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

body{
font-family:'Inter',sans-serif;
background:#020617;
color:white;
}

/* HEADER */

header{
position:fixed;
width:100%;
display:flex;
justify-content:space-between;
align-items:center;
padding:18px 30px;
background:rgba(2,6,23,.7);
backdrop-filter:blur(12px);
z-index:1000;
}

.logo{
font-size:22px;
font-weight:700;
}

nav a{
margin-left:25px;
color:#cbd5e1;
text-decoration:none;
}

nav a:hover{
color:white;
}

.burger{
display:none;
font-size:28px;
cursor:pointer;
}

/* HERO */

.hero{
height:100vh;
display:flex;
flex-direction:column;
justify-content:center;
align-items:center;
text-align:center;
padding:20px;
}

.hero h1{
font-size:60px;
background:linear-gradient(90deg,#60a5fa,#a78bfa);
-webkit-background-clip:text;
color:transparent;
}

.hero p{
margin-top:20px;
color:#94a3b8;
}

.hero button{
margin-top:30px;
padding:14px 28px;
border:none;
border-radius:12px;
background:linear-gradient(90deg,#2563eb,#7c3aed);
color:white;
cursor:pointer;
}

/* SECTIONS */

.section{
padding:100px 40px;
text-align:center;
}

.glass{
margin:80px auto;
width:85%;
padding:60px;
border-radius:20px;
background:rgba(255,255,255,.05);
backdrop-filter:blur(18px);
border:1px solid rgba(255,255,255,.1);
text-align:center;
}

/* PRODUCTS */

.grid{
margin-top:50px;
display:grid;
grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
gap:25px;
}

.card{
padding:30px;
border-radius:16px;
background:rgba(255,255,255,.04);
border:1px solid rgba(255,255,255,.08);
transition:.3s;
}

.card:hover{
transform:translateY(-8px);
}

.card p{
color:#94a3b8;
margin-top:10px;
}

/* FEATURES */

.features{
margin-top:40px;
display:grid;
grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
gap:20px;
}

.feature{
padding:25px;
background:rgba(255,255,255,.04);
border-radius:14px;
}

/* FOOTER */

footer{
text-align:center;
padding:40px;
color:#64748b;
}

/* ===== MOBILE ===== */

@media(max-width:768px){

.hero h1{
font-size:36px;
}

nav{
position:absolute;
top:70px;
right:0;
background:#020617;
width:100%;
flex-direction:column;
display:none;
text-align:center;
padding:20px 0;
}

nav a{
display:block;
margin:15px 0;
}

nav.active{
display:flex;
}

.burger{
display:block;
}

.glass{
width:92%;
padding:40px 20px;
}

.section{
padding:80px 20px;
}
}