/* ==========================================================================
   WHATSAPP FLOATING BUTTON
   ========================================================================== */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 14px rgba(37, 211, 102, 0.45);
    z-index: 9998;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    text-decoration: none;
}

.whatsapp-float:hover {
    transform: scale(1.08);
    box-shadow: 0 6px 22px rgba(37, 211, 102, 0.65);
    color: #ffffff;
}

.whatsapp-float svg {
    width: 32px;
    height: 32px;
}

/* Tooltip */
.whatsapp-tooltip {
    position: absolute;
    right: calc(100% + 14px);
    top: 50%;
    transform: translateY(-50%);
    background: #1a1a1a;
    color: #fff;
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
    transform: translateY(-50%) translateX(6px);
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
}

/* Pulse animation */
.whatsapp-float::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: #25D366;
    z-index: -1;
    animation: whatsapp-pulse 2s infinite;
}

@keyframes whatsapp-pulse {
    0%   { transform: scale(1);   opacity: 0.6; }
    100% { transform: scale(1.6); opacity: 0; }
}

/* Accesibilidad: respeta prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
    .whatsapp-float::before { animation: none; }
    .whatsapp-float { transition: none; }
}

/* Mobile: tooltip oculta siempre */
@media (max-width: 768px) {
    .whatsapp-tooltip { display: none; }
    .whatsapp-float {
        bottom: 16px;
        right: 16px;
        width: 56px;
        height: 56px;
    }
}