.support-chat-float {
    position: fixed;
    right: 28px;
    bottom: 28px;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    padding: 0;
    border: 0;
    border-radius: 50%;
    background: #191f28;
    color: #fff;
    box-sizing: border-box;
    box-shadow: 0 8px 18px rgba(25,31,40,0.18), 0 1px 3px rgba(25,31,40,0.10);
    text-decoration: none;
    cursor: pointer;
    transition: background-color 0.12s;
}

.support-chat-float:hover {
    background: #333d4b;
}

.support-chat-float:active {
    background: #4e5968;
}

.support-chat-float:focus-visible {
    outline: 2px solid #327df5;
    outline-offset: 3px;
}

.support-chat-float img {
    display: block;
    width: 24px;
    height: 24px;
}

@media (max-width: 720px) {
    .support-chat-float {
        right: 16px;
        bottom: 16px;
        width: 54px;
        height: 54px;
    }
}

@media print {
    .support-chat-float {
        display: none !important;
    }
}

@media (prefers-reduced-motion: reduce) {
    .support-chat-float {
        transition: none;
    }

}