:root {
  --bg: #f5f7fb;
  --card: #ffffff;
  --text: #1f2937;
  --sub: #4b5563;
  --line: #e5e7eb;
  --brand: #2563eb;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #eef2ff 0%, var(--bg) 240px);
}
.wrap {
  max-width: 980px;
  margin: 0 auto;
  padding: 24px 16px 48px;
}
.header {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px;
  box-shadow: 0 8px 24px rgba(2, 6, 23, 0.05);
}
.header h1 { margin: 0 0 8px; font-size: 26px; }
.header p { margin: 0; color: var(--sub); line-height: 1.7; }
.meta { margin-top: 10px; font-size: 13px; color: #6b7280; }
.nav {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.nav a {
  text-decoration: none;
  color: #1d4ed8;
  border: 1px solid #bfdbfe;
  background: #eff6ff;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 13px;
}
.section {
  margin-top: 14px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
}
.section h2 { margin: 0 0 10px; font-size: 20px; }
.section h3 { margin: 12px 0 8px; font-size: 16px; }
.section p, .section li {
  line-height: 1.8;
  color: var(--text);
}
.section ul, .section ol { margin: 0; padding-left: 20px; }
.table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  font-size: 14px;
}
.table th, .table td {
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  padding: 10px;
  line-height: 1.7;
}
.table th { background: #f8fafc; }
.notice {
  background: #fef3c7;
  border: 1px solid #fde68a;
  color: #92400e;
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 13px;
}
.footer {
  margin-top: 18px;
  font-size: 12px;
  color: #6b7280;
}