.page-faq {
  position: relative;
  padding-bottom: 80px;
  background:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 32px 32px;
  background-position: center top;
}

.page-faq .faq-hero {
  position: relative;
  padding: 48px 0 28px;
  border-bottom: var(--border-line);
  margin-bottom: 32px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 140px;
  height: 140px;
  background: linear-gradient(135deg, transparent 50%, var(--color-signal-orange) 50%);
  opacity: 0.12;
  pointer-events: none;
}

.page-faq .faq-hero__content {
  max-width: 780px;
}

.page-faq .faq-hero__eyebrow {
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--color-electric-blue);
  margin-bottom: 12px;
}

.page-faq .page-hero__title {
  margin-bottom: 16px;
}

.page-faq .page-hero__lead {
  max-width: 680px;
  color: var(--color-text-muted);
  font-size: 16px;
  line-height: 1.8;
}

.page-faq .faq-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.page-faq .faq-hero__tags span {
  padding: 7px 14px;
  border: 1px solid var(--color-graphite-line);
  font-family: var(--font-data);
  font-size: 13px;
  color: var(--color-text-muted);
  background: var(--color-panel-dark);
  white-space: nowrap;
}

.page-faq .faq-hero__aside {
  display: none;
}

.page-faq .faq-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px 20px;
  border-top: var(--border-line);
  padding-top: 24px;
}

.page-faq .faq-hero__stat {
  border-left: 2px solid var(--color-signal-orange);
  padding-left: 14px;
}

.page-faq .faq-hero__stat span {
  display: block;
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 30px;
  line-height: 1.1;
  color: var(--color-text-bright);
}

.page-faq .faq-hero__stat dt {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 13px;
  line-height: 1.5;
}

.page-faq .faq-nav-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 32px 0 64px;
}

.page-faq .faq-nav-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px;
  background: var(--color-panel-dark);
  border: var(--border-line);
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.page-faq .faq-nav-card::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 36px;
  height: 36px;
  background: linear-gradient(225deg, transparent 50%, var(--color-signal-orange) 50%);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.page-faq .faq-nav-card:hover,
.page-faq .faq-nav-card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--color-signal-orange);
}

.page-faq .faq-nav-card:hover::before,
.page-faq .faq-nav-card:focus-visible::before {
  opacity: 1;
}

.page-faq .faq-nav-card__num {
  font-family: var(--font-data);
  font-size: 14px;
  color: var(--color-electric-blue);
}

.page-faq .faq-nav-card__title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 22px;
  color: var(--color-text-bright);
}

.page-faq .faq-nav-card__text {
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text-muted);
}

.page-faq .faq-tabs {
  border-top: var(--border-line);
  margin-bottom: 64px;
}

.page-faq .faq-tabs__target {
  display: block;
  position: relative;
  top: -96px;
  height: 0;
  width: 0;
}

.page-faq .faq-tabs__nav-wrap {
  border-bottom: 1px solid var(--color-graphite-line);
}

.page-faq .faq-tabs__nav {
  display: flex;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-faq .faq-tabs__nav::-webkit-scrollbar {
  display: none;
}

.page-faq .faq-tabs__label {
  flex: 1 0 140px;
  text-align: center;
  padding: 18px 24px;
  border: 1px solid var(--color-graphite-line);
  border-bottom: 0;
  margin-right: -1px;
  background: var(--color-deep-graphite);
  color: var(--color-text-muted);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 14px;
  white-space: nowrap;
  cursor: pointer;
  clip-path: polygon(10px 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
  user-select: none;
}

.page-faq .faq-tabs__label:hover {
  color: var(--color-text-bright);
}

.page-faq .faq-tabs__label:focus-visible {
  clip-path: none;
  outline: 3px solid var(--color-electric-blue);
  outline-offset: -3px;
}

.page-faq .faq-tabs__nav a[href="#faq-target-data"] {
  background: var(--color-signal-orange);
  border-color: var(--color-signal-orange);
  color: var(--color-text-bright);
}

.page-faq #faq-target-feature:target ~ .faq-tabs__nav-wrap .faq-tabs__nav a[href="#faq-target-data"],
.page-faq #faq-target-platform:target ~ .faq-tabs__nav-wrap .faq-tabs__nav a[href="#faq-target-data"] {
  background: var(--color-deep-graphite);
  border-color: var(--color-graphite-line);
  color: var(--color-text-muted);
}

.page-faq #faq-target-data:target ~ .faq-tabs__nav-wrap .faq-tabs__nav a[href="#faq-target-data"],
.page-faq #faq-target-feature:target ~ .faq-tabs__nav-wrap .faq-tabs__nav a[href="#faq-target-feature"],
.page-faq #faq-target-platform:target ~ .faq-tabs__nav-wrap .faq-tabs__nav a[href="#faq-target-platform"] {
  background: var(--color-signal-orange);
  border-color: var(--color-signal-orange);
  color: var(--color-text-bright);
}

.page-faq .faq-tabs__panel {
  display: none;
  padding-top: 40px;
}

.page-faq .faq-tabs__panels #faq-panel-data {
  display: block;
}

.page-faq #faq-target-feature:target ~ .faq-tabs__panels #faq-panel-data,
.page-faq #faq-target-platform:target ~ .faq-tabs__panels #faq-panel-data {
  display: none;
}

.page-faq #faq-target-data:target ~ .faq-tabs__panels #faq-panel-data,
.page-faq #faq-target-feature:target ~ .faq-tabs__panels #faq-panel-feature,
.page-faq #faq-target-platform:target ~ .faq-tabs__panels #faq-panel-platform {
  display: block;
}

.page-faq .faq-panel-head {
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: var(--border-line);
}

.page-faq .faq-panel-head h2 {
  margin: 10px 0 10px;
  font-size: 28px;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.page-faq .faq-panel-head p:last-child {
  margin-bottom: 0;
  color: var(--color-text-muted);
  max-width: 640px;
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

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

.page-faq .faq-item {
  border: var(--border-line);
  background: var(--color-panel-dark);
  margin-bottom: -1px;
}

.page-faq .faq-item summary {
  position: relative;
  display: block;
  list-style: none;
  cursor: pointer;
  border-left: 2px solid transparent;
  transition: background 0.2s ease, border-color 0.2s ease;
}

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

.page-faq .faq-item summary h3 {
  display: block;
  margin: 0;
  padding: 20px 56px 20px 24px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.45;
  color: var(--color-text-bright);
}

.page-faq .faq-item summary::after {
  content: "+";
  position: absolute;
  top: 50%;
  right: 20px;
  transform: translateY(-50%);
  font-family: var(--font-data);
  font-size: 24px;
  font-weight: 500;
  line-height: 1;
  color: var(--color-signal-orange);
}

.page-faq .faq-item[open] summary {
  background: var(--color-card-surface);
  border-left-color: var(--color-signal-orange);
}

.page-faq .faq-item[open] summary::after {
  content: "−";
  color: var(--color-electric-blue);
}

.page-faq .faq-item:hover summary {
  border-left-color: var(--color-electric-blue);
}

.page-faq .faq-item__body {
  padding: 0 24px 20px 24px;
  background: var(--color-card-surface);
  border-top: 1px solid var(--color-graphite-line);
  color: var(--color-text-muted);
  font-size: 14px;
  line-height: 1.75;
}

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

.page-faq .faq-item__body p:first-child {
  margin-top: 0;
}

.page-faq .faq-layout__side {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-faq .faq-data-card {
  position: relative;
  background: var(--color-card-surface);
  border: var(--border-line);
  padding: 20px 24px;
}

.page-faq .faq-data-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--color-signal-orange);
}

.page-faq .faq-data-card--blue::before {
  background: var(--color-electric-blue);
}

.page-faq .faq-data-card__label {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 10px;
}

.page-faq .faq-data-card__value {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 42px;
  line-height: 1;
  color: var(--color-text-bright);
  margin-bottom: 10px;
}

.page-faq .faq-data-card__value span {
  font-size: 16px;
  font-weight: 500;
  color: var(--color-text-muted);
  margin-left: 4px;
}

.page-faq .faq-data-card__note {
  color: var(--color-text-muted);
  font-size: 13px;
  line-height: 1.6;
}

.page-faq .faq-flow {
  margin-top: 48px;
  border: var(--border-line);
  background: linear-gradient(135deg, var(--color-panel-dark), var(--color-deep-graphite));
  padding: 32px 24px;
}

.page-faq .faq-flow__heading h3 {
  margin: 0 0 8px;
  font-size: 24px;
}

.page-faq .faq-flow__heading p {
  margin: 0 0 24px;
  color: var(--color-text-muted);
  font-size: 14px;
}

.page-faq .faq-flow__steps {
  list-style: none;
  margin: 0 0 32px;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-faq .faq-flow__steps li {
  border-top: 1px solid var(--color-graphite-line);
  padding-top: 14px;
}

.page-faq .faq-flow__num {
  display: block;
  font-family: var(--font-data);
  font-size: 14px;
  color: var(--color-signal-orange);
  margin-bottom: 8px;
}

.page-faq .faq-flow__steps strong {
  display: block;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 16px;
  color: var(--color-text-bright);
  margin-bottom: 6px;
}

.page-faq .faq-flow__steps p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 13px;
  line-height: 1.6;
}

.page-faq .faq-flow__figure {
  display: block;
  margin: 0 auto;
  max-width: 720px;
}

.page-faq .faq-flow__figure img {
  width: 100%;
  height: auto;
  border: var(--border-line);
}

.page-faq .faq-flow__figure figcaption {
  padding: 12px 4px 0;
  color: var(--color-text-muted);
  font-size: 13px;
}

.page-faq .faq-guide-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-bottom: 48px;
}

.page-faq .faq-guide-card {
  position: relative;
  background: var(--color-panel-dark);
  border: var(--border-line);
  padding: 24px;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.page-faq .faq-guide-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-electric-blue);
}

.page-faq .faq-guide-card__num {
  display: block;
  font-family: var(--font-data);
  font-size: 32px;
  font-weight: 700;
  color: var(--color-electric-blue);
  margin-bottom: 20px;
}

.page-faq .faq-guide-card h3 {
  margin: 0 0 8px;
  font-size: 18px;
  color: var(--color-text-bright);
}

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

.page-faq .faq-feature-card {
  background: var(--color-card-surface);
  border: var(--border-line);
  padding: 24px;
}

.page-faq .faq-feature-card__title {
  margin: 0 0 16px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 18px;
  color: var(--color-text-bright);
}

.page-faq .faq-feature-card__list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
}

.page-faq .faq-feature-card__list li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 0;
  border-top: 1px solid var(--color-graphite-line);
  color: var(--color-text-muted);
  font-size: 14px;
}

.page-faq .faq-feature-card__list li span {
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--color-electric-blue);
}

.page-faq .faq-feature-card__link {
  width: 100%;
  justify-content: center;
}

.page-faq .faq-platform {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.page-faq .faq-platform__copy h3 {
  margin: 0 0 12px;
  font-size: 24px;
  color: var(--color-text-bright);
}

.page-faq .faq-platform__copy p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 14px;
  line-height: 1.75;
}

.page-faq .faq-platform__list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}

.page-faq .faq-platform__list li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 8px;
  color: var(--color-text-muted);
  font-size: 14px;
}

.page-faq .faq-platform__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  background: var(--color-electric-blue);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
}

.page-faq .faq-platform__figure {
  display: block;
  margin: 0;
}

.page-faq .faq-platform__figure img {
  width: 100%;
  height: auto;
  border: var(--border-line);
}

.page-faq .faq-platform__figure figcaption {
  padding: 12px 4px 0;
  color: var(--color-text-muted);
  font-size: 13px;
}

.page-faq .faq-help {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  border: var(--border-line);
  background: var(--color-panel-dark);
  padding: 32px 24px;
}

.page-faq .faq-help h2 {
  margin: 10px 0 10px;
  font-size: 26px;
  line-height: 1.3;
}

.page-faq .faq-help p {
  margin: 0;
  color: var(--color-text-muted);
  max-width: 560px;
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 24px;
}

.page-faq .faq-help__actions .button {
  min-width: 160px;
  justify-content: center;
}

.page-faq .faq-help__meta {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-self: center;
  border-top: 1px solid var(--color-graphite-line);
  padding-top: 24px;
  color: var(--color-text-muted);
  font-size: 13px;
}

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

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

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

  .page-faq .faq-flow {
    padding: 40px;
  }

  .page-faq .faq-flow__steps {
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1fr) 260px;
    padding: 64px 0 40px;
    gap: 40px;
    align-items: start;
  }

  .page-faq .faq-hero__aside {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
  }

  .page-faq .faq-hero__q {
    font-family: var(--font-data);
    font-size: 140px;
    font-weight: 700;
    line-height: 1;
    color: transparent;
    -webkit-text-stroke: 3px var(--color-electric-blue);
  }

  .page-faq .faq-hero__stats {
    grid-column: 1 / -1;
  }

  .page-faq .faq-layout {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 40px;
  }

  .page-faq .faq-platform {
    grid-template-columns: minmax(0, 1fr) 1.2fr;
    gap: 40px;
    align-items: center;
  }

  .page-faq .faq-help {
    grid-template-columns: minmax(0, 1fr) 360px;
    padding: 40px;
  }

  .page-faq .faq-help__meta {
    border-top: 0;
    border-left: 1px solid var(--color-graphite-line);
    padding-top: 0;
    padding-left: 32px;
  }
}