*{box-sizing:border-box}

body{
margin:0;
font-family:Inter,sans-serif;
background:#050505;
color:white;
overflow-x:hidden;
}

/* loader */

#loader{
position:fixed;
top:0;
left:0;
width:100%;
height:100%;
background:black;
display:flex;
align-items:center;
justify-content:center;
z-index:9999;
}

.loader-logo{
font-family:Orbitron;
font-size:46px;
color:#00ffa6;
text-shadow:0 0 60px #00ffa6;
animation:pulse 2s infinite;
}

@keyframes pulse{
0%{opacity:0.3}
50%{opacity:1}
100%{opacity:0.3}
}

/* stars */

#stars{
position:fixed;
top:0;
left:0;
width:100%;
height:100%;
z-index:-1;
}

/* hero */

.hero{
text-align:center;
padding:90px 20px 50px;
}

.logo{
font-family:Orbitron;
font-size:64px;
color:#00ffa6;
text-shadow:0 0 60px #00ffa6;
}

.subtitle{
opacity:0.85;
}

/* layout */

.container{
max-width:1100px;
margin:auto;
padding:20px;
display:grid;
grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
gap:28px;
}

/* cards */

.card{
background:rgba(20,20,20,0.9);
border-radius:20px;
border:1px solid #222;
padding:26px;
backdrop-filter:blur(18px);
transition:0.35s;
}

.card:hover{
transform:translateY(-10px);
border-color:#00ffa6;
box-shadow:0 0 50px rgba(0,255,166,0.5);
}

.card a{
display:block;
margin-top:10px;
color:#00ffa6;
text-decoration:none;
font-weight:500;
}

.big{grid-column:1/-1}
.highlight{border:1px solid #00ffa6}
.small{font-size:13px;opacity:0.7}

.rules{
margin-top:15px;
line-height:1.6;
}

/* button */

.btn{
display:inline-block;
margin-top:14px;
padding:14px 28px;
border-radius:14px;
border:1px solid #00ffa6;
transition:0.3s;
}

.btn:hover{
box-shadow:0 0 25px #00ffa6;
transform:scale(1.05);
}

.primary{
background:rgba(0,255,166,0.15);
}

/* reveal */

.reveal{
opacity:0;
transform:translateY(40px);
transition:all 0.9s ease;
}

.reveal.active{
opacity:1;
transform:translateY(0);
}

/* mobile */

@media(max-width:600px){

.logo{font-size:40px}
.hero{padding:60px 10px}
.container{grid-template-columns:1fr}

}