/* QVE 导航：桌面横向，窄屏折叠。压过全站 * { margin: 0 auto } */
.qve-nav,
.qve-nav * {
	box-sizing: border-box;
	margin-left: 0 !important;
	margin-right: 0 !important;
}
.qve-nav {
	position: sticky;
	top: 0;
	z-index: 1000001;
	background: #fff;
	border-bottom: 1px solid #e6eef8;
	box-shadow: 0 2px 10px rgba(23, 148, 255, 0.08);
	font-family: "Microsoft YaHei", "微软雅黑", sans-serif;
}
.qve-nav .qve-nav-inner {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	width: 100%;
	max-width: 1200px;
	margin-left: auto !important;
	margin-right: auto !important;
	padding: 0 12px;
}
.qve-nav-brand {
	display: flex;
	align-items: center;
	flex: 0 0 auto;
	min-height: 60px;
	text-decoration: none !important;
	color: #1d1d1d !important;
	order: 1;
}
.qve-nav-brand img {
	width: 40px;
	height: 40px;
	object-fit: contain;
	display: block;
	flex: 0 0 auto;
}
.qve-nav .qve-nav-name {
	margin-left: 10px !important;
	font-size: 28px;
	font-weight: 400;
	letter-spacing: 1px;
	line-height: 1.15;
	color: #48a6e7;
	white-space: nowrap;
}
.qve-nav .qve-nav-name em {
	font-style: normal;
	font-weight: 400;
	letter-spacing: 1px;
	color: #feac60;
}
.qve-nav .qve-nav-download {
	order: 2;
	margin-left: auto !important;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	height: 34px;
	padding: 0 14px;
	border-radius: 17px;
	background: linear-gradient(90deg, #3ca5ef, #1794ff);
	color: #fff !important;
	font-size: 14px;
	text-decoration: none !important;
	white-space: nowrap;
}
.qve-nav-download:hover {
	color: #fff !important;
	filter: brightness(1.05);
}
.qve-nav .qve-nav-toggle {
	order: 3;
	display: flex;
	flex-direction: column;
	justify-content: center;
	gap: 5px;
	width: 42px;
	height: 42px;
	margin-left: 8px !important;
	padding: 0;
	border: 0;
	background: transparent;
	cursor: pointer;
}
.qve-nav-toggle span {
	display: block;
	width: 20px;
	height: 2px;
	margin: 0 auto !important;
	background: #1794ff;
	border-radius: 2px;
}
.qve-nav-panel {
	order: 4;
	display: none;
	flex: 1 1 100%;
	width: 100%;
	max-height: calc(100vh - 60px);
	overflow: auto;
	padding: 4px 0 16px;
	background: #fff;
}
.qve-nav.is-open .qve-nav-panel {
	display: block;
}
.qve-nav-menu,
.qve-nav-sub,
.qve-nav-mega,
.qve-nav-col > ul {
	list-style: none;
	padding: 0;
	margin: 0 !important;
}
.qve-nav-menu > li > a,
.qve-nav-drop > button,
.qve-nav-col > button {
	display: flex;
	align-items: center;
	justify-content: space-between;
	width: 100%;
	padding: 12px 4px;
	border: 0;
	border-bottom: 1px solid #f2f6fb;
	background: transparent;
	color: #333;
	font-size: 16px;
	text-align: left;
	text-decoration: none !important;
	cursor: pointer;
	font-family: inherit;
}
.qve-nav-menu > li > a:hover,
.qve-nav-drop > button:hover,
.qve-nav-col > button:hover {
	color: #1794ff;
}
.qve-nav .qve-nav-caret {
	width: 0;
	height: 0;
	margin-left: 6px !important;
	border-left: 5px solid transparent;
	border-right: 5px solid transparent;
	border-top: 5px solid #1794ff;
}
.qve-nav-mega {
	display: none;
	padding: 0 0 0 8px;
}
.qve-nav-drop.is-open > .qve-nav-mega {
	display: block;
}
.qve-nav-sub,
.qve-nav-col > ul {
	display: none;
	padding: 4px 0 8px 12px;
}
.qve-nav-drop.is-open > .qve-nav-sub,
.qve-nav-col.is-open > ul {
	display: block;
}
.qve-nav-sub a,
.qve-nav-col a {
	display: block;
	padding: 9px 4px;
	color: #444 !important;
	font-size: 14px;
	text-decoration: none !important;
	border-bottom: 1px solid #f7f9fc;
}
.qve-nav-sub a:hover,
.qve-nav-col a:hover {
	color: #1794ff !important;
}
.qve-nav-col > button {
	color: #1794ff;
	font-weight: 700;
}
#big {
	overflow: visible !important;
}
/* 导航改为文档流后，去掉原先为固定顶栏预留的空白 */
#big > .banner,
#down-banner,
#help-banner {
	padding-top: 0 !important;
}

@media screen and (min-width: 1200px) {
	.qve-nav .qve-nav-inner {
		flex-wrap: nowrap;
		height: 72px;
		padding: 0 8px;
	}
	.qve-nav .qve-nav-toggle {
		display: none !important;
	}
	.qve-nav-panel {
		display: block;
		order: 2;
		flex: 1 1 auto;
		max-height: none;
		overflow: visible;
		padding: 0;
	}
	.qve-nav .qve-nav-download {
		order: 3;
		margin-left: 12px !important;
	}
	.qve-nav-menu {
		display: flex;
		justify-content: flex-end;
		align-items: center;
	}
	.qve-nav-menu > li {
		position: relative;
	}
	.qve-nav-menu > li > a,
	.qve-nav-drop > button {
		width: auto;
		border-bottom: 0;
		padding: 8px 12px;
		white-space: nowrap;
	}
	.qve-nav-sub {
		display: none;
		position: absolute;
		top: 100%;
		left: 0;
		min-width: 220px;
		padding: 8px;
		background: #fff;
		border-radius: 10px;
		box-shadow: 0 12px 32px rgba(15, 60, 120, 0.14);
		z-index: 2;
	}
	.qve-nav-drop:hover > .qve-nav-sub,
	.qve-nav-drop.is-open > .qve-nav-sub {
		display: block;
	}
	.qve-nav-sub a {
		border-bottom: 0;
		border-radius: 6px;
		padding: 8px 10px;
	}
	.qve-nav-sub a:hover {
		background: #f3f9ff;
	}
	.qve-nav-mega {
		display: none;
		position: absolute;
		top: 100%;
		right: 0;
		width: 780px;
		padding: 14px 12px;
		background: #fff;
		border-radius: 12px;
		box-shadow: 0 12px 32px rgba(15, 60, 120, 0.14);
		grid-template-columns: 1.4fr 0.8fr 0.8fr;
		gap: 8px;
		z-index: 2;
	}
	.qve-nav-drop:hover > .qve-nav-mega,
	.qve-nav-drop.is-open > .qve-nav-mega {
		display: grid;
	}
	.qve-nav-col > button {
		width: auto;
		border: 0;
		padding: 4px 8px 8px;
		pointer-events: none;
	}
	.qve-nav-col > ul {
		display: block;
		padding: 0;
		columns: 1;
	}
	.qve-nav-col:first-child > ul {
		columns: 2;
		column-gap: 12px;
	}
	.qve-nav-col a {
		break-inside: avoid;
		border-bottom: 0;
		border-radius: 6px;
	}
	.qve-nav-col a:hover {
		background: #f3f9ff;
	}
}

@media screen and (max-width: 1199px) {
	.qve-nav-brand {
		flex: 0 0 auto;
		min-width: 0;
	}
	.qve-nav .qve-nav-name {
		font-size: 22px;
		white-space: nowrap;
	}
	.qve-nav-brand img {
		width: 36px;
		height: 36px;
	}
	.qve-nav-download,
	.qve-nav-toggle {
		flex: 0 0 auto;
	}
}

@media screen and (max-width: 480px) {
	.qve-nav .qve-nav-name {
		font-size: 18px;
	}
	.qve-nav-brand img {
		width: 32px;
		height: 32px;
	}
	.qve-nav .qve-nav-download {
		padding: 0 10px;
		font-size: 13px;
	}
}

.qve-product-copy {
	clear: both;
	width: 100%;
	background: #fff;
	border-top: 1px solid #eef3f8;
	padding: 8px 0 72px;
	text-align: center;
	font-family: "微软雅黑", "Microsoft YaHei", sans-serif;
	color: #555;
}
.qve-product-copy-inner {
	width: 780px;
	max-width: calc(100% - 48px);
	margin-left: auto !important;
	margin-right: auto !important;
}
.qve-product-copy h2 {
	margin: 64px auto 28px !important;
	font-size: 32px;
	line-height: 43px;
	font-weight: 400;
	letter-spacing: 3px;
	color: #1d1d1d;
	text-align: center;
}
.qve-product-copy h2:first-child {
	margin-top: 56px !important;
}
.qve-product-copy p {
	width: 100%;
	max-width: 100%;
	margin: 0 auto 16px !important;
	font-size: 16px;
	line-height: 32px;
	color: #555;
	text-align: left;
}
.qve-product-copy p:has(strong) {
	text-align: left;
	background: #f8fbff;
	border: 1px solid #e6eef8;
	border-left: 3px solid #1794ff;
	border-radius: 8px;
	padding: 16px 22px 14px;
	margin: 0 auto 12px !important;
	box-sizing: border-box;
}
.qve-product-copy p strong {
	display: block;
	margin: 0 auto 6px !important;
	color: #1d1d1d;
	font-size: 17px;
	font-weight: 600;
	line-height: 28px;
	letter-spacing: 0.5px;
	text-align: left;
}
.qve-product-copy a {
	color: #1794ff;
	text-decoration: none;
}
.qve-product-copy a:hover {
	color: #0e7ad6;
}
@media screen and (max-width: 1199px) {
	.qve-product-copy {
		padding-bottom: 36px;
	}
	.qve-product-copy-inner {
		max-width: calc(100% - 32px);
	}
	.qve-product-copy h2 {
		font-size: 24px;
		line-height: 34px;
		letter-spacing: 1px;
		margin: 36px auto 16px !important;
	}
	.qve-product-copy h2:first-child {
		margin-top: 28px !important;
	}
	.qve-product-copy p,
	.qve-product-copy p strong {
		font-size: 15px;
		line-height: 28px;
	}
	.qve-product-copy p:has(strong) {
		padding: 14px 14px 12px;
	}
}