.ui-button{transition:all var(--transition-normal);-webkit-user-select:none;user-select:none;border-radius:8px;justify-content:center;align-items:center;font-weight:500;display:inline-flex;position:relative;overflow:hidden}.ui-button:after{content:"";opacity:0;width:100%;height:100%;transition:opacity var(--transition-fast);background:#ffffff1a;position:absolute;top:0;left:0}.ui-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 12px #00000026}.ui-button:hover:not(:disabled):after{opacity:1}.ui-button:active:not(:disabled){transform:translateY(0)}.ui-button:disabled{opacity:.6;cursor:not-allowed;filter:grayscale(.5)}.ui-button--full-width{width:100%}.ui-button--sm{padding:8px 16px;font-size:.875rem}.ui-button--md{padding:12px 24px;font-size:1rem}.ui-button--lg{border-radius:12px;padding:16px 32px;font-size:1.125rem}.ui-button--primary{background:linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));color:#fff;box-shadow:0 4px 14px #6366f14d}.ui-button--primary:hover:not(:disabled){box-shadow:0 6px 20px #6366f166}.ui-button--secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.ui-button--secondary:hover:not(:disabled){border-color:var(--border-color-hover);background:#ffffff14}.ui-button--outline{color:var(--accent-primary);border:2px solid var(--accent-primary);background:0 0}.ui-button--outline:hover:not(:disabled){background:#6366f11a}.ui-button--danger{background:linear-gradient(135deg, var(--accent-danger), #dc2626);color:#fff}.ui-button--ghost{color:var(--text-secondary);background:0 0}.ui-button--ghost:hover:not(:disabled){color:var(--text-primary);background:#ffffff0d}