.page-faq {
  --faq-line: 1px solid var(--line-faint);
  color: var(--paper);
  font-family: var(--font-sans);
  background-color: var(--ink-900);
  background-image:
    radial-gradient(130% 60% at 88% 0%, rgba(53, 242, 223, 0.09), transparent 62%),
    linear-gradient(180deg, var(--ink-800) 0, rgba(7, 20, 38, 0) 480px);
  background-repeat: no-repeat;
}

.page-faq .faq-shell {
  padding-top: 18px;
  padding-bottom: 68px;
}

.page-faq .breadcrumb ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0 0 20px;
  padding: 0;
  font-size: 13px;
  color: var(--mist);
}

.page-faq .breadcrumb li + li::before {
  content: "/";
  margin-right: 6px;
  color: var(--line-blue);
}

.page-faq .breadcrumb a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.page-faq .breadcrumb a:hover,
.page-faq .breadcrumb a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-faq .breadcrumb [aria-current="page"] {
  color: var(--paper);
}

/* ---------- hero ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: 26px;
  padding: 6px 0 34px;
  border-bottom: var(--faq-line);
}

.page-faq .eyebrow {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
  font-family: var(--font-mono);
}

.page-faq h1 {
  margin: 12px 0 16px;
  font-size: clamp(30px, 6.4vw, 52px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-faq .faq-hero__text {
  margin: 0;
  max-width: 46em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-hero__facts {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin: 20px 0 0;
  padding: 14px 0 0;
  border-top: var(--faq-line);
  font-size: 14px;
  color: var(--mist);
}

.page-faq .faq-hero__facts .mono {
  font-family: var(--font-mono);
  color: var(--amber);
  margin-right: 6px;
}

.page-faq .faq-hero__panel {
  padding: 18px 18px 20px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: linear-gradient(158deg, var(--teal-deep) 0%, var(--ink-800) 58%, var(--ink-700) 100%);
  box-shadow: var(--shadow-1);
}

.page-faq .faq-panel__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--paper);
}

.page-faq .faq-panel__title .mono {
  color: var(--cyan);
  margin-right: 8px;
}

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

.page-faq .faq-jump a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 9px 10px;
  border-left: 2px solid var(--line-soft);
  color: var(--paper);
  font-size: 15px;
  text-decoration: none;
  transition: border-color 0.16s var(--ease), background-color 0.16s var(--ease), transform 0.16s var(--ease);
}

.page-faq .faq-jump a .mono {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  border-left-color: var(--cyan);
  background: var(--cyan-soft);
  transform: translateX(2px);
}

.page-faq .faq-jump a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-faq .faq-copy {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px dashed var(--line-soft);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
}

.page-faq .faq-copy__label {
  margin: 0;
  font-size: 13px;
  color: var(--mist);
}

.page-faq .faq-copy .copy-btn {
  appearance: none;
  cursor: pointer;
  padding: 8px 14px;
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--ink-900);
  background: var(--cyan);
  border: 1px solid var(--cyan);
  border-radius: var(--radius);
  transition: background-color 0.16s var(--ease), color 0.16s var(--ease);
}

.page-faq .faq-copy .copy-btn:hover {
  background: var(--paper);
  border-color: var(--paper);
}

.page-faq .faq-copy .copy-btn:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-faq .copy-status {
  font-size: 12px;
  font-family: var(--font-mono);
  color: var(--orange);
}

/* ---------- .page-faq layout ---------- */
.page-faq .faq-body {
  padding-top: 26px;
}

.page-faq .faq-toc__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-faq .faq-toc__title .mono {
  color: var(--cyan);
  margin-right: 8px;
}

.page-faq .faq-toc ol {
  list-style: none;
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 10px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-toc li {
  flex: 0 0 auto;
}

.page-faq .faq-toc a {
  display: inline-flex;
  gap: 7px;
  align-items: baseline;
  padding: 8px 12px;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  color: var(--mist);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease), background-color 0.16s var(--ease);
}

.page-faq .faq-toc a .mono {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--line-blue);
}

.page-faq .faq-toc a:hover,
.page-faq .faq-toc a:focus-visible {
  color: var(--paper);
  border-color: var(--cyan);
  background: var(--cyan-soft);
}

.page-faq .faq-toc a:hover .mono,
.page-faq .faq-toc a:focus-visible .mono {
  color: var(--cyan);
}

.page-faq .faq-toc__meta {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: var(--faq-line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- sections ---------- */
.page-faq .faq-sec {
  padding: 26px 0 10px;
  border-top: var(--faq-line);
}

.page-faq .faq-sec:first-child {
  border-top: 0;
  padding-top: 4px;
}

.page-faq .faq-sec__head {
  display: flex;
  gap: 12px;
  align-items: baseline;
}

.page-faq .faq-num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--ink-900);
  background: var(--cyan);
  padding: 3px 7px;
  border-radius: 2px;
}

.page-faq .faq-sec h2 {
  margin: 0;
  font-size: clamp(21px, 3.4vw, 28px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-sec__lead {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--mist);
}

.page-faq .faq-sec__lead a {
  color: var(--cyan);
}

/* steps */
.page-faq .step-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-faq .step {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 12px;
  padding: 0 0 16px;
  margin-bottom: 16px;
  border-bottom: 1px dashed var(--line-faint);
}

.page-faq .step:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: 0;
}

.page-faq .step__no {
  font-family: var(--font-mono);
  font-size: 22px;
  line-height: 1;
  color: var(--cyan);
}

.page-faq .step h3 {
  margin: 0 0 5px;
  font-size: 17px;
  font-weight: 600;
  color: var(--paper);
}

.page-faq .step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

/* filters */
.page-faq .filter-layers {
  margin-top: 20px;
  display: grid;
  gap: 8px;
}

.page-faq .filter-layer {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 12px 14px;
  background: var(--ink-800);
  border-left: 2px solid var(--line-soft);
  transition: border-color 0.16s var(--ease), background-color 0.16s var(--ease);
}

.page-faq .filter-layer:hover {
  border-left-color: var(--cyan);
  background: var(--ink-700);
}

.page-faq .filter-layer .mono {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-faq .filter-layer p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-faq .filter-layer strong {
  color: var(--paper);
  font-weight: 600;
}

/* split block */
.page-faq .faq-split {
  display: grid;
  gap: 20px;
  margin-top: 4px;
}

.page-faq .faq-tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
}

.page-faq .tag {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  border: 1px solid var(--line-soft);
  border-radius: 2px;
  padding: 4px 10px;
  background: rgba(7, 20, 38, 0.6);
}

/* tips grid */
.page-faq .faq-grid {
  margin-top: 20px;
  display: grid;
  gap: 12px;
}

.page-faq .faq-tip {
  padding: 14px 16px;
  border: 1px solid var(--line-faint);
  border-top-color: var(--line-soft);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(18, 48, 79, 0.55), rgba(7, 20, 38, 0.4));
}

.page-faq .faq-tip__k {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--orange);
}

.page-faq .faq-tip h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 600;
  color: var(--paper);
}

.page-faq .faq-tip p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

/* figures */
.page-faq .faq-fig {
  margin: 22px 0 6px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-800);
}

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

.page-faq .faq-fig .media-frame__caption {
  margin: 0;
  padding: 10px 12px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--mist);
  border-top: var(--faq-line);
  background: rgba(7, 20, 38, 0.55);
}

.page-faq .faq-fig--side {
  margin: 4px 0 0;
}

/* Q&A */
.page-faq .qa {
  margin-top: 18px;
}

.page-faq details {
  border-bottom: 1px solid var(--line-faint);
}

.page-faq details:first-child {
  border-top: 1px solid var(--line-faint);
}

.page-faq summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 14px;
  padding: 13px 2px;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--paper);
  transition: color 0.16s var(--ease);
}

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

.page-faq summary::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1;
  color: var(--cyan);
}

.page-faq summary:hover {
  color: var(--cyan);
}

.page-faq summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-faq details[open] summary::after {
  content: "−";
  color: var(--orange);
}

.page-faq details p {
  margin: 0 0 14px;
  padding-right: 20px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-faq details p a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-soft);
}

.page-faq details p a:hover,
.page-faq details p a:focus-visible {
  border-bottom-color: var(--cyan);
}

/* CTA */
.page-faq .faq-cta {
  margin-top: 34px;
  padding: 22px 20px;
  display: grid;
  gap: 18px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: linear-gradient(118deg, var(--ink-700) 0%, var(--teal-deep) 100%);
  box-shadow: var(--shadow-1);
}

.page-faq .faq-cta__k {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.page-faq .faq-cta h2 {
  margin: 0 0 8px;
  font-size: 22px;
  font-weight: 700;
  color: var(--paper);
}

.page-faq .faq-cta p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-faq .faq-cta .btn {
  display: inline-block;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: background-color 0.16s var(--ease), color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.page-faq .faq-cta .btn-primary {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--ink-900);
}

.page-faq .faq-cta .btn-primary:hover {
  background: var(--amber);
  border-color: var(--amber);
}

.page-faq .faq-cta .btn-ghost {
  color: var(--paper);
  border-color: var(--line-blue);
}

.page-faq .faq-cta .btn-ghost:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.page-faq .faq-cta .btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- responsive ---------- */
@media (min-width: 720px) {
  .page-faq .faq-shell {
    padding-top: 22px;
    padding-bottom: 84px;
  }

  .page-faq .faq-hero {
    gap: 30px;
    padding-bottom: 42px;
  }

  .page-faq .faq-hero__panel {
    padding: 22px;
  }

  .page-faq .filter-layer {
    grid-template-columns: 76px minmax(0, 1fr);
    gap: 14px;
    align-items: baseline;
  }

  .page-faq .faq-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .page-faq .faq-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 26px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 52px;
    align-items: start;
  }

  .page-faq .faq-body {
    display: grid;
    grid-template-columns: 244px minmax(0, 1fr);
    gap: 56px;
    padding-top: 42px;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    align-self: start;
  }

  .page-faq .faq-toc ol {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-toc a {
    display: flex;
    width: 100%;
    padding: 9px 10px;
    border: 0;
    border-left: 2px solid var(--line-soft);
    border-radius: 0;
    font-size: 14px;
    white-space: normal;
    line-height: 1.5;
  }

  .page-faq .faq-toc a:hover,
  .page-faq .faq-toc a:focus-visible {
    border-left-color: var(--cyan);
  }

  .page-faq .faq-sec {
    padding-top: 32px;
  }

  .page-faq .faq-sec:first-child {
    padding-top: 0;
  }

  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.82fr);
    gap: 30px;
    align-items: start;
  }

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

  .page-faq .faq-fig--side {
    margin-top: 0;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-body {
    grid-template-columns: 268px minmax(0, 1fr);
    gap: 68px;
  }

  .page-faq .faq-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-sec__lead {
    font-size: 16.5px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-jump a,
  .page-faq .faq-toc a,
  .page-faq .copy-btn,
  .page-faq summary,
  .page-faq .filter-layer {
    transition: none;
  }

  .page-faq .faq-jump a:hover {
    transform: none;
  }
}
<<<END>>>