.page-faq {
  --faq-sticky: calc(var(--header-h) + 20px);
  background:
    radial-gradient(120% 80% at 88% -8%, rgba(35, 196, 184, 0.08), transparent 60%),
    radial-gradient(90% 60% at 0% 0%, rgba(216, 185, 138, 0.1), transparent 55%),
    var(--ink);
  color: var(--silver);
  font-family: var(--font-sans);
  padding: clamp(22px, 4vw, 44px) 0 clamp(48px, 7vw, 88px);
}

.page-faq img {
  max-width: 100%;
  height: auto;
}

.page-faq .faq-hero {
  display: grid;
  gap: 26px;
  padding: 18px 0 clamp(24px, 4vw, 42px);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero__intro {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-faq .faq-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 6.4vw, 60px);
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-hero__lead {
  margin: 0;
  max-width: 54ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--silver-70);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.page-faq .path-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  padding: 16px 18px 18px;
  background: linear-gradient(160deg, rgba(30, 42, 58, 0.96), rgba(11, 18, 32, 0.92));
}

.page-faq .path-panel::after {
  content: "";
  position: absolute;
  right: -70px;
  bottom: -90px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(216, 185, 138, 0.24), transparent 70%);
  pointer-events: none;
}

.page-faq .path-panel__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--sand);
}

.page-faq .path-svg {
  display: block;
  width: 100%;
  height: auto;
  margin: 6px 0 2px;
}

.page-faq .path-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
  position: relative;
}

.page-faq .path-steps li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--silver);
}

.page-faq .path-steps__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--red);
}

.page-faq .path-panel__note {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--silver-55);
}

.page-faq .faq-layout {
  display: grid;
  gap: 28px;
  padding-top: clamp(24px, 4vw, 44px);
}

.page-faq .faq-index {
  display: flex;
  flex-direction: column;
  gap: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 16px;
  background: rgba(30, 42, 58, 0.55);
}

.page-faq .faq-index__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--silver-55);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-index__list li {
  flex: 0 0 auto;
}

.page-faq .faq-index__list a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  line-height: 1.3;
  white-space: nowrap;
  color: var(--silver);
  text-decoration: none;
  transition: border-color 0.22s var(--ease), color 0.22s var(--ease), background 0.22s var(--ease);
}

.page-faq .faq-index__list a:hover,
.page-faq .faq-index__list a:focus-visible {
  border-color: var(--red);
  color: var(--paper);
  background: rgba(226, 58, 46, 0.08);
}

.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  color: var(--red);
}

.page-faq .faq-index__contact {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
  font-size: 13px;
}

.page-faq .faq-index__status {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-faq .faq-index__mail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  color: var(--paper);
  word-break: break-all;
  line-height: 1.6;
}

.page-faq .faq-index__phone {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--silver-70);
  letter-spacing: 0.04em;
}

.page-faq .copy-btn {
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: transparent;
  color: var(--silver);
  font-family: var(--font-sans);
  font-size: 11.5px;
  line-height: 1;
  padding: 5px 9px;
  cursor: pointer;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .copy-btn:hover,
.page-faq .copy-btn:focus-visible {
  border-color: var(--cyan);
  color: var(--paper);
}

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

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

.page-faq .faq-section {
  padding: clamp(22px, 3.4vw, 32px) 0;
  border-top: 1px solid var(--line-soft);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-faq .faq-section:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-faq .faq-section__head {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 18px;
}

.page-faq .faq-section__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 3.6vw, 32px);
  line-height: 1.2;
  color: var(--paper);
}

.page-faq .faq-section__note {
  margin: 0;
  max-width: 58ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--silver-70);
}

.page-faq .faq-list {
  display: grid;
  gap: 10px;
}

.page-faq .faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(14, 22, 38, 0.72);
  transition: border-color 0.24s var(--ease), background 0.24s var(--ease), box-shadow 0.24s var(--ease);
}

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

.page-faq .faq-item[open] {
  border-color: var(--red);
  background: var(--steel);
  box-shadow: inset 3px 0 0 var(--red);
}

.page-faq .faq-item summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  list-style: none;
  cursor: pointer;
}

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

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

.page-faq .faq-item__num {
  flex: 0 0 auto;
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  color: var(--red);
}

.page-faq .faq-item__q {
  flex: 1;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--paper);
}

.page-faq .faq-item__mark {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1;
  color: var(--silver-55);
  transition: transform 0.24s var(--ease), color 0.24s var(--ease);
}

.page-faq .faq-item[open] .faq-item__mark {
  transform: rotate(45deg);
  color: var(--red);
}

.page-faq .faq-item__a {
  padding: 0 16px 16px;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--silver-70);
}

.page-faq .faq-item__a p {
  margin: 0 0 10px;
}

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

.page-faq .faq-item__a strong {
  font-weight: 700;
  color: var(--paper);
}

.page-faq .faq-figure {
  margin: 0 0 18px;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  object-fit: cover;
}

.page-faq .faq-figure figcaption {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--silver-55);
}

.page-faq .faq-section--sand {
  margin: 10px 0;
  border-top: 0;
  border-radius: var(--radius-lg);
  padding: clamp(20px, 4vw, 34px);
  background: linear-gradient(142deg, var(--sand), var(--sand-light));
  color: var(--ink-text);
}

.page-faq .faq-section--sand .faq-section__head h2 {
  color: var(--ink);
}

.page-faq .faq-section--sand .faq-section__note {
  color: rgba(11, 18, 32, 0.76);
}

.page-faq .faq-section--sand .index-tag {
  color: var(--red-deep);
}

.page-faq .faq-section--sand .faq-item {
  border-color: rgba(11, 18, 32, 0.16);
  background: var(--paper);
}

.page-faq .faq-section--sand .faq-item:hover {
  border-color: rgba(11, 18, 32, 0.34);
}

.page-faq .faq-section--sand .faq-item[open] {
  border-color: var(--red-deep);
  background: #FFFDF7;
  box-shadow: inset 3px 0 0 var(--red-deep);
}

.page-faq .faq-section--sand .faq-item__q {
  color: var(--ink);
}

.page-faq .faq-section--sand .faq-item__a {
  color: #2B3746;
}

.page-faq .faq-section--sand .faq-item__num,
.page-faq .faq-section--sand .faq-item[open] .faq-item__mark {
  color: var(--red-deep);
}

.page-faq .faq-section--sand .faq-item__mark {
  color: rgba(11, 18, 32, 0.4);
}

.page-faq .faq-section--sand .faq-item__a strong {
  color: var(--ink);
}

.page-faq .version-track {
  display: grid;
  gap: 10px;
  margin-bottom: 20px;
}

.page-faq .version-step {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 12px 14px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: rgba(30, 42, 58, 0.42);
}

.page-faq .version-step--current {
  border-color: rgba(226, 58, 46, 0.55);
  background: linear-gradient(100deg, rgba(226, 58, 46, 0.16), rgba(30, 42, 58, 0.4) 68%);
}

.page-faq .version-step__id {
  font-family: var(--font-mono);
  font-size: 19px;
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: var(--silver);
}

.page-faq .version-step--current .version-step__id {
  color: var(--red);
}

.page-faq .version-step__body {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--silver-70);
}

.page-faq .faq-more {
  margin-top: 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 18px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius-lg);
}

.page-faq .faq-more__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--silver);
}

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

@media (min-width: 720px) {
  .page-faq .faq-section__head {
    flex-direction: row;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 8px 16px;
  }

  .page-faq .faq-section__note {
    flex: 1 1 320px;
  }

  .page-faq .faq-more {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

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

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.85fr);
    align-items: end;
    gap: clamp(28px, 4vw, 56px);
  }

  .page-faq .faq-layout {
    grid-template-columns: 262px minmax(0, 1fr);
    gap: clamp(28px, 4vw, 56px);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: var(--faq-sticky);
  }

  .page-faq .faq-index__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
  }

  .page-faq .faq-index__list li {
    flex: 1 1 auto;
  }

  .page-faq .faq-index__list a {
    border-color: transparent;
    border-radius: var(--radius);
    padding: 9px 10px;
    white-space: normal;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-item__mark,
  .page-faq .faq-index__list a,
  .page-faq .copy-btn {
    transition: none;
  }
}