#inputFile {
    position: relative;
    padding: 180px 0 100px;
    text-align: center;
}

.dropArea {
    position: absolute;
    top: 0;
    left: 0px;
    width: 100%;
    height: 100%;
    padding: 100px;
    padding-left: 20px;
    padding-right: 20px;
    border: 2px dashed var(--gray-light);
    border-radius: 20px;
    background: rgba(99, 102, 241, 0);
    transition: all 0.25s cubic-bezier(0.21, 0.51, 0.51, 1);
    box-sizing: border-box;
}

.dropArea.dragover {
    border: 2px solid var(--primary-color);
    background: rgba(99, 102, 241, 0.1);
}

#uploadFile {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 10;
    display: block;
    width: 300px;
    height: 80px;
    opacity: 0;
}

#inputFileWrap {
    position: relative;
    display: inline-block;
}

#btnInputFile,
#btnChangeFile {
    display: table;
    width: 300px;
}

#btnChangeFile {
    display: none;
}


#btnInputFile span,
#btnChangeFile span {
    position: relative;
    z-index: 2;
    display: table-cell;
    width: 300px;
    height: 80px;
    border: 1px solid var(--primary-color);
    border-radius: 8px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    text-decoration: none;
    color: #fff;
    font-size: 26px;
    line-height: 1;
    font-weight: bold;
    vertical-align: middle;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

#btnInputFile span:hover,
#btnChangeFile span:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
}

#upFileWrap.selected #btnInputFile {
    display: none;
}

#upFileWrap.selected #btnChangeFile {
    display: table;
}

.table-fixed th:first-child, td:first-child {
    position: sticky;  position: -webkit-sticky;
    left: 0;
  }

.table-striped tbody tr.selected {
    background: linear-gradient(90deg, var(--primary-light), var(--secondary-color));
    color: var(--white);
}
/*
.accordion-header #special_situation_edit {
    color: white;
    background-color: #007bff;
    text-align: center !important;
}
*/
/* アコーディオンが開いているときのボタンスタイル */
/*
.accordion-button:not(.collapsed) #accordion_manual {
    color: white;
    background-color: #007bff;
    text-align: center !important;
}

.accordion-header-text #accordion_manual {
    text-align: center !important;
}
*/