/**
 * 製品グループ チャート スタイル (v2.4.2)
 * - 複数パーセンタイル表示対応
 * - 在庫製品数の右Y軸表示対応
 * - v2.4.2: 在庫フィルタセレクタUI対応
 */

/* ===== 共通コンテナ ===== */
.pcparts-group-chart-container,
.pcparts-multi-group-chart-container,
.pcparts-multi-percentile-chart-container,
.pcparts-group-exchange-chart-container,
.pcparts-group-stock-chart-container,
.pcparts-group-combined-chart-container {
    background: #fff;
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.pcparts-chart-wrapper {
    position: relative;
    width: 100%;
}

.pcparts-chart-title {
    margin: 0 0 15px 0;
    padding: 0;
    font-size: 1.2em;
    font-weight: 600;
    color: #333;
    border-bottom: 2px solid #6366f1;
    padding-bottom: 10px;
}

.pcparts-chart-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(255, 255, 255, 0.9);
    padding: 15px 30px;
    border-radius: 8px;
    font-size: 14px;
    color: #666;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

/* ===== パーセンタイルコントロール (v2.3.1) ===== */
.pcparts-percentile-controls {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 12px 16px;
    background: #f8fafc;
    border-radius: 8px;
    margin-bottom: 16px;
    border: 1px solid #e2e8f0;
}

.pcparts-percentile-controls .pcparts-filter-selector,
.pcparts-percentile-controls .pcparts-metric-selector {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 16px;
}

.pcparts-percentile-controls label {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    font-size: 0.9em;
    color: #374151;
    transition: color 0.2s;
}

.pcparts-percentile-controls label:hover {
    color: #6366f1;
}

.pcparts-percentile-controls input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: #6366f1;
    cursor: pointer;
}

.pcparts-percentile-controls .control-divider {
    width: 1px;
    height: 24px;
    background: #e2e8f0;
    margin: 0 8px;
}

/* ===== フィルタセレクタUI (v2.4.2) ===== */
.pcparts-group-chart-with-selector {
    background: #fff;
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.pcparts-filter-selector {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    padding-bottom: 10px;
    border-bottom: 1px solid #e2e8f0;
}

.pcparts-filter-selector > span {
    font-size: 0.9em;
    color: #6b7280;
    font-weight: 500;
}

.pcparts-filter-group {
    display: flex;
    gap: 4px;
}

/* フィルタ/パーセンタイルボタン共通スタイル */
.pcparts-filter-btn,
.pcparts-percentile-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 6px 14px;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    background: #fff;
    color: #374151;
    font-size: 0.85em;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.pcparts-filter-btn:hover,
.pcparts-percentile-btn:hover {
    border-color: #6366f1;
    color: #6366f1;
    background: #f5f3ff;
}

.pcparts-filter-btn.active,
.pcparts-percentile-btn.active {
    background: #6366f1;
    border-color: #6366f1;
    color: #fff;
}

.pcparts-filter-btn.active:hover,
.pcparts-percentile-btn.active:hover {
    background: #4f46e5;
    border-color: #4f46e5;
    color: #fff;
}

/* フィルタボタングループ */
.pcparts-filter-btn-group {
    display: flex;
    border-radius: 6px;
    overflow: hidden;
    border: 1px solid #d1d5db;
}

.pcparts-filter-btn-group .pcparts-filter-btn {
    border-radius: 0;
    border: none;
    border-right: 1px solid #d1d5db;
}

.pcparts-filter-btn-group .pcparts-filter-btn:last-child {
    border-right: none;
}

/* セレクタ付きチャートのチェックボックス */
.pcparts-stock-count-checkbox {
    margin-left: 16px;
}

.pcparts-stock-count-checkbox + label {
    margin-left: 6px;
}

/* ===== エラー・情報メッセージ ===== */
.pcparts-error {
    background: #fee2e2;
    color: #dc2626;
    padding: 12px 16px;
    border-radius: 6px;
    border-left: 4px solid #dc2626;
    margin: 10px 0;
}

.pcparts-info {
    background: #e0f2fe;
    color: #0369a1;
    padding: 12px 16px;
    border-radius: 6px;
    border-left: 4px solid #0369a1;
    margin: 10px 0;
}

/* ===== グループ一覧 ===== */
.pcparts-group-list {
    display: grid;
    grid-template-columns: repeat(var(--columns, 2), 1fr);
    gap: 20px;
    margin: 20px 0;
}

@media (max-width: 768px) {
    .pcparts-group-list {
        grid-template-columns: 1fr;
    }
}

.pcparts-group-card {
    background: #fff;
    border-radius: 10px;
    padding: 16px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: transform 0.2s, box-shadow 0.2s;
}

.pcparts-group-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.pcparts-group-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.pcparts-group-name {
    margin: 0;
    font-size: 1.1em;
    font-weight: 600;
    color: #1f2937;
}

.pcparts-group-category {
    background: #e0e7ff;
    color: #4338ca;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.8em;
    font-weight: 500;
}

.pcparts-mini-chart-wrapper {
    height: 120px;
    margin: 10px 0;
}

.pcparts-group-stats {
    display: flex;
    gap: 16px;
    padding-top: 12px;
    border-top: 1px solid #e5e7eb;
    font-size: 0.9em;
}

.pcparts-group-stats .stat-item {
    display: flex;
    flex-direction: column;
}

.pcparts-group-stats .stat-item label {
    color: #6b7280;
    font-size: 0.85em;
    margin-bottom: 2px;
}

/* ===== 統計サマリーカード ===== */
.pcparts-group-stats-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 12px;
    padding: 20px;
    color: #fff;
    margin: 20px 0;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.pcparts-group-stats-card .stats-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.pcparts-group-stats-card .stats-header h4 {
    margin: 0;
    font-size: 1.3em;
    font-weight: 600;
}

.pcparts-group-stats-card .category-badge {
    background: rgba(255, 255, 255, 0.2);
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 0.85em;
}

.pcparts-group-stats-card .stats-body {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.pcparts-group-stats-card .stat-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.pcparts-group-stats-card .stat-row label {
    opacity: 0.8;
    font-size: 0.95em;
}

.pcparts-group-stats-card .stat-row .value {
    font-weight: 600;
    font-size: 1.05em;
}

.pcparts-group-stats-card .stat-row.main-stat {
    background: rgba(255, 255, 255, 0.15);
    padding: 12px 16px;
    border-radius: 8px;
    margin: -4px -8px 8px -8px;
}

.pcparts-group-stats-card .stat-row.main-stat .value {
    font-size: 1.4em;
}

.pcparts-group-stats-card .stat-row.updated {
    margin-top: 8px;
    padding-top: 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    opacity: 0.7;
    font-size: 0.9em;
}

/* ===== トレンド表示 ===== */
.pcparts-stat-trend {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    border-radius: 6px;
    margin: 4px 0 12px;
}

.pcparts-stat-trend.trend-up {
    background: rgba(34, 197, 94, 0.2);
    color: #22c55e;
}

.pcparts-stat-trend.trend-down {
    background: rgba(239, 68, 68, 0.2);
    color: #ef4444;
}

.pcparts-stat-trend .trend-icon {
    font-size: 1.2em;
    font-weight: bold;
}

.pcparts-stat-trend .trend-value {
    font-weight: 600;
    font-size: 1.1em;
}

.pcparts-stat-trend .trend-period {
    opacity: 0.8;
    font-size: 0.85em;
}

/* ===== レスポンシブ ===== */
@media (max-width: 480px) {
    .pcparts-group-chart-container,
    .pcparts-multi-group-chart-container,
    .pcparts-multi-percentile-chart-container,
    .pcparts-group-exchange-chart-container,
    .pcparts-group-stock-chart-container,
    .pcparts-group-combined-chart-container,
    .pcparts-group-chart-with-selector {
        padding: 12px;
        margin: 12px 0;
    }
    
    .pcparts-percentile-controls {
        padding: 10px 12px;
        gap: 8px;
    }
    
    .pcparts-percentile-controls label {
        font-size: 0.85em;
    }
    
    /* フィルタボタンのレスポンシブ対応 (v2.4.2) */
    .pcparts-filter-selector {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .pcparts-filter-btn,
    .pcparts-percentile-btn {
        padding: 5px 10px;
        font-size: 0.8em;
    }
    
    .pcparts-chart-title {
        font-size: 1em;
    }
    
    .pcparts-group-stats-card {
        padding: 16px;
    }
    
    .pcparts-group-stats-card .stats-header h4 {
        font-size: 1.1em;
    }
    
    .pcparts-group-stats-card .stat-row.main-stat .value {
        font-size: 1.2em;
    }
}

/* ===== ダークモード対応（オプション） ===== */
@media (prefers-color-scheme: dark) {
    .pcparts-group-chart-container,
    .pcparts-multi-group-chart-container,
    .pcparts-group-exchange-chart-container,
    .pcparts-group-stock-chart-container,
    .pcparts-group-combined-chart-container {
        background: #1f2937;
        color: #f3f4f6;
    }
    
    .pcparts-chart-title {
        color: #f3f4f6;
    }
    
    .pcparts-group-card {
        background: #374151;
    }
    
    .pcparts-group-name {
        color: #f3f4f6;
    }
    
    .pcparts-group-stats {
        border-top-color: #4b5563;
    }
    
    .pcparts-group-stats .stat-item label {
        color: #9ca3af;
    }
}