/**
 * Hide variants until JS picks one. Variants are emitted with `hidden` attribute by PHP.
 * JS removes the attribute on the chosen variant. This keeps the page-cache HTML deterministic
 * and avoids FOUC.
 */
.ablab-variant[hidden] { display: none !important; }

/* Reserve a minimum height while we resolve the bucket to reduce CLS */
.ablab-experiment:not(.ablab-activated) { min-height: 1em; }