.page-faq {
  --faq-rail-w: 208px;
  background: var(--ink);
  color: var(--fog);
}

.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 150% at 88% -10%, #123656 0%, var(--sea) 42%, var(--ink) 100%);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.26;
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  padding-top: clamp(1.5rem, 4vw, 2.75rem);
  padding-bottom: 1.25rem;
}

.page-faq .breadcrumbs {
  font-size: 0.82rem;
  color: var(--ice);
}

.page-faq .faq-hero__title {
  margin: 0.65rem 0 1rem;
  font-size: clamp(1.85rem, 4.6vw, 3.4rem);
  line-height: 1.14;
  letter-spacing: -0.015em;
  max-width: 20ch;
}

.page-faq .faq-hero__lede {
  max-width: 48rem;
  color: var(--rock);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.75rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--ice);
}

.page-faq .faq-hero__meta li {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.page-faq .faq-hero__meta li::before {
  content: "";
  width: 16px;
  height: 1px;
  background: var(--signal);
}

.page-faq .faq-hero__fig {
  position: relative;
  z-index: 1;
  margin: 1.75rem 0 0;
  border: 1px solid var(--line);
  background: var(--sea);
}

.page-faq .faq-hero__fig img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 340px;
  object-fit: cover;
}

.page-faq .faq-hero__fig .media-frame__caption {
  padding: 0.55rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--ice);
  border-top: 1px solid var(--line);
}

.page-faq .faq-index-bar {
  display: grid;
  gap: 0.65rem;
  padding: 1.05rem 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-index-bar__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--ice);
}

.page-faq .faq-index-bar__label::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 1px;
  margin-right: 0.55rem;
  vertical-align: middle;
  background: var(--signal);
}

.page-faq .topic-nav {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding: 0.1rem 0 0.4rem;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}

.page-faq .topic-chip {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.42rem 0.78rem;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--rock);
  font-size: 0.84rem;
  line-height: 1.3;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-faq .topic-chip:hover {
  color: var(--fog);
  border-color: var(--signal);
  background: var(--sea);
}

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

.page-faq .topic-chip__num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--signal);
}

.page-faq .faq-body {
  display: grid;
  gap: 2.25rem;
  padding-top: clamp(1.75rem, 4vw, 3rem);
  padding-bottom: clamp(2.5rem, 6vw, 4.5rem);
}

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

.page-faq .faq-rail__label {
  margin: 0 0 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--ice);
}

.page-faq .faq-rail__list {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-rail__link {
  display: flex;
  gap: 0.6rem;
  font-size: 0.85rem;
  line-height: 1.45;
  color: var(--rock);
  text-decoration: none;
  transition: color 0.18s var(--ease);
}

.page-faq .faq-rail__link span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--ice);
}

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

.page-faq .faq-rail__link:focus-visible {
  outline: 2px solid var(--signal-soft);
  outline-offset: 3px;
}

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

.page-faq .faq-sec {
  scroll-margin-top: 6rem;
  padding-top: 1.35rem;
  border-top: 1px solid var(--line);
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.page-faq .faq-sec__head {
  margin-bottom: 1.15rem;
}

.page-faq .faq-sec__head h2 {
  margin: 0.35rem 0 0.5rem;
  font-family: var(--font-head);
  font-size: clamp(1.3rem, 2.4vw, 1.85rem);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--fog);
}

.page-faq .faq-sec__intro {
  margin: 0;
  max-width: 60ch;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--rock);
}

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

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

.page-faq .faq-item summary {
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
  padding: 1rem 0.25rem;
  cursor: pointer;
  list-style: none;
  transition: background-color 0.18s var(--ease);
}

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

.page-faq .faq-item summary:hover {
  background: rgba(11, 31, 58, 0.92);
}

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

.page-faq .q-num {
  flex: 0 0 auto;
  min-width: 1.65rem;
  padding-top: 0.32rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: var(--ice);
}

.page-faq .q-text {
  flex: 1 1 auto;
  font-size: 0.99rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--fog);
}

.page-faq .q-mark {
  position: relative;
  flex: 0 0 auto;
  width: 1.45rem;
  height: 1.45rem;
  border: 1px solid var(--line);
  transition: border-color 0.18s var(--ease);
}

.page-faq .q-mark::before,
.page-faq .q-mark::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--signal);
  transition: transform 0.2s var(--ease), opacity 0.2s var(--ease);
}

.page-faq .q-mark::before {
  width: 10px;
  height: 1px;
  transform: translate(-50%, -50%);
}

.page-faq .q-mark::after {
  width: 1px;
  height: 10px;
  transform: translate(-50%, -50%);
}

.page-faq .faq-item[open] .q-mark {
  border-color: var(--signal);
}

.page-faq .faq-item[open] .q-mark::after {
  transform: translate(-50%, -50%) scaleY(0);
  opacity: 0;
}

.page-faq .faq-item summary:hover .q-text {
  color: #ffffff;
}

.page-faq .q-a {
  margin: 0 0 0 1.55rem;
  padding: 0.15rem 0 1.2rem 0.95rem;
  border-left: 1px solid var(--line);
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--rock);
}

.page-faq .faq-item.is-key .q-a {
  border-left: 2px solid var(--signal);
  padding-left: 0.9rem;
}

.page-faq .q-a p {
  margin: 0 0 0.6rem;
  max-width: 68ch;
}

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

.page-faq .q-a a {
  color: var(--signal-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .q-a a:hover {
  color: var(--fog);
}

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

.page-faq .faq-figure {
  margin: 1.15rem 0 1.5rem;
  border: 1px solid var(--line);
  background: var(--sea);
}

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

.page-faq .faq-figure .media-frame__caption {
  padding: 0.55rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--ice);
  border-top: 1px solid var(--line);
}

.page-faq .faq-sec--contact {
  margin-bottom: 0;
  padding: clamp(1.15rem, 3vw, 1.9rem);
  border: 1px solid var(--line);
  border-top: 1px solid var(--signal);
  background: linear-gradient(180deg, var(--panel) 0%, var(--sea) 100%);
}

.page-faq .contact-plate {
  display: grid;
  margin-top: 1.1rem;
  border-top: 1px solid var(--line);
}

.page-faq .contact-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 0.9rem;
  padding: 0.8rem 0;
  border-bottom: 1px dashed var(--line);
}

.page-faq .contact-row__key {
  flex: 0 0 auto;
  min-width: 5.2rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--ice);
}

.page-faq .contact-row__val {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 0.94rem;
  color: var(--fog);
  overflow-wrap: anywhere;
}

.page-faq .contact-row .copy-btn {
  flex: 0 0 auto;
}

.page-faq .faq-legal-note {
  margin: 1.1rem 0 0;
  font-size: 0.8rem;
  line-height: 1.75;
  color: var(--ice);
}

.page-faq .faq-legal-note a {
  color: var(--signal-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-legal-note a:hover {
  color: var(--fog);
}

.page-faq .faq-top-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.35rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--ice);
  text-decoration: none;
}

.page-faq .faq-top-link::before {
  content: "\2191";
  color: var(--signal);
}

.page-faq .faq-top-link:hover {
  color: var(--signal-soft);
}

.page-faq .faq-top-link:focus-visible {
  outline: 2px solid var(--signal-soft);
  outline-offset: 3px;
}

@media (min-width: 640px) {
  .page-faq .faq-index-bar {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
    gap: 1.25rem;
  }

  .page-faq .q-a {
    margin-left: 2.55rem;
    padding-left: 1rem;
  }

  .page-faq .faq-item summary {
    padding: 1.05rem 0.4rem;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-body {
    grid-template-columns: var(--faq-rail-w) minmax(0, 1fr);
    gap: clamp(2rem, 4vw, 3.75rem);
  }

  .page-faq .faq-rail {
    display: block;
    align-self: start;
    position: sticky;
    top: 5rem;
    padding-left: 1.1rem;
    border-left: 1px solid var(--line);
  }

  .page-faq .faq-sec {
    padding-top: 1.6rem;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-hero__fig img {
    max-height: 400px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item summary,
  .page-faq .topic-chip,
  .page-faq .q-mark,
  .page-faq .q-mark::before,
  .page-faq .q-mark::after {
    transition: none;
  }
}
<<<END>>>