/* 条件分岐フォーム用のスタイル */
.hidden {
    display: none;
}

#ng_message {
    display: none;
    color: #ff0000;
    padding: 20px;
    margin: 20px 0;
    border: 1px solid #ff0000;
    background-color: #fff5f5;
}

.error-message {
    color: #ff0000;
    margin: 5px 0;
    font-size: 0.9em;
}

/* アニメーション効果 */
.fade-enter {
    opacity: 0;
}

.fade-enter-active {
    opacity: 1;
    transition: opacity 300ms ease-in;
}

.fade-exit {
    opacity: 1;
}

.fade-exit-active {
    opacity: 0;
    transition: opacity 300ms ease-in;
}