.kakheksan-converter {
    direction: rtl;
    font-family: 'Vazir', sans-serif;
    background-color: #212020;
    color: #fff;
    padding: 20px;
    border-radius: 12px;
    max-width: 420px;
    margin: 20px auto;
    box-shadow: 0 0 10px rgba(0,0,0,0.3);
}
.kakheksan-converter form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.kakheksan-converter label {
    font-weight: bold;
    color: #E0A700;
}
.kakheksan-converter input,
.kakheksan-converter select {
    padding: 8px;
    border-radius: 6px;
    border: none;
}
.kakheksan-converter button {
    background-color: #E0A700;
    color: #000031;
    padding: 10px;
    font-weight: bold;
    border: none;
    border-radius: 6px;
    cursor: pointer;
}
.kakheksan-converter .result {
    margin-top: 15px;
    background-color: #000031;
    color: #E0A700;
    padding: 10px;
    border-radius: 6px;
}
.kakheksan-converter .error {
    margin-top: 15px;
    background-color: #ff4d4d;
    padding: 10px;
    border-radius: 6px;
}