#thg-chatbot-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 300px;
    background: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    font-family: 'Open Sans', sans-serif;
    z-index: 1000;
}

#thg-chatbot-header {
    background: #d32f2f; /* Red header */
    color: #ffffff;
    padding: 12px;
    border-top-left-radius: 8px;
    border-top-right-radius: 8px;
    text-align: center;
    font-weight: 600;
    font-size: 16px;
}

#thg-chatbot-conversation {
    height: 200px;
    overflow-y: auto;
    padding: 10px;
    border-bottom: 1px solid #e0e0e0;
    background: #f9f9f9;
    font-size: 14px;
    color: #333333;
}

#thg-chatbot-input {
    width: calc(100% - 60px);
    padding: 10px;
    border: none;
    border-top: 1px solid #e0e0e0;
    border-bottom-left-radius: 8px;
    font-size: 14px;
    color: #333333;
    background: #f9f9f9;
}

#thg-chatbot-send {
    width: 50px;
    padding: 10px;
    background: #d32f2f; /* Red button */
    color: #ffffff;
    border: none;
    border-bottom-right-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    transition: background 0.3s ease;
}

#thg-chatbot-send:hover {
    background: #b71c1c; /* Darker red for hover effect */
}

.user-message {
    margin-bottom: 8px;
    text-align: right;
    color: #000000;
}

.bot-message {
    margin-bottom: 8px;
    text-align: left;
    color: #333333;
}

.bot-message.error {
    color: red;
}