*{box-sizing:border-box;margin:0;padding:0}
body{font-family:Arial,Helvetica,sans-serif;line-height:1.6;color:#1f2937}
a{text-decoration:none;color:inherit}
header{position:sticky;top:0;background:#ffffff;box-shadow:0 2px 6px rgba(0,0,0,.08);z-index:10}
.nav{max-width:1200px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:14px}
.nav a{margin:0 10px;font-weight:600}
.btn{background:#16a34a;color:#fff;padding:10px 16px;border-radius:6px}
.hero{background:#0f766e}
.hero img{width:100%;height:auto;display:block}
.container{max-width:1200px;margin:auto;padding:40px 16px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.card{background:#fff;border-radius:12px;box-shadow:0 10px 20px rgba(0,0,0,.08);padding:20px}
h1,h2,h3{margin-bottom:10px}
.footer{background:#0f766e;color:#fff}
.footer .container{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.badge{display:inline-block;background:#dcfce7;color:#166534;padding:6px 10px;border-radius:999px;margin:4px 4px 0 0;font-size:12px}
form input, form textarea{width:100%;padding:10px;margin:8px 0;border:1px solid #d1d5db;border-radius:6px}
form button{background:#16a34a;color:#fff;border:none;padding:12px 18px;border-radius:6px;cursor:pointer}
.whatsapp{position:fixed;right:16px;bottom:16px;background:#22c55e;color:#fff;padding:14px 16px;border-radius:999px;font-weight:700}
@media(max-width:600px){.nav{flex-wrap:wrap;gap:10px}}