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

body{
    background:#0f172a;
    color:#fff;
    font-family:Arial,sans-serif;
}

.container{
    width:95%;
    max-width:900px;
    margin:40px auto;
}

.header{
    text-align:center;
    margin-bottom:30px;
}

.header h1{
    font-size:34px;
    color:#00e676;
}

.header p{
    color:#cbd5e1;
    margin-top:8px;
}

.card{
    background:rgba(30,41,59,.75);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);

    border:1px solid rgba(255,255,255,.08);
    border-radius:18px;

    padding:24px;

    box-shadow:
    0 10px 35px rgba(0,0,0,.45),
    0 0 0 1px rgba(0,230,118,.08);

    transition:.25s ease;
}

.card h2{
    margin-bottom:20px;
}
.card:hover{
    transform:translateY(-4px);
    box-shadow:
    0 18px 45px rgba(0,0,0,.5),
    0 0 20px rgba(0,230,118,.18);
}

#keys p{
    text-align:center;
    color:#94a3b8;
}
/* ---------- HERO ---------- */

.hero{
    min-height:85vh;
    display:flex;
    align-items:center;
    justify-content:center;
    text-align:center;
    padding:60px 20px;
}

.hero-content{
    max-width:700px;
}

.hero-badge{
    display:inline-block;
    padding:8px 18px;
    border-radius:999px;
    background:rgba(0,230,118,.12);
    color:#00e676;
    border:1px solid rgba(0,230,118,.25);
    font-weight:600;
    margin-bottom:20px;
}

.hero h1{
    font-size:52px;
    margin:0;
    font-weight:800;
    letter-spacing:1px;
}

.hero p{
    margin:25px auto;
    max-width:600px;
    color:#a8b3c7;
    line-height:1.8;
    font-size:18px;
}

.hero-buttons{
    display:flex;
    gap:18px;
    justify-content:center;
    flex-wrap:wrap;
    margin-top:35px;
}

.btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:10px;
    padding:16px 34px;
    border-radius:16px;
    text-decoration:none;
    font-weight:700;
    transition:.25s;
}

.btn-primary{
    background:#00e676;
    color:#08110b;
}

.btn-primary:hover{
    transform:translateY(-3px);
}

.btn-secondary{
    border:2px solid #00e676;
    color:#00e676;
}

.btn-secondary:hover{
    background:#00e676;
    color:#08110b;
}

.hero-features{
    display:flex;
    justify-content:center;
    gap:18px;
    margin-top:50px;
    flex-wrap:wrap;
}

.feature-box{
    background:#182233;
    border:1px solid rgba(255,255,255,.06);
    border-radius:18px;
    padding:18px 26px;
    min-width:140px;
}

.feature-box span{
    display:block;
    margin-top:10px;
    color:#d8dee9;
}

@media(max-width:768px){

.hero{
    min-height:75vh;
}

.hero h1{
    font-size:38px;
}

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

.btn{
    width:100%;
}

}