#met-chat-button {
        position: fixed;
        bottom: 25px;
        right: 25px;
        background: #007bff;
        color: white;
        width: 60px;
        height: 60px;
        border-radius: 50%;
        display: flex;
        justify-content: center;
        align-items: center;
        font-size: 28px;
        cursor: pointer;
        box-shadow: 0 4px 10px rgba(0,0,0,0.3);
        z-index: 9999;
    }

    #met-chat-window {
        position: fixed;
        bottom: 100px;
        right: 25px;
        width: 330px;
        height: 420px;
        background: white;
        border-radius: 12px;
        box-shadow: 0 4px 12px rgba(0,0,0,0.25);
        display: none;
        flex-direction: column;
        z-index: 9999;
        overflow: hidden;
    }

    #met-chat-header {
        background: #0056b3;
        color: white;
        padding: 12px;
        font-weight: bold;
        font-size: 15px;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    #met-chat-header span {
        cursor: pointer;
        font-size: 20px;
    }

    #met-chat-messages {
        flex: 1;
        padding: 10px;
        overflow-y: auto;
        font-size: 14px;
    }

    #met-chat-input-wrapper {
        padding: 10px;
        display: flex;
    }

    #met-chat-input {
        flex: 1;
        padding: 8px;
        border: 1px solid #ccc;
        border-radius: 6px;
    }

    #met-send-btn {
        margin-left: 8px;
        padding: 8px 12px;
        background: #007bff;
        border: none;
        color: white;
        border-radius: 6px;
        cursor: pointer;
    }

    /* Messages */
    .met-user-msg {
        background: #e6f1ff;
        padding: 8px;
        margin: 8px 0;
        border-radius: 6px;
        text-align: right;
    }

    .met-bot-msg {
        background: #f1f1f1;
        padding: 8px;
        margin: 8px 0;
        border-radius: 6px;
    }

    /* Mobile */
    @media screen and (max-width: 600px) {
        #met-chat-window {
            width: 90%;
            right: 5%;
        }
    }