.page-faq {
  background: var(--ink);
  color: var(--bone);
  font-family: var(--sans);
  overflow-x: hidden;
}

.page-faq .faq-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0 8px;
  padding: 18px 0 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--fog);
}

.page-faq .faq-crumb a {
  color: var(--fog);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

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

.page-faq .faq-crumb .sep {
  color: var(--rule);
}

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

/* ---------- hero ---------- */

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

.page-faq .faq-hero__inner {
  display: grid;
  gap: 26px;
  padding: clamp(22px, 3.4vw, 40px) 0 clamp(30px, 4vw, 52px);
}

.page-faq .faq-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--lime);
}

.page-faq .faq-hero__eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--lime);
}

.page-faq .faq-hero__title {
  margin: 16px 0 0;
  font-size: clamp(28px, 5vw, 56px);
  line-height: 1.08;
  letter-spacing: -.02em;
  font-weight: 800;
  max-width: 15em;
}

.page-faq .faq-hero__lede {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--fog);
}

.page-faq .faq-hero__lede strong {
  color: var(--bone);
  font-weight: 600;
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  margin-top: 26px;
  border-top: 1px solid var(--rule);
}

.page-faq .faq-hero__meta span {
  position: relative;
  padding: 12px 22px 0 0;
  margin-right: 22px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--bone);
}

.page-faq .faq-hero__meta span + span::before {
  content: "";
  position: absolute;
  left: -12px;
  top: 15px;
  width: 1px;
  height: 11px;
  background: var(--rule);
}

.page-faq .faq-hero__media {
  margin: 0;
}

.page-faq .faq-hero__media img,
.page-faq .faq-cat__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--rule);
  background: var(--ink-2);
}

.page-faq .faq-hero__media img {
  aspect-ratio: 5 / 3;
}

/* ---------- .page-faq grid ---------- */

.page-faq .faq-body {
  padding: clamp(30px, 4vw, 52px) 0 clamp(38px, 5vw, 72px);
}

.page-faq .faq-body__grid {
  display: grid;
  gap: clamp(26px, 3.6vw, 44px);
}

.page-faq .faq-index {
  border-top: 1px solid var(--rule);
  padding-top: 18px;
}

.page-faq .faq-index__title {
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--fog);
}

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

.page-faq .faq-index__list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-left: -1px;
  padding: 10px 0 10px 15px;
  border-left: 2px solid transparent;
  color: var(--fog);
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
  transition: color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}

.page-faq .faq-index__list a:hover,
.page-faq .faq-index__list a:focus-visible {
  color: var(--bone);
  border-left-color: var(--lime);
  background: var(--ink-2);
  outline: none;
}

.page-faq .faq-index__no {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--lime-2);
}

.page-faq .faq-index__foot {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--rule);
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--fog);
}

/* ---------- categories ---------- */

.page-faq .faq-cat {
  scroll-margin-top: calc(var(--head-h) + 20px);
}

.page-faq .faq-cat + .faq-cat {
  margin-top: clamp(34px, 4.4vw, 58px);
  padding-top: clamp(28px, 3.6vw, 44px);
  border-top: 1px solid var(--rule);
}

.page-faq .faq-cat__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 14px;
  align-items: baseline;
}

.page-faq .faq-cat__idx {
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--lime);
}

.page-faq .faq-cat__head h2 {
  margin: 0;
  font-size: clamp(21px, 2.6vw, 30px);
  line-height: 1.22;
  letter-spacing: -.01em;
  font-weight: 800;
}

.page-faq .faq-cat__head p {
  grid-column: 2;
  margin: 8px 0 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.78;
  color: var(--fog);
}

.page-faq .faq-cat__media {
  margin: 22px 0 0;
}

.page-faq .faq-cat__media img {
  aspect-ratio: 3 / 2;
}

/* ---------- q & a ---------- */

.page-faq .faq-list {
  margin-top: 22px;
  border-top: 1px solid var(--rule);
}

.page-faq .qa {
  border-bottom: 1px solid var(--rule);
  border-left: 2px solid transparent;
  transition: border-color .22s var(--ease);
}

.page-faq .qa[open] {
  border-left-color: var(--lime);
}

.page-faq .qa > summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 6px 16px 15px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  line-height: 1.55;
  font-weight: 600;
  color: var(--bone);
  transition: color .2s var(--ease);
}

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

.page-faq .qa > summary::after {
  content: "";
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  margin-top: 8px;
  border-right: 1.5px solid var(--lime);
  border-bottom: 1.5px solid var(--lime);
  transform: rotate(45deg);
  transition: transform .22s var(--ease);
}

.page-faq .qa[open] > summary::after {
  transform: rotate(-135deg);
}

.page-faq .qa > summary:hover,
.page-faq .qa > summary:focus-visible {
  color: var(--lime);
  outline: none;
}

.page-faq .qa__a {
  padding: 0 6px 20px 15px;
  max-width: 38em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--fog);
}

.page-faq .qa__a a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid var(--rule);
  transition: border-color .2s var(--ease);
}

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

/* ---------- checklist ---------- */

.page-faq .qa--checklist > summary {
  color: var(--lime);
}

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

.page-faq .checklist li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 10px;
  padding: 10px 0;
  border-top: 1px solid var(--rule);
  font-size: 14px;
  line-height: 1.68;
  color: var(--fog);
  transition: color .2s var(--ease);
}

.page-faq .checklist li:hover {
  color: var(--bone);
}

.page-faq .checklist__no {
  font-size: 12px;
  color: var(--lime-2);
  padding-top: 2px;
}

/* ---------- metrics ---------- */

.page-faq .faq-cat--metrics {
  padding: clamp(20px, 3vw, 32px);
  border: 1px solid var(--rule);
  background: var(--ink-3);
}

.page-faq .faq-cat--metrics + .faq-cat {
  margin-top: clamp(34px, 4.4vw, 58px);
}

.page-faq .metric-grid {
  display: grid;
  gap: 1px;
  margin-top: 22px;
  border: 1px solid var(--rule);
  background: var(--rule);
}

.page-faq .metric {
  padding: 18px 18px 20px;
  background: var(--ink-2);
}

.page-faq .metric h3 {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--bone);
}

.page-faq .metric h3::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 8px;
  vertical-align: 1px;
  background: var(--orange);
}

.page-faq .metric p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--fog);
}

.page-faq .metric__diagram {
  display: block;
  width: 100%;
  max-width: 220px;
  height: auto;
  margin-top: 14px;
}

/* ---------- feedback ---------- */

.page-faq .faq-cat--feedback {
  margin-top: clamp(34px, 4.4vw, 58px);
  padding-top: clamp(28px, 3.6vw, 44px);
  border-top: 1px solid var(--orange);
}

.page-faq .fb-grid {
  display: grid;
  gap: 1px;
  margin-top: 22px;
  border: 1px solid var(--rule);
  background: var(--rule);
}

.page-faq .fb-cell {
  padding: 18px;
  background: var(--ink-2);
}

.page-faq .fb-cell__k {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--fog);
}

.page-faq .fb-cell__v {
  display: block;
  margin-top: 10px;
  font-family: var(--mono);
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1;
  color: var(--lime);
}

.page-faq .fb-cell__v small {
  margin-left: 5px;
  font-family: var(--sans);
  font-size: 13px;
  color: var(--bone);
}

.page-faq .fb-cell p {
  margin: 12px 0 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--fog);
}

.page-faq .fb-mail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--rule);
}

.page-faq .fb-mail__addr {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--bone);
  overflow-wrap: anywhere;
}

.page-faq .fb-mail__note {
  flex: 1 1 240px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--fog);
}

.page-faq .copy-btn {
  padding: 8px 16px;
  border: 1px solid var(--lime);
  border-radius: 0;
  background: transparent;
  color: var(--lime);
  font-family: var(--sans);
  font-size: 13px;
  line-height: 1.4;
  cursor: pointer;
  transition: background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}

.page-faq .copy-btn:hover,
.page-faq .copy-btn:focus-visible {
  background: var(--lime);
  color: var(--ink);
  outline: none;
}

.page-faq .copy-btn[data-copied] {
  border-color: var(--orange);
  background: transparent;
  color: var(--orange);
}

/* ---------- next ---------- */

.page-faq .faq-next {
  border-top: 1px solid var(--lime);
  background: var(--ink-2);
}

.page-faq .faq-next__inner {
  display: grid;
  gap: 22px;
  align-items: center;
  padding: clamp(28px, 4vw, 48px) 0;
}

.page-faq .faq-next h2 {
  margin: 0;
  font-size: clamp(20px, 2.6vw, 28px);
  line-height: 1.28;
  letter-spacing: -.01em;
  font-weight: 800;
}

.page-faq .faq-next p {
  margin: 10px 0 0;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.78;
  color: var(--fog);
}

.page-faq .faq-next__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq .faq-next__actions .btn {
  white-space: nowrap;
}

/* ---------- responsive ---------- */

@media (min-width: 640px) {
  .page-faq .checklist {
    grid-template-columns: 1fr 1fr;
    column-gap: 26px;
  }

  .page-faq .checklist li:nth-child(1),
  .page-faq .checklist li:nth-child(2) {
    border-top: 1px solid var(--rule);
  }

  .page-faq .fb-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-faq .metric-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 860px) {
  .page-faq .faq-next__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 40px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: 1.08fr .92fr;
    align-items: end;
    gap: 0;
  }

  .page-faq .faq-hero__text {
    padding-right: clamp(24px, 3.5vw, 52px);
  }

  .page-faq .faq-hero__media {
    border-left: 1px solid var(--rule);
    padding-left: clamp(24px, 3.5vw, 52px);
  }

  .page-faq .qa > summary {
    padding-right: 10px;
    padding-left: 18px;
    font-size: 17px;
  }

  .page-faq .qa__a {
    padding-left: 18px;
    font-size: 15.5px;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-body__grid {
    grid-template-columns: minmax(0, 218px) minmax(0, 1fr);
    gap: clamp(36px, 4vw, 68px);
  }

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

  .page-faq .fb-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-body__grid {
    grid-template-columns: minmax(0, 240px) minmax(0, 1fr);
  }

  .page-faq .faq-cat__head p {
    font-size: 15.5px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa > summary::after,
  .page-faq .qa,
  .page-faq .qa > summary,
  .page-faq .faq-index__list a,
  .page-faq .copy-btn {
    transition: none;
  }
}
<<<END>>>