.page-faq {
  --faq-grid-size: 28px;
  --faq-grid-line: rgba(0, 229, 255, .05);
  color: var(--color-muted);
  overflow-x: hidden;
}

/* ============ Hero ============ */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(48px, 8vw, 112px) 0 40px;
  border-bottom: 1px solid rgba(242, 244, 248, .08);
  overflow: hidden;
}
.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--faq-grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--faq-grid-line) 1px, transparent 1px);
  background-size: var(--faq-grid-size) var(--faq-grid-size);
  mask-image: linear-gradient(120deg, rgba(0, 0, 0, .85), transparent 75%);
  pointer-events: none;
}
.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  top: -80px;
  right: -80px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(168, 85, 247, .2), transparent 65%);
  pointer-events: none;
}
.page-faq .breadcrumb {
  margin-bottom: 32px;
}
.page-faq .faq-hero__layout {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 36px;
  align-items: center;
}
.page-faq .faq-hero__kicker {
  font-family: var(--font-head);
  font-size: var(--text-sm);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin: 0 0 var(--space-3);
  display: flex;
  align-items: center;
  gap: 12px;
}
.page-faq .faq-hero__kicker::before {
  content: "";
  width: 36px;
  height: 2px;
  background: var(--color-accent);
  flex: none;
}
.page-faq .faq-hero h1 {
  font-family: var(--font-head);
  font-size: clamp(2.8rem, 8vw, 5.2rem);
  line-height: .95;
  text-transform: uppercase;
  letter-spacing: -.02em;
  color: var(--color-text);
  margin: 0 0 var(--space-4);
}
.page-faq .faq-hero__lead {
  font-size: var(--text-lg);
  line-height: 1.7;
  max-width: 560px;
  margin: 0 0 var(--space-5);
}
.page-faq .faq-hero__lead strong {
  color: var(--color-accent);
}
.page-faq .faq-hero__tags {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-faq .faq-hero__tags a {
  position: relative;
  text-decoration: none;
}
.page-faq .faq-hero__tags a::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 4px;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--dur) var(--ease);
}
.page-faq .faq-hero__tags a:hover::after,
.page-faq .faq-hero__tags a:focus-visible::after {
  transform: scaleX(1);
}
.page-faq .faq-hero__visual {
  position: relative;
  transform: rotate(1.2deg);
}
.page-faq .faq-hero__visual .image-frame {
  background: var(--color-panel);
}
.page-faq .faq-hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-faq .faq-hero__coords {
  position: absolute;
  right: 12px;
  bottom: 12px;
  font-family: var(--font-head);
  font-size: var(--text-xs);
  line-height: 1.4;
  letter-spacing: .08em;
  color: var(--color-accent);
  background: rgba(10, 11, 15, .8);
  padding: 8px 12px;
  border-left: 2px solid var(--color-accent);
  text-align: right;
}

/* ============ Index / categories ============ */
.page-faq .faq-index {
  padding: clamp(48px, 8vw, 96px) 0;
}
.page-faq .faq-index__layout {
  display: grid;
  gap: 40px;
}
.page-faq .faq-categories__head {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: var(--space-4);
}
.page-faq .faq-categories__head h2 {
  font-family: var(--font-head);
  font-size: var(--text-2xl);
  text-transform: uppercase;
  letter-spacing: .02em;
  color: var(--color-text);
  margin: 0;
}
.page-faq .faq-categories__head p {
  margin: 4px 0 0;
  font-size: var(--text-sm);
}
.page-faq .faq-categories__list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-5);
  border-top: 1px solid rgba(242, 244, 248, .08);
}
.page-faq .faq-categories__list a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(242, 244, 248, .08);
  color: var(--color-text);
  text-decoration: none;
  font-size: var(--text-base);
  transition: background var(--dur) var(--ease), padding-left var(--dur) var(--ease);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}
.page-faq .faq-categories__list a span {
  font-family: var(--font-head);
  font-size: var(--text-xs);
  color: var(--color-accent-alt);
}
.page-faq .faq-categories__list a:hover,
.page-faq .faq-categories__list a:focus-visible {
  background: var(--color-panel);
  padding-left: 22px;
}
.page-faq .faq-categories__visual {
  margin-top: var(--space-5);
}
.page-faq .faq-categories__visual .image-frame {
  background: var(--color-panel);
}
.page-faq .faq-categories__visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-faq .faq-categories__note {
  margin: 12px 0 0;
  font-size: var(--text-xs);
  color: var(--color-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}
.page-faq .faq-categories__note::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--color-lime);
  transform: rotate(45deg);
  flex: none;
}

/* ============ FAQ list / block ============ */
.page-faq .faq-list {
  display: grid;
  gap: clamp(40px, 6vw, 64px);
}
.page-faq .faq-block {
  padding: clamp(24px, 4vw, 40px);
  background: linear-gradient(140deg, rgba(18, 20, 28, .65), rgba(18, 20, 28, .15));
  border: 1px solid rgba(242, 244, 248, .08);
  clip-path: polygon(0 0, calc(100% - 28px) 0, 100% 28px, 100% 100%, 28px 100%, 0 calc(100% - 28px));
  transition: border-color var(--dur) var(--ease);
}
.page-faq .faq-block.is-current {
  border-color: rgba(0, 229, 255, .3);
}
.page-faq .faq-block__head {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: var(--space-4);
}
.page-faq .faq-block__head h2 {
  font-family: var(--font-head);
  font-size: var(--text-2xl);
  text-transform: uppercase;
  letter-spacing: .02em;
  color: var(--color-text);
  margin: 0;
}
.page-faq .faq-block__sub {
  margin: 4px 0 0;
  font-size: var(--text-sm);
}
.page-faq .faq-block__items {
  display: grid;
  gap: 16px;
}

/* ============ FAQ item / details ============ */
.page-faq .faq-item {
  background: var(--color-panel);
  border: 1px solid rgba(242, 244, 248, .08);
  border-left: 3px solid transparent;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.page-faq .faq-item[open] {
  border-left-color: var(--color-accent);
  border-color: rgba(0, 229, 255, .22);
  background-image:
    linear-gradient(rgba(0, 229, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, .045) 1px, transparent 1px);
  background-size: 24px 24px;
}
.page-faq .faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 16px;
  user-select: none;
}
.page-faq .faq-item summary::-webkit-details-marker {
  display: none;
}
.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: -2px;
}
.page-faq .faq-item__num {
  font-family: var(--font-head);
  font-size: var(--text-xs);
  line-height: 1;
  color: var(--color-accent-alt);
  border: 1px solid rgba(168, 85, 247, .4);
  padding: 6px 6px 5px;
  flex: none;
}
.page-faq .faq-item__q {
  flex: 1;
  color: var(--color-text);
  font-weight: 600;
  font-size: var(--text-base);
  line-height: 1.4;
}
.page-faq .faq-item__icon {
  position: relative;
  width: 24px;
  height: 24px;
  flex: none;
  transition: transform .3s var(--ease);
}
.page-faq .faq-item__icon::before,
.page-faq .faq-item__icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 14px;
  height: 2px;
  background: var(--color-accent);
  transform: translate(-50%, -50%);
}
.page-faq .faq-item__icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}
.page-faq .faq-item[open] .faq-item__icon {
  transform: rotate(180deg);
}
.page-faq .faq-item[open] .faq-item__icon::after {
  transform: translate(-50%, -50%) rotate(0deg);
}
.page-faq .faq-item__a {
  padding: 4px 16px 24px;
  font-size: var(--text-base);
  line-height: 1.75;
  color: var(--color-muted);
}
.page-faq .faq-item__a p {
  margin: 0 0 12px;
}
.page-faq .faq-item__a p:last-child {
  margin: 0;
}

/* ============ Contact ============ */
.page-faq .faq-contact {
  padding-bottom: clamp(48px, 8vw, 96px);
}
.page-faq .faq-contact__panel {
  --chamfer: 24px;
  padding: clamp(24px, 5vw, 48px);
  background: var(--color-panel);
  border: 1px solid rgba(0, 229, 255, .18);
  display: grid;
  gap: 24px;
}
.page-faq .faq-contact__copy {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.page-faq .faq-contact__copy h2 {
  font-family: var(--font-head);
  font-size: var(--text-3xl);
  text-transform: uppercase;
  color: var(--color-text);
  margin: 0 0 8px;
}
.page-faq .faq-contact__copy p {
  margin: 0;
  line-height: 1.7;
}
.page-faq .faq-contact__copy a {
  color: var(--color-accent);
}
.page-faq .faq-contact__meta {
  display: grid;
  gap: 12px;
  border-left: 2px solid var(--color-accent);
  padding-left: 16px;
}
.page-faq .faq-contact__meta p {
  margin: 0;
  font-size: var(--text-sm);
}
.page-faq .faq-contact__meta span {
  font-family: var(--font-head);
  letter-spacing: .06em;
  color: var(--color-muted);
  margin-right: 10px;
}
.page-faq .faq-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ============ Desktop / tablet ============ */
@media (min-width: 960px) {
  .page-faq .faq-hero {
    padding-top: clamp(104px, 12vw, 160px);
  }
  .page-faq .faq-hero__layout {
    grid-template-columns: 1.05fr .95fr;
    gap: 64px;
  }
  .page-faq .faq-hero__visual .image-frame {
    max-width: 520px;
    margin-left: auto;
  }
  .page-faq .faq-index__layout {
    grid-template-columns: 280px 1fr;
    gap: 48px;
    align-items: start;
  }
  .page-faq .faq-categories {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }
  .page-faq .faq-contact__panel {
    grid-template-columns: 1fr 1fr auto;
    align-items: center;
  }
}