.counter-textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 1rem;
    line-height: 1.6;
    resize: vertical;
    margin-bottom: 15px;
    font-family: 'Noto Sans JP', sans-serif;
}
.counter-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.25);
}
.counter-options {
    margin-bottom: 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px 20px;
}
.counter-options label,
.checkbox-group label {
    display: inline-flex;
    align-items: center;
    cursor: pointer;
    font-size: 0.95rem;
}
.counter-options input[type="checkbox"],
.checkbox-group input {
    margin-right: 8px;
}
.counter-results {
    display: flex;
    justify-content: space-around;
    text-align: center;
    background-color: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    border-top: 2px solid var(--primary-color);
}
@media (max-width: 768px) {
    .counter-results {
        flex-direction: column;
        gap: 15px;
    }
}
.result-item {}
.result-label {
    display: block;
    font-size: 1rem;
    color: #555;
    margin-bottom: 5px;
}
.count-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}