.page-disclaimer {
  --notice-rail: calc(var(--space-3) * 4);
}

/* ---------- 首屏 ---------- */

.page-disclaimer .notice-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background-color: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  padding-block: var(--space-6) var(--space-8);
}

.page-disclaimer .notice-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center right;
}

.page-disclaimer .notice-hero__scrim {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--overlay-scrim);
}

.page-disclaimer .notice-hero__inner {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.page-disclaimer .notice-hero .breadcrumbs__list {
  flex-wrap: wrap;
}

.page-disclaimer .notice-hero .breadcrumbs__link,
.page-disclaimer .notice-hero .breadcrumbs__sep,
.page-disclaimer .notice-hero .breadcrumbs__current {
  color: var(--color-contrast-ink);
  opacity: 0.78;
}

.page-disclaimer .notice-hero .breadcrumbs__link:hover {
  opacity: 1;
  text-decoration: underline;
}

.page-disclaimer .notice-hero__coord {
  margin-top: var(--space-4);
  color: var(--color-contrast-accent);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
}

.page-disclaimer .notice-hero__title {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
}

.page-disclaimer .notice-hero__lede {
  max-width: var(--measure);
  color: var(--color-contrast-ink);
  line-height: var(--leading-body);
}

/* ---------- 条款目录 ---------- */

.page-disclaimer .notice-toc-section {
  padding-block: var(--section-y);
}

.page-disclaimer .notice-toc-section__grid {
  display: grid;
  gap: var(--space-4);
}

.page-disclaimer .notice-kicker {
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  color: var(--color-primary);
}

.page-disclaimer .notice-toc-section__title {
  margin-top: var(--space-2);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-disclaimer .notice-toc-section__note {
  margin-top: var(--space-2);
  max-width: var(--measure);
  color: var(--color-ink-soft);
  line-height: var(--leading-body);
}

.page-disclaimer .notice-toc {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px dotted var(--color-line);
}

.page-disclaimer .notice-toc__item {
  border-bottom: 1px dotted var(--color-line);
}

.page-disclaimer .notice-toc__link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: baseline;
  gap: var(--space-2);
  padding-block: var(--space-2);
  color: var(--color-ink);
  text-decoration: none;
  transition: color 120ms linear;
}

.page-disclaimer .notice-toc__link:hover {
  color: var(--color-primary);
}

.page-disclaimer .notice-toc__link:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.page-disclaimer .notice-toc__idx {
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-primary);
}

.page-disclaimer .notice-toc__label {
  font-size: var(--text-base);
  line-height: 1.4;
}

.page-disclaimer .notice-toc__group {
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

/* ---------- 条款分组 ---------- */

.page-disclaimer .notice-groups {
  display: grid;
  gap: var(--section-y);
  padding-bottom: var(--section-y);
}

.page-disclaimer .notice-group__coord {
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  color: var(--color-ink-muted);
}

.page-disclaimer .notice-group__title {
  margin-top: var(--space-1);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-disclaimer .notice-group__lead {
  margin-top: var(--space-2);
  max-width: var(--measure);
  color: var(--color-ink-soft);
  line-height: var(--leading-body);
}

.page-disclaimer .notice-clauses {
  list-style: none;
  margin: 0;
  margin-top: var(--space-6);
  padding: 0;
  display: grid;
  gap: var(--space-6);
}

.page-disclaimer .clause {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-2);
  padding-top: var(--space-4);
  border-top: 1px dotted var(--color-line);
  scroll-margin-top: var(--space-8);
}

.page-disclaimer .clause__num {
  display: inline-block;
  font-size: var(--text-lg);
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--color-primary);
}

.page-disclaimer .clause__body {
  min-width: 0;
}

.page-disclaimer .clause__title {
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-disclaimer .clause__body p {
  margin-top: var(--space-2);
  max-width: var(--measure);
  color: var(--color-ink);
  line-height: var(--leading-body);
}

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

.page-disclaimer .clause__body p a:hover {
  color: var(--color-accent);
}

.page-disclaimer .clause__list {
  margin-top: var(--space-2);
  padding-left: var(--space-4);
  max-width: var(--measure);
  color: var(--color-ink);
  line-height: var(--leading-body);
}

.page-disclaimer .clause__list li + li {
  margin-top: var(--space-1);
}

.page-disclaimer .clause__list li::marker {
  color: var(--color-accent);
}

.page-disclaimer .clause__tags {
  margin-top: var(--space-3);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

/* ---------- 结尾出口 ---------- */

.page-disclaimer .notice-outro {
  padding-block: var(--space-4) var(--section-y-lg);
}

.page-disclaimer .notice-outro__panel {
  position: relative;
  padding: var(--space-6) var(--space-4);
  background-color: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  overflow: hidden;
}

.page-disclaimer .notice-outro__panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(var(--color-contrast-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-contrast-line) 1px, transparent 1px);
  background-size: var(--grid-cell) var(--grid-cell);
  opacity: 0.28;
  pointer-events: none;
}

.page-disclaimer .notice-outro__coord,
.page-disclaimer .notice-outro__title,
.page-disclaimer .notice-outro__text,
.page-disclaimer .notice-outro__actions {
  position: relative;
}

.page-disclaimer .notice-outro__coord {
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  color: var(--color-contrast-accent);
}

.page-disclaimer .notice-outro__title {
  margin-top: var(--space-2);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
}

.page-disclaimer .notice-outro__text {
  margin-top: var(--space-2);
  max-width: var(--measure);
  color: var(--color-contrast-ink);
  line-height: var(--leading-body);
}

.page-disclaimer .notice-outro__actions {
  margin-top: var(--space-4);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* ---------- 渐进增强 ---------- */

.page-disclaimer [data-reveal] {
  opacity: 0;
  transform: translateY(calc(var(--space-2) * 0.5));
  transition: opacity 240ms linear, transform 240ms linear;
}

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

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

/* ---------- 断点 ---------- */

@media (min-width: 600px) {
  .page-disclaimer .notice-hero {
    padding-block: var(--space-8) var(--space-8);
  }

  .page-disclaimer .notice-toc {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: var(--space-6);
  }

  .page-disclaimer .notice-outro__panel {
    padding: var(--space-8) var(--space-6);
  }
}

@media (min-width: 900px) {
  .page-disclaimer .notice-toc-section__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: var(--space-8);
  }

  .page-disclaimer .clause {
    grid-template-columns: var(--notice-rail) minmax(0, 1fr);
    gap: var(--space-6);
  }

  .page-disclaimer .clause__num {
    position: sticky;
    top: var(--space-6);
  }

  .page-disclaimer .notice-clauses {
    gap: calc(var(--space-6) * 1.2);
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .notice-hero {
    padding-block: calc(var(--space-8) * 1.4);
  }

  .page-disclaimer .notice-hero__title {
    font-size: var(--text-4xl);
  }
}