:root{
  --navy:#1c2419;
  --blue:#2f3b28;
  --accent:#6b8e4e;
  --light:#f4f6f2;
  --text:#1c2733;
}
*{margin:0;padding:0;box-sizing:border-box;font-family:'Segoe UI',Arial,sans-serif;}
body{color:var(--text);background:#fff;}
header{
  background:var(--navy);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:18px 40px;
}
.brand-text h1{font-size:22px;font-weight:700;letter-spacing:1px;}
.brand-text p{font-size:12px;color:#a9b59c;}
nav ul{display:flex;gap:28px;list-style:none;}
nav a{color:#fff;text-decoration:none;font-size:15px;font-weight:500;}
nav a:hover{color:var(--accent);}
.er-btn{
  background:var(--accent);
  color:#0b1b2b;
  padding:10px 22px;
  border-radius:4px;
  font-weight:700;
  text-decoration:none;
  font-size:14px;
}
.page-hero{
  background:linear-gradient(135deg,var(--navy) 0%,var(--blue) 60%,#3f4d34 100%);
  color:#fff;
  padding:70px 40px;
}
.page-hero h1{font-size:42px;font-weight:800;letter-spacing:1px;}
.page-hero p{margin-top:14px;font-size:17px;color:#dde4d4;max-width:700px;}
section{padding:60px 40px;max-width:1000px;margin:0 auto;}
section h2{font-size:28px;margin-bottom:16px;color:var(--navy);}
section h3{font-size:20px;margin:24px 0 8px;color:var(--blue);}
section p{font-size:16px;line-height:1.8;color:#3c4a59;max-width:800px;margin-bottom:14px;}
section ul, section ol{margin-left:20px;margin-bottom:14px;color:#3c4a59;font-size:16px;line-height:1.8;}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:30px;margin-top:30px;}
.card{background:var(--light);border-radius:8px;padding:28px;border-left:4px solid var(--accent);}
.card h3{margin-top:0;color:var(--navy);margin-bottom:10px;font-size:20px;}
.card p{font-size:15px;color:#52606d;}
.back-link{display:inline-block;margin-bottom:20px;color:var(--accent);text-decoration:none;font-weight:600;font-size:14px;}
.back-link:hover{text-decoration:underline;}
footer{
  background:var(--navy);
  color:#a9b59c;
  text-align:center;
  padding:30px;
  font-size:14px;
}