*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Segoe UI',Arial;background:#eef5ee;color:#222}
header{background:linear-gradient(90deg,#145214,#2ecc71);
padding:14px 20px;position:sticky;top:0;z-index:999}
.header-wrap{max-width:1200px;margin:auto;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:56px}
nav ul{list-style:none;display:flex;align-items:center}
nav ul li{position:relative}
nav ul li a{color:#fff;padding:12px 16px;text-decoration:none;font-weight:600;display:block}
nav ul li:hover>a{background:rgba(255,255,255,.15);border-radius:8px}
nav ul li ul{display:none;position:absolute;top:48px;left:0;background:#1f7a1f;
min-width:200px;border-radius:12px;box-shadow:0 15px 40px rgba(0,0,0,.3)}
nav ul li:hover ul{display:block}
.menu-toggle{display:none;font-size:28px;color:#fff;cursor:pointer}
.hero{height:80vh;background:url('../images/banner.jpg') center/cover;
display:flex;align-items:center;justify-content:center;text-align:center}
.hero-box{background:rgba(0,0,0,.6);color:#fff;padding:44px;border-radius:22px;
box-shadow:0 40px 80px rgba(0,0,0,.45)}
.section{padding:70px 20px;max-width:1200px;margin:auto}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:28px}
.card{background:#fff;padding:24px;border-radius:18px;box-shadow:0 18px 40px rgba(0,0,0,.15)}
.card img{width:100%;border-radius:14px;margin-bottom:12px}
.btn{display:inline-block;margin-top:16px;padding:12px 30px;
background:#25d366;color:#fff;border-radius:30px;text-decoration:none;font-weight:700}
.whatsapp{position:fixed;bottom:18px;right:18px;background:#25d366;
color:#fff;padding:14px 22px;border-radius:50px;text-decoration:none;font-weight:bold}
footer{background:#0b2b0b;color:#cfcfcf;text-align:center;padding:30px}
footer a{color:#cfcfcf;text-decoration:none}

/* Mobile */
@media(max-width:768px){
  .menu-toggle{display:block}
  nav ul{flex-direction:column;position:absolute;top:78px;left:0;width:100%;
  background:#1f7a1f;display:none}
  nav ul.show{display:flex}
  .hero{height:70vh}
}