.page-faq {
  --faq-max: 1320px;
}

.page-faq .page-container {
  max-width: var(--faq-max);
  margin-inline: auto;
  padding: 32px 20px 96px;
}

.page-faq .breadcrumb {
  margin-bottom: 28px;
}

.page-faq .faq-hero {
  position: relative;
  display: grid;
  gap: 24px;
  margin-bottom: 48px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background:
    radial-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(135deg, rgba(0, 191, 255, 0.1), rgba(10, 14, 23, 0.25) 55%);
  background-size: 26px 26px, cover;
}

.page-faq .faq-hero-copy {
  max-width: 720px;
}

.page-faq .faq-hero h1 {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-faq .faq-hero-lead {
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.75;
}

.page-faq .faq-hero-art {
  overflow: hidden;
  border-radius: 12px;
}

.page-faq .faq-hero-art img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.88;
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-faq .faq-anchor {
  display: none;
}

.page-faq .faq-main {
  min-width: 0;
  display: grid;
  gap: 48px;
}

.page-faq .faq-section {
  scroll-margin-top: 96px;
}

.page-faq .faq-section-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 20px;
}

.page-faq .faq-index {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--neon);
}

.page-faq .faq-section-head h2 {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(1.3rem, 2.5vw, 1.7rem);
  color: var(--ink);
}

.page-faq .faq-accordion {
  display: grid;
  gap: 12px;
}

.page-faq .faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(17, 24, 39, 0.66);
  transition: border-color 0.25s ease, background 0.25s ease;
}

.page-faq .faq-item[open] {
  border-color: rgba(57, 255, 136, 0.45);
  background: linear-gradient(120deg, rgba(57, 255, 136, 0.04), rgba(0, 191, 255, 0.04) 70%), var(--surface);
}

.page-faq .faq-item summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 18px 18px 14px;
  list-style: none;
  cursor: pointer;
  user-select: none;
  font-family: var(--font-head);
  font-weight: 600;
  color: var(--ink);
}

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

.page-faq .faq-item[open] summary {
  color: var(--neon);
}

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

.page-faq .faq-item summary:hover {
  background: rgba(255, 255, 255, 0.03);
}

.page-faq .faq-num {
  flex: 0 0 auto;
  margin-top: 0.25em;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--electric);
}

.page-faq .faq-q {
  flex: 1;
}

.page-faq .faq-chevron {
  flex: 0 0 auto;
  align-self: center;
  width: 18px;
  height: 18px;
  fill: none;
  stroke: var(--muted);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.3s ease, stroke 0.3s ease;
}

.page-faq .faq-item[open] .faq-chevron {
  stroke: var(--neon);
  transform: rotate(180deg);
}

.page-faq .faq-body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.35s ease;
}

.page-faq .faq-item[open] .faq-body {
  grid-template-rows: 1fr;
}

.page-faq .faq-body-inner {
  overflow: hidden;
  min-height: 0;
}

.page-faq .faq-body-inner p {
  margin: 0;
  padding: 0 18px 18px 44px;
  max-width: 68ch;
  color: var(--muted);
  font-size: 0.9375rem;
  line-height: 1.75;
}

.page-faq .faq-body-inner p:first-child {
  padding-top: 0;
}

.page-faq .faq-body-inner .faq-steps {
  margin: 0 0 18px;
  padding: 0 18px 0 44px;
  list-style: none;
  display: grid;
  gap: 12px;
  counter-reset: faqstep;
}

.page-faq .faq-steps li {
  display: flex;
  align-items: center;
  gap: 12px;
  counter-increment: faqstep;
  color: var(--muted);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.page-faq .faq-steps li::before {
  content: counter(faqstep, decimal-leading-zero);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 28px;
  height: 28px;
  border-radius: 6px;
  background: var(--neon);
  color: var(--bg);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
}

.page-faq .faq-tablet-grid {
  display: grid;
  gap: 24px;
  align-items: start;
}

.page-faq .compat-card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background:
    radial-gradient(rgba(0, 229, 255, 0.06) 1px, transparent 1px),
    var(--surface);
  background-size: 22px 22px, cover;
}

.page-faq .compat-media {
  overflow: hidden;
  margin-bottom: 18px;
  border-radius: 10px;
}

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

.page-faq .compat-card h3 {
  margin: 0 0 12px;
  font-family: var(--font-head);
  font-size: 1.15rem;
  color: var(--ink);
}

.page-faq .compat-list {
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
}

.page-faq .compat-list li {
  display: flex;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9375rem;
}

.page-faq .compat-list li:last-child {
  border-bottom: 0;
}

.page-faq .compat-tag {
  flex: 0 0 4.5em;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--cyan);
}

.page-faq .compat-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.875rem;
  line-height: 1.7;
}

.page-faq .faq-help {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 56px;
  padding: 28px;
  border: 1px dashed var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.02);
}

.page-faq .faq-help h2 {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: 1.25rem;
  color: var(--ink);
}

.page-faq .faq-help p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

@media (min-width: 640px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.4fr) minmax(220px, 0.8fr);
    align-items: stretch;
  }

  .page-faq .faq-hero-art img {
    height: 100%;
  }

  .page-faq .faq-tablet-grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(260px, 0.9fr);
  }
}

@media (min-width: 960px) {
  .page-faq .faq-layout {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-faq .faq-anchor {
    display: block;
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }

  .page-faq .faq-anchor-inner {
    border-left: 1px solid var(--line);
    padding-left: 20px;
  }

  .page-faq .faq-anchor-title {
    margin: 0 0 16px;
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    color: var(--muted);
  }

  .page-faq .faq-anchor ul {
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 4px;
  }

  .page-faq .faq-anchor a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 0;
    color: var(--muted);
    font-size: 0.9375rem;
    text-decoration: none;
    transition: color 0.2s ease, padding-left 0.2s ease;
  }

  .page-faq .faq-anchor a span:last-child {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--electric);
  }

  .page-faq .faq-anchor a:hover,
  .page-faq .faq-anchor a:focus-visible {
    color: var(--neon);
    padding-left: 6px;
  }

  .page-faq .faq-main {
    gap: 56px;
  }
}