/* conwinled 顶栏美化 — 精密工业 / LED 外贸 */
:root {
	--cw-blue: #004099;
	--cw-blue-deep: #003070;
	--cw-blue-mid: #0a5ab8;
	--cw-accent: #F68B33;
	--cw-ink: #1a2332;
	--cw-muted: #6b7c90;
	--cw-line: #e6ebf2;
	--cw-paper: #f7f9fc;
}

header {
	background: #fff;
	box-shadow: 0 1px 0 var(--cw-line), 0 8px 24px rgba(0, 64, 153, 0.06);
	position: relative;
	z-index: 200;
	overflow: visible;
}

/* —— 顶条 —— */
.top_menu {
	font-size: 12px;
	width: 100%;
	height: auto;
	min-height: 36px;
	line-height: 36px;
	background: linear-gradient(180deg, #fbfcfe 0%, var(--cw-paper) 100%);
	color: var(--cw-muted);
	border-bottom: 1px solid var(--cw-line);
	position: relative;
	z-index: 2;
	overflow: visible;
}
.top_menu .container {
	display: flex;
	align-items: center;
	justify-content: space-between;
	flex-wrap: wrap;
	overflow: visible;
}
.top_contact {
	display: inline-flex;
	align-items: center;
	flex-wrap: wrap;
	gap: 4px 18px;
	min-width: 0;
	line-height: 36px;
}
.top_contact_item {
	display: inline-flex;
	align-items: center;
	gap: 7px;
	color: var(--cw-muted);
	font-weight: 500;
	letter-spacing: 0.01em;
	text-decoration: none;
	white-space: nowrap;
	transition: color 0.2s ease;
}
.top_contact_item i {
	color: var(--cw-accent);
	font-size: 13px;
	line-height: 1;
}
.top_contact_item:hover,
.top_contact_item:focus {
	color: var(--cw-blue);
	text-decoration: none;
}
.top_contact_item:hover i {
	color: var(--cw-blue);
}
.top_lang {
	float: none;
	padding: 0;
	display: flex;
	align-items: center;
	gap: 8px;
	margin-left: auto;
	position: relative;
	z-index: 3;
	overflow: visible;
}
.top_lang .xy-header-extra-nav {
	display: inline-flex;
	align-items: center;
	gap: 2px;
	margin: 0;
	padding: 0;
	list-style: none;
	line-height: 1;
}
.top_lang .xy-header-extra-nav:empty {
	display: none;
}
.top_lang .gtranslate_wrapper {
	display: flex;
	align-items: center;
	line-height: 1;
	position: relative;
	z-index: 4;
	overflow: visible;
}
/* 有挂载槽后不应再出现右上角深色 fallback 条 */
ul.xy-header-extra-fallback {
	display: none !important;
	visibility: hidden !important;
	pointer-events: none !important;
	height: 0 !important;
	width: 0 !important;
	overflow: hidden !important;
	margin: 0 !important;
	padding: 0 !important;
}
.icons_topall {
	float: none !important;
	margin-right: 0 !important;
	display: inline-flex;
	align-items: center;
	gap: 6px;
}
.icons_top {
	width: 28px;
	height: 28px;
	margin: 0;
	line-height: 28px;
	border-radius: 50%;
	background: #fff;
	border: 1px solid var(--cw-line);
	color: var(--cw-blue);
	display: inline-flex;
	align-items: center;
	justify-content: center;
	vertical-align: middle;
	transition: color 0.25s ease, background 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}
.icons_top i {
	font-size: 13px;
	line-height: 1;
}
.icons_top .xy-icon-x {
	display: block;
	width: 13px;
	height: 13px;
}
.icons_top:hover,
.top_lang a.icons_top:hover {
	color: #fff !important;
	background: var(--cw-blue);
	border-color: var(--cw-blue);
	transform: translateY(-1px);
	text-decoration: none;
}

/* —— Logo + 搜索 —— */
.cw-header-main {
	padding: 18px 0 16px;
	position: relative;
	z-index: 1;
}
.cw-logo-nav-row {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
}
.cw-logo-link {
	display: block;
	flex: 0 1 auto;
	min-width: 0;
}
.cw-mobile-nav-toggle {
	display: none;
}
.cw-header-search {
	flex: 0 1 360px;
	max-width: 360px;
	width: 100%;
}
.cw-header-main .row {
	display: flex;
	align-items: center;
}
.logo {
	max-height: 72px;
	width: auto;
	max-width: 100%;
	display: block;
	transition: opacity 0.3s ease;
}
.cw-header-main a:hover .logo {
	opacity: 0.92;
}

.search_group {
	float: right;
	margin: 0;
	max-width: 360px;
	width: 100%;
	display: flex;
	align-items: stretch;
	border-radius: 999px;
	overflow: hidden;
	border: 1px solid var(--cw-line);
	background: var(--cw-paper);
	box-shadow: inset 0 1px 2px rgba(26, 35, 50, 0.04);
	transition: border-color 0.25s ease, box-shadow 0.25s ease;
}
.search_group:focus-within {
	border-color: rgba(0, 64, 153, 0.45);
	box-shadow: 0 0 0 3px rgba(0, 64, 153, 0.12);
}
.search_group > .form-control,
.search_group input.form-control {
	float: none;
	width: auto;
	min-width: 0;
	flex: 1 1 auto;
	border-radius: 0;
	border: none;
	box-shadow: none;
	padding: 10px 16px;
	height: 42px;
	background: transparent;
	color: var(--cw-ink);
}
.search_group input.form-control:focus {
	outline: none;
	box-shadow: none;
}
.search_group .input-group-btn {
	float: none;
	width: auto;
	display: block;
	flex: 0 0 auto;
	font-size: inherit;
}
.search_group .input-group-btn > .btn {
	position: relative;
	margin: 0;
	border: none;
	border-radius: 0;
	height: 42px;
	z-index: 2;
}
.mysearch_btn,
.search_group .mysearch_btn {
	display: inline-block;
	height: 42px;
	line-height: 42px;
	padding: 0 20px;
	min-width: 88px;
	font-size: 13px;
	font-weight: 700;
	letter-spacing: 0.04em;
	white-space: nowrap;
	background: linear-gradient(135deg, var(--cw-blue-mid), var(--cw-blue));
	color: #fff;
	border: none;
	border-radius: 0;
	transition: background 0.25s ease, filter 0.25s ease;
}
.mysearch_btn:hover,
.mysearch_btn:focus,
.search_group .mysearch_btn:hover {
	background: linear-gradient(135deg, var(--cw-accent), #e07a22);
	color: #fff;
	filter: none;
}

/* —— 主导航 —— */
#top_nav.navbar {
	margin: 0;
	min-height: 0;
	border: none;
	border-radius: 0;
	background: linear-gradient(90deg, var(--cw-blue-deep) 0%, var(--cw-blue) 45%, var(--cw-blue-mid) 100%);
	box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
	position: relative;
	z-index: 1;
}
#top_nav .container {
	position: relative;
}
#top_nav .container::before {
	content: "";
	position: absolute;
	left: 15px;
	right: 15px;
	top: 0;
	height: 2px;
	background: linear-gradient(90deg, transparent, var(--cw-accent), transparent);
	opacity: 0.85;
	pointer-events: none;
}
.navbar-default {
	background-image: none;
}
.navbar-nav {
	float: none;
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	margin: 0;
}
.navbar-nav > li {
	border-right: none !important;
	border-left: none !important;
	float: none;
}
.navbar-nav > li > a {
	position: relative;
	text-align: center;
	font-size: 15px;
	font-weight: 600;
	letter-spacing: 0.03em;
}
.navbar-default .navbar-nav > li > a {
	color: rgba(255, 255, 255, 0.92);
	padding: 18px 22px;
	transition: color 0.2s ease, background 0.2s ease;
}
.navbar-default .navbar-nav > li > a::after {
	content: "";
	position: absolute;
	left: 50%;
	bottom: 10px;
	width: 0;
	height: 2px;
	background: var(--cw-accent);
	border-radius: 2px;
	transform: translateX(-50%);
	transition: width 0.25s ease;
}
.navbar-default .navbar-nav > li > a:hover,
.navbar-default .navbar-nav > li > a:focus,
.navbar-default .navbar-nav > .active > a,
.navbar-default .navbar-nav > .active > a:hover,
.navbar-default .navbar-nav > .open > a,
.navbar-default .navbar-nav > .open > a:hover,
.navbar-default .navbar-nav > .open > a:focus {
	background-color: rgba(255, 255, 255, 0.08) !important;
	color: #fff !important;
}
.navbar-default .navbar-nav > li > a:hover::after,
.navbar-default .navbar-nav > .active > a::after,
.navbar-default .navbar-nav > .open > a::after {
	width: 28px;
}

.nav_small {
	background: #003070 !important;
	background: rgba(0, 48, 112, 0.97) !important;
	padding: 8px 0 !important;
	border-radius: 0 0 6px 6px !important;
	border: none !important;
	box-shadow: 0 12px 28px rgba(0, 32, 80, 0.35) !important;
	min-width: 200px;
}
.nav_small > li > a {
	line-height: 1.4 !important;
	padding: 10px 18px !important;
	color: rgba(255, 255, 255, 0.9) !important;
	text-align: left !important;
	font-size: 13px;
}
.nav_small > li > a:hover {
	color: #fff !important;
	background-color: var(--cw-accent) !important;
}
.dropdown-menu2 li:hover {
	background-color: var(--cw-accent);
}

@media screen and (min-width: 769px) {
	.logo {
		margin: 0;
		max-height: 72px;
		max-width: 420px;
	}
	.navbar {
		margin-top: 0;
		min-height: 0;
	}
	.navbar-nav > li {
		border-right: none;
	}
	.navbar-default .navbar-nav > li > a {
		padding: 18px 22px;
	}
	.navbar-fixed-top {
		background: linear-gradient(90deg, rgba(0, 48, 112, 0.96), rgba(0, 64, 153, 0.96));
		min-height: 0;
		backdrop-filter: blur(8px);
	}
	.navbar-fixed-top ul.navbar-nav > li > a {
		padding: 14px 20px;
		font-size: 14px;
	}
}

@media screen and (max-width: 768px) {
	.top_menu .container {
		justify-content: flex-end;
	}
	.top_contact {
		display: none;
	}
	.top_lang .icons_topall {
		display: none !important;
	}
	/* 只保留右侧展开箭头，去掉文字旁重复箭头 */
	#app_menudown1 {
		display: none !important;
	}
	.cw-header-main {
		padding: 10px 0;
	}
	.cw-logo-nav-row {
		gap: 12px;
	}
	.cw-logo-link {
		flex: 1 1 auto;
	}
	.logo {
		display: block;
		margin: 0;
		max-width: 220px;
		max-height: 52px;
	}
	.cw-header-search {
		display: none;
	}
	.cw-mobile-nav-toggle {
		display: block;
		float: none;
		margin: 0;
		padding: 9px 10px;
		border: 1px solid var(--cw-blue);
		border-radius: 4px;
		background: var(--cw-blue);
	}
	.cw-mobile-nav-toggle .icon-bar {
		display: block;
		width: 22px;
		height: 2px;
		border-radius: 1px;
		background-color: #fff;
	}
	.cw-mobile-nav-toggle .icon-bar + .icon-bar {
		margin-top: 4px;
	}
	.cw-mobile-nav-toggle:hover,
	.cw-mobile-nav-toggle:focus,
	.cw-mobile-nav-toggle:active {
		background: var(--cw-blue-deep);
		border-color: var(--cw-blue-deep);
	}
	#top_nav.navbar {
		background: transparent;
		min-height: 0;
		margin: 0;
		border: none;
		box-shadow: none;
	}
	#top_nav .container {
		padding-left: 0;
		padding-right: 0;
	}
	#top_nav .container::before {
		display: none;
	}
	#top_nav .navbar-collapse {
		border: none;
		box-shadow: none;
		max-height: none;
		margin: 0;
		background: var(--cw-blue);
	}
	#top_nav .navbar-collapse.collapse {
		display: none !important;
	}
	#top_nav .navbar-collapse.collapse.in,
	#top_nav .navbar-collapse.collapsing {
		display: block !important;
	}
	.navbar-nav {
		display: block;
		margin: 0;
	}
	.navbar-default .navbar-nav > li > a::after {
		display: none;
	}
}