body{
    margin:0;
    font-family:Arial,sans-serif;
    overflow:hidden;
    background:#0d0d1a;
    color:white;
    display:flex;
    justify-content:center;
    align-items:center;
    min-height:100vh;
}

body.light-mode{
    background:#f0f0f0;
    color:#111;
}

canvas#particleCanvas{
    position:fixed;
    top:0; left:0;
    width:100%; height:100%;
    z-index:0;
}

.mode-toggle{
    position:fixed;
    top:10px;
    right:10px;
    z-index:10;
}

.container{
    text-align:center;
    background:rgba(10,10,30,0.9);
    padding:30px 20px;
    border-radius:20px;
    box-shadow:0 0 30px #00ffff;
    width:90%;
    max-width:600px;
    position:relative;
    z-index:5;
}

body.light-mode .container{
    background:#fff;
    box-shadow:0 0 20px #00aaff;
    color:#111;
}

h1{
    margin-bottom:10px;
    color:#00ffff;
    text-shadow:0 0 15px #00ffff;
}

.buttons button{
    padding:12px 28px;
    margin:10px;
    border:none;
    border-radius:15px;
    cursor:pointer;
    background:#ff0066;
    color:white;
    font-weight:bold;
    box-shadow:0 0 20px #ff3399;
    transition:0.3s;
}

.buttons button:hover{
    transform:scale(1.1);
    box-shadow:0 0 30px #ff66cc;
}

body.light-mode .buttons button{
    background:#111;
    box-shadow:0 0 10px #111;
}

#status{
    margin-top:15px;
    font-weight:bold;
    font-size:1.1em;
}

#dashboard{
    margin-top:25px;
    display:flex;
    justify-content:center;
    flex-wrap:wrap;
    perspective:800px;
}

.nft-cube{
    width:80px;
    height:80px;
    margin:15px;
    transform-style: preserve-3d;
    animation: rotateCube 8s infinite linear;
    cursor:pointer;
}

.nft-cube div{
    position:absolute;
    width:80px;
    height:80px;
    background:linear-gradient(135deg,#ff3399,#00ffff);
    border:1px solid #fff;
    display:flex;
    justify-content:center;
    align-items:center;
    font-weight:bold;
    color:white;
}

@keyframes rotateCube{
    0%{ transform: rotateX(0deg) rotateY(0deg); }
    100%{ transform: rotateX(360deg) rotateY(360deg); }
}