.wa-btn{--wa-green:#25d366;--wa-dark:#128c7e;position:fixed;width:56px;height:56px;right:20px;bottom:20px;background:var(--wa-green);border-radius:50%;box-shadow:0 2px 6px rgba(0,0,0,.25);display:flex;align-items:center;justify-content:center;z-index:9999;transition:transform .25s,background .25s}.wa-btn:hover{transform:scale(1.08);background:var(--wa-dark)}.wa-btn__icon{width:30px;height:30px;fill:#fff}.wa-bubbles{position:absolute;bottom:calc(100% + 10px);right:0;width:220px;pointer-events:none;z-index:9998}.wa-bubble{background:#fff;color:#262626;font-size:14px;line-height:1.3;padding:8px 12px;margin-bottom:6px;border-radius:8px 0 8px 8px;box-shadow:0 2px 8px rgba(0,0,0,.2);opacity:0;transform:scale(.85) translateY(10px);transform-origin:bottom right;transition:opacity .28s ease,transform .28s ease}.wa-bubble.in{opacity:1;transform:scale(1) translateY(0)}.wa-bubble.out{opacity:0;transform:scale(.85) translateY(-5px)}.wa-bubble:after{content:'';position:absolute;bottom:-6px;right:0;width:0;height:0;border:6px solid transparent;border-top-color:#fff}@media(max-width:480px){.wa-btn{right:12px;bottom:12px;width:60px;height:60px}.wa-btn__icon{width:32px;height:32px}.wa-bubbles{width:180px}.wa-bubble{font-size:13px;padding:6px 10px}}