body{
margin:0;
font-family:Arial, Helvetica, sans-serif;
background:#f4f6f8;
color:#222;
line-height:1.6;
}

header{
background:linear-gradient(135deg,#003366,#0066b3);
color:white;
padding:45px 20px;
text-align:center;
}

.logo{
width:220px;
max-width:90%;
margin-bottom:20px;
}

header h1{
margin:0;
font-size:46px;
color:white;
}

header p{
font-size:22px;
margin-top:10px;
}

nav{
background:#00264d;
padding:18px;
text-align:center;
box-shadow:0 2px 8px rgba(0,0,0,0.1);
}

nav a{
color:white;
text-decoration:none;
margin:0 14px;
font-weight:bold;
font-size:16px;
transition:0.3s;
}

nav a:hover{
color:#7ec3ff;
}

.container{
max-width:1200px;
margin:auto;
padding:40px 20px;
}

.card{
background:white;
padding:32px;
margin-bottom:30px;
border-radius:14px;
box-shadow:0 4px 16px rgba(0,0,0,0.08);
}

.card h2{
color:#003366;
margin-top:0;
font-size:32px;
}

.card h3{
color:#0055a5;
}

p{
font-size:18px;
}

ul{
padding-left:25px;
}

ul li{
margin-bottom:10px;
font-size:18px;
}

.button{
display:inline-block;
background:#0055a5;
color:white;
padding:14px 28px;
text-decoration:none;
border-radius:8px;
margin-top:20px;
font-weight:bold;
transition:0.3s;
}

.button:hover{
background:#003366;
}

footer{
background:#00264d;
color:white;
text-align:center;
padding:40px 20px;
margin-top:40px;
}

footer h3{
margin-top:0;
color:white;
}

hr{
border:none;
border-top:1px solid #ddd;
margin:25px 0;
}

@media(max-width:768px){

header h1{
font-size:34px;
}

header p{
font-size:18px;
}

nav a{
display:block;
margin:10px 0;
}

.card{
padding:24px;
}

.card h2{
font-size:26px;
}

.logo{
width:170px;
}

}