#loader {
    position: fixed;
    inset: 0;
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loader-ring {
    width: 70px;
    height: 70px;
    border: 5px solid rgba(255,255,255,0.2);
    border-top: 5px solid #00f6ff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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