.page-disclaimer {
  --u-line: rgba(255, 255, 255, 0.1);
  --u-line-soft: rgba(154, 184, 176, 0.24);
  --u-glow: rgba(53, 241, 200, 0.14);
  background: var(--ink-1);
  color: var(--paper);
  overflow-x: hidden;
}

.page-disclaimer .usage-hero {
  position: relative;
  isolation: isolate;
  padding-block: clamp(1.6rem, 4vw, 2.6rem) clamp(2.4rem, 6vw, 4.4rem);
  background:
    radial-gradient(120% 95% at 8% 0%, #0d2a22 0%, rgba(7, 23, 19, 0.9) 58%, var(--ink-1) 100%);
}

.page-disclaimer .usage-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  opacity: 0.34;
}

.page-disclaimer .usage-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-disclaimer .usage-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(3, 11, 9, 0.45) 0%, rgba(7, 23, 19, 0.72) 55%, var(--ink-1) 100%);
}

.page-disclaimer .usage-hero__inner {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.page-disclaimer .usage-hero__inner .display {
  max-width: 18ch;
  margin: 0;
}

.page-disclaimer .usage-hero__inner .lede {
  max-width: 56ch;
  color: var(--mist);
}

.page-disclaimer .usage-stats {
  margin-top: 0.8rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1px;
  background: var(--u-line-soft);
  border: 1px solid var(--u-line-soft);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.page-disclaimer .usage-stats .stat {
  background: rgba(13, 42, 34, 0.72);
  padding: 0.9rem 1rem;
  border-radius: 0;
}

.page-disclaimer .usage-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.6rem, 4vw, 2.6rem);
  padding-block: clamp(2.2rem, 6vw, 4.5rem);
}

.page-disclaimer .usage-toc {
  align-self: start;
  padding: 1rem 1.1rem;
  border: 1px solid var(--glass-line);
  border-radius: var(--radius);
  background: var(--glass);
  backdrop-filter: blur(10px);
}

.page-disclaimer .usage-toc__title {
  margin: 0 0 0.7rem;
  font-family: var(--font-data);
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-disclaimer .usage-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.35rem;
}

.page-disclaimer .usage-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.4rem 0.45rem;
  border-radius: var(--radius-sm);
  color: var(--paper);
  font-size: 0.9rem;
  line-height: 1.4;
  text-decoration: none;
  transition: background var(--speed) ease, color var(--speed) ease;
}

.page-disclaimer .usage-toc__list a:hover,
.page-disclaimer .usage-toc__list a:focus-visible {
  background: var(--u-glow);
  color: var(--cyan);
}

.page-disclaimer .usage-toc__num {
  font-family: var(--font-data);
  font-size: 0.82rem;
  color: var(--cyan);
  flex: none;
}

.page-disclaimer .usage-clause {
  padding-block: clamp(1.6rem, 4vw, 2.6rem);
  border-top: 1px solid var(--u-line);
  scroll-margin-top: calc(var(--header-h) + 2rem);
}

.page-disclaimer .usage-clause:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-disclaimer .clause__head {
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
  margin-bottom: 1rem;
}

.page-disclaimer .clause__num {
  font-family: var(--font-data);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.5rem, 3.4vw, 2.2rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan);
  flex: none;
}

.page-disclaimer .clause__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.3rem, 2.6vw, 1.85rem);
  letter-spacing: -0.01em;
  line-height: 1.25;
}

.page-disclaimer .clause__body .prose {
  max-width: 70ch;
}

.page-disclaimer .clause__body .prose + .prose,
.page-disclaimer .clause__body .prose + .usage-list,
.page-disclaimer .clause__body .usage-list + .prose,
.page-disclaimer .clause__body .prose + .usage-steps,
.page-disclaimer .clause__body .usage-steps + .prose,
.page-disclaimer .clause__body .prose + .usage-contact,
.page-disclaimer .clause__body .usage-contact + .prose {
  margin-top: 1rem;
}

.page-disclaimer .clause__body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-line);
  transition: color var(--speed) ease, border-color var(--speed) ease;
}

.page-disclaimer .clause__body a:hover,
.page-disclaimer .clause__body a:focus-visible {
  color: var(--cyan-soft);
  border-color: var(--cyan-soft);
}

.page-disclaimer .usage-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-disclaimer .usage-list li {
  position: relative;
  padding-left: 1.15rem;
  line-height: 1.75;
  color: var(--paper);
}

.page-disclaimer .usage-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85em;
  width: 0.55rem;
  height: 1px;
  background: var(--cyan);
}

.page-disclaimer .usage-list strong {
  color: var(--cyan-soft);
  font-weight: 600;
}

.page-disclaimer .usage-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.1rem;
  counter-reset: usage-step;
  border-left: 2px solid var(--flame-line);
}

.page-disclaimer .usage-steps li {
  padding: 0.5rem 0 0.5rem 1rem;
  line-height: 1.75;
  color: var(--paper);
}

.page-disclaimer .usage-steps__n {
  display: inline-block;
  min-width: 4.2rem;
  margin-right: 0.5rem;
  font-family: var(--font-data);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--flame-soft);
}

.page-disclaimer .usage-fold {
  margin-top: 1.2rem;
  padding: 0.15rem 1rem;
  border: 1px solid var(--glass-line);
  border-radius: var(--radius-sm);
  background: var(--glass);
}

.page-disclaimer .usage-fold summary {
  cursor: pointer;
  list-style: none;
  padding: 0.75rem 0;
  font-weight: 600;
  color: var(--paper);
}

.page-disclaimer .usage-fold summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .usage-fold summary::after {
  content: "＋";
  float: right;
  font-family: var(--font-data);
  color: var(--cyan);
}

.page-disclaimer .usage-fold[open] summary::after {
  content: "－";
}

.page-disclaimer .usage-fold[open] summary {
  color: var(--cyan);
}

.page-disclaimer .usage-fold p {
  margin: 0 0 0.9rem;
  color: var(--mist);
  line-height: 1.75;
  max-width: 68ch;
}

.page-disclaimer .note {
  margin-top: 1.2rem;
  max-width: 62ch;
}

.page-disclaimer .usage-mail {
  font-family: var(--font-data);
  color: var(--cyan);
  word-break: break-all;
}

.page-disclaimer .usage-tel {
  font-family: var(--font-data);
  font-variant-numeric: tabular-nums;
  color: var(--cyan);
  letter-spacing: 0.02em;
}

.page-disclaimer .usage-contact {
  margin: 0;
  display: grid;
  gap: 0;
  border: 1px solid var(--u-line);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.page-disclaimer .usage-contact__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.2rem;
  padding: 0.85rem 1rem;
  background: rgba(13, 42, 34, 0.55);
}

.page-disclaimer .usage-contact__row + .usage-contact__row {
  border-top: 1px solid var(--u-line);
}

.page-disclaimer .usage-contact dt {
  font-family: var(--font-data);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-disclaimer .usage-contact dd {
  margin: 0;
  color: var(--paper);
  line-height: 1.7;
}

.page-disclaimer .usage-tail {
  position: relative;
  margin-top: clamp(1.5rem, 4vw, 3rem);
  padding-block: clamp(2rem, 5vw, 3.4rem);
  border-top: 3px solid var(--flame);
  background: linear-gradient(115deg, #0d2a22 0%, #071713 52%, #0d2a22 100%);
}

.page-disclaimer .usage-tail__inner {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.page-disclaimer .usage-tail__text .title-l {
  margin: 0.35rem 0 0.6rem;
  max-width: 22ch;
}

.page-disclaimer .usage-tail__text .prose {
  max-width: 46ch;
  color: var(--mist);
}

.page-disclaimer .usage-tail__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

@media (min-width: 720px) {
  .page-disclaimer .usage-contact__row {
    grid-template-columns: 8rem minmax(0, 1fr);
    align-items: baseline;
    gap: 1rem;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .usage-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4rem);
  }

  .page-disclaimer .usage-toc {
    position: sticky;
    top: calc(var(--header-h) + 1.5rem);
  }

  .page-disclaimer .usage-toc__list {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-disclaimer .usage-tail__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 3rem;
  }

  .page-disclaimer .usage-tail__actions {
    flex: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .usage-toc__list a {
    transition: none;
  }
}