:root {
    /* カラーパレットの再定義 */
    --color-background: #f8f9fa;
    --color-surface: #ffffff;
    --color-border: #e9ecef;
    --color-text-primary: #212529;
    --color-text-secondary: #6c757d;
    --color-primary: #0d6efd;
    --color-success: #198754;
    --color-danger: #dc3545;
    --color-warning: #ffc107;

    --header-bg-color: #f1f3f5;
    --summary-col-bg: #f8f9fa;
    --summary-border-color: #dee2e6;
    --hover-bg-color: #f1f7ff;
    --highlight-row-bg: #f1f3f5;
    --highlight-summary-col-bg: #e9ecef;
}

/* --- アニメーション --- */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-2px); }
    75% { transform: translateX(2px); }
}
.is-underperforming {
    color: var(--color-danger);
    animation: shake 0.5s ease-in-out;
}

/* --- 全体レイアウトとフォント --- */
body {
    font-family: 'Noto Sans JP', sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--color-background);
    color: var(--color-text-primary);
    display: flex;
    height: 100vh;
    font-size: 14px;
    overflow: hidden;
}
.container { display: flex; width: 100%; height: 100%; }

/* サイドバー */
.sidebar {
    width: 300px;
    min-width: 300px;
    padding: 20px;
    background-color: var(--color-surface);
    border-right: 1px solid var(--color-border);
    overflow-y: auto;
    flex-shrink: 0;
    box-shadow: 2px 0 5px rgba(0,0,0,0.05);
    height: 100%;
    box-sizing: border-box;
}
.danger-action-button {
    background-color: #dc3545; /* 赤色 */
    color: white;
    border: none;
    padding: 10px 15px;
    border-radius: 4px;
    cursor: pointer;
    width: 100%;
    font-weight: bold;
    text-align: center;
}
.danger-action-button:hover {
    background-color: #c82333;
}

.main-content { flex: 1; padding: 20px; display: flex; flex-direction: column; height: 100%; box-sizing: border-box; overflow: hidden;}
.table-wrapper { flex: 1; overflow: auto; }

/* ヘッドアップディスプレイ形式のサマリーバー */
#header-summary-bar {
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 6px 20px;
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    margin-bottom: 15px;
    flex-shrink: 0;
}
.summary-item { display: flex; align-items: baseline; gap: 10px; }
.summary-item-title { font-size: 0.9rem; color: var(--color-text-secondary); }
.summary-item-value { font-size: 1.3rem; font-weight: 700; color: var(--color-text-primary); }
.summary-item-ratio { font-size: 0.9rem; font-weight: 500; }
.summary-item-ratio.is-under { color: var(--color-danger); }

/* サイドバー */
.sidebar h2 { font-size: 1.2rem; margin-top: 0; border-bottom: 2px solid var(--color-primary); padding-bottom: 10px; color: var(--color-primary); }
.sidebar .input-group { margin-bottom: 25px; }
.sidebar label { display: block; font-weight: 700; margin-bottom: 8px; font-size: 0.9rem; color: var(--color-text-secondary); }
.action-button, .secondary-action-button, .tertiary-action-button { width: 100%; padding: 10px; font-size: 0.95rem; border-radius: 4px; cursor: pointer; transition: background-color 0.2s, box-shadow 0.2s; border: none; font-weight: 500; }
.action-button { background-color: var(--color-success); color: #fff; }
.action-button:hover { background-color: #157347; }
.secondary-action-button { background-color: var(--color-primary); color: #fff; }
.secondary-action-button:hover { background-color: #0b5ed7; }
.tertiary-action-button { background-color: var(--color-text-secondary); color: #fff; }
.tertiary-action-button:hover { background-color: #5a6268; }
.view-toggle-buttons { display: flex; gap: 10px; }
.view-toggle-buttons button { flex: 1; padding: 8px 10px; font-size: 0.9rem; border: 1px solid var(--color-primary); background-color: #fff; color: var(--color-primary); cursor: pointer; border-radius: 4px; font-weight: 500;}
.view-toggle-buttons button.active { background-color: var(--color-primary); color: #fff; }
.controls { margin-bottom: 15px; display: flex; justify-content: space-between; align-items: center; flex-shrink: 0; }
.controls .toggle-controls { display: flex; gap: 10px; }
.controls button { padding: 8px 15px; font-size: 0.9rem; border: 1px solid #6c757d; background-color: var(--color-surface); color: #6c757d; border-radius: 4px; cursor: pointer; }
#fiscal-year-display { font-size: 1.2em; font-weight: bold; margin: 0 15px; color: var(--color-primary); }

/* --- 表デザインの刷新 --- */
.data-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-size: 0.85rem;
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
}

.data-table th, .data-table td {
    border-bottom: 1px solid var(--color-border);
    padding: 6px 14px;
    text-align: right;
    white-space: nowrap;
    vertical-align: middle;
    transition: background-color 0.2s;
}
.data-table tbody tr:last-child th,
.data-table tbody tr:last-child td {
    border-bottom: none;
}
.data-table tbody tr:hover { background-color: var(--hover-bg-color); }
.data-table tbody th {
    text-align: left;
    position: sticky;
    left: 0;
    z-index: 2;
    border-right: 1px solid var(--color-border);
    background-color: var(--color-surface);
}
.data-table th .item-content { display: flex; align-items: center; }

[contenteditable="true"] {
    background-color: #fffacd;
    cursor: text;
    white-space: nowrap;
    overflow: hidden;
}
[contenteditable="true"]:focus {
    background-color: #e8f0fe;
    outline: 2px solid var(--color-primary);
    box-shadow: 0 0 5px rgba(13, 110, 253, 0.5);
}

/* ヘッダーの固定 */
.data-table thead th {
    background-color: var(--header-bg-color);
    font-weight: 600;
    color: var(--color-text-secondary);
    border-bottom: 2px solid var(--summary-border-color);
    z-index: 3;
    position: sticky;
}
.data-table thead th:first-child { z-index: 4; }
.data-table thead tr:first-child th { top: 0; height: 35px; box-sizing: border-box; }
.data-table thead tr:last-child th { top: 35px; }

/* タイトル繰り返し列のスタイル */
.title-repeat-col {
    background-color: var(--color-text-secondary);
    color: white;
    text-align: left;
    white-space: normal;
    font-weight: normal;
    min-width: 80px;
    max-width: 80px;
    border-right: 1px solid var(--summary-border-color);
    position: relative;
}
.title-repeat-col:not(:last-child) {
    border-right: 2px solid var(--summary-border-color);
}
.title-repeat-col .item-content {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding-left: 5px;
}
.title-repeat-col .toggle-icon {
    color: white;
}

/* 月度、四半期、累計の区切りとグルーピング */
.month-end-col { border-right: 2px solid var(--summary-border-color); }
.q-col, .cumulative-col { background-color: var(--summary-col-bg); }
.cumulative-col, .year-col { border-right: 2px solid var(--summary-border-color); }
.q-col, .cumulative-col, .year-col { font-weight: 600; }

.plan-col { color: var(--color-text-secondary); }

.row-bold th { font-weight: 600; }
tr.row-highlight { background-color: var(--highlight-row-bg); }
tr.row-highlight:hover th { background-color: #e2e6ea; }
tr.row-highlight > .q-col,
tr.row-highlight > .cumulative-col {
    background-color: var(--highlight-summary-col-bg);
}

.text-danger { color: var(--color-danger) !important; font-weight: 600; }

td.ratio-col { padding: 6px 14px; }
.ratio-cell-content { display: inline-block; }

.clickable-cell { cursor: pointer; }
.clickable-cell:hover { text-decoration: underline; color: var(--color-primary); }

/* アコーディオンアイコンのスタイル */
.toggle-icon {
    cursor: pointer; display: inline-flex; justify-content: center; align-items: center;
    width: 16px; height: 16px; text-align: center;
    user-select: none;
    color: var(--color-success);
    transition: transform 0.2s ease-in-out;
    margin-right: 5px;
    font-size: 0.8rem;
    font-weight: normal;
}
.hidden { display: none; }

.delete-icon {
    cursor: pointer; font-weight: bold; color: #dc3545;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 1.2rem; line-height: 1; vertical-align: middle;
    margin-left: auto; padding-left: 10px;
    opacity: 0.5; transition: opacity 0.2s;
}
tr:hover .delete-icon { opacity: 1; }

/* --- モーダル --- */
.modal-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0,0,0,0.5); display: none; justify-content: center; align-items: center; z-index: 1000; }
.modal-content { background-color: #fff; padding: 25px; border-radius: 8px; box-shadow: 0 5px 15px rgba(0,0,0,0.3); }
.modal-close-button { float: right; font-size: 1.5rem; font-weight: bold; cursor: pointer; line-height: 1; }
.modal-content h2 { margin-top: 0; }
.modal-search-input {
    width: 100%;
    padding: 8px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
}

/* マスター管理モーダル */
#master-modal .modal-content { width: 600px; max-height: 80vh; overflow-y: auto; }
.master-section { border: 1px solid #ccc; border-radius: 5px; padding: 15px; margin-bottom: 15px; }
.master-section h3 { margin-top:0; border-bottom: 1px solid #eee; padding-bottom: 10px;}
.team-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.team-name { font-weight: bold; font-size: 1.1rem; }
.member-list { list-style: none; padding: 0; margin: 0; }
.member-list li { display: flex; justify-content: space-between; align-items: center; padding: 5px 0; border-bottom: 1px solid #eee; }
#master-modal input[type="text"] { width: 60%; padding: 5px; border-radius: 3px; border: 1px solid #ccc; }
#master-modal button { padding: 5px 10px; border-radius: 3px; cursor: pointer; border: 1px solid #ccc; }

/* 詳細・除外データモーダル共通 */
.detail-modal-base .modal-content {
    width: 120vw;
    max-width: 1400px;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
}
#detail-container, #excluded-data-container {
    overflow-y: auto;
    flex-grow: 1;
}
.detail-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.8rem;
}
.detail-table th, .detail-table td {
    border: 1px solid #ddd;
    padding: 8px;
    text-align: left;
}
.detail-table th {
    background-color: #f2f2f2;
    position: sticky;
    top: 0;
}
.detail-table tr:nth-child(even) { background-color: #f9f9f9; }