body
{
	background-color: #f5f7fa;
}

*
{ margin: 0 0; padding: 0;}

.yicontainer
{
	display: flex;
	width: 90%;
	max-width: 980px;
	margin: 40px auto;
	margin-top: 0;
	margin-bottom: 5px;
	/*border-radius: 8px;*/
	overflow: hidden;
	box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
	
}

/* 左侧 Tab 栏 */
.left-tab
{
	width: 200px;
	background-color: #fff;
	border-right: 1px solid #e5e7eb;
}

.left-tab-item
{
	display: block;
	width: 100%;
	padding: 16px 20px;
	color: #333;
	text-decoration: none;
	text-align: left;
	cursor: pointer;
	transition: background-color 0.2s;
	font-size: 18px;
	font-family: sans-serif;
}

.left-tab-item.active
{
	background: #5c92ff;
	color: #fff;
}

.left-tab-item:hover
{
	color: #61d3e7;
}

/* 右侧内容区 */
.right-content
{
	flex: 1;
	background-color: #fff;
	flex-direction: column;
}

/* 顶部 Tab 栏 */
.top-tab
{
	display: flex;
	border-bottom: 1px solid #e5e7eb;
	
}

.top-tab-item
{
	padding: 14px 24px;
	color: #666;
	cursor: pointer;
	
	transition: color 0.2s, border-bottom 0.2s;
	font-size: 18px;
	font-family: sans-serif;
}

.top-tab-item.active
{
	color: #4096ff;
	border-bottom: 2px solid #4096ff;
}

.top-tab-item:hover
{
	color: #4096ff;
}

/* 内容面板 */
.content-panel
{
	flex: 1;
	padding: 24px;
	display: none;
}

.content-panel.active
{
	display: block;
}

/* 网格布局 */
.grid-container
{
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 20px;
}

/* 卡片样式 */
.card
{
	background-color: #f9fbff;
	border: 1px solid #e5e7eb;
	border-radius: 6px;
	padding: 24px;
	display: flex;
	flex-direction: column;
	align-items: center;
	text-align: center;
	transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover
{
	transform: translateY(-4px);
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.card-icon
{
	font-size: 32px;
	color: #4096ff;
	margin-bottom: 16px;
}

.card-title
{
	font-size: 16px;
	color: #333;
	font-weight: 500;
}

.card-desc
{
	font-size: 14px;
	color: #666;
	margin-top: 8px;
}