/* chart — 新版工具頁（對齊 json-formatter / color-mixer 版型） */

.chart-tool-header {
	margin-bottom: 24px;
}

.chart-top-ad-primary {
	margin: 16px 0 20px;
}

.chart-top-ad-secondary {
	margin: 20px 0;
}

.chart-work-toolbar {
	display: flex;
	align-items: center;
	flex-wrap: nowrap;
	gap: 8px;
	padding-top: 12px;
	margin-bottom: 0;
	min-width: 0;
}

.chart-toolbar-selects {
	display: flex;
	align-items: center;
	gap: 8px;
	flex: 0 1 auto;
	min-width: 0;
	overflow-x: auto;
	scrollbar-width: thin;
	-webkit-overflow-scrolling: touch;
}

.chart-toolbar-selects .form-select {
	width: auto;
	min-width: 9.5rem;
	max-width: 14rem;
	flex: 0 0 auto;
}

.chart-editor-wrap {
	display: grid;
	grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
	gap: 12px;
	align-items: stretch;
	margin-bottom: 12px;
}

.chart-flow-bridge {
	display: flex;
	align-items: center;
	justify-content: center;
	min-width: 44px;
	align-self: stretch;
}

.chart-flow-arrow {
	width: 40px;
	height: 40px;
	border-radius: 999px;
	display: flex;
	align-items: center;
	justify-content: center;
	background: color-mix(in srgb, var(--bs-primary) 12%, transparent);
	color: var(--bs-primary);
	font-size: 1.1rem;
}

.chart-editor-panel .editor-panel-header {
	margin-bottom: 10px;
}

.chart-panel-body {
	display: flex;
	flex-direction: column;
	gap: 0.75rem;
}

.chart-panel {
	border-radius: 1rem;
	background: color-mix(in srgb, var(--bs-card-bg, #fff) 96%, #f2f8ff);
	padding: 1rem;
	border: 1px solid color-mix(in srgb, var(--bs-border-color) 55%, transparent);
}

.chart-canvas-wrap {
	min-height: 420px;
	border-radius: 0.85rem;
	border: 1px solid color-mix(in srgb, var(--bs-border-color) 70%, transparent);
	background: color-mix(in srgb, var(--bs-body-bg) 94%, #ffffff);
	overflow: hidden;
	flex: 1;
	min-height: 0;
}

#chart-canvas {
	width: 100%;
	height: min(500px, 52vh);
	min-height: 360px;
}

.chart-status {
	min-height: 2.25rem;
}

.chart-input-mono {
	font-family: var(--bs-font-monospace);
}

.chart-info-section .tabs-nav {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin-bottom: 12px;
}

.chart-info-section .tab-btn {
	border: 1px solid color-mix(in srgb, var(--bs-border-color) 70%, transparent);
	background: var(--bs-body-bg);
	border-radius: 999px;
	padding: 0.45rem 1rem;
	font-size: 0.875rem;
	font-weight: 600;
	color: var(--bs-secondary-color);
	cursor: pointer;
}

.chart-info-section .tab-btn.active {
	background: var(--bs-primary);
	border-color: var(--bs-primary);
	color: #fff;
}

.chart-faq-list .faq-item {
	border: 1px solid color-mix(in srgb, var(--bs-border-color) 65%, transparent);
	border-radius: 0.85rem;
	margin-bottom: 8px;
	overflow: hidden;
	background: var(--bs-body-bg);
}

.chart-faq-list .faq-q {
	padding: 0.85rem 1rem;
	font-weight: 600;
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 8px;
}

.chart-faq-list .faq-q .bi-chevron-down {
	transition: transform 0.2s ease;
}

.chart-faq-list .faq-item.is-open .faq-q .bi-chevron-down {
	transform: rotate(180deg);
}

.chart-faq-list .faq-a {
	display: none;
	padding: 0 1rem 1rem;
	font-size: 0.875rem;
	color: var(--bs-secondary-color);
	line-height: 1.55;
}

.chart-faq-list .faq-item.is-open .faq-a {
	display: block;
}

@media (max-width: 1199.98px) {
	.chart-editor-wrap {
		grid-template-columns: 1fr;
	}

	.chart-flow-bridge {
		display: none;
	}
}

@media (max-width: 767.98px) {
	.chart-work-toolbar {
		flex-wrap: wrap;
	}

	.chart-work-toolbar .tool-toolbar-actions {
		width: 100%;
		justify-content: flex-start;
		flex-wrap: wrap;
	}
}