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

body{
background:#0b0f1a;
color:#fff;
}

/* HEADER */
header{
display:flex;
justify-content:space-between;
align-items:center;
padding:20px 60px;
position:fixed;
width:100%;
background:rgba(0,0,0,0.5);
backdrop-filter:blur(10px);
z-index:999;
}

.logo{
display:flex;
align-items:center;
font-size:22px;
font-weight:600;
}

.logo img{
height:40px;
margin-right:10px;
}

nav a{
color:#fff;
margin-left:30px;
text-decoration:none;
opacity:0.8;
transition:0.3s;
}

nav a:hover{
color:#4CAF50;
opacity:1;
}

/* HERO */
.hero{
height:100vh;
display:flex;
flex-direction:column;
justify-content:center;
padding:0 80px;
background:
linear-gradient(rgba(0,0,0,0.6),rgba(0,0,0,0.8)),
url('https://images.unsplash.com/photo-1503387762-592deb58ef4e') center/cover;
}

.hero h1{
font-size:60px;
margin-bottom:20px;
}

.hero p{
font-size:18px;
opacity:0.85;
margin-bottom:30px;
max-width:600px;
}

.hero button{
padding:14px 35px;
border:none;
background:#4CAF50;
border-radius:30px;
color:#fff;
cursor:pointer;
}

/* SECTION */
.section{
padding:120px 80px;
}

/* CARD */
.card{
background:rgba(255,255,255,0.05);
padding:40px;
border-radius:20px;
margin-bottom:30px;
line-height:1.8;
transition:0.3s;
}

.card:hover{
transform:translateY(-6px);
}

/* GRID */
.grid{
display:grid;
grid-template-columns:repeat(3,1fr);
gap:30px;
}

/* FOOTER */
footer{
background:#05070f;
padding:50px 80px;
margin-top:60px;
}

.footer-grid{
display:grid;
grid-template-columns:repeat(3,1fr);
gap:30px;
}

footer a{
color:#aaa;
text-decoration:none;
}

footer a:hover{
color:#4CAF50;
}