*,*::before,*::after{box-sizing:border-box;}

body{
font-family:Georgia,"Times New Roman",serif;
max-width:860px;
margin:0 auto;
padding:24px 20px 48px;
color:#1a1a1a;
line-height:1.75;
background:#fff;
}

header{
border-bottom:2px solid #003366;
padding-bottom:12px;
margin-bottom:40px;
font-family:sans-serif;
font-size:0.9rem;
}

header a,footer a{
color:#003366;
text-decoration:none;
}

header a:hover,footer a:hover{
text-decoration:underline;
}

h1{font-size:2rem;color:#003366;margin-bottom:0.5rem;}
h2{font-size:1.4rem;color:#003366;margin-top:2rem;}

.thesis{
font-size:1.1rem;
font-style:italic;
border-left:4px solid #f97316;
padding-left:16px;
margin:1.5rem 0;
color:#333;
}

.example-block{
background:#f8fafc;
border:1px solid #e2e8f0;
border-radius:8px;
padding:16px 20px;
margin:1.5rem 0;
}

.cta-block{
margin:2.5rem 0 1.5rem;
padding:16px 20px;
background:#003366;
border-radius:8px;
}

.cta-block a{
color:#fff;
font-weight:bold;
font-family:sans-serif;
font-size:1rem;
text-decoration:none;
}

footer{
border-top:1px solid #e2e8f0;
margin-top:48px;
padding-top:16px;
font-family:sans-serif;
font-size:0.85rem;
color:#555;
}