.page-faq {
  --faq-rail-w: 210px;
  --faq-gap: clamp(18px, 3vw, 40px);
  background: var(--ink);
  color: var(--chalk);
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-faq .faq-crumb {
  padding-top: clamp(14px, 2.4vw, 22px);
}

.page-faq .faq-hero {
  position: relative;
  margin-top: clamp(10px, 2vw, 18px);
  padding: clamp(26px, 5vw, 68px) 0 clamp(30px, 5vw, 60px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line-mid);
  background-image:
    repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 96px),
    linear-gradient(180deg, rgba(255, 107, 26, .07), transparent 58%);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.page-faq .faq-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-size: clamp(29px, 6vw, 58px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: .02em;
  color: var(--chalk);
}

.page-faq .faq-hero__lead {
  margin: clamp(16px, 2.4vw, 22px) 0 0;
  max-width: 48ch;
  color: var(--concrete);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.9;
}

.page-faq .faq-quick {
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-mid);
}

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

.page-faq .faq-quick__link {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 13px 2px;
  color: var(--chalk);
  font-size: 15px;
  line-height: 1.5;
  text-decoration: none;
  transition: color .2s var(--ease), padding-left .2s var(--ease);
}

.page-faq .faq-quick__link:hover,
.page-faq .faq-quick__link:focus-visible {
  color: var(--signal);
  padding-left: 8px;
}

.page-faq .faq-quick__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--lemon);
}

.page-faq .faq-quick__go {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--signal);
}

.page-faq .faq-hero__visual {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-mid);
  background: var(--ink-deep);
}

.page-faq .faq-hero__visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
  filter: saturate(.92) contrast(1.06);
}

.page-faq .faq-hero__cap {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 7px 12px;
  background: var(--signal);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
}

.page-faq .faq-body {
  display: grid;
  gap: var(--faq-gap);
  padding-top: clamp(28px, 4vw, 56px);
}

.page-faq .faq-rail {
  border-top: 1px solid var(--line-strong);
  padding-top: 12px;
}

.page-faq .faq-rail__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--mist);
}

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

.page-faq .faq-rail .rail__link {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 8px;
  align-items: baseline;
  padding: 9px 8px 9px 10px;
  border-left: 2px solid transparent;
  color: var(--concrete);
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
  transition: color .18s var(--ease), border-color .18s var(--ease), background .18s var(--ease);
}

.page-faq .faq-rail .rail__link:hover,
.page-faq .faq-rail .rail__link:focus-visible {
  color: var(--chalk);
  border-left-color: var(--line-strong);
}

.page-faq .faq-rail .rail__link.is-active,
.page-faq .faq-rail .rail__link[aria-current] {
  color: var(--lemon);
  border-left-color: var(--signal);
  background: rgba(255, 107, 26, .08);
}

.page-faq .faq-rail .rail__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-faq .faq-rail__meta {
  margin: 14px 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--moss);
}

.page-faq .faq-sec {
  scroll-margin-top: 92px;
  border-top: 1px solid var(--line-strong);
  padding-top: clamp(18px, 2.6vw, 28px);
}

.page-faq .faq-sec + .faq-sec {
  margin-top: clamp(34px, 5vw, 60px);
}

.page-faq .faq-sec__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(10px, 2vw, 20px);
  align-items: start;
  margin-bottom: clamp(10px, 1.6vw, 18px);
}

.page-faq .faq-sec__idx {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(24px, 3.6vw, 34px);
  line-height: 1;
  letter-spacing: .02em;
  color: var(--lemon);
}

.page-faq .faq-sec__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(20px, 3vw, 30px);
  font-weight: 800;
  letter-spacing: .04em;
  line-height: 1.25;
  color: var(--chalk);
}

.page-faq .faq-sec__lead {
  margin: 8px 0 0;
  max-width: 58ch;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.85;
}

.page-faq .faq-figure {
  margin: 18px 0 6px;
  border: 1px solid var(--line);
  background: var(--ink-deep);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(.9) contrast(1.05);
}

.page-faq .faq-figure figcaption {
  padding: 8px 12px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--mist);
}

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

.page-faq .faq-item__q {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr) 20px;
  gap: 10px;
  align-items: baseline;
  padding: 15px 2px;
  list-style: none;
  cursor: pointer;
  color: var(--chalk);
  font-size: clamp(14.5px, 1.7vw, 16.5px);
  font-weight: 600;
  line-height: 1.55;
  transition: color .18s var(--ease);
}

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

.page-faq .faq-item__q:hover {
  color: var(--signal);
}

.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}

.page-faq .faq-item__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--moss);
}

.page-faq .faq-item__q::after {
  content: "+";
  justify-self: end;
  font-family: var(--font-mono);
  font-size: 19px;
  line-height: 1;
  color: var(--signal);
}

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

.page-faq .faq-item[open] .faq-item__q::after {
  content: "–";
}

.page-faq .faq-item__a {
  padding: 0 2px 16px;
  color: var(--concrete);
  font-size: 14.5px;
  line-height: 1.9;
}

.page-faq .faq-item__a p {
  margin: 0 0 10px;
  max-width: 66ch;
}

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

.page-faq .faq-paths {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.page-faq .faq-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border: 1px solid var(--line-mid);
  color: var(--chalk);
  font-size: 12.5px;
  line-height: 1.5;
  text-decoration: none;
  transition: border-color .18s var(--ease), color .18s var(--ease), background .18s var(--ease);
}

.page-faq .faq-chip::after {
  content: "→";
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--signal);
}

.page-faq .faq-chip:hover,
.page-faq .faq-chip:focus-visible {
  border-color: var(--signal);
  color: var(--signal);
  background: rgba(255, 107, 26, .08);
}

.page-faq .faq-contact {
  margin-top: clamp(20px, 3vw, 30px);
  padding: clamp(16px, 3vw, 26px);
  border: 1px solid var(--line-mid);
  background-image: linear-gradient(180deg, rgba(255, 107, 26, .07), transparent 62%);
}

.page-faq .faq-contact__list {
  display: grid;
  gap: 14px;
}

.page-faq .faq-contact__row {
  display: grid;
  gap: 4px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
}

.page-faq .faq-contact__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--mist);
}

.page-faq .faq-contact__v {
  color: var(--chalk);
  font-size: 15px;
  line-height: 1.6;
  word-break: break-word;
}

.page-faq .faq-contact__note {
  margin: clamp(16px, 2.4vw, 22px) 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line-mid);
  color: var(--mist);
  font-size: 13.5px;
  line-height: 1.85;
}

@media (min-width: 640px) {
  .page-faq .faq-item__q {
    grid-template-columns: 34px minmax(0, 1fr) 22px;
    padding: 16px 2px;
  }

  .page-faq .faq-item__a {
    padding: 0 2px 18px 44px;
  }

  .page-faq .faq-contact__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 24px;
  }
}

@media (min-width: 860px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    gap: clamp(32px, 5vw, 72px);
  }

  .page-faq .faq-hero__visual {
    margin-top: 6px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-body {
    grid-template-columns: var(--faq-rail-w) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 64px);
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 88px;
    align-self: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-quick__link,
  .page-faq .faq-item__q,
  .page-faq .faq-chip,
  .page-faq .faq-rail .rail__link {
    transition: none;
  }
}
<<<END>>>