* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.7;
    color: #333;
    background: #f7f7f7;
}

.container {
    width: 90%;
    max-width: 1100px;
    margin: auto;
}

header {
    background: #1b5e20;
    color: #fff;
    text-align: center;
    padding: 80px 20px;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

header p {
    font-size: 1.1rem;
    margin-bottom: 25px;
}

.btn {
    display: inline-block;
    background: #4caf50;
    color: #fff;
    padding: 12px 25px;
    text-decoration: none;
    border-radius: 5px;
    transition: 0.3s;
}

.btn:hover {
    background: #388e3c;
}

section {
    padding: 60px 0;
}

h2 {
    text-align: center;
    margin-bottom: 30px;
    color: #1b5e20;
}

.about,
.contact {
    background: #fff;
}

.about p,
.contact p {
    margin-bottom: 20px;
}

.products {
    background: #eef7ef;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.card {
    background: #fff;
    padding: 25px;
    text-align: center;
    border-radius: 8px;
    font-weight: bold;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.cta {
    background: #1b5e20;
    color: white;
    text-align: center;
}

.cta h2 {
    color: white;
}

.cta p {
    margin-bottom: 25px;
}

.contact a,
footer a {
    color: #1b5e20;
    text-decoration: none;
}

.contact a:hover {
    text-decoration: underline;
}

footer {
    background: #111;
    color: #fff;
    text-align: center;
    padding: 20px;
}

@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }

    section {
        padding: 40px 0;
    }
}