img {
	max-width: 100%
}

.banner {
	position: relative
}

@media (max-width:767.98px) {
	.banner {
		height: auto
	}
}

.banner__wrapper:hover>.swiper-button-next,.banner__wrapper:hover>.swiper-button-prev {
	opacity: .8
}

.banner__pagination {
	bottom: 120px!important
}

@media (min-width:768px) {
	.banner__item {
		height: 749px;
		background-size: cover;
		background-position: top center
	}

	.banner__item a {
		height: 749px
	}
}

@media (max-width:767.98px) {
	.banner__item {
		height: auto;
		background: 0 0
	}
}

.banner__item a {
	display: block
}

.banner__btn {
	opacity: 0;
	transition: all .3s
}

@media (max-width:991.98px) {
	.banner__btn {
		display: none
	}
}

.banner__button-prev {
	left: 10%
}

@media (max-width:991.98px) {
	.banner__button-prev {
		left: 4%
	}
}

.banner__button-prev:focus {
	outline: 0
}

.banner__button-next {
	right: 10%
}

@media (max-width:991.98px) {
	.banner__button-next {
		right: 4%
	}
}

.banner__button-next:focus {
	outline: 0
}

.bth__wrapper {
	text-align: center;
	position: absolute;
	width: 100%;
	left: 0
}

@media (min-width:768px) {
	.bth__wrapper {
		top: 45%
	}

	.bth__wrapper a {
		background: url(../images/bth-bib.png) no-repeat center center/cover;
		width: 278px;
		height: 63px;
		display: inline-block
	}

	.bth__wrapper a:hover {
		background: url(../images/bth-bib_hover.png) no-repeat center center/cover
	}

	.bth__wrapper a:nth-of-type(2) {
		margin-left: 18px;
		background: url(../images/bth-bib.png) no-repeat center center/cover
	}

	.bth__wrapper a:nth-of-type(2):hover {
		background: url(../images/bth-bib_hover.png) no-repeat center center/cover
	}
}

@media (max-width:767.98px) {
	.bth__wrapper {
		top: 34%
	}

	.bth__wrapper a {
		display: block;
		width: 230px;
		height: 52px;
		margin: 10px auto;
		background: url(../images/bth-bib.png) center center/cover
	}

	.bth__wrapper a:nth-of-type(2) {
		background: url(../images/btn-bib.png) center center/cover
	}
}

@media (max-width:991.98px) {
	.certificate {
		height: 118px
	}
}

.certificate__wrapper {
	background: rgba(255,255,255,.95);
	height: 104px;
	width: 100%;
	position: absolute;
	bottom: 0;
	left: 0
}

@media (max-width:991.98px) {
	.certificate__wrapper {
		height: 118px;
		background: rgba(255,255,255,.8)
	}
}

@media (min-width:992px) {
	.certificate__item {
		width: 25%
	}

	.certificate__item a {
		padding: 15px 38px 15px 30px;
		display: flex;
		flex-direction: row;
		align-items: center;
		color: #666;
		text-decoration: none
	}

	.certificate__item picture {
		flex-shrink: 0
	}

	.certificate__item img {
		width: 66px;
		height: 66px;
		max-width: 100%;
		margin-right: 22px
	}

	.certificate__item:not(:last-child) {
		position: relative
	}

	.certificate__item:not(:last-child)::after {
		content: "";
		position: absolute;
		height: 74px;
		width: 1px;
		background: #dedede;
		right: 0;
		top: 50%;
		transform: translateY(-50%)
	}
}

@media (max-width:991.98px) {
	.certificate__item a {
		display: flex;
		padding: 10px 20px;
		flex-direction: column;
		justify-content: center;
		align-items: center;
		font-size: 12px;
		color: #666;
		text-decoration: none
	}

	.certificate__item img {
		max-width: 88px;
		margin-bottom: 8px;
		max-height: 62px
	}

	.certificate__item span {
		text-align: center;
		line-height: 14px
	}

	.certificate__item:not(:last-child) {
		position: relative
	}

	.certificate__item:not(:last-child)::after {
		content: "";
		position: absolute;
		height: 74px;
		width: 1px;
		background: #dedede;
		right: 0;
		top: 50%;
		transform: translateY(-50%)
	}
}

@media (min-width:992px) {
	.certificate__btn {
		display: none
	}
}

.certificate__btn:focus {
	outline: 0
}

.certificate__prev {
	transform: rotate(180deg)
}

@media (max-width: 991px) {
  /* 调整容器内边距 */
	.certificate-swiper {
		padding: 0 10px;
	}
  
  /* 缩小证书项宽度 */
	.certificate__item {
		width: 160px !important;
	}
  
  /* 调整文字大小 */
	.certificate__item span {
		font-size: 12px;
	}
  
  /* 隐藏PC端导航按钮（如需） */
	.swiper-button-next, 
  .swiper-button-prev {
		display: none;
	}
  
  /* 移动端分页器样式 */
	.swiper-pagination {
		position: relative;
		margin-top: 10px;
	}
}

@media (max-width: 991px) {
	.certificate {
		height: 104px
	}

/* 核心样式：Banner 容器 */
	.banner-mobile {
		width: 100%;
		overflow: hidden;
 /* 防止内容溢出 */
	}

/* Swiper 容器自适应 */
	.banner__wrapper {
		width: 100%;
		height: auto;
 /* 高度由内容决定 */
	}

/* Banner 项（图片自适应） */
	.banner__item {
		width: 100% !important;
 /* 覆盖行内样式 */
		height: auto !important;
		aspect-ratio: 412/520.31;
 /* 保持原图比例（约1:1.26） */
	}

/* 移动端图片全宽 */
	.banner__item img {
		width: 100%;
		height: auto;
		display: block;
 /* 避免图片底部间隙 */
	}
}