.page-faq {
  position: relative;
  background-color: var(--bg-deep);
  color: var(--text-main);
  font-family: var(--font-mono);
  overflow-x: hidden;
}

.page-faq .kicker {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--neon-green);
  text-transform: uppercase;
  border: 1px solid var(--line);
  padding: 4px 8px;
  background: rgba(57, 255, 20, 0.04);
}

.page-faq a {
  color: var(--electric-blue);
  text-decoration: none;
  transition: color var(--transition);
}

.page-faq a:hover,
.page-faq a:focus {
  color: var(--neon-green);
}

.page-faq kbd {
  font-family: var(--font-mono);
  font-size: 0.72em;
  background: var(--bg-elevated);
  border: 1px solid var(--line-strong);
  border-bottom-width: 2px;
  border-radius: 2px;
  padding: 2px 5px;
  color: var(--neon-green);
  white-space: nowrap;
}

.page-faq .faq-sronly {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.page-faq .faq-hero {
  position: relative;
  padding: 40px 0 32px;
  border-bottom: 1px solid var(--line);
  background:
    repeating-linear-gradient(90deg, rgba(0, 229, 255, 0.04) 0 1px, transparent 1px 24px),
    radial-gradient(circle at 80% 20%, rgba(0, 229, 255, 0.12), transparent 42%),
    var(--bg-deep);
}

.page-faq .faq-hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.24;
  z-index: 0;
  pointer-events: none;
}

.page-faq .faq-hero-inner {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero .breadcrumb {
  margin-bottom: var(--space-4);
}

.page-faq .faq-hero h1 {
  margin: var(--space-3) 0 var(--space-3);
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 5vw, 3.2rem);
  line-height: 1.12;
  letter-spacing: 0.02em;
  color: var(--text-main);
}

.page-faq .faq-hero-desc {
  max-width: 720px;
  margin-bottom: var(--space-3);
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-faq .faq-hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
}

.page-faq .faq-hero-shortcut {
  padding: 6px 10px;
  border: 1px solid var(--line);
  background: var(--bg-panel);
  color: var(--text-dim);
  font-size: 0.76rem;
}

.page-faq .faq-quickstart {
  padding: 24px 0;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-search-console {
  position: relative;
  padding: var(--space-3);
  background: var(--bg-card);
  border: 1px solid var(--line-strong);
  border-left: 4px solid var(--neon-green);
}

.page-faq .faq-search-head h2 {
  margin: var(--space-1) 0 var(--space-1);
  font-family: var(--font-display);
  font-size: 1.25rem;
}

.page-faq .faq-search-head .faq-search-desc {
  margin: 0 0 var(--space-2);
  font-size: 0.78rem;
  color: var(--text-dim);
}

.page-faq .faq-search-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.page-faq .faq-search-prompt {
  font-family: var(--font-accent);
  color: var(--neon-green);
  font-size: 1.15rem;
}

.page-faq .faq-search-input {
  flex: 1;
  min-width: 0;
  appearance: none;
  -webkit-appearance: none;
  background: var(--bg-deep);
  border: 1px solid var(--line);
  border-radius: 0;
  padding: 12px 14px;
  color: var(--text-main);
  font-family: var(--font-mono);
  font-size: 0.88rem;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.page-faq .faq-search-input:focus {
  border-color: var(--neon-green);
  box-shadow: 0 0 0 3px rgba(57, 255, 20, 0.12);
}

.page-faq .faq-hot-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: var(--space-3);
}

.page-faq .faq-tags-label {
  color: var(--text-dim);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.page-faq a.badge {
  text-decoration: none;
}

.page-faq .faq-search-tip {
  margin-top: var(--space-2);
  color: var(--text-dim);
  font-size: 0.75rem;
  line-height: 1.6;
}

.page-faq .faq-workspace {
  padding: var(--space-4) 0 var(--space-6);
  background:
    repeating-linear-gradient(0deg, rgba(0, 229, 255, 0.028) 0 1px, transparent 1px 28px);
}

.page-faq .faq-workspace-grid {
  display: grid;
  gap: var(--space-4);
}

.page-faq .faq-nav-panel {
  padding: var(--space-3);
  background: var(--bg-panel);
  border: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1);
}

.page-faq .faq-nav-title {
  width: 100%;
  flex: 0 0 100%;
  font-family: var(--font-display);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  color: var(--text-main);
}

.page-faq .faq-nav-link {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 6px 10px;
  font-size: 0.82rem;
  color: var(--text-dim);
  border: 1px solid var(--line);
  text-decoration: none;
  transition: all var(--transition);
  white-space: nowrap;
}

.page-faq .faq-nav-link:hover,
.page-faq .faq-nav-link:focus {
  color: var(--neon-green);
  border-color: var(--neon-green);
  background: rgba(57, 255, 20, 0.05);
}

.page-faq .faq-nav-idx {
  font-family: var(--font-accent);
  color: var(--electric-blue);
  font-size: 0.7rem;
}

.page-faq .faq-nav-extra {
  display: inline-flex;
  padding: 6px 10px;
  font-size: 0.78rem;
  color: var(--text-dim);
  text-decoration: none;
  border-bottom: 1px dashed var(--line);
}

.page-faq .faq-nav-extra:hover,
.page-faq .faq-nav-extra:focus {
  color: var(--neon-green);
}

.page-faq .faq-main-panel {
  display: grid;
  gap: var(--space-5);
}

.page-faq .faq-block {
  background: var(--bg-card);
  border: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 64px);
}

.page-faq .faq-block-head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  background: var(--bg-panel);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-block-code {
  font-family: var(--font-display);
  font-size: 2rem;
  line-height: 1;
  color: var(--electric-blue);
}

.page-faq .faq-block-head h2 {
  margin: var(--space-1) 0 0;
  font-family: var(--font-display);
  font-size: 1.15rem;
  line-height: 1.2;
}

.page-faq .faq-block-head .kicker {
  border-color: transparent;
  background: transparent;
  padding: 0;
  color: var(--text-dim);
}

.page-faq .faq-version-illustration {
  margin: 0;
  padding: var(--space-3);
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(0, 229, 255, 0.04), transparent 70%),
    var(--bg-deep);
}

.page-faq .faq-version-illustration img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--line);
}

.page-faq .faq-version-illustration figcaption {
  margin-top: var(--space-2);
  color: var(--text-dim);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
}

.page-faq .faq-list {
  display: grid;
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--line);
  background: var(--bg-card);
}

.page-faq .faq-item:last-child {
  border-bottom: none;
}

.page-faq .faq-item summary {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  list-style: none;
  padding: var(--space-2) var(--space-3);
  cursor: pointer;
  transition: background var(--transition);
}

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

.page-faq .faq-item summary::marker {
  content: '';
}

.page-faq .faq-item summary:hover,
.page-faq .faq-item summary:focus-visible {
  background: rgba(0, 229, 255, 0.045);
}

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

.page-faq .faq-q-idx {
  flex: 0 0 auto;
  min-width: 30px;
  font-family: var(--font-accent);
  font-size: 0.76rem;
  color: var(--signal-orange);
  text-align: right;
}

.page-faq .faq-q-text {
  flex: 1;
  font-size: 0.88rem;
  line-height: 1.45;
  color: var(--text-main);
}

.page-faq .faq-q-toggle {
  flex: 0 0 auto;
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1;
  color: var(--electric-blue);
  transition: transform var(--transition);
}

.page-faq .faq-item[open] .faq-q-toggle {
  transform: rotate(45deg);
}

.page-faq .faq-answer {
  margin: 0 var(--space-3) var(--space-3) 44px;
  padding: 4px 0 0 var(--space-2);
  border-left: 2px solid var(--electric-blue);
  color: var(--text-dim);
  font-size: 0.83rem;
  line-height: 1.75;
}

.page-faq .faq-answer p + p {
  margin-top: var(--space-2);
}

.page-faq .faq-answer a {
  color: var(--electric-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-answer a:hover,
.page-faq .faq-answer a:focus {
  color: var(--neon-green);
}

.page-faq .faq-contact-tile {
  position: relative;
  padding: var(--space-4);
  background:
    linear-gradient(135deg, rgba(0, 229, 255, 0.07), transparent 55%),
    var(--bg-elevated);
  border: 1px solid var(--line-strong);
  border-right: 3px solid var(--neon-green);
  scroll-margin-top: calc(var(--header-h) + 64px);
}

.page-faq .faq-contact-tile::before {
  content: '>';
  position: absolute;
  top: -12px;
  left: 16px;
  padding: 2px 8px;
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  color: var(--neon-green);
  font-family: var(--font-accent);
  font-size: 1rem;
}

.page-faq .faq-contact-tile h2 {
  margin: 6px 0 var(--space-2);
  font-family: var(--font-display);
  font-size: 1.4rem;
}

.page-faq .faq-contact-tile p {
  color: var(--text-dim);
  line-height: 1.7;
  font-size: 0.88rem;
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding: 72px 0 56px;
  }

  .page-faq .faq-workspace-grid {
    grid-template-columns: 240px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-nav-panel {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    display: block;
    padding: var(--space-3);
  }

  .page-faq .faq-nav-title {
    display: block;
    width: auto;
    flex: none;
    padding-bottom: var(--space-2);
    margin-bottom: var(--space-2);
    border-bottom: 1px solid var(--line);
  }

  .page-faq .faq-nav-link {
    display: flex;
    align-items: baseline;
    gap: var(--space-2);
    padding: 10px 8px;
    border: none;
    border-left: 2px solid var(--line);
    border-radius: 0;
  }

  .page-faq .faq-nav-link:hover,
  .page-faq .faq-nav-link:focus {
    border-left-color: var(--neon-green);
    background: rgba(57, 255, 20, 0.05);
  }

  .page-faq .faq-nav-extra {
    display: block;
    padding: 8px 8px 2px 24px;
    border-bottom: none;
  }

  .page-faq .faq-item summary {
    padding: var(--space-3);
  }

  .page-faq .faq-answer {
    margin-left: 50px;
  }
}