/**
 * Frontend Single Product Styles
 * 
 * Styles specific to single product pages
 * 
 * @package FS_Product_Catalog
 */

/* Single Product Layout with Sidebar */
.fs-product-single-layout {
	display: grid;
	grid-template-columns: var(--fs-sidebar-width) 1fr;
	gap: var(--fs-gap-lg);
	align-items: start;
}

.fs-product-single-layout.sidebar-right {
	grid-template-columns: 1fr var(--fs-sidebar-width);
}

.fs-product-single-layout.sidebar-right .fs-product-single-sidebar {
	order: 2;
}

/* Single Product Sidebar */
.fs-product-single-sidebar {
	position: sticky;
	top: 20px;
}

.fs-sidebar-wrap {
	background: var(--fs-bg);
	border: 1px solid var(--fs-border);
	border-radius: var(--fs-border-radius);
	overflow: hidden;
}

.fs-sidebar-section {
	padding: var(--fs-gap-sm);
	border-bottom: 1px solid var(--fs-border-light);
}

.fs-sidebar-section:last-child {
	border-bottom: none;
}

.fs-sidebar-title {
	font-size: var(--fs-font-size);
	margin: 0 0 var(--fs-gap-sm);
	color: var(--fs-text);
}

/* Sidebar Search */
.fs-sidebar-search-form {
	display: flex;
	gap: 0.5rem;
}

.fs-sidebar-search-input {
	flex: 1;
	padding: 0.5rem;
	border: 1px solid var(--fs-border);
	border-radius: var(--fs-border-radius);
	font-size: var(--fs-font-size-sm);
}

.fs-sidebar-search-button {
	background: var(--fs-primary);
	color: var(--fs-bg);
	border: none;
	padding: 0.5rem 1rem;
	border-radius: var(--fs-border-radius);
	cursor: pointer;
	transition: background var(--fs-transition-fast);
	display: flex;
	align-items: center;
	justify-content: center;
}

.fs-sidebar-search-button:hover {
	background: var(--fs-primary-hover);
}

.fs-sidebar-search-button .dashicons {
	font-size: 18px;
	width: 18px;
	height: 18px;
}

/* Sidebar Lists */
.fs-sidebar-list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
}

.fs-sidebar-list-item {
	margin: 0;
}

.fs-sidebar-link {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 0.5rem;
	color: var(--fs-text);
	text-decoration: none;
	border-radius: var(--fs-border-radius);
	transition: all var(--fs-transition-fast);
	font-size: var(--fs-font-size-sm);
}

.fs-sidebar-link:hover {
	background: var(--fs-bg-alt);
	color: var(--fs-primary);
}

.fs-sidebar-count {
	color: var(--fs-text-lighter);
	font-size: var(--fs-font-size-sm);
}

/* Sidebar Tags */
.fs-sidebar-tags-list {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
}

.fs-sidebar-tag {
	display: inline-block;
	padding: 0.25rem 0.75rem;
	background: var(--fs-bg-alt);
	border: 1px solid var(--fs-border);
	border-radius: 20px;
	font-size: var(--fs-font-size-sm);
	color: var(--fs-text);
	text-decoration: none;
	transition: all var(--fs-transition-fast);
}

.fs-sidebar-tag:hover {
	background: var(--fs-primary);
	color: var(--fs-bg);
	border-color: var(--fs-primary);
}

/* Product Header */
.fs-product-header {
	margin-bottom: var(--fs-gap);
}

.fs-product-title {
	font-size: var(--fs-h2);
	margin: 0 0 var(--fs-gap-sm);
	color: var(--fs-text);
	line-height: var(--fs-line-height-tight);
}

.fs-product-meta {
	display: flex;
	flex-wrap: wrap;
	gap: var(--fs-gap-sm);
	font-size: var(--fs-font-size-sm);
}

.fs-product-meta-item {
	display: flex;
	align-items: center;
	gap: 0.5rem;
}

.fs-meta-label {
	font-weight: 600;
	color: var(--fs-text-light);
}

.fs-meta-value a {
	color: var(--fs-primary);
	text-decoration: none;
	transition: color var(--fs-transition-fast);
}

.fs-meta-value a:hover {
	color: var(--fs-primary-hover);
}

/* Product Content */
.fs-product-content {
	margin-bottom: var(--fs-gap);
	line-height: var(--fs-line-height);
	color: var(--fs-text);
}

/* Product Main (Image + Info) */
.fs-product-main {
	margin-bottom: var(--fs-gap-lg);
}

.fs-product-main-inner {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: var(--fs-gap-lg);
}

/* Product Images */
.fs-product-images {
	position: relative;
}

.fs-product-gallery {
	display: flex;
	flex-direction: column;
	gap: var(--fs-gap-sm);
}

.fs-gallery-main {
	position: relative;
	background: var(--fs-bg-alt);
	border-radius: var(--fs-border-radius);
	overflow: hidden;
	cursor: pointer;
}

.fs-gallery-main-image {
	width: 100%;
	height: auto;
	display: block;
	transition: transform var(--fs-transition);
}

.fs-gallery-main:hover .fs-gallery-main-image {
	transform: scale(1.05);
}

.fs-gallery-thumbnails {
	display: flex;
	gap: var(--fs-gap-sm);
	flex-wrap: wrap;
}

.fs-gallery-thumbnail {
	width: 80px;
	height: 80px;
	border: 2px solid var(--fs-border);
	border-radius: var(--fs-border-radius);
	overflow: hidden;
	cursor: pointer;
	background: var(--fs-bg);
	padding: 0;
	transition: border-color var(--fs-transition-fast);
}

.fs-gallery-thumbnail:hover,
.fs-gallery-thumbnail.active {
	border-color: var(--fs-primary);
}

.fs-thumbnail-image {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}

.fs-product-no-image,
.fs-card-no-image {
	background: var(--fs-bg-alt);
	border-radius: var(--fs-border-radius);
	display: flex;
	align-items: center;
	justify-content: center;
	min-height: 300px;
}

.fs-no-image-placeholder {
	font-size: var(--fs-font-size-4xl);
	color: var(--fs-border);
}

/* Lightbox */
.fs-lightbox {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	z-index: 9999;
	display: flex;
	align-items: center;
	justify-content: center;
}

.fs-lightbox-overlay {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background: rgba(0, 0, 0, 0.9);
}

.fs-lightbox-content {
	position: relative;
	max-width: 90vw;
	max-height: 90vh;
	z-index: 1;
}

.fs-lightbox-close,
.fs-lightbox-prev,
.fs-lightbox-next {
	position: absolute;
	background: rgba(255, 255, 255, 0.9);
	border: none;
	width: 50px;
	height: 50px;
	border-radius: 50%;
	cursor: pointer;
	font-size: var(--fs-h2);
	line-height: 1;
	display: flex;
	align-items: center;
	justify-content: center;
	transition: background var(--fs-transition-fast);
	color: var(--fs-text);
}

.fs-lightbox-close:hover,
.fs-lightbox-prev:hover,
.fs-lightbox-next:hover {
	background: var(--fs-bg);
}

.fs-lightbox-close {
	top: 20px;
	right: 20px;
}

.fs-lightbox-prev {
	left: 20px;
	top: 50%;
	transform: translateY(-50%);
}

.fs-lightbox-next {
	right: 20px;
	top: 50%;
	transform: translateY(-50%);
}

.fs-lightbox-image-wrap {
	display: flex;
	align-items: center;
	justify-content: center;
}

.fs-lightbox-image {
	max-width: 100%;
	max-height: 90vh;
	display: block;
}

.fs-lightbox-counter {
	position: absolute;
	bottom: 20px;
	left: 50%;
	transform: translateX(-50%);
	background: rgba(255, 255, 255, 0.9);
	padding: 0.5rem 1rem;
	border-radius: var(--fs-border-radius);
	font-size: var(--fs-font-size-sm);
}

/* Product Info */
.fs-product-info {
	background: var(--fs-bg-alt);
	padding: var(--fs-gap);
	border-radius: var(--fs-border-radius);
}

.fs-product-info-title {
	font-size: var(--fs-h3);
	margin: 0 0 var(--fs-gap);
	color: var(--fs-text);
}

.fs-product-info-items {
	display: flex;
	flex-direction: column;
	gap: var(--fs-gap);
}

.fs-product-info-item {
	padding-bottom: var(--fs-gap);
	border-bottom: 1px solid var(--fs-border-light);
}

.fs-product-info-item:last-child {
	padding-bottom: 0;
	border-bottom: none;
}

.fs-info-item-title {
	font-size: var(--fs-h6);
	margin: 0 0 0.5rem;
	color: var(--fs-text);
}

.fs-info-item-content {
	color: var(--fs-text-light);
	line-height: var(--fs-line-height);
}

/* Product Specifications */
.fs-product-specifications {
	margin-top: var(--fs-gap-lg);
}

.fs-product-specs-title {
	font-size: var(--fs-h2);
	margin: 0 0 var(--fs-gap);
	color: var(--fs-text);
}

.fs-specs-tabs-nav {
	display: flex;
	gap: 0.5rem;
	border-bottom: 2px solid var(--fs-border);
	margin-bottom: var(--fs-gap);
	flex-wrap: wrap;
}

.fs-specs-tab-button {
	background: none;
	border: none;
	padding: 0.75rem 1.5rem;
	font-size: var(--fs-font-size);
	color: var(--fs-text-light);
	cursor: pointer;
	border-bottom: 2px solid transparent;
	margin-bottom: -2px;
	transition: all var(--fs-transition-fast);
	font-weight: 500;
}

.fs-specs-tab-button:hover {
	color: var(--fs-primary);
}

.fs-specs-tab-button.active {
	color: var(--fs-primary);
	border-bottom-color: var(--fs-primary);
}

.fs-specs-tab-panel {
	display: none;
}

.fs-specs-tab-panel.active {
	display: block;
}

.fs-spec-content {
	line-height: var(--fs-line-height);
	color: var(--fs-text);
}

/* Responsive */
@media (max-width: 992px) {
	.fs-product-single-layout {
		grid-template-columns: 1fr;
	}
	
	.fs-product-single-sidebar {
		position: relative;
		top: 0;
		margin-bottom: var(--fs-gap);
	}
	
	.fs-product-main-inner {
		grid-template-columns: 1fr;
		gap: var(--fs-gap);
	}
}

@media (max-width: 768px) {
	.fs-product-info {
		padding: var(--fs-gap-sm);
	}
	
	.fs-specs-tab-button {
		padding: 0.5rem 1rem;
		font-size: var(--fs-font-size-sm);
	}
	
	.fs-lightbox-close,
	.fs-lightbox-prev,
	.fs-lightbox-next {
		width: 40px;
		height: 40px;
		font-size: var(--fs-h3);
	}
}

@media (max-width: 576px) {
	.fs-gallery-thumbnail {
		width: 60px;
		height: 60px;
	}
	
	.fs-specs-tabs-nav {
		flex-direction: column;
		gap: 0;
		border-bottom: none;
	}
	
	.fs-specs-tab-button {
		text-align: left;
		border-bottom: 1px solid var(--fs-border);
		margin-bottom: 0;
		padding: 1rem;
	}
	
	.fs-specs-tab-button.active {
		background: var(--fs-bg-alt);
	}
}