.page-faq {
  --faq-index-w: 232px;
  --faq-sticky-top: 104px;
}

/* ---------- hero ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(20px, 3vw, 34px) clamp(44px, 6vw, 84px);
}

.page-faq .faq-hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--line-on-dark) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-on-dark) 1px, transparent 1px);
  background-size: 72px 72px;
  opacity: 0.55;
  -webkit-mask-image: radial-gradient(125% 105% at 82% -6%, #000 0%, transparent 70%);
  mask-image: radial-gradient(125% 105% at 82% -6%, #000 0%, transparent 70%);
}

.page-faq .faq-hero > .container {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
  margin-top: clamp(30px, 4.5vw, 60px);
}

.page-faq .faq-hero__lead h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 5.4vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
  color: var(--text-on-dark);
  text-wrap: balance;
}

.page-faq .faq-hero__lead .lede {
  margin: 0;
  max-width: 42ch;
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.2vw, 1.0625rem);
  line-height: 1.8;
  color: var(--text-on-dark-soft);
}

.page-faq .faq-hero__side {
  border-left: 1px solid var(--line-on-dark);
  padding-left: clamp(16px, 2vw, 26px);
}

.page-faq .faq-hero__side-label {
  color: rgba(233, 239, 242, 0.6);
  margin: 0;
}

.page-faq .faq-hero__links {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .faq-hero__links a {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 11px 0 12px;
  border-bottom: 1px solid rgba(233, 239, 242, 0.14);
  color: var(--text-on-dark);
  text-decoration: none;
  font-size: var(--step-14);
  font-weight: 600;
  line-height: 1.4;
  transition: color 0.25s var(--ease), padding-left 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-faq .faq-hero__links a span {
  font-weight: 400;
  font-size: var(--step-12);
  color: rgba(233, 239, 242, 0.55);
  transition: color 0.25s var(--ease);
}

.page-faq .faq-hero__links a:hover,
.page-faq .faq-hero__links a:focus-visible {
  color: var(--c-cyan);
  padding-left: 8px;
  border-bottom-color: var(--c-cyan);
}

.page-faq .faq-hero__links a:hover span,
.page-faq .faq-hero__links a:focus-visible span {
  color: rgba(53, 224, 216, 0.75);
}

@media (min-width: 880px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: end;
  }
  .page-faq .faq-hero__side {
    margin-bottom: 8px;
  }
}

/* ---------- .page-faq grid ---------- */
.page-faq .faq-main {
  padding-block: clamp(40px, 6vw, 84px);
}

.page-faq .faq-body {
  display: grid;
  gap: clamp(28px, 3.4vw, 44px);
}

@media (min-width: 1000px) {
  .page-faq .faq-body {
    grid-template-columns: var(--faq-index-w) minmax(0, 1fr);
    gap: clamp(40px, 5vw, 76px);
    align-items: start;
  }
  .page-faq .faq-index {
    position: sticky;
    top: var(--faq-sticky-top);
  }
}

/* ---------- sticky index ---------- */
.page-faq .faq-index__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: var(--step-12);
  letter-spacing: 0.18em;
  color: var(--c-mist);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .faq-index__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  border-left: 2px solid transparent;
  color: var(--c-ink);
  text-decoration: none;
  font-size: var(--step-14);
  line-height: 1.4;
  white-space: nowrap;
  transition: background-color 0.22s var(--ease), border-color 0.22s var(--ease), color 0.22s var(--ease);
}

.page-faq .faq-index__num {
  font-size: var(--step-12);
  color: var(--c-mist);
  transition: color 0.22s var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  background-color: rgba(53, 224, 216, 0.13);
  border-left-color: var(--c-cyan);
}

.page-faq .faq-index__link:hover .faq-index__num,
.page-faq .faq-index__link:focus-visible .faq-index__num {
  color: var(--c-orange);
}

.page-faq .faq-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  font-family: var(--font-mono);
  font-size: var(--step-12);
  letter-spacing: 0.1em;
  color: var(--c-mist);
  text-decoration: none;
  transition: color 0.22s var(--ease);
}

.page-faq .faq-top__arrow {
  display: block;
  width: 1px;
  height: 22px;
  background: currentColor;
  position: relative;
}

.page-faq .faq-top__arrow::before {
  content: "";
  position: absolute;
  top: 0;
  left: -3px;
  width: 7px;
  height: 7px;
  border-top: 1px solid currentColor;
  border-left: 1px solid currentColor;
  transform: rotate(45deg);
}

.page-faq .faq-top:hover,
.page-faq .faq-top:focus-visible {
  color: var(--c-cyan);
}

@media (max-width: 999px) {
  .page-faq .faq-index__list {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 8px;
    padding-bottom: 6px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
  }
  .page-faq .faq-index__item {
    flex: 0 0 auto;
  }
  .page-faq .faq-index__link {
    border: 1px solid var(--line-on-light);
    border-radius: var(--radius);
    padding: 7px 12px;
  }
  .page-faq .faq-index__link:hover,
  .page-faq .faq-index__link:focus-visible {
    border-left-color: var(--c-cyan);
  }
  .page-faq .faq-top {
    display: none;
  }
}

/* ---------- section frames ---------- */
.page-faq .faq-sec {
  scroll-margin-top: var(--faq-sticky-top);
}

.page-faq .faq-sec + .faq-sec {
  margin-top: clamp(46px, 6vw, 82px);
  padding-top: clamp(38px, 5vw, 64px);
  border-top: 1px solid var(--line-on-light);
}

.page-faq .faq-sec__head {
  margin-bottom: clamp(20px, 2.6vw, 30px);
}

.page-faq .faq-sec__no {
  margin: 0 0 10px;
  font-size: var(--step-12);
  letter-spacing: 0.2em;
  color: var(--c-orange);
}

.page-faq .faq-sec__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.45rem, 2.7vw, 2.05rem);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--c-ink);
}

.page-faq .faq-sec__note {
  margin: 10px 0 0;
  max-width: 48ch;
  font-size: var(--step-14);
  line-height: 1.7;
  color: var(--c-mist);
}

.page-faq .faq-p {
  margin: 0 0 18px;
  max-width: 64ch;
  font-size: var(--step-16);
  line-height: 1.85;
  color: var(--c-ink);
}

.page-faq .faq-p--tight {
  margin-bottom: 12px;
}

/* ---------- accordion ---------- */
.page-faq .faq-list {
  border-top: 1px solid var(--line-on-light);
}

.page-faq .qa {
  border-bottom: 1px solid var(--line-on-light);
  border-left: 2px solid transparent;
  padding-left: 12px;
  transition: border-color 0.28s var(--ease), background-color 0.28s var(--ease);
}

.page-faq .qa[open] {
  border-left-color: var(--c-cyan);
  background-image: linear-gradient(90deg, rgba(53, 224, 216, 0.1), rgba(53, 224, 216, 0) 58%);
}

.page-faq .qa__q {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  font-size: var(--step-16);
  font-weight: 600;
  line-height: 1.55;
  color: var(--c-ink);
  transition: color 0.22s var(--ease);
}

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

.page-faq .qa__q::marker {
  content: "";
}

.page-faq .qa__q:hover,
.page-faq .qa__q:focus-visible {
  color: var(--c-deep-soft);
}

.page-faq .qa__no {
  flex: 0 0 auto;
  padding-top: 4px;
  font-size: var(--step-12);
  letter-spacing: 0.08em;
  color: var(--c-mist);
  transition: color 0.22s var(--ease);
}

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

.page-faq .qa__text {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .qa__mark {
  flex: 0 0 auto;
  position: relative;
  width: 14px;
  height: 14px;
  margin-top: 7px;
  margin-left: 8px;
}

.page-faq .qa__mark::before,
.page-faq .qa__mark::after {
  content: "";
  position: absolute;
  background: var(--c-mist);
  transition: transform 0.26s var(--ease), background-color 0.26s var(--ease);
}

.page-faq .qa__mark::before {
  top: 6px;
  left: 0;
  width: 14px;
  height: 1.5px;
}

.page-faq .qa__mark::after {
  top: 0;
  left: 6px;
  width: 1.5px;
  height: 14px;
}

.page-faq .qa[open] .qa__mark::before {
  background: var(--c-cyan);
}

.page-faq .qa[open] .qa__mark::after {
  transform: scaleY(0);
  background: var(--c-cyan);
}

.page-faq .qa__a {
  padding: 0 0 20px 30px;
  font-size: var(--step-14);
  line-height: 1.85;
  color: var(--c-slate);
}

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

@media (max-width: 560px) {
  .page-faq .qa {
    padding-left: 8px;
  }
  .page-faq .qa__a {
    padding-left: 26px;
  }
}

/* ---------- steps ---------- */
.page-faq .faq-steps {
  list-style: none;
  counter-reset: faqstep;
  margin: 20px 0 22px;
  padding: 0;
  border: 1px solid var(--line-ghost);
  background: rgba(11, 34, 51, 0.028);
}

.page-faq .faq-steps li {
  counter-increment: faqstep;
  position: relative;
  padding: 14px 18px 14px 54px;
  font-size: var(--step-14);
  line-height: 1.75;
  color: var(--c-ink);
}

.page-faq .faq-steps li + li {
  border-top: 1px solid var(--line-ghost);
}

.page-faq .faq-steps li::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 18px;
  top: 15px;
  font-family: var(--font-mono);
  font-size: var(--step-12);
  letter-spacing: 0.06em;
  color: var(--c-cyan);
}

/* ---------- bullet notes ---------- */
.page-faq .faq-notes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .faq-notes li {
  position: relative;
  padding-left: 20px;
  max-width: 66ch;
  font-size: var(--step-14);
  line-height: 1.78;
  color: var(--c-slate);
}

.page-faq .faq-notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 10px;
  height: 1.5px;
  background: var(--c-clay);
}

/* ---------- definition rows ---------- */
.page-faq .faq-lines {
  margin: 0 0 22px;
  border-top: 1px solid var(--line-on-light);
}

.page-faq .faq-lines__row {
  display: grid;
  gap: 6px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-on-light);
}

.page-faq .faq-lines__row dt {
  font-family: var(--font-mono);
  font-size: var(--step-12);
  letter-spacing: 0.12em;
  color: var(--c-cyan);
  text-transform: uppercase;
}

.page-faq .faq-lines__row dd {
  margin: 0;
  max-width: 60ch;
  font-size: var(--step-14);
  line-height: 1.78;
  color: var(--c-ink);
}

@media (min-width: 720px) {
  .page-faq .faq-lines__row {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

/* ---------- callout ---------- */
.page-faq .faq-callout {
  margin-top: 26px;
  padding: 18px 20px 20px;
  border-left: 3px solid var(--c-cyan);
  background: rgba(53, 224, 216, 0.08);
}

.page-faq .faq-callout--clay {
  border-left-color: var(--c-clay);
  background: rgba(180, 99, 63, 0.07);
}

.page-faq .faq-callout__title {
  margin: 0 0 8px;
  font-family: var(--font-editorial);
  font-size: var(--step-16);
  font-weight: 600;
  color: var(--c-deep);
}

.page-faq .faq-callout p {
  margin: 0;
  max-width: 62ch;
  font-size: var(--step-14);
  line-height: 1.8;
  color: var(--c-slate);
}

/* ---------- asset cards ---------- */
.page-faq .faq-cards {
  display: grid;
  gap: 1px;
  margin: 24px 0 26px;
  background: var(--line-on-light);
  border: 1px solid var(--line-on-light);
}

@media (min-width: 700px) {
  .page-faq .faq-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-faq .faq-card {
  background: var(--c-pearl);
  padding: clamp(16px, 2vw, 22px);
  transition: background-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.page-faq .faq-card:hover {
  background: #fbfdfd;
  box-shadow: inset 0 0 0 1px rgba(53, 224, 216, 0.32);
}

.page-faq .faq-card__tag {
  display: inline-block;
  margin: 0 0 10px;
}

.page-faq .faq-card p:last-child {
  margin: 0;
  font-size: var(--step-14);
  line-height: 1.78;
  color: var(--c-slate);
}

/* ---------- clarity blocks ---------- */
.page-faq .faq-blocks {
  display: grid;
  gap: clamp(22px, 3vw, 34px);
}

@media (min-width: 860px) {
  .page-faq .faq-blocks {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }
  .page-faq .faq-block:nth-child(2) {
    margin-top: 34px;
  }
  .page-faq .faq-block:nth-child(3) {
    margin-top: 68px;
  }
}

.page-faq .faq-block {
  border-top: 1px solid var(--line-on-light);
  padding-top: 16px;
}

.page-faq .faq-block__no {
  margin: 0 0 8px;
  font-size: var(--step-12);
  letter-spacing: 0.2em;
  color: var(--c-moss);
}

.page-faq .faq-block__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-20);
  line-height: 1.3;
  letter-spacing: -0.005em;
  color: var(--c-ink);
}

.page-faq .faq-block p {
  margin: 0;
  font-size: var(--step-14);
  line-height: 1.8;
  color: var(--c-slate);
}

/* ---------- support panel ---------- */
.page-faq .faq-support {
  background: var(--c-deep);
  border: 1px solid rgba(53, 224, 216, 0.26);
  padding: clamp(22px, 3vw, 36px);
  display: grid;
  gap: clamp(20px, 2.6vw, 30px);
}

@media (min-width: 800px) {
  .page-faq .faq-support {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }
}

.page-faq .faq-support__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
}

.page-faq .faq-support__list li {
  display: grid;
  gap: 4px;
  padding: 11px 0;
  border-bottom: 1px solid rgba(233, 239, 242, 0.14);
}

.page-faq .faq-support__key {
  font-family: var(--font-mono);
  font-size: var(--step-12);
  letter-spacing: 0.14em;
  color: rgba(233, 239, 242, 0.6);
}

.page-faq .faq-support__val {
  font-size: var(--step-16);
  font-weight: 600;
  line-height: 1.5;
  color: var(--c-cyan);
  word-break: break-word;
}

.page-faq .faq-support__note {
  margin: 0;
  max-width: 52ch;
  font-size: var(--step-14);
  line-height: 1.85;
  color: var(--text-on-dark-soft);
  border-left: 1px solid var(--line-on-dark);
  padding-left: 16px;
}

/* ---------- figures ---------- */
.page-faq .faq-shot {
  margin: 26px 0;
  border: 1px solid var(--line-on-light);
  background: var(--c-deep);
  overflow: hidden;
  aspect-ratio: auto;
}

.page-faq .faq-shot img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

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

.page-faq .faq-shot__caption {
  display: block;
  padding: 10px 14px 12px;
  font-family: var(--font-mono);
  font-size: var(--step-12);
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: rgba(233, 239, 242, 0.66);
  background: var(--c-deep);
}

@media (max-width: 560px) {
  .page-faq .faq-sec + .faq-sec {
    margin-top: 40px;
    padding-top: 34px;
  }
  .page-faq .faq-steps li {
    padding: 13px 14px 13px 46px;
  }
  .page-faq .faq-steps li::before {
    left: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa__mark::before,
  .page-faq .qa__mark::after,
  .page-faq .faq-index__link,
  .page-faq .faq-hero__links a,
  .page-faq .faq-card {
    transition: none;
  }
}