.btn{position:relative;display:inline-flex;align-items:center;justify-content:center;overflow:hidden;font-weight:600;border-radius:var(--radius-md);transition:all .2s cubic-bezier(.4,0,.2,1)}.btn-sm{padding:.5rem 1rem;font-size:.875rem}.btn-md{padding:.75rem 1.5rem;font-size:1rem}.btn-lg{padding:1rem 2rem;font-size:1.125rem}.btn-primary{color:#fff;background:var(--accent-gradient);box-shadow:0 4px 14px #6366f163}.btn-primary:hover:not(:disabled){box-shadow:0 6px 20px #6366f13b;filter:brightness(1.1)}.btn-secondary{color:var(--text-primary);background:var(--bg-tertiary);border:1px solid var(--glass-border)}.btn-secondary:hover:not(:disabled){background:var(--bg-secondary);border-color:var(--text-tertiary)}.btn-outline{color:var(--accent-primary);background:transparent;border:2px solid var(--accent-primary)}.btn-outline:hover:not(:disabled){background:#6366f11a}.btn-ghost{color:var(--text-secondary);background:transparent}.btn-ghost:hover:not(:disabled){color:var(--text-primary);background:#ffffff0d}.btn-danger{color:#fff;background:var(--error)}.btn:disabled{cursor:not-allowed;opacity:.6;filter:grayscale(.5)}.btn-icon.left{margin-right:.5rem}.btn-icon.right{margin-left:.5rem}.btn-spinner{width:1.25em;height:1.25em;border:2px solid currentcolor;border-right-color:transparent;border-radius:50%;animation:spin .75s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}