.whatsapp-float{position:fixed;bottom:2rem;right:2rem;z-index:998;display:flex;flex-direction:column;align-items:flex-end;gap:.75rem}
.whatsapp-btn{width:60px;height:60px;border-radius:50%;background:#25D366;color:white;display:flex;align-items:center;justify-content:center;font-size:1.8rem;box-shadow:0 4px 24px rgba(37,211,102,0.3);transition:all .3s ease;animation:waPulse 2s ease-in-out infinite;border:none;cursor:pointer;text-decoration:none}
.whatsapp-btn:hover{transform:scale(1.1);box-shadow:0 8px 32px rgba(37,211,102,0.4)}
.whatsapp-btn svg{width:30px;height:30px;fill:white}
@keyframes waPulse{0%,100%{box-shadow:0 4px 24px rgba(37,211,102,0.3)}50%{box-shadow:0 4px 32px rgba(37,211,102,0.5),0 0 0 8px rgba(37,211,102,0.08)}}
.whatsapp-tooltip{padding:.6rem 1rem;border-radius:var(--radius-sm);background:var(--bg-card);border:1px solid var(--glass-border);color:var(--text-primary);font-size:.8rem;font-weight:500;white-space:nowrap;opacity:0;transform:translateX(10px);transition:all .3s ease;pointer-events:none;box-shadow:0 4px 20px rgba(109,40,217,0.06)}
.whatsapp-float:hover .whatsapp-tooltip{opacity:1;transform:translateX(0)}