:root{
--primary:#0b5ed7;
--primary-dark:#0a3f8f;
--bg:#f4f6f9;
--text:#1f2937;
--muted:#6b7280;
}
*{box-sizing:border-box;margin:0;padding:0;font-family:Arial,Helvetica,sans-serif;}
body{background:var(--bg);color:var(--text);line-height:1.7;}
header{background:linear-gradient(135deg,var(--primary),var(--primary-dark));padding:20px 0;}
nav{max-width:1200px;margin:auto;padding:0 20px;}
nav a{color:#fff;margin-right:18px;text-decoration:none;font-weight:bold;}
nav a:hover{text-decoration:underline;}
.container{max-width:1200px;margin:auto;padding:30px 20px;}
section{background:#fff;margin-bottom:30px;padding:30px;border-radius:8px;box-shadow:0 10px 25px rgba(0,0,0,.05);}
h1,h2,h3{color:var(--primary-dark);margin-bottom:15px;}
p{margin-bottom:15px;}
img{max-width:100%;border-radius:6px;margin:20px 0;}
.btn{display:inline-block;background:var(--primary);color:#fff;padding:12px 22px;border-radius:6px;text-decoration:none;font-weight:bold;}
.btn:hover{background:var(--primary-dark);}
footer{background:#020617;color:#e5e7eb;padding:30px 20px;font-size:14px;}
footer a{color:#93c5fd;text-decoration:none;}