.kit-btn{appearance:none;border:none;background:none;font-family:inherit;display:inline-flex;align-items:center;justify-content:center;gap:.4rem;font-weight:600;line-height:1;text-decoration:none;white-space:nowrap;cursor:pointer;user-select:none;transition:all .2s cubic-bezier(.16,1,.3,1)}a.kit-btn,a.kit-btn:hover,a.kit-btn:visited,a.kit-btn:active{text-decoration:none}a.kit-btn--primary,a.kit-btn--primary:hover,a.kit-btn--primary:visited,a.kit-btn--primary:active,a.kit-btn--success,a.kit-btn--success:hover,a.kit-btn--success:visited,a.kit-btn--success:active{color:#fff}a.kit-btn--secondary,a.kit-btn--secondary:hover,a.kit-btn--secondary:visited,a.kit-btn--secondary:active{color:light-dark(#333,#ddd)}a.kit-btn--ghost,a.kit-btn--ghost:visited{color:light-dark(#666,#aaa)}a.kit-btn--ghost:hover,a.kit-btn--ghost:active{color:light-dark(#111,#fff)}a.kit-btn--ghost.is-active,a.kit-btn--ghost.is-active:visited,a.kit-btn--ghost[aria-pressed=true],a.kit-btn--ghost[aria-pressed=true]:visited{color:#fff}a.kit-btn--danger,a.kit-btn--danger:hover,a.kit-btn--danger:visited,a.kit-btn--danger:active{color:light-dark(#dc2626,#f87171)}.kit-btn:focus-visible{outline:2px solid var(--accent-start);outline-offset:2px}.kit-btn:disabled,.kit-btn[aria-disabled=true]{opacity:.5;cursor:not-allowed;pointer-events:none}.kit-btn--xs{height:28px;padding:0 .65rem;font-size:.7rem;border-radius:6px}.kit-btn--sm{height:32px;padding:0 .85rem;font-size:.75rem;border-radius:8px}.kit-btn--md{height:38px;padding:0 1.1rem;font-size:.8rem;border-radius:10px}.kit-btn--lg{height:44px;padding:0 1.5rem;font-size:.9rem;border-radius:12px}.kit-btn--primary{background:linear-gradient(135deg,var(--accent-start),var(--accent-end));color:#fff;box-shadow:0 2px 8px #ed57604d}.kit-btn--primary:hover:not(:disabled){box-shadow:0 4px 12px #ed576066;transform:translateY(-1px)}.kit-btn--primary:active:not(:disabled){transform:translateY(0);box-shadow:0 2px 6px #ed57604d}.kit-btn--secondary{background:light-dark(rgba(0,0,0,.05),rgba(255,255,255,.08));color:light-dark(#333,#ddd)}.kit-btn--secondary:hover:not(:disabled){background:light-dark(rgba(0,0,0,.08),rgba(255,255,255,.12));color:light-dark(#111,#fff)}.kit-btn--secondary:active:not(:disabled){background:light-dark(rgba(0,0,0,.1),rgba(255,255,255,.15))}.kit-btn--ghost{background:transparent;color:light-dark(#666,#aaa);box-shadow:inset 0 0 0 2px light-dark(#ddd,#444)}.kit-btn--ghost:hover:not(:disabled){color:light-dark(#111,#fff);box-shadow:inset 0 0 0 2px light-dark(#bbb,#666)}.kit-btn--ghost:active:not(:disabled){background:light-dark(rgba(0,0,0,.03),rgba(255,255,255,.05))}.kit-btn--ghost[aria-pressed=true],.kit-btn--ghost.is-active{background:linear-gradient(135deg,var(--accent-start),var(--accent-end));color:#fff;box-shadow:0 2px 8px #ed576059}.kit-btn--danger{background:light-dark(rgba(220,38,38,.1),rgba(239,68,68,.15));color:light-dark(#dc2626,#f87171);box-shadow:inset 0 0 0 1px light-dark(rgba(220,38,38,.2),rgba(239,68,68,.25))}.kit-btn--danger:hover:not(:disabled){background:light-dark(rgba(220,38,38,.15),rgba(239,68,68,.22));box-shadow:inset 0 0 0 1px light-dark(rgba(220,38,38,.3),rgba(239,68,68,.35))}.kit-btn--danger:active:not(:disabled){background:light-dark(rgba(220,38,38,.2),rgba(239,68,68,.28))}.kit-btn--success{background:linear-gradient(135deg,#10b981,#059669);color:#fff;box-shadow:0 2px 8px #10b9814d}.kit-btn--success:hover:not(:disabled){box-shadow:0 4px 12px #10b98166;transform:translateY(-1px)}.kit-btn--success:active:not(:disabled){transform:translateY(0);box-shadow:0 2px 6px #10b9814d}.kit-btn--icon{padding:0;aspect-ratio:1}.kit-btn--icon.kit-btn--xs{width:28px}.kit-btn--icon.kit-btn--sm{width:32px}.kit-btn--icon.kit-btn--md{width:38px}.kit-btn--icon.kit-btn--lg{width:44px}.kit-btn--full{width:100%}.kit-btn--loading{position:relative;color:transparent!important;pointer-events:none}.kit-btn--loading:after{content:"";position:absolute;width:1em;height:1em;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:kit-btn-spin .6s linear infinite;opacity:.7}.kit-btn--primary.kit-btn--loading:after,.kit-btn--success.kit-btn--loading:after{border-color:#fff;border-right-color:transparent}.kit-btn--secondary.kit-btn--loading:after,.kit-btn--ghost.kit-btn--loading:after{border-color:light-dark(#333,#ddd);border-right-color:transparent}.kit-btn--danger.kit-btn--loading:after{border-color:light-dark(#dc2626,#f87171);border-right-color:transparent}@keyframes kit-btn-spin{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){.kit-btn{transition:none}.kit-btn:hover:not(:disabled){transform:none}.kit-btn--loading:after{animation:none}}@media(prefers-contrast:more){.kit-btn--ghost{box-shadow:inset 0 0 0 2px light-dark(#999,#777)}.kit-btn--secondary{box-shadow:inset 0 0 0 1px light-dark(#ccc,#555)}}