:root{--k-anim-fast:150ms;--k-anim-normal:220ms;--k-anim-slow:320ms;--k-focus-color:rgba(59,130,246,1);--k-focus-soft:rgba(59,130,246,0.16)}.k-anim-base{transition:transform var(--k-anim-fast) ease-out,box-shadow var(--k-anim-fast) ease-out,background-color var(--k-anim-fast) ease-out,border-color var(--k-anim-fast) ease-out,color var(--k-anim-fast) ease-out}.k-hover-lift{transition:transform var(--k-anim-fast) ease-out,box-shadow var(--k-anim-fast) ease-out}.k-hover-lift:hover,.k-hover-lift:focus-visible{transform:translateY(-3px);box-shadow:0 10px 25px rgba(15,23,42,0.25)}.k-hover-scale{transition:transform var(--k-anim-fast) ease-out,box-shadow var(--k-anim-fast) ease-out}.k-hover-scale:hover,.k-hover-scale:focus-visible{transform:translateY(-2px) scale(1.03);box-shadow:0 12px 30px rgba(15,23,42,0.25)}.k-btn-press{transition:transform var(--k-anim-fast) ease-out,box-shadow var(--k-anim-fast) ease-out}.k-btn-press:active{transform:translateY(1px) scale(0.98);box-shadow:0 4px 10px rgba(15,23,42,0.18)}box-shadow:0 18px 40px rgba(15,23,42,0.25);border-color:rgba(148,163,184,0.7);background-color:rgba(15,23,42,0.02)}