/**
 * Applies theme-specific styles.
 * @param {Rules}    @darkRules  - Styles to apply when `.theme-dark` is present
 * @param {Rules}    @lightRules - Styles to apply when `.theme-light` is present
 */
.appTheme(@darkRules, @lightRules) {
    // Dark theme selectors
    .themed.theme-dark .application.sheet.dh-style,
    .themed.theme-dark.application.sheet.dh-style,
    body.theme-dark .application,
    body.theme-dark.application {
        @darkRules();
    }

    // Light theme selectors
    .themed.theme-light .application.sheet.dh-style,
    .themed.theme-light.application.sheet.dh-style,
    body.theme-light .application,
    body.theme-light.application {
        @lightRules();
    }
}