.page-faq {
  --faq-border: rgba(201, 125, 90, 0.32);
  --faq-border-active: rgba(0, 227, 154, 0.68);
  --faq-panel-bg: rgba(20, 44, 67, 0.58);
  --faq-panel-bg-open: rgba(11, 27, 42, 0.92);
  --faq-toc-bg: rgba(20, 44, 67, 0.42);
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
}

.page-faq .container {
  max-width: var(--container);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.page-faq .breadcrumbs {
  padding-top: 32px;
  font-size: 0.85rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.page-faq .breadcrumbs a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--dur-fast) ease;
}

.page-faq .breadcrumbs a:hover {
  color: var(--kinetic-green);
}

.page-faq .breadcrumbs__sep {
  color: var(--mineral-grey);
  opacity: 0.6;
}

.page-faq .faq-hero {
  position: relative;
  padding: 48px 0 40px;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 0 -20%;
  width: 140%;
  pointer-events: none;
  background: repeating-linear-gradient(
    -55deg,
    transparent 0,
    transparent 7px,
    rgba(0, 227, 154, 0.025) 7px,
    rgba(0, 227, 154, 0.025) 8px
  );
}

.page-faq .faq-hero__kicker {
  margin-bottom: 14px;
}

.page-faq .faq-hero__title {
  margin: 10px 0 16px;
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero__lead {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.75;
  max-width: 680px;
  position: relative;
  z-index: 1;
}

.page-faq .faq-search {
  position: relative;
  max-width: 540px;
  margin-top: 32px;
  z-index: 1;
}

.page-faq .faq-search input {
  width: 100%;
  padding: 15px 18px 15px 48px;
  background: rgba(20, 44, 67, 0.68);
  border: 1px solid var(--line-strong);
  border-radius: 0;
  color: var(--text);
  font-family: var(--font-data);
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  outline: none;
  transition: border-color var(--dur) ease, background var(--dur) ease;
}

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

.page-faq .faq-search input:focus {
  border-color: var(--kinetic-green);
  background: rgba(11, 27, 42, 0.92);
  box-shadow: 0 0 0 3px rgba(0, 227, 154, 0.12);
}

.page-faq .faq-search__icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.page-faq .faq-filters {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  position: relative;
  z-index: 1;
}

.page-faq .faq-filters__label {
  font-family: var(--font-data);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  margin-right: 4px;
}

.page-faq .faq-filters .tag {
  display: inline-block;
  padding: 6px 12px;
  font-family: var(--font-data);
  font-size: 0.78rem;
  text-decoration: none;
  letter-spacing: 0.02em;
  border: 1px solid var(--line-strong);
  color: var(--text-secondary);
  background: rgba(20, 44, 67, 0.4);
  transition: border-color var(--dur-fast) ease, color var(--dur-fast) ease, background var(--dur-fast) ease;
}

.page-faq .faq-filters .tag:hover {
  border-color: var(--kinetic-green);
  color: var(--kinetic-green);
}

.page-faq .faq-filters .tag--orange {
  border-color: var(--line-orange);
  color: var(--voltage-orange);
}

.page-faq .faq-filters .tag--orange:hover {
  background: rgba(255, 122, 47, 0.12);
}

.page-faq .faq-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero__stat {
  font-family: var(--font-data);
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-faq .faq-hero__stat-num {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--kinetic-green);
  letter-spacing: 0;
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  padding-bottom: 48px;
}

.page-faq .faq-toc {
  background: var(--faq-toc-bg);
  border: 1px solid var(--line);
  padding: 24px 20px;
  align-self: start;
}

.page-faq .faq-toc__heading {
  font-family: var(--font-data);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-toc__group {
  margin-bottom: 8px;
}

.page-faq .faq-toc__group-link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 6px 0;
  transition: color var(--dur-fast) ease;
}

.page-faq .faq-toc__group-link:hover {
  color: var(--kinetic-green);
}

.page-faq .faq-toc__num {
  font-family: var(--font-data);
  font-size: 0.75rem;
  color: var(--voltage-orange);
  font-weight: 500;
}

.page-faq .faq-toc__sub {
  list-style: none;
  margin: 2px 0 8px 24px;
  padding: 0;
}

.page-faq .faq-toc__sub a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.88rem;
  line-height: 1.9;
  transition: color var(--dur-fast) ease;
}

.page-faq .faq-toc__sub a:hover {
  color: var(--kinetic-green);
}

.page-faq .faq-toc__btn {
  margin-top: 24px;
  width: 100%;
}

.page-faq .faq-toc__note {
  margin-top: 16px;
  padding: 12px 14px;
  border-left: 2px solid var(--line-green);
  background: rgba(0, 227, 154, 0.04);
  font-family: var(--font-data);
  font-size: 0.72rem;
  line-height: 1.7;
  color: var(--text-secondary);
  display: flex;
  gap: 8px;
  align-items: flex-start;
}

.page-faq .faq-toc__note-dot {
  flex: 0 0 auto;
  width: 6px;
  height: 6px;
  margin-top: 5px;
  background: var(--kinetic-green);
  border-radius: 50%;
}

.page-faq .faq-section {
  padding-bottom: 56px;
  scroll-margin-top: 24px;
}

.page-faq .faq-section__head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
  padding-bottom: 16px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-section__head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.4vw, 1.8rem);
  font-weight: 700;
  margin: 0;
}

.page-faq .faq-section__meta {
  font-family: var(--font-data);
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.page-faq .faq-section .index-num {
  color: var(--voltage-orange);
  font-family: var(--font-data);
  font-size: 0.9rem;
  font-weight: 600;
}

.page-faq .collapsible {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-faq .collapsible__item {
  position: relative;
  border: 1px solid var(--faq-border);
  background: var(--faq-panel-bg);
  transition: border-color var(--dur) ease, background var(--dur) ease;
}

.page-faq .collapsible__item::after {
  content: "“";
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2.4rem;
  color: transparent;
  transition: color var(--dur-fast) ease;
  pointer-events: none;
  font-family: Georgia, serif;
}

.page-faq .collapsible__item:hover::after {
  color: var(--kinetic-green);
  opacity: 0.14;
}

.page-faq .collapsible__item[data-open],
.page-faq .collapsible__item:has(.collapsible__trigger[aria-expanded="true"]) {
  border-color: var(--faq-border-active);
  background: var(--faq-panel-bg-open);
}

.page-faq .collapsible__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 18px 44px 18px 20px;
  background: none;
  border: 0;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  line-height: 1.5;
  cursor: pointer;
  transition: color var(--dur-fast) ease;
}

.page-faq .collapsible__trigger:hover {
  color: var(--kinetic-green);
}

.page-faq .collapsible__item[data-open] .collapsible__trigger,
.page-faq .collapsible__trigger[aria-expanded="true"] {
  color: var(--kinetic-green);
}

.page-faq .faq-item__q {
  display: block;
}

.page-faq .faq-item__icon {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border: 1px solid var(--line-green);
  color: var(--kinetic-green);
  transition: transform var(--dur) var(--ease-out), background var(--dur-fast) ease, color var(--dur-fast) ease;
}

.page-faq .collapsible__item[data-open] .faq-item__icon,
.page-faq .collapsible__trigger[aria-expanded="true"] .faq-item__icon {
  transform: rotate(180deg);
  background: var(--kinetic-green);
  color: var(--deep-space-blue);
}

.page-faq .collapsible__panel {
  max-height: 0;
  overflow: hidden;
  padding: 0 20px;
  transition: max-height var(--dur-slow) var(--ease-out), padding var(--dur-slow) var(--ease-out);
}

.page-faq .collapsible__item[data-open] .collapsible__panel,
.page-faq .collapsible__trigger[aria-expanded="true"] + .collapsible__panel {
  max-height: 720px;
  padding: 0 20px 20px;
}

.page-faq .collapsible__panel p {
  margin: 0;
  padding-left: 14px;
  border-left: 2px solid var(--line-green);
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.85;
}

.page-faq .faq-figure {
  margin: 28px 0 8px;
  padding: 10px;
  background: var(--surface-glass);
  border: 1px solid var(--line);
  transition: border-color var(--dur) ease;
}

.page-faq .faq-figure:hover {
  border-color: var(--line-green);
}

.page-faq .faq-figure__media {
  background: var(--nebula-navy);
}

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

.page-faq .faq-figure figcaption {
  padding: 12px 8px 4px;
  font-family: var(--font-data);
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  color: var(--text-secondary);
  line-height: 1.7;
}

.page-faq .faq-figure--compact {
  max-width: 560px;
}

.page-faq .faq-cta {
  text-align: center;
  padding: 48px 28px;
  border: 1px solid var(--line-green);
  background:
    linear-gradient(135deg, rgba(0, 227, 154, 0.07), transparent 45%),
    var(--bg-elevated);
  position: relative;
}

.page-faq .faq-cta::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--kinetic-green), transparent);
  opacity: 0.7;
}

.page-faq .faq-cta__kicker {
  justify-content: center;
  margin-bottom: 10px;
}

.page-faq .faq-cta__title {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  font-weight: 800;
  margin: 0 0 12px;
}

.page-faq .faq-cta__desc {
  max-width: 540px;
  margin: 0 auto 24px;
  color: var(--text-secondary);
  line-height: 1.8;
}

.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.page-faq .faq-cta__actions .btn {
  min-width: 140px;
}

.page-faq .faq-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 40;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: var(--nebula-navy);
  border: 1px solid var(--line-green);
  color: var(--kinetic-green);
  font-family: var(--font-data);
  font-size: 0.74rem;
  text-decoration: none;
  letter-spacing: 0.06em;
  transition: background var(--dur-fast) ease, color var(--dur-fast) ease;
}

.page-faq .faq-top:hover {
  background: var(--kinetic-green);
  color: var(--deep-space-blue);
}

@media (min-width: 768px) {
  .page-faq .faq-hero {
    padding: 64px 0 52px;
  }

  .page-faq .faq-filters {
    gap: 12px;
  }

  .page-faq .faq-toc {
    padding: 28px 24px;
  }

  .page-faq .faq-section__head {
    gap: 12px;
  }

  .page-faq .faq-figure {
    padding: 12px;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-layout {
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: 20px;
    max-height: calc(100vh - 40px);
    overflow-y: auto;
  }

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

  .page-faq .faq-figure--compact {
    margin-left: 0;
  }

  .page-faq .faq-hero__lead {
    font-size: 1.1rem;
  }
}