.page-disclaimer {
  --disc-measure: 46rem;
  --disc-num: 2.75rem;
  --disc-gap: clamp(2rem, 5vw, 3.25rem);
}

/* ---------- 首屏 ---------- */

.page-disclaimer .disc-hero {
  padding-block: clamp(2rem, 5vw, 3.5rem) clamp(2rem, 5vw, 3rem);
}

.page-disclaimer .disc-hero__title {
  margin: 0.5rem 0 0;
  font-size: clamp(2.2rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--ink-abyss);
}

.page-disclaimer .disc-hero__lead {
  max-width: 44rem;
  margin: 1.25rem 0 0;
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--slate);
}

.page-disclaimer .disc-hero__figure {
  margin: clamp(1.75rem, 4vw, 3rem) 0 0;
}

.page-disclaimer .disc-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 主体骨架 ---------- */

.page-disclaimer .disc-body {
  padding-block: clamp(2.5rem, 6vw, 4rem);
}

.page-disclaimer .disc-anchor {
  margin-bottom: clamp(2rem, 5vw, 3rem);
}

.page-disclaimer .disc-anchor__label {
  margin: 0 0 0.75rem;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--sea-mid);
}

.page-disclaimer .disc-anchor__list {
  display: flex;
  gap: 0.5rem;
  margin: 0;
  padding: 0 0 0.5rem;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .disc-anchor__list li {
  flex: 0 0 auto;
}

.page-disclaimer .disc-anchor .anchor-nav__link {
  display: inline-block;
  white-space: nowrap;
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--grid-line);
  border-radius: 0;
  border-left: 3px solid var(--grid-line);
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--slate);
  text-decoration: none;
}

.page-disclaimer .disc-anchor .anchor-nav__link[aria-current="true"] {
  border-left-color: var(--coral-entry);
  border-color: var(--grid-line);
  border-left-width: 3px;
  color: var(--ink-abyss);
  background: var(--mist);
}

/* ---------- 规则章节 ---------- */

.page-disclaimer .disc-rules {
  min-width: 0;
}

.page-disclaimer .rule-section {
  max-width: var(--disc-measure);
  scroll-margin-top: 6rem;
}

.page-disclaimer .rule-section + .rule-section {
  margin-top: var(--disc-gap);
  padding-top: var(--disc-gap);
  border-top: 8px solid var(--mist);
}

.page-disclaimer .rule-section__head {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.page-disclaimer .rule-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: var(--disc-num);
  height: var(--disc-num);
  border-radius: 0;
  background: var(--ink-abyss);
  color: var(--pearl);
  font-size: 0.875rem;
  letter-spacing: 0.04em;
}

.page-disclaimer .rule-section__title {
  margin: 0;
  font-size: clamp(1.25rem, 2.6vw, 1.7rem);
  font-weight: 600;
  line-height: 1.3;
  color: var(--ink-abyss);
}

.page-disclaimer .rule-section__body {
  color: var(--slate);
}

.page-disclaimer .rule-section__body p {
  margin: 0 0 1.2em;
  font-size: 1.0625rem;
  line-height: 1.75;
}

.page-disclaimer .rule-section__body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .rule-section__body a {
  color: var(--coral-text);
  text-decoration: underline;
  text-decoration-color: var(--electric-teal);
  text-underline-offset: 3px;
}

.page-disclaimer .rule-section__body a:hover {
  text-decoration-color: var(--coral-entry);
}

.page-disclaimer .rule-list {
  display: grid;
  gap: 0.625rem;
  margin: 0 0 1.2em;
  padding: 0;
  list-style: none;
}

.page-disclaimer .rule-list li {
  position: relative;
  padding-left: 1.25rem;
  font-size: 1.0625rem;
  line-height: 1.7;
}

.page-disclaimer .rule-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85em;
  width: 8px;
  height: 1px;
  background: var(--coral-entry);
}

/* ---------- 引用示例 ---------- */

.page-disclaimer .cite-sample {
  position: relative;
  margin: 1.5rem 0 1.5rem;
  padding: 1.75rem 1.5rem 1.25rem 2.75rem;
  border-left: 2px solid var(--ink-abyss);
  background: var(--mist);
}

.page-disclaimer .cite-sample::before {
  content: "「";
  position: absolute;
  top: 1rem;
  left: 0.875rem;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--sea-mid);
}

.page-disclaimer .cite-sample__quote {
  margin: 0;
}

.page-disclaimer .cite-sample__quote p {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  line-height: 1.65;
  letter-spacing: 0.01em;
  color: var(--ink-deep);
}

.page-disclaimer .cite-sample__note {
  margin-top: 0.75rem;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- 收尾 ---------- */

.page-disclaimer .disc-tail {
  margin: clamp(3rem, 8vw, 4rem) 0;
  border: 0;
  border-top: 1px solid var(--ink-abyss);
}

/* ---------- 窄屏 ---------- */

@media (max-width: 560px) {
  .page-disclaimer {
    --disc-num: 2.25rem;
  }

  .page-disclaimer .rule-section__head {
    gap: 0.75rem;
  }

  .page-disclaimer .rule-num {
    font-size: 0.8125rem;
  }

  .page-disclaimer .rule-section__body p,
  .page-disclaimer .rule-list li {
    font-size: 1rem;
  }

  .page-disclaimer .cite-sample {
    padding: 2rem 1rem 1rem 1.25rem;
  }

  .page-disclaimer .cite-sample::before {
    top: 0.5rem;
    left: 0.375rem;
    font-size: 1.25rem;
  }
}

/* ---------- 宽屏：锚点栏固定在左，正文收在窄栏 ---------- */

@media (min-width: 900px) {
  .page-disclaimer .disc-body {
    display: grid;
    grid-template-columns: 15rem minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4.5rem);
    align-items: start;
  }

  .page-disclaimer .disc-anchor {
    position: sticky;
    top: 5.5rem;
    margin-bottom: 0;
  }

  .page-disclaimer .disc-anchor__list {
    flex-direction: column;
    gap: 0.375rem;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-disclaimer .disc-anchor .anchor-nav__link {
    display: block;
    white-space: normal;
  }
}