*{margin:0;padding:0;box-sizing:border-box;}
body{font-family:Arial,Helvetica,sans-serif;background:#f5f7fa;color:#222;padding-top:80px;}
.container{width:90%;max-width:1200px;margin:auto;}
.header{background:#0b3c5d;position:fixed;top:0;width:100%;z-index:1000;box-shadow:0 3px 12px rgba(0,0,0,.25);}
.nav{display:flex;justify-content:space-between;align-items:center;height:80px;}
.logo img{height:78px;}
.menu a{color:white;margin-left:20px;text-decoration:none;font-weight:bold;}
.menu a:hover{color:#1fa187;}
.social-icons a{color:white;margin-left:12px;font-size:18px;}
.hero{min-height:85vh;background:linear-gradient(120deg,#0b3c5d,#1fa187);display:flex;align-items:center;text-align:center;}
.hero-content{color:white;}
.hero h1{font-size:50px;}
.hero-buttons{margin-top:30px;}
.btn{padding:14px 30px;border-radius:8px;text-decoration:none;margin:10px;display:inline-block;font-weight:bold;}
.primary{background:#1fa187;color:white;}
.secondary{background:white;color:#0b3c5d;}
.secondary i{color:#25d366;margin-right:6px;}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;}
.about-img img{width:100%;border-radius:14px;box-shadow:0 8px 20px rgba(0,0,0,.15);}
section{padding:90px 0;background:white;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;}
.card{background:white;padding:25px;border-radius:14px;box-shadow:0 6px 15px rgba(0,0,0,.12);}
.contact-form{max-width:520px;margin:30px auto;}
.contact-form input,.contact-form textarea{width:100%;padding:14px;margin-bottom:15px;border-radius:6px;border:1px solid #ccc;}
.contact-form button{width:100%;padding:15px;background:#1fa187;border:none;color:white;font-weight:bold;border-radius:8px;}
.footer{background:#0b3c5d;color:white;padding:40px;text-align:center;}
.footer-social a{color:white;margin:0 12px;font-size:22px;}
.whatsapp-float{position:fixed;right:20px;bottom:20px;background:#25d366;width:60px;height:60px;border-radius:50%;color:white;font-size:28px;display:flex;justify-content:center;align-items:center;box-shadow:0 4px 10px rgba(0,0,0,.3);}
.whatsapp-float.second{bottom:95px;background:#128c7e;}

.about-grid{grid-template-columns:1fr;}
.grid-3{grid-template-columns:1fr;}
.hero h1{font-size:36px;}
}


/* FINAL MOBILE FIX */

  .menu a{display:block;margin:6px 0;}
  .hero{min-height:70vh;padding:40px 0;}
  .hero h1{font-size:32px;}
  .hero-buttons{display:flex;flex-direction:column;align-items:center;}
  .about-grid{grid-template-columns:1fr;}
  .whatsapp-float{width:52px;height:52px;font-size:22px;}
  .whatsapp-float.second{bottom:80px;}
}

/* RESPONSIVE MOBILE FINAL */

  .menu a{display:block;margin:8px 0;}
  .hero{min-height:70vh;padding:40px 0;}
  .hero h1{font-size:32px;}
  .hero-buttons{display:flex;flex-direction:column;align-items:center;}
  .about-grid{grid-template-columns:1fr;}
  .about-img img{width:100%;}
  .whatsapp-float{width:52px;height:52px;font-size:22px;}
  .whatsapp-float.second{bottom:80px;}
}

/* MOBILE FINAL */

  .menu a{display:block;margin:8px 0;}
  .hero{min-height:70vh;padding:40px 0;}
  .hero h1{font-size:32px;}
  .hero-buttons{display:flex;flex-direction:column;align-items:center;}
  .about-grid{grid-template-columns:1fr;}
  .about-img img{width:100%;}
  .whatsapp-float{width:52px;height:52px;font-size:22px;}
  .whatsapp-float.second{bottom:80px;}
}

/* RESPONSIVE MOBILE FINAL */
@media(max-width:768px){
  body{padding-top:70px;}
  .nav{flex-direction:column;height:auto;padding:10px;}
  .menu a{display:block;margin:8px 0;}
  .hero{min-height:70vh;padding:30px 10px;text-align:center;}
  .hero h1{font-size:30px;}
  .hero h2{font-size:18px;}
  .hero-buttons{display:flex;flex-direction:column;align-items:center;}
  .about-grid{grid-template-columns:1fr;}
  .about-img img{width:100%;}
  .grid-3{grid-template-columns:1fr;}
  .contact-form{width:100%;padding:0 10px;}
  .whatsapp-float{width:52px;height:52px;font-size:22px;}
  .whatsapp-float.second{bottom:80px;}
}