/**
 * 导航栏样式文件
 * 包含桌面端导航和移动端导航的完整样式定义
 * 主色调：蓝紫色渐变 (#004a99 -> #1967c2)
 */

/* ==================== 基础重置样式 ==================== */
.new-nav-wrap * {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
	list-style: none;
	text-decoration: none;
	font-family: "Microsoft YaHei", "SimSun", "宋体", sans-serif !important;
}

/* ==================== 桌面端导航 ==================== */

/**
 * 导航栏主容器
 * 宽度100%，固定高度60px，蓝紫色渐变背景
 */
.new-nav-wrap {
	width: 100%;
	background: linear-gradient(90deg, #004a99, #1967c2);
	height: 60px;
	display: flex;
	align-items: center;
	padding: 0 22px;
	box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
	position: relative;
	z-index: 9999;
}

/**
 * Logo容器
 * 左侧定位，flex布局垂直居中
 */
.new-nav-logo {
	display: flex;
	align-items: center;
	height: 60px;
	margin-right: 15px;
	margin-left: 50px;
}

/**
 * Logo图片
 * 固定高度28px，宽度自适应
 */
.new-nav-logo img {
	height: 28px;
	width: auto;
}

/**
 * 导航主内容区域
 * flex:1占满剩余空间，靠右对齐
 */
.new-nav-main {
	flex: 1;
	display: flex;
	justify-content: flex-end;
	align-items: center;
	height: 60px;
}

/**
 * 导航项列表
 * 水平排列，间距收紧适配英文，禁止换行
 */
.new-nav-list {
	display: flex;
	align-items: center;
	gap: 22px;
	white-space: nowrap;
	height: 60px;
}

/**
 * 单个导航项
 * 相对定位（用于下拉菜单定位），高度60px
 */
.new-nav-item {
	height: 60px;
	display: flex;
	align-items: center;
	position: relative;
	padding: 0 10px;
}

/**
 * 导航链接样式
 * 白色文字，16px字号，单行省略号防止英文撑宽
 */
.new-nav-link {
	display: flex;
	align-items: center;
	gap: 4px;
	color: #f0f7ff;
	font-size: 16px;
	transition: all 0.25s ease;
	text-decoration: none;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
	max-width: 170px;
}

/**
 * 导航链接悬停状态
 * 文字变为纯白，去除下划线
 */
.new-nav-link:hover {
	color: #ffffff;
	border-bottom: none;
	padding-bottom: 0;
}

/**
 * 下拉菜单箭头（伪元素）
 * 使用border绘制向下的小三角
 */
.new-nav-link::after {
	content: "";
	display: block !important;
	width: 0;
	height: 0;
	border-left: 4px solid transparent;
	border-right: 4px solid transparent;
	border-top: 4px solid #f0f7ff;
	opacity: 1 !important;
	visibility: visible !important;
	pointer-events: none;
	transition: transform 0.2s;
}

/**
 * 导航项悬停时箭头旋转180度
 * 表示菜单展开
 */
.new-nav-item:hover .new-nav-link::after {
	border-top-color: #fff;
	transform: rotate(180deg);
}

/**
 * 无子菜单的导航项隐藏箭头
 */
.new-nav-item.no-dropdown .new-nav-link::after {
	display: none !important;
}

/**
 * 下拉菜单容器
 * 绝对定位在导航项下方，白色背景，圆角阴影
 */
.new-nav-sub {
	position: absolute;
	top: 100%;
	left: 0;
	background: #ffffff;
	padding: 12px 0;
	display: none;
	min-width: 140px;
	border-radius: 4px;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
	z-index: 99999;
}

/**
 * 鼠标悬停时显示下拉菜单
 */
.new-nav-item:hover .new-nav-sub {
	display: block;
}

/**
 * 下拉菜单项
 * 内边距9px 18px，悬停背景变化
 */
.new-nav-sub-item {
	padding: 9px 18px;
	transition: background 0.2s;
}

/**
 * 下拉菜单项悬停状态
 * 浅灰色背景
 */
.new-nav-sub-item:hover {
	background: #f5f8fc;
}

/**
 * 下拉菜单链接
 * 深灰色文字，15px字号
 */
.new-nav-sub-link {
	color: #222222;
	font-size: 15px;
	text-decoration: none;
}

/**
 * 导航右侧区域（语言切换、搜索）
 * 靠右排列，间距22px
 */
.new-nav-right {
	display: flex;
	align-items: center;
	gap: 22px;
	height: 60px;
	margin-left: 32px;
}

/* ============================================================
 * 语言切换 — 下拉样式（统一组件页 .nav_lan 与内联页 .lang-dropdown）
 * ============================================================ */

/* --- 组件页已有结构的精修：.nav_lan --- */
.nav_lan {
	position: relative;
	display: inline-flex;
	align-items: center;
	gap: 5px;
	padding: 6px 10px;
	border-radius: 20px;
	cursor: pointer;
	color: #fff;
	background: rgba(255, 255, 255, 0.10);
	border: 1px solid rgba(255, 255, 255, 0.25);
	transition: background .2s ease, border-color .2s ease;
	z-index: 10;
}

.nav_lan:hover,
.nav_lan.open {
	background: rgba(255, 255, 255, 0.20);
	border-color: rgba(255, 255, 255, 0.45);
}

.nav_lan svg path { fill: #fff !important; }

.new-nav-wrap .nav_lan .nav_lan_box svg {
	width: 8px !important;
	height: 5px !important;
	flex-shrink: 0;
	transition: transform .25s ease;
}

.nav_lan.open .nav_lan_box svg { transform: rotate(180deg); }

/* 下拉面板 */
.nav_lan_sel {
	position: absolute;
	top: calc(100% + 10px);
	right: 0;
	min-width: 140px;
	background: #fff;
	display: block;            /* 用 transform/opacity 控制，不是 display */
	border-radius: 10px;
	box-shadow: 0 10px 30px -10px rgba(10, 77, 180, 0.35), 0 2px 6px rgba(0,0,0,.08);
	z-index: 99999;
	overflow: hidden;
	transform: translateY(-6px) scale(0.96);
	opacity: 0;
	visibility: hidden;
	transition: transform .22s cubic-bezier(.22,1,.36,1),
	            opacity .22s ease,
	            visibility .22s;
}

.nav_lan:hover .nav_lan_sel,
.nav_lan.open .nav_lan_sel {
	transform: translateY(0) scale(1);
	opacity: 1;
	visibility: visible;
}

/* 下拉项 */
.nav_lan_sel a {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	padding: 10px 14px;
	color: #2c3e50;
	font-size: 14px;
	font-weight: 500;
	text-decoration: none;
	transition: background .15s ease, color .15s ease;
	position: relative;
}

.nav_lan_sel a + a { border-top: 1px solid #f0f2f5; }

.nav_lan_sel a:hover {
	background: #f2f6ff;
	color: #0a4db4;
}

.nav_lan_sel a.active {
	color: #0a4db4;
	font-weight: 600;
	background: #f7faff;
}

/* 选中标记（组件页目前 HTML 没有，JS 会补上或由新内联结构提供） */
.nav_lan_sel a .sel-mark {
	color: #0a4db4;
	font-size: 12px;
	opacity: 0;
	transition: opacity .15s;
}
.nav_lan_sel a.active .sel-mark { opacity: 1; }

/* --- 内联页新结构：.lang-dropdown --- */
.lang-dropdown {
	position: relative;
	display: inline-flex;
	align-items: center;
	flex-shrink: 0;
}

.lang-dropdown-trigger {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	padding: 5px 11px;
	border-radius: 16px;
	border: 1px solid #d9d9d9;
	background: #fff;
	color: #333;
	font-size: 12px;
	font-weight: 500;
	cursor: pointer;
	line-height: 1;
	transition: border-color .2s, box-shadow .2s, background .2s;
	font-family: inherit;
}

.lang-dropdown-trigger:hover {
	border-color: #0a4db4;
}

.lang-dropdown.open .lang-dropdown-trigger {
	border-color: #0a4db4;
	box-shadow: 0 0 0 3px rgba(10, 77, 180, 0.12);
	background: #f7faff;
}

.lang-dropdown-icon { font-size: 13px; }

.lang-dropdown-arrow {
	display: inline-block;
	width: 0; height: 0;
	border-left: 4px solid transparent;
	border-right: 4px solid transparent;
	border-top: 4px solid #888;
	transition: transform .22s ease, border-top-color .22s ease;
}

.lang-dropdown.open .lang-dropdown-arrow {
	transform: rotate(180deg);
	border-top-color: #0a4db4;
}

/* 下拉面板 */
.lang-dropdown-panel {
	position: absolute;
	top: calc(100% + 8px);
	right: 0;
	min-width: 150px;
	background: #fff;
	border-radius: 10px;
	box-shadow: 0 10px 30px -10px rgba(10, 77, 180, 0.35), 0 2px 6px rgba(0,0,0,.08);
	z-index: 99999;
	overflow: hidden;
	transform: translateY(-6px) scale(0.96);
	opacity: 0;
	visibility: hidden;
	transition: transform .22s cubic-bezier(.22,1,.36,1),
	            opacity .22s ease,
	            visibility .22s;
}

.lang-dropdown.open .lang-dropdown-panel,
.lang-dropdown:hover .lang-dropdown-panel {
	transform: translateY(0) scale(1);
	opacity: 1;
	visibility: visible;
}

.lang-dropdown-panel a {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	padding: 10px 14px;
	color: #2c3e50;
	font-size: 13px;
	font-weight: 500;
	text-decoration: none;
	transition: background .15s ease, color .15s ease;
}

.lang-dropdown-panel a + a { border-top: 1px solid #f0f2f5; }

.lang-dropdown-panel a:hover {
	background: #f2f6ff;
	color: #0a4db4;
}

.lang-dropdown-panel a.active {
	color: #0a4db4;
	font-weight: 600;
	background: #f7faff;
}

.lang-dropdown-panel a .sel-mark {
	color: #0a4db4;
	font-size: 12px;
	opacity: 0;
	transition: opacity .15s;
}

.lang-dropdown-panel a.active .sel-mark { opacity: 1; }

/* 悬停桥接：填满触发器与下拉面板之间的空隙。
   否则鼠标从触发器移向面板时 :hover 会短暂中断，面板随之收起，
   表现为“点不到选项 / 中英文切换偶发失灵”。 */
.nav_lan::after,
.lang-dropdown::after {
	content: '';
	position: absolute;
	left: 0;
	right: 0;
	top: 100%;
	height: 12px;
}

/* 移动端简化：顶部栏内联下拉 */
@media (max-width: 768px) {
	.lang-dropdown-trigger { padding: 5px 9px; font-size: 11px; }
	.lang-dropdown-panel { min-width: 130px; right: -20px; }
	.nav_lan { padding: 5px 8px; }
	.nav_lan_sel { right: -10px; }
}

@media (max-width: 480px) {
	.lang-dropdown-icon { display: none; }
	.lang-dropdown-trigger { padding: 4px 8px; gap: 4px; }
}

/* 暗色顶栏（新导航）下的 .lang-dropdown 反色适配 */
.new-nav-wrap .lang-dropdown-trigger,
.header .lang-dropdown-trigger {
	background: rgba(255, 255, 255, 0.12);
	border-color: rgba(255, 255, 255, 0.30);
	color: #fff;
}
.new-nav-wrap .lang-dropdown-arrow,
.header .lang-dropdown-arrow { border-top-color: rgba(255,255,255,0.7); }
.new-nav-wrap .lang-dropdown-trigger:hover,
.header .lang-dropdown-trigger:hover { border-color: rgba(255, 255, 255, 0.55); }
.new-nav-wrap .lang-dropdown.open .lang-dropdown-trigger,
.header .lang-dropdown.open .lang-dropdown-trigger {
	border-color: rgba(255, 255, 255, 0.70);
	background: rgba(255, 255, 255, 0.22);
	box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.15);
}

/**
 * 搜索按钮（已隐藏）
 */
.nav_search {
	display: none !important;
	cursor: pointer;
	padding-left: 22px;
	border-left: 1px solid rgba(255, 255, 255, 0.4);
}

/**
 * 搜索框（已隐藏）
 */
.new-nav-search-box {
	display: none !important;
	position: absolute;
	top: 100%;
	right: 22px;
	background: #ffffff;
	padding: 10px;
	border-radius: 4px;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
	display: none;
	z-index: 99999;
}

/**
 * 搜索框激活状态（已隐藏）
 */
.new-nav-search-box.active {
	display: block;
}

/**
 * 搜索输入框样式
 */
.new-nav-search-input {
	width: 220px;
	padding: 8px 12px;
	border: 1px solid #ddd;
	border-radius: 4px;
	font-size: 15px;
	outline: none;
}

/**
 * 搜索输入框聚焦状态
 */
.new-nav-search-input:focus {
	border-color: #1967c2;
}

/**
 * 搜索提交按钮
 */
.new-nav-search-submit {
	background: #1967c2;
	color: #fff;
	border: none;
	padding: 8px 16px;
	border-radius: 4px;
	cursor: pointer;
	margin-left: 6px;
}

/* ==================== 移动端导航（屏幕宽度≤767px） ==================== */

@media (max-width: 767px) {
	/**
	 * 移动端导航栏容器
	 * 高度缩小为48px，居中对齐
	 */
	.new-nav-wrap {
		height: 48px !important;
		padding: 0 !important;
		margin-left: 0 !important;
		margin-right: 0 !important;
		flex: 1 !important;
		justify-content: center !important;
		align-items: center !important;
	}

	/**
	 * 移动端Logo容器
	 * 绝对定位到左侧
	 */
	.new-nav-logo {
		position: absolute !important;
		left: 10px !important;
		height: 48px !important;
		margin: 0 !important;
		flex: none !important;
		justify-content: flex-start !important;
	}

	/**
	 * 移动端标题文本（黑科技.商城 和 Hi-Tech Bazaar）
	 */
	.new-nav-wrap > div:not(.new-nav-logo):not(.new-nav-main),
	.new-nav-wrap > span {
		font-size: 14px !important;
		margin: 0 !important;
		padding: 0 !important;
		white-space: nowrap !important;
	}

	/**
	 * 移动端Logo图片
	 * 高度缩小为20px
	 */
	.new-nav-logo img {
		height: 20px !important;
	}

	/**
	 * 移动端导航主区域
	 * 绝对定位在右侧，高度48px
	 */
	.new-nav-main {
		height: 48px !important;
		position: absolute !important;
		right: 10px !important;
		top: 0 !important;
	}

	/**
	 * 隐藏桌面端导航列表
	 */
	.new-nav-list {
		display: none !important;
	}

	/**
	 * 隐藏桌面端右侧区域（语言切换、搜索）
	 */
	.new-nav-right {
		display: none !important;
	}

	/**
	 * 移动端菜单按钮（汉堡菜单）
	 * 显示为三个横线，点击展开侧边栏
	 */
	.mobile-menu-btn {
		display: flex !important;
		flex-direction: column;
		justify-content: center;
		align-items: center;
		width: 40px;
		height: 40px;
		cursor: pointer;
		z-index: 10001;
	}

	/**
	 * 汉堡菜单横线
	 * 白色线条，间距3px
	 */
	.mobile-menu-btn span {
		display: block;
		width: 24px;
		height: 2px;
		background: #fff;
		margin: 3px 0;
		transition: all 0.3s;
	}

	/**
	 * 汉堡菜单激活状态（变换为叉号）
	 * 第一条横线旋转45度
	 */
	.mobile-menu-btn.active span:nth-child(1) {
		transform: rotate(45deg) translateY(8px);
	}

	/**
	 * 汉堡菜单激活状态
	 * 中间横线隐藏
	 */
	.mobile-menu-btn.active span:nth-child(2) {
		opacity: 0;
	}

	/**
	 * 汉堡菜单激活状态
	 * 第三条横线旋转-45度
	 */
	.mobile-menu-btn.active span:nth-child(3) {
		transform: rotate(-45deg) translateY(-8px);
	}

	/**
	 * 移动端导航遮罩层
	 * 半透明黑色背景，默认隐藏
	 */
	.mobile-nav-overlay {
		display: none;
		position: fixed;
		top: 0;
		left: 0;
		width: 100%;
		height: 100%;
		background: rgba(0, 0, 0, 0.6);
		z-index: 9998;
	}

	/**
	 * 遮罩层显示状态
	 */
	.mobile-nav-overlay.active {
		display: block;
	}

	/**
	 * 移动端侧边导航抽屉
	 * 固定定位在右侧，默认移出屏幕
	 */
	.mobile-nav-drawer {
		position: fixed;
		top: 0;
		right: -100%;
		width: 85%;
		max-width: 300px;
		height: 100%;
		background: #ffffff;
		z-index: 9999;
		transition: right 0.3s ease;
		overflow-y: auto;
		padding-top: 60px;
	}

	/**
	 * 侧边导航抽屉显示状态
	 * 从右侧滑入
	 */
	.mobile-nav-drawer.active {
		right: 0;
	}

	/**
	 * 移动端导航项
	 * 底部边框分隔
	 */
	.mobile-nav-item {
		border-bottom: 1px solid #f0f0f0;
	}

	/**
	 * 最后一个导航项去除底部边框
	 */
	.mobile-nav-item:last-child {
		border-bottom: none;
	}

	/**
	 * 移动端导航链接
	 * 左右布局，深色文字，16px字号
	 */
	.mobile-nav-link {
		display: flex;
		justify-content: space-between;
		align-items: center;
		padding: 15px 20px;
		color: #333;
		font-size: 16px;
		text-decoration: none;
		background: none;
	}

	/**
	 * 移动端导航链接点击状态
	 */
	.mobile-nav-link:active {
		background: #f5f5f5;
	}

	/**
	 * 移动端导航链接箭头图标
	 */
	.mobile-nav-link svg {
		width: 16px;
		height: 16px;
		fill: #999;
		transition: transform 0.3s;
	}

	/**
	 * 导航项展开时箭头旋转180度
	 */
	.mobile-nav-item.open .mobile-nav-link svg {
		transform: rotate(180deg);
	}

	/**
	 * 移动端子导航区域
	 * 默认隐藏，浅灰色背景
	 */
	.mobile-nav-sub {
		display: none;
		background: #f9f9f9;
	}

	/**
	 * 子导航展开状态
	 */
	.mobile-nav-item.open .mobile-nav-sub {
		display: block;
	}

	/**
	 * 移动端子导航项
	 * 缩进40px，底部边框分隔
	 */
	.mobile-nav-sub-item {
		padding: 12px 20px 12px 40px;
		border-bottom: 1px solid #f0f0f0;
	}

	/**
	 * 最后一个子导航项去除边框
	 */
	.mobile-nav-sub-item:last-child {
		border-bottom: none;
	}

	/**
	 * 移动端子导航链接
	 * 灰色文字，14px字号
	 */
	.mobile-nav-sub-link {
		color: #666;
		font-size: 14px;
		text-decoration: none;
		display: block;
	}

	/**
	 * 子导航链接点击状态
	 */
	.mobile-nav-sub-link:active {
		color: #1967c2;
	}

	/**
	 * 移动端导航关闭按钮
	 * 右上角定位，36px正方形
	 */
	.mobile-nav-close-btn {
		position: absolute;
		top: 15px;
		right: 15px;
		width: 36px;
		height: 36px;
		display: flex;
		align-items: center;
		justify-content: center;
		cursor: pointer;
		color: #999;
		transition: color 0.2s;
		z-index: 10000;
	}

	/**
	 * 关闭按钮悬停状态
	 */
	.mobile-nav-close-btn:hover {
		color: #333;
	}

	/**
	 * 关闭按钮图标
	 */
	.mobile-nav-close-btn svg {
		width: 24px;
		height: 24px;
	}

	/**
	 * 移动端语言切换区域
	 * 底部边框分隔，flex布局
	 */
	.mobile-nav-lang {
		padding: 15px 20px;
		border-bottom: 1px solid #f0f0f0;
		display: flex;
		gap: 10px;
	}

	/**
	 * 语言切换按钮
	 * 灰色边框，圆角4px
	 */
	.mobile-nav-lang a {
		color: #333;
		font-size: 15px;
		text-decoration: none;
		padding: 5px 10px;
		border: 1px solid #ddd;
		border-radius: 4px;
	}

	/**
	 * 当前语言激活状态
	 * 蓝色背景，白色文字
	 */
	.mobile-nav-lang a.active {
		background: #1967c2;
		color: #fff;
		border-color: #1967c2;
	}
}

/* ==================== 桌面端响应式（屏幕宽度≥768px） ==================== */

@media (min-width: 768px) {
	/**
	 * 隐藏移动端菜单按钮
	 */
	.mobile-menu-btn {
		display: none !important;
	}

	/**
	 * 隐藏移动端遮罩层
	 */
	.mobile-nav-overlay {
		display: none !important;
	}

	/**
	 * 隐藏移动端侧边导航抽屉
	 */
	.mobile-nav-drawer {
		display: none !important;
	}
}

/**
 * 默认隐藏移动端菜单按钮（桌面端）
 */
.mobile-menu-btn {
	display: none;
}