:root{
--bg1:#0f172a;
--bg2:#1e293b;
--bg3:#020617;
--blue:#2563eb;
--blue2:#3b82f6;
--text:#f8fafc;
--muted:#94a3b8;
}

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

body{
font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,sans-serif;
background:linear-gradient(135deg,var(--bg1),var(--bg2),var(--bg3));
color:var(--text);
line-height:1.6;
}

.container{
max-width:1100px;
margin:auto;
padding:40px 20px;
}

.header{
text-align:center;
margin-bottom:50px;
}

.logo{
width:60px;
height:50px;
border:4px solid var(--blue2);
border-radius:14px;
display:flex;
align-items:center;
justify-content:center;
margin:auto;
margin-bottom:5px;
background:white;
}
.logo img{
max-width:80%;
max-height:80%;
object-fit:contain;
position:relative;
left:2px;
top:2px;
}

.logo span{
font-size:28px;
font-weight:700;
color:var(--blue);
}

.title{
font-size:30px;
font-weight:700;
}

.title span{
color:var(--blue2);
}

.tagline{
margin-top:6px;
font-size:13px;
letter-spacing:2px;
color:var(--muted);
text-transform:uppercase;
}

.hero{
text-align:center;
margin-top:30px;
margin-bottom:40px;
}

.hero h1{
font-size:34px;
font-weight:700;
margin-bottom:15px;
}

.hero p{
font-size:18px;
color:var(--muted);
max-width:700px;
margin:auto;
}

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

.card{
background:rgba(15,23,42,.8);
border:1px solid rgba(59,130,246,.25);
border-radius:12px;
padding:22px;
}

.card h3{
font-size:18px;
margin-bottom:8px;
}

.card p{
font-size:14px;
color:var(--muted);
}

.section{
margin-top:70px;
}

.section h2{
font-size:26px;
margin-bottom:15px;
text-align:center;
}

.section p{
text-align:center;
color:var(--muted);
max-width:700px;
margin:auto;
margin-bottom:25px;
}


.code{
background:#020617;
padding:18px;
border-radius:10px;
font-family:monospace;
font-size:13px;
color:#cbd5f5;
margin-top:15px;
}

.cta{
text-align:center;
margin-top:60px;
}

.cta a{
background:linear-gradient(135deg,var(--blue2),var(--blue));
padding:14px 32px;
border-radius:30px;
color:white;
text-decoration:none;
font-weight:600;
display:inline-block;
}

.cta a:hover{
opacity:.9;
}

.footer{
background:white;
text-align:center;
v-align:bottom;
font-size:13px;
color: black;
margin-top:60px;
}

.footer img{
vertical-align:bottom;
}


/* -------- Responsive adjustments -------- */

@media (max-width:900px){

.container{
padding:30px 16px;
}

.hero h1{
font-size:28px;
}

.hero p{
font-size:16px;
}

.features{
grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
gap:18px;
}

.section h2{
font-size:22px;
}

}

@media (max-width:600px){

.logo{
width:52px;
height:44px;
border-width:3px;
}

.title{
font-size:24px;
}

.tagline{
font-size:11px;
letter-spacing:1px;
}

.hero h1{
font-size:24px;
line-height:1.3;
}

.hero p{
font-size:15px;
}

.features{
grid-template-columns:1fr;
gap:16px;
}

.card{
padding:18px;
}

.cta a{
padding:12px 24px;
font-size:14px;
}

.footer{
font-size:12px;
padding:10px;
}

.footer img{
height:22px;
}

}