@keyframes scanline {
    0% {
        transform: translateY(0);
    }
    100% {
        transform: translateY(100%);
    }
}

.scanline {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    pointer-events: none;
    z-index: 9999;
}

.scanline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: rgba(0, 255, 0, 0.1);
    animation: scanline 10s linear infinite;
}

.scanline::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(10, 26, 10, 0) 50%, rgba(10, 26, 10, 0.75) 50%), linear-gradient(to right, rgba(10, 26, 10, 0.75) 1px, transparent 1px);
    background-size: 100% 4px, 3px 100%;
    opacity: 0.2;
}