/**
 * Rich-content blocks — charts, callouts, comparison tables, stats, quotes.
 * Server-rendered (no JS); styled with the theme design tokens. Loads on blog
 * posts + pages so articles are never walls of text. Pairs with inc/content-charts.php.
 *
 * @package 3DCentral
 * @since 1.12.0
 */

:root {
	--tdc-cb-surface: rgba(255, 255, 255, 0.04);
	--tdc-cb-surface-2: rgba(255, 255, 255, 0.07);
	--tdc-cb-line: rgba(255, 255, 255, 0.12);
	--tdc-cb-text: var(--color-text-on-dark, #f0f0ff);
	--tdc-cb-text-2: var(--color-text-on-dark-secondary, rgba(240, 240, 255, 0.72));
}

/* ---------- charts ---------- */
.tdc-chart {
	margin: var(--space-xl, 2rem) 0;
	padding: var(--space-lg, 1.5rem);
	background: var(--tdc-cb-surface);
	border: 1px solid var(--tdc-cb-line);
	border-radius: var(--radius-lg, 16px);
}

.tdc-chart__title {
	font-weight: 700;
	font-size: var(--text-lg, 1.125rem);
	color: var(--tdc-cb-text);
	margin: 0 0 var(--space-md, 1rem);
	letter-spacing: -0.01em;
}

.tdc-chart svg {
	display: block;
	width: 100%;
	height: auto;
	overflow: visible;
}

.tdc-chart--donut .tdc-chart__donut-wrap {
	display: flex;
	gap: var(--space-xl, 2rem);
	align-items: center;
	flex-wrap: wrap;
}

.tdc-chart--donut .tdc-chart__donut-svg {
	width: 180px;
	flex: 0 0 180px;
}

.tdc-chart__legend {
	list-style: none;
	margin: 0;
	padding: 0;
	display: grid;
	gap: var(--space-sm, 0.5rem);
}

.tdc-chart__legend li {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	color: var(--tdc-cb-text-2);
	font-size: var(--text-sm, 0.875rem);
}

.tdc-chart__legend strong {
	color: var(--tdc-cb-text);
	margin-left: auto;
}

.tdc-chart__dot {
	width: 12px;
	height: 12px;
	border-radius: 3px;
	flex: 0 0 12px;
}

/* ---------- progress bar ---------- */
.tdc-progressbar {
	margin: var(--space-lg, 1.5rem) 0;
}

.tdc-progressbar__head {
	display: flex;
	justify-content: space-between;
	margin-bottom: 0.4rem;
	color: var(--tdc-cb-text-2);
	font-size: var(--text-sm, 0.875rem);
}

.tdc-progressbar__val {
	color: var(--tdc-cb-text);
	font-weight: 700;
}

.tdc-progressbar__track {
	width: 100%;
	height: 6px;
	display: block;
}

/* ---------- stat callouts ---------- */
.tdc-stats {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
	gap: var(--space-md, 1rem);
	margin: var(--space-xl, 2rem) 0;
}

.tdc-stat {
	display: flex;
	flex-direction: column;
	gap: 0.2rem;
	padding: var(--space-lg, 1.5rem);
	background: var(--tdc-cb-surface);
	border: 1px solid var(--tdc-cb-line);
	border-radius: var(--radius-lg, 16px);
	text-align: center;
}

.tdc-stat__value {
	font-size: var(--text-4xl, 2.5rem);
	font-weight: 800;
	line-height: 1;
	letter-spacing: -0.02em;
	background: var(--gradient-pink-cyan, linear-gradient(135deg, #ff2d78, #00f0ff));
	-webkit-background-clip: text;
	background-clip: text;
	-webkit-text-fill-color: transparent;
	color: transparent;
}

.tdc-stat__label {
	font-weight: 600;
	color: var(--tdc-cb-text);
	font-size: var(--text-sm, 0.875rem);
	text-transform: uppercase;
	letter-spacing: 0.06em;
}

.tdc-stat__sub {
	color: var(--tdc-cb-text-2);
	font-size: var(--text-xs, 0.75rem);
}

/* ---------- callouts ---------- */
.tdc-callout {
	display: flex;
	gap: var(--space-md, 1rem);
	margin: var(--space-xl, 2rem) 0;
	padding: var(--space-lg, 1.5rem);
	background: var(--tdc-cb-surface);
	border: 1px solid var(--tdc-cb-line);
	border-left: 4px solid var(--color-neon-cyan, #00f0ff);
	border-radius: var(--radius-md, 10px);
}

.tdc-callout__icon {
	flex: 0 0 28px;
	width: 28px;
	height: 28px;
	display: grid;
	place-items: center;
	border-radius: 50%;
	font-weight: 700;
	color: #0a0a14;
	background: var(--color-neon-cyan, #00f0ff);
}

.tdc-callout__title {
	font-weight: 700;
	color: var(--tdc-cb-text);
	margin: 0 0 0.3rem;
}

.tdc-callout__body {
	color: var(--tdc-cb-text-2);
}

.tdc-callout__body > :last-child {
	margin-bottom: 0;
}

.tdc-callout--tip { border-left-color: var(--color-neon-purple, #b44aff); }
.tdc-callout--tip .tdc-callout__icon { background: var(--color-neon-purple, #b44aff); color: #fff; }
.tdc-callout--warning { border-left-color: var(--color-warning, #ffb020); }
.tdc-callout--warning .tdc-callout__icon { background: var(--color-warning, #ffb020); }
.tdc-callout--success { border-left-color: var(--color-success, #00e5a0); }
.tdc-callout--success .tdc-callout__icon { background: var(--color-success, #00e5a0); }
.tdc-callout--note { border-left-color: var(--tdc-cb-line); }
.tdc-callout--note .tdc-callout__icon { background: var(--tdc-cb-text-2); color: #0a0a14; }

/* ---------- key takeaways ---------- */
.tdc-takeaways {
	margin: var(--space-xl, 2rem) 0;
	padding: var(--space-lg, 1.5rem) var(--space-xl, 2rem);
	background: var(--tdc-cb-surface-2);
	border: 1px solid var(--tdc-cb-line);
	border-radius: var(--radius-lg, 16px);
	position: relative;
}

.tdc-takeaways__title {
	font-weight: 700;
	color: var(--tdc-cb-text);
	margin: 0 0 var(--space-sm, 0.5rem);
	display: flex;
	align-items: center;
	gap: 0.5rem;
}

.tdc-takeaways__title::before {
	content: "✦";
	color: var(--color-neon-cyan, #00f0ff);
}

.tdc-takeaways ul {
	margin: 0;
	padding-left: 1.2rem;
	color: var(--tdc-cb-text-2);
	display: grid;
	gap: 0.35rem;
}

/* ---------- comparison / feature table ---------- */
.tdc-compare {
	width: 100%;
	border-collapse: collapse;
	margin: var(--space-xl, 2rem) 0;
	font-size: var(--text-sm, 0.9rem);
	overflow: hidden;
	border-radius: var(--radius-lg, 16px);
	border: 1px solid var(--tdc-cb-line);
}

.tdc-compare thead th {
	background: var(--gradient-cta, linear-gradient(135deg, #ff5c5c, #ff2d78));
	color: #fff;
	font-weight: 700;
	text-align: left;
	padding: 0.85rem 1rem;
}

.tdc-compare thead th:first-child { background: rgba(255, 255, 255, 0.06); color: var(--tdc-cb-text); }

.tdc-compare td,
.tdc-compare th[scope="row"] {
	padding: 0.75rem 1rem;
	border-top: 1px solid var(--tdc-cb-line);
	color: var(--tdc-cb-text-2);
	vertical-align: top;
}

.tdc-compare th[scope="row"] { color: var(--tdc-cb-text); font-weight: 600; text-align: left; }
.tdc-compare tbody tr:hover td,
.tdc-compare tbody tr:hover th { background: rgba(255, 255, 255, 0.03); }
.tdc-compare .is-yes { color: var(--color-success, #00e5a0); font-weight: 700; }
.tdc-compare .is-no { color: var(--color-danger, #ff6b35); }
.tdc-compare .is-best { background: rgba(0, 240, 255, 0.06); }

/* ---------- pull-quote + figure ---------- */
.tdc-quote {
	margin: var(--space-xl, 2rem) 0;
	padding: var(--space-md, 1rem) 0 var(--space-md, 1rem) var(--space-xl, 2rem);
	border-left: 4px solid transparent;
	border-image: var(--gradient-pink-cyan, linear-gradient(135deg, #ff2d78, #00f0ff)) 1;
	font-size: var(--text-xl, 1.25rem);
	line-height: 1.5;
	font-weight: 500;
	color: var(--tdc-cb-text);
}

.tdc-quote cite {
	display: block;
	margin-top: 0.6rem;
	font-size: var(--text-sm, 0.875rem);
	font-style: normal;
	color: var(--tdc-cb-text-2);
}

.tdc-figure {
	margin: var(--space-xl, 2rem) 0;
}

.tdc-figure img {
	width: 100%;
	height: auto;
	border-radius: var(--radius-lg, 16px);
	border: 1px solid var(--tdc-cb-line);
}

.tdc-figure figcaption {
	margin-top: 0.6rem;
	font-size: var(--text-sm, 0.875rem);
	color: var(--tdc-cb-text-2);
	text-align: center;
}

/* ---------- related guides (topical cluster cross-links) ---------- */
.tdc-related {
	margin: var(--space-2xl, 3rem) 0 var(--space-md, 1rem);
	padding: var(--space-lg, 1.5rem) var(--space-xl, 2rem);
	background: var(--tdc-cb-surface-2);
	border: 1px solid var(--tdc-cb-line);
	border-radius: var(--radius-lg, 16px);
}

.tdc-related__title {
	font-weight: 700;
	color: var(--tdc-cb-text);
	margin: 0 0 var(--space-sm, 0.5rem);
	display: flex;
	align-items: center;
	gap: 0.5rem;
}

.tdc-related__title::before {
	content: "→";
	color: var(--color-neon-cyan, #00f0ff);
}

.tdc-related ul {
	list-style: none;
	margin: 0;
	padding: 0;
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
	gap: 0.5rem 1.5rem;
}

.tdc-related li a {
	color: var(--color-neon-cyan, #00f0ff);
	text-decoration: none;
	font-weight: 500;
	display: inline-flex;
	align-items: baseline;
	gap: 0.4rem;
}

.tdc-related li a::before {
	content: "›";
	color: var(--tdc-cb-text-2);
}

.tdc-related li a:hover { text-decoration: underline; }

/* ---------- responsive ---------- */
@media (max-width: 600px) {
	.tdc-compare { font-size: var(--text-xs, 0.8rem); }
	.tdc-compare td, .tdc-compare th { padding: 0.55rem 0.6rem; }
	.tdc-stat__value { font-size: var(--text-3xl, 2rem); }
}