/* ==============================================
   WHATSAPP FLOATING WIDGET
   ============================================== */

.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    width: 56px;
    height: 56px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9997;
    box-shadow: 0 4px 20px rgba(37, 211, 102, .4);
    transition: all .3s cubic-bezier(.4,0,.2,1);
    cursor: pointer;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 32px rgba(37, 211, 102, .5);
}

.whatsapp-float::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    background: #25D366;
    z-index: -1;
    animation: waPulse 2.5s ease-in-out infinite;
}

@keyframes waPulse {
    0%, 100% { transform: scale(1); opacity: 0; }
    50% { transform: scale(1.4); opacity: .2; }
}

.whatsapp-tooltip {
    position: absolute;
    right: 68px;
    background: #0f172a;
    color: #fff;
    padding: 8px 14px;
    border-radius: 8px;
    font-size: .78rem;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transform: translateX(8px);
    transition: all .3s ease;
    pointer-events: none;
    font-family: 'Inter', sans-serif;
}

.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-left-color: #0f172a;
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

@media (max-width: 480px) {
    .whatsapp-float {
        bottom: 16px;
        right: 16px;
        width: 50px;
        height: 50px;
    }
    
    .whatsapp-tooltip { display: none; }
}