.wa-button {
        position: fixed;
        bottom: 20px;
        left: 20px;
        width: 60px;
        height: 60px;
        background: #25D366;
        color: white;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 28px;
        cursor: pointer;
        box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
        z-index: 99999;
    }

    .wa-box {
        position: fixed;
        bottom: 90px;
        left: 20px;
        width: 320px;
        background: #111;
        color: white;
        border-radius: 10px;
        display: none;
        overflow: hidden;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    }

    .wa-header {
        background: #25D366;
        padding: 12px;
        display: flex;
        justify-content: space-between;
        font-weight: bold;
    }

    .wa-body {
        padding: 15px;
    }

    .wa-start {
        display: block;
        background: #25D366;
        text-align: center;
        padding: 12px;
        color: white;
        text-decoration: none;
    }