.page-faq .faq-hero {
  position: relative;
  padding: clamp(2.5rem, 6vw, 5rem) 0 clamp(2rem, 4vw, 3.5rem);
  background:
    radial-gradient(80% 120% at 85% 10%, rgba(37, 99, 235, 0.22), transparent 60%),
    linear-gradient(115deg, #0B0F19 0%, #0F1830 50%, #111827 100%);
  border-bottom: 1px solid var(--color-border);
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
}

.page-faq .faq-hero__main .breadcrumb {
  margin-bottom: 1.5rem;
}

.page-faq .faq-hero .page-label {
  color: var(--color-accent);
}

.page-faq .faq-hero .page-title {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0.5rem 0 0.75rem;
  color: var(--color-text);
}

.page-faq .faq-hero .page-lead {
  font-size: clamp(1rem, 1.4vw, 1.125rem);
  color: var(--color-text-dim);
  max-width: 42em;
  margin-bottom: 1.5rem;
}

.page-faq .faq-search {
  position: relative;
  max-width: 480px;
  margin-bottom: 0.5rem;
}

.page-faq .faq-search__icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: var(--color-text-dim);
  pointer-events: none;
}

.page-faq .faq-search input[type="search"] {
  width: 100%;
  padding: 0.875rem 1rem 0.875rem 2.75rem;
  background: rgba(17, 24, 39, 0.9);
  border: 1px solid var(--color-border);
  border-radius: 0;
  color: var(--color-text);
  font: inherit;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.page-faq .faq-search input[type="search"]:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.25);
}

.page-faq .faq-search input::placeholder {
  color: var(--color-text-dim);
}

.page-faq .faq-search__hint {
  font-size: 0.75rem;
  color: var(--color-text-dim);
  margin: 0.5rem 0 1.25rem;
}

.page-faq .faq-hero__keys {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-faq .faq-hero__keys a {
  text-decoration: none;
  display: inline-block;
}

.page-faq .faq-hero__media {
  margin-top: 0.5rem;
}

.page-faq .faq-hero__frame {
  aspect-ratio: 3 / 1;
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-faq .faq-hero__frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(1.2) contrast(1.05);
}

.page-faq .faq-body {
  padding: clamp(2rem, 5vw, 4rem) 0;
}

.page-faq .faq-layout {
  display: grid;
  gap: 2rem;
}

.page-faq .faq-index__sticky {
  position: sticky;
  top: 1rem;
}

.page-faq .faq-index .section-label {
  margin-bottom: 1rem;
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-faq .faq-index__list li {
  flex: 1 1 auto;
  min-width: 120px;
}

.page-faq .faq-index__list a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  transition: border-color 0.2s, background 0.2s, color 0.2s;
}

.page-faq .faq-index__list .faq-index__num {
  font-size: 0.75rem;
  color: var(--color-primary);
  font-weight: 700;
}

.page-faq .faq-index__list a:hover {
  border-color: var(--color-primary);
  background: rgba(37, 99, 235, 0.08);
}

.page-faq .faq-index__card {
  margin-top: 1.5rem;
  padding: 1.25rem;
  background: var(--color-surface);
}

.page-faq .faq-index__card-title {
  font-weight: 700;
  margin: 0 0 0.35rem;
  color: var(--color-text);
}

.page-faq .faq-index__card-text {
  font-size: 0.875rem;
  color: var(--color-text-dim);
  margin: 0 0 1rem;
}

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

.page-faq .faq-section {
  scroll-margin-top: 1.5rem;
}

.page-faq .faq-section + .faq-section {
  margin-top: 3rem;
}

.page-faq .faq-section__head {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
}

.page-faq .faq-section__num {
  font-size: 0.875rem;
  font-weight: 800;
  color: var(--color-accent);
  background: rgba(249, 115, 22, 0.12);
  padding: 0.25rem 0.5rem;
  line-height: 1;
}

.page-faq .faq-section__title {
  font-size: 1.5rem;
  font-weight: 800;
  margin: 0 0 0.2rem;
  letter-spacing: -0.01em;
  color: var(--color-text);
}

.page-faq .faq-section__desc {
  font-size: 0.875rem;
  color: var(--color-text-dim);
  margin: 0;
}

.page-faq .faq-list {
  display: grid;
  gap: 0.75rem;
}

.page-faq .faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-border);
  transition: border-color 0.25s, background 0.25s;
}

.page-faq .faq-item[open] {
  border-left-color: var(--color-accent);
  background: #1B2434;
}

.page-faq .faq-item__summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.25rem;
  cursor: pointer;
  user-select: none;
  color: var(--color-text);
}

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

.page-faq .faq-item__summary:hover {
  color: #FFFFFF;
}

.page-faq .faq-item__q {
  font-weight: 600;
  line-height: 1.4;
}

.page-faq .faq-item__icon {
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  color: var(--color-primary);
  transition: transform 0.25s ease;
}

.page-faq .faq-item[open] .faq-item__icon {
  transform: rotate(180deg);
}

.page-faq .faq-item__body {
  padding: 0 1.25rem 1.25rem;
  border-top: 1px solid rgba(31, 41, 55, 0.7);
  color: var(--color-text-dim);
  font-size: 0.9375rem;
}

.page-faq .faq-item__body p:first-child {
  margin-top: 1rem;
}

.page-faq .faq-item__body ul,
.page-faq .faq-item__body ol {
  margin: 0.75rem 0;
  padding-left: 1.25rem;
}

.page-faq .faq-item__body li {
  margin-bottom: 0.35rem;
}

.page-faq .faq-item__body a {
  color: var(--color-primary);
}

.page-faq .faq-item__body a:hover {
  text-decoration: underline;
}

.page-faq .faq-devices {
  background: linear-gradient(120deg, #0B1F2A 0%, #0F766E 100%);
  padding: clamp(2.5rem, 6vw, 5rem) 0;
}

.page-faq .faq-devices__inner {
  display: grid;
  gap: 2rem;
  align-items: center;
}

.page-faq .faq-devices .section-label {
  color: #5EEAD4;
}

.page-faq .faq-devices__title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  margin: 0.5rem 0 0.75rem;
  color: var(--color-text);
}

.page-faq .faq-devices__text {
  color: rgba(249, 250, 251, 0.85);
  max-width: 32em;
  margin-bottom: 1.5rem;
}

.page-faq .faq-devices__media .media-frame {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: rgba(11, 15, 25, 0.4);
  border: 1px solid rgba(94, 234, 212, 0.3);
}

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

.page-faq .faq-closing {
  padding: clamp(2.5rem, 5vw, 4rem) 0;
  text-align: center;
}

.page-faq .faq-closing__symbol {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.25rem;
  opacity: 0.9;
}

.page-faq .faq-closing__title {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 800;
  margin: 0 0 0.5rem;
  color: var(--color-text);
}

.page-faq .faq-closing__text {
  color: var(--color-text-dim);
  max-width: 40em;
  margin: 0 auto 1.5rem;
}

.page-faq .faq-closing__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

@media (min-width: 960px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: center;
    gap: 3rem;
  }

  .page-faq .faq-hero__media {
    margin-top: 0;
  }

  .page-faq .faq-layout {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 3rem;
  }

  .page-faq .faq-index__list {
    flex-direction: column;
    gap: 0.35rem;
  }

  .page-faq .faq-index__list li {
    flex: none;
    min-width: 0;
  }

  .page-faq .faq-index__list a {
    justify-content: flex-start;
  }

  .page-faq .faq-index__card {
    margin-top: 2rem;
  }

  .page-faq .faq-devices__inner {
    grid-template-columns: 1fr 0.85fr;
    gap: 3rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item__icon,
  .page-faq .faq-item__summary,
  .page-faq .faq-item {
    transition: none;
  }
}