body{
    margin:0;
    padding:0;
    background:#0b1220;
    color:#dbe4ee;
    font-family:Arial, Helvetica, sans-serif;
    line-height:1.8;
}

.wrapper{
    max-width:1200px;
    margin:auto;
    padding:40px 20px;
}

.hero{
    background:linear-gradient(135deg,#101827,#1a2940);
    border-radius:18px;
    padding:50px;
    margin-bottom:40px;
    box-shadow:0 0 30px rgba(0,0,0,0.35);
}

h1{
    color:#7dd3fc;
    font-size:2.7rem;
    margin-bottom:20px;
}

h2{
    color:#7dd3fc;
    margin-top:60px;
    border-left:4px solid #38bdf8;
    padding-left:14px;
}

h3{
    color:#93c5fd;
    margin-top:25px;
}

.card{
    background:#162131;
    border-radius:16px;
    padding:28px;
    margin-top:25px;
    box-shadow:0 0 18px rgba(0,0,0,0.25);
}

.grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(320px,1fr));
    gap:24px;
}

.highlight{
    color:#facc15;
    font-weight:bold;
}

ul{
    padding-left:22px;
}

ul li{
    margin-bottom:10px;
}

p{
    margin-bottom:18px;
}

a{
    color:#7dd3fc;
    text-decoration:none;
}

a:hover{
    color:#bae6fd;
}

.note{
    background:#1d3147;
    border-left:4px solid #38bdf8;
    padding:18px;
    border-radius:10px;
    margin-top:20px;
}

.small{
    color:#b8c7d9;
    font-size:0.96rem;
}

footer{
    margin-top:70px;
    padding-top:25px;
    border-top:1px solid #334155;
    color:#94a3b8;
    text-align:center;
}

hr{
    border:none;
    border-top:1px solid #2b3c54;
    margin:50px 0;
}