.page-faq {
  --faq-glass: rgba(42, 74, 99, 0.5);
  --faq-glass-strong: rgba(42, 74, 99, 0.72);
  --faq-orange-soft: rgba(255, 107, 44, 0.14);
  --faq-green-soft: rgba(53, 224, 140, 0.12);
  background: var(--sea-800);
  color: var(--silver);
  overflow-x: clip;
}

/* ---------- Hero ---------- */
.page-faq .faq-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(26px, 5vw, 48px) 0 clamp(38px, 6vw, 76px);
  background:
    radial-gradient(circle at 92% -10%, rgba(255, 107, 44, 0.2), transparent 46%),
    radial-gradient(circle at 4% 110%, rgba(53, 224, 140, 0.1), transparent 42%),
    linear-gradient(165deg, var(--sea-800) 0%, var(--sea-900) 100%);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  right: -14%;
  top: -22%;
  width: 72%;
  height: 150%;
  background: linear-gradient(140deg, rgba(42, 74, 99, 0.6), rgba(11, 31, 51, 0.04));
  clip-path: polygon(34% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  left: 0;
  right: 0;
  bottom: 12px;
  height: 1px;
  background-image: linear-gradient(90deg, var(--line-strong) 50%, transparent 50%);
  background-size: 16px 1px;
  opacity: 0.7;
}

.page-faq .faq-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 44px);
  align-items: end;
}

.page-faq .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--mute);
}

.page-faq .breadcrumb__list li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--sea-600);
}

.page-faq .breadcrumb__list a {
  color: var(--silver);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

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

.page-faq .faq-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.page-faq .faq-hero__kicker::before {
  content: "";
  width: 28px;
  height: 2px;
  background: var(--orange);
}

.page-faq .faq-hero__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 6.4vw, 3.55rem);
  line-height: 1.02;
  letter-spacing: -0.012em;
  color: var(--paper);
  max-width: 21ch;
}

.page-faq .faq-hero__lead {
  margin: 16px 0 0;
  max-width: 56ch;
  font-size: clamp(0.94rem, 2.4vw, 1.02rem);
  line-height: 1.72;
  color: var(--silver);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-faq .faq-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-hero__chips li {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 7px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(7, 19, 31, 0.4);
  font-size: 0.78rem;
  color: var(--mute);
  white-space: nowrap;
}

.page-faq .faq-hero__chips .num {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--green);
}

.page-faq .faq-hero__figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--sea-700);
  box-shadow: 0 26px 60px -30px rgba(7, 19, 31, 0.9);
}

.page-faq .faq-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, transparent 45%, rgba(7, 19, 31, 0.72) 100%);
  pointer-events: none;
}

.page-faq .faq-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.04);
}

.page-faq .faq-hero__cap {
  position: absolute;
  z-index: 1;
  left: 16px;
  right: 16px;
  bottom: 14px;
  display: flex;
  align-items: baseline;
  gap: 9px;
  font-size: 0.78rem;
  line-height: 1.4;
  color: var(--paper);
}

.page-faq .faq-hero__cap .num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 2px 7px;
  border-radius: 4px;
  background: var(--orange);
  color: var(--sea-900);
  font-weight: 700;
}

/* ---------- Q&A .page-faq ---------- */
.page-faq .faq-body {
  padding: clamp(28px, 5vw, 64px) 0 clamp(40px, 6vw, 80px);
  background: var(--sea-800);
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 3vw, 38px);
  align-items: start;
}

.page-faq .faq-rail {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
}

.page-faq .faq-rail__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mute);
}

.page-faq .faq-rail__filters {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--sea-600) transparent;
}

.page-faq .faq-rail__filters::-webkit-scrollbar {
  height: 4px;
}

.page-faq .faq-rail__filters::-webkit-scrollbar-thumb {
  background: var(--sea-600);
  border-radius: 4px;
}

.page-faq .faq-rail__btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: none;
  padding: 9px 14px;
  border: 1px solid var(--line);
  border-left: 3px solid transparent;
  border-radius: var(--radius-sm);
  background: rgba(16, 46, 71, 0.5);
  color: var(--silver);
  font-family: var(--font-body);
  font-size: 0.88rem;
  line-height: 1.3;
  text-align: left;
  white-space: nowrap;
  cursor: pointer;
  transition: border-color 0.22s ease, background 0.22s ease, color 0.22s ease;
}

.page-faq .faq-rail__btn:hover {
  border-color: var(--line-strong);
  color: var(--paper);
}

.page-faq .faq-rail__btn:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}

.page-faq .faq-rail__btn-num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--sea-600);
  transition: color 0.22s ease;
}

.page-faq .faq-rail__btn[aria-pressed="true"] {
  border-color: var(--orange);
  border-left-color: var(--orange);
  background: var(--faq-orange-soft);
  color: var(--paper);
}

.page-faq .faq-rail__btn[aria-pressed="true"] .faq-rail__btn-num {
  color: var(--orange);
}

.page-faq .faq-rail__meta {
  margin: 0;
  font-size: 0.78rem;
  color: var(--mute);
}

.page-faq .faq-rail__meta .num {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--green);
}

.page-faq .faq-rail__back {
  align-self: flex-start;
}

/* ---------- Accordion groups ---------- */
.page-faq .faq-list {
  display: flex;
  flex-direction: column;
  gap: clamp(22px, 3.4vw, 36px);
  min-width: 0;
}

.page-faq .faq-group {
  border-top: 1px solid var(--line);
  padding-top: clamp(16px, 2.6vw, 24px);
  min-width: 0;
}

.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.page-faq .faq-group__num {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.22rem, 2.6vw, 1.82rem);
  line-height: 1.2;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-faq .faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(16, 46, 71, 0.42);
  overflow: hidden;
  transition: border-color 0.24s ease, background 0.24s ease, box-shadow 0.24s ease;
}

.page-faq .faq-item + .faq-item {
  margin-top: 10px;
}

.page-faq .faq-item:hover {
  border-color: var(--line-strong);
}

.page-faq .faq-item[open] {
  border-color: rgba(255, 107, 44, 0.55);
  background: var(--faq-glass);
  box-shadow: 0 18px 38px -26px rgba(7, 19, 31, 0.95);
  -webkit-backdrop-filter: blur(7px);
  backdrop-filter: blur(7px);
}

.page-faq .faq-item__q {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px 14px 18px;
  list-style: none;
  cursor: pointer;
}

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

.page-faq .faq-item__q::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--green);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform 0.26s ease;
}

.page-faq .faq-item[open] .faq-item__q::before {
  transform: scaleY(1);
}

.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: -2px;
}

.page-faq .faq-item__idx {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--mute);
}

.page-faq .faq-item[open] .faq-item__idx {
  color: var(--orange);
}

.page-faq .faq-item__text {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--paper);
}

.page-faq .faq-item__icon {
  position: relative;
  flex: none;
  width: 16px;
  height: 16px;
}

.page-faq .faq-item__icon::before,
.page-faq .faq-item__icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--silver);
  transition: transform 0.24s ease, background 0.24s ease;
}

.page-faq .faq-item__icon::before {
  width: 14px;
  height: 2px;
  transform: translate(-50%, -50%);
}

.page-faq .faq-item__icon::after {
  width: 2px;
  height: 14px;
  transform: translate(-50%, -50%);
}

.page-faq .faq-item[open] .faq-item__icon::before {
  background: var(--orange);
}

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

.page-faq .faq-item__a {
  padding: 0 16px 16px 46px;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--silver);
}

.page-faq .faq-item__a p {
  margin: 0;
}

.page-faq .faq-item__a p + p {
  margin-top: 10px;
}

/* ---------- Naming block ---------- */
.page-faq .faq-naming {
  display: grid;
  gap: 10px;
  margin: 12px 0;
  padding: 13px 14px;
  border: 1px dashed var(--line-strong);
  border-left: 3px solid var(--orange);
  border-radius: var(--radius-sm);
  background: rgba(7, 19, 31, 0.72);
}

.page-faq .faq-naming__code {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--green);
  word-break: break-all;
  user-select: all;
}

.page-faq .faq-naming__fields {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(108px, 1fr));
  gap: 8px 12px;
  margin: 0;
}

.page-faq .faq-naming__fields dt {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-faq .faq-naming__fields dd {
  margin: 3px 0 0;
  font-size: 0.8rem;
  line-height: 1.4;
  color: var(--silver);
}

/* ---------- Contact band ---------- */
.page-faq .faq-contact {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(32px, 6vw, 68px) 0;
  background: linear-gradient(150deg, var(--sea-700) 0%, var(--sea-900) 100%);
}

.page-faq .faq-contact::before {
  content: "";
  position: absolute;
  z-index: 2;
  left: 0;
  right: 0;
  top: 0;
  height: 2px;
  background-image: linear-gradient(90deg, var(--orange) 50%, transparent 50%);
  background-size: 14px 2px;
}

.page-faq .faq-contact__bg {
  position: absolute;
  z-index: -1;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.32;
  filter: saturate(0.8) contrast(1.05);
}

.page-faq .faq-contact__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 44px);
  align-items: start;
}

.page-faq .index-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--green);
}

.page-faq .faq-contact__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.42rem, 3.6vw, 2.25rem);
  line-height: 1.14;
  color: var(--paper);
  max-width: 20ch;
}

.page-faq .faq-contact__lead {
  margin: 12px 0 0;
  max-width: 48ch;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--silver);
}

.page-faq .faq-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.page-faq .faq-contact__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--line);
  overflow: hidden;
}

.page-faq .faq-contact__item {
  padding: 13px 16px;
  background: rgba(11, 31, 51, 0.86);
}

.page-faq .faq-contact__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mute);
}

.page-faq .faq-contact__value {
  display: block;
  margin-top: 4px;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--paper);
  word-break: break-word;
}

/* ---------- Wide screens ---------- */
@media (min-width: 720px) {
  .page-faq .faq-contact__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
  }

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

@media (min-width: 960px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: clamp(28px, 4vw, 52px);
  }

  .page-faq .faq-layout {
    grid-template-columns: 244px minmax(0, 1fr);
    gap: clamp(24px, 3vw, 46px);
  }

  .page-faq .faq-rail {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    padding-right: 4px;
  }

  .page-faq .faq-rail__filters {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
    gap: 6px;
  }

  .page-faq .faq-rail__btn {
    width: 100%;
    white-space: normal;
  }

  .page-faq .faq-item__q {
    padding: 16px 20px 16px 22px;
  }

  .page-faq .faq-item__a {
    padding: 0 22px 18px 56px;
    font-size: 0.92rem;
  }

  .page-faq .faq-item__text {
    font-size: 1rem;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-layout {
    grid-template-columns: 268px minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-item__q::before,
  .page-faq .faq-item__icon::before,
  .page-faq .faq-item__icon::after,
  .page-faq .faq-rail__btn,
  .page-faq .breadcrumb__list a {
    transition: none;
  }
}
<<<END>>>