#naxto-chat-container {
    max-width: 800px;
    margin: 20px auto;
    background: #1a1a1a;
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    height: 600px;
    font-family: Tahoma, Arial, sans-serif;
    color: #fff;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    overflow: hidden;
}
#naxto-chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    background: #212121;
}
.naxto-msg {
    padding: 12px 16px;
    border-radius: 15px;
    max-width: 85%;
    line-height: 1.6;
    font-size: 14px;
}
.naxto-user {
    align-self: flex-end;
    background: #444654;
    color: #fff;
    border-bottom-right-radius: 2px;
}
.naxto-bot {
    align-self: flex-start;
    background: #10a37f;
    color: #fff;
    border-bottom-left-radius: 2px;
}
#naxto-chat-input-area {
    padding: 20px;
    background: #1a1a1a;
    display: flex;
    gap: 10px;
    border-top: 1px solid #333;
}
#naxto-user-input {
    flex: 1;
    background: #40414f;
    border: 1px solid #565869;
    color: white;
    padding: 10px;
    border-radius: 8px;
    resize: none;
    height: 50px;
}
#naxto-send-btn {
    background: #10a37f;
    color: white;
    border: none;
    padding: 0 20px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: bold;
}
#naxto-send-btn:disabled {
    background: #555;
    cursor: not-allowed;
}
.naxto-error {
    background: #8b0000 !important;
    font-weight: bold;
}