/* ============ FLOATING WHATSAPP BUTTON ============ */
.floating-whatsapp {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25d366 0%, #20ba5a 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.4);
    text-decoration: none;
    z-index: 999;
    transition: all 0.3s ease;
    animation: slideInBottom 0.6s ease-out;
}

.floating-whatsapp::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    50% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
}

.floating-whatsapp:hover {
    transform: scale(1.15) translateY(-8px);
    box-shadow: 0 10px 40px rgba(37, 211, 102, 0.6);
    background: linear-gradient(135deg, #20ba5a 0%, #0f8559 100%);
}

.floating-whatsapp:active {
    transform: scale(1.08) translateY(-4px);
}

.floating-whatsapp svg {
    position: relative;
    z-index: 1;
    width: 28px;
    height: 28px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

@keyframes slideInBottom {
    from {
        opacity: 0;
        transform: translateY(60px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive floating button */
@media (max-width: 768px) {
    .floating-whatsapp {
        width: 56px;
        height: 56px;
        bottom: 25px;
        right: 25px;
    }

    .floating-whatsapp svg {
        width: 26px;
        height: 26px;
    }
}

@media (max-width: 480px) {
    .floating-whatsapp {
        width: 52px;
        height: 52px;
        bottom: 20px;
        right: 20px;
    }

    .floating-whatsapp svg {
        width: 24px;
        height: 24px;
    }
}