/* This file is part of LibreQR, which is distributed under the GNU AGPLv3+ license */

:root {
	@media (prefers-color-scheme: light) {
		color-scheme: light;
	}

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

* {
	font-family: system-ui, sans-serif;
	scrollbar-width: auto;
	scrollbar-color: var(--text) var(--bg);
}

html {
	height: 100%;
}

body {
	display: flex;
	flex-direction: column;
	max-width: 812px;
	height: 100%;
	margin: 0;
	margin-left: auto;
	margin-right: auto;
	font-weight: normal;
	font-size: 20px;
	color: var(--text);
	background-color: var(--bg);
}

a {
	text-decoration: underline;
	color: var(--text);

	&:hover {
		text-decoration: none;
	}
}

nav {
	margin-top: 10px;
	margin-bottom: 10px;
	display: flex;
	justify-content: center;

	& ul {
		display: flex;
		flex-direction: row;
		list-style: none;
		padding: 0;
		margin: 0;

		a {
			text-decoration: none;
		}

		& li {
			& div {
				padding: 8px 25px;
			}

			&.tab-selected {
				border: solid;
				border-width: 2px 2px 0;
				border-radius: 10px 10px 0 0;
				background-color: var(--bg);
			}

			&:not(&.tab-selected) {
				border-bottom: 2px solid;
				border-top: 2px solid var(--bg);

				&:first-child {
					border-left: 2px solid var(--bg);
				}

				&:last-child {
					border-right: 2px solid var(--bg);
				}
			}

			border-color: var(--border);
		}
	}
}

label[for="ssid"] {
	padding-left: 18px;
}

/* Hide content from screen but not from screen readers */
.sr-only {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	border: 0;
}

code {
	font-family: monospace;
	user-select: all;
}

.helpText {
	margin: 5px 0 0;
	padding: 5px;
	border-radius: 10px;
	border-width: 2px;
	border-style: dashed;
	text-align: left;
	background-color: var(--bg-help);
	border-color: var(--border-help);

	p {
		margin-top: 0;
		margin-bottom: 8px;

		&:last-child {
			margin-bottom: 0;
		}
	}
}

#sideParams {
	width: 100%;
	text-align: center;
	display: flex;
	flex-flow: row wrap;
	justify-content: center;

	.param {
		max-width: 270px;
		box-sizing: border-box;
	}
}

summary {
	margin-left: 20px;
	cursor: help;
}

#qrCode {
	max-width: 94%;
	width: auto;
	height: auto;

	--qr-border-width: 2px;
	--qr-border-length: 16px;

	padding: var(--qr-border-width);

	&.needLightContrast {
		@media (prefers-color-scheme: light) {
			background:
				linear-gradient(to right, var(--border-qr) var(--qr-border-width), transparent 0) 0 0,
				linear-gradient(to right, var(--border-qr) var(--qr-border-width), transparent 0) 0 100%,
				linear-gradient(to left, var(--border-qr) var(--qr-border-width), transparent 0) 100% 0,
				linear-gradient(to left, var(--border-qr) var(--qr-border-width), transparent 0) 100% 100%,
				linear-gradient(to bottom, var(--border-qr) var(--qr-border-width), transparent 0) 0 0,
				linear-gradient(to bottom, var(--border-qr) var(--qr-border-width), transparent 0) 100% 0,
				linear-gradient(to top, var(--border-qr) var(--qr-border-width), transparent 0) 0 100%,
				linear-gradient(to top, var(--border-qr) var(--qr-border-width), transparent 0) 100% 100%;
			background-repeat: no-repeat;
			background-size: var(--qr-border-length) var(--qr-border-length);
		}
	}

	&.needDarkContrast {
		@media (prefers-color-scheme: dark) {
			background:
				linear-gradient(to right, var(--border-qr) var(--qr-border-width), transparent 0) 0 0,
				linear-gradient(to right, var(--border-qr) var(--qr-border-width), transparent 0) 0 100%,
				linear-gradient(to left, var(--border-qr) var(--qr-border-width), transparent 0) 100% 0,
				linear-gradient(to left, var(--border-qr) var(--qr-border-width), transparent 0) 100% 100%,
				linear-gradient(to bottom, var(--border-qr) var(--qr-border-width), transparent 0) 0 0,
				linear-gradient(to bottom, var(--border-qr) var(--qr-border-width), transparent 0) 100% 0,
				linear-gradient(to top, var(--border-qr) var(--qr-border-width), transparent 0) 0 100%,
				linear-gradient(to top, var(--border-qr) var(--qr-border-width), transparent 0) 100% 100%;
			background-repeat: no-repeat;
			background-size: var(--qr-border-length) var(--qr-border-length);
		}
	}
}

#output form,
#output input[type="submit"],
#output p {
	display: inline;
}

#output input[type="submit"] {
	font-size: 20px;
	padding: 5px 10px;
}

.centered {
	text-align: center;
}

.button {
	padding: 3px 10px;
	text-decoration: none;
}

header {
	text-align: center;
	padding-top: 12px;
	height: 64px;
}

#linkTitles::before {
	width: 64px;
	height: 64px;
	content: "";
	background-repeat: no-repeat;
	background-image: var(--logo);
}

hgroup p {
	margin: 0;
}

#titles {
	margin-left: 2%;
}

h1,
h2,
h3,
h4,
h5,
h6 {
	margin: 0;
	font-weight: normal;
}

h1 {
	font-size: 29px;
}

h2 {
	font-size: 22px;
}

#linkTitles {
	text-align: left;
	justify-content: center;
	text-decoration: none;
	display: flex;
	flex-direction: row;
}

#downloadQR {
	margin-top: 20px;
}

#showOnlyQR {
	margin-top: 30px;
}

.param {
	padding: 4px;
	margin-left: 0;
	margin-right: 0;
}

::selection {
	color: var(--bg);
	background-color: var(--text);
}

label[for="txt"] summary {
	margin-left: 22px;
}

#colors {
	display: flex;
	flex-flow: row wrap;
	justify-content: space-around;
	text-align: center;

	.param {
		text-align: center;
		display: flex;
		justify-content: center;
		flex-direction: column;
		align-items: center;
	}
}

.metaText {
	padding: 6px;
	color: var(--text);

	a,
	a:visited {
		text-decoration: underline;
		color: var(--text);
	}

}

footer {
	font-size: 16px;
	margin-top: auto;
	padding-top: 10px;
	text-align: left;
}

small {
	font-size: 14px;
}

#info {
	font-size: 16px;
	margin: 0;

	h3 {
		font-size: 20px;
		font-weight: normal;
		padding-bottom: 10px;
	}
}

/* Inputs */

#redundancy,
#margin,
#ssid,
#password,
#txt,
#size,
input[type="color"],
input[type="submit"],
.button {
	border-width: 2px;
	border-style: solid;
	border-radius: 10px;
	font-size: 20px;
	padding-left: 10px;
	font-weight: normal;
	transition: border-color 0.1s ease;
	margin: 6px;
	color: var(--text);
	background-color: var(--bg-field);
	border-color: var(--border);

	&:hover {
		border-width: 3px;
		margin: 5px;
		border-style: solid;
		border-color: var(--border-hover);
	}

	&:focus {
		border-width: 4px;
		margin: 4px;
		border-style: solid;
		outline: none;
		border-color: var(--border-focus);
	}
}

#password,
#ssid {
	height: 38px;
}

#redundancy {
	width: 250px;
	height: 44px;

	&:hover {
		width: 252px;
		height: 46px;
	}

	&:focus {
		width: 254px;
		height: 48px;
	}
}

input[type="color"] {
	height: 60px;
	width: 84px;
	padding: 5px;

	&:hover {
		height: 62px;
		width: 86px;
	}

	&:focus {
		height: 64px;
		width: 88px;
	}
}

#size,
#margin {
	width: 234px;
	height: 38px;
}

#redundancy,
#size,
#margin {
	background-color: var(--bg-field);
}

.textboxParam {
	display: flex;
	flex-direction: column;
}

#txt {
	padding: 10px;
	width: auto;
	scrollbar-width: auto;
	background-color: var(--bg-textarea);
	color: var(--textarea-text);
	scrollbar-color: var(--textarea-text) var(--bg-textarea);
}

input[type="submit"] {
	cursor: pointer;
	font-size: 28px;
	padding: 10px;
	padding-left: 14px;
	padding-right: 14px;
}

#password::placeholder,
#ssid::placeholder,
#txt::placeholder {
	opacity: 1;
	font-family: system-ui, sans-serif;
	font-weight: normal;
	font-size: 1em;
	color: var(--textarea-placeholder);
}

a[download]::before {
	content: "💾 ";
	filter:
		drop-shadow(-1px 1px 1px white) drop-shadow(1px -1px 1px white);
}