.smart-ai-chat-container {
    border: 1px solid #ddd;
    border-radius: 8px;
    width: 100%;
    max-width: 400px;
    background: #fff;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    margin: 20px 0;
}

.smart-ai-chat-messages {
    height: 300px;
    overflow-y: auto;
    padding: 15px;
    background: #f9f9f9;
}

.smart-ai-message {
    margin-bottom: 10px;
    padding: 8px 12px;
    border-radius: 12px;
    max-width: 80%;
    line-height: 1.4;
    font-size: 14px;
}

.smart-ai-message.system {
    background: #e9ecef;
    color: #333;
    align-self: flex-start;
    border-bottom-left-radius: 2px;
}

.smart-ai-message.user {
    background: #0073aa;
    color: #fff;
    margin-left: auto;
    border-bottom-right-radius: 2px;
}

.smart-ai-message.error {
    background: #ffdddd;
    color: #d8000c;
}

.smart-ai-chat-input-area {
    display: flex;
    padding: 10px;
    border-top: 1px solid #ddd;
    background: #fff;
}

#smart-ai-chat-input {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    margin-right: 10px;
    font-size: 14px;
}

#smart-ai-chat-send {
    padding: 8px 16px;
    background: #0073aa;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 500;
}

#smart-ai-chat-send:disabled {
    background: #ccc;
    cursor: default;
}