.page-faq {
  --faq-index-desktop-w: 264px;
  background: var(--primary-bg);
  color: var(--text-primary);
  font-family: var(--font-body);
}

/* ========== Hero ========== */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding-top: 28px;
  padding-bottom: 0;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 92% 12%, rgba(0, 200, 255, 0.08) 0%, transparent 52%);
  pointer-events: none;
}

.page-faq .faq-hero__grid {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 24px 0 32px;
  border-bottom: 1px solid var(--border);
}

.page-faq .faq-hero__title {
  margin: 14px 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 30px;
  line-height: 1.15;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  max-width: 640px;
}

.page-faq .faq-hero__lead {
  margin: 0;
  max-width: 640px;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.75;
}

.page-faq .faq-hero__badge {
  display: inline-flex;
  align-items: flex-start;
  gap: 14px;
  width: fit-content;
  padding: 16px 20px;
  background: var(--secondary-bg);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent-green);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 0 100%);
}

.page-faq .faq-hero__badge-num {
  font-family: var(--font-mono);
  font-size: 42px;
  font-weight: 900;
  line-height: 0.9;
  color: var(--accent-green);
}

.page-faq .faq-hero__badge-label {
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.7;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  text-transform: uppercase;
}

/* ========== Directory layout ========== */
.page-faq .faq-dir {
  padding-top: 36px;
  padding-bottom: 80px;
}

.page-faq .faq-dir__layout {
  display: grid;
  gap: 40px;
}

/* ========== Index sidebar ========== */
.page-faq .faq-dir__index {
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-self: start;
}

.page-faq .faq-index {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.page-faq .faq-index__item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  background: var(--secondary-bg);
  border: 1px solid var(--border);
  color: var(--text-primary);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  line-height: 1.45;
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 0 100%);
  transition: border-color var(--ease-out), background-color var(--ease-out), transform var(--ease-out);
}

.page-faq .faq-index__item:hover {
  border-color: var(--accent-green);
  background: var(--subtle-bg);
  transform: translateY(-2px);
}

.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  line-height: 1;
  color: var(--accent-green);
  flex-shrink: 0;
}

.page-faq .faq-index__more {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent-blue);
  text-decoration: none;
  padding: 8px 0 0 2px;
  width: fit-content;
  border-bottom: 1px solid rgba(0, 200, 255, 0.35);
  transition: color var(--ease-out), border-color var(--ease-out);
}

.page-faq .faq-index__more:hover {
  color: var(--accent-green);
  border-color: var(--accent-green);
}

/* ========== Content column ========== */
.page-faq .faq-dir__content {
  display: flex;
  flex-direction: column;
  gap: 52px;
  min-width: 0;
}

/* ========== FAQ category ========== */
.page-faq .faq-cat {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}

.page-faq .faq-cat:first-child {
  padding-top: 0;
  border-top: none;
}

.page-faq .faq-cat__title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.page-faq .faq-cat__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 32px;
  padding: 0 8px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 900;
  line-height: 1;
  color: var(--primary-bg);
  background: var(--accent-green);
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 0 100%);
  flex-shrink: 0;
}

.page-faq .faq-cat__items {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* ========== FAQ item ========== */
.page-faq .faq-item {
  background: var(--secondary-bg);
  border: 1px solid var(--border);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
  transition: border-color var(--ease-out), background-color var(--ease-out);
}

.page-faq .faq-item:hover {
  border-color: rgba(0, 255, 135, 0.45);
  background: var(--subtle-bg);
}

.page-faq .faq-item[open] {
  border-color: rgba(0, 255, 135, 0.65);
}

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

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

.page-faq .faq-item summary::after {
  content: "+";
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 400;
  line-height: 1;
  color: var(--accent-green);
  border: 1px solid var(--border);
  transition: transform var(--ease-out), background-color var(--ease-out), border-color var(--ease-out);
}

.page-faq .faq-item[open] summary::after {
  transform: rotate(45deg);
  background: rgba(0, 255, 135, 0.12);
  border-color: var(--accent-green);
}

.page-faq .faq-item > p {
  margin: 0;
  padding: 0 18px 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-secondary);
}

.page-faq .faq-item[open] > p {
  animation: pageFaqReveal 400ms var(--ease-smooth);
}

@keyframes pageFaqReveal {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.page-faq .faq-item a {
  color: var(--accent-blue);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color var(--ease-out);
}

.page-faq .faq-item a:hover {
  color: var(--accent-green);
}

/* ========== FAQ media ========== */
.page-faq .faq-media {
  margin: 14px 0 0;
  max-width: 460px;
}

.page-faq .faq-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--border);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
  transition: border-color var(--ease-out);
}

.page-faq .faq-media img:hover {
  border-color: rgba(0, 200, 255, 0.6);
}

.page-faq .faq-media figcaption {
  margin-top: 10px;
  padding-left: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--text-secondary);
  border-left: 3px solid var(--accent-blue);
}

/* ========== Support block ========== */
.page-faq .faq-support {
  margin-top: 20px;
  padding: 22px 20px;
  background: var(--subtle-bg);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent-purple);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 0 100%);
}

.page-faq .faq-support__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-purple);
}

.page-faq .faq-support__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
}

.page-faq .faq-support__links a {
  color: var(--accent-blue);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 200, 255, 0.35);
  padding-bottom: 2px;
  transition: color var(--ease-out), border-color var(--ease-out);
}

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

/* ========== Reveal animation ========== */
.page-faq [data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 600ms var(--ease-smooth), transform 600ms var(--ease-smooth);
}

.page-faq [data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========== Tablet & up ========== */
@media (min-width: 640px) {
  .page-faq .faq-hero__title {
    font-size: 38px;
  }

  .page-faq .faq-index {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-hero__badge {
    padding: 20px 24px;
  }

  .page-faq .faq-hero__badge-num {
    font-size: 50px;
  }
}

/* ========== Desktop ========== */
@media (min-width: 960px) {
  .page-faq .faq-hero {
    padding-top: 40px;
  }

  .page-faq .faq-hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 280px;
    align-items: end;
    gap: 48px;
    padding: 48px 0 56px;
  }

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

  .page-faq .faq-hero__lead {
    font-size: 16px;
  }

  .page-faq .faq-dir {
    padding-top: 48px;
    padding-bottom: 96px;
  }

  .page-faq .faq-dir__layout {
    grid-template-columns: var(--faq-index-desktop-w) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-faq .faq-dir__index {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    padding-left: 18px;
    border-left: 1px solid var(--border);
  }

  .page-faq .faq-index {
    display: flex;
    flex-direction: column;
    gap: 6px;
  }

  .page-faq .faq-index__item {
    padding: 13px 16px;
    font-size: 14px;
  }

  .page-faq .faq-dir__content {
    gap: 72px;
  }

  .page-faq .faq-cat {
    gap: 20px;
    padding-top: 36px;
  }

  .page-faq .faq-cat:first-child {
    padding-top: 0;
  }

  .page-faq .faq-cat__title {
    font-size: 28px;
  }

  .page-faq .faq-item summary {
    padding: 18px 22px;
    font-size: 16px;
  }

  .page-faq .faq-item > p {
    padding: 0 22px 20px;
    font-size: 15px;
  }

  .page-faq .faq-media {
    margin-top: 20px;
  }

  .page-faq .faq-support {
    margin-top: 28px;
  }
}

/* ========== Wide desktop ========== */
@media (min-width: 1200px) {
  .page-faq .faq-dir__layout {
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 80px;
  }

  .page-faq .faq-hero__title {
    font-size: 52px;
  }
}

/* ========== Reduced motion ========== */
@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item[open] > p,
  .page-faq [data-reveal] {
    animation: none;
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-faq .faq-item summary::after {
    transition: none;
  }
}