body{margin:0;font-family:Arial;background:#fff;color:#333;}
header{background:#fff;padding:20px;text-align:center;border-bottom:1px solid #ddd;}
header img{width:260px;}
nav{text-align:center;margin-top:10px;}
nav a{text-decoration:none;margin:0 15px;color:#000;font-weight:bold;}
.hero{padding:120px 20px;text-align:center;background:url('assets/hero_bg.jpg');background-size:cover;}
.hero h1{font-size:48px;color:#333;margin:0;}
.hero p{font-size:20px;margin-top:10px;}
.btn{display:inline-block;margin:15px 10px;padding:12px 28px;background:#3a7f2e;color:#fff;text-decoration:none;border-radius:6px;font-weight:bold;}
.section{padding:40px 20px;max-width:900px;margin:auto;}
.section h2{font-size:32px;margin-bottom:10px;}
.footer{text-align:center;padding:20px;font-size:14px;color:#555;}