/* ==================== FLOATING WHATSAPP BUTTON ==================== */

#wa-float-btn {
    position: fixed;
    bottom: 28px;
    left: 28px;
    z-index: 9999;
    width: 58px;
    height: 58px;
    border-radius: 50%;
    background: #25D366;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45), 0 2px 8px rgba(0, 0, 0, 0.2);
    cursor: pointer;
    text-decoration: none;
    transition: transform 0.3s cubic-bezier(.34, 1.56, .64, 1), box-shadow 0.3s ease;
    animation: waFloatEntry 0.6s cubic-bezier(.34, 1.56, .64, 1) both 1s;
}

#wa-float-btn::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    background: rgba(37, 211, 102, 0.25);
    animation: waPulse 2.5s ease-in-out infinite;
    z-index: -1;
}

#wa-float-btn:hover {
    transform: scale(1.12);
    box-shadow: 0 6px 28px rgba(37, 211, 102, 0.55), 0 3px 12px rgba(0, 0, 0, 0.25);
}

#wa-float-btn:active {
    transform: scale(0.95);
}

#wa-float-btn svg {
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.15));
}

.wa-float-tooltip {
    position: absolute;
    bottom: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%);
    background: rgba(9, 16, 31, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: #fff;
    font-size: 0.78rem;
    font-weight: 600;
    padding: 6px 14px;
    border-radius: 8px;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.25s ease, transform 0.25s ease;
    transform: translateX(-50%) translateY(6px);
    border: 1px solid rgba(0, 200, 255, 0.15);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.wa-float-tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: rgba(9, 16, 31, 0.9);
}

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

@keyframes waPulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.5;
    }

    50% {
        transform: scale(1.35);
        opacity: 0;
    }
}

@keyframes waFloatEntry {
    from {
        opacity: 0;
        transform: scale(0.3) translateY(40px);
    }

    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

@media (max-width: 480px) {
    #wa-float-btn {
        bottom: 18px;
        left: 18px;
        width: 50px;
        height: 50px;
    }

    #wa-float-btn svg {
        width: 24px;
        height: 24px;
    }
}

@media (max-width: 768px) {
    #wa-float-btn {
        animation: none;
        box-shadow: 0 6px 16px rgba(37, 211, 102, 0.3), 0 2px 8px rgba(0, 0, 0, 0.22);
    }

    #wa-float-btn::before {
        display: none;
    }

    #wa-float-btn svg {
        filter: none;
    }

    .wa-float-tooltip {
        display: none !important;
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
    }
}