.page-faq {
  --faq-line: rgba(11, 15, 14, 0.12);
  --faq-line-soft: rgba(11, 15, 14, 0.07);
  background: var(--paper-50);
  color: var(--ink-950);
}

.page-faq .faq-shell {
  width: 100%;
  max-width: var(--shell-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(20px, 4vw, 36px) clamp(40px, 6vw, 76px);
  background:
    radial-gradient(circle at 84% 14%, rgba(79, 122, 106, 0.18), transparent 48%),
    radial-gradient(circle at 6% 92%, rgba(200, 164, 93, 0.16), transparent 44%),
    var(--paper-50);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -120px;
  bottom: -160px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  border: 1px solid rgba(79, 122, 106, 0.22);
  pointer-events: none;
}

.page-faq .faq-hero-grid {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
  align-items: center;
  margin-top: clamp(18px, 3vw, 30px);
}

.page-faq .faq-hero-title {
  margin: 0 0 20px;
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(2.3rem, 6.4vw, 4.5rem);
  line-height: 1.1;
  letter-spacing: 0.01em;
  color: var(--ink-950);
}

.page-faq .faq-hero-lede {
  margin: 0;
  max-width: 60ch;
  font-family: var(--font-sans);
  font-size: clamp(1rem, 1.8vw, 1.125rem);
  line-height: 1.85;
  color: var(--pine-900);
}

.page-faq .faq-hero-figure {
  margin: 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(79, 122, 106, 0.2);
}

.page-faq .faq-hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-faq .faq-shortcuts {
  padding-block: clamp(34px, 5vw, 58px);
  background: #fff;
  border-block: 1px solid var(--faq-line-soft);
}

.page-faq .faq-shortcuts-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 18px;
  margin-bottom: clamp(18px, 3vw, 26px);
}

.page-faq .faq-shortcuts-title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(1.25rem, 2.6vw, 1.625rem);
  letter-spacing: 0.02em;
  color: var(--ink-950);
}

.page-faq .faq-shortcuts-note {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--slate-500);
}

.page-faq .faq-shortcuts-grid {
  display: grid;
  gap: 14px;
}

.page-faq .faq-shortcut {
  display: block;
  padding: 20px 24px 22px;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-lg);
  background: var(--paper-50);
  text-decoration: none;
  transition: transform 0.26s var(--ease), box-shadow 0.26s var(--ease), border-color 0.26s var(--ease), background-color 0.26s var(--ease);
}

.page-faq .faq-shortcut:hover {
  transform: translateY(-3px);
  background: #fff;
  border-color: var(--celadon-300);
  box-shadow: var(--shadow-card);
}

.page-faq .faq-shortcut:focus-visible {
  outline: 3px solid var(--focus-400);
  outline-offset: 3px;
}

.page-faq .faq-shortcut-num {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--cinnabar-600);
}

.page-faq .faq-shortcut-label {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.0625rem;
  font-weight: 500;
  line-height: 1.5;
  color: var(--ink-950);
}

.page-faq .faq-shortcut-desc {
  display: block;
  margin-top: 6px;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--slate-500);
}

.page-faq .faq-band {
  padding-block: clamp(26px, 4vw, 40px);
  background: var(--celadon-50);
  border-bottom: 1px solid var(--faq-line-soft);
}

.page-faq .faq-band-grid {
  display: grid;
  gap: 20px;
}

.page-faq .faq-band-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-left: 16px;
  border-left: 2px solid var(--gold-500);
}

.page-faq .faq-band-value {
  font-family: var(--font-mono);
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  line-height: 1.2;
  color: var(--celadon-600);
}

.page-faq .faq-band-label {
  font-size: 0.8125rem;
  line-height: 1.65;
  letter-spacing: 0.02em;
  color: var(--slate-500);
}

.page-faq .faq-body {
  padding-block: clamp(34px, 5vw, 76px);
}

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

.page-faq .faq-index {
  padding: 20px 18px;
  border: 1px solid var(--celadon-300);
  border-radius: var(--radius-lg);
  background: var(--celadon-50);
}

.page-faq .faq-index-title {
  margin: 0 0 12px;
  padding-left: 12px;
  color: var(--celadon-600);
}

.page-faq .faq-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .faq-index-link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--pine-900);
  font-size: 0.9375rem;
  line-height: 1.5;
  text-decoration: none;
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-faq .faq-index-link:hover {
  background: #fff;
  color: var(--celadon-600);
}

.page-faq .faq-index-link:focus-visible {
  outline: 3px solid var(--focus-400);
  outline-offset: 2px;
}

.page-faq .faq-index-num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  color: var(--celadon-600);
}

.page-faq .faq-index-text {
  min-width: 0;
}

.page-faq .faq-group {
  scroll-margin-top: calc(var(--header-h) + 24px);
  margin-bottom: clamp(34px, 5vw, 60px);
}

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

.page-faq .faq-group-head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-group-num {
  flex: 0 0 auto;
  padding-top: 0.45em;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.16em;
  color: var(--cinnabar-600);
}

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

.page-faq .faq-group-title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(1.375rem, 3vw, 1.875rem);
  line-height: 1.35;
  letter-spacing: 0.02em;
  color: var(--ink-950);
}

.page-faq .faq-group-intro {
  margin: 8px 0 0;
  max-width: 64ch;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--slate-500);
}

.page-faq .faq-item {
  margin-bottom: 10px;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-md);
  background: #fff;
  transition: border-color 0.22s var(--ease), box-shadow 0.22s var(--ease);
}

.page-faq .faq-item[open] {
  border-color: var(--celadon-300);
  box-shadow: 0 12px 32px rgba(11, 15, 14, 0.07);
}

.page-faq .faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 17px 20px;
  border-radius: var(--radius-md);
  cursor: pointer;
  list-style: none;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--ink-950);
}

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

.page-faq .faq-q::marker {
  content: "";
}

.page-faq .faq-q:focus-visible {
  outline: 3px solid var(--focus-400);
  outline-offset: -3px;
}

.page-faq .faq-q::after {
  content: "";
  flex: 0 0 auto;
  width: 12px;
  height: 12px;
  margin-top: -4px;
  border-right: 2px solid var(--celadon-600);
  border-bottom: 2px solid var(--celadon-600);
  transform: rotate(45deg);
  transition: transform 0.26s var(--ease), border-color 0.26s var(--ease);
}

.page-faq .faq-item[open] .faq-q::after {
  margin-top: 2px;
  transform: rotate(-135deg);
  border-color: var(--cinnabar-600);
}

.page-faq .faq-item[open] .faq-q {
  border-bottom: 1px dashed var(--faq-line-soft);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.page-faq .faq-a {
  padding: 16px 20px 20px;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--slate-500);
}

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

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

.page-faq .faq-a a {
  color: var(--celadon-600);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-faq .faq-a a:hover {
  color: var(--pine-900);
}

.page-faq .faq-a a:focus-visible {
  outline: 3px solid var(--focus-400);
  outline-offset: 2px;
  border-radius: 2px;
}

.page-faq .faq-list {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .faq-list li {
  position: relative;
  padding-left: 22px;
}

.page-faq .faq-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--celadon-300);
}

.page-faq .faq-code {
  display: inline-block;
  max-width: 100%;
  padding: 2px 8px;
  border: 1px solid var(--celadon-300);
  border-radius: var(--radius-sm);
  background: var(--celadon-50);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--pine-900);
  word-break: break-all;
}

.page-faq .faq-figure {
  margin: 0 0 18px;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #fff;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-faq .faq-figure figcaption {
  padding: 10px 18px;
  border-top: 1px solid var(--faq-line-soft);
  background: var(--celadon-50);
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--slate-500);
}

@media (min-width: 640px) {
  .page-faq .faq-shortcuts-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-band-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }
}

@media (min-width: 960px) {
  .page-faq .faq-body-grid {
    grid-template-columns: 272px minmax(0, 1fr);
    align-items: start;
  }

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

@media (min-width: 1024px) {
  .page-faq .faq-shortcuts-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-shortcut,
  .page-faq .faq-item,
  .page-faq .faq-q::after,
  .page-faq .faq-index-link {
    transition: none;
  }

  .page-faq .faq-shortcut:hover {
    transform: none;
  }
}
<<<END>>>