.ai-chatbot-widget {
    width: 320px;
    max-width: 100%;
    border: 1px solid #25d366;
    border-radius: 8px;
    font-family: Arial, sans-serif;
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: white;
    box-shadow: 0 5px 10px rgba(0,0,0,0.1);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 9999;
}

.ai-chatbot-widget .chat-header {
    background: #25d366;
    color: white;
    padding: 12px 16px;
    font-weight: bold;
    font-size: 18px;
}

.ai-chatbot-widget .chat-body {
    height: 300px;
    overflow-y: auto;
    padding: 10px;
    background: #ece5dd;
    flex-grow: 1;
}

.ai-chatbot-widget .chat-footer {
    display: flex;
    border-top: 1px solid #ddd;
    background: #f9f9f9;
}

.ai-chatbot-widget #chat-input {
    flex-grow: 1;
    border: none;
    padding: 10px;
    font-size: 14px;
    outline: none;
}

.ai-chatbot-widget #chat-send-btn {
    background: #25d366;
    color: white;
    border: none;
    padding: 0 16px;
    cursor: pointer;
    font-weight: bold;
}

.ai-chatbot-widget .message {
    margin-bottom: 10px;
    clear: both;
    max-width: 80%;
    padding: 8px 12px;
    border-radius: 20px;
    font-size: 14px;
    line-height: 1.3;
}

.ai-chatbot-widget .message.user {
    background: #dcf8c6;
    float: right;
}

.ai-chatbot-widget .message.bot {
    background: white;
    float: left;
}