.wpwc-button{position:fixed;z-index:99999;display:flex;align-items:center;justify-content:center;width:var(--wpwc-size);height:var(--wpwc-size);border-radius:50%;background:var(--wpwc-colour);box-shadow:0 4px 14px rgba(0,0,0,.3);transition:transform .2s,box-shadow .2s}.wpwc-bottom-right{right:var(--wpwc-offset);bottom:var(--wpwc-offset)}.wpwc-bottom-left{left:var(--wpwc-offset);bottom:var(--wpwc-offset)}.wpwc-top-right{right:var(--wpwc-offset);top:var(--wpwc-offset)}.wpwc-top-left{left:var(--wpwc-offset);top:var(--wpwc-offset)}.wpwc-button:hover,.wpwc-button:focus{transform:scale(1.08);box-shadow:0 6px 18px rgba(0,0,0,.35)}.wpwc-button:focus{outline:3px solid #111;outline-offset:3px}.wpwc-button svg{width:56%;height:56%;fill:#fff}.wpwc-unavailable{filter:grayscale(1);cursor:not-allowed}.wpwc-dialog-backdrop{position:fixed;inset:0;z-index:100000;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.55)}.wpwc-dialog{max-width:400px;margin:20px;padding:24px;border-radius:10px;background:#fff;color:#111;text-align:center;box-shadow:0 10px 30px rgba(0,0,0,.35)}.wpwc-dialog button{margin:6px;padding:10px 16px;border:0;border-radius:5px;cursor:pointer}.wpwc-confirm{background:#25D366;color:#fff}.wpwc-cancel{background:#eee;color:#111}