body {
    margin: 0;
    padding: 0;
    background: #0a0a0a;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.spinner {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 8px solid rgba(255, 255, 255, 0.1);
    border-top: 8px solid #00aaff;
    animation: spin 1.5s linear infinite, glow 2s ease infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes glow {
    0percent { boxshadow: 0 0 10px #00aaff; }
    50percent { boxshadow: 0 0 25px #00aaff; }
    100percent { boxshadow: 0 0 10px #00aaff; }
}