:root{
/* the signature Inspireo button treatment: a hard, offset "sticker" shadow that
   appears only on hover — no blur, no easing, an instant snap */
--shadow-hard:4px 4px 0px 0px var(--shadow-hard-color);
--shadow-hard-inverse:4px 4px 0px 0px var(--shadow-hard-color-inverse);
--shadow-card:0 2px 10px rgba(0,0,0,0.08);
--shadow-card-lg:0 8px 24px rgba(0,0,0,0.12);
--radius-none:0px;
--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;--space-6:22px;--space-8:32px;--space-10:40px;
}