#cloud-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 200;
    overflow: hidden;
    opacity: 0;
    transition: opacity 3s ease-in-out;
}

#cloud-overlay.active {
    opacity: 0.8;
}

.cloud {
    position: absolute;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.8) 0%, transparent 85%);
    filter: blur(35px);
    border-radius: 50%;
    will-change: transform;
    pointer-events: none;
    opacity: 0.6;
}

@keyframes cloudMove {
    from { transform: translateX(-120vw); }
    to { transform: translateX(120vw); }
}