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

body {
    font-family: 'Segoe UI', Tahoma, sans-serif;
    color: #2c3e50;
    line-height: 1.6;
    background: #f9fafb;
}

/* Header */
header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}
nav {
    max-width: 1100px;
    margin: 0 auto;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo { font-size: 1.4rem; font-weight: bold; color: #16a34a; }
nav ul { list-style: none; display: flex; gap: 25px; }
nav a {
    text-decoration: none;
    color: #2c3e50;
    font-weight: 500;
    transition: color .2s;
}
nav a:hover, nav a.active { color: #16a34a; }

/* Hero */
.hero {
    background: linear-gradient(135deg, rgba(22,163,74,.85), rgba(21,128,61,.85)),
                url('https://images.unsplash.com/photo-1571068316344-75bc76f77890?w=1600') center/cover;
    color: #fff;
    padding: 120px 20px;
    text-align: center;
}
.hero h1 { font-size: 3rem; margin-bottom: 20px; text-shadow: 0 2px 10px rgba(0,0,0,.3); }
.hero p { font-size: 1.2rem; max-width: 700px; margin: 0 auto 30px; }

/* Buttons */
.btn {
    display: inline-block;
    background: #16a34a;
    color: #fff;
    padding: 14px 32px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: transform .2s, box-shadow .2s;
}
.btn:hover { transform: translateY(-3px); box-shadow: 0 10px 25px rgba(22,163,74,.4); }
.btn-outline {
    background: transparent;
    border: 2px solid #16a34a;
    color: #16a34a;
}
.btn-outline:hover { background: #16a34a; color: #fff; }

/* Features */
.features {
    max-width: 1100px;
    margin: 80px auto;
    padding: 0 20px;
    text-align: center;
}
.features h2 { font-size: 2rem; margin-bottom: 50px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 30px; }
.card {
    background: #fff;
    padding: 40px 25px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0,0,0,.06);
    transition: transform .25s;
}
.card:hover { transform: translateY(-8px); }
.card .icon { font-size: 3rem; margin-bottom: 15px; }
.card h3 { margin-bottom: 10px; color: #16a34a; }

/* CTA */
.cta {
    background: #ecfdf5;
    text-align: center;
    padding: 70px 20px;
    border-radius: 20px;
    max-width: 900px;
    margin: 60px auto;
}
.cta h2, .cta h3 { font-size: 2rem; margin-bottom: 15px; }
.cta p { margin-bottom: 25px; color: #4b5563; }

/* Page content */
.page-content {
    max-width: 850px;
    margin: 60px auto;
    padding: 0 20px;
}
.page-content h1 { font-size: 2.5rem; margin-bottom: 25px; color: #16a34a; }
.page-content h2 { margin: 35px 0 15px; font-size: 1.5rem; }
.page-content p { margin-bottom: 18px; color: #4b5563; }
.list { list-style: none; margin-bottom: 20px; }
.list li { padding: 8px 0; font-size: 1.05rem; }

/* Footer */
footer {
    background: #14532d;
    color: #d1fae5;
    text-align: center;
    padding: 25px 20px;
    margin-top: 60px;
}

@media (max-width: 600px) {
    .hero h1 { font-size: 2rem; }
    .hero { padding: 80px 20px; }
}