/* ==============================
   Notes Shanghai 展会主题页面
   ============================== */

.exhibition-theme,
.exhibition-theme * {
	box-sizing: border-box;
}

.exhibition-theme {
	width: 100%;
	background: #000;
	overflow: hidden;
}


.exhibition-theme-inner {
	width: 100%;
	max-width: 1600px;
	margin: 0 auto;
	padding: 30px 1% 48px;
}

/* 顶部文字图片 */
/* .exhibition-theme-title {
	display: block;
	width: 100%;
	max-width: none;
	margin: 0;
	padding: 0;
	line-height: 0;
}

.exhibition-theme-title img {
	display: block;
	width: 100%;
	max-width: none;
	height: auto;
	margin: 0;
	padding: 0;
	object-fit: contain;
} */

/* 轮播整体 */
.exhibition-carousel {
	position: relative;
	width: 100%;
	padding: 0 48px;
}

.exhibition-carousel-viewport {
	width: 100%;
	overflow: hidden;
}

.exhibition-carousel-track {
	display: flex;
	align-items: stretch;
	gap: 28px;
	width: 100%;
	transform: translate3d(0, 0, 0);
	transition: transform 0.6s cubic-bezier(0.22, 0.61, 0.36, 1);
	will-change: transform;
}

/* 桌面端一屏显示4张 */
.exhibition-carousel-item {
	position: relative;
	flex: 0 0 calc((100% - 84px) / 4);
	min-width: 0;
	overflow: hidden;
	background: #111;
	cursor: pointer;
}

.exhibition-carousel-item img {
	display: block;
	width: 100%;
	height: auto;
	aspect-ratio: 0.7 / 0.7;
	object-fit: cover;
	transition: transform 0.45s ease;
}

.exhibition-carousel-item:hover img {
	transform: scale(1.035);
}

/* 左右按钮 */
.exhibition-carousel-arrow {
	position: absolute;
	top: 50%;
	z-index: 10;
	width: 40px;
	height: 40px;
	padding: 0;
	border: 1.5px solid rgba(255, 255, 255, 0.9);
	border-radius: 50%;
	background: rgba(0, 0, 0, 0.35);
	cursor: pointer;
	transform: translateY(-50%);
	transition:
		background-color 0.25s ease,
		border-color 0.25s ease,
		opacity 0.25s ease;
}

.exhibition-carousel-arrow:hover {
	background: rgba(255, 255, 255, 0.16);
	border-color: #fff;
}

.exhibition-carousel-arrow:focus-visible {
	outline: 2px solid #fff;
	outline-offset: 3px;
}

.exhibition-carousel-prev {
	top: 0;
	left: 0;
	transform: none;
}

.exhibition-carousel-next {
	top: auto;
	bottom: 0;
	right: 0;
	transform: none;
}

/* 箭头图形 */
.exhibition-carousel-arrow span {
	position: absolute;
	width: 12px;
	height: 12px;
	border-top: 1.5px solid #fff;
	border-right: 1.5px solid #fff;
}

.exhibition-carousel-prev span {
	top: 50%;
	left: 35%;
	transform: translate(-50%, -50%) rotate(-135deg);
}

.exhibition-carousel-next span {
	top: 50%;
	left: 65%;
	transform: translate(-50%, -50%) rotate(45deg);
}

/* 箭头横线 */
.exhibition-carousel-arrow::after {
	content: "";
	position: absolute;
	width: 17px;
	height: 1.5px;
	background: #fff;
	transform: translateY(-50%);
}

.exhibition-carousel-prev::after {
	top: 50%;
	left: 10px;
}

.exhibition-carousel-next::after {
	top: 50%;
	right: 10px;
}

/*
 * 因为当前轮播采用首尾循环，
 * 不直接隐藏边界按钮。
 */
.exhibition-carousel-arrow.is-disabled {
	opacity: 1;
}

/* 1200px以内显示3张 */
@media screen and (max-width: 1200px) {
	.exhibition-theme-inner {
		padding-right: 48px;
		padding-left: 48px;
	}

	.exhibition-carousel-track {
		gap: 22px;
	}

	.exhibition-carousel-item {
		flex-basis: calc((100% - 44px) / 3);
	}
}

/* 900px以内显示2张 */
@media screen and (max-width: 900px) {
	.exhibition-theme-inner {
		padding: 28px 24px 40px;
	}

	.exhibition-theme-title {
		margin-bottom: 30px;
	}

	.exhibition-carousel {
		padding-right: 42px;
		padding-left: 42px;
	}

	.exhibition-carousel-track {
		gap: 18px;
	}

	.exhibition-carousel-item {
		flex-basis: calc((100% - 18px) / 2);
	}

	.exhibition-carousel-arrow {
		width: 36px;
		height: 36px;
	}
}

/* 手机端显示1张 */
@media screen and (max-width: 640px) {
	.exhibition-theme-inner {
		padding: 22px 14px 30px;
	}

	.exhibition-theme-title {
		margin-bottom: 22px;
	}

	.exhibition-carousel {
		padding-right: 36px;
		padding-left: 36px;
	}

	.exhibition-carousel-track {
		gap: 14px;
	}

	.exhibition-carousel-item {
		flex-basis: 100%;
	}

	.exhibition-carousel-arrow {
		width: 32px;
		height: 32px;
	}

	.exhibition-carousel-arrow span {
		width: 10px;
		height: 10px;
	}

	.exhibition-carousel-arrow::after {
		width: 14px;
	}

	.exhibition-carousel-prev::after {
		left: 8px;
	}

	.exhibition-carousel-next::after {
		right: 8px;
	}
}