.rihlatk-wa-float {
    position: fixed;
    left: 22px;
    bottom: 24px;
    z-index: 99980;
    width: 60px;
    height: 60px;
}
.rihlatk-wa-float__pulse,
.rihlatk-wa-float__pulse--late {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: rgba(37, 211, 102, 0.28);
    animation: rihlatk-wa-pulse 2.6s ease-out infinite;
    pointer-events: none;
}
.rihlatk-wa-float__pulse--late {
    animation-delay: 1.15s;
}
.rihlatk-wa-float__btn {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #25D366;
    color: #fff;
    box-shadow: 0 10px 28px rgba(18, 140, 70, 0.38);
    animation: rihlatk-wa-bob 2.8s ease-in-out infinite;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.rihlatk-wa-float__btn:hover,
.rihlatk-wa-float__btn:focus-visible {
    transform: scale(1.08);
    box-shadow: 0 14px 32px rgba(18, 140, 70, 0.48);
    animation: none;
}
.rihlatk-wa-float__btn svg {
    width: 32px;
    height: 32px;
    display: block;
}
.rihlatk-wa-float__tip {
    position: absolute;
    left: 72px;
    top: 50%;
    transform: translateY(-50%) translateX(-6px);
    background: #0A1017;
    color: #fff;
    font-size: 12px;
    font-weight: 800;
    white-space: nowrap;
    padding: 7px 11px;
    border-radius: 10px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.18s ease, transform 0.18s ease;
}
.rihlatk-wa-float:hover .rihlatk-wa-float__tip,
.rihlatk-wa-float:focus-within .rihlatk-wa-float__tip {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
}
@keyframes rihlatk-wa-pulse {
    0% { transform: scale(1); opacity: 0.65; }
    100% { transform: scale(1.75); opacity: 0; }
}
@keyframes rihlatk-wa-bob {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}
@media (max-width: 640px) {
    .rihlatk-wa-float {
        left: 16px;
        bottom: 18px;
        width: 54px;
        height: 54px;
    }
    .rihlatk-wa-float__btn {
        width: 54px;
        height: 54px;
    }
    .rihlatk-wa-float__btn svg {
        width: 28px;
        height: 28px;
    }
    .rihlatk-wa-float__tip { display: none; }
}