body {
	background: linear-gradient(180deg, #0080ff 0%, #0080ff 50%, #0080ff 100%);
}
.hide{
	display: none!important;
}
.relative{
	position: relative;
}
.absolute{
	position: absolute;
}
.font-color-gray{
	color: #999;
}
.visi-hiden{
	visibility: hidden;
}
.border-gray{
	border: 1px solid #eee;
}
.align-center {
	text-align: center;
}
/*banner*/
.main-area{
	padding-top: 40px;
	margin-bottom: 588px;
	background: linear-gradient(180deg, #0080ff 0%, #0080ff 50%, #0080ff 100%);
}
.act-banner {
	position: relative;
	text-align: center;
	height: 360px;
	background: url(img/index/act_banner.jpg) no-repeat center;
}
.main-title,
.main-title-desc{
	color: #fff;
	position: absolute;
	left: 50%;
	-webkit-transform: translateX(-50%);
	-moz-transform: translateX(-50%);
	-ms-transform: translateX(-50%);
	-o-transform: translateX(-50%);
	transform: translateX(-50%);
}

.main-tabs{
	border: 1px solid #ddd;
	background: #fff;
	-webkit-border-radius: 3px;
	-moz-border-radius: 3px;
	border-radius: 3px;
	display: inline-block;
	margin-bottom: 24px;
	width: 600px;
}
.tab-item{
	width: 33.33333333333%;
	height: 38px;
	float: left;
	text-align: center;
	line-height: 38px;
	color: #333;
	display: inline-block;
	cursor: pointer;
}
.tab-item-border{
	border-left: 1px solid #ddd;
	border-right: 1px solid #ddd;
}
.tab-item.tab-active{
	color: #fff;
	background: #00aaff;
}   
.main-title{
	top: 175px;
	font-size: 40px;
	font-weight: normal;
}
.main-title-desc{
	top: 240px;
	font-size: 18px;
	font-weight: normal;
}
.banner-item{
	width: 100%;
	max-width: 1200px;
	height: auto;
	aspect-ratio: 2 / 1;
	display: block;
	background: #fff;
	margin: 0 auto 42px;
	position: relative;
	border-radius: 8px;
	overflow: hidden;
	box-shadow: 0 0 30px rgba(0, 128, 255, 0.3), 
	            0 0 60px rgba(0, 128, 255, 0.2),
	            0 0 90px rgba(0, 128, 255, 0.1);
}

.banner-item::before {
	content: '';
	position: absolute;
	top: -2px;
	left: -2px;
	right: -2px;
	bottom: -2px;
	background: linear-gradient(180deg, #0080ff 0%, #0080ff 50%, #0080ff 100%);
	border-radius: 10px;
	z-index: -1;
	filter: blur(15px);
	opacity: 0.6;
}

.banner-item:hover{
	box-shadow: 0 0 40px rgba(0, 128, 255, 0.4), 
	            0 0 80px rgba(0, 128, 255, 0.3),
	            0 0 120px rgba(0, 128, 255, 0.2);
}
.banner-img-area{
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
	/*background: #f0f;*/
}
.img-box,
.a-img-box{
	width: 100%;
	height: 100%;
	display: block;
	overflow: hidden;
	position: relative;
}
.img-box img,
.a-img-box img{
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
}

/* 覆盖在图片上的时间和按钮 */
.banner-overlay {
	position: absolute;
	bottom: 40px;
	left: 50%;
	transform: translateX(-50%);
	display: flex;
	justify-content: center;
	align-items: center;
}

/* 活动信息卡片 */
.activity-info-card {
	width: 358px;
	height: 128px;
	background: rgba(255, 255, 255, 0.95);
	border-radius: 8px;
	padding: 16px 20px;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	backdrop-filter: blur(10px);
}

.banner-time-info {
	flex: 1;
	display: flex;
	flex-direction: column;
	justify-content: center;
	margin-top: 12px;
	text-align: center;
}

.banner-time-info .desc-text {
	color: #333;
	font-size: 14px;
	margin-bottom: 6px;
	line-height: 1.5;
	text-align: center;
}

.banner-time-info .desc-text:last-child {
	margin-bottom: 0;
}

.operate-area-overlay {
	flex-shrink: 0;
	text-align: center;
}

/* 活动标题覆盖在图片底部 */
.banner-title-overlay {
	position: absolute;
	bottom: 0;
	left: 0;
	right: 0;
	background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.5) 50%, transparent 100%);
	padding: 20px 22px;
	transform: translateY(100%);
	transition: transform 0.3s ease;
}

.banner-item:hover .banner-title-overlay {
	transform: translateY(0);
}

.banner-title-overlay .banner-title {
	font: 500 22px/1.4 'microsoft yahei';
	color: #fff;
	display: block;
	margin: 0;
	text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.banner-title-overlay .banner-title-link {
	text-decoration: none;
	display: block;
}

.banner-title-overlay .banner-title-link:hover .banner-title {
	color: #00aaff;
}
.banner-title{
	font: 500 22px/46px 'microsoft yahei';
	color: #333;
	display: inline-block;
}
.desc-text{
	margin-bottom: 10px;
}
.operate-area .remin-time{
	color: #ff6600;
	height: 40px;
	line-height: 40px;
	vertical-align: middle;
}
.operate-area .remin-time:before{
	width: 16px;
	height: 16px;
	display: inline-block;
	content: '';
	background: url('data:image/png;base64,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') no-repeat center center / 16px 16px;
	margin: -2px 8px 0 0;
	vertical-align: middle;
}
.operate-area .join-btn,
.operate-area-overlay .join-btn{
	width: 160px;
	height: 40px;
	background: #ff0000;
	font: 16px/40px 'microsoft yahei';
	color: #fff;
	text-align: center;
	border: 0;
	display: inline-block;
	text-decoration: none;
	-webkit-border-radius: 4px;
	-moz-border-radius: 4px;
	border-radius: 4px;
	transition: all 0.3s ease;
}

.operate-area-overlay .join-btn:hover {
	background: #cc0000;
	transform: translateY(-2px);
	box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.operate-area-overlay .join-btn.unstart {
	width: 160px;
	height: 40px;
	line-height: 40px;
	font-size: 16px;
}

.operate-area-overlay .join-btn.ended {
	width: 160px;
	height: 40px;
	line-height: 40px;
	font-size: 16px;
}
.operate-area .join-btn.unstart{
	background: #fff;
	border: 1px solid #00aaff;
	color: #00aaff;
	cursor: default;
}
.operate-area .join-btn.ended{
	border: 1px solid #CBCBCB;
	background: #CBCBCB;
	color: #fff;
	cursor: default;
}
.corner-mark{
	width: 88px;
	height: 88px;
	right: -5px;
	top: -5px;
	display: inline-block;
}
.no-act-default{
	height: 120px;
	text-align: center;
	margin: 80px 0 100px;
}
.default-img-box{
	width: 40px;
	height: 40px;
	display: inline-block;
	background: url('./img/index/no_act.png') no-repeat center center / 40px 40px;
}
.tip-words{
	color: #999;
	margin-top: 12px;
}