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

body{
    font-family:Arial, sans-serif;
    background:#020617;
    color:white;
    overflow-x:hidden;
}

.background{

    position:fixed;
    width:100%;
    height:100%;

    background-color:#020617;

    z-index:-1;
    opacity:.25;
}

header{
    width:100%;
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:25px 8%;
    position:fixed;
    top:0;
    background:rgba(2,6,23,.85);
    backdrop-filter:blur(10px);
    z-index:1000;
    border-bottom:1px solid rgba(255,255,255,.08);
}

.logo{
    font-size:22px;
    font-weight:bold;
    letter-spacing:2px;
}

nav a{
    color:white;
    text-decoration:none;
    margin-left:30px;
    transition:.3s;
}

nav a:hover{
    color:#60a5fa;
}

.hero{
    min-height:100vh;
    display:flex;
    flex-direction:column;
    justify-content:center;
    align-items:center;
    text-align:center;
    padding:0 20px;
}

.hero h1{
    font-size:70px;
    max-width:1200px;
    line-height:1.2;
    margin-bottom:30px;
}

.hero span{
    color:#3b82f6;
}

.hero p{
    font-size:22px;
    color:#cbd5e1;
    max-width:900px;
    line-height:1.6;
}

.hero-buttons{
    margin-top:40px;
}

.btn-primary,
.btn-secondary{
    display:inline-block;
    padding:16px 34px;
    border-radius:12px;
    text-decoration:none;
    font-weight:bold;
    margin:10px;
    transition:.3s;
}

.btn-primary{
    background:#2563eb;
    color:white;
}

.btn-primary:hover{
    background:#1d4ed8;
    transform:translateY(-3px);
}

.btn-secondary{
    background:#1e293b;
    color:white;
    border:1px solid rgba(255,255,255,.1);
}

.btn-secondary:hover{
    background:#334155;
    transform:translateY(-3px);
}

section{
    padding:120px 8%;
}

h2{
    text-align:center;
    font-size:50px;
    margin-bottom:70px;
}

.cards{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
    gap:35px;
}

.card{
    background:rgba(15,23,42,.8);
    border:1px solid rgba(255,255,255,.08);
    padding:35px;
    border-radius:20px;
    backdrop-filter:blur(10px);
    transition:.3s;
}

.card:hover{
    transform:translateY(-10px);
    border-color:#3b82f6;
    box-shadow:0 0 25px rgba(59,130,246,.25);
}

.card h3{
    margin-bottom:20px;
    font-size:26px;
}

.card p{
    color:#cbd5e1;
    line-height:1.7;
}

.about-text{
    max-width:1000px;
    margin:auto;
    text-align:center;
    color:#cbd5e1;
    font-size:22px;
    line-height:1.8;
}

footer{
    padding:60px 20px;
    text-align:center;
    border-top:1px solid rgba(255,255,255,.08);
    background:#020617;
}

footer h3{
    margin-bottom:15px;
    font-size:28px;
}

footer p{
    color:#94a3b8;
    margin-top:10px;
}

@media(max-width:900px){

    .hero h1{
        font-size:48px;
    }

    nav{
        display:none;
    }

    h2{
        font-size:40px;
    }

}