.wo-table {
    display: grid;
    grid-template-columns: 3.2rem repeat(3, 4.2rem);
    grid-template-rows: auto auto auto auto auto;
    gap: 0.3rem;
    justify-content: center;
    align-items: center;
    margin: 0.6rem auto;
}

.wo-place {
    font-size: 1rem;
    font-weight: 700;
    color: #64748b;
    text-align: center;
    padding-bottom: 0.2rem;
}

.wo-digit {
    font-size: 2rem;
    font-weight: 700;
    color: #334155;
    text-align: center;
    line-height: 1.2;
}

.wo-op {
    font-size: 2rem;
    font-weight: 800;
    color: #E53935;
    text-align: center;
    line-height: 1.2;
}

.wo-line {
    grid-column: 1 / 5;
    border-top: 3px solid #334155;
    margin: 0.2rem 0;
}

.wo-input {
    width: 100%;
    min-width: 0;
    height: 3.4rem;
    font-size: 2rem;
    font-weight: 700;
    text-align: center;
    border: 2px solid #cbd5e1;
    border-radius: 10px;
    background: #ffffff;
    color: #334155;
    -moz-appearance: textfield;
    appearance: textfield;
}

.wo-input::-webkit-outer-spin-button,
.wo-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.wo-input.option-correct {
    border-color: #22c55e;
    background: #dcfce7;
    color: #166534;
}