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

body{
background:#07131C;
color:white;
font-family:Arial,sans-serif;
}

.navbar{
height:90px;
display:flex;
justify-content:space-between;
align-items:center;
padding:0 60px;
position:fixed;
width:100%;
background:rgba(7,19,28,.75);
backdrop-filter:blur(12px);
z-index:999;
}

.logo img{
height:50px;
}

nav ul{
display:flex;
list-style:none;
gap:35px;
}

nav a{
color:white;
text-decoration:none;
font-size:15px;
}

.hero{
min-height:100vh;
display:flex;
align-items:center;
justify-content:center;
text-align:center;
padding:120px 30px;
background:
radial-gradient(circle at center,
rgba(22,168,232,.20),
transparent 60%);
}

.hero h1{
font-size:72px;
line-height:1.05;
max-width:1000px;
}

.hero h1 span{
color:#16A8E8;
}

.hero p{
margin-top:30px;
font-size:22px;
color:#B5C4CF;
max-width:900px;
}

.cta-button{
display:inline-block;
margin-top:40px;
background:#16A8E8;
color:white;
padding:18px 40px;
border-radius:40px;
text-decoration:none;
font-weight:bold;
}

.services-preview{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
gap:25px;
padding:80px;
}

.service-card{
background:#0D1E29;
border:1px solid rgba(255,255,255,.08);
border-radius:20px;
padding:50px 30px;
text-align:center;
transition:.3s;
}

.service-card:hover{
border-color:#16A8E8;
transform:translateY(-8px);
}