.cn-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--font-sans);font-weight:600;line-height:1;border-radius:var(--radius-full);border:1px solid transparent;cursor:pointer;white-space:nowrap;text-decoration:none;transition:background var(--duration-fast) var(--ease-standard),transform var(--duration-fast) var(--ease-standard)}.cn-btn:active:not(:disabled):not(.is-disabled){transform:scale(var(--press-scale))}.cn-btn:disabled,.cn-btn.is-disabled{opacity:.5;cursor:not-allowed;pointer-events:none}.cn-btn:focus-visible{outline:none;box-shadow:var(--shadow-focus)}.cn-ico{display:inline-flex}.cn-btn.sm{padding:8px 18px;font-size:.8125rem}.cn-btn.md{padding:12px 28px;font-size:.9375rem}.cn-btn.lg{padding:14px 36px;font-size:1.0625rem}.cn-btn.primary{background:var(--accent);color:var(--text-on-accent)}.cn-btn.primary:hover:not(:disabled):not(.is-disabled){background:var(--accent-hover)}.cn-btn.secondary{background:var(--surface-card);color:var(--text-strong);border-color:var(--border-input)}.cn-btn.secondary:hover:not(:disabled):not(.is-disabled){background:var(--surface-sunken)}.cn-btn.danger{background:var(--danger);color:#fff}.cn-btn.danger:hover:not(:disabled):not(.is-disabled){filter:brightness(.88)}.cn-btn.success{background:var(--success);color:#fff}.cn-btn.success:hover:not(:disabled):not(.is-disabled){filter:brightness(.92)}.cn-btn.ghost{background:transparent;color:var(--accent)}.cn-btn.ghost:hover:not(:disabled):not(.is-disabled){background:var(--accent-soft)}.cn-btn.outline{background:transparent;color:var(--accent);border-color:var(--accent)}.cn-btn.outline:hover:not(:disabled):not(.is-disabled){background:var(--accent-soft)}.cn-spinner{width:1em;height:1em;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;display:inline-block;animation:cn-spin .6s linear infinite}@keyframes cn-spin{to{transform:rotate(360deg)}}