.article-page .rtl-track{position:relative;height:var(--cf-space-1600);border-bottom:1px solid var(--cf-color-border)}.article-page .rtl-ball{position:absolute;bottom:var(--cf-space-200);display:grid;place-items:center;width:var(--cf-space-1000);height:var(--cf-space-1000);border-radius:var(--cf-radius-full);color:var(--cf-color-on-primary-solid);font-weight:var(--cf-font-weight-semibold)}.article-page .rtl-ball.is-a{left:0;background:var(--cf-color-primary-solid)}.article-page .rtl-ball.is-b{left:45%;background:var(--cf-color-text-secondary);color:var(--cf-color-surface)}.article-page .rtl-light{display:grid;place-items:center;min-height:var(--cf-space-2000);border:1px solid var(--cf-color-border);border-radius:var(--cf-radius-300);background:var(--cf-color-surface-sunken);color:var(--cf-color-text-secondary);font-weight:var(--cf-font-weight-semibold)}.article-page .rtl-light.is-on{border-color:var(--cf-color-warning-border);background:var(--cf-color-warning);color:var(--cf-color-on-warning)}