:root {
    --bg-color: #ffffff;
    --bg-color-accent: #fefefe;
    --bg-color-accent-strong: #ba0000;
    --border-color: #eeeeee;
    --border-color1-5: #999999;
    --border-color2: #444444;

    --text-color: #111111;
    --text-color-on-accent-strong: #ffffff;
    --text-color-on-accent-strong-selected: #000000;

    --bg-color-ui: #ddd;
    --bg-color-ui-selected: #888;

    --road-color: #cccccc;

    --range-opacity: 0.2;
    --non-placeable-opacity: 0.4;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg-color: #111111;
        --bg-color-accent: #121212;
        --bg-color-accent-strong: #ba0000;
        --border-color: #222222;
        --border-color1-5: #4f4f4f;
        --border-color2: #777777;

        --text-color: #eeeeee;
        --text-color-on-accent-strong: #000000;
        --text-color-on-accent-strong-selected: #ffffff;

        --bg-color-ui: #333;
        --bg-color-ui-selected: #777;
        --road-color: #aaaaaa;

        --range-opacity: 1;
        --non-placeable-opacity: 0.8;
    }
}

html,
body {
    margin: 0;
    padding: 0;
    font-family: monospace;
    font-size: 14px;
    background-color: var(--bg-color);
    color: var(--text-color);

    width: 100%;
    height: 100%;
}

* {
    box-sizing: border-box;
}