.page-disclaimer {
  --notice-paper: #111934;
  --notice-paper-raise: #171E3D;
  --notice-ink: #B9C1D4;
  --notice-ink-strong: #E6E9F0;
  --notice-line: rgba(160, 166, 184, 0.18);
  position: relative;
  padding-bottom: 72px;
  overflow-x: hidden;
  color: var(--y-text);
}

.page-disclaimer .notice-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(28px, 5vw, 64px) 0 28px;
  margin-bottom: 20px;
}

.page-disclaimer .notice-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(57, 255, 20, 0.06) 0%, transparent 34%, rgba(255, 107, 0, 0.05) 100%);
  transform: skewX(-4deg);
  border-top: 1px solid var(--y-border);
  border-bottom: 1px solid var(--y-border);
  z-index: -1;
}

.page-disclaimer .notice-hero__deco {
  position: absolute;
  right: 0;
  top: 18px;
  font-family: var(--y-font-mono);
  font-size: 4.5rem;
  line-height: 1;
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 1px rgba(57, 255, 20, 0.4);
  opacity: 0.8;
  letter-spacing: 0.02em;
  z-index: -2;
  pointer-events: none;
}

.page-disclaimer .breadcrumb {
  margin-bottom: 26px;
}

.page-disclaimer .breadcrumb a {
  color: var(--y-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-disclaimer .breadcrumb a:hover,
.page-disclaimer .breadcrumb a:focus-visible {
  color: var(--y-accent);
}

.page-disclaimer .section-label {
  margin: 0 0 12px;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--y-accent);
  text-transform: uppercase;
}

.page-disclaimer h1 {
  margin: 0 0 16px;
  max-width: 12em;
  font-family: var(--y-font-head);
  font-weight: 900;
  font-style: italic;
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  line-height: 1.16;
  letter-spacing: 0.01em;
  color: var(--y-text);
}

.page-disclaimer .notice-hero__lead {
  max-width: 62ch;
  margin: 0;
  color: var(--notice-ink);
  font-size: 0.95rem;
  line-height: 1.8;
}

.page-disclaimer .notice-contrast-toggle {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  pointer-events: none;
}

.page-disclaimer .notice-contrast-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
  padding: 9px 14px;
  border: 1px solid var(--y-border);
  background: rgba(30, 36, 64, 0.7);
  color: var(--y-text);
  font-family: var(--y-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  cursor: pointer;
  user-select: none;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.page-disclaimer .notice-contrast-btn:hover {
  border-color: var(--y-accent);
  background: rgba(57, 255, 20, 0.06);
}

.page-disclaimer .notice-contrast-btn__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--y-muted);
  transition: background 0.2s ease, box-shadow 0.2s ease;
}

.page-disclaimer .notice-contrast-toggle:focus-visible ~ .notice-contrast-btn {
  outline: 2px solid var(--y-accent);
  outline-offset: 2px;
}

.page-disclaimer .notice-contrast-toggle:checked ~ .notice-contrast-btn {
  border-color: var(--y-accent);
  background: rgba(57, 255, 20, 0.08);
}

.page-disclaimer .notice-contrast-toggle:checked ~ .notice-contrast-btn .notice-contrast-btn__dot {
  background: var(--y-accent);
  box-shadow: 0 0 8px var(--y-accent);
}

.page-disclaimer .notice-layout {
  display: block;
}

.page-disclaimer .notice-file {
  position: relative;
  padding: 28px 20px 34px;
  background:
    repeating-linear-gradient(180deg, rgba(230, 233, 240, 0.022) 0 1px, transparent 1px 26px),
    linear-gradient(180deg, var(--notice-paper), var(--y-surface));
  border: 1px solid var(--y-border);
  box-shadow: 8px 8px 0 rgba(4, 7, 18, 0.45);
  overflow: hidden;
  transition: border-color 0.25s ease, background-color 0.25s ease;
}

.page-disclaimer .notice-file::before {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px solid rgba(230, 233, 240, 0.14);
  pointer-events: none;
}

.page-disclaimer .notice-file__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  padding-bottom: 14px;
  margin-bottom: 18px;
  border-bottom: 1px dashed var(--notice-line);
  font-family: var(--y-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--y-muted);
}

.page-disclaimer .notice-file__code {
  color: var(--y-accent);
  border: 1px solid var(--y-border);
  padding: 4px 8px;
  background: rgba(57, 255, 20, 0.05);
}

.page-disclaimer .notice-file__state::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--y-signal);
  margin-right: 6px;
  vertical-align: 2px;
}

.page-disclaimer .notice-toc {
  margin: 0 0 28px;
}

.page-disclaimer .notice-toc__label {
  margin: 0 0 8px;
  font-family: var(--y-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--y-muted);
  text-transform: uppercase;
}

.page-disclaimer .notice-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--y-border);
}

.page-disclaimer .notice-toc__item {
  border-bottom: 1px solid var(--y-border);
}

.page-disclaimer .notice-toc__link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 8px;
  color: var(--y-text);
  text-decoration: none;
  border-left: 3px solid transparent;
  transition: border-color 0.2s ease, background-color 0.2s ease, padding-left 0.2s ease;
}

.page-disclaimer .notice-toc__link:hover,
.page-disclaimer .notice-toc__link:focus-visible {
  border-left-color: var(--y-accent);
  background: rgba(57, 255, 20, 0.05);
  padding-left: 14px;
}

.page-disclaimer .notice-toc__num {
  font-family: var(--y-font-mono);
  font-size: 0.82rem;
  color: var(--y-signal);
}

.page-disclaimer .notice-toc__name {
  font-family: var(--y-font-head);
  font-weight: 700;
  font-size: 0.95rem;
}

.page-disclaimer .notice-section {
  position: relative;
  margin-bottom: 18px;
  border: 1px solid var(--y-border);
  background: rgba(11, 16, 38, 0.42);
  scroll-margin-top: 90px;
}

.page-disclaimer .notice-section:target {
  border-color: var(--y-accent);
  box-shadow: 0 0 0 1px rgba(57, 255, 20, 0.25);
}

.page-disclaimer .notice-section__title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 15px 16px;
  font-family: var(--y-font-head);
  font-weight: 900;
  font-size: 1.06rem;
  color: var(--y-text);
  background: rgba(255, 107, 0, 0.06);
  border-left: 3px solid var(--y-signal);
  transition: color 0.2s ease, background-color 0.2s ease;
}

.page-disclaimer .notice-section__idx {
  font-family: var(--y-font-mono);
  font-size: 0.74rem;
  line-height: 1.2;
  padding: 3px 7px;
  border: 1px solid var(--y-signal);
  color: var(--y-signal);
}

.page-disclaimer .notice-clause {
  border-top: 1px solid rgba(230, 233, 240, 0.08);
}

.page-disclaimer .notice-clause > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--y-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--y-muted);
  text-transform: uppercase;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.page-disclaimer .notice-clause > summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .notice-clause > summary:hover {
  background: rgba(57, 255, 20, 0.04);
}

.page-disclaimer .notice-clause > summary::after {
  content: "＋";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border: 1px solid var(--y-border);
  color: var(--y-accent);
  font-size: 0.85rem;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.page-disclaimer .notice-clause[open] > summary::after {
  content: "－";
  transform: rotate(180deg);
}

.page-disclaimer .notice-clause__body {
  padding: 12px 16px 18px;
  border-top: 1px dashed var(--notice-line);
  color: var(--notice-ink);
  font-size: 0.9rem;
  line-height: 1.85;
  transition: color 0.2s ease;
}

.page-disclaimer .notice-clause__body p {
  margin: 0 0 10px;
}

.page-disclaimer .notice-clause__body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .notice-clause__body a {
  color: var(--y-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-disclaimer .notice-clause__body a:hover,
.page-disclaimer .notice-clause__body a:focus-visible {
  color: var(--y-text);
}

.page-disclaimer .notice-section strong {
  color: var(--notice-ink-strong);
  font-weight: 700;
}

.page-disclaimer .notice-file__foot {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px dashed var(--notice-line);
  color: var(--notice-ink);
  font-size: 0.84rem;
  line-height: 1.7;
}

.page-disclaimer .notice-file__stamp {
  flex-shrink: 0;
  align-self: flex-start;
  border: 3px double var(--y-signal);
  color: var(--y-signal);
  font-family: var(--y-font-head);
  font-weight: 900;
  font-size: 1rem;
  letter-spacing: 0.22em;
  padding: 10px 14px;
  transform: rotate(-4deg);
  opacity: 0.75;
  background: rgba(255, 107, 0, 0.04);
  text-indent: 0.22em;
}

.page-disclaimer .notice-file__signoff {
  flex: 1;
  min-width: 240px;
}

.page-disclaimer .notice-file__signoff p {
  margin: 0 0 6px;
}

.page-disclaimer .notice-stamp-media {
  margin: 28px 0 24px;
  padding: 8px;
  background: var(--y-surface);
  border: 1px solid var(--y-border);
  transform: rotate(0.8deg);
  transition: border-color 0.25s ease, background-color 0.25s ease;
}

.page-disclaimer .notice-stamp-media__frame {
  position: relative;
  overflow: hidden;
  line-height: 0;
}

.page-disclaimer .notice-stamp-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.75) contrast(1.08);
}

.page-disclaimer .notice-stamp-media__mark {
  position: absolute;
  right: 14px;
  bottom: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 82px;
  height: 82px;
  border: 3px double var(--y-signal);
  border-radius: 50%;
  color: var(--y-signal);
  font-family: var(--y-font-head);
  font-weight: 900;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-indent: 0.18em;
  line-height: 1;
  transform: rotate(-10deg);
  background: rgba(11, 16, 38, 0.5);
}

.page-disclaimer .notice-stamp-media figcaption {
  margin-top: 8px;
  padding: 0 4px 2px;
  font-family: var(--y-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--y-muted);
  line-height: 1.5;
}

.page-disclaimer .notice-related {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 10px;
  padding-top: 8px;
}

.page-disclaimer .notice-related__title {
  margin: 0 0 4px;
  font-family: var(--y-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--y-muted);
  text-transform: uppercase;
}

.page-disclaimer .notice-related .btn {
  width: 100%;
  justify-content: flex-start;
  text-align: left;
}

.page-disclaimer .notice-contrast-toggle:checked ~ .notice-layout .notice-file,
.page-disclaimer .notice-contrast-toggle:checked ~ .notice-layout .notice-stamp-media {
  background-color: #060A1A;
  border-color: #4A5A85;
}

.page-disclaimer .notice-contrast-toggle:checked ~ .notice-layout .notice-clause__body,
.page-disclaimer .notice-contrast-toggle:checked ~ .notice-layout .notice-file__signoff {
  color: var(--y-text);
}

.page-disclaimer .notice-contrast-toggle:checked ~ .notice-layout .notice-clause > summary,
.page-disclaimer .notice-contrast-toggle:checked ~ .notice-layout .notice-section__title {
  color: var(--y-text);
}

@media (min-width: 900px) {
  .page-disclaimer .notice-hero {
    padding-top: 48px;
  }

  .page-disclaimer .notice-hero__deco {
    font-size: 6.5rem;
    top: 8px;
  }

  .page-disclaimer .notice-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    grid-template-areas:
      "file stamp"
      "file related";
    gap: 28px;
    align-items: start;
  }

  .page-disclaimer .notice-file {
    grid-area: file;
    padding: 40px 44px 44px;
  }

  .page-disclaimer .notice-stamp-media {
    grid-area: stamp;
    margin-top: 0;
  }

  .page-disclaimer .notice-related {
    grid-area: related;
    margin-top: 0;
  }
}