.esrt-wrapper{
    max-width:700px;
    margin:40px auto;
    background:#ffffff;
    padding:25px;
    border-radius:18px;
    box-shadow:0 4px 20px rgba(0,0,0,0.08);
    font-family:Arial,sans-serif;
}

.esrt-wrapper h2{
    text-align:center;
    font-size:32px;
    margin-bottom:10px;
}

.esrt-desc{
    text-align:center;
    color:#666;
    margin-bottom:25px;
    line-height:1.6;
}

.esrt-form label{
    display:block;
    margin-top:18px;
    margin-bottom:8px;
    font-weight:600;
}

.esrt-form input,
.esrt-form select{
    width:100%;
    padding:14px;
    border:1px solid #ddd;
    border-radius:10px;
    font-size:16px;
}

.esrt-form button{
    width:100%;
    margin-top:25px;
    background:#111827;
    color:#fff;
    border:none;
    padding:15px;
    border-radius:12px;
    font-size:18px;
    cursor:pointer;
    transition:0.3s;
}

.esrt-form button:hover{
    opacity:0.9;
}

.esrt-result{
    margin-top:30px;
    padding:20px;
    border-radius:14px;
    background:#f8fafc;
    display:none;
}

.esrt-score{
    font-size:28px;
    font-weight:bold;
    margin-bottom:12px;
}

.esrt-tips{
    margin-top:15px;
    line-height:1.8;
}

@media(max-width:768px){

    .esrt-wrapper{
        padding:18px;
        margin:20px;
    }

    .esrt-wrapper h2{
        font-size:26px;
    }

}