.page-disclaimer {
  --notice-gap: 48px;
  position: relative;
  background-color: var(--color-bg-main);
  color: var(--color-text-muted);
  padding: 8px 0 64px;
}

.page-disclaimer .notice-hero {
  position: relative;
  padding: 32px 20px 48px;
  overflow: hidden;
}

.page-disclaimer .notice-hero::before {
  content: "";
  position: absolute;
  top: -20%;
  right: -12%;
  width: 60%;
  height: 160%;
  background: repeating-linear-gradient(
    115deg,
    transparent 0 22px,
    rgba(0, 255, 135, 0.05) 22px 24px,
    transparent 24px 48px
  );
  transform: rotate(12deg);
  pointer-events: none;
}

.page-disclaimer .notice-hero-grid {
  position: relative;
  display: grid;
  gap: 26px;
}

.page-disclaimer .notice-crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 12px;
  color: var(--color-text-index);
  margin-bottom: 24px;
}

.page-disclaimer .notice-crumbs a {
  color: var(--color-text-index);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.page-disclaimer .notice-crumbs a:hover {
  color: var(--color-accent);
}

.page-disclaimer .crumb-current {
  color: var(--color-text-muted);
}

.page-disclaimer .notice-title-block h1 {
  font-size: 28px;
  line-height: 1.15;
  margin: 10px 0 16px;
  color: var(--color-text-main);
  font-weight: 900;
}

.page-disclaimer .chapter-tag {
  color: var(--color-accent);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-disclaimer .notice-lede {
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-text-muted);
  max-width: 60ch;
  margin: 0;
}

.page-disclaimer .notice-version {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 16px;
  padding: 6px 10px;
  font-size: 12px;
  color: var(--color-accent);
  background: rgba(0, 255, 135, 0.08);
  border: 1px solid rgba(0, 255, 135, 0.3);
}

.page-disclaimer .notice-toc {
  background: linear-gradient(135deg, var(--color-bg-tertiary), var(--color-bg-secondary));
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-gold);
  padding: 20px 20px 16px;
}

.page-disclaimer .toc-label {
  color: var(--color-gold);
  font-size: 12px;
  letter-spacing: 0.1em;
}

.page-disclaimer .toc-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}

.page-disclaimer .toc-list li + li {
  border-top: 1px solid var(--color-border);
}

.page-disclaimer .toc-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 11px 4px;
  color: var(--color-text-main);
  text-decoration: none;
  transition: color var(--transition-fast), padding-left var(--transition-fast), background var(--transition-fast);
}

.page-disclaimer .toc-list a:hover {
  color: var(--color-accent);
  background: rgba(0, 255, 135, 0.06);
  padding-left: 10px;
}

.page-disclaimer .toc-no {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-gold);
  min-width: 2em;
}

.page-disclaimer .notice-chapter {
  position: relative;
  margin: 0 16px var(--notice-gap);
  padding: 32px 20px 36px;
  background:
    linear-gradient(125deg, rgba(28, 61, 110, 0.4) 0%, transparent 55%),
    var(--color-bg-secondary);
  border-left: 3px solid var(--color-accent);
  overflow: hidden;
  transition: border-left-color var(--transition-fast);
}

.page-disclaimer .notice-chapter::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    120deg,
    transparent 0 18px,
    rgba(255, 255, 255, 0.02) 18px 19px,
    transparent 19px 36px
  );
  pointer-events: none;
}

.page-disclaimer .notice-chapter::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 120px;
  height: 8px;
  background: repeating-linear-gradient(
    135deg,
    var(--color-accent) 0 10px,
    transparent 10px 18px
  );
  opacity: 0.35;
  pointer-events: none;
}

.page-disclaimer .notice-chapter:hover {
  border-left-color: var(--color-gold);
}

.page-disclaimer .chapter-head {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding-bottom: 14px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
}

.page-disclaimer .chapter-head::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 72px;
  height: 2px;
  background: var(--color-accent);
}

.page-disclaimer .chapter-no {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-gold);
  color: var(--color-gold);
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
}

.page-disclaimer .chapter-title-wrap h2 {
  margin: 4px 0 0;
  font-size: 24px;
  font-weight: 900;
  line-height: 1.2;
  color: var(--color-text-main);
}

.page-disclaimer .chapter-sub {
  font-size: 11px;
  color: var(--color-text-index);
  letter-spacing: 0.08em;
}

.page-disclaimer .chapter-copy {
  position: relative;
}

.page-disclaimer .chapter-copy p {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.8;
}

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

.page-disclaimer .chapter-copy a:hover {
  color: var(--color-gold);
}

.page-disclaimer .chapter-note {
  font-size: 13px;
  color: var(--color-text-index);
  border-left: 2px solid var(--color-gold);
  padding-left: 12px;
  margin-top: 18px;
}

.page-disclaimer .source-grid {
  list-style: none;
  margin: 24px 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.page-disclaimer .source-grid .stat-block {
  background: var(--color-bg-tertiary);
  padding: 14px;
  border: 1px solid var(--color-border);
  min-width: 0;
}

.page-disclaimer .stat-value {
  display: block;
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-accent);
  white-space: nowrap;
}

.page-disclaimer .stat-label {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  color: var(--color-text-muted);
}

.page-disclaimer .notice-visual {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1200 / 400;
  object-fit: cover;
  border: 1px solid var(--color-border);
  background: var(--color-bg-tertiary);
  margin: 22px 0;
}

.page-disclaimer .update-timeline {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.page-disclaimer .timeline-item {
  display: flex;
  gap: 14px;
  padding: 16px;
  background: rgba(5, 10, 20, 0.25);
  border: 1px solid var(--color-border);
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.page-disclaimer .timeline-item:hover {
  border-color: var(--color-accent);
  background: rgba(5, 10, 20, 0.4);
}

.page-disclaimer .timeline-mark {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--color-gold);
  min-width: 52px;
}

.page-disclaimer .timeline-item strong {
  display: block;
  color: var(--color-text-main);
  font-size: 15px;
}

.page-disclaimer .timeline-item p {
  margin: 4px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--color-text-muted);
}

.page-disclaimer .notice-rules {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}

.page-disclaimer .notice-rules li {
  position: relative;
  padding: 11px 0 11px 22px;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
  color: var(--color-text-muted);
  font-size: 14px;
  line-height: 1.7;
}

.page-disclaimer .notice-rules li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 20px;
  width: 10px;
  height: 2px;
  background: var(--color-accent);
}

.page-disclaimer .notice-related {
  border-left-color: var(--color-gold);
}

.page-disclaimer .notice-related:hover {
  border-left-color: var(--color-accent);
}

.page-disclaimer .related-blocks {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}

.page-disclaimer .related-link {
  display: block;
  padding: 18px 16px;
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  color: var(--color-text-main);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.6;
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.page-disclaimer .related-link:hover {
  border-color: var(--color-gold);
  transform: translateY(-2px);
}

@media (min-width: 768px) {
  .page-disclaimer .notice-hero {
    padding: 48px 48px 56px;
  }

  .page-disclaimer .notice-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    align-items: start;
  }

  .page-disclaimer .notice-title-block h1 {
    font-size: 40px;
  }

  .page-disclaimer .notice-toc {
    margin-top: 4px;
  }

  .page-disclaimer .notice-chapter {
    margin-left: 48px;
    margin-right: 48px;
    padding: 40px 40px 44px;
  }

  .page-disclaimer .chapter-title-wrap h2 {
    font-size: 28px;
  }

  .page-disclaimer .chapter-no {
    width: 56px;
    height: 56px;
    font-size: 24px;
  }

  .page-disclaimer .source-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
  }

  .page-disclaimer .source-grid .stat-block {
    padding: 18px 16px;
  }

  .page-disclaimer .stat-value {
    font-size: 32px;
  }

  .page-disclaimer .update-timeline {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-disclaimer .timeline-item {
    flex-direction: column;
    gap: 8px;
  }

  .page-disclaimer .related-blocks {
    grid-template-columns: repeat(2, 1fr);
  }
}