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

html{
    scroll-behavior:smooth;
}

body{
    background:#060816;
    color:#fff;
    overflow-x:hidden;
}

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

a{
    text-decoration:none;
}

/* HEADER */

header{
    position:fixed;
    width:100%;
    top:0;
    left:0;
    z-index:999;
    background:rgba(6,8,22,0.85);
    backdrop-filter:blur(10px);
    border-bottom:1px solid rgba(255,255,255,0.08);
}

.navbar{
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:18px 0;
}

.logo{
    font-size:34px;
    font-weight:700;
    color:#fff;
}

.logo span{
    color:#00d2ff;
}

.nav-links{
    display:flex;
    gap:30px;
}

.nav-links a{
    color:#fff;
    font-size:16px;
    transition:0.3s;
}

.nav-links a:hover,
.nav-links .active{
    color:#00d2ff;
}

/* HERO */

.hero{
    min-height:100vh;
    display:flex;
    align-items:center;
    position:relative;
    background:
    linear-gradient(rgba(6,8,22,0.85),rgba(6,8,22,0.9)),
    url('https://images.unsplash.com/photo-1516321318423-f06f85e504b3?q=80&w=2070&auto=format&fit=crop');
    background-size:cover;
    background-position:center;
}

.hero::before{
    content:'';
    position:absolute;
    width:500px;
    height:500px;
    background:#00d2ff33;
    filter:blur(120px);
    top:-100px;
    right:-100px;
}

.hero-content{
    position:relative;
    z-index:2;
}

.hero-content h1{
    font-size:70px;
    line-height:1.1;
    margin-bottom:25px;
}

.hero-content h1 span{
    color:#00d2ff;
}

.hero-content p{
    max-width:650px;
    color:#cbd5e1;
    font-size:19px;
    line-height:1.8;
    margin-bottom:35px;
}

.btn{
    display:inline-block;
    padding:15px 35px;
    background:linear-gradient(45deg,#00d2ff,#3a7bd5);
    border-radius:10px;
    color:#fff;
    font-weight:600;
    transition:0.4s;
}

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

/* SECTION */

.section{
    padding:110px 0;
}

.section-title{
    text-align:center;
    margin-bottom:70px;
}

.section-title h2{
    font-size:48px;
    margin-bottom:15px;
}

.section-title p{
    color:#94a3b8;
    font-size:18px;
}

/* CARDS */

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

.card{
    background:rgba(255,255,255,0.04);
    border:1px solid rgba(255,255,255,0.08);
    border-radius:20px;
    padding:35px;
    transition:0.4s;
    backdrop-filter:blur(12px);
}

.card:hover{
    transform:translateY(-10px);
    border-color:#00d2ff;
}

.card h3{
    margin:20px 0;
    font-size:24px;
}

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

/* ABOUT */

.about-wrapper{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
    gap:50px;
    align-items:center;
}

.about-img img{
    width:100%;
    border-radius:25px;
}

.about-content h2{
    font-size:48px;
    margin-bottom:25px;
}

.about-content p{
    color:#cbd5e1;
    line-height:1.9;
    margin-bottom:20px;
}

/* CONTACT */

.contact-wrapper{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
    gap:40px;
}

.contact-box{
    background:rgba(255,255,255,0.04);
    border-radius:20px;
    padding:40px;
}

.contact-box h3{
    margin-bottom:25px;
    font-size:28px;
}

.contact-box p{
    margin-bottom:18px;
    color:#cbd5e1;
}

form{
    display:flex;
    flex-direction:column;
    gap:18px;
}

input,
textarea{
    padding:15px;
    border:none;
    outline:none;
    background:#10172b;
    border-radius:10px;
    color:#fff;
}

textarea{
    height:140px;
    resize:none;
}

button{
    border:none;
    cursor:pointer;
}

/* FOOTER */

footer{
    border-top:1px solid rgba(255,255,255,0.08);
    padding:30px 0;
    text-align:center;
    color:#94a3b8;
}

/* RESPONSIVE */

@media(max-width:768px){

    .hero-content h1{
        font-size:45px;
    }

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

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

}