/* ========================================================================== CertLab Theme — dark.css Dark mode. Loaded AFTER app.css / nav.css in every layout. Activated by , set in by partials/site/theme-init.htm (saved choice → OS preference → light). Layout of this file 1. Tokens — remap the --cl-* design tokens (covers everything that already uses var(--cl-*)) 2. Chrome — nav, dropdowns, form controls, generic surfaces 3. Toggle button — light AND dark styling for .cl-theme-toggle 4. Learner area — overrides for hard-coded colours (added per page) Overrides use `html[data-theme="dark"] .x` so they beat the inline