.whapi-card{max-width:700px;margin:2rem auto;border:none;border-radius:12px;overflow:hidden;box-shadow:0 5px 30px rgba(0,0,0,.15)}.whapi-header{background:linear-gradient(135deg,#25d366,#128c7e);color:#fff;padding:1.5rem;text-align:center}.whapi-body{padding:2rem;background:#fff}.btn-whapi{background:#25d366;color:#fff;font-weight:600;padding:.75rem 2rem;border:none;transition:.3s}.btn-whapi:hover{background:#128c7e;transform:translateY(-2px);box-shadow:0 5px 15px rgba(0,0,0,.1);color:#fff}.feature-box{border-left:3px solid #25d366;padding-left:1rem;margin-bottom:1.5rem}.feature-icon{color:#25d366;font-size:1.25rem;margin-right:.75rem}.badge-whapi{background:#ffeb3b;color:#333;font-weight:600;padding:.25rem .75rem;border-radius:50px;font-size:.75rem;display:inline-block}