/**
 * 产品列表页样式
 * Industrial/Technical风格设计
 */

/* ==================== 顶部导航条 ==================== */
.product-header {
	background: linear-gradient(135deg, #0a1628 0%, var(--primary-color) 40%, #1e3a5f 100%);
	position: relative;
	overflow: hidden;
}

/* 装饰性光效 */
.product-header::before {
	content: '';
	position: absolute;
	top: -30%;
	right: -10%;
	width: 60%;
	height: 160%;
	background: radial-gradient(ellipse at center, rgba(255, 255, 255, 0.08) 0%, transparent 60%);
	pointer-events: none;
}

.product-header::after {
	content: '';
	position: absolute;
	bottom: 0;
	left: 0;
	width: 100%;
	height: 4px;
	background: linear-gradient(90deg, var(--accent-color) 0%, var(--base-color) 25%, var(--accent-color) 50%, var(--base-color) 75%, var(--accent-color) 100%);
}

/* 对角装饰线 */
.product-header .decor-line {
	position: absolute;
	top: 50%;
	right: 15%;
	width: 120px;
	height: 1px;
	background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.15), transparent);
	transform: rotate(-15deg);
}

.product-header-nav {
	display: flex;
	align-items: center;
	justify-content: center;
	max-width: 1400px;
	margin: 0 auto;
	padding: 0.5rem 0;
	position: relative;
	z-index: 1;
}

.product-header-nav .nav-item {
	position: relative;
}

.product-header-nav .nav-item a {
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 1.5rem 2.5rem;
	color: rgba(255, 255, 255, 0.7);
	font-size: 1.125rem;
	font-weight: 500;
	text-decoration: none;
	transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
	position: relative;
	letter-spacing: 0.05em;
}

/* 导航项之间的分隔线 */
.product-header-nav .nav-item:not(:last-child)::after {
	content: '';
	position: absolute;
	right: 0;
	top: 50%;
	transform: translateY(-50%);
	width: 1px;
	height: 40%;
	background: rgba(255, 255, 255, 0.1);
}

/* 悬浮装饰块 */
.product-header-nav .nav-item a::before {
	content: '';
	position: absolute;
	inset: 0.5rem;
	background: rgba(255, 255, 255, 0);
	border-radius: 0.5rem;
	transition: all 0.4s ease;
	z-index: -1;
}

/* 底部高亮线 */
.product-header-nav .nav-item a .nav-indicator {
	position: absolute;
	bottom: 0;
	left: 50%;
	transform: translateX(-50%);
	width: 0;
	height: 4px;
	background: var(--accent-color);
	border-radius: 2px 2px 0 0;
	transition: width 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.product-header-nav .nav-item a:hover,
.product-header-nav .nav-item.active a {
	color: #fff;
}

.product-header-nav .nav-item a:hover::before {
	background: rgba(255, 255, 255, 0.08);
}

.product-header-nav .nav-item.active a::before {
	background: rgba(255, 255, 255, 0.12);
}

.product-header-nav .nav-item a:hover .nav-indicator,
.product-header-nav .nav-item.active a .nav-indicator {
	width: 50%;
}

/* ==================== 产品内容区域 ==================== */
.product-content {
	padding-top: 0;
}

.product-section {
	padding: 5rem var(--cbasta);
	position: relative;
	overflow: hidden;
}

.product-section:nth-child(odd) {
	background: #f8fafc;
}

.product-section:nth-child(even) {
	background: #fff;
}

/* 背景装饰 */
.product-section::before {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 1px;
	background: linear-gradient(90deg, transparent, rgba(0, 0, 0, 0.06), transparent);
}

/* 区块标题 */
.product-section .section-header {
	margin-bottom: 3rem;
	padding-bottom: 1.5rem;
	border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.product-section .section-label {
	font-size: 0.75rem;
	font-weight: 600;
	color: var(--primary-color);
	text-transform: uppercase;
	letter-spacing: 0.2em;
	position: relative;
	padding-left: 1rem;
}

.product-section .section-label::before {
	content: '';
	position: absolute;
	left: 0;
	top: 50%;
	transform: translateY(-50%);
	width: 4px;
	height: 100%;
	background: var(--primary-color);
	border-radius: 2px;
}

.product-section .section-title {
	font-family: "Noto Sans SC", sans-serif;
	font-size: 2rem;
	font-weight: 700;
	color: var(--text-primary);
	line-height: 1.2;
	margin: 0;
}

/* 容器 */
.product-section .container {
	max-width: 1400px;
	margin: 0 auto;
}

/* ==================== Tab选择器 ==================== */
.product-tabs-selector {
	display: flex;
	flex-wrap: wrap;
	gap: 0.75rem;
	margin-bottom: 2.5rem;
}

.product-tabs-selector .tab-btn {
	padding: 0.875rem 1.75rem;
	background: #fff;
	border: 1px solid rgba(0, 0, 0, 0.1);
	border-radius: 0;
	font-size: 0.9375rem;
	font-weight: 500;
	color: var(--text-secondary);
	cursor: pointer;
	position: relative;
	overflow: hidden;
	clip-path: polygon(10px 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
	transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.product-tabs-selector .tab-btn::before {
	content: '';
	position: absolute;
	inset: 0;
	background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
	opacity: 0;
	transition: opacity 0.4s ease;
}

.product-tabs-selector .tab-btn span {
	position: relative;
	z-index: 1;
}

.product-tabs-selector .tab-btn:hover {
	border-color: var(--primary-color);
	color: #fff;
}

.product-tabs-selector .tab-btn:hover::before {
	opacity: 1;
}

.product-tabs-selector .tab-btn.active {
	border-color: var(--primary-color);
	color: #fff;
	box-shadow: 0 4px 15px rgba(44, 48, 129, 0.3);
}

.product-tabs-selector .tab-btn.active::before {
	opacity: 1;
}

/* ==================== 产品详情面板 ==================== */
.product-panels {
	position: relative;
}

.product-detail-panel {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	opacity: 0;
	visibility: hidden;
	transform: translateY(20px);
	transition: opacity 0.5s ease, transform 0.5s ease, visibility 0s 0.5s;
}

.product-detail-panel.active {
	position: relative;
	opacity: 1;
	visibility: visible;
	transform: translateY(0);
	transition: opacity 0.5s ease, transform 0.5s ease, visibility 0s 0s;
}

.product-detail-panel .panel-body {
	display: grid;
	grid-template-columns: 1fr 1.4fr;
	gap: 0;
	background: #fff;
	border-radius: 1.25rem;
	overflow: hidden;
	box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
	position: relative;
}

/* 装饰角标 */
.product-detail-panel .panel-body::before {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	width: 100px;
	height: 100px;
	background: linear-gradient(135deg, rgba(44, 48, 129, 0.05) 0%, transparent 50%);
	pointer-events: none;
}

.product-detail-panel .panel-body::after {
	content: '';
	position: absolute;
	bottom: 0;
	right: 0;
	width: 150px;
	height: 150px;
	background: linear-gradient(-135deg, rgba(44, 48, 129, 0.03) 0%, transparent 50%);
	pointer-events: none;
}

/* 图片区域 */
.product-detail-panel .panel-image {
	position: relative;
	background: linear-gradient(180deg, #f5f7fa 0%, #eef2f7 100%);
	min-height: 380px;
	display: flex;
	align-items: center;
	justify-content: center;
}

.product-detail-panel .panel-image::after {
	content: '';
	position: absolute;
	bottom: 0;
	left: 0;
	width: 100%;
	height: 4px;
	background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
}

.product-detail-panel .panel-image img {
	max-width: 90%;
	max-height: 90%;
	object-fit: contain;
	transition: transform 0.5s ease;
}

.product-detail-panel:hover .panel-image img {
	transform: scale(1.03);
}

/* 内容区域 */
.product-detail-panel .panel-content {
	padding: 2.5rem 3rem;
	display: flex;
	flex-direction: column;
	justify-content: center;
	position: relative;
}

.product-detail-panel .panel-content::before {
	content: '';
	position: absolute;
	top: 2rem;
	bottom: 2rem;
	left: 0;
	width: 1px;
	background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.06), transparent);
}

.product-detail-panel .content-title {
	font-family: "Noto Sans SC", sans-serif;
	font-size: 1.625rem;
	font-weight: 600;
	color: var(--text-primary);
	margin: 0 0 1.25rem;
	padding-bottom: 1rem;
	border-bottom: 2px solid rgba(0, 0, 0, 0.04);
	position: relative;
}

.product-detail-panel .content-title::after {
	content: '';
	position: absolute;
	bottom: -2px;
	left: 0;
	width: 60px;
	height: 2px;
	background: var(--primary-color);
}

.product-detail-panel .content-text {
	font-size: 1rem;
	color: var(--text-secondary);
	line-height: 1.9;
}

.product-detail-panel .content-text p {
	margin-bottom: 1rem;
}

.product-detail-panel .content-text p:last-child {
	margin-bottom: 0;
}

.product-detail-panel .content-text ul,
.product-detail-panel .content-text ol {
	padding-left: 1.25rem;
	margin-bottom: 1rem;
}

.product-detail-panel .content-text li {
	margin-bottom: 0.5rem;
}

/* ==================== 单篇类型布局 ==================== */
.product-detail-panel .panel-content[style*="order: -1"] ~ .panel-image {
	border-right: 1px solid rgba(0, 0, 0, 0.04);
}

.product-detail-panel .panel-content[style*="order: -1"]::before {
	display: none;
}

/* ==================== 响应式 ==================== */
@media (max-width: 1100px) {
	.product-header {
	}

	.product-header-nav .nav-item a {
		padding: 1.25rem 2rem;
		font-size: 1rem;
	}

	.product-header-nav .nav-item:not(:last-child)::after {
		height: 30%;
	}

	.product-section {
		padding: 4rem var(--cbasta);
	}

	.product-detail-panel .panel-body {
		grid-template-columns: 1fr;
	}

	.product-detail-panel .panel-image {
		min-height: 300px;
	}

	.product-detail-panel .panel-content {
		padding: 2rem;
	}

	.product-detail-panel .panel-content::before {
		display: none;
	}
}

@media (max-width: 768px) {
	.product-header {
		min-height: 60px;
	}

	.product-header .decor-line {
		display: none;
	}

	.product-header-nav {
		overflow-x: auto;
		justify-content: flex-start;
		-webkit-overflow-scrolling: touch;
		padding: 0;
	}

	.product-header-nav::-webkit-scrollbar {
		display: none;
	}

	.product-header-nav .nav-item:not(:last-child)::after {
		display: none;
	}

	.product-header-nav .nav-item a {
		padding: 1rem 1.5rem;
		font-size: 0.9375rem;
		white-space: nowrap;
		min-height: 60px;
	}

	.product-header-nav .nav-item a::before {
		display: none;
	}

	.product-section {
		padding: 2.5rem var(--cbasta);
	}

	.product-section .section-header {
		margin-bottom: 2rem;
		padding-bottom: 1rem;
	}

	.product-section .section-title {
		font-size: 1.5rem;
	}

	.product-tabs-selector {
		gap: 0.5rem;
	}

	.product-tabs-selector .tab-btn {
		padding: 0.75rem 1.25rem;
		font-size: 0.875rem;
		clip-path: polygon(6px 0, 100% 0, calc(100% - 6px) 100%, 0 100%);
	}
t	.product-tabs-selector .tab-btn::after {			background:				linear-gradient(to right top, transparent 49.5%, rgba(0, 0, 0, 0.18) 49.5%, rgba(0, 0, 0, 0.18) 50.5%, transparent 50.5%) left/6px 100% no-repeat,				linear-gradient(to left bottom, transparent 49.5%, rgba(0, 0, 0, 0.18) 49.5%, rgba(0, 0, 0, 0.18) 50.5%, transparent 50.5%) right/6px 100% no-repeat;		}
		.product-tabs-selector .tab-btn:hover::after,		.product-tabs-selector .tab-btn.active::after {			background:				linear-gradient(to right top, transparent 49.5%, rgba(255, 255, 255, 0.3) 49.5%, rgba(255, 255, 255, 0.3) 50.5%, transparent 50.5%) left/6px 100% no-repeat,				linear-gradient(to left bottom, transparent 49.5%, rgba(255, 255, 255, 0.3) 49.5%, rgba(255, 255, 255, 0.3) 50.5%, transparent 50.5%) right/6px 100% no-repeat;		}

	.product-detail-panel .panel-body {
		border-radius: 1rem;
	}

	.product-detail-panel .panel-image {
		min-height: 220px;
	}

	.product-detail-panel .content-title {
		font-size: 1.25rem;
	}

	.product-detail-panel .content-text {
		font-size: 0.9375rem;
		line-height: 1.8;
	}
}