/* Z-Index System - Centralized z-index management for consistent layering */

:root {
    /* Z-Index Scale */
    --z-base: 1;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-sticky-dropdown: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-notification: 600;
    --z-tooltip: 700;
    --z-maximum: 9999;
}

/* 
 * Z-Index Hierarchy:
 * 1     - Base content
 * 100   - Dropdowns
 * 200   - Sticky elements
 * 300   - Sticky dropdowns
 * 400   - Modal backdrops
 * 500   - Modals
 * 600   - Notifications
 * 700   - Tooltips
 * 9999  - Maximum (use sparingly)
 */