body{font-family:'Segoe UI',sans-serif;margin:0;color:#333}
header{position:sticky;top:0;background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.1);z-index:999}
.container{width:90%;max-width:1200px;margin:auto}
nav{display:flex;justify-content:space-between;align-items:center;padding:10px 0}
.logo img{height:90px}
.menu a{text-decoration:none;color:#00843D;font-weight:600;margin:0 15px}
.hero{background:linear-gradient(rgba(0,0,0,.45),rgba(0,0,0,.45)),url('https://images.unsplash.com/photo-1586201375761-83865001e31c') center/cover;height:500px;color:#fff;display:flex;align-items:center;justify-content:center;text-align:center}
.hero h1{font-size:48px}
.btn{display:inline-block;background:#00843D;color:#fff;padding:12px 25px;border-radius:5px;text-decoration:none}
.section{padding:70px 0}
h2{text-align:center;color:#00843D}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}
.card{padding:25px;border-radius:10px;box-shadow:0 2px 10px rgba(0,0,0,.1)}
.gallery img{width:100%;height:250px;object-fit:cover;border-radius:8px}
.contact{background:#00843D;color:#fff}
footer{background:#222;color:#fff;padding:30px;text-align:center}
footer a{color:#fff;margin:0 10px}
.whatsapp{position:fixed;bottom:20px;right:20px;background:#25D366;color:#fff;padding:15px 18px;border-radius:50%;text-decoration:none;font-weight:bold}
@media(max-width:768px){.hero h1{font-size:32px}.logo img{height:70px}}