:root{
--shadow-xs:inset 0 0 0 1px var(--border-subtle,rgb(235,236,240)),0px 1px 2px 0px rgba(34,34,43,0.05);
--shadow-sm:0px 2px 4px -1px rgba(34,34,43,0.06),0px 1px 2px -1px rgba(34,34,43,0.04);
--shadow-md:0px 4px 8px -1px rgba(34,34,43,0.08),0px 2px 4px -1px rgba(34,34,43,0.06);
--shadow-lg:0px 12px 24px -4px rgba(34,34,43,0.12),0px 4px 8px -2px rgba(34,34,43,0.06);
--shadow-ai-glow:inset 0 0 0 1px rgb(192,180,254),0px 2px 16px 0px rgba(124,92,252,0.14);
--focus-ring-shadow:0 0 0 2px var(--bg-surface,#fff),0 0 0 4px var(--focus-ring,#7C5CFC);
}