body {
    background: #1a0a2e;
    color: #e8d5ff;
    font-family: monospace;
    max-width: 500px;
    margin: 40px auto;
    padding: 0 20px;
    text-align: center;
}

h1 {
    color: #c084fc;
    font-weight: normal;
    margin-bottom: 30px;
}

label {
    display: inline-block;
    margin: 6px;
    color: #a78bca;
}

input {
    background: #2d1254;
    color: #e8d5ff;
    border: 2px solid #6b21a8;
    font-family: monospace;
    font-size: 1rem;
    padding: 6px 8px;
    width: 70px;
    margin-left: 6px;
}

input:focus {
    outline: none;
    border-color: #c084fc;
}

div {
    margin: 24px 0;
}

button {
    background: #2d1254;
    color: #e8d5ff;
    border: 2px solid #6b21a8;
    font-family: monospace;
    font-size: 1rem;
    padding: 10px 16px;
    margin: 6px;
    cursor: pointer;
    transition: border-color 0.15s, filter 0.15s;
}

button:hover {
    border-color: #c084fc;
    filter: brightness(1.15);
}

#result {
    background: #2d1254;
    border: 2px solid #6b21a8;
    color: #c084fc;
    font-size: 1.1rem;
    padding: 14px;
    margin-top: 24px;
}

#result:empty {
    display: none;
}

#actions {
    display: none;
    margin-top: 12px;
}

@media (max-width: 420px) {
    label {
        display: block;
    }

    input {
        width: 60%;
    }

    button {
        display: block;
        width: 100%;
        margin: 8px 0;
    }
}