.page-faq {
  --faq-line: rgba(234, 244, 238, 0.14);
  --faq-tint: rgba(198, 255, 61, 0.06);
  padding-bottom: 64px;
}

.page-faq .faq-hero {
  padding: 10px 0 36px;
}

.page-faq .breadcrumb {
  margin-bottom: 16px;
}

.page-faq .hero-frame {
  position: relative;
  overflow: hidden;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background:
    repeating-linear-gradient(90deg, rgba(234,244,238,0.05) 0 1px, transparent 1px 96px),
    linear-gradient(158deg, var(--moss-800) 0%, var(--ink-900) 42%, var(--ink-950) 100%);
  box-shadow: var(--shadow-hard);
  padding: clamp(20px, 4.5vw, 52px);
}

.page-faq .hero-frame::after {
  content: "";
  position: absolute;
  right: -70px;
  top: -60px;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(56, 232, 208, 0.18), transparent 68%);
  pointer-events: none;
}

.page-faq .hero-frame .coord {
  display: inline-block;
  margin-bottom: 14px;
  color: var(--lime-400);
  letter-spacing: 0.14em;
}

.page-faq h1 {
  font-family: var(--font-display);
  font-size: clamp(30px, 7.2vw, 60px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--paper-100);
  margin: 0 0 16px;
  max-width: 18em;
}

.page-faq .faq-lede {
  max-width: 46em;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(234, 244, 238, 0.78);
  margin: 0 0 22px;
}

.page-faq .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}

.page-faq .scene-index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(148px, 1fr));
  gap: 10px;
}

.page-faq .scene-card a {
  display: flex;
  flex-direction: column;
  gap: 4px;
  height: 100%;
  padding: 14px 14px 16px;
  border: 2px solid var(--faq-line);
  border-radius: 12px;
  background: rgba(7, 18, 15, 0.55);
  text-decoration: none;
  transition: border-color 180ms ease, transform 180ms ease;
}

.page-faq .scene-card a:hover,
.page-faq .scene-card a:focus-visible {
  border-color: var(--lime-400);
  transform: translateY(-3px);
}

.page-faq .scene-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--cyan-400);
}

.page-faq .scene-label {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--paper-100);
  letter-spacing: 0.02em;
}

.page-faq .scene-desc {
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
}

.page-faq .faq-body {
  display: grid;
  gap: 26px;
  align-items: start;
  padding-top: 12px;
}

.page-faq .faq-toc {
  border: 2px solid var(--faq-line);
  border-radius: var(--radius);
  background: var(--ink-900);
  padding: 14px 16px;
}

.page-faq .toc-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-faq .toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .toc-link {
  display: inline-block;
  white-space: nowrap;
  padding: 7px 12px;
  border: 1px solid var(--faq-line);
  border-radius: 999px;
  font-size: 13px;
  color: var(--paper-100);
  text-decoration: none;
  transition: color 160ms ease, border-color 160ms ease, background 160ms ease;
}

.page-faq .toc-link:hover,
.page-faq .toc-link:focus-visible {
  border-color: var(--lime-400);
  color: var(--lime-400);
  background: var(--faq-tint);
}

.page-faq .faq-sections {
  display: flex;
  flex-direction: column;
  gap: 44px;
  min-width: 0;
}

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

.page-faq .block-head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 12px;
  padding-bottom: 12px;
  margin-bottom: 16px;
  border-bottom: 2px solid var(--faq-line);
}

.page-faq .block-idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--lime-400);
  padding: 3px 8px;
  border: 1px solid rgba(198, 255, 61, 0.35);
  border-radius: 6px;
}

.page-faq .block-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 4.4vw, 32px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper-100);
}

.page-faq .block-intro {
  font-size: 16px;
  line-height: 1.8;
  color: rgba(234, 244, 238, 0.76);
  margin: 0 0 18px;
  max-width: 44em;
}

.page-faq .qlist {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-faq .qa {
  border: 2px solid var(--faq-line);
  border-radius: var(--radius);
  background: var(--ink-900);
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

.page-faq .qa[open] {
  border-color: rgba(198, 255, 61, 0.45);
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.4);
}

.page-faq .qa summary {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .qa summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--lime-400);
  flex: none;
}

.page-faq .qa[open] summary::after {
  content: "–";
}

.page-faq .q-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--cyan-400);
  padding-top: 4px;
}

.page-faq .q-text {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--paper-100);
}

.page-faq .a-body {
  padding: 0 16px 18px 16px;
  border-top: 1px dashed var(--faq-line);
  margin-top: 2px;
  padding-top: 14px;
}

.page-faq .a-body p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(234, 244, 238, 0.76);
}

.page-faq .a-body p:last-child {
  margin-bottom: 0;
}

.page-faq .a-body a {
  color: var(--cyan-400);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .a-body a:hover,
.page-faq .a-body a:focus-visible {
  color: var(--lime-400);
}

.page-faq .step-list,
.page-faq .check-list {
  margin: 0 0 10px;
  padding: 0;
  list-style: none;
  counter-reset: faqstep;
}

.page-faq .step-list li,
.page-faq .check-list li {
  position: relative;
  padding: 8px 12px 8px 34px;
  margin-bottom: 6px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper-100);
  background: rgba(22, 48, 42, 0.5);
  border-left: 2px solid var(--lime-400);
  border-radius: 0 8px 8px 0;
}

.page-faq .step-list li {
  counter-increment: faqstep;
}

.page-faq .step-list li::before {
  content: counter(faqstep);
  position: absolute;
  left: 10px;
  top: 9px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--lime-400);
}

.page-faq .check-list li::before {
  content: "▸";
  position: absolute;
  left: 12px;
  top: 8px;
  color: var(--orange-500);
  font-size: 13px;
}

.page-faq .copy-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 12px;
  padding: 10px 12px;
  border: 2px solid var(--faq-line);
  border-radius: 10px;
  background: rgba(7, 18, 15, 0.6);
}

.page-faq .copy-value {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--lime-400);
  word-break: break-all;
}

.page-faq .copy-row .copy-btn {
  margin-left: auto;
}

.page-faq .faq-fig {
  margin: 20px 0 0;
}

.page-faq .faq-fig img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(0.82) contrast(1.05);
}

.page-faq .faq-fig .media-caption {
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-faq .spec-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px;
  margin-bottom: 18px;
}

.page-faq .spec-card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px;
  border: 2px solid var(--faq-line);
  border-radius: 12px;
  background: linear-gradient(150deg, rgba(22, 48, 42, 0.65), rgba(12, 26, 22, 0.9));
  box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.35);
}

.page-faq .spec-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-faq .spec-value {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--paper-100);
  line-height: 1.25;
}

.page-faq .spec-note {
  font-size: 12px;
  line-height: 1.6;
  color: var(--violet-400);
}

.page-faq .support-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: 22px;
  padding: 16px;
  border: 2px solid rgba(198, 255, 61, 0.32);
  border-radius: var(--radius);
  background: linear-gradient(120deg, rgba(22, 48, 42, 0.85), rgba(7, 18, 15, 0.95));
  box-shadow: var(--shadow-hard);
}

.page-faq .support-item {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--faq-line);
}

.page-faq .support-item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-faq .support-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-faq .support-value {
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper-100);
  word-break: break-word;
}

.page-faq .support-note {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

@media (min-width: 720px) {
  .page-faq .faq-lede {
    font-size: 17px;
  }

  .page-faq .scene-index {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-faq .q-text {
    font-size: 17px;
  }

  .page-faq .a-body p,
  .page-faq .block-intro,
  .page-faq .step-list li,
  .page-faq .check-list li {
    font-size: 16px;
  }

  .page-faq .support-panel {
    grid-template-columns: 1fr 1fr;
    gap: 14px 24px;
  }

  .page-faq .support-item:nth-last-child(2) {
    border-bottom: 1px dashed var(--faq-line);
    padding-bottom: 8px;
  }

  .page-faq .support-item:last-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-body {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 36px;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: 100px;
  }

  .page-faq .toc-list {
    flex-direction: column;
    overflow-x: visible;
  }

  .page-faq .toc-link {
    display: block;
    white-space: normal;
    border-radius: 8px;
    border-color: transparent;
    padding: 8px 10px;
  }

  .page-faq .toc-link:hover,
  .page-faq .toc-link:focus-visible {
    border-color: var(--lime-400);
  }

  .page-faq .faq-fig {
    margin-top: 24px;
  }

  .page-faq .qa summary {
    padding: 18px 20px;
  }

  .page-faq .a-body {
    padding: 16px 20px 20px 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .scene-card a,
  .page-faq .qa,
  .page-faq .toc-link {
    transition: none;
  }

  .page-faq .scene-card a:hover,
  .page-faq .scene-card a:focus-visible {
    transform: none;
  }
}
<<<END>>>