/* ── Floating WhatsApp Support Button ── */
.float-wa {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 9999;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: 2.5px solid #ffffff;
    background: #01539d;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 20px rgba(1, 83, 157, 0.2);
    text-decoration: none;
    transition: box-shadow .2s;
    animation: wa-pulse 1.6s ease-in-out infinite;
}
.float-wa:hover {
    box-shadow: 0 10px 20px rgba(1, 83, 157, 0.2);
    animation: none;
    transform: scale(1.1);
}
.float-wa svg {
    width: 30px;
    height: 30px;
    fill: #fff;
    flex-shrink: 0;
}

@keyframes wa-pulse {
    0%, 100% { transform: scale(1);    }
    50%       { transform: scale(1.12); }
}

/* Tooltip */
.float-wa::before {
    content: 'Chat with us';
    position: absolute;
    right: calc(100% + 10px);
    background: #111827;
    color: #fff;
    font-size: .75rem;
    font-weight: 600;
    font-family: 'Roboto', sans-serif;
    white-space: nowrap;
    padding: 6px 10px;
    border-radius: 6px;
    opacity: 0;
    pointer-events: none;
    transition: opacity .2s;
}
.float-wa::after {
    content: '';
    position: absolute;
    right: calc(100% + 4px);
    border: 5px solid transparent;
    border-left-color: #111827;
    opacity: 0;
    pointer-events: none;
    transition: opacity .2s;
}
.float-wa:hover::before,
.float-wa:hover::after { opacity: 1; }