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

body{
    font-family:Arial, Helvetica, sans-serif;
    background:#f8fafc;
    color:#333;
    line-height:1.7;
}

.container{
    width:90%;
    max-width:1200px;
    margin:auto;
}

header{
    background:#0f172a;
    padding:20px 0;
    position:sticky;
    top:0;
    z-index:1000;
}

nav{
    display:flex;
    justify-content:space-between;
    align-items:center;
}

.logo{
    color:#fff;
    font-size:28px;
    font-weight:700;
}

nav ul{
    list-style:none;
    display:flex;
    gap:25px;
}

nav ul li a{
    color:#fff;
    text-decoration:none;
    font-weight:500;
    transition:.3s;
}

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

.hero{
    background:linear-gradient(
        135deg,
        #1e3a8a,
        #2563eb
    );
    color:#fff;
    text-align:center;
    padding:120px 20px;
}

.hero h1{
    font-size:58px;
    margin-bottom:20px;
}

.hero p{
    max-width:850px;
    margin:auto;
    font-size:20px;
}

.btn{
    display:inline-block;
    margin-top:30px;
    padding:14px 32px;
    background:#fff;
    color:#1e3a8a;
    text-decoration:none;
    border-radius:8px;
    font-weight:700;
    transition:.3s;
}

.btn:hover{
    transform:translateY(-2px);
}

section{
    padding:90px 0;
}

.section-title{
    text-align:center;
    margin-bottom:50px;
}

.section-title h2{
    font-size:42px;
    color:#0f172a;
}

.services{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
    gap:30px;
}

.card{
    background:#fff;
    padding:30px;
    border-radius:12px;
    box-shadow:0 5px 20px rgba(0,0,0,.08);
    transition:.3s;
}

.card:hover{
    transform:translateY(-5px);
}

.card h3{
    color:#2563eb;
    margin-bottom:15px;
}

.about{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:50px;
    align-items:center;
}

.about h2{
    margin-bottom:20px;
    color:#0f172a;
}

.about p{
    margin-bottom:15px;
}

.about img{
    width:100%;
    border-radius:12px;
}

.contact-box{
    background:#fff;
    padding:40px;
    border-radius:12px;
    box-shadow:0 5px 20px rgba(0,0,0,.08);
}

.contact-box p{
    margin-bottom:15px;
}

footer{
    background:#0f172a;
    color:#fff;
    text-align:center;
    padding:30px 0;
}

@media(max-width:768px){

    nav{
        flex-direction:column;
        gap:15px;
    }

    nav ul{
        flex-wrap:wrap;
        justify-content:center;
    }

    .hero h1{
        font-size:38px;
    }

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

    .about{
        grid-template-columns:1fr;
    }

    .section-title h2{
        font-size:32px;
    }
}