*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:Arial, sans-serif;
}

body{
    line-height:1.6;
    color:#333;
}

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

header{
    background:#0f172a;
    color:white;
    padding:20px 0;
}

header .container{
    display:flex;
    justify-content:space-between;
    align-items:center;
}

.logo{
    font-size:28px;
    font-weight:bold;
}

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

nav a{
    color:white;
    text-decoration:none;
    font-weight:500;
}

nav a:hover{
    color:#38bdf8;
}

.hero{
    height:80vh;
    background:linear-gradient(rgba(0,0,0,.6), rgba(0,0,0,.6)),
    url('https://images.unsplash.com/photo-1552664730-d307ca884978');
    background-size:cover;
    background-position:center;
    display:flex;
    align-items:center;
    justify-content:center;
    text-align:center;
    color:white;
}

.hero-content h1{
    font-size:55px;
    margin-bottom:20px;
}

.hero-content p{
    font-size:20px;
    margin-bottom:30px;
}

.btn{
    background:#38bdf8;
    color:white;
    padding:14px 30px;
    text-decoration:none;
    border:none;
    border-radius:5px;
    cursor:pointer;
}

.page-header{
    background:#f5f5f5;
    padding:80px 20px;
    text-align:center;
}

.page-header h1{
    font-size:42px;
}

.services-preview,
.why-us,
.about-content{
    padding:80px 0;
}

.cards{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
    gap:25px;
    margin-top:40px;
}

.card{
    background:white;
    padding:30px;
    border-radius:10px;
    box-shadow:0 4px 15px rgba(0,0,0,.1);
}

.card h3{
    margin-bottom:15px;
}

.contact-form{
    max-width:700px;
    margin:60px auto;
}

.contact-form input,
.contact-form textarea{
    width:100%;
    padding:15px;
    margin-bottom:20px;
    border:1px solid #ddd;
    border-radius:5px;
}

footer{
    background:#0f172a;
    color:white;
    text-align:center;
    padding:20px;
    margin-top:50px;
}

@media(max-width:768px){

    header .container{
        flex-direction:column;
        gap:15px;
    }

    nav ul{
        flex-wrap:wrap;
        justify-content:center;
        gap:15px;
    }

    .hero-content h1{
        font-size:35px;
    }

    .hero-content p{
        font-size:18px;
    }
}
footer{
    background:#0f172a;
    color:#fff;
    margin-top:60px;
}

.footer-container{
    max-width:1200px;
    margin:auto;
    padding:60px 20px 40px;
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:40px;
}

.footer-section h3{
    margin-bottom:20px;
    font-size:22px;
}

.footer-section p{
    color:#cbd5e1;
    line-height:1.8;
}

.footer-section ul{
    list-style:none;
}

.footer-section ul li{
    margin-bottom:12px;
}

.footer-section ul li a{
    color:#cbd5e1;
    text-decoration:none;
    transition:.3s;
}

.footer-section ul li a:hover{
    color:#38bdf8;
}

.footer-bottom{
    text-align:center;
    border-top:1px solid rgba(255,255,255,.1);
    padding:20px;
}

.footer-bottom p{
    color:#cbd5e1;
}

/* Mobile Footer */

@media(max-width:768px){

    .footer-container{
        grid-template-columns:1fr;
        text-align:center;
        gap:30px;
    }

}