body{
    font-family: Arial, Helvetica, sans-serif;
    margin:0;
    background:#f7f8f6;
    color:#2f2f2f;
}

.header{
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:20px 10%;
    background:white;
}

.logo{
    font-weight:600;
}

nav a{
    margin-left:20px;
    text-decoration:none;
    color:#333;
}

.hero{
    text-align:center;
    padding:80px 15%;
}

.hero h2{
    font-size:2rem;
}

.hero p{
    max-width:700px;
    margin:20px auto;
    line-height:1.6;
}

.button{
    display:inline-block;
    margin-top:20px;
    padding:12px 24px;
    background:#3d6b4d;
    color:white;
    text-decoration:none;
    border-radius:6px;
}

.principles{
    padding:60px 10%;
    background:white;
}

.grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
    gap:30px;
    margin-top:30px;
}

.card{
    padding:20px;
    background:#f3f5f3;
    border-radius:8px;
}

.vision{
    padding:60px 15%;
    text-align:center;
}

footer{
    text-align:center;
    padding:30px;
    background:#1e1e1e;
    color:white;
}