%, rgba(255, 255, 255, 0.03) 100%);
  overflow: hidden;
}

.page-faq .faq-guide-card::after {
  content: "";
  position: absolute;
  right: -40px;
  bottom: -40px;
  width: 140px;
  height: 140px;
  background: radial-gradient(circle, rgba(122, 0, 230, 0.28) 0%, transparent 70%);
  pointer-events: none;
}

.page-faq .faq-guide-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin-bottom: 16px;
  border-radius: var(--radius-full);
  background: rgba(0, 229, 255, 0.14);
  color: var(--color-electric);
  font-family: var(--font-data);
  font-size: 14px;
  font-weight: 700;
}

.page-faq .faq-guide-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-headline);
  font-size: 20px;
  line-height: 1.3;
}

.page-faq .faq-guide-card p {
  margin: 0 0 16px;
  color: var(--color-muted);
  font-size: 15px;
  line-height: 1.7;
}

.page-faq .faq-guide-link {
  display: inline-block;
  padding: 8px 0;
  color: var(--color-electric);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease);
}

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

.page-faq .faq-facts {
  margin-top: 28px;
  padding: 24px;
  border-radius: var(--radius-lg);
  border: 1px dashed rgba(0, 229, 255, 0.3);
  background: rgba(11, 29, 58, 0.6);
}

.page-faq .faq-facts .faq-aside-title {
  margin-bottom: 16px;
}

.page-faq .faq-facts-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-facts-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-muted);
  font-size: 14px;
}

.page-faq .faq-facts-num {
  font-family: var(--font-data);
  font-size: 24px;
  font-weight: 700;
  color: var(--color-lime);
}

.page-faq .faq-facts-note {
  margin: 16px 0 0;
  color: var(--color-muted);
  font-size: 13px;
}

.page-faq .faq-contact {
  padding: 56px 0 80px;
  scroll-margin-top: 140px;
}

.page-faq .faq-contact-card {
  display: grid;
  border-radius: 32px;
  overflow: hidden;
  border: 1px solid rgba(0, 229, 255, 0.25);
  background: linear-gradient(135deg, rgba(122, 0, 230, 0.28) 0%, rgba(11, 29, 58, 0.85) 60%);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.3);
}

.page-faq .faq-contact-info {
  padding: 28px 22px;
}

.page-faq .faq-contact-title {
  margin: 10px 0 8px;
  font-family: var(--font-headline);
  font-size: 28px;
  line-height: 1.15;
}

.page-faq .faq-contact-intro {
  margin: 0 0 20px;
  color: var(--color-muted);
  font-size: 15px;
  line-height: 1.7;
}

.page-faq .faq-contact-list {
  display: grid;
  gap: 14px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-faq .faq-contact-list li {
  padding: 12px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-line);
  background: rgba(255, 255, 255, 0.05);
}

.page-faq .faq-contact-label {
  display: block;
  margin-bottom: 4px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-electric);
}

.page-faq .faq-contact-value {
  display: block;
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text);
  word-break: break-word;
}

.page-faq .faq-contact-note {
  margin: 0 0 22px;
  padding: 12px 14px;
  border-left: 3px solid var(--color-lime);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(57, 211, 83, 0.08);
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.6;
}

.page-faq .faq-contact-art {
  margin: 0;
  min-height: 200px;
  background: linear-gradient(135deg, var(--color-purple) 0%, var(--color-bg-deep) 100%);
}

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

@media (min-width: 860px) {
  .page-faq .faq-hero {
    padding: 72px 0 48px;
  }

  .page-faq .faq-hero-grid {
    grid-template-columns: 1fr 1.1fr;
    align-items: center;
    gap: 40px;
  }

  .page-faq .faq-hero-title {
    font-size: 48px;
  }

  .page-faq .faq-toolbar {
    padding: 12px 0;
  }

  .page-faq .section-head {
    margin: 72px 0 32px;
  }

  .page-faq .section-title {
    font-size: 40px;
  }

  .page-faq .faq-layout {
    grid-template-columns: var(--faq-aside-w) 1fr;
    gap: 40px;
  }

  .page-faq .faq-aside {
    position: sticky;
    top: 140px;
    align-self: start;
  }

  .page-faq .faq-filter-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .page-faq .faq-filter-label {
    text-align: left;
  }

  .page-faq .faq-guide-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .page-faq .faq-facts-list {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-faq .faq-contact {
    padding: 72px 0 96px;
  }

  .page-faq .faq-contact-card {
    grid-template-columns: 1fr 0.8fr;
  }

  .page-faq .faq-contact-info {
    padding: 44px 40px;
  }

  .page-faq .faq-contact-art {
    min-height: 100%;
  }

  .page-faq .faq-contact-art img {
    height: 100%;
  }
}