:root{
  --dark-navy:#0F2B4C;
  --navy:#1E4976;
  --yellow:#F5B700;
  --red:#D62828;
  --white:#FFFFFF;
  --off-white:#F4F4F4;
  --gray:#4A4A4A;
  --green:#2D6A4F;
  --ph-bg:#E8EFF7;
  --ph-border:#8FA9C4;
}
*{box-sizing:border-box;}
body{
  margin:0;
  font-family:Calibri,"Segoe UI",Candara,Arial,sans-serif;
  color:var(--gray);
  background:var(--off-white);
  line-height:1.6;
}
.watermark{
  position:fixed; bottom:14px; right:18px;
  width:46px; height:46px;
  opacity:.10; pointer-events:none; z-index:5;
}
.watermark img{width:100%; height:100%; display:block;}
header.book-hero .logo{
  width:84px; height:84px;
  margin:0 auto 14px;
  display:block;
}
header.book-hero{
  background:var(--dark-navy);
  color:var(--white);
  padding:56px 24px 40px;
  text-align:center;
  border-bottom:6px solid var(--yellow);
}
header.book-hero .eyebrow{
  color:var(--yellow);
  font-family:Arial,sans-serif;
  letter-spacing:3px;
  font-size:13px;
  text-transform:uppercase;
  margin-bottom:10px;
}
header.book-hero h1{
  font-family:Georgia,serif;
  font-weight:bold;
  font-size:clamp(26px,4vw,42px);
  margin:0 0 8px;
}
header.book-hero p.slogan{
  font-style:italic;
  color:#CBD8E8;
  margin:0;
}
nav.chapter-nav{
  max-width:820px;
  margin:-22px auto 0;
  background:var(--white);
  border-radius:10px;
  box-shadow:0 8px 24px rgba(15,43,76,.15);
  padding:14px 18px;
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  justify-content:center;
  position:relative;
  z-index:2;
}
nav.chapter-nav a{
  text-decoration:none;
  color:var(--dark-navy);
  font-family:Arial,sans-serif;
  font-size:13px;
  font-weight:bold;
  padding:8px 14px;
  border-radius:20px;
  border:1.5px solid var(--ph-border);
}
nav.chapter-nav a.active{
  background:var(--yellow);
  border-color:var(--yellow);
  color:var(--dark-navy);
}
main{
  max-width:820px;
  margin:40px auto 80px;
  background:var(--white);
  padding:8px 36px 40px;
  border-radius:4px;
}
h2.section-title{
  font-family:Georgia,serif;
  color:var(--dark-navy);
  font-size:26px;
  border-bottom:3px solid var(--yellow);
  padding-bottom:10px;
  margin-top:46px;
}
h3.term-group{
  font-family:Georgia,serif;
  color:var(--navy);
  font-size:19px;
  margin-top:34px;
}
p.article{
  font-size:16px;
}
.article-num{
  color:var(--red);
  font-weight:bold;
  font-family:Arial,sans-serif;
  margin-right:4px;
}
dl.terms dt{
  font-family:Arial,sans-serif;
  font-weight:bold;
  color:var(--dark-navy);
  margin-top:18px;
  font-size:15px;
}
dl.terms dt .num{
  color:var(--red);
  font-weight:bold;
}
dl.terms dd{
  margin:6px 0 0;
  font-size:16px;
}
.law-quote{
  background:var(--ph-bg);
  border-left:4px solid var(--navy);
  border-radius:0 8px 8px 0;
  padding:12px 16px;
  margin:10px 0 0;
  font-size:14.5px;
  color:var(--navy);
}
.law-quote .law-title{
  font-weight:bold;
  font-family:Arial,sans-serif;
  font-size:12.5px;
  text-transform:uppercase;
  letter-spacing:.5px;
  color:var(--dark-navy);
  display:block;
  margin-bottom:4px;
}
.img-placeholder{
  border:2px dashed var(--ph-border);
  background:var(--ph-bg);
  border-radius:8px;
  padding:26px 16px;
  text-align:center;
  margin:16px 0 22px;
  color:var(--navy);
  font-family:Arial,sans-serif;
  font-size:13px;
}
.img-placeholder .cap{
  font-weight:bold;
  color:var(--dark-navy);
  display:block;
  margin-bottom:4px;
}
.img-placeholder.wide{padding:46px 16px;}
figure.book-img{
  margin:16px 0 22px;
  break-inside:avoid;
  page-break-inside:avoid;
  border-radius:8px;
  overflow:hidden;
  border:1px solid var(--ph-border);
  background:var(--white);
}
figure.book-img img{
  display:block;
  break-inside:avoid;
  page-break-inside:avoid;
  width:100%;
  height:auto;
}
table.rule-table{
  width:100%;
  border-collapse:collapse;
  margin:18px 0;
  font-size:14.5px;
}
table.rule-table th{
  background:var(--dark-navy);
  color:var(--white);
  padding:8px 10px;
  font-family:Arial,sans-serif;
}
table.rule-table td{
  padding:8px 10px;
  border-bottom:1px solid var(--ph-border);
}
table.rule-table tr:nth-child(even) td{background:var(--off-white);}
.pillar-box{
  background:var(--dark-navy);
  color:var(--white);
  border-radius:10px;
  padding:26px;
  margin-top:40px;
}
.pillar-box h3{
  font-family:Georgia,serif;
  color:var(--yellow);
  margin-top:0;
}
footer.book-footer{
  text-align:center;
  color:var(--navy);
  font-size:12.5px;
  padding:24px;
  font-family:Arial,sans-serif;
}
ul.hooligo li, ol.hooligo li{margin-bottom:6px;}
@media print{
  nav.chapter-nav{display:none;}
  header.book-hero{border-bottom:6px solid var(--yellow);}
  main{box-shadow:none;}
}

/* --- Хавсралт: тэмдгийн жагсаалт --- */
.sign-row{
  display:grid;
  grid-template-columns:120px 1fr;
  gap:16px;
  align-items:start;
  padding:14px 0;
  border-bottom:1px solid var(--ph-border);
}
.sign-row:last-child{border-bottom:none;}
.sign-row .sign-slot{
  border:2px dashed var(--ph-border);
  background:var(--ph-bg);
  border-radius:8px;
  min-height:88px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-family:Arial,sans-serif;
  font-size:12px;
  font-weight:bold;
  color:var(--navy);
  text-align:center;
  padding:6px;
}
.sign-row .sign-slot img{width:100%;height:auto;display:block;border-radius:6px;}
.sign-row .sign-body h4{
  font-family:Arial,sans-serif;
  font-size:15px;
  color:var(--dark-navy);
  margin:0 0 5px;
}
.sign-row .sign-body h4 .code{color:var(--red);}
.sign-row .sign-body p{margin:0;font-size:15px;}

figure.book-img figcaption{
  font-family:Calibri,"Segoe UI",sans-serif;
  font-size:13px;
  color:var(--navy);
  background:var(--off-white);
  padding:7px 12px;
  border-top:1px solid var(--ph-border);
}

/* --- Нарийн зурагт зориулсан хэмжээ --- */
figure.book-img.narrow{max-width:330px;margin-left:auto;margin-right:auto;}
figure.book-img.medium{max-width:560px;margin-left:auto;margin-right:auto;}