.page-faq {
  --faq-border: 1px solid var(--line-600);
  --faq-text: rgba(243, 240, 231, 0.82);
  --faq-text-dim: rgba(243, 240, 231, 0.62);
  color: var(--paper);
}

.page-faq a {
  color: var(--yellow);
  text-decoration-color: rgba(247, 201, 72, 0.45);
  text-underline-offset: 3px;
}

.page-faq a:hover {
  color: var(--yellow-bright);
}

/* ---------- hero ---------- */

.page-faq .faq-hero {
  padding-top: clamp(18px, 2.5vw, 34px);
  padding-bottom: clamp(34px, 5vw, 68px);
  border-bottom: 1px solid var(--line-600);
  background:
    radial-gradient(880px 320px at 8% -20%, rgba(247, 201, 72, 0.13), transparent 72%),
    radial-gradient(680px 300px at 92% 4%, rgba(53, 160, 107, 0.11), transparent 70%);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 40px);
}

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

.page-faq .faq-version {
  padding: 16px 16px 18px;
  border: var(--faq-border);
  border-left: 3px solid var(--yellow);
  background: linear-gradient(165deg, rgba(247, 201, 72, 0.14), rgba(18, 41, 61, 0.86) 64%);
  backdrop-filter: blur(8px);
}

.page-faq .faq-version__label {
  margin: 0 0 6px;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.page-faq .faq-version__value {
  margin: 0;
  font-size: clamp(28px, 4vw, 36px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--yellow);
}

.page-faq .faq-version__meta {
  margin: 8px 0 0;
  font-size: 13px;
  color: var(--paper);
  opacity: 0.86;
}

.page-faq .faq-version__note {
  margin: 12px 0 0;
  padding-top: 10px;
  border-top: 1px dashed var(--line-600);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-faq .faq-hero__main h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.85rem, 4.4vw, 3.4rem);
  line-height: 1.18;
  letter-spacing: -0.02em;
  max-width: 16em;
}

.page-faq .faq-hero__main .lead {
  margin: 20px 0 0;
  max-width: 40em;
  font-size: clamp(15px, 1.1vw, 17px);
  line-height: 1.88;
  color: var(--faq-text);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* ---------- section head ---------- */

.page-faq .faq-section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-faq .faq-section-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 2.5vw, 2rem);
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.page-faq .faq-section-head p {
  margin: 10px 0 0;
  max-width: 64ch;
  font-size: 15.5px;
  line-height: 1.88;
  color: var(--faq-text);
}

/* ---------- steps ---------- */

.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-faq .faq-step {
  position: relative;
  padding: 20px 18px 22px;
  border: var(--faq-border);
  border-top: 2px solid var(--yellow);
  background: linear-gradient(180deg, rgba(18, 41, 61, 0.92), rgba(10, 24, 38, 0.55));
}

.page-faq .faq-step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  margin-bottom: 14px;
  border: 1.5px solid var(--yellow);
  border-radius: 50%;
  color: var(--yellow);
  font-size: 13px;
  letter-spacing: 0.04em;
}

.page-faq .faq-step h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-faq .faq-step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--faq-text);
}

/* ---------- figure ---------- */

.page-faq .faq-figure {
  margin: 28px 0 0;
}

.page-faq .faq-figure .figure__frame {
  border: var(--faq-border);
  background: var(--ink-800);
  overflow: hidden;
}

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

.page-faq .faq-figure .figure__cap {
  margin-top: 10px;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* ---------- accordion ---------- */

.page-faq .faq-list {
  border-top: var(--faq-border);
}

.page-faq .faq-item {
  border-bottom: var(--faq-border);
  border-left: 4px solid transparent;
  transition: border-left-color 0.28s var(--ease), background-color 0.28s var(--ease);
}

.page-faq .faq-item[open] {
  border-left-color: var(--green);
  background: linear-gradient(90deg, rgba(53, 160, 107, 0.11), rgba(53, 160, 107, 0) 58%);
}

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

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

.page-faq .faq-item > summary::marker {
  content: "";
}

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

.page-faq .faq-item__code {
  flex: none;
  padding-top: 2px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-faq .faq-item__title {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.55;
}

.page-faq .faq-item > summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-num);
  font-size: 20px;
  line-height: 1;
  color: var(--yellow);
  transition: transform 0.28s var(--ease);
}

.page-faq .faq-item[open] > summary::after {
  content: "\2212";
}

.page-faq .faq-item__body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  padding: 0 16px 22px 16px;
}

.page-faq .faq-col {
  border-top: 1px solid var(--line-600);
  padding-top: 12px;
  min-width: 0;
}

.page-faq .faq-col--symptom {
  border-top-color: rgba(247, 201, 72, 0.5);
}

.page-faq .faq-col--check {
  border-top-color: rgba(159, 178, 194, 0.45);
}

.page-faq .faq-col--fix {
  border-top-color: rgba(53, 160, 107, 0.55);
}

.page-faq .faq-col > h4 {
  margin: 0 0 10px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--muted);
}

.page-faq .faq-col p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--faq-text);
}

.page-faq .faq-col ul {
  margin: 0;
  padding-left: 1.1em;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--faq-text);
}

.page-faq .faq-col li {
  margin-bottom: 6px;
}

.page-faq .faq-col li:last-child {
  margin-bottom: 0;
}

.page-faq .faq-col li::marker {
  color: var(--yellow);
}

/* ---------- layout moves ---------- */

.page-faq .faq-moves {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-faq .faq-moves li {
  padding: 18px 16px 20px;
  border: var(--faq-border);
  background: rgba(255, 255, 255, 0.035);
}

.page-faq .faq-moves strong {
  display: block;
  margin-bottom: 8px;
  font-size: 15px;
  font-weight: 700;
  color: var(--yellow);
}

.page-faq .faq-moves p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--faq-text);
}

/* ---------- materials ---------- */

.page-faq .faq-materials-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 34px);
  align-items: start;
}

.page-faq .faq-subhead {
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--muted);
}

.page-faq .faq-materials {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-materials li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--line-600);
  background: rgba(18, 41, 61, 0.62);
  transition: border-color 0.24s var(--ease), background-color 0.24s var(--ease);
}

.page-faq .faq-materials input {
  flex: none;
  width: 17px;
  height: 17px;
  margin: 3px 0 0;
  accent-color: var(--green);
  cursor: pointer;
}

.page-faq .faq-materials label {
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(243, 240, 231, 0.86);
  cursor: pointer;
}

.page-faq .faq-materials li:has(input:checked) {
  border-color: rgba(53, 160, 107, 0.8);
  background: rgba(53, 160, 107, 0.12);
}

.page-faq .faq-contact {
  padding: clamp(20px, 3vw, 30px);
  border: var(--faq-border);
  border-left: 3px solid var(--yellow);
  background:
    radial-gradient(560px 200px at 100% 0%, rgba(247, 201, 72, 0.15), transparent 72%),
    rgba(18, 41, 61, 0.9);
}

.page-faq .faq-contact__line {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 12px;
  margin: 14px 0 0;
}

.page-faq .faq-contact__key {
  flex: none;
  min-width: 4.5em;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.page-faq .faq-contact__line .mono {
  font-size: clamp(14px, 1.6vw, 16px);
  color: var(--paper);
  word-break: break-word;
}

.page-faq .faq-contact__note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line-600);
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--faq-text-dim);
}

/* ---------- media queries ---------- */

@media (min-width: 600px) {
  .page-faq .faq-materials-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (min-width: 720px) {
  .page-faq .faq-section-head {
    grid-template-columns: minmax(0, 120px) minmax(0, 1fr);
    gap: 8px 26px;
    align-items: start;
  }

  .page-faq .faq-item__body {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }

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

  .page-faq .faq-materials-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }
}

@media (min-width: 860px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }

  .page-faq .faq-step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 36px;
    right: -16px;
    width: 9px;
    height: 9px;
    border-top: 2px solid var(--yellow);
    border-right: 2px solid var(--yellow);
    transform: rotate(45deg);
    opacity: 0.7;
  }

  .page-faq .faq-moves {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-item__body {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: 210px minmax(0, 1fr);
    gap: clamp(28px, 4vw, 60px);
    align-items: start;
  }

  .page-faq .faq-version {
    position: sticky;
    top: 76px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-item > summary::after,
  .page-faq .faq-materials li {
    transition: none;
  }
}
<<<PAGE_CSS_END>>>