*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:Arial, sans-serif;
}

body{
    background:#f5f7f3;
    color:#222;
}

.navbar{
    position:fixed;
    top:0;
    width:100%;
    background:#0b6b2f;
    color:white;
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:20px 60px;
    z-index:1000;
}

.logo h2{
    font-size:14px;
}

.logo h1{
    font-size:28px;
}

nav{
    display:flex;
    gap:25px;
}

nav a{
    color:white;
    text-decoration:none;
    font-weight:bold;
}

.btn-top{
    background:#ffd84d;
    padding:12px 22px;
    border-radius:30px;
    text-decoration:none;
    color:#0b6b2f;
    font-weight:bold;
}

.hero{
    height:100vh;
    background:url('assets/hero.png') center/cover no-repeat;
    position:relative;
    display:flex;
    align-items:center;
}

.overlay{
    position:absolute;
    inset:0;
    background:rgba(255,255,255,0.55);
}

.hero-content{
    position:relative;
    max-width:650px;
    margin-left:80px;
    z-index:2;
}

.hero-content h3{
    color:#14743a;
    font-size:32px;
    margin-bottom:10px;
}

.hero-content h1{
    font-size:70px;
    line-height:1.1;
    color:#0b6b2f;
    margin-bottom:20px;
}

.hero-content p{
    font-size:24px;
    line-height:1.6;
    margin-bottom:30px;
}

.buttons{
    display:flex;
    gap:20px;
}

.btn-primary{
    background:#0b6b2f;
    color:white;
    padding:15px 28px;
    border-radius:40px;
    text-decoration:none;
    font-weight:bold;
}

.btn-secondary{
    border:2px solid #0b6b2f;
    color:#0b6b2f;
    padding:15px 28px;
    border-radius:40px;
    text-decoration:none;
    font-weight:bold;
}

.features{
    margin-top:-80px;
    position:relative;
    z-index:5;
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
    gap:20px;
    padding:0 60px 80px;
}

.card{
    background:white;
    padding:35px;
    border-radius:20px;
    box-shadow:0 10px 25px rgba(0,0,0,0.1);
    text-align:center;
}

.card h2{
    color:#0b6b2f;
    margin-bottom:15px;
}

.about{
    padding:80px 60px;
}

.about h2{
    color:#14743a;
    margin-bottom:10px;
}

.about h1{
    font-size:48px;
    color:#0b6b2f;
    margin-bottom:20px;
}

.about p{
    font-size:20px;
    line-height:1.8;
}

footer{
    background:#0b6b2f;
    color:white;
    text-align:center;
    padding:25px;
    margin-top:50px;
}

@media(max-width:900px){

    .navbar{
        flex-direction:column;
        gap:15px;
        padding:20px;
    }

    nav{
        flex-wrap:wrap;
        justify-content:center;
    }

    .hero-content{
        margin:120px 30px 0;
    }

    .hero-content h1{
        font-size:42px;
    }

    .hero-content p{
        font-size:18px;
    }

    .buttons{
        flex-direction:column;
    }

    .features{
        padding:20px;
        margin-top:20px;
    }

    .about{
        padding:40px 20px;
    }

    .about h1{
        font-size:32px;
    }
}