.page-faq {
  background: var(--paper);
  color: var(--on-light);
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: 1.85;
}

.page-faq h1,
.page-faq h2 {
  margin: 0;
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.page-faq p {
  margin: 0;
}

.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--on-dark);
  padding: clamp(1.5rem, 4vw, 2.5rem) 0 clamp(2.75rem, 7vw, 5rem);
}

.page-faq .faq-hero::before {
  content: "340";
  position: absolute;
  right: -0.05em;
  bottom: -0.2em;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(8rem, 26vw, 19rem);
  line-height: 0.78;
  letter-spacing: -0.05em;
  color: rgba(192, 138, 46, 0.14);
  pointer-events: none;
  user-select: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--copper) 0%, rgba(192, 138, 46, 0) 68%);
}

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

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  margin-top: clamp(2rem, 5vw, 3.5rem);
}

.page-faq .faq-hero h1 {
  margin-top: 0.5rem;
  font-size: var(--fs-hero);
  color: var(--on-dark);
  word-break: break-word;
}

.page-faq .faq-hero__text {
  margin-top: 1.25rem;
  max-width: 46ch;
  font-size: var(--fs-body);
  color: var(--on-dark-dim);
}

.page-faq .faq-hero__facts {
  list-style: none;
  margin: 0;
  padding: 1.25rem 0 0;
  border-top: 1px solid rgba(192, 138, 46, 0.55);
  display: grid;
  gap: 0.875rem;
}

.page-faq .faq-hero__facts li {
  display: grid;
  grid-template-columns: 4.75rem minmax(0, 1fr);
  gap: 0.875rem;
  align-items: baseline;
}

.page-faq .faq-fact__num {
  font-family: var(--font-mono);
  font-size: 1.375rem;
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: var(--copper-light);
}

.page-faq .faq-fact__label {
  font-size: var(--fs-sm);
  line-height: 1.5;
  color: var(--on-dark-dim);
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 0.8fr);
    align-items: end;
  }
}

.page-faq .faq-cats {
  background: var(--paper);
  padding: clamp(2.5rem, 6vw, 5rem) 0;
}

.page-faq .faq-cats__head {
  max-width: 44rem;
  margin-bottom: clamp(1.5rem, 3.5vw, 2.5rem);
}

.page-faq .faq-cats__head h2 {
  margin-top: 0.5rem;
  font-size: var(--fs-h2);
  color: var(--ink);
}

.page-faq .faq-cats__head p {
  margin-top: 0.875rem;
  max-width: 40rem;
  color: var(--stone);
}

.page-faq .faq-tabs__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
}

.page-faq .faq-tab {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.25rem;
  width: 100%;
  padding: 0.875rem 0.875rem 1rem;
  border: 1px solid var(--paper-2);
  background: transparent;
  color: var(--on-light);
  font-family: inherit;
  font-size: var(--fs-sm);
  text-align: left;
  cursor: pointer;
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
  transition: background 0.22s var(--ease), border-color 0.22s var(--ease), color 0.22s var(--ease);
}

.page-faq .faq-tab:hover {
  border-color: var(--copper);
}

.page-faq .faq-tab:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 2px var(--copper-light);
}

.page-faq .faq-tab[aria-selected="true"] {
  background: var(--copper);
  border-color: var(--copper);
  color: var(--signal-ink);
}

.page-faq .faq-tab__no {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.08em;
  color: var(--copper);
}

.page-faq .faq-tab[aria-selected="true"] .faq-tab__no {
  color: rgba(18, 24, 31, 0.62);
}

.page-faq .faq-tab__name {
  font-weight: 500;
  line-height: 1.4;
}

.page-faq .faq-tab__count {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.06em;
  color: var(--cool);
}

.page-faq .faq-tab[aria-selected="true"] .faq-tab__count {
  color: rgba(18, 24, 31, 0.7);
}

@media (min-width: 768px) {
  .page-faq .faq-tabs__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.625rem;
  }

  .page-faq .faq-tab {
    padding: 1rem 1rem 1.125rem;
  }
}

.page-faq .faq-tabs__panels {
  margin-top: clamp(1.25rem, 3vw, 2rem);
}

.page-faq .faq-panel[hidden] {
  display: none;
}

.page-faq .faq-panel:focus-visible {
  outline: 2px solid var(--copper-light);
  outline-offset: 4px;
}

.page-faq .faq-panel__intro {
  max-width: 46rem;
  margin-bottom: 1.125rem;
  padding-left: 0.875rem;
  border-left: 2px solid var(--copper);
  font-size: var(--fs-sm);
  color: var(--stone);
}

.page-faq .faq-q {
  margin-bottom: 1rem;
  border: 1px solid var(--paper-2);
  border-left: 3px solid transparent;
  background: var(--paper);
  box-shadow: 5px 5px 0 0 var(--paper-2);
  transition: border-color 0.22s var(--ease);
}

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

.page-faq .faq-q > summary {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  padding: 1rem 1.125rem;
  list-style: none;
  cursor: pointer;
  font-weight: 500;
  line-height: 1.55;
  color: var(--ink);
}

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

.page-faq .faq-q > summary::after {
  content: "＋";
  flex: 0 0 auto;
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  color: var(--copper);
}

.page-faq .faq-q[open] > summary::after {
  content: "－";
}

.page-faq .faq-q > summary:focus-visible {
  outline: 2px solid var(--copper-light);
  outline-offset: -2px;
}

.page-faq .faq-q__body {
  max-width: 58ch;
  padding: 0 1.125rem 1.125rem;
  font-size: var(--fs-sm);
  color: var(--stone);
}

.page-faq .faq-q__body p + p {
  margin-top: 0.5rem;
}

.page-faq .faq-q__body a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--copper);
  text-underline-offset: 3px;
}

.page-faq .faq-q__body a:hover {
  text-decoration-color: var(--copper-light);
}

.page-faq .faq-top {
  background: var(--ink);
  color: var(--on-dark);
  padding: clamp(2.5rem, 6vw, 5rem) 0;
}

.page-faq .faq-top__head {
  display: grid;
  gap: 0.75rem;
  max-width: 44rem;
  margin-bottom: clamp(1.75rem, 4vw, 2.75rem);
}

.page-faq .faq-top__head h2 {
  font-size: var(--fs-h2);
  color: var(--on-dark);
}

.page-faq .faq-top__head p {
  max-width: 38rem;
  font-size: var(--fs-sm);
  color: var(--on-dark-dim);
}

.page-faq .faq-top__list {
  display: grid;
  border-top: 1px solid rgba(192, 138, 46, 0.35);
}

.page-faq .faq-top__item {
  border-bottom: 1px solid rgba(192, 138, 46, 0.22);
}

.page-faq .faq-top__item > summary {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.9rem 0;
  list-style: none;
  cursor: pointer;
  font-weight: 500;
  line-height: 1.55;
  color: var(--on-dark);
  transition: color 0.2s var(--ease);
}

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

.page-faq .faq-top__item > summary:hover {
  color: var(--copper-light);
}

.page-faq .faq-top__item > summary::after {
  content: "＋";
  flex: 0 0 auto;
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  color: var(--copper);
}

.page-faq .faq-top__item[open] > summary::after {
  content: "－";
}

.page-faq .faq-top__item > summary:focus-visible {
  outline: 2px solid var(--copper-light);
  outline-offset: 2px;
}

.page-faq .faq-top__no {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.08em;
  color: var(--copper-light);
}

.page-faq .faq-top__q {
  min-width: 0;
}

.page-faq .faq-top__a {
  padding: 0 0 1rem 2.25rem;
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--on-dark-dim);
}

.page-faq .faq-top__a a {
  color: var(--copper-light);
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (min-width: 900px) {
  .page-faq .faq-top__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 2.5rem;
  }
}

.page-faq .faq-legacy {
  background: var(--paper);
  padding: clamp(2.5rem, 6vw, 5rem) 0;
}

.page-faq .faq-legacy__grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
}

.page-faq .faq-legacy__intro h2 {
  margin-top: 0.5rem;
  font-size: var(--fs-h2);
  color: var(--ink);
}

.page-faq .faq-legacy__intro p {
  margin-top: 0.875rem;
  max-width: 34rem;
  color: var(--stone);
}

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

.page-faq .faq-steps li {
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 1fr);
  gap: 0.875rem;
  padding: 1rem 0;
  border-top: 1px solid var(--paper-2);
}

.page-faq .faq-steps li:last-child {
  border-bottom: 1px solid var(--paper-2);
}

.page-faq .faq-steps__no {
  padding-top: 0.42em;
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.08em;
  color: var(--copper);
}

.page-faq .faq-steps strong {
  display: block;
  margin-bottom: 0.1rem;
  font-weight: 500;
  color: var(--ink);
}

.page-faq .faq-steps__text {
  display: block;
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--stone);
}

@media (min-width: 900px) {
  .page-faq .faq-legacy__grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }
}

.page-faq .faq-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  margin-top: 1.5rem;
}

.page-faq .faq-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding-bottom: 0.15rem;
  border-bottom: 1px solid var(--copper);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--ink);
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-links a::after {
  content: "→";
  color: var(--copper);
}

.page-faq .faq-links a:hover {
  color: var(--clay);
  border-color: var(--clay);
}

.page-faq .faq-version {
  background: var(--ink);
  color: var(--on-dark);
  padding: clamp(2.5rem, 6vw, 5rem) 0;
}

.page-faq .faq-version__grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
}

.page-faq .faq-version__body h2 {
  margin-top: 0.5rem;
  font-size: var(--fs-h2);
  color: var(--on-dark);
}

.page-faq .faq-version__body > p {
  margin-top: 0.875rem;
  max-width: 36rem;
  font-size: var(--fs-sm);
  color: var(--on-dark-dim);
}

.page-faq .faq-meta {
  display: grid;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.page-faq .faq-meta__row {
  display: grid;
  grid-template-columns: 4.5rem minmax(0, 1fr);
  gap: 0.875rem;
  align-items: baseline;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(192, 138, 46, 0.25);
}

.page-faq .faq-meta__key {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.06em;
  color: var(--copper-light);
}

.page-faq .faq-meta__val {
  font-size: var(--fs-sm);
  line-height: 1.7;
  color: var(--on-dark-dim);
}

.page-faq .faq-version__figure,
.page-faq .faq-parts__figure {
  margin: 0;
}

.page-faq .faq-figcap {
  margin-top: 0.75rem;
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.06em;
  color: var(--cool);
}

@media (min-width: 900px) {
  .page-faq .faq-version__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
    align-items: center;
  }
}

.page-faq .faq-parts {
  background: var(--paper-2);
  padding: clamp(2.5rem, 6vw, 5rem) 0;
}

.page-faq .faq-parts__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.75rem);
}

.page-faq .faq-parts__body h2 {
  margin-top: 0.5rem;
  font-size: var(--fs-h2);
  color: var(--ink);
}

.page-faq .faq-parts__body > p {
  margin-top: 0.875rem;
  max-width: 34rem;
  font-size: var(--fs-sm);
  color: var(--stone);
}

.page-faq .faq-part-list {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0;
}

.page-faq .faq-part-list li {
  position: relative;
  margin-bottom: 0.55rem;
  padding-left: 1.25rem;
  font-size: var(--fs-sm);
  color: var(--on-light);
}

.page-faq .faq-part-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 6px;
  background: var(--copper);
}

@media (min-width: 900px) {
  .page-faq .faq-parts__grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: center;
  }
}

.page-faq .faq-help {
  background: var(--ink);
  color: var(--on-dark);
  border-top: 1px solid rgba(192, 138, 46, 0.4);
  padding: clamp(2rem, 5vw, 3.5rem) 0;
}

.page-faq .faq-help__inner {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2.5rem);
}

.page-faq .faq-help h2 {
  font-size: var(--fs-h3);
  color: var(--on-dark);
}

.page-faq .faq-help p {
  margin-top: 0.625rem;
  max-width: 44rem;
  font-size: var(--fs-sm);
  color: var(--on-dark-dim);
}

.page-faq .faq-help__contact {
  display: grid;
  gap: 0.5rem;
  justify-items: start;
}

.page-faq .faq-help__line {
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  letter-spacing: 0.04em;
  color: var(--copper-light);
  word-break: break-word;
}

.page-faq .faq-help__contact .btn {
  margin-top: 0.5rem;
}

@media (min-width: 900px) {
  .page-faq .faq-help__inner {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-tab,
  .page-faq .faq-q,
  .page-faq .faq-top__item > summary,
  .page-faq .faq-links a {
    transition: none;
  }
}