/**
 * Smart Cart Upsell — Frontend Styles
 * All selectors are scoped to .scu- prefix to avoid theme conflicts.
 * Colors and radii are driven by CSS custom properties set via wp_head.
 */

/* ==========================================================================
   Container & layout
   ========================================================================== */

.scu-upsell-container {
	box-sizing: border-box;
	width: 100%;
}

.scu-upsell-block {
	padding: 16px;
	border-top: 1px solid var(--scu-card-border, #e8e8e8);
	background: #fff;
	font-family: inherit;
	font-size: 14px;
	color: var(--scu-text-color, #333);
	box-sizing: border-box;
}

.scu-upsell-block + .scu-upsell-block {
	border-top: none;
}

/* ==========================================================================
   Shipping progress bar
   ========================================================================== */

.scu-shipping-bar {
	margin-bottom: 14px;
	padding: 10px 12px;
	background: #f7f7f7;
	border-radius: 6px;
	font-size: 13px;
}

.scu-shipping-bar__message {
	margin-bottom: 6px;
	font-weight: 500;
	color: #444;
	line-height: 1.4;
}

.scu-shipping-bar__message strong {
	color: var(--scu-shipping-bar, #2a9d5c);
}

.scu-shipping-bar__track {
	height: 6px;
	background: #e0e0e0;
	border-radius: 3px;
	overflow: hidden;
}

.scu-shipping-bar__fill {
	height: 100%;
	background: var(--scu-shipping-bar, #2a9d5c);
	border-radius: 3px;
	transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
	width: 0;
}

/* Achieved state */
.scu-shipping-bar--achieved {
	background: #e8f8ef;
	display: flex;
	align-items: center;
	gap: 8px;
}

.scu-shipping-bar--achieved .scu-shipping-bar__message {
	color: #1e7a42;
	font-weight: 600;
	margin-bottom: 0;
}

.scu-shipping-bar__icon {
	font-size: 16px;
	color: var(--scu-shipping-bar, #2a9d5c);
	font-weight: 700;
	flex-shrink: 0;
}

/* ==========================================================================
   Headline
   ========================================================================== */

.scu-products-header {
	margin-bottom: 10px;
}

.scu-headline {
	margin: 0 !important;
	padding: 0 !important;
	font-size: 13px !important;
	font-weight: 600 !important;
	text-transform: uppercase !important;
	letter-spacing: 0.04em !important;
	color: var(--scu-headline-color, #666) !important;
	border: none !important;
	background: none !important;
	line-height: 1.4 !important;
}

/* "Frequently Bought Together" variant */
.scu-upsell-block--fbt .scu-headline {
	color: var(--scu-text-color, #333) !important;
	font-size: 14px !important;
	font-weight: 700 !important;
	text-transform: none !important;
	letter-spacing: 0 !important;
}

/* ==========================================================================
   Product grid
   ========================================================================== */

.scu-products-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(140px, 200px));
	gap: 8px;
	list-style: none;
	margin: 0;
	padding: 0;
	justify-content: start;
}

.scu-product-card {
	background: var(--scu-card-bg, #fafafa);
	border: 1px solid var(--scu-card-border, #ececec);
	border-radius: var(--scu-card-radius, 8px);
	overflow: hidden;
	transition: box-shadow 0.2s ease, transform 0.2s ease;
	box-sizing: border-box;
	position: relative;
}

.scu-product-card:hover {
	box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
	transform: translateY(-1px);
}

/* ==========================================================================
   Product image
   ========================================================================== */

.scu-product-image {
	display: block;
	position: relative;
	overflow: hidden;
	line-height: 0;
	background: #f0f0f0;
	aspect-ratio: 1 / 1;
	max-height: 200px;
}

.scu-product-image img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.3s ease;
	display: block;
}

.scu-product-card:hover .scu-product-image img {
	transform: scale(1.04);
}

/* ==========================================================================
   Badges
   ========================================================================== */

.scu-badge {
	position: absolute;
	top: 6px;
	font-size: 10px;
	font-weight: 700;
	letter-spacing: 0.03em;
	text-transform: uppercase;
	padding: 2px 5px;
	border-radius: 3px;
	line-height: 1.4;
	pointer-events: none;
	z-index: 2;
}

.scu-badge--sale {
	left: 6px;
	background: var(--scu-badge-sale, #2a9d5c);
	color: #fff;
}

.scu-badge--urgency {
	right: 6px;
	background: var(--scu-badge-urgency, #e03e3e);
	color: #fff;
}

.scu-badge--sale + .scu-badge--urgency {
	top: 28px;
}

/* ==========================================================================
   Product info
   ========================================================================== */

.scu-product-info {
	padding: 8px;
}

.scu-product-name {
	display: block;
	font-size: 12px;
	font-weight: 600;
	color: var(--scu-text-color, #333);
	text-decoration: none;
	line-height: 1.3;
	margin-bottom: 4px;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.scu-product-name:hover {
	color: #000;
}

.scu-product-price {
	font-size: 13px;
	font-weight: 700;
	color: var(--scu-text-color, #333);
	margin-bottom: 8px;
	line-height: 1.3;
}

.scu-product-price del {
	color: #999;
	font-weight: 400;
}

.scu-product-price ins {
	text-decoration: none;
	color: var(--scu-price-sale, #e03e3e);
}

/* ==========================================================================
   Add to Cart button
   ========================================================================== */

.scu-add-to-cart {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 6px;
	width: 100%;
	padding: 7px 10px;
	font-size: 12px;
	font-weight: 600;
	font-family: inherit;
	color: #fff;
	background: var(--scu-accent, #333);
	border: none;
	border-radius: var(--scu-btn-radius, 5px);
	cursor: pointer;
	transition: background 0.2s ease, opacity 0.2s ease;
	line-height: 1.3;
	text-align: center;
	min-height: 34px;
	box-sizing: border-box;
}

.scu-add-to-cart:hover:not(:disabled) {
	background: var(--scu-accent-hover, #000);
}

.scu-add-to-cart:disabled {
	cursor: not-allowed;
	opacity: 0.7;
}

/* Loading spinner inside button */
.scu-btn-spinner {
	display: none;
	width: 12px;
	height: 12px;
	border: 2px solid rgba(255, 255, 255, 0.4);
	border-top-color: #fff;
	border-radius: 50%;
	animation: scu-spin 0.6s linear infinite;
	flex-shrink: 0;
}

.scu-add-to-cart.scu-adding .scu-btn-spinner {
	display: block;
}

/* Adding state */
.scu-add-to-cart.scu-adding {
	background: #555;
}

/* Added / success state */
.scu-add-to-cart.scu-added {
	background: #2a9d5c;
}

.scu-add-to-cart.scu-added::before {
	content: '\2713\0020';
}

/* ==========================================================================
   Card "added" removal animation
   ========================================================================== */

.scu-card--added {
	transition: opacity 0.3s ease;
	opacity: 0.5;
}

/* ==========================================================================
   Fade-in animation for the whole block
   ========================================================================== */

@keyframes scu-fade-in {
	from {
		opacity: 0;
		transform: translateY(6px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

.scu--fade-in {
	animation: scu-fade-in 0.35s ease forwards;
}

@keyframes scu-spin {
	to { transform: rotate(360deg); }
}

/* ==========================================================================
   Cart page anchor placeholders
   ========================================================================== */

.scu-anchor {
	display: none;
}

/* ==========================================================================
   "Frequently Bought Together" layout variant
   ========================================================================== */

.scu-upsell-block--fbt .scu-products-grid {
	display: flex;
	grid-template-columns: none;
	flex-wrap: nowrap;
	overflow-x: auto;
	-webkit-overflow-scrolling: touch;
	scroll-snap-type: x mandatory;
	gap: 10px;
	padding-bottom: 4px;
	justify-content: unset;
}

.scu-upsell-block--fbt .scu-product-card {
	flex: 0 0 150px;
	width: 150px;
	scroll-snap-align: start;
}

/* ==========================================================================
   Mobile — narrow drawers / small screens
   ========================================================================== */

@media screen and (max-width: 479px) {
	.scu-upsell-block {
		padding: 12px;
	}

	.scu-products-grid {
		grid-template-columns: 1fr;
	}

	.scu-upsell-block--fbt .scu-product-card {
		flex: 0 0 140px;
		width: 140px;
	}

	.scu-add-to-cart {
		font-size: 13px;
		padding: 9px 10px;
		min-height: 40px;
	}
}