.rule-container {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 16px;
}

.rule-header {
  text-align: center;
  margin-bottom: 40px;
}

.rule-header h2 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.rule-header .rule-date {
  color: #888;
  font-size: 0.95rem;
}

.rule-toc {
  background: #f8f8f8;
  border-radius: 12px;
  padding: 24px 32px;
  margin-bottom: 40px;
}

.rule-toc h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.rule-toc ul {
  list-style: none;
  padding: 0;
  margin: 0;
  columns: 2;
}

.rule-toc ul li {
  padding: 4px 0;
}

.rule-toc ul li a {
  color: #333;
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.2s;
}

.rule-toc ul li a:hover {
  color: #c8102e;
}

.rule-chapter {
  margin-bottom: 36px;
}

.rule-chapter h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: #c8102e;
  border-bottom: 2px solid #c8102e;
  padding-bottom: 8px;
  margin-bottom: 20px;
}

.rule-article {
  margin-bottom: 20px;
}

.rule-article h4 {
  font-size: 1.02rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: #222;
}

.rule-article p,
.rule-article > ul {
  margin: 0 0 6px 0;
  font-size: 0.95rem;
  line-height: 1.75;
  color: #333;
}

.rule-article ul {
  padding-left: 20px;
  margin: 4px 0 8px 0;
}

.rule-article ul li {
  font-size: 0.93rem;
  line-height: 1.7;
  color: #444;
  margin-bottom: 2px;
}

.rule-article .sub-list {
  list-style: disc;
}

.rule-article .clause {
  margin-bottom: 8px;
}

.rule-org-chart {
  background: #f8f8f8;
  border-radius: 12px;
  padding: 24px;
  text-align: center;
  margin: 20px 0;
}

.rule-org-chart img {
  max-width: 100%;
  height: auto;
}

.rule-sasa {
  background: #fafafa;
  border-left: 3px solid #c8102e;
  padding: 12px 16px;
  margin: 12px 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: #555;
}

.rule-download {
  margin-top: 48px;
  margin-bottom: 20px;
}

.rule-download-box {
  background: #f8f8f8;
  border: 1px solid #e0e0e0;
  border-radius: 12px;
  padding: 28px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.rule-download-info h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 8px 0;
  color: #222;
}

.rule-download-info p {
  font-size: 0.9rem;
  color: #666;
  margin: 0 0 10px 0;
}

.rule-download-info ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.rule-download-info ul li {
  font-size: 0.88rem;
  color: #555;
  padding: 2px 0;
}

.rule-download-info ul li::before {
  content: "- ";
}

.rule-download-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #c8102e;
  color: #fff;
  padding: 12px 24px;
  border-radius: 8px;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
  white-space: nowrap;
  transition: background 0.2s;
}

.rule-download-btn:hover {
  background: #a00d24;
}

.rule-download-btn svg {
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .rule-toc ul {
    columns: 1;
  }

  .rule-header h2 {
    font-size: 1.3rem;
  }

  .rule-download-box {
    flex-direction: column;
    align-items: flex-start;
    padding: 20px;
  }

  .rule-download-btn {
    width: 100%;
    justify-content: center;
  }
}