@page {
  size: A4;
  margin: 15mm 14mm 17mm;
}

:root {
  color: #1f2937;
  font-family: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR",
    "Malgun Gothic", sans-serif;
  font-size: 10.2pt;
  line-height: 1.55;
}

body {
  max-width: 180mm;
  margin: 0 auto;
  overflow-wrap: anywhere;
}

h1, h2, h3 {
  color: #172033;
  break-after: avoid-page;
}

h1 {
  margin: 0 0 8mm;
  padding-bottom: 4mm;
  border-bottom: 2px solid #2563eb;
  font-size: 23pt;
  line-height: 1.25;
}

h2 {
  margin: 8mm 0 3mm;
  padding-bottom: 1.5mm;
  border-bottom: 1px solid #cbd5e1;
  font-size: 16pt;
}

h3 {
  margin: 6mm 0 2mm;
  color: #1d4ed8;
  font-size: 12.5pt;
}

p, ul, ol, blockquote {
  margin: 2.2mm 0;
}

blockquote {
  padding: 3mm 4mm;
  border-left: 3px solid #f59e0b;
  background: #fffbeb;
  color: #713f12;
}

table {
  width: 100%;
  margin: 3mm 0 5mm;
  border-collapse: collapse;
  table-layout: auto;
  font-size: 8.4pt;
  break-inside: auto;
}

thead {
  display: table-header-group;
  background: #eff6ff;
}

tr {
  break-inside: avoid-page;
}

th, td {
  padding: 1.7mm 2mm;
  border: 1px solid #cbd5e1;
  vertical-align: top;
  text-align: left;
}

th {
  color: #1e3a8a;
  font-weight: 700;
}

pre {
  margin: 3mm 0 5mm;
  padding: 3mm;
  border: 1px solid #dbe3ee;
  border-radius: 2mm;
  background: #f8fafc;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font-size: 7.8pt;
  line-height: 1.42;
  break-inside: avoid-page;
}

code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  color: #7c2d12;
  font-size: 0.92em;
}

pre code {
  color: #172033;
}

a {
  color: #1d4ed8;
  text-decoration: none;
}

hr {
  margin: 7mm 0;
  border: 0;
  border-top: 1px solid #cbd5e1;
}

strong {
  color: #111827;
}