/* 轮播容器 - 横向铺满屏幕 */
.bottom-carousel-wrap {
	position: relative;
	width: 100%;
	overflow: hidden;
	background-color: #fff;
}

.bottom-carousel {
	background-color: transparent;
	position: relative;
	width: 100%;
	min-height: auto;
	padding: 32px 0 calc(26px + var(--carousel-bg-extra));
	z-index: 2;
	--carousel-card-height: 420px;
	--carousel-wrap-height: 520px;
	--carousel-step-1: 300px;
	--carousel-step-2: 600px;
	--carousel-top: 50px;
	--carousel-desc-gap: 24px;
	--carousel-bg-extra: 80px;
	--carousel-card-half: calc(var(--carousel-card-height) / 2);
}

/* 背景图 - 横向铺满 */
.carousel-bg {
	position: absolute;
	top: 40%;
	left: 50%;
	width: 100vw;
	height: 100%;
	transform: translateX(-50%) translateY(-50%);
	background-size: 100% auto;
	background-position: center bottom;
	background-repeat: no-repeat;
	z-index: 1;
	pointer-events: none;
	background-color: #ffffff;
}
.carousel-bg-img{
	width: 100vw;
	/* position: absolute; */
	/* transform: translateY(-80%); */
	/* bottom: 0; */
	margin-top: -56%;
	
}

@media (max-width: 1680px) {
	.carousel-bg-img {
		margin-top: -56%;
	}
}

@media (max-width: 1440px) {
	.carousel-bg-img {
		margin-top: -56%;
	}
}

@media (max-width: 1280px) {
	.carousel-bg-img {
		margin-top: -60%;
	}
}

/* 外层容器 - 控制最大宽度1800px，横向居中 */
.carousel-outer {
	margin: 0 auto;
	width: 100%;
}

/* 内层容器 - 横向铺满父级，适配不同屏幕 */
.carousel-container {
	position: relative;
	width: 100%;
	padding: 0 40px;
	text-align: center;
	z-index: 2;
	/* height: 1120px; */
}

.section-title {
	font-size: 24px;
	font-weight: 600;
	color: #333;
	/* margin-bottom: 40px; */
	display: inline-block;
	/* border-bottom: 2px solid #333; */
	/* padding-bottom: 8px; */
}

/* 轮播包裹层 */
.carousel-wrapper {
	max-width: 1570px;
	margin: 12px auto 0;
	position: relative;
	width: 100%;
	height: var(--carousel-wrap-height);
	overflow: visible;
}

/* 轮播列表 */
.carousel-list {
	position: relative;
	width: 100%;
	height: 100%;
	display: flex;
	justify-content: center;
	align-items: center;
}

/* 轮播项 - 基础样式（关键：初始位置居中，通过transform位移） */
.carousel-item {
	position: absolute;
	width: 300px;
	height: 420px;
	left: 50%;
	top: var(--carousel-top);
	transform: translate(calc(-50% + var(--carousel-offset, 0px)), 0) scale(var(--carousel-scale, 0.6));
	transition: transform 0.6s ease, opacity 0.6s ease, filter 0.6s ease, box-shadow 0.6s ease;
	opacity: var(--carousel-opacity, 0);
	z-index: var(--carousel-z, 1);
	pointer-events: none;
	border-radius: 10px;
	overflow: hidden;
	background: #fff;
	box-shadow: 0 12px 28px rgba(0, 0, 0, 0.18);
	filter: var(--carousel-filter, grayscale(0.4) brightness(0.9));
}

.carousel-item.is-clickable[data-pos="0"] {
	cursor: pointer;
}

/* 激活项（中间） */
.carousel-item[data-pos="0"] {
	--carousel-offset: 0px;
	--carousel-scale: 1;
	--carousel-opacity: 1;
	--carousel-z: 10;
	--carousel-filter: none;
	pointer-events: auto;
	box-shadow: 0 18px 40px rgba(0, 0, 0, 0.28);
}

/* 左侧1位 */
.carousel-item[data-pos="-1"] {
	--carousel-offset: calc(var(--carousel-step-1) * -1);
	--carousel-scale: 0.86;
	--carousel-opacity: 1;
	--carousel-z: 6;
	--carousel-filter: grayscale(0.2) brightness(0.95);
}

/* 右侧1位 */
.carousel-item[data-pos="1"] {
	--carousel-offset: var(--carousel-step-1);
	--carousel-scale: 0.86;
	--carousel-opacity: 1;
	--carousel-z: 6;
	--carousel-filter: grayscale(0.2) brightness(0.95);
}

/* 左侧2位 */
.carousel-item[data-pos="-2"] {
	--carousel-offset: calc(var(--carousel-step-2) * -1);
	--carousel-scale: 0.76;
	--carousel-opacity: 1;
	--carousel-z: 3;
	--carousel-filter: grayscale(0.4) brightness(0.9);
}

/* 右侧2位 */
.carousel-item[data-pos="2"] {
	--carousel-offset: var(--carousel-step-2);
	--carousel-scale: 0.76;
	--carousel-opacity: 1;
	--carousel-z: 3;
	--carousel-filter: grayscale(0.4) brightness(0.9);
}

.carousel-item[data-pos="off"] {
	--carousel-opacity: 0;
	--carousel-scale: 0.6;
	--carousel-z: 1;
	--carousel-filter: grayscale(0.5) brightness(0.85);
}

/* 轮播项封面 */
.item-cover {
	position: absolute;
	inset: 0;
	background-size: cover;
	background-position: center;
	background-repeat: no-repeat;
}

/* 轮播项信息 */
.item-info {
	position: absolute;
	left: 0;
	bottom: 0;
	width: 100%;
	padding: 38px 16px 16px;
	
	
	background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 1) 90%, rgba(0, 0, 0, 0.85) 100%);
	color: #fff;
	text-align: center;
	z-index: 2;
}

.item-title {
	font-size: 22px;
	color: #fff;
	margin-bottom: 6px;
	text-shadow: 0 2px 6px rgba(0, 0, 0, 0.35);
}

.item-desc {
	font-size: 22px;
	font-weight: 600;
	color: rgba(255, 255, 255, 0.85);
	text-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
}

/* 轮播箭头按钮 */
.carousel-arrow {
	position: absolute;
	top: calc(var(--carousel-top) + var(--carousel-card-half));
	transform: translateY(-50%);
	width: 48px;
	height: 48px;
	border-radius: 50%;
	background: rgba(0, 0, 0, 0.45);
	border: 1px solid rgba(255, 255, 255, 0.28);
	cursor: pointer;
	color: inherit;
	z-index: 20;
	transition: all 0.3s ease;
	box-shadow: none;
	font-size: 0;
	line-height: 1;
	padding: 0;
}

.carousel-arrow i {
	display: none;
}

.carousel-arrow::before {
	content: '';
	display: block;
	width: 12px;
	height: 12px;
	position: absolute;
	top: 50%;
	left: 50%;
	border-top: 2px solid #fff;
	border-right: 2px solid #fff;
}

.carousel-arrow:hover {
	background: rgba(230, 0, 18, 0.88);
	color: inherit;
	opacity: 0.92;
}

.carousel-arrow:disabled {
	opacity: 0.35;
	cursor: not-allowed;
	pointer-events: none;
}

.carousel-prev {
	left: 0;
}

.carousel-prev::before {
	transform: translate(-35%, -50%) rotate(-135deg);
}

.carousel-next {
	right: 0;
}

.carousel-next::before {
	transform: translate(-65%, -50%) rotate(45deg);
}

/* 轮播描述文本 */
.carousel-desc {
	max-width: 900px;
	margin: calc(var(--carousel-top) + var(--carousel-card-height) + var(--carousel-desc-gap) - var(--carousel-wrap-height)) auto 16px;
	font-size: 14px;
	line-height: 1.8;
	color: #333;
	text-align: center;
	margin-top: 10px;
}

.carousel-desc p {
	margin-bottom: 12px;
}

.carousel-tabs {
	position: relative;
	margin: 14px auto 8px;
	max-width: 700px;
	--carousel-tabs-dot-size: 10px;
	--carousel-tabs-line-height: 1px;
	--carousel-tabs-active-left: 0px;
	--carousel-tabs-active-width: 0px;
}

.carousel-tabs-line {
	position: absolute;
	left: 0;
	right: 0;
	bottom: calc(var(--carousel-tabs-dot-size) / 2 - var(--carousel-tabs-line-height) / 2);
	height: var(--carousel-tabs-line-height);
	background-color: #e5e5e5;
	z-index: 1;
}

.carousel-tabs-line::before {
	content: '';
	position: absolute;
	left: var(--carousel-tabs-active-left);
	top: 0;
	width: var(--carousel-tabs-active-width);
	height: 100%;
	background-color: #e60012;
	border-radius: 999px;
	transition: left 0.3s ease, width 0.3s ease;
}

.carousel-tabs-list {
	display: flex;
	justify-content: space-around;
	align-items: flex-end;
	position: relative;
	z-index: 2;
	width: 100%;
}

.carousel-tab {
	display: flex;
	flex-direction: column;
	align-items: center;
	padding: 0;
	border: 0;
	background: transparent;
	color: #666;
	font-size: 14px;
	line-height: 1.2;
	text-align: center;
	cursor: pointer;
	transition: color 0.25s ease;
}

.carousel-tab-label {
	margin-bottom: 8px;
	white-space: nowrap;
}

.carousel-tab-dot {
	width: var(--carousel-tabs-dot-size);
	height: var(--carousel-tabs-dot-size);
	border-radius: 50%;
	background-color: #e5e5e5;
	transition: background-color 0.25s ease;
}

.carousel-tab:hover {
	color: #e60012;
}

.carousel-tab:hover .carousel-tab-dot,
.carousel-tab.active .carousel-tab-dot {
	background-color: #e60012;
}

.carousel-tab.active .carousel-tab-label {
	color: #e60012;
	font-weight: 600;
}

/* 卡车图片行 */
.truck-row {
	display: flex;
	justify-content: center;
	align-items: center;
	gap: 16px;
	flex-wrap: wrap;
}

.truck-row img {
	width: 120px;
	height: auto;
	object-fit: contain;
}
.cuxiao_tit {
	margin-bottom: 30px;
	width: 100%;
	display: block;
}
.cuxiao_tit .h4,.cuxiao_tit h4{
    padding: 10px 0;
    border-bottom: 3px solid #e60012;
}
.sp_tit{
	margin-bottom: 70px;
}

/* ========== 移动端适配 ========== */
@media (max-width: 768px) {

	/* 整体模块高度适配 */
	.bottom-carousel {
		min-height: auto;
		padding: 20px 0 calc(16px + var(--carousel-bg-extra));
		--carousel-card-height: 240px;
		--carousel-wrap-height: 300px;
		--carousel-step-1: 185px;
		--carousel-step-2: 345px;
		--carousel-top: 20px;
		--carousel-desc-gap: 16px;
		--carousel-bg-extra: 0px;
	}

	.carousel-bg-img {
		margin-top: -50%;
	}

	/* 内边距缩小 */
	.carousel-container {
		padding: 0 10px;
		/* height: 650px; */
	}

	/* 标题字号缩小 */
	.section-title {
		font-size: 20px;
		margin-bottom: 25px;
	}

	/* 轮播包裹层高度适配 */

	/* 轮播项尺寸适配 */
	.carousel-item {
		width: 170px;
		height: 240px;
	}


	/* 移动端位移适配 */

	/* 箭头按钮尺寸缩小 */
	.carousel-arrow {
		width: 32px;
		height: 32px;
		font-size: 0;
	}

	.carousel-arrow::before {
		width: 9px;
		height: 9px;
	}
	.carousel-prev {
		left: 4px;
	}
	.carousel-next {
		right: 4px;
	}

	/* 描述文本字号缩小 */
	.carousel-desc {
		font-size: 13px;
		max-width: 100%;
		margin-bottom: 10px;
	}

	.carousel-tabs {
		margin: 10px auto 6px;
		--carousel-tabs-dot-size: 9px;
	}

	.carousel-tab {
		font-size: 12px;
	}

	.carousel-tab-label {
		margin-bottom: 6px;
	}

	/* 卡车图片尺寸适配 */
	.truck-row img {
		width: 80px;
	}

	/* 卡车图片间距缩小 */
	.truck-row {
		gap: 10px;
	}

	/* 轮播项信息文字适配 */
	.item-title {
		font-size: 14px;
	}

	.item-desc {
		font-size: 12px;
	}
	.cuxiao_tit {
		margin-bottom: 25px;
	}
}

@media (max-width: 480px) {
	/* .carousel-bg-img {
		margin-top: -22%;
	} */
}

/* 平板适配（768px-1024px） */
@media (min-width: 769px) and (max-width: 1024px) {
	/* .carousel-bg-img {
		margin-top: -38%;
	} */

	.carousel-item {
		width: 220px;
		height: 310px;
	}


	.bottom-carousel {
		--carousel-card-height: 310px;
		--carousel-wrap-height: 360px;
		--carousel-step-1: 240px;
		--carousel-step-2: 450px;
		--carousel-top: 32px;
		--carousel-desc-gap: 20px;
		--carousel-bg-extra: 0px;
	}

	/* 平板位移适配 */
}