.page-faq {
  --faq-toc-width: 248px;
  position: relative;
  padding-bottom: 80px;
  background: linear-gradient(180deg, var(--color-bg-deep) 0, var(--color-bg) 340px);
}

.page-faq .breadcrumbs {
  max-width: var(--container);
  margin: 0 auto;
  padding: 20px 20px 0;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-muted);
}

.page-faq .breadcrumbs a {
  color: var(--color-muted);
  text-decoration: none;
  transition: color 0.3s;
}

.page-faq .breadcrumbs a::after {
  content: "/";
  margin: 0 8px;
  color: var(--color-line);
}

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

.page-faq .breadcrumbs span[aria-current="page"] {
  color: var(--color-ink);
}

.page-faq .faq-hero {
  max-width: var(--container);
  margin: 0 auto;
  padding: 36px 20px 32px;
  border-bottom: 1px solid var(--color-line);
  position: relative;
}

.page-faq .faq-hero-inner {
  display: flex;
  justify-content: space-between;
  gap: 24px;
}

.page-faq .faq-hero-text {
  flex: 1;
  min-width: 0;
}

.page-faq .faq-hero-text .section-kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--color-neon);
  text-transform: uppercase;
  display: block;
  margin-bottom: 14px;
}

.page-faq .faq-hero-title {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-faq .faq-hero-hash {
  font-family: var(--font-display);
  font-size: 42px;
  font-weight: 700;
  color: var(--color-orange);
  line-height: 1;
  opacity: 0.9;
}

.page-faq .faq-hero-text h1 {
  font-family: var(--font-display);
  font-size: clamp(40px, 8vw, 56px);
  line-height: 1.1;
  color: var(--color-ink);
  margin: 0;
  letter-spacing: -0.02em;
}

.page-faq .faq-hero-text .section-lede {
  max-width: 620px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-muted);
  margin: 18px 0 0;
}

.page-faq .faq-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-faq .faq-hero .vertical-note {
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--color-muted);
  text-transform: uppercase;
  flex: 0 0 auto;
}

.page-faq .faq-layout {
  max-width: var(--container);
  margin: 0 auto;
  padding: 28px 20px 0;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.page-faq .faq-toc {
  border: 1px solid var(--color-line);
  background: rgba(18, 38, 74, 0.45);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 16px;
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-toc-label {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--color-orange);
  text-transform: uppercase;
  border-right: 1px solid var(--color-line);
  padding-right: 16px;
  white-space: nowrap;
}

.page-faq .faq-toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 4px;
}

.page-faq .faq-toc-list a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  font-size: 14px;
  color: var(--color-muted);
  text-decoration: none;
  white-space: nowrap;
  border: 1px solid transparent;
  transition: color 0.3s, border-color 0.3s, background 0.3s;
}

.page-faq .faq-toc-list a:hover {
  color: var(--color-neon);
  border-color: rgba(57, 255, 20, 0.35);
  background: rgba(57, 255, 20, 0.05);
}

.page-faq .faq-toc-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-orange);
}

.page-faq .faq-toc-extra {
  flex: 0 0 auto;
  display: flex;
  gap: 8px;
  margin-left: auto;
  padding-left: 14px;
  border-left: 1px solid var(--color-line);
}

.page-faq .faq-main {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 52px;
}

.page-faq .faq-section {
  scroll-margin-top: 96px;
  border-top: 1px solid var(--color-line);
  padding-top: 26px;
  transition: border-color 0.4s;
}

.page-faq .faq-section:target {
  border-top-color: var(--color-neon);
}

.page-faq .faq-section:target .faq-section-head {
  background: linear-gradient(90deg, rgba(57, 255, 20, 0.08), transparent 60%);
  margin: -8px -8px 14px;
  padding: 8px;
}

.page-faq .faq-section-head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 22px;
}

.page-faq .faq-section-num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-neon);
  line-height: 1.6;
  padding: 2px 10px;
  border: 1px solid rgba(57, 255, 20, 0.4);
  background: rgba(57, 255, 20, 0.05);
  flex: 0 0 auto;
}

.page-faq .faq-section-head h2 {
  font-family: var(--font-display);
  font-size: 26px;
  color: var(--color-ink);
  margin: 0;
  line-height: 1.25;
}

.page-faq .faq-section-head p {
  font-size: 14px;
  color: var(--color-muted);
  margin: 6px 0 0;
}

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

.page-faq .faq-item {
  border: 1px solid var(--color-line);
  background: linear-gradient(135deg, rgba(18, 38, 74, 0.75), rgba(18, 38, 74, 0.35));
  position: relative;
  transition: border-color 0.3s;
}

.page-faq .faq-item::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 2px;
  background: var(--color-neon);
  transform: scaleY(0);
  transition: transform 0.35s ease;
  z-index: 1;
}

.page-faq .faq-item[open] {
  border-color: rgba(57, 255, 20, 0.35);
}

.page-faq .faq-item[open]::before {
  transform: scaleY(1);
}

.page-faq .faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
}

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

.page-faq .faq-item-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-orange);
  background: rgba(255, 109, 0, 0.08);
  padding: 3px 8px;
  flex: 0 0 auto;
}

.page-faq .faq-q-wrap {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
  flex: 1;
}

.page-faq .faq-q {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-ink);
  line-height: 1.45;
}

.page-faq .mono-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.page-faq .faq-icon {
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
  position: relative;
}

.page-faq .faq-icon::before,
.page-faq .faq-icon::after {
  content: "";
  position: absolute;
  background: var(--color-muted);
  transition: transform 0.3s, background 0.3s;
}

.page-faq .faq-icon::before {
  width: 10px;
  height: 2px;
  top: 9px;
  left: 5px;
}

.page-faq .faq-icon::after {
  width: 2px;
  height: 10px;
  top: 5px;
  left: 9px;
}

.page-faq .faq-item[open] .faq-icon::before {
  transform: rotate(180deg);
  background: var(--color-neon);
}

.page-faq .faq-item[open] .faq-icon::after {
  transform: scaleY(0);
}

.page-faq .faq-a {
  padding: 0 18px 18px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--color-muted);
  border-top: 1px dashed rgba(30, 42, 74, 0.6);
}

.page-faq .faq-a p {
  margin: 12px 0 0;
}

.page-faq .faq-a a {
  color: var(--color-neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(57, 255, 20, 0.3);
  transition: border-color 0.3s;
}

.page-faq .faq-a a:hover {
  border-bottom-color: var(--color-neon);
}

.page-faq .faq-figure {
  margin: 0 0 22px;
  border: 1px solid var(--color-line);
  background: var(--color-panel);
}

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

.page-faq .faq-figure figcaption {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-muted);
  padding: 10px 14px;
  border-top: 1px solid var(--color-line);
  letter-spacing: 0.04em;
}

.page-faq .faq-figure--sync {
  max-width: 620px;
}

.page-faq .faq-privacy-grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-faq .faq-figure--security {
  max-width: 300px;
  margin: 0;
}

.page-faq .faq-support-bar {
  margin-top: 8px;
  padding: 24px;
  border: 1px solid var(--color-line);
  background: linear-gradient(135deg, rgba(255, 109, 0, 0.1), rgba(255, 109, 0, 0.02) 55%, transparent);
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: flex-start;
}

.page-faq .faq-support-kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-orange);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.page-faq .faq-support-bar p {
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.65;
  margin: 8px 0 0;
}

@media (max-width: 480px) {
  .page-faq .faq-hero .vertical-note {
    display: none;
  }
}

@media (min-width: 640px) {
  .page-faq .faq-support-bar {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }

  .page-faq .faq-support-bar p {
    margin-top: 6px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-layout {
    flex-direction: row;
    gap: 48px;
  }

  .page-faq .faq-toc {
    flex: 0 0 var(--faq-toc-width);
    position: sticky;
    top: calc(var(--header-h) + 24px);
    display: block;
    border: 0;
    background: none;
    padding: 0;
    overflow: visible;
    align-self: flex-start;
  }

  .page-faq .faq-toc-label {
    font-size: 12px;
    border-right: 0;
    padding-right: 0;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--color-line);
    margin-bottom: 18px;
    display: block;
  }

  .page-faq .faq-toc-list {
    flex-direction: column;
    gap: 0;
    margin-bottom: 22px;
  }

  .page-faq .faq-toc-list a {
    display: flex;
    width: 100%;
    padding: 11px 0 11px 12px;
    border: 0;
    border-left: 2px solid var(--color-line);
  }

  .page-faq .faq-toc-list a:hover {
    border-left-color: var(--color-neon);
    background: none;
  }

  .page-faq .faq-toc-extra {
    margin-left: 0;
    padding-left: 0;
    border-left: 0;
    border-top: 1px solid var(--color-line);
    padding-top: 18px;
    flex-direction: column;
    align-items: flex-start;
  }

  .page-faq .faq-main {
    flex: 1;
    min-width: 0;
  }

  .page-faq .faq-privacy-grid {
    flex-direction: row;
    align-items: flex-start;
  }

  .page-faq .faq-privacy-grid .faq-list {
    flex: 1;
    min-width: 0;
  }

  .page-faq .faq-figure--security {
    flex: 0 0 220px;
    margin: 4px 0 0;
  }
}