body{margin:0;font-family:Roboto,sans-serif;background:#f4f6f8}
.container{max-width:1100px;margin:auto;padding:20px}
.topbar{background:#0d47a1;color:#fff}
.topbar .container{display:flex;justify-content:space-between;align-items:center}
nav a{color:#fff;margin-left:15px;text-decoration:none}
.hero,.card{background:#fff;padding:30px;border-radius:10px;box-shadow:0 6px 16px rgba(0,0,0,.08);margin-bottom:20px}
.services{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}
.form input,.form textarea{width:100%;padding:12px;margin-bottom:12px}
.form button{background:#0d47a1;color:#fff;border:none;padding:12px}
.footer{background:#e0e0e0;text-align:center;padding:20px}


/* WhatsApp Floating Button */
.whatsapp-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #25D366;
  color: #fff;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  text-align: center;
  font-size: 30px;
  box-shadow: 0 4px 12px rgba(0,0,0,.3);
  z-index: 1000;
  line-height: 60px;
}
.whatsapp-float:hover {
  background: #20b858;
}
.img-full {
  width: 100%;
  border-radius: 10px;
  margin-top: 15px;
}

.img-service {
  width: 100%;
  border-radius: 8px;
  margin-bottom: 10px;
}