/**
 * Turnbull & Scott case studies grid.
 * Scoped to .ts-case-studies-section so it cannot leak into theme styles.
 * Colours and column count are set per instance as CSS variables.
 */

.ts-case-studies-section {
	--ts-cs-accent: #f8971d;
	--ts-cs-primary: #333333;
	--ts-cs-text: #666666;
	--ts-cs-text-light: #8a8a8a;
	--ts-cs-bg: #ffffff;
	--ts-cs-bg-alt: #efefef;
	--ts-cs-border: #dcdcdc;
	--ts-cs-radius: 8px;
	--ts-cs-columns: 3;
	font-family: 'Montserrat', 'Open Sans', 'Helvetica Neue', Helvetica, Roboto, Arial, sans-serif;
	color: var(--ts-cs-text);
	line-height: 1.6;
	-webkit-font-smoothing: antialiased;
}

.ts-case-studies-section *,
.ts-case-studies-section *::before,
.ts-case-studies-section *::after { box-sizing: border-box; }

.ts-case-studies-section .ts-cs-container {
	max-width: 1100px;
	margin: 0 auto;
}

.ts-case-studies-section .ts-cs-eyebrow {
	display: block;
	text-align: center;
	font-size: 0.8rem;
	font-weight: 700;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--ts-cs-accent);
	margin: 0 0 12px;
}

.ts-case-studies-section .ts-cs-heading {
	font-size: 2rem;
	line-height: 1.25;
	font-weight: 700;
	color: var(--ts-cs-primary);
	text-align: center;
	margin: 0 0 16px;
}

.ts-case-studies-section .ts-cs-intro {
	text-align: center;
	color: var(--ts-cs-text-light);
	max-width: 680px;
	margin: 0 auto 40px;
}

.ts-case-studies-section .ts-cs-grid {
	display: grid;
	grid-template-columns: repeat(var(--ts-cs-columns), minmax(0, 1fr));
	gap: 24px;
}

.ts-case-studies-section .case-card {
	background: var(--ts-cs-bg);
	border: 1px solid var(--ts-cs-border);
	border-radius: var(--ts-cs-radius);
	overflow: hidden;
	display: flex;
	flex-direction: column;
	transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.ts-case-studies-section .case-card:hover,
.ts-case-studies-section .case-card:focus-within {
	box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
	transform: translateY(-2px);
}

.ts-case-studies-section .case-image {
	width: 100%;
	aspect-ratio: 16 / 9;
	background: var(--ts-cs-bg-alt);
	overflow: hidden;
}

.ts-case-studies-section .case-image img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}

.ts-case-studies-section .case-body {
	padding: 20px 24px 24px;
	display: flex;
	flex-direction: column;
	flex: 1;
}

.ts-case-studies-section .case-tag {
	font-size: 0.75rem;
	font-weight: 700;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--ts-cs-accent);
	display: block;
	margin-bottom: 6px;
}

.ts-case-studies-section .case-body h3 {
	font-size: 1.2rem;
	line-height: 1.35;
	font-weight: 600;
	color: var(--ts-cs-primary);
	margin: 0 0 8px;
}

.ts-case-studies-section .case-card p {
	margin: 0 0 12px;
	font-size: 0.95rem;
	color: var(--ts-cs-text);
	flex: 1;
}

.ts-case-studies-section .learn-more-link {
	display: inline-block;
	align-self: flex-start;
	color: var(--ts-cs-primary);
	font-weight: 700;
	font-size: 0.9rem;
	text-decoration: none;
	border-bottom: 2px solid var(--ts-cs-accent);
	padding-bottom: 2px;
	transition: color 0.2s ease;
}

.ts-case-studies-section .learn-more-link:hover,
.ts-case-studies-section .learn-more-link:focus { color: var(--ts-cs-accent); }

.ts-case-studies-section .ts-cs-footer {
	text-align: center;
	margin-top: 40px;
}

.ts-case-studies-section .download-button {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	background: transparent;
	color: var(--ts-cs-primary);
	padding: 10px 18px;
	font-size: 0.9rem;
	font-weight: 700;
	text-decoration: none;
	border-radius: var(--ts-cs-radius);
	border: 2px solid var(--ts-cs-primary);
	transition: background 0.2s ease, color 0.2s ease;
}

.ts-case-studies-section .download-button:hover,
.ts-case-studies-section .download-button:focus {
	background: var(--ts-cs-primary);
	color: #ffffff;
}

.ts-case-studies-section .ts-cs-empty {
	border: 2px dashed var(--ts-cs-border);
	border-radius: var(--ts-cs-radius);
	padding: 40px 20px;
	text-align: center;
	color: var(--ts-cs-text-light);
	font-style: italic;
	background: var(--ts-cs-bg-alt);
}

.ts-case-studies-section .screen-reader-text {
	position: absolute;
	width: 1px;
	height: 1px;
	overflow: hidden;
	clip: rect(1px, 1px, 1px, 1px);
	white-space: nowrap;
}

@media (max-width: 900px) {
	.ts-case-studies-section .ts-cs-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 768px) {
	.ts-case-studies-section .ts-cs-heading { font-size: 1.5rem; }
	.ts-case-studies-section .ts-cs-grid { grid-template-columns: 1fr; }
	.ts-case-studies-section .download-button { width: 100%; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
	.ts-case-studies-section .case-card { transition: none; }
	.ts-case-studies-section .case-card:hover,
	.ts-case-studies-section .case-card:focus-within { transform: none; }
}