:root {
	color-scheme: light dark;

	--background-color: #0e1628;
	--secondary-background-color: #112e42;

	--color-blue: rgba(115, 241, 241, .84);
	--text-color: rgba(115, 241, 241, .84);
	--secondary-text-color: #9e9e9e;

	--font-size: 16px;
	--line-height: 26px;

	--border-style: 1px solid #0ff;
	--header-height: 48px;
	--panel-width: 300px;
	--panel-padding: 16px;
	--icon-size: 35px;



}

@media (prefers-color-scheme: dark) {

	:root {
		--background-color: #222;
		--secondary-background-color: #2e2e2e;

		--text-color: #bbb;
		--secondary-text-color: #666;

		--border-style: 1px solid #444;
	}

	#previewsToggler {
		filter: invert(100%);
	}

}

@font-face {
	font-family: 'Roboto Mono';
	src: local('Roboto Mono'), local('RobotoMono-Regular'), url('../AppWebFiles/RobotoMono-Regular.woff2') format('woff2');
	font-style: normal;
	font-weight: 400;
}

@font-face {
	font-family: 'Roboto Mono';
	src: local('Roboto Mono Medium'), local('RobotoMono-Medium'), url('../AppWebFiles/RobotoMono-Medium.woff2') format('woff2');
	font-style: normal;
	font-weight: 500;
}

* {
	box-sizing: border-box;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

html,
body {
	height: 100%;
}

html {
	font-size: calc(var(--font-size) - 1px);
	line-height: calc(var(--line-height) - 1px);
}

body {
	font-family: 'Roboto Mono', monospace;
	margin: 0px;
	color: var(--text-color);
	background-color: var(--background-color);
}

a {
	text-decoration: none;
}

h1 {

	font-size: 18px;
	line-height: 24px;
	font-weight: 500;
}

h2 {
	padding: 0;
	margin: 16px 0;
	font-size: calc(var(--font-size) - 1px);
	line-height: var(--line-height);
	font-weight: 500;
}

h3 {
	margin: 0;
	font-weight: 500;
	font-size: calc(var(--font-size) - 1px);
	line-height: var(--line-height);
	color: var(--secondary-text-color);
}

h1 a {
	color: var(--color-blue);
}

#header {
	display: flex;
	height: var(--header-height);
	border-bottom: var(--border-style);
	align-items: center;
	background-color: #14364c;

}

#header h1 {
	padding-left: var(--panel-padding);
	display: inline-block;
	align-items: center;
	color: var(--color-blue);
	margin-right: auto;
	cursor: pointer;
}

#header #version {
	border: 1px solid var(--color-blue);
	color: var(--color-blue);
	border-radius: 4px;
	line-height: 16px;
	padding: 0px 2px;
	margin-left: 6px;
	font-size: .9rem;
}

#tooltip {
	position: absolute;
	display: none;
	background-color: #fff;
	color: #333;
	padding: 5px;
	border: 1px solid #ccc;
	border-radius: 5px;
}

#panel {
	position: fixed;
	z-index: 100;
	left: 0px;
	width: var(--panel-width);
	height: 100%;
	overflow: auto;
	border-right: var(--border-style);
	display: flex;
	flex-direction: column;
	transition: 0s 0s height;
}

#panel #exitSearchButton {
	width: 48px;
	height: 48px;
	display: none;
	background-color: var(--text-color);
	background-size: var(--icon-size);
	-webkit-mask-image: url(../AppWebFiles/ic_close_black_24dp.svg);
	-webkit-mask-position: 50% 50%;
	-webkit-mask-repeat: no-repeat;
	mask-image: url(../AppWebFiles/ic_close_black_24dp.svg);
	mask-position: 50% 50%;
	mask-repeat: no-repeat;
	cursor: pointer;
	margin-right: 0px;
}

#panel #previewsToggler {
	width: 24px;
	height: 24px;
}

#panel.searchFocused #exitSearchButton {
	display: block;
}

#panel.searchFocused #language {
	display: none;
}

#panel.searchFocused #filterInput {
	-webkit-mask-image: none;
	mask-image: none;
	background-color: inherit;
	padding-left: 0;
}

#panel #expandButton {
	width: 48px;
	height: 48px;
	margin-right: 4px;
	margin-left: 4px;
	display: none;
	cursor: pointer;
	background-color: var(--text-color);
	background-size: var(--icon-size);
	-webkit-mask-image: url(../AppWebFiles/ic_menu_black_24dp.svg);
	-webkit-mask-position: 50% 50%;
	-webkit-mask-repeat: no-repeat;
	mask-image: url(../AppWebFiles/ic_menu_black_24dp.svg);
	mask-position: 50% 50%;
	mask-repeat: no-repeat;
}

#panel #vv4dlogo {
	width: 48px;
	height: 48px;
	margin-left: 8px;
	cursor: pointer;
}

#panel #sections {
	display: flex;
	justify-content: center;
	z-index: 1000;
	position: relative;
	height: 100%;
	align-items: center;
	font-weight: 500;
}

#panel #sections * {
	padding: 0 var(--panel-padding);
	height: 100%;
	position: relative;
	display: flex;
	justify-content: center;
	align-items: center;
}

#panel #sections .selected:after {
	content: "";
	position: absolute;
	left: 0;
	right: 0;
	bottom: -1px;
	border-bottom: 1px solid var(--text-color);
}

#panel #sections a {
	color: var(--secondary-text-color);
}

body.home #panel #sections {
	display: none;
}


#panel #inputWrapper {
	display: flex;
	align-items: center;
	height: var(--header-height);
	padding: 0 0 0 var(--panel-padding);
	position: relative;
	background: var(--background-color);
}

#panel #inputWrapper:after {
	position: absolute;
	left: 0;
	right: 0;
	bottom: 0;
	border-bottom: var(--border-style);
	content: "";
}

#panel #filterInput {
	flex: 1;
	width: 100%;
	font-size: 1rem;
	font-weight: 500;
	color: var(--text-color);
	outline: none;
	border: 0px;
	background-color: var(--text-color);
	background-size: var(--icon-size);
	-webkit-mask-image: url(../AppWebFiles/ic_search_black_24dp.svg);
	-webkit-mask-position: 0 50%;
	-webkit-mask-repeat: no-repeat;
	mask-image: url(../AppWebFiles/ic_search_black_24dp.svg);
	mask-position: 0 50%;
	mask-repeat: no-repeat;
	font-family: 'Roboto Mono', monospace;
}

#panel #language {
	font-family: 'Roboto Mono', monospace;
	font-size: 1rem;
	font-weight: 500;
	color: var(--text-color);
	border: 0px;
	background-image: url(ic_arrow_drop_down_black_24dp.svg);
	background-size: var(--icon-size);
	background-repeat: no-repeat;
	background-position: right center;
	background-color: var(--background-color);
	padding: 2px 24px 4px 24px;
	-webkit-appearance: none;
	-moz-appearance: none;
	appearance: none;
	margin-right: 10px;
	text-align-last: right;
}

#panel #language:focus {
	outline: none;
}

#contentWrapper {
	flex: 1;
	overflow: hidden;
	display: flex;
	flex-direction: column;
}

#panel #content {
	flex: 1;
	overflow-y: auto;
	overflow-x: hidden;
	-webkit-overflow-scrolling: touch;
	padding: 0 var(--panel-padding) var(--panel-padding) var(--panel-padding);
}

#content::-webkit-scrollbar {
	width: 6px;
	/* 设置滚动条的宽度 */
}

/* 定义滚动条的滑块样式 */
#content::-webkit-scrollbar-thumb {
	background-color: #0aa;
	border-radius: 6px;
	/* 设置滚动条滑块的圆角 */
}

/* 鼠标悬停时滚动条滑块的样式 */
#content::-webkit-scrollbar-thumb:hover {
	background-color: #0ff;
}


#panel #content ul {
	list-style-type: none;
	padding: 0px;
	margin: 0px 0 20px 0;
}

#panel #content ul li {
	margin: 1px 0;
}

#panel #content h2:not(.hidden) {
	margin-top: 16px;
	border-top: none;
	padding-top: 0;
}

#panel #content h2:not(.hidden)~h2 {
	margin-top: 32px;
	border-top: var(--border-style);
	padding-top: 12px;
}

#panel #content h3 {
	color: var(--text-color);
	font-weight: 900;
}

#panel #content a {
	position: relative;
	color: var(--text-color);
}

#panel #content a:hover,
#panel #content a:hover .spacer,
#panel #content .selected {
	color: var(--color-blue);
}

#panel #content .selected {
	text-decoration: underline;
}

#panel #content .hidden {
	display: none !important;
}

#panel #content #previewsToggler {
	cursor: pointer;
	float: right;
	margin-top: 18px;
	margin-bottom: -18px;
	opacity: 0.75;
}

#panel #content.minimal .card {
	background-color: transparent;
	margin-bottom: 4px;
}

#panel #content.minimal .cover {
	display: none;
}

#panel #content.minimal .title {
	padding: 0;
	margin-left: 28px
}

#panel #content.minimal #previewsToggler {
	opacity: 1;
}

body.home #panel #content h2 {
	margin-bottom: 2px;
	padding-bottom: 0px;
	margin-top: 18px;
	border-top: none;
	padding-top: 6px;
}

.spacer {
	color: var(--secondary-text-color);
	margin-left: 2px;
	padding-right: 2px;
}

#viewer,
iframe {
	position: absolute;
	border: 0px;
	left: 0;
	right: 0;
	width: 100%;
	height: 100%;
	overflow: auto;
}

/* iframe #viewer {
	display: none;
} */

#viewer {
	padding-left: var(--panel-width);
}

#button {
	position: fixed;
	bottom: 16px;
	right: 16px;

	padding: 12px;
	border-radius: 50%;
	margin-bottom: 0px;

	background-color: #FFF;
	opacity: .9;
	z-index: 999;

	box-shadow: 0 0 4px rgba(0, 0, 0, .15);
}

#button:hover {
	cursor: pointer;
	opacity: 1;
}

#button img {
	display: block;
	width: var(--icon-size);
}

#button.text {
	border-radius: 25px;
	padding-right: 20px;
	padding-left: 20px;
	color: var(--color-blue);
	opacity: 1;
	font-weight: 500;
}


#projects {
	display: grid;
	grid-template-columns: repeat(6, 1fr);
	line-height: 0;
}

#projects a {
	overflow: hidden;
}

#projects a img {
	width: 100%;
	transform: scale(1.0);
	transition: 0.15s transform;
}

#projects a:hover img {
	transform: scale(1.08);
}



@media all and (min-width: 1500px) {
	#projects {
		grid-template-columns: repeat(7, 1fr);
	}
}

@media all and (min-width: 1700px) {
	:root {
		--panel-width: 360px;
		--font-size: 18px;
		--line-height: 28px;
		--header-height: 56px;
		--icon-size: 24px;
	}

	#projects {
		grid-template-columns: repeat(8, 1fr);
	}
}

@media all and (min-width: 1900px) {

	#projects {
		grid-template-columns: repeat(9, 1fr);
	}

}

@media all and (max-width: 1300px) {
	#projects {
		grid-template-columns: repeat(6, 1fr);
	}
}

@media all and (max-width: 1100px) {
	#projects {
		grid-template-columns: repeat(5, 1fr);
	}
}

@media all and (max-width: 900px) {
	#projects {
		grid-template-columns: repeat(4, 1fr);
	}
}

@media all and (max-width: 700px) {
	#projects {
		grid-template-columns: repeat(3, 1fr);
	}
}


.card {
	border-radius: 12px;
	overflow: hidden;
	background-color: var(--secondary-background-color);
	padding-bottom: 6px;
	margin-bottom: 16px;
}

.card.selected {

	box-shadow: 0 0 0 1px #0ff;
	text-decoration: none !important;
}

.card:hover {
	box-shadow: 0 0 0 1px #069;
	text-decoration: none !important;
}


.card .cover {
	padding-bottom: 42.5%;
	/* 16:9 aspect ratio */
	position: relative;
	overflow: hidden;
}

.card .cover img {
	position: absolute;
	width: 100%;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
}

.card .title {
	padding: 8px 12px 4px;
	font-size: calc(var(--font-size) - 1px);
	font-weight: 500;
	line-height: calc(var(--line-height) - 6px);
}

.card .tag {
	background-color: var(--background-color);
	color: var(--color-blue);
	margin-left: 6px;
	padding: 1px 6px 2px;
	border-radius: 2px;
	font-size: calc(var(--font-size) - 2px);
	line-height: calc(var(--line-height) - 6px);
}

/* mobile */

@media all and (max-width: 640px) {

	:root {
		--header-height: 56px;
		--icon-size: 24px;
	}

	#projects {
		grid-template-columns: repeat(2, 1fr);
	}

	#panel #expandButton {
		display: block;
	}

	#panel {
		position: absolute;
		left: 0;
		top: 0;
		width: 100%;
		right: 0;
		z-index: 1000;
		overflow-x: hidden;
		transition: 0s 0s height;
		border: none;
		height: var(--header-height);
		transition: 0s 0.2s height;
	}

	#panel.open {
		height: 100%;
		transition: 0s 0s height;
	}

	#panelScrim {
		pointer-events: none;
		background-color: rgba(0, 0, 0, 0);
		position: absolute;
		left: 0;
		right: 0;
		top: 0;
		bottom: 0;
		z-index: 1000;
		pointer-events: none;
		transition: .2s background-color;
	}

	#panel.open #panelScrim {
		pointer-events: auto;
		background-color: rgba(0, 0, 0, 0.4);
	}

	#contentWrapper {
		position: absolute;
		left: 0;
		top: 0;
		bottom: 0;
		background: var(--background-color);
		box-shadow: 0 0 8px rgba(0, 0, 0, .1);
		width: calc(100vw - 50px);
		/* max-width: 360px; */
		z-index: 10000;
		transition: .25s transform;
		overflow-x: hidden;
		margin-left: -380px;
		line-height: 2rem;
		border-right: var(--border-style);
	}

	#panel.open #contentWrapper {
		transform: translate3d(380px, 0, 0);
	}

	#viewer,
	iframe {
		left: 0;
		top: var(--header-height);
		width: 100%;
		height: calc(100% - var(--header-height));
	}

	#viewer {
		padding-left: 0;
	}
}