.dotted-bg {
    --color-1: white;
    --color-2: var(--color-1);
    --size: 1px;
    --size-total: calc(var(--size) * 3);
    --offset: calc(var(--size-total) / 2 + var(--size));

    position: relative;

    @media (min-resolution: 144dpi) {
        --size: 0.5px;
        --size-total: calc(var(--size) * 5);
    }

    &::before,
    &::after {
        animation: background-anim 20s infinite alternate linear;
        content: '';
        opacity: 1;
        position: absolute;
        inset: 0;
        will-change: background-position;
        z-index: 1;
    }

    &::before {
        background-color: black;
        background-image:
            radial-gradient(circle at var(--size) var(--size), var(--color-1) var(--size), transparent 0),
            radial-gradient(circle at var(--offset) var(--offset), var(--color-2) var(--size), transparent 0);
        background-size: var(--size-total) var(--size-total);
        background-repeat: repeat;
        mix-blend-mode: darken;
    }

    &::after {
        animation-duration: 5s;
        animation-direction: normal;
        background-image: linear-gradient(transparent, magenta, teal, orange, transparent);
        background-size: 100% 20px;
        background-repeat: no-repeat;
        mix-blend-mode: color-dodge;
    }

    & img {
        filter: brightness(1.5) grayscale(1);
    }

    &:has(img) {
        width: fit-content;
        height: fit-content;

        &::before,
        &::after {
            mask-image: var(--image-src);
            mask-repeat: no-repeat;
            mask-size: 100% 100%;
        }
    }

    /* CRT Flicker Effect */
    animation: crt-flicker 0.15s infinite;
    position: relative;
    overflow: hidden;

    &::after {
        content: " ";
        display: block;
        position: absolute;
        top: 0;
        left: 0;
        bottom: 0;
        right: 0;
        background: linear-gradient(
            to bottom,
            rgba(255, 255, 255, 0),
            rgba(255, 255, 255, 0) 50%,
            rgba(0, 0, 0, 0.1) 50%,
            rgba(0, 0, 0, 0.1)
        );
        background-size: 100% 4px;
        z-index: 2;
        pointer-events: none;
        mix-blend-mode: overlay;
    }
}

@keyframes background-anim {
    0% {
        background-position: 0% 0%;
    }
    100% {
        background-position: 100% 100%;
    }
}

@keyframes crt-flicker {
    0% { opacity: 0.95; transform: translateY(0); }
    5% { opacity: 0.85; transform: translateY(-1px); }
    10% { opacity: 0.95; transform: translateY(0); }
    15% { opacity: 1; transform: translateY(1px); }
    20% { opacity: 0.9; transform: translateY(0); }
    25% { opacity: 0.95; transform: translateY(-1px); }
    30% { opacity: 1; transform: translateY(0); }
    35% { opacity: 0.8; transform: translateY(1px); }
    40% { opacity: 0.95; transform: translateY(0); }
    45% { opacity: 1; transform: translateY(-1px); }
    50% { opacity: 0.85; transform: translateY(0); }
    55% { opacity: 0.9; transform: translateY(1px); }
    60% { opacity: 1; transform: translateY(0); }
    65% { opacity: 0.95; transform: translateY(-1px); }
    70% { opacity: 0.8; transform: translateY(0); }
    75% { opacity: 1; transform: translateY(1px); }
    80% { opacity: 0.95; transform: translateY(0); }
    85% { opacity: 0.9; transform: translateY(-1px); }
    90% { opacity: 1; transform: translateY(0); }
    95% { opacity: 0.85; transform: translateY(1px); }
    100% { opacity: 0.95; transform: translateY(0); }
}