/**
 * gazlog 複数グループ/チップ比較チャート - フロントエンド CSS
 */
.gazlog-multi-chart {
    color-scheme: light;
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    padding: 14px 16px;
    margin: 20px 0;
    color: #1f2937;
    font-family: inherit;
    font-size: 14px;
    line-height: 1.5;
    box-sizing: border-box;
}

.gazlog-multi-chart *, .gazlog-multi-chart *::before, .gazlog-multi-chart *::after {
    box-sizing: border-box;
}

.gazlog-multi-chart-title {
    font-weight: 700;
    font-size: 1.05em;
    color: #1f2937;
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 1px solid #e5e7eb;
}

.gazlog-multi-chart-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 16px;
    margin-bottom: 12px;
    padding: 8px 10px;
    background: #f8fafc;
    border: 1px solid #e5e7eb;
    border-radius: 6px;
    align-items: center;
    font-size: 13px;
}

.gazlog-multi-chart-controls label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #374151;
    font-weight: 500;
    margin: 0;
}

.gazlog-multi-chart-controls select {
    padding: 4px 8px;
    border: 1px solid #cbd5e1;
    border-radius: 4px;
    background: #ffffff;
    color: #1f2937;
    font-size: 13px;
    min-width: 140px;
}

.gazlog-multi-chart-controls input[type="checkbox"] {
    accent-color: #2563eb;
}

.gazlog-multi-chart-canvas-wrap {
    position: relative;
    width: 100%;
}

.gazlog-multi-chart-canvas {
    width: 100% !important;
    height: 100% !important;
}

.gazlog-multi-chart-status {
    margin-top: 8px;
    font-size: 12px;
    color: #6b7280;
    min-height: 16px;
}

.gazlog-multi-chart-status.is-error {
    color: #dc2626;
    font-weight: 600;
}

/* エラー表示（ショートコード解析エラー時） */
.gazlog-multi-chart--error {
    background: #fef2f2;
    border-color: #fecaca;
    color: #dc2626;
    padding: 10px 14px;
}

@media (max-width: 640px) {
    .gazlog-multi-chart { padding: 10px 12px; }
    .gazlog-multi-chart-controls { gap: 8px; }
    .gazlog-multi-chart-controls select { min-width: 120px; }
}