.page-faq {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* ---------- Hero ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(18px, 3.5vw, 32px) 0 clamp(36px, 6vw, 76px);
  background:
    radial-gradient(circle at 84% 8%, rgba(111, 168, 160, 0.22), transparent 56%),
    linear-gradient(158deg, var(--deep) 0%, var(--night) 100%);
  color: var(--paper);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--coral), var(--sand) 48%, var(--mist));
  opacity: 0.85;
}

.page-faq .faq-hero .breadcrumb-link {
  color: rgba(246, 241, 231, 0.72);
}

.page-faq .faq-hero .breadcrumb-current {
  color: var(--sand);
}

.page-faq .hero-grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  margin-top: clamp(20px, 3.5vw, 38px);
}

.page-faq .hero-copy .eyebrow {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--sand);
  margin: 0;
}

.page-faq .hero-copy h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(29px, 5.4vw, 50px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 0.4em 0 0.55em;
  text-wrap: balance;
}

.page-faq .hero-copy .lead {
  margin: 0;
  max-width: 34em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: rgba(246, 241, 231, 0.84);
}

.page-faq .hero-jumps {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
}

.page-faq .hero-jumps a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid rgba(216, 168, 85, 0.42);
  border-radius: 2px;
  background: rgba(246, 241, 231, 0.05);
  color: var(--paper);
  font-size: 13.5px;
  text-decoration: none;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .hero-jumps a:hover,
.page-faq .hero-jumps a:focus-visible {
  background: rgba(242, 101, 63, 0.18);
  border-color: var(--coral);
}

.page-faq .hero-jumps .mono {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: var(--coral-soft);
}

.page-faq .hero-figure {
  align-self: end;
  padding: clamp(16px, 3vw, 24px);
  border: 1px solid rgba(216, 168, 85, 0.38);
  border-radius: 2px;
  background: rgba(7, 26, 40, 0.45);
}

.page-faq .hero-figure-label {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  color: rgba(246, 241, 231, 0.62);
}

.page-faq .hero-dial {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 13px;
}

.page-faq .hero-dial li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
}

.page-faq .dial-num {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--sand);
}

.page-faq .dial-bar {
  display: block;
  height: 6px;
  border-radius: 1px;
  background: linear-gradient(90deg, var(--mist), rgba(111, 168, 160, 0.12));
}

.page-faq .hero-dial li:nth-child(1) .dial-bar { width: 76%; }
.page-faq .hero-dial li:nth-child(2) .dial-bar {
  width: 94%;
  background: linear-gradient(90deg, var(--coral), rgba(242, 101, 63, 0.1));
}
.page-faq .hero-dial li:nth-child(3) .dial-bar { width: 62%; }
.page-faq .hero-dial li:nth-child(4) .dial-bar { width: 86%; }

.page-faq .hero-figure-note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(216, 168, 85, 0.24);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: rgba(246, 241, 231, 0.58);
}

/* ---------- Section shell ---------- */
.page-faq .faq-block {
  padding: clamp(42px, 6.5vw, 86px) 0;
}

.page-faq .block-head {
  display: grid;
  gap: 8px;
  margin-bottom: clamp(22px, 3.5vw, 34px);
}

.page-faq .block-head .index-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--coral);
}

.page-faq .block-head .section-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 3.4vw, 30px);
  line-height: 1.32;
  margin: 0;
  color: var(--deep);
}

.page-faq .block-head .section-note {
  margin: 0;
  max-width: 46em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--rock);
}

/* ---------- 01 checklist ---------- */
.page-faq .faq-figure {
  margin: 0 0 clamp(20px, 3.5vw, 32px);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 3 / 1;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 2px;
}

.page-faq .faq-figure .media-caption {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--rock);
}

.page-faq .checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-faq .check-item {
  position: relative;
  min-width: 0;
}

.page-faq .check-box {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-faq .check-label {
  position: relative;
  display: block;
  padding: 12px 16px 12px 42px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 2px;
  cursor: pointer;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .check-label::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 15px;
  width: 16px;
  height: 16px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--paper);
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .check-label::after {
  content: "";
  position: absolute;
  left: 19px;
  top: 20px;
  width: 9px;
  height: 5px;
  border-left: 2px solid var(--mist);
  border-bottom: 2px solid var(--mist);
  transform: rotate(-45deg) scale(0.55);
  opacity: 0;
  transition: opacity 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-faq .check-label:hover {
  border-color: rgba(216, 168, 85, 0.85);
}

.page-faq .check-box:focus-visible + .check-label {
  outline: 2px solid var(--coral);
  outline-offset: 2px;
}

.page-faq .check-no {
  display: block;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  color: var(--sand);
  margin-bottom: 2px;
}

.page-faq .check-title {
  display: block;
  font-size: 14.5px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink);
  transition: color 0.2s var(--ease);
}

.page-faq .check-path {
  display: block;
  margin-top: 3px;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--rock);
  transition: opacity 0.2s var(--ease);
}

.page-faq .check-box:checked + .check-label {
  background: rgba(111, 168, 160, 0.09);
  border-color: rgba(111, 168, 160, 0.55);
}

.page-faq .check-box:checked + .check-label::before {
  background: #fff;
  border-color: var(--mist);
}

.page-faq .check-box:checked + .check-label::after {
  opacity: 1;
  transform: rotate(-45deg) scale(1);
}

.page-faq .check-box:checked + .check-label .check-title {
  color: var(--rock);
}

.page-faq .check-box:checked + .check-label .check-path,
.page-faq .check-box:checked + .check-label .check-no {
  opacity: 0.6;
}

/* ---------- 02 questions ---------- */
.page-faq .group-tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  margin: 0 0 clamp(18px, 3vw, 28px);
  padding-bottom: 6px;
  scrollbar-width: thin;
}

.page-faq .group-tabs a {
  flex: 0 0 auto;
  padding: 7px 15px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--deep);
  font-size: 13.5px;
  text-decoration: none;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-faq .group-tabs a:hover,
.page-faq .group-tabs a:focus-visible {
  border-color: var(--coral);
  color: var(--coral);
}

.page-faq .qa-group {
  margin-bottom: clamp(26px, 4vw, 42px);
  scroll-margin-top: 92px;
}

.page-faq .qa-group:last-child {
  margin-bottom: 0;
}

.page-faq .qa-group-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(17px, 2.4vw, 21px);
  line-height: 1.4;
  color: var(--deep);
}

.page-faq .qa-group-title .mono {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--coral);
  border: 1px solid rgba(242, 101, 63, 0.45);
  border-radius: 2px;
  padding: 2px 6px;
}

.page-faq .qa-item {
  position: relative;
  margin-bottom: 9px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 2px;
  overflow: hidden;
  transition: border-color 0.2s var(--ease);
}

.page-faq .qa-item::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 14px;
  height: 14px;
  background: linear-gradient(225deg, var(--sand) 50%, transparent 50%);
  opacity: 0.85;
  pointer-events: none;
}

.page-faq .qa-item[open] {
  border-color: rgba(216, 168, 85, 0.8);
}

.page-faq .qa-q {
  position: relative;
  display: block;
  padding: 14px 46px 14px 16px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.65;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .qa-q::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 13px;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.4;
  color: var(--coral);
}

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

.page-faq .qa-q:hover {
  color: var(--deep);
}

.page-faq .qa-q .qa-idx {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  color: var(--sand);
  margin-right: 8px;
  font-weight: 400;
}

.page-faq .qa-a {
  padding: 0 18px 18px;
}

.page-faq .qa-a p {
  margin: 0;
  max-width: 34em;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--rock);
  border-top: 1px dashed var(--line);
  padding-top: 14px;
}

/* ---------- 03 device ---------- */
.page-faq .faq-device {
  background:
    radial-gradient(circle at 12% 92%, rgba(242, 101, 63, 0.16), transparent 55%),
    linear-gradient(150deg, var(--deep) 0%, var(--night) 88%);
  color: var(--paper);
}

.page-faq .device-grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-faq .device-index {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--coral-soft);
  margin-bottom: 8px;
}

.page-faq .device-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 3.6vw, 32px);
  line-height: 1.3;
  margin: 0 0 12px;
  color: var(--paper);
}

.page-faq .device-lead {
  margin: 0 0 clamp(18px, 3vw, 26px);
  max-width: 32em;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(246, 241, 231, 0.8);
}

.page-faq .device-steps {
  list-style: none;
  counter-reset: dstep;
  margin: 0 0 clamp(20px, 3vw, 28px);
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .device-steps li {
  position: relative;
  padding-left: 42px;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(246, 241, 231, 0.88);
}

.page-faq .device-steps li::before {
  counter-increment: dstep;
  content: counter(dstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  padding: 2px 5px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--coral-soft);
  border: 1px solid rgba(242, 101, 63, 0.55);
  border-radius: 2px;
}

.page-faq .device-figure {
  margin: 0;
}

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

.page-faq .device-figure .media-caption {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: rgba(246, 241, 231, 0.6);
}

/* ---------- 04 fallback ---------- */
.page-faq .fallback-rail {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(20px, 3vw, 30px);
  counter-reset: none;
}

.page-faq .fallback-rail li {
  position: relative;
  padding-left: 38px;
}

.page-faq .rail-num {
  position: absolute;
  left: 0;
  top: 1px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border: 1px solid var(--coral);
  border-radius: 50%;
  background: var(--paper);
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--coral);
  letter-spacing: 0.04em;
}

.page-faq .rail-title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 17px;
  line-height: 1.4;
  color: var(--deep);
}

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

.page-faq .fallback-more {
  margin: clamp(24px, 4vw, 36px) 0 0;
  padding-top: clamp(16px, 2.5vw, 22px);
  border-top: 1px solid var(--line);
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--rock);
}

.page-faq .fallback-more a {
  color: var(--deep);
  text-decoration: none;
  border-bottom: 1px solid var(--coral);
  padding-bottom: 1px;
}

.page-faq .fallback-more a:hover,
.page-faq .fallback-more a:focus-visible {
  color: var(--coral);
}

/* ---------- Responsive ---------- */
@media (min-width: 760px) {
  .page-faq .checklist {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(14px, 2.2vw, 26px);
    row-gap: 9px;
    align-items: start;
  }

  .page-faq .faq-figure img {
    aspect-ratio: 2.6 / 1;
  }

  .page-faq .qa-a {
    padding-left: 22px;
    padding-right: 28px;
  }

  .page-faq .fallback-rail {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(20px, 3vw, 40px);
    position: relative;
  }

  .page-faq .fallback-rail::before {
    content: "";
    position: absolute;
    top: 12px;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, var(--coral), var(--sand) 52%, var(--mist));
    opacity: 0.5;
  }

  .page-faq .fallback-rail li {
    padding-left: 0;
    padding-top: 42px;
  }

  .page-faq .rail-num {
    top: 0;
  }
}

@media (min-width: 900px) {
  .page-faq .hero-grid {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
    align-items: end;
  }

  .page-faq .device-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.86fr);
    align-items: center;
  }

  .page-faq .block-head {
    grid-template-columns: 72px minmax(0, 1fr);
    column-gap: 18px;
    align-items: start;
  }

  .page-faq .block-head .index-num {
    grid-row: 1 / span 2;
    padding-top: 6px;
    text-align: right;
    border-right: 1px solid var(--line);
    padding-right: 14px;
  }

  .page-faq .checklist {
    column-gap: clamp(20px, 3vw, 34px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .check-label,
  .page-faq .check-label::before,
  .page-faq .check-label::after,
  .page-faq .check-title,
  .page-faq .check-path,
  .page-faq .hero-jumps a,
  .page-faq .group-tabs a,
  .page-faq .qa-item {
    transition: none;
  }
}
<<<END>>>