/* =========================================================
   How It Connects — chord diagram (scoped, merged from
   chord-diagram.html into the Our Research page)
   ========================================================= */

.connects-block {
	display: flex;
	flex-direction: column;
	align-items: center;
	font-family: 'Georgia', serif;
	color: #2a2a2a;
	padding: 4rem 0;
}

.connects-chart {
	width: 100%;
	max-width: 500px;
	position: relative;
}

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

.chord-arc {
	transition: opacity 0.18s ease;
	stroke: #fff;
	stroke-width: 1px;
	cursor: pointer;
}

.chord-ribbon {
	transition: opacity 0.18s ease, stroke-width 0.18s ease;
}

.chord-label {
	font-family: 'Helvetica Neue', sans-serif;
	font-size: 14px;
	fill: #555;
	letter-spacing: 0.01em;
	transition: fill 0.18s ease;
	pointer-events: none;
}

.chord-label.is-active {
	fill: #111;
	font-weight: 600;
}

.connects-tooltip {
	position: fixed;
	background: rgba(255, 255, 255, 0.97);
	border: 1px solid #e0e0e0;
	border-radius: 6px;
	padding: 0.7rem 1rem;
	font-family: 'Helvetica Neue', sans-serif;
	font-size: 0.76rem;
	color: #333;
	pointer-events: none;
	opacity: 0;
	transition: opacity 0.15s;
	max-width: 250px;
	line-height: 1.5;
	z-index: 100;
	box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.connects-tooltip strong {
	display: block;
	font-size: 0.82rem;
	color: #111;
	margin-bottom: 0.2rem;
}

.connects-tooltip .sub {
	color: #7fc6c8;
	font-size: 0.68rem;
	text-transform: uppercase;
	letter-spacing: 0.08em;
}

.connects-caption {
	padding: 5rem 1rem 0;
	font-family: 'Helvetica Neue', sans-serif;
	font-size: 0.68rem;
	color: #bbb;
	text-align: center;
	letter-spacing: 0.05em;
	max-width: 36rem;
}

.connects-state-message {
	font-family: 'Helvetica Neue', sans-serif;
	font-size: 0.85rem;
	color: #999;
	padding: 3rem 2rem;
	text-align: center;
}