/**
 * Frontend Styles for B2BMB Sponsors Grid
 *
 * @package B2BMB_Sponsors
 */

/* Sponsor Grid Container */
.b2bmb-sponsor-grid {
	display: grid;
	gap: 2rem;
	padding: 2rem 0;
	list-style: none;
	margin: 0;
}

/* Column Configurations */
.b2bmb-sponsor-grid[data-columns="2"] {
	grid-template-columns: repeat(2, 1fr);
}

.b2bmb-sponsor-grid[data-columns="3"] {
	grid-template-columns: repeat(3, 1fr);
}

.b2bmb-sponsor-grid[data-columns="4"] {
	grid-template-columns: repeat(4, 1fr);
}

.b2bmb-sponsor-grid[data-columns="5"] {
	grid-template-columns: repeat(5, 1fr);
}

.b2bmb-sponsor-grid[data-columns="6"] {
	grid-template-columns: repeat(6, 1fr);
}

/* Grid Item */
.sponsor-grid-item {
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 1.5rem;
	background: #f9f9f9;
	border-radius: 8px;
	text-decoration: none;
	transition: all 0.3s ease;
	min-height: 120px;
}

.sponsor-grid-item:hover {
	background: #fff;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
	transform: translateY(-2px);
}

.sponsor-grid-item:focus {
	outline: 2px solid #0073aa;
	outline-offset: 2px;
}

.sponsor-grid-item:active {
	transform: translateY(0);
}

/* Logo Styling - ONLY for grid items */
.sponsor-grid-item .sponsor-logo {
	width: 100%;
	height: auto;
	max-width: 200px;
	max-height: 120px;
	object-fit: contain;
	display: block;

	/* Desaturated & translucent by default */
	filter: grayscale(100%) opacity(0.6);
	transition: filter 0.3s ease;
}

.sponsor-grid-item:hover .sponsor-logo,
.sponsor-grid-item:focus .sponsor-logo {
	/* Full color on hover/focus */
	filter: grayscale(0%) opacity(1);
}

/* Empty State */
.b2bmb-sponsor-grid-empty {
	padding: 3rem;
	text-align: center;
	color: #646970;
	background: #f6f7f7;
	border-radius: 8px;
	border: 2px dashed #c3c4c7;
}

.b2bmb-sponsor-grid-empty p {
	margin: 0;
	font-size: 14px;
}

/* Responsive Breakpoints */

/* Tablet - Max 3 columns for 4, 5, 6 column layouts */
@media (max-width: 1024px) {
	.b2bmb-sponsor-grid[data-columns="4"],
	.b2bmb-sponsor-grid[data-columns="5"],
	.b2bmb-sponsor-grid[data-columns="6"] {
		grid-template-columns: repeat(3, 1fr);
	}
}

/* Mobile - 2 columns */
@media (max-width: 768px) {
	.b2bmb-sponsor-grid {
		grid-template-columns: repeat(2, 1fr) !important;
		gap: 1.5rem;
		padding: 1.5rem 0;
	}

	.sponsor-grid-item {
		padding: 1rem;
		min-height: 100px;
	}

	.sponsor-logo {
		max-width: 150px;
		max-height: 100px;
	}
}

/* Small Mobile - 1 column */
@media (max-width: 480px) {
	.b2bmb-sponsor-grid {
		grid-template-columns: 1fr !important;
		gap: 1rem;
	}

	.sponsor-grid-item {
		padding: 1.25rem;
		min-height: 120px;
	}

	.sponsor-logo {
		max-width: 180px;
		max-height: 110px;
	}
}

/* Print Styles */
@media print {
	.b2bmb-sponsor-grid {
		display: grid;
		grid-template-columns: repeat(3, 1fr);
		gap: 1rem;
	}

	.sponsor-grid-item {
		background: #fff;
		box-shadow: none;
		border: 1px solid #ddd;
		break-inside: avoid;
	}

	.sponsor-logo {
		filter: none;
	}
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
	.sponsor-grid-item,
	.sponsor-logo {
		transition: none;
	}

	.sponsor-grid-item:hover {
		transform: none;
	}
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
	.sponsor-grid-item {
		border: 2px solid currentColor;
		background: #fff;
	}

	.sponsor-grid-item:hover {
		border-width: 3px;
	}

	.sponsor-logo {
		filter: none;
	}
}