.page-faq {
  --faq-toc: 232px;
  --faq-gap: 52px;
  padding-top: 6px;
  padding-bottom: 88px;
}

.page-faq .faq-hero {
  position: relative;
  padding: 26px 0 0;
  overflow: hidden;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto 40%;
  height: 340px;
  background: radial-gradient(60% 100% at 70% 0%, rgba(138, 92, 255, .26), transparent 70%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 180px;
  height: 100%;
  background: repeating-linear-gradient(115deg, rgba(34, 245, 230, .1) 0 1px, transparent 1px 14px);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .9), transparent 78%);
  pointer-events: none;
}

.page-faq .breadcrumb {
  position: relative;
  margin-bottom: 18px;
}

.page-faq .faq-hero__grid {
  position: relative;
  display: grid;
  gap: 26px;
  align-items: end;
  padding-bottom: 4px;
}

.page-faq .display-title {
  margin: 10px 0 14px;
  letter-spacing: .06em;
  line-height: 1.04;
}

.page-faq .lede {
  max-width: 62ch;
  margin: 0;
}

.page-faq .faq-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-hero__stats li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 10px;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: linear-gradient(165deg, rgba(13, 19, 40, .94), rgba(7, 11, 26, .7));
}

.page-faq .stat-num {
  font-family: var(--f-mono);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--neon);
  line-height: 1.1;
}

.page-faq .stat-label {
  font-size: 11.5px;
  line-height: 1.5;
  color: var(--steel);
}

.page-faq .faq-jump {
  position: relative;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 24px 0 22px;
  scrollbar-width: none;
}

.page-faq .faq-jump::-webkit-scrollbar {
  display: none;
}

.page-faq .faq-jump .pill {
  flex: 0 0 auto;
  text-decoration: none;
  white-space: nowrap;
}

.page-faq .faq-layout {
  display: grid;
  gap: 34px;
  padding-top: 30px;
}

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

.page-faq .faq-toc__title {
  margin: 0 0 12px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--glitch);
}

.page-faq .faq-toc__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-left: 1px solid var(--line-soft);
}

.page-faq .faq-toc__link {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 9px 10px 9px 14px;
  margin-left: -1px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--r-xs) var(--r-xs) 0;
  color: var(--steel);
  font-size: 13.5px;
  text-decoration: none;
  transition: color .25s ease, background .25s ease, border-color .25s ease;
}

.page-faq .faq-toc__link:hover,
.page-faq .faq-toc__link:focus-visible {
  color: var(--mist);
  background: rgba(34, 245, 230, .07);
  border-left-color: var(--neon);
}

.page-faq .faq-toc__no {
  font-family: var(--f-mono);
  font-size: 11.5px;
  color: var(--violet);
}

.page-faq .faq-toc__hint {
  margin: 16px 0 0;
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--steel);
}

.page-faq .faq-toc__hint a {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 245, 230, .4);
}

.page-faq .chapter {
  margin-bottom: 54px;
  scroll-margin-top: calc(var(--topbar-h) + 22px);
}

.page-faq .chapter:last-of-type {
  margin-bottom: 40px;
}

.page-faq .chapter__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 12px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .chapter__no {
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: .14em;
  color: var(--violet);
  flex: 0 0 auto;
}

.page-faq .chapter__title {
  margin: 0;
  font-size: clamp(21px, 4.4vw, 29px);
  font-weight: 700;
  letter-spacing: .04em;
  line-height: 1.32;
  color: var(--mist);
}

.page-faq .chapter__lead {
  max-width: 60ch;
  margin: 0 0 18px;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--steel);
}

.page-faq .qa {
  margin-bottom: 10px;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: linear-gradient(160deg, rgba(13, 19, 40, .94), rgba(7, 11, 26, .68));
  transition: border-color .3s ease, box-shadow .3s ease;
}

.page-faq .qa[open] {
  border-color: rgba(34, 245, 230, .4);
  box-shadow: 0 22px 46px -34px rgba(34, 245, 230, .7);
}

.page-faq .qa > summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px 16px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--mist);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .qa > summary::marker {
  content: "";
}

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

.page-faq .qa__no {
  flex: 0 0 auto;
  padding-top: 2px;
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--deep);
  transition: color .3s ease;
}

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

.page-faq .qa__q {
  flex: 1 1 auto;
}

.page-faq .qa__icon {
  position: relative;
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
  margin-top: 5px;
}

.page-faq .qa__icon::before,
.page-faq .qa__icon::after {
  content: "";
  position: absolute;
  border-radius: 2px;
  background: var(--neon);
  transition: transform .3s ease, opacity .3s ease;
}

.page-faq .qa__icon::before {
  top: 7px;
  left: 0;
  width: 16px;
  height: 2px;
}

.page-faq .qa__icon::after {
  top: 0;
  left: 7px;
  width: 2px;
  height: 16px;
}

.page-faq .qa[open] .qa__icon::after {
  transform: rotate(90deg);
  opacity: 0;
}

.page-faq .qa__a {
  margin: 0 16px 16px;
  padding-left: 14px;
  border-left: 2px solid rgba(34, 245, 230, .42);
  font-size: 14px;
  line-height: 1.95;
  color: var(--steel);
}

.page-faq .qa__a p {
  margin: 0 0 10px;
}

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

.page-faq .qa__a a {
  color: var(--neon);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-duo {
  display: grid;
  gap: 18px;
  margin-top: 22px;
}

.page-faq .faq-figure {
  margin: 22px 0 8px;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--panel);
}

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

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

.page-faq .faq-figure figcaption {
  padding: 10px 14px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--steel);
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-duo .faq-figure {
  margin: 0;
}

.page-faq .faq-duo__side {
  padding: 14px 16px 16px;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: rgba(13, 19, 40, .6);
}

.page-faq .faq-duo__note {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.85;
  color: var(--steel);
}

.page-faq .faq-duo__note a {
  color: var(--neon);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .stepmap,
.page-faq .curve-map svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-faq .stepmap .node {
  fill: rgba(34, 245, 230, .12);
  stroke: var(--neon);
  stroke-width: 1.5;
}

.page-faq .stepmap .node--goal {
  fill: rgba(255, 106, 61, .16);
  stroke: var(--magma);
}

.page-faq .stepmap .link {
  stroke: var(--deep);
  stroke-width: 1.5;
  stroke-dasharray: 4 4;
}

.page-faq .stepmap text {
  font-family: var(--f-mono);
  font-size: 11px;
  fill: var(--neon);
}

.page-faq .stepmap .label {
  font-family: var(--f-sans);
  font-size: 11px;
  fill: var(--steel);
}

.page-faq .curve-map {
  margin-top: 20px;
  padding: 16px;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: linear-gradient(150deg, rgba(11, 143, 138, .12), rgba(13, 19, 40, .74));
}

.page-faq .curve-map .grid-line {
  stroke: rgba(169, 184, 216, .2);
  stroke-width: 1;
}

.page-faq .curve-map .curve {
  fill: none;
  stroke-width: 2;
  stroke-linejoin: round;
  stroke-linecap: round;
}

.page-faq .curve-map .curve--base {
  stroke: var(--neon);
}

.page-faq .curve-map .curve--alt {
  stroke: var(--violet);
  stroke-dasharray: 5 4;
}

.page-faq .curve-map .mark {
  fill: var(--magma);
}

.page-faq .curve-map text {
  font-family: var(--f-mono);
  font-size: 10px;
  fill: var(--steel);
}

.page-faq .curve-map__note {
  margin: 10px 0 0;
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--steel);
}

.page-faq .faq-prompt {
  margin: 24px 0 0;
  font-size: 13.5px;
  color: var(--mist);
}

.page-faq .faq-template {
  margin: 12px 0 0;
  padding: 16px;
  border: 1px dashed rgba(34, 245, 230, .38);
  border-radius: var(--r-md);
  background: rgba(7, 11, 26, .82);
  font-family: var(--f-mono);
  font-size: 12px;
  line-height: 1.95;
  color: var(--mist);
  white-space: pre-wrap;
  overflow-x: auto;
}

.page-faq .faq-contact {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-contact li {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 12px 14px;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-sm);
  background: rgba(13, 19, 40, .72);
}

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

.page-faq .faq-contact__v {
  font-size: 14px;
  color: var(--mist);
  word-break: break-word;
}

.page-faq .faq-contact__v a {
  color: var(--neon);
  text-decoration: none;
}

.page-faq .faq-contact__v a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-contact__note {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.85;
  color: var(--steel);
}

.page-faq .faq-contact__note a {
  color: var(--neon);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-tail {
  padding: 24px 20px;
  border: 1px solid rgba(138, 92, 255, .34);
  border-radius: var(--r-lg);
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(138, 92, 255, .24), transparent 62%),
    linear-gradient(160deg, rgba(13, 19, 40, .96), rgba(7, 11, 26, .8));
}

.page-faq .faq-tail__title {
  margin: 0 0 8px;
  font-family: var(--f-serif);
  font-size: 18px;
  letter-spacing: .04em;
  color: var(--mist);
}

.page-faq .faq-tail__text {
  margin: 0 0 16px;
  max-width: 56ch;
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--steel);
}

.page-faq .faq-tail .cluster {
  flex-wrap: wrap;
}

.page-faq .faq-tail .btn {
  text-decoration: none;
}

@media (min-width: 620px) {
  .page-faq .faq-hero__stats li {
    padding: 14px 16px;
  }

  .page-faq .stat-num {
    font-size: 24px;
  }

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

  .page-faq .faq-duo {
    grid-template-columns: 200px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .qa > summary {
    padding: 17px 20px;
    font-size: 15.5px;
  }

  .page-faq .qa__a {
    margin: 0 20px 18px;
    padding-left: 16px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 48px;
  }

  .page-faq .faq-hero__stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-tail {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 28px;
    padding: 30px 32px;
  }

  .page-faq .faq-tail__title,
  .page-faq .faq-tail__text {
    grid-column: 1;
    margin-bottom: 6px;
  }

  .page-faq .faq-tail .cluster {
    grid-column: 2;
    grid-row: 1 / span 3;
    flex-wrap: nowrap;
  }
}

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

  .page-faq .faq-toc {
    display: block;
    position: sticky;
    top: calc(var(--topbar-h) + 28px);
    align-self: start;
  }

  .page-faq .faq-duo {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 22px;
  }

  .page-faq .faq-contact {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa__icon::before,
  .page-faq .qa__icon::after,
  .page-faq .qa,
  .page-faq .qa__no,
  .page-faq .faq-toc__link {
    transition: none;
  }
}
<<<END>>>