:root {
    --focus-width: 2px;
    --focus-offset: 2px;
    --focus-color: #1d1d1b;
}

html body :where(
    a[href],
    button:not([disabled]),
    input:not([type="hidden"]):not([disabled]),
    select:not([disabled]),
    textarea:not([disabled]),
    summary,
    [tabindex]:not([tabindex="-1"])
):focus-visible {
    outline: var(--focus-width) solid var(--focus-color);
    outline-offset: var(--focus-offset);
}