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


body{

background:#050816;
color:white;

overflow-x:hidden;

}



header{

height:80px;

display:flex;

justify-content:space-between;

align-items:center;

padding:0 8%;

position:absolute;

width:100%;

z-index:10;

}


.logo{

font-size:28px;

font-weight:700;

letter-spacing:1px;

}


.logo span{

color:#4da3ff;

}



button{

background:transparent;

border:1px solid #4da3ff;

color:white;

padding:10px 22px;

border-radius:30px;

cursor:pointer;

}



.hero{

height:100vh;

display:flex;

align-items:center;

justify-content:center;

position:relative;

}



.grid{

position:absolute;

width:100%;

height:100%;

background-image:

linear-gradient(
rgba(255,255,255,.05) 1px,
transparent 1px
),

linear-gradient(
90deg,
rgba(255,255,255,.05) 1px,
transparent 1px
);

background-size:60px 60px;

mask-image:radial-gradient(circle,#000,transparent 70%);

}



.content{

max-width:900px;

text-align:center;

z-index:2;

}



h1{

font-size:55px;

line-height:1.2;

margin-bottom:30px;

}



.content p{

font-size:20px;

color:#b7c6df;

line-height:1.8;

}



.status{

margin:40px;

display:flex;

justify-content:center;

align-items:center;

gap:12px;

}



.status span{

width:12px;

height:12px;

background:#35ff8b;

border-radius:50%;

box-shadow:
0 0 20px #35ff8b;

}



.button{

display:inline-block;

padding:15px 40px;

border-radius:40px;

background:#1677ff;

text-decoration:none;

color:white;

}



.features{

display:flex;

justify-content:center;

gap:30px;

padding:80px 8%;

}



.card{

background:
rgba(255,255,255,.05);

border:

1px solid rgba(255,255,255,.1);

padding:35px;

border-radius:20px;

width:300px;

backdrop-filter:blur(10px);

}



.card h3{

margin-bottom:15px;

color:#4da3ff;

}


.card p{

color:#ccc;

line-height:1.6;

}



footer{

text-align:center;

padding:40px;

color:#777;

}



@media(max-width:800px){

h1{

font-size:36px;

}


.features{

flex-direction:column;

align-items:center;

}


}