*{margin:0;padding:0;box-sizing:border-box;}

body{
font-family:Arial,sans-serif;
background:#f4f7fb;
color:#222;
line-height:1.6;
}

header{
background:linear-gradient(135deg,#002244,#0055cc,#f7c948);
padding:20px;
color:white;
}

.logo-area{
display:flex;
justify-content:space-between;
align-items:center;
flex-wrap:wrap;
gap:20px;
}

.logo{
width:120px;
height:120px;
border-radius:50%;
background:white;
padding:5px;
}

nav{
margin-top:20px;
display:flex;
gap:20px;
flex-wrap:wrap;
}

nav a{
color:white;
text-decoration:none;
font-weight:bold;
}

.hero{
background:linear-gradient(rgba(0,0,0,.6),rgba(0,0,0,.6)),url('https://images.unsplash.com/photo-1522202176988-66273c2fd55f?q=80&w=1200&auto=format&fit=crop');
background-size:cover;
background-position:center;
padding:120px 20px;
text-align:center;
color:white;
}

.hero h2{
font-size:48px;
margin-bottom:20px;
}

.hero p{
max-width:800px;
margin:auto;
font-size:20px;
margin-bottom:30px;
}

.btn{
display:inline-block;
padding:15px 30px;
background:#25D366;
color:white;
text-decoration:none;
border-radius:12px;
font-weight:bold;
}

section{
padding:70px 20px;
}

h2{
text-align:center;
margin-bottom:40px;
font-size:38px;
color:#003366;
}

.grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
gap:25px;
max-width:1200px;
margin:auto;
}

.card{
background:white;
padding:30px;
border-radius:18px;
box-shadow:0 6px 16px rgba(0,0,0,.1);
}

.levels{
background:#eef5ff;
}

.notice{
background:#fff3cd;
text-align:center;
}

.contact-box{
max-width:700px;
margin:auto;
background:white;
padding:30px;
border-radius:18px;
box-shadow:0 4px 12px rgba(0,0,0,.1);
font-size:20px;
}

footer{
background:black;
color:white;
text-align:center;
padding:30px;
}

.whatsapp{
position:fixed;
right:20px;
bottom:20px;
width:65px;
height:65px;
border-radius:50%;
background:#25D366;
display:flex;
align-items:center;
justify-content:center;
font-size:30px;
text-decoration:none;
color:white;
}

@media(max-width:768px){

.logo-area{
flex-direction:column;
text-align:center;
}

nav{
justify-content:center;
}

.hero h2{
font-size:34px;
}

.hero p{
font-size:18px;
}

.logo{
width:90px;
height:90px;
}
}