body {
    margin: 0;
    background: #020617;
    color: #e5e7eb;
    font-family: Arial, sans-serif;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.loading {
    text-align: center;
}

.spinner {
    width: 42px;
    height: 42px;
    border: 4px solid #1e293b;
    border-top: 4px solid #38bdf8;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 10px;
}

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