#nailbot-toggle {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: #ff69b4;
    color: white;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    font-size: 24px;
    text-align: center;
    line-height: 60px;
    cursor: pointer;
    z-index: 9999;
}

#nailbot-chatbot {
    position: fixed;
    bottom: 90px;
    right: 20px;
    width: 300px;
    max-height: 400px;
    background: white;
    border: 1px solid #ccc;
    border-radius: 10px;
    display: none;
    flex-direction: column;
    overflow: hidden;
    z-index: 9999;
    font-family: Arial;
}
#nailbot-chatbot.open { display: flex; }

#nailbot-header {
    background: #ff69b4;
    color: white;
    padding: 10px;
    font-weight: bold;
    text-align: center;
}

#nailbot-body {
    flex: 1;
    padding: 10px;
    overflow-y: auto;
}
#nailbot-body .bot { background: #eee; padding: 5px 10px; margin: 5px 0; border-radius: 10px; }
#nailbot-body .user { background: #d1e7dd; padding: 5px 10px; margin: 5px 0; text-align: right; border-radius: 10px; }

#nailbot-body .choice {
    display: block;
    background: #f0f0f0;
    margin: 5px 0;
    border: none;
    padding: 8px;
    width: 100%;
    text-align: left;
    cursor: pointer;
    border-radius: 5px;
}