*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:'Poppins',sans-serif;
    scroll-behavior:smooth;
}

body{
    background:#0f172a;
    color:white;
}

header{
    position:fixed;
    width:100%;
    top:0;
    left:0;
    background:#111827;
    padding:20px 10%;
    z-index:1000;
    box-shadow:0 2px 10px rgba(0,0,0,.4);
}

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

.logo{
    color:#38bdf8;
    font-size:30px;
}

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

nav ul li{
    margin-left:30px;
}

nav ul li a{
    text-decoration:none;
    color:white;
    transition:.3s;
}

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

.hero{
    min-height:100vh;
    display:flex;
    justify-content:center;
    align-items:center;
    text-align:center;
    padding:100px 20px;
    background:linear-gradient(135deg,#0f172a,#1e293b);
}

.hero h1{
    font-size:60px;
}

.hero h2{
    font-size:45px;
    color:#38bdf8;
    margin-top:10px;
}

.hero h3{
    margin-top:10px;
    color:#cbd5e1;
}

.hero p{
    max-width:650px;
    margin:20px auto;
    line-height:1.7;
    color:#94a3b8;
}

button{
    padding:15px 35px;
    border:none;
    border-radius:50px;
    background:#38bdf8;
    color:white;
    font-size:18px;
    cursor:pointer;
    transition:.3s;
}

button:hover{
    transform:scale(1.08);
    box-shadow:0 0 25px #38bdf8;
}

section{
    padding:100px 10%;
}

section h2{
    text-align:center;
    font-size:40px;
    margin-bottom:40px;
}

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

.card{
    background:#1e293b;
    padding:30px;
    border-radius:15px;
    transition:.4s;
    text-align:center;
}

.card:hover{
    transform:translateY(-10px);
    box-shadow:0 0 20px #38bdf8;
}

.card i{
    font-size:60px;
    color:#38bdf8;
    margin-bottom:20px;
}

#about p,
#contact p{
    text-align:center;
    max-width:800px;
    margin:auto;
    line-height:1.8;
    color:#cbd5e1;
}

footer{
    text-align:center;
    padding:30px;
    background:#111827;
    color:#94a3b8;
}

@media(max-width:768px){

nav{
    flex-direction:column;
}

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

nav ul li{
    margin:10px;
}

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

.hero h2{
    font-size:35px;
}

}

section{
    opacity:1;
    transform:translateY(0);
    transition:1s;
}

.profile-pic{
    width:220px;
    height:220px;
    border-radius:50%;
    object-fit:cover;
    border:5px solid #38bdf8;
    box-shadow:0 0 30px #38bdf8;
    margin:25px auto;
    display:block;
    transition:.4s;
}

.profile-pic:hover{
    transform:scale(1.05);
    box-shadow:0 0 50px #38bdf8;
}