/* CRT Scanline and Flicker Effects */

#crt-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%,
            rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg,
            rgba(255, 0, 0, 0.06),
            rgba(0, 255, 0, 0.02),
            rgba(0, 0, 255, 0.06));
    background-size: 100% 4px, 6px 100%;
    pointer-events: none;
    z-index: 10;
    animation: flicker 0.15s infinite;
}

@keyframes flicker {
    0% {
        opacity: 0.97;
    }

    5% {
        opacity: 0.95;
    }

    10% {
        opacity: 0.9;
    }

    15% {
        opacity: 0.95;
    }

    20% {
        opacity: 0.99;
    }

    25% {
        opacity: 0.95;
    }

    30% {
        opacity: 0.9;
    }

    35% {
        opacity: 0.96;
    }

    40% {
        opacity: 0.98;
    }

    45% {
        opacity: 0.95;
    }

    50% {
        opacity: 0.99;
    }

    55% {
        opacity: 0.93;
    }

    60% {
        opacity: 0.9;
    }

    65% {
        opacity: 0.96;
    }

    70% {
        opacity: 1;
    }

    75% {
        opacity: 0.97;
    }

    80% {
        opacity: 0.95;
    }

    85% {
        opacity: 0.93;
    }

    90% {
        opacity: 0.9;
    }

    95% {
        opacity: 0.96;
    }

    100% {
        opacity: 0.99;
    }
}

#screen-bezel::before {
    content: " ";
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: radial-gradient(circle, rgba(0, 0, 0, 0) 60%, rgba(0, 0, 0, 0.4) 100%);
    z-index: 5;
    pointer-events: none;
}