/* Chart Component Styles */
.chart-container {
	display: flex;
	flex-direction: column;
	gap: 16px;
	/* Use shared font-family from commons.css */
	font-family: var(--font-family-base);
}

.chart-wrapper {
	position: relative;
	width: 100%;
	background-color: var(--color-white);
	border: 1px solid var(--color-border);
	border-radius: var(--border-radius-md);
	padding: 16px;
}

.chart-legend {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
	margin-bottom: 16px;
}

.legend-item {
	display: flex;
	align-items: center;
	gap: 8px;
	padding: 4px 8px;
	border-radius: var(--border-radius-sm);
	cursor: pointer;
	transition: background-color 0.2s ease;
}

.legend-item:hover {
	background-color: var(--color-hover);
}

.legend-item.hidden {
	opacity: 0.5;
}

.legend-color {
	width: 12px;
	height: 12px;
	border-radius: var(--border-radius-xs);
}

.legend-label {
	font-size: 0.875rem;
	color: var(--color-text-secondary);
}

.chart-loading,
.chart-error {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	padding: 32px;
	background-color: var(--color-white);
	border: 1px solid var(--color-border);
	border-radius: var(--border-radius-md);
	color: var(--color-text-muted);
}

.chart-error {
	color: var(--color-error);
}

.loading-spinner {
	width: 24px;
	height: 24px;
	animation: spin 1s linear infinite;
}

.spinner-path {
	stroke-dasharray: 60;
	stroke-dashoffset: 60;
	animation: dash 1.5s ease-in-out infinite;
}

@keyframes spin {
	100% {
		transform: rotate(360deg);
	}
}

@keyframes dash {
	0% {
		stroke-dashoffset: 60;
	}
	50% {
		stroke-dashoffset: 30;
	}
	100% {
		stroke-dashoffset: 60;
	}
}

.chart-tooltip {
	position: absolute;
	background-color: var(--color-tooltip-bg);
	color: var(--color-tooltip-text);
	padding: 8px 12px;
	border-radius: var(--border-radius-sm);
	font-size: 0.75rem;
	pointer-events: none;
	z-index: 10;
}

/* ── SVG Chart components (svg_chart.rs) ──────────────────────────────────── */

.chart-widget {
	display: flex;
	flex-direction: column;
	gap: 6px;
}

.chart-wrap {
	width: 100%;
	overflow: hidden;
}

.chart-svg {
	width: 100%;
	height: auto;
	overflow: visible;
	font-family: var(--font-family-base, system-ui, sans-serif);
}

/* axis text, tick labels */
.chart-axis-text {
	font-size: 11px;
	fill: var(--color-text-secondary, #6b7280);
	font-family: inherit;
}

/* small value labels above bars / on data points */
.chart-bar-value {
	font-size: 10px;
	fill: var(--color-text-secondary, #6b7280);
	font-family: inherit;
}

/* chart title inside SVG */
.chart-title {
	font-size: 13px;
	font-weight: 600;
	fill: var(--color-text-primary, #111827);
	font-family: inherit;
}

/* legend text */
.chart-legend-text {
	font-size: 11px;
	fill: var(--color-text-secondary, #6b7280);
	font-family: inherit;
}

/* empty / no-data state */
.chart-empty,
.chart-placeholder {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 6px;
	padding: 32px 16px;
	color: var(--color-text-muted, #9ca3af);
	font-size: 0.875rem;
}

.chart-placeholder .material-symbols-outlined {
	font-size: 2rem;
	opacity: 0.4;
}

/* chart loading spinner */
.chart-loading {
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 24px;
	color: var(--color-text-muted, #9ca3af);
}