*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:Arial, Helvetica, sans-serif;
}

body{
    background:linear-gradient(135deg,#06142b,#0b2345,#102d5f);
    color:white;
    display:flex;
    justify-content:center;
    align-items:center;
    min-height:100vh;
}

.container{
    text-align:center;
    background:rgba(255,255,255,.08);
    padding:50px;
    border-radius:20px;
    backdrop-filter:blur(12px);
    box-shadow:0 0 30px rgba(0,150,255,.35);
    width:90%;
    max-width:700px;
}

h1{
    font-size:55px;
    color:#2bb7ff;
    margin-bottom:10px;
}

.subtitle{
    color:#d8e9ff;
    margin-bottom:35px;
    font-size:20px;
}

.construction{
    display:inline-block;
    padding:15px 30px;
    background:#2bb7ff;
    color:white;
    border-radius:12px;
    font-size:28px;
    font-weight:bold;
    margin-bottom:25px;
}

.text{
    color:#d8e9ff;
    font-size:18px;
    line-height:1.6;
    margin-bottom:35px;
}

.cards{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:18px;
}

.card{
    background:rgba(255,255,255,.08);
    padding:25px;
    border-radius:15px;
    border:1px solid rgba(255,255,255,.15);
    transition:.3s;
    font-size:18px;
}

.card:hover{
    transform:translateY(-5px);
    box-shadow:0 0 20px #2bb7ff;
}

.footer{
    margin-top:35px;
    color:#8fa9c7;
    font-size:14px;
}

.login-btn{
    position:fixed;
    top:25px;
    right:25px;
    background:#2bb7ff;
    color:white;
    text-decoration:none;
    padding:12px 28px;
    border-radius:12px;
    font-weight:bold;
    transition:.3s;
    box-shadow:0 0 15px rgba(43,183,255,.5);
}

.login-btn:hover{
    background:#1a9be0;
    transform:scale(1.05);
}

.sprinter-box{
    display:flex;
    justify-content:center;
    align-items:center;
    width:100%;
    margin-top:30px;
}

.sprinter{
    width:220px;
    height:auto;
}