/* 导航下拉菜单（主页/语言），供各页面统一复用，确保全站导航栏一致 */
html {
	scroll-behavior: smooth;
}

.home-dropdown {
	position: relative;
}

.home-submenu {
	display: none;
	position: absolute;
	top: 100%;
	left: 0;
	min-width: 140px;
	margin: 0;
	padding: 0;
	list-style: none;
	background-color: #2c3e50;
	border-radius: 0 0 8px 8px;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
	overflow: hidden;
	z-index: 200;
}

.home-dropdown:hover .home-submenu {
	display: block;
}

.home-submenu li a {
	display: block;
	color: #ecf0f1;
	text-decoration: none;
	padding: 12px 20px;
	font-weight: 500;
	white-space: nowrap;
	position: relative;
	transition: background-color 0.3s ease, color 0.3s ease;
}

.home-submenu li a:hover {
	background-color: #34495e;
	color: #fff;
}

.home-dropdown>.Dao_Hang-button .caret {
	font-size: 0.75em;
	margin-left: 4px;
	opacity: 0.8;
}

.language-dropdown {
	position: relative;
	margin-left: auto;
}

.language-submenu {
	display: none;
	position: absolute;
	top: 100%;
	right: 0;
	min-width: 140px;
	margin: 0;
	padding: 0;
	list-style: none;
	background-color: #2c3e50;
	border-radius: 0 0 8px 8px;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
	overflow: hidden;
	z-index: 200;
}

.language-dropdown:hover .language-submenu {
	display: block;
}

.language-submenu li a {
	display: block;
	color: #ecf0f1;
	text-decoration: none;
	padding: 12px 20px;
	font-weight: 500;
	white-space: nowrap;
	position: relative;
	transition: background-color 0.3s ease, color 0.3s ease;
}

.language-submenu li a:hover {
	background-color: #34495e;
	color: #fff;
}

.language-dropdown>.Dao_Hang-button .caret {
	font-size: 0.75em;
	margin-left: 4px;
	opacity: 0.8;
}