:root{--wfw-primary-color:#25D366;--wfw-secondary-color:#128C7E;--wfw-hover-color:#20BA5A;--wfw-light-bg:#ffffff;--wfw-light-text:#333333;--wfw-dark-bg:#1a1a1a;--wfw-dark-text:#ffffff;--wfw-shadow:0 4px 12px rgba(0, 0, 0, 0.15);--wfw-shadow-hover:0 6px 20px rgba(0, 0, 0, 0.2);--wfw-border-radius:50px;--wfw-button-size:60px;--wfw-z-index:9999;--wfw-transition:all 0.3s cubic-bezier(0.4, 0, 0.2, 1)}.wfw-widget{position:fixed;z-index:var(--wfw-z-index);display:flex;align-items:center;gap:12px;opacity:0;visibility:hidden;transition:var(--wfw-transition);transform:translateY(20px);max-width:300px;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;font-size:14px;line-height:1.4}.wfw-widget.wfw-position-bottom-right{bottom:20px;right:20px}.wfw-widget.wfw-position-bottom-left{bottom:20px;left:20px}.wfw-widget.wfw-visible{opacity:1;visibility:visible;transform:translateY(0)}.wfw-button-container{position:relative;display:flex;align-items:center;gap:12px;isolation:isolate}.wfw-button{position:relative;display:flex;align-items:center;justify-content:center;width:var(--wfw-button-size);height:var(--wfw-button-size);background-color:var(--wfw-button-color,var(--wfw-primary-color));color:#fff;border-radius:var(--wfw-border-radius);text-decoration:none;box-shadow:var(--wfw-shadow);transition:var(--wfw-transition);cursor:pointer;overflow:visible;border:none;outline:0;flex-shrink:0;z-index:2}.wfw-button:hover{transform:translateY(-2px);box-shadow:var(--wfw-shadow-hover);background-color:var(--wfw-hover-color)}.wfw-button:focus{outline:2px solid var(--wfw-primary-color);outline-offset:2px}.wfw-button:active{transform:translateY(0)}.wfw-icon{width:24px;height:24px;fill:currentColor;transition:var(--wfw-transition)}.wfw-button:hover .wfw-icon{transform:scale(1.1)}.wfw-label{padding:8px 16px;background-color:var(--wfw-light-bg);color:var(--wfw-light-text);border-radius:20px;box-shadow:var(--wfw-shadow);font-weight:500;white-space:nowrap;transition:var(--wfw-transition);border:1px solid rgba(0,0,0,.1);pointer-events:none;user-select:none}.wfw-label:hover{transform:translateY(-1px);box-shadow:var(--wfw-shadow-hover)}.wfw-pulse-ring{position:absolute;inset:0;margin:auto;width:var(--wfw-button-size);height:var(--wfw-button-size);border:2px solid var(--wfw-button-color,var(--wfw-primary-color));border-radius:50%;opacity:0;transform:scale(.8);animation:wfw-pulse 2s infinite;pointer-events:none}@keyframes wfw-pulse{0%{opacity:1;transform:scale(.8)}100%{opacity:0;transform:scale(1.4)}}.wfw-widget.wfw-style-minimal .wfw-button{box-shadow:none;border:2px solid var(--wfw-button-color,var(--wfw-primary-color));background-color:transparent;color:var(--wfw-button-color,var(--wfw-primary-color))}.wfw-widget.wfw-style-minimal .wfw-button:hover{background-color:var(--wfw-button-color,var(--wfw-primary-color));color:#fff}.wfw-widget.wfw-style-rounded .wfw-button{border-radius:20px}.wfw-widget.wfw-style-classic .wfw-button{border-radius:8px}.wfw-widget.wfw-theme-dark .wfw-label{background-color:var(--wfw-dark-bg);color:var(--wfw-dark-text);border-color:rgba(255,255,255,.1)}.wfw-widget.wfw-theme-light .wfw-label{background-color:var(--wfw-light-bg);color:var(--wfw-light-text);border-color:rgba(0,0,0,.1)}@media (prefers-color-scheme:dark){.wfw-widget.wfw-theme-auto .wfw-label{background-color:var(--wfw-dark-bg);color:var(--wfw-dark-text);border-color:rgba(255,255,255,.1)}}@media (prefers-color-scheme:light){.wfw-widget.wfw-theme-auto .wfw-label{background-color:var(--wfw-light-bg);color:var(--wfw-light-text);border-color:rgba(0,0,0,.1)}}@media (max-width:768px){.wfw-widget{bottom:15px;right:15px;left:15px}.wfw-widget.wfw-position-bottom-right{right:15px;left:auto}.wfw-widget.wfw-position-bottom-left{left:15px;right:auto}.wfw-button{--wfw-button-size:55px}.wfw-icon{width:22px;height:22px}.wfw-label{padding:6px 12px;font-size:13px}}@media (max-width:480px){.wfw-widget{bottom:10px;right:10px;left:10px}.wfw-widget.wfw-position-bottom-right{right:10px;left:auto}.wfw-widget.wfw-position-bottom-left{left:10px;right:auto}.wfw-button{--wfw-button-size:50px}.wfw-icon{width:20px;height:20px}.wfw-label{padding:4px 8px;font-size:11px}}@media (prefers-reduced-motion:reduce){.wfw-button,.wfw-icon,.wfw-label,.wfw-widget{transition:none}.wfw-pulse-ring{animation:none}}@media (prefers-contrast:high){.wfw-button{border:2px solid currentColor}.wfw-label{border:2px solid currentColor}}@media print{.wfw-widget{display:none!important}}[dir=rtl] .wfw-widget.wfw-position-bottom-right{left:20px;right:auto}[dir=rtl] .wfw-widget.wfw-position-bottom-left{right:20px;left:auto}.wfw-button:focus-visible{outline:2px solid var(--wfw-primary-color);outline-offset:2px}.wfw-widget.wfw-loading .wfw-button{pointer-events:none;opacity:.7}@keyframes wfw-fade-in-up{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.wfw-widget.wfw-animate-in{animation:wfw-fade-in-up .5s ease-out}.wfw-widget:hover .wfw-pulse-ring{animation-duration:1s}.wfw-widget.wfw-position-bottom-right .wfw-button-container{flex-direction:row-reverse}.wfw-widget.wfw-position-bottom-left .wfw-button-container{flex-direction:row}