*{margin:0;padding:0;box-sizing:border-box;font-family:Poppins,sans-serif}
body{background:#f6f6f6;color:#333}
a{text-decoration:none;color:inherit}

header{
  background:#0a3d62;
  padding:15px 8%;
  display:flex;
  justify-content:space-between;
  align-items:center;
  position:sticky;
  top:0;
  z-index:1000;
}
header nav a{color:#fff;margin-left:20px;font-weight:500}
.logo{color:#fff;font-weight:700;font-size:20px}

section{padding:60px 8%}
h1,h2{text-align:center;margin-bottom:20px}
p{text-align:center;max-width:800px;margin:auto}

/* HERO */
.hero{
  display:flex;
  gap:40px;
  background:linear-gradient(rgba(0,0,0,.6),rgba(0,0,0,.6)),
  url("https://images.unsplash.com/photo-1603791440384-56cd371ee9a7");
  background-size:cover;
  color:#fff;
}
.hero-content{flex:1}
.hero-form{
  flex:1;
  background:#fff;
  color:#000;
  padding:25px;
  border-radius:10px;
}
.hero-form input,.hero-form textarea,.hero-form button{
  width:100%;margin-top:10px;padding:10px
}
.hero-form button{
  background:#e74c3c;color:#fff;border:none;font-weight:bold
}

/* CARDS */
.grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:20px;
  margin-top:30px;
}
.card{
  background:#fff;
  padding:25px;
  border-radius:10px;
  box-shadow:0 5px 15px rgba(0,0,0,.1);
  transition:.3s;
}
.card:hover{transform:translateY(-5px)}

/* SLIDER */
.slider{
  display:flex;
  overflow:hidden;
}
.slide{
  min-width:100%;
  transition:1s;
}

/* WHATSAPP FLOAT */
.whatsapp{
  position:fixed;
  right:20px;
  bottom:20px;
  background:#25d366;
  color:#fff;
  padding:15px 18px;
  border-radius:50%;
  font-size:24px;
  z-index:999;
}

/* FOOTER */
footer{
  background:#0a3d62;
  color:#fff;
  text-align:center;
  padding:15px;
}

/* ANIMATION */
.fade{
  animation:fadeIn 1s ease-in;
}
@keyframes fadeIn{
  from{opacity:0;transform:translateY(20px)}
  to{opacity:1}
}