.page-faq {
  --faq-toc-w: 236px;
  --faq-lime-soft: rgba(200, 255, 61, 0.12);
  background: var(--ink);
  color: var(--white);
  padding-bottom: 64px;
}

.page-faq .faq-shell {
  max-width: 1080px;
  margin: 0 auto;
}

.page-faq .faq-head {
  padding: 30px 0 30px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-kicker {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 22px 0 18px;
}

.page-faq .faq-kicker .mono {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-faq .faq-head h1 {
  margin: 0;
  font-size: clamp(28px, 6.2vw, 54px);
  line-height: 1.06;
  font-weight: 900;
  letter-spacing: -0.02em;
  transform: skewX(-5deg);
  transform-origin: left bottom;
  max-width: 15em;
}

.page-faq .faq-lead {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.65;
  color: var(--muted);
}

.page-faq .faq-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  padding-top: 34px;
}

.page-faq .toc-title {
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-faq .faq-toc ol {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-faq .toc-link {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 8px;
  padding: 12px 6px 12px 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: var(--white);
  transition: color 0.15s var(--ease), padding-left 0.15s var(--ease);
}

.page-faq .toc-idx {
  padding-top: 3px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--orange);
}

.page-faq .toc-text {
  font-size: 14px;
  line-height: 1.45;
}

.page-faq .toc-text small {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  line-height: 1.45;
  color: var(--muted);
}

.page-faq .toc-link:hover,
.page-faq .toc-link:focus-visible {
  color: var(--orange);
  padding-left: 4px;
}

.page-faq .toc-link:focus-visible {
  outline: 1px solid var(--orange);
  outline-offset: 2px;
}

.page-faq .step {
  position: relative;
  background: var(--steel);
  border: 1px solid var(--line);
  padding: clamp(20px, 3.2vw, 32px);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-faq .step::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: transparent;
  transition: background-color 0.2s var(--ease);
}

.page-faq .step.is-current::before {
  background: var(--orange);
}

.page-faq .step + .step {
  margin-top: 20px;
}

.page-faq .step-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}

.page-faq .step-num {
  font-family: var(--mono);
  font-size: clamp(26px, 4.6vw, 38px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--orange);
}

.page-faq .step h2 {
  margin: 0;
  font-size: clamp(19px, 2.6vw, 26px);
  line-height: 1.2;
  font-weight: 700;
}

.page-faq .step-sub {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.55;
  color: var(--muted);
}

.page-faq .step-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
}

.page-faq .step-list > li {
  position: relative;
  padding: 0 0 20px 40px;
}

.page-faq .step-list > li:last-child {
  padding-bottom: 0;
}

.page-faq .step-list > li::before {
  content: "";
  position: absolute;
  left: 11px;
  top: 28px;
  bottom: 4px;
  width: 1px;
  background: var(--line);
}

.page-faq .step-list > li:last-child::before {
  display: none;
}

.page-faq .step-list .n {
  position: absolute;
  left: 0;
  top: 0;
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  border: 1px solid var(--orange);
  color: var(--orange);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
}

.page-faq .step-list h3 {
  margin: 2px 0 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--white);
}

.page-faq .step-list p {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}

.page-faq .step-figure {
  margin: 24px 0 0;
  border: 1px solid var(--line);
  background: var(--grid);
}

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

.page-faq .step-figure figcaption {
  padding: 10px 12px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  line-height: 1.5;
  color: var(--muted);
}

.page-faq .step-note {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
  border-left: 1px solid var(--line);
  padding-left: 12px;
}

.page-faq .step-cta {
  margin: 22px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq .fields {
  margin-top: 24px;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.page-faq .fields summary {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  list-style: none;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--orange);
}

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

.page-faq .fields summary::after {
  content: "＋";
  font-family: var(--mono);
  color: var(--orange);
}

.page-faq .fields[open] summary::after {
  content: "－";
}

.page-faq .fields .table-scroll {
  margin-top: 12px;
}

.page-faq .season-scale {
  margin: 24px 0 0;
  padding: 14px;
  border: 1px solid var(--line);
  background: var(--grid);
}

.page-faq .scale-track {
  position: relative;
  height: 56px;
  border: 1px solid var(--line);
  background: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 22px);
}

.page-faq .scale-mark {
  position: absolute;
  bottom: 8px;
  height: 8px;
}

.page-faq .scale-mark--one {
  left: 6%;
  width: 9%;
  background: var(--orange);
}

.page-faq .scale-mark--span {
  left: 30%;
  width: 26%;
  background: var(--blue);
}

.page-faq .scale-mark--custom {
  left: 66%;
  width: 22%;
  background: var(--lime);
}

.page-faq .scale-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 10px 0 0;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
}

.page-faq .scale-legend i {
  display: inline-block;
  width: 14px;
  height: 3px;
  margin-right: 6px;
  vertical-align: middle;
}

.page-faq .lg--one i {
  background: var(--orange);
}

.page-faq .lg--span i {
  background: var(--blue);
}

.page-faq .lg--custom i {
  background: var(--lime);
}

.page-faq .scale-ways {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-faq .scale-ways li {
  background: var(--ink);
  padding: 16px;
}

.page-faq .scale-ways h3 {
  margin: 0 0 8px;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--orange);
}

.page-faq .scale-ways p {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

.page-faq .sync-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  margin-top: 24px;
}

.page-faq .check-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-faq .check-list li {
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr);
  gap: 10px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
}

.page-faq .check-list li > span:first-child {
  display: block;
  width: 12px;
  height: 1px;
  margin-top: 11px;
  background: var(--blue);
}

.page-faq .check-list b {
  color: var(--white);
  font-weight: 600;
}

.page-faq .step-figure--sync {
  margin: 0;
}

.page-faq .rem-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-faq .rem-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  align-items: start;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .rem-name {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--white);
  cursor: pointer;
}

.page-faq .rem-note {
  margin: 5px 0 0;
  font-size: 13px;
  line-height: 1.55;
  color: var(--muted);
}

.page-faq .rem-toggle {
  appearance: none;
  -webkit-appearance: none;
  position: relative;
  width: 46px;
  height: 24px;
  margin: 2px 0 0;
  border: 1px solid var(--line);
  background: var(--ink);
  cursor: pointer;
  transition: border-color 0.15s var(--ease), background-color 0.15s var(--ease);
}

.page-faq .rem-toggle::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  background: var(--muted);
  transition: transform 0.15s var(--ease), background-color 0.15s var(--ease);
}

.page-faq .rem-toggle:checked {
  border-color: var(--lime);
  background: var(--faq-lime-soft);
}

.page-faq .rem-toggle:checked::after {
  transform: translateX(22px);
  background: var(--lime);
}

.page-faq .rem-toggle:focus-visible {
  outline: 1px solid var(--orange);
  outline-offset: 2px;
}

.page-faq .fix-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .fix-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
}

.page-faq .fix-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 1px;
  background: var(--orange);
}

.page-faq .faq-next {
  margin-top: 44px;
}

.page-faq .next-title {
  margin: 0 0 16px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-faq .next-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-faq .next-link {
  display: block;
  padding: 18px;
  background: var(--ink);
  text-decoration: none;
  color: var(--white);
  transition: background-color 0.15s var(--ease);
}

.page-faq .next-link:hover,
.page-faq .next-link:focus-visible {
  background: var(--steel);
}

.page-faq .next-link:focus-visible {
  outline: 1px solid var(--orange);
  outline-offset: -1px;
}

.page-faq .next-link span {
  display: block;
  margin-bottom: 8px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--orange);
}

.page-faq .next-link strong {
  display: block;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
}

.page-faq .next-link small {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  line-height: 1.55;
  color: var(--muted);
}

@media (max-width: 1023px) {
  .page-faq .faq-toc ol {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    border-top: 0;
    padding-bottom: 8px;
    -webkit-overflow-scrolling: touch;
  }

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

  .page-faq .toc-link {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
    min-width: 156px;
    padding: 10px 12px;
    border: 1px solid var(--line);
  }

  .page-faq .toc-idx {
    padding-top: 0;
  }

  .page-faq .toc-text small {
    display: none;
  }

  .page-faq .toc-link:hover,
  .page-faq .toc-link:focus-visible {
    padding-left: 12px;
  }
}

@media (min-width: 720px) {
  .page-faq .scale-ways {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 860px) {
  .page-faq .sync-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 28px;
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-head {
    padding: 34px 0 34px;
  }

  .page-faq .faq-body {
    grid-template-columns: var(--faq-toc-w) minmax(0, 1fr);
    gap: clamp(32px, 4vw, 60px);
    align-items: start;
    padding-top: 40px;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: calc(var(--header-h) + 20px);
    align-self: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .toc-link,
  .page-faq .step::before,
  .page-faq .rem-toggle,
  .page-faq .rem-toggle::after,
  .page-faq .next-link {
    transition: none;
  }

  .page-faq .faq-head h1 {
    transform: none;
  }
}