body{
    font-family:Arial;
    background:#0f172a;
    color:#fff;
    margin:0;
}

.container{
    max-width:800px;
    margin:auto;
    padding:40px 20px;
    text-align:center;
}

h1{
    font-size:32px;
    margin-bottom:10px;
}

.subtitle{
    color:#94a3b8;
    margin-bottom:30px;
}

.form{
    display:flex;
    gap:10px;
    justify-content:center;
}

.form input{
    padding:12px;
    width:60%;
    border-radius:8px;
    border:none;
}

.form button{
    background:#3b82f6;
    border:none;
    padding:12px 20px;
    color:#fff;
    border-radius:8px;
    cursor:pointer;
    transition:0.3s;
}

.form button:hover{
    transform:scale(1.05);
}

.result{
    margin-top:40px;
}

.grid{
    display:flex;
    gap:20px;
    justify-content:center;
}

.card{
    background:#1e293b;
    padding:20px;
    border-radius:10px;
    width:150px;
    transition:0.3s;
}

.card:hover{
    transform:translateY(-5px);
}

.card span{
    display:block;
    color:#94a3b8;
}

.card strong{
    font-size:28px;
}

/* Animasi */
.fade-in{
    animation:fadeIn 0.6s ease;
}

@keyframes fadeIn{
    from{opacity:0; transform:translateY(20px)}
    to{opacity:1; transform:translateY(0)}
}