.page-disclaimer .usage-hero {
  position: relative;
  width: min(var(--shell-max), 100% - 36px);
  margin: 12px auto 0;
  padding: 28px 20px 34px;
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  background:
    radial-gradient(115% 130% at 86% -12%, var(--grass-dim), transparent 58%),
    linear-gradient(158deg, var(--ink-800) 0%, var(--ink-950) 78%);
  overflow: hidden;
}

.page-disclaimer .usage-hero::before {
  content: "";
  position: absolute;
  right: -70px;
  bottom: -130px;
  width: 300px;
  height: 300px;
  border: 1px dashed var(--line);
  border-radius: 50%;
  pointer-events: none;
}

.page-disclaimer .usage-hero__grid {
  position: relative;
  display: grid;
  gap: 26px;
}

.page-disclaimer .usage-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-title);
  font-size: clamp(26px, 6.5vw, 46px);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--silver);
}

.page-disclaimer .usage-hero__lede {
  margin: 16px 0 0;
  max-width: 60ch;
}

.page-disclaimer .usage-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .usage-hero__meta li {
  padding: 6px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(5, 15, 12, 0.55);
  color: var(--mist);
  font-size: 13px;
  line-height: 1.5;
}

.page-disclaimer .usage-hero__visual {
  margin: 0;
  border: 1px solid var(--line);
}

.page-disclaimer .usage-hero__visual .figure__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-disclaimer img {
  max-width: 100%;
}

.page-disclaimer .usage-main {
  padding: 44px 0 76px;
}

.page-disclaimer .usage-layout {
  display: grid;
  gap: 22px;
}

.page-disclaimer .usage-toc {
  align-self: start;
  min-width: 0;
  padding: 14px 14px 12px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--ink-800);
}

.page-disclaimer .usage-toc__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--mist);
}

.page-disclaimer .usage-toc__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
}

.page-disclaimer .usage-toc__list li {
  flex: 0 0 auto;
}

.page-disclaimer .usage-toc__list a {
  display: block;
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--mist);
  font-size: 13.5px;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.page-disclaimer .usage-toc__list a:hover,
.page-disclaimer .usage-toc__list a:focus-visible {
  color: var(--grass);
  border-color: var(--grass-line);
  background: var(--grass-dim);
}

.page-disclaimer .usage-doc {
  min-width: 0;
  display: grid;
  gap: 20px;
}

.page-disclaimer .usage-card {
  padding: 22px 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(178deg, var(--ink-800) 0%, var(--ink-900) 100%);
  scroll-margin-top: 92px;
}

.page-disclaimer .usage-card__no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--grass);
}

.page-disclaimer .usage-card__title {
  margin: 8px 0 14px;
  font-family: var(--font-title);
  font-size: clamp(20px, 3.2vw, 26px);
  font-weight: 800;
  line-height: 1.3;
  color: var(--silver);
}

.page-disclaimer .usage-card p {
  margin: 0 0 12px;
  color: var(--mist);
  font-size: 15.5px;
  line-height: 1.8;
}

.page-disclaimer .usage-card p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .usage-card a {
  color: var(--grass);
  text-decoration: none;
  border-bottom: 1px solid var(--grass-line);
}

.page-disclaimer .usage-card a:hover,
.page-disclaimer .usage-card a:focus-visible {
  border-bottom-color: var(--grass);
}

.page-disclaimer .rule-list {
  display: grid;
  gap: 10px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .rule-list li {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  font-size: 15px;
  line-height: 1.72;
  color: var(--silver);
}

.page-disclaimer .rule-ico {
  flex: none;
  margin-top: 4px;
}

.page-disclaimer .rule-ico--ok {
  color: var(--grass);
}

.page-disclaimer .rule-ico--no {
  color: var(--red);
}

.page-disclaimer .rule-group__label {
  margin: 20px 0 0;
  font-family: var(--font-title);
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--silver);
}

.page-disclaimer .rule-note {
  margin: 18px 0 0;
  padding: 14px 16px;
  border: 1px solid rgba(244, 208, 63, 0.34);
  border-radius: var(--r-md);
  background: var(--yellow-dim);
  color: var(--silver);
  font-size: 14.5px;
  line-height: 1.78;
}

.page-disclaimer .rule-note strong {
  color: var(--yellow);
  font-weight: 700;
}

.page-disclaimer .rule-note--amber {
  border-color: rgba(245, 165, 36, 0.32);
  background: var(--amber-dim);
}

.page-disclaimer .rule-note--amber strong {
  color: var(--amber);
}

.page-disclaimer .rule-more {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
}

.page-disclaimer .rule-more > summary {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-title);
  font-size: 14.5px;
  font-weight: 700;
  color: var(--grass);
}

.page-disclaimer .rule-more > summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .rule-more > summary::before {
  content: "";
  width: 8px;
  height: 8px;
  margin-left: 2px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(-45deg);
  transition: transform 0.2s ease;
}

.page-disclaimer .rule-more[open] > summary::before {
  transform: rotate(45deg);
}

.page-disclaimer .rule-more > p {
  margin: 12px 0 0;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.8;
}

.page-disclaimer .usage-links {
  margin-top: 6px;
  padding: 24px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--ink-800);
}

.page-disclaimer .usage-links__title {
  margin: 0 0 16px;
  font-family: var(--font-title);
  font-size: 19px;
  font-weight: 800;
  color: var(--silver);
}

.page-disclaimer .usage-links__grid {
  display: grid;
  gap: 10px;
}

.page-disclaimer .usage-link {
  display: block;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  text-decoration: none;
  transition: border-color 0.22s ease, transform 0.22s ease, background-color 0.22s ease;
}

.page-disclaimer .usage-link:hover,
.page-disclaimer .usage-link:focus-visible {
  border-color: var(--grass-line);
  background: var(--grass-dim);
  transform: translateY(-2px);
}

.page-disclaimer .usage-link__k {
  display: block;
  font-family: var(--font-title);
  font-size: 15.5px;
  font-weight: 700;
  color: var(--grass);
}

.page-disclaimer .usage-link__v {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-disclaimer [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.28s ease, transform 0.28s ease;
  transition-delay: var(--reveal-delay, 0ms);
}

.page-disclaimer [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

@media (min-width: 700px) {
  .page-disclaimer .usage-card {
    padding: 30px 32px 32px;
  }
}

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

@media (min-width: 880px) {
  .page-disclaimer .usage-hero {
    padding: 44px 44px 48px;
  }

  .page-disclaimer .usage-hero__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: center;
    gap: 44px;
  }
}

@media (min-width: 1000px) {
  .page-disclaimer .usage-layout {
    grid-template-columns: minmax(0, 1fr) 214px;
    gap: 46px;
  }

  .page-disclaimer .usage-doc {
    order: 1;
  }

  .page-disclaimer .usage-toc {
    order: 2;
    position: sticky;
    top: 96px;
    padding: 18px 16px;
  }

  .page-disclaimer .usage-toc__list {
    display: block;
    overflow: visible;
    padding: 0;
  }

  .page-disclaimer .usage-toc__list li + li {
    margin-top: 4px;
  }

  .page-disclaimer .usage-toc__list a {
    padding: 6px 0 6px 12px;
    border: 0;
    border-left: 2px solid var(--line);
    border-radius: 0;
    white-space: normal;
  }

  .page-disclaimer .usage-toc__list a:hover,
  .page-disclaimer .usage-toc__list a:focus-visible {
    border-left-color: var(--grass);
    background: transparent;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-disclaimer .usage-link,
  .page-disclaimer .rule-more > summary::before,
  .page-disclaimer .usage-toc__list a {
    transition: none;
  }
}