.banner-image::before {
	position:absolute;
	content:"";
	width:100%;
	height:100%;
	left:0;
	top:0;
	background:-webkit-gradient(linear,left top,left bottom,color-stop(80%,transparent),to(rgba(0,0,0,.5)));
	background:-webkit-linear-gradient(top,transparent 80%,rgba(0,0,0,.8) 100%);
	background:-o-linear-gradient(top,transparent 80%,rgba(0,0,0,.8) 100%);
	background:linear-gradient(to bottom,transparent 20%,rgba(0,0,0,.8) 100%);
	-o-transition:all 0.4s ease;
	transition:all 0.4s ease;
	-webkit-transition:all 0.4s ease;
	-moz-transition:all 0.4s ease;
	-ms-transition:all 0.4s ease;
}
.banner-image img {
	width:100%;
	display:block;
	object-fit:cover;
}
:root {
	--primary-color:#93b3fc;
	--secondary-color:#e6f7ff;
	--text-color:#333;
	--card-hover:#f0f7ff;
	--border-radius:12px;
	--shadow:0 4px 12px rgba(0,0,0,0.08);
	--section-gap:60px;
	/* 统一栏目间距 */
      --mobile-padding:15px;
	/* 移动端左右间距 */
}
body {
	margin:0;
	padding:0;
	color:#333;
	line-height:1.6;
}
.container {
	max-width:1600px;
	margin:0 auto;
	padding:0 var(--mobile-padding);
	/* 移动端左右间距 */
}
h2,h3 {
	margin:0;
	font-weight:600;
}
/* 主要内容布局 */
    .main-content {
	display:grid;
	grid-template-columns:2fr 3fr;
	gap:30px;
	margin-bottom:var(--section-gap);
	padding-top:30px;
}
.text-content,.image-container {
	background-color:white;
	padding:30px;
	border-radius:20px;
	box-shadow:0 10px 30px rgba(0,0,0,0.05);
	display:flex;
	flex-direction:column;
	height:100%;
	box-sizing:border-box;
}
.image-container {
	padding:0;
	overflow:hidden;
	min-height:400px;
}
img {
	width:100%;
	height:100%;
	object-fit:cover;
	border-radius:20px;
	transition:transform 0.5s ease;
}
img:hover {
	transform:scale(1.03);
}
p {
	line-height:1.8;
	margin-bottom:25px;
	color:#555;
	font-size:1.3rem
}
/* 功能特点区域 */
    .features {
	display:flex;
	flex-wrap:wrap;
	gap:15px;
	margin-top:20px;
	flex-grow:1;
	justify-content:center;
	/* 水平居中 */
}
.feature {
	background-color:#f5f7fa;
	color:#333;
	padding:20px 15px;
	border-radius:10px;
	box-shadow:0 3px 6px rgba(0,0,0,0.05);
	transition:all 0.3s ease;
	text-align:center;
	border:1px solid #eee;
	flex:1 0 calc(33.333% - 15px);
	min-width:140px;
	box-sizing:border-box;
	display:flex;
	/* 新增：使用flex布局 */
      flex-direction:column;
	/* 垂直排列 */
      justify-content:center;
	/* 垂直居中 */
      align-items:center;
	/* 水平居中 */
      min-height:100px;
	/* 确保最小高度 */
}
.feature:hover {
	box-shadow:0 6px 12px rgba(147,179,252,0.3);
	transform:translateY(-3px);
	border-color:#93b3fc;
	background-color:#f0f5ff;
}
.feature-title {
	color:#222;
	font-size:1.4rem;
	line-height:1.4;
	/* 优化行高 */
}
/* 章节样式 */
    .section {
	width:100%;
	margin-bottom:var(--section-gap);
	background-color:white;
	border-radius:var(--border-radius);
	box-shadow:var(--shadow);
	overflow:hidden;
	transition:transform 0.3s ease,box-shadow 0.3s ease;
}
.section:hover {
	transform:translateY(-5px);
	box-shadow:0 8px 24px rgba(0,0,0,0.12);
}
.section-header {
	background-color:var(--primary-color);
	color:white;
	padding:1.2rem 2rem;
	font-size:1.75rem;
	text-align:center;
}
.content-wrapper {
	padding:2rem;
}
.diagram {
	text-align:center;
	padding:10px 0;
}
.diagram img {
	max-width:100%;
	height:auto;
	border-radius:var(--border-radius);
	box-shadow:0 2px 8px rgba(0,0,0,0.08);
}
/* 应用场景网格 */
    .scenes-grid {
	display:grid;
	grid-template-columns:repeat(4,1fr);
	gap:25px;
	grid-auto-flow:dense;
	padding:0;
	margin:0;
}
.scene-card {
	background-color:var(--secondary-color);
	border-radius:var(--border-radius);
	overflow:hidden;
	transition:all 0.3s ease;
	cursor:pointer;
	list-style:none;
	display:flex;
	flex-direction:column;
	height:100%;
}
.scene-card:hover {
	background-color:var(--card-hover);
	transform:translateY(-4px);
}
.scene-image {
	position:relative;
	width:100%;
	height:300px;
	overflow:hidden;
}
.scene-image img {
	position:absolute;
	top:0;
	left:0;
	width:100%;
	height:100%;
	object-fit:cover;
	transition:transform 0.5s ease;
}
.scene-card:hover img {
	transform:scale(1.03);
}
.scene-info {
	padding:1.2rem;
	text-align:center;
	flex-grow:1;
	display:flex;
	flex-direction:column;
	justify-content:center;
}
.scene-title {
	font-size:1.25rem;
	font-weight:600;
	color:var(--text-color);
}
/* 产品信息卡片 */
    .product-card {
	position:relative;
	margin-bottom:var(--section-gap);
}
.product-image {
	width:100%;
	height:auto;
	border-radius:20px;
	overflow:hidden;
}
.product-info {
	position:absolute;
	top:15%;
	left:5%;
	background-color:rgba(255,255,255,0.85);
	padding:25px;
	border-radius:15px;
	max-width:400px;
	box-shadow:0 4px 20px rgba(0,0,0,0.1);
}
.product-info h2 {
	font-size:1.75rem;
	margin-bottom:15px;
	color:#333;
}
/* 响应式表格 */
    .specs-table {
	width:100%;
	border-collapse:collapse;
}
.specs-table th,.specs-table td {
	padding:12px 15px;
	text-align:left;
	border-bottom:1px solid #e0e0e0;
}
.specs-table th {
	font-weight:600;
	color:#555;
	background-color:#f8f9fa;
}
/* 响应式调整 */
    @media (max-width:1200px) {
	.scenes-grid {
	grid-template-columns:repeat(2,1fr);
}
}@media (max-width:1024px) {
	.main-content {
	grid-template-columns:1fr;
}
.image-container {
	min-height:300px;
}
.product-info {
	position:static;
	max-width:100%;
	margin-top:20px;
}
}@media (max-width:768px) {
	:root {
	--section-gap:40px;
}
.main-content {
	padding-top:20px;
}
.features {
	gap:12px;
}
.feature {
	flex:1 0 calc(50% - 12px);
}
.scenes-grid {
	grid-template-columns:1fr;
	gap:20px;
}
.section-header {
	font-size:1.5rem;
	padding:1rem 1.5rem;
}
.content-wrapper {
	padding:1.5rem;
}
.scene-image {
	height:250px;
}
}@media (max-width:480px) {
	.feature {
	flex:1 0 100%;
	/* 一排显示一个 */
        min-height:80px;
	/* 减小移动端最小高度 */
}
.text-content,.image-container {
	padding:20px;
}
.product-info {
	padding:20px;
}
}