/* 页脚样式 */
footer {
	background-color: #F5F5F7;
	color: #000;
	padding: 80px 0 40px 0;
	text-align: left;
	margin-top: 0px;
}

.footer-container {
	max-width: 1920px;
	margin: 0 auto;
	padding: 0;
	display: flex;
	flex-wrap: wrap;
}

.footer-container ul {
	list-style: none;
}

.footer-logo-column {
	width: 22%;
	text-align: center;
}

.footer-logo-column img{
	height: 37px;
}

.footer-info {
	width: 78%;
	display: flex;
}

.footer-column{
	width: 300px;
}

.footer-company-info {
	width: 500px;
}

.footer-column h4 {
	color: #000;
	font-size: 22px;
	margin-bottom: 25px;
	position: relative;
	padding-bottom: 10px;
	font-weight: normal;
	transition: all 0.3s ease;
	display: inline-block;
}

.footer-column h4::after {
	content: '';
	position: absolute;
	bottom: 0;
	left: 0;
	width: 0;
	height: 4px;
	background: #ff6700;
	font-weight: normal;
	transition: width 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.1);
}

/* 显示h4的下划线 */
.footer-title-wrapper:hover h4::after,
.footer-title-wrapper:focus-within h4::after {
    width: 100%;
}

.footer-column ul {
	list-style: none;
}

.footer-column ul li {
	margin-bottom: 15px;
}

.footer-column ul li a {
	color: #323232;
	text-decoration: none;
	font-size: 18px;
	transition: all 0.3s;
	display: inline-block;
}

.footer-column ul li a:hover {
	color: #ff6700;
	transform: translateX(5px);
}

.vertical-line {
	border-right: 1px solid #989898;
}

.footer-company-info {
	margin-left: 60px;
}

.footer-company-info li {
	font-size: 18px;
	color: #323232;
	display: flex;
	margin-top: 5px;
}

.footer-company-info .font-bold {
	color: #000;
}

.footer-company-info .small-font {
	font-size: 14px;
}

.footer-company-info .big-font {
	font-size: 22px;
}

.footer-company-info span{
	display: block;
	width: 100px;
}

/* 页脚图标区域 */
.icons-section {
	display: flex;
	gap: 25px;
	flex-shrink: 0;
	flex-wrap: wrap;
	justify-content: center;
}

.icon-container {
	display: flex;
	flex-direction: column;
	align-items: center;
	position: relative;
	width: 31px;
	transition: all 0.3s ease;
}

.icon-box {
	width: 31px;
	height: 25px;
	display: flex;
	justify-content: center;
	align-items: center;
	transition: all 0.3s ease;
	cursor: pointer;
	position: relative;
	z-index: 2;
	background: #F5F5F7;
}

.icon-box:hover {
	transform: translateY(-5px);
}

/* 二维码样式 */
.qr-code {
	position: absolute;
	top: 100%;
	left: 50%;
	transform: translateX(-50%);
	width: 109px;
	height: 109px;
	border-radius: 10px;
	display: flex;
	justify-content: center;
	align-items: center;
	opacity: 0;
	visibility: hidden;
	transition: all 0.4s cubic-bezier(0.68, -0.55, 0.27, 1.55);
	z-index: 1;
	padding: 8px;
	background: #F5F5F7;
}

.qr-code::before {
	content: "";
	position: absolute;
	top: -8px;
	left: 50%;
	transform: translateX(-50%);
	width: 0;
	height: 0;
	border-left: 10px solid transparent;
	border-right: 10px solid transparent;
	border-bottom: 10px solid #F5F5F7;
}

.qr-code img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	border-radius: 8px;
	background: #F5F5F7;
}

.icon-container:hover .qr-code {
	opacity: 1;
	visibility: visible;
	top: calc(100% + 1px);
}

.icon-container:hover .icon-label {
	transform: translateY(5px);
}

/* 页脚主容器 */
.container {
	max-width: 1920px;
	margin: 0 auto;
	padding: 20px 0;
	
}

.container a {
	color: #323232;
	text-decoration: none;
	font-size: 14px;
	transition: all 0.3s;
	display: inline-block;
}

.container a:hover {
	color: #ff6700;
}

/* 内容块 */
.content-block {
	width: 75%;
	margin: 0 auto;
	margin-top: 60px;
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	align-items: center;
	gap: 40px;
	background: var(--card-bg);
	padding: 20px;
	border-radius: var(--border-radius);
	box-shadow: var(--box-shadow);
	transition: var(--transition);
	border-top: 1px #909090 solid;
	margin-right: 4%;
}

/* 文字区域 */
.text-section {
	flex: 1;
	width: 300px;
}

.text-section p {
	font-size: 14px;
	color: var(--text-light);
	width: 800px;
	margin-bottom: 25px;
}

.highlight {
	color: var(--primary-color);
	font-weight: 600;
}

/* 图标区域 */
.icon-container {
	display: flex;
	flex-direction: column;
	align-items: center;
	width: 35px;
}

.icon-container img {
	width: 100%;
	height: 100%;
	object-fit: contain;
	transition: var(--transition);
	margin-bottom: 8px;
}

.icon-container:hover img {
	transform: translateY(-5px);
}

/* 返回顶部按钮 */
#back-to-top {
	position: fixed;
	bottom: 160px;
	right: 50px;
	width: 60px;
	height: 60px;
	background: linear-gradient(135deg, #ff6700, #ff8c00);
	color: white;
	border: none;
	border-radius: 50%;
	cursor: pointer;
	font-size: 24px;
	display: flex;
	justify-content: center;
	align-items: center;
	opacity: 0;
	visibility: hidden;
	transition: all 0.4s;
	z-index: 999;
	box-shadow: 0 5px 15px rgba(255, 103, 0, 0.3);
}

#back-to-top.show {
	opacity: 1;
	visibility: visible;
}

#back-to-top:hover {
	transform: translateY(-5px) scale(1.05);
	box-shadow: 0 8px 20px rgba(255, 103, 0, 0.4);
}




/* 页脚联系方式 - 长英文自动换行不错位 */
.footer-company-info li {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    gap: 8px;
}

.footer-company-info li span:first-child {
    min-width: 100px;
    flex-shrink: 0;
}

.footer-company-info li span:last-child {
    flex: 1;
    min-width: 180px;
    word-break: break-word;
    white-space: normal;
    line-height: 1.5;
}

/* 地址等超长文本自动换行 */
.footer-company-info .small-font {
    word-break: break-word;
    white-space: normal;
}