.page-faq {
  --faq-neon-soft: rgba(0, 255, 157, 0.05);
  --faq-orange-soft: rgba(255, 107, 53, 0.08);
  --faq-grid: 24px;
  position: relative;
  overflow-x: clip;
  background-image:
    linear-gradient(var(--faq-neon-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--faq-neon-soft) 1px, transparent 1px);
  background-size: var(--faq-grid) var(--faq-grid);
  padding-bottom: 4rem;
}

.page-faq__breadcrumb {
  margin: 1.25rem 0 2rem;
}

.page-faq__hero {
  display: grid;
  gap: 2rem;
  margin-bottom: 3.25rem;
}

.page-faq__hero::after {
  content: "";
  display: block;
  height: 1px;
  margin-top: 2.5rem;
  background: linear-gradient(90deg, var(--neon), transparent 72%);
}

.page-faq__hero-index {
  margin-bottom: 0.75rem;
}

.page-faq__hero-title {
  margin-bottom: 1rem;
  font-weight: 200;
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  letter-spacing: 0.02em;
}

.page-faq__hero-desc {
  max-width: 52ch;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.8;
}

.page-faq__search-panel {
  width: 100%;
}

.page-faq__search {
  position: relative;
  display: flex;
  align-items: center;
  border: 2px solid var(--border);
  background: var(--surface);
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.55);
  transition: border-color 0.2s ease;
}

.page-faq__search:focus-within {
  border-color: var(--neon);
}

.page-faq__search-icon {
  flex-shrink: 0;
  width: 3.25rem;
  color: var(--neon);
}

.page-faq__search-input {
  flex: 1;
  min-width: 0;
  padding: 1rem 0.75rem 1rem 0.25rem;
  background: transparent;
  border: 0;
  outline: 0;
  color: var(--text);
  font-family: var(--sans);
  font-size: 0.95rem;
  line-height: 1.4;
}

.page-faq__search-input::placeholder {
  color: var(--text-secondary);
}

.page-faq__search-tag {
  flex-shrink: 0;
  margin-right: 0.75rem;
  padding: 0.25rem 0.7rem;
  background: var(--neon);
  color: #0a0a0f;
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.page-faq__hot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
}

.page-faq__hot-label {
  margin-right: 0.25rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--text-secondary);
}

.page-faq__hot-tag {
  display: inline-block;
  padding: 0.3rem 0.7rem;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-family: var(--mono);
  font-size: 0.75rem;
  text-decoration: none;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.page-faq__hot-tag:hover {
  border-color: var(--neon);
  color: var(--neon);
}

.page-faq__categories {
  margin-bottom: 3.5rem;
}

.page-faq__section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--divider);
}

.page-faq__section-link {
  margin-left: auto;
  font-size: 0.85rem;
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

.page-faq__section-link:hover {
  border-bottom-color: currentColor;
}

.page-faq__cat-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.page-faq__cat-card {
  position: relative;
  display: grid;
  grid-template-columns: 2.5rem 3.5rem 1fr auto;
  align-items: center;
  gap: 0.75rem;
  padding: 1.2rem 1rem;
  background: var(--surface);
  border: 2px solid var(--border);
  box-shadow: 5px 5px 0 rgba(0, 0, 0, 0.5);
  text-decoration: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.page-faq__cat-card:hover {
  border-color: var(--neon);
  box-shadow: 7px 7px 0 var(--faq-neon-soft);
}

.page-faq__cat-card:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 2px;
}

.page-faq__cat-index {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--neon);
}

.page-faq__cat-icon {
  color: var(--neon);
}

.page-faq__cat-card:nth-child(2) .page-faq__cat-icon,
.page-faq__cat-card:nth-child(4) .page-faq__cat-icon {
  color: var(--orange);
}

.page-faq__cat-name {
  color: var(--text);
  font-size: 1rem;
  font-weight: 600;
}

.page-faq__cat-count {
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--border);
  background: var(--bg);
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.page-faq__cat-image {
  margin-top: 2rem;
  border: 2px solid var(--border);
  background: var(--surface);
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.5);
  padding: 0;
}

.page-faq__cat-image img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq__body {
  display: grid;
  gap: 3.75rem;
}

.page-faq__section {
  scroll-margin-top: 7rem;
}

.page-faq__section-tag {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.page-faq__list {
  display: block;
}

.page-faq__card {
  position: relative;
  overflow: hidden;
  background: var(--surface);
  border: 2px solid var(--border);
  box-shadow: 5px 5px 0 rgba(0, 0, 0, 0.5);
  margin-bottom: 1.1rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-faq__card::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 4px;
  background: var(--neon);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.page-faq__card[open],
.page-faq__card:hover {
  border-color: var(--neon);
  box-shadow: 7px 7px 0 var(--faq-neon-soft);
}

.page-faq__card[open]::before {
  opacity: 1;
}

.page-faq__q {
  display: grid;
  grid-template-columns: 3.5rem 1fr auto;
  align-items: center;
  gap: 0.9rem;
  padding: 1.15rem 1rem;
  cursor: pointer;
  list-style: none;
  outline: 0;
}

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

.page-faq__q:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: -2px;
}

.page-faq__q-icon {
  display: grid;
  place-items: center;
  width: 3.25rem;
  height: 3.25rem;
  border: 1px solid var(--border);
  background: var(--faq-neon-soft);
  color: var(--neon);
}

.page-faq__card:nth-child(2n) .page-faq__q-icon {
  background: var(--faq-orange-soft);
  color: var(--orange);
}

.page-faq__q-text {
  color: var(--text);
  font-size: 0.98rem;
  font-weight: 600;
  line-height: 1.5;
}

.page-faq__q-cat {
  display: inline-block;
  margin-right: 0.35rem;
  padding: 0.12rem 0.4rem;
  background: var(--divider);
  color: var(--neon);
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  vertical-align: 0.15em;
}

.page-faq__q-plus {
  font-family: var(--mono);
  font-size: 1.3rem;
  color: var(--text-secondary);
  transition: color 0.2s ease, transform 0.2s ease;
}

.page-faq__card[open] .page-faq__q-plus {
  color: var(--neon);
  transform: rotate(45deg);
}

.page-faq__a {
  padding: 0 1.2rem 1.4rem 4.4rem;
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.85;
}

.page-faq__card[open] .page-faq__a {
  animation: page-faq-reveal 0.25s ease;
}

@keyframes page-faq-reveal {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-faq__a p {
  margin: 0 0 0.75rem;
}

.page-faq__a p:last-child {
  margin-bottom: 0;
}

.page-faq__a a {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px dashed currentColor;
}

.page-faq__texture {
  margin: 3rem 0 0;
  padding: 1rem;
  border: 2px solid var(--border);
  background: var(--surface);
}

.page-faq__texture img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  opacity: 0.5;
}

.page-faq__cta {
  margin-top: 4rem;
  padding: 2.5rem 1.5rem;
  background: var(--surface);
  border: 2px solid var(--border);
  box-shadow: 8px 8px 0 rgba(0, 0, 0, 0.55);
}

.page-faq__cta-index {
  margin-bottom: 0.6rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--neon);
}

.page-faq__cta-text {
  max-width: 42ch;
  margin-bottom: 1.5rem;
  color: var(--text);
  font-size: 1.1rem;
  line-height: 1.8;
}

.page-faq__cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

@media (min-width: 700px) {
  .page-faq__cat-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 900px) {
  .page-faq__hero {
    grid-template-columns: 1fr 380px;
    align-items: end;
    gap: 3rem;
  }

  .page-faq__search-panel {
    padding-bottom: 0.5rem;
  }

  .page-faq__cat-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-faq__cat-card {
    grid-template-columns: 2rem 3rem 1fr;
    grid-template-rows: auto auto;
    align-content: center;
    gap: 0.4rem 0.5rem;
    padding: 1.4rem 1.2rem;
  }

  .page-faq__cat-index {
    grid-column: 1;
    grid-row: 1;
  }

  .page-faq__cat-icon {
    grid-column: 2;
    grid-row: 1 / span 2;
  }

  .page-faq__cat-name {
    grid-column: 3;
    grid-row: 1;
  }

  .page-faq__cat-count {
    grid-column: 3;
    grid-row: 2;
    justify-self: start;
  }

  .page-faq__cat-image {
    max-width: 520px;
    margin-left: auto;
    margin-right: 0;
  }

  .page-faq__body {
    gap: 5rem;
  }

  .page-faq__card:nth-child(odd) {
    margin-right: 3rem;
  }

  .page-faq__card:nth-child(even) {
    margin-left: 3rem;
  }
}

@media (min-width: 1200px) {
  .page-faq__hero {
    grid-template-columns: 1fr 440px;
  }

  .page-faq__cta {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 2rem;
    padding: 3.5rem 3rem;
  }

  .page-faq__cta-text {
    margin-bottom: 0;
  }
}