/* ===== WHATSAPP FLOATING BUTTON ===== */
.whatsapp-float {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.6rem;
}

/* ===== TOOLTIP ===== */
.whatsapp-tooltip {
    background: #25d366;
    color: #fff;
    font-size: 0.78rem;
    font-weight: 600;
    font-family: 'Inter', sans-serif;
    padding: 0.4rem 0.9rem;
    border-radius: 20px;
    white-space: nowrap;
    opacity: 0;
    transform: translateX(10px);
    transition: all 0.3s;
    pointer-events: none;
    box-shadow: 0 4px 15px rgba(37,211,102,0.3);
}

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

/* ===== BUTTON ===== */
.whatsapp-btn {
    width: 58px;
    height: 58px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    box-shadow: 0 6px 25px rgba(37,211,102,0.4);
    transition: all 0.3s;
    position: relative;
}

.whatsapp-btn:hover {
    background: #20ba5a;
    transform: scale(1.1);
    box-shadow: 0 8px 30px rgba(37,211,102,0.6);
}

.whatsapp-btn i {
    font-size: 1.8rem;
    color: #fff;
}

/* ===== PULSE RING ===== */
.whatsapp-btn::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid rgba(37,211,102,0.4);
    animation: whatsappPulse 2s infinite;
}

@keyframes whatsappPulse {
    0% {
        transform: scale(1);
        opacity:   1;
    }
    100% {
        transform: scale(1.4);
        opacity:   0;
    }
}

/* ===== NOTIFICATION DOT ===== */
.whatsapp-dot {
    position: absolute;
    top:   2px;
    right: 2px;
    width: 12px;
    height: 12px;
    background: #ff5050;
    border-radius: 50%;
    border: 2px solid #fff;
}

/* ===== MOBILE ===== */
@media (max-width: 480px) {
    .whatsapp-float {
        bottom: 1.2rem;
        right:  1.2rem;
    }
    .whatsapp-btn {
        width:  52px;
        height: 52px;
    }
    .whatsapp-btn i {
        font-size: 1.5rem;
    }
}