.page-faq {
  --faq-sidebar-w: 13.5rem;
  --faq-hero-deco: linear-gradient(135deg, rgba(255, 90, 31, 0.10), transparent 42%);
  padding-bottom: 4.5rem;
  background:
    radial-gradient(circle at 88% 4%, rgba(0, 180, 255, 0.08), transparent 26%),
    var(--faq-hero-deco),
    var(--page-base);
  color: var(--text-primary);
}

.page-faq .breadcrumb {
  margin-top: 1.75rem;
  margin-bottom: 0.5rem;
}

.page-faq .faq-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.5rem;
  padding: 2.5rem 0 1.75rem;
  margin-bottom: 2.5rem;
  border-bottom: 1px solid var(--stroke);
}

.page-faq .faq-hero__content {
  z-index: 1;
}

.page-faq .faq-hero .eyebrow {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-blue);
}

.page-faq .faq-hero h1 {
  margin: 0 0 1.125rem;
  font-family: var(--font-display);
  font-size: clamp(2.125rem, 6vw, 3.75rem);
  line-height: 1.04;
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--text-primary);
}

.page-faq .faq-hero .lead {
  max-width: 46rem;
  margin: 0;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-secondary);
}

.page-faq .faq-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem 2.75rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--stroke);
}

.page-faq .faq-hero__stat {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.page-faq .faq-hero__stat .stat-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  line-height: 1;
  font-weight: 800;
  color: var(--accent);
}

.page-faq .faq-hero__stat:nth-child(2) .stat-number {
  color: var(--accent-blue);
}

.page-faq .faq-hero__label {
  font-size: 0.8125rem;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
}

.page-faq .faq-hero__media {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--stroke);
  aspect-ratio: 2 / 1;
}

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

.page-faq .faq-hero__media::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 0.25rem;
  background: linear-gradient(180deg, var(--accent), var(--accent-blue));
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2.25rem;
  align-items: start;
}

.page-faq .faq-index {
  padding: 1.25rem;
  background: var(--surface);
  border: 1px solid var(--stroke);
  border-left: 3px solid var(--accent);
}

.page-faq .faq-index__caption {
  margin: 0 0 0.875rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.page-faq .faq-index__list {
  display: flex;
  flex-wrap: nowrap;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

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

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

.page-faq .faq-index__list a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.875rem;
  background: var(--page-base);
  border: 1px solid var(--stroke);
  color: var(--text-secondary);
  font-size: 0.8125rem;
  line-height: 1.3;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color var(--duration) var(--ease), color var(--duration) var(--ease);
}

.page-faq .faq-index__list a:hover,
.page-faq .faq-index__list a:focus-visible {
  border-color: var(--accent);
  color: var(--text-primary);
  outline: none;
}

.page-faq .faq-index__no {
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--accent-blue);
}

.page-faq .faq-index__note {
  display: none;
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--stroke);
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

.page-faq .faq-index__note p {
  margin: 0 0 0.375rem;
}

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

.page-faq .faq-chapter {
  scroll-margin-top: 6.5rem;
  margin-bottom: 2.75rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--stroke);
}

.page-faq .faq-chapter:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: 0;
}

.page-faq .faq-chapter__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 0.875rem;
  margin-bottom: 1.25rem;
}

.page-faq .faq-chapter__head .index {
  font-family: var(--font-display);
  font-size: 2.125rem;
  line-height: 1;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--accent);
  transform: skewX(-8deg);
}

.page-faq .faq-chapter__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.375rem, 3vw, 2rem);
  line-height: 1.12;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--text-primary);
}

.page-faq .faq-chapter__head .head-note {
  margin-left: auto;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  white-space: nowrap;
}

.page-faq .faq-list {
  border-top: 1px solid var(--stroke);
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--stroke);
}

.page-faq .faq-item summary {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 0.5rem;
  cursor: pointer;
  position: relative;
  transition: background var(--duration) var(--ease);
}

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

.page-faq .faq-item summary::before {
  content: "";
  flex: 0 0 0.25rem;
  margin-right: 0.125rem;
  align-self: stretch;
  background: transparent;
  transition: background var(--duration) var(--ease);
}

.page-faq .faq-item[open] summary::before {
  background: var(--accent);
}

.page-faq .faq-item summary:hover {
  background: linear-gradient(90deg, rgba(255, 90, 31, 0.09), transparent 70%);
}

.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--accent-blue);
  outline-offset: -2px;
}

.page-faq .faq-item__title {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 1rem;
  line-height: 1.55;
  font-weight: 500;
  color: var(--text-primary);
  transition: color var(--duration) var(--ease);
}

.page-faq .faq-item[open] .faq-item__title {
  font-weight: 600;
}

.page-faq .faq-item__icon {
  position: relative;
  flex: 0 0 1.25rem;
  width: 1.25rem;
  height: 1.25rem;
  border: 1px solid var(--stroke);
  border-radius: 50%;
  transition: border-color var(--duration) var(--ease), background var(--duration) var(--ease);
}

.page-faq .faq-item__icon::before,
.page-faq .faq-item__icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--text-secondary);
  transition: background var(--duration) var(--ease);
}

.page-faq .faq-item__icon::before {
  width: 0.55rem;
  height: 1px;
}

.page-faq .faq-item__icon::after {
  width: 1px;
  height: 0.55rem;
}

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

.page-faq .faq-item[open] .faq-item__icon::before,
.page-faq .faq-item[open] .faq-item__icon::after {
  background: #ffffff;
}

.page-faq .faq-item[open] .faq-item__icon::after {
  opacity: 0;
}

.page-faq .faq-item__answer {
  display: grid;
  gap: 0.625rem;
  margin: 0 0 0.875rem 1.25rem;
  padding: 0 1rem 0.25rem 1.125rem;
  border-left: 1px solid var(--stroke);
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.75;
}

.page-faq .faq-item__answer p {
  margin: 0;
}

.page-faq .faq-item__answer .tag {
  width: fit-content;
  margin-top: 0.375rem;
}

.page-faq .faq-item__answer a {
  color: var(--accent-blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 180, 255, 0.4);
  transition: border-color var(--duration) var(--ease);
}

.page-faq .faq-item__answer a:hover {
  border-color: var(--accent-blue);
}

.page-faq .faq-device {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.5rem;
  margin-top: 1.25rem;
}

.page-faq .faq-device-img {
  margin: 0;
  padding: 1.25rem;
  border: 1px solid var(--stroke);
  background: var(--surface);
  text-align: center;
}

.page-faq .faq-device-img img {
  display: block;
  width: 100%;
  max-width: 16rem;
  height: auto;
  margin: 0 auto;
  border: 1px solid var(--stroke);
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.page-faq .faq-device-img figcaption {
  margin-top: 0.75rem;
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--text-secondary);
}

.page-faq .faq-support-cta {
  margin-top: 3rem;
  padding: 2rem 1.5rem;
  background:
    linear-gradient(120deg, rgba(255, 90, 31, 0.12), transparent 55%),
    var(--surface);
  border: 1px solid var(--stroke);
  border-left: 4px solid var(--accent-blue);
}

.page-faq .faq-support-cta__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.75rem;
  align-items: center;
}

.page-faq .faq-support-cta__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--text-primary);
}

.page-faq .faq-support-cta__desc {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

.page-faq .faq-support-cta .btn {
  justify-self: start;
  margin-top: 0.5rem;
}

@media (min-width: 860px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 3rem;
    align-items: center;
    padding-top: 3.5rem;
  }

  .page-faq .faq-hero__stats {
    gap: 1.25rem 3rem;
  }

  .page-faq .faq-device {
    grid-template-columns: minmax(0, 1fr) 16rem;
    align-items: start;
  }

  .page-faq .faq-support-cta {
    padding: 2.5rem 3rem;
  }

  .page-faq .faq-support-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto auto;
    gap: 1.5rem;
  }

  .page-faq .faq-support-cta .btn {
    margin-top: 0;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-layout {
    grid-template-columns: var(--faq-sidebar-w) minmax(0, 1fr);
    gap: 3rem;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 2rem;
  }

  .page-faq .faq-index__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
  }

  .page-faq .faq-index__list li {
    flex: initial;
  }

  .page-faq .faq-index__list a {
    padding: 0.75rem 0.25rem;
    background: transparent;
    border: 0;
    border-bottom: 1px solid var(--stroke);
    border-radius: 0;
    white-space: normal;
    justify-content: flex-start;
  }

  .page-faq .faq-index__list li:first-child a {
    border-top: 1px solid var(--stroke);
  }

  .page-faq .faq-index__note {
    display: block;
  }
}