#kin-chat-btn {
    position: fixed;
    bottom: 24px;
    right: 30px;
    width: 58px;
    height: 58px;
    border-radius: 50%;
    background: #ffffff;
    border: none;
    cursor: pointer;
    z-index: 1001;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    padding: 0;
}

#kin-chat-btn:hover {
    transform: scale(1.06);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.22);
}

#kin-chat-btn svg {
    display: block;
}

#kin-chat-wrapper {
    position: fixed;
    bottom: 96px;
    right: 30px;
    width: 420px;
    height: 600px;
    z-index: 1000;
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.16);
    display: none;
    opacity: 0;
    transition: opacity 0.25s ease;
}

#kin-chat-wrapper.is-open {
    display: block;
    opacity: 1;
}

#kin-chat-wrapper iframe {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
}

@media (max-width: 768px) {
    #kin-chat-wrapper {
        width: 92%;
        height: calc(100vh - 110px);
        right: 4%;
        bottom: 90px;
    }

    #kin-chat-btn {
        right: 4%;
    }
}