/*
 * SPDX-License-Identifier: BSD-2-Clause
 * SPDX-FileCopyrightText: Copyright (c) 2025 Runxi Yu <https://runxiyu.org>
 */

html {
	font-family: sans-serif;
	background-color: var(--background-color);
	color: var(--text-color);
	--radius-1: 0.32rem;
	--background-color: hsl(0, 0%, 100%);
	--text-color: hsl(0, 0%, 0%);
	--link-color: hsl(320, 50%, 36%);
	--light-text-color: hsl(0, 0%, 45%);
	--darker-border-color: hsl(0, 0%, 72%);
	--lighter-border-color: hsl(0, 0%, 85%);
	--text-decoration-color: hsl(0, 0%, 72%);
	--darker-box-background-color: hsl(0, 0%, 92%);
	--lighter-box-background-color: hsl(0, 0%, 95%);
	--primary-color: hsl(320, 50%, 36%);
	--primary-color-lighter: hsl(320, 50%, 80%);
	--primary-color-contrast: hsl(320, 0%, 100%);
	--danger-color: #ff0000;
	--danger-color-contrast: #ffffff;
}

@media (prefers-color-scheme: dark) {
	html {
		--background-color: hsl(0, 0%, 0%);
		--primary-color-lighter: hsl(320, 50%, 16%);
		--text-color: hsl(0, 0%, 100%);
		--link-color: hsl(320, 50%, 76%);
		--light-text-color: hsl(0, 0%, 78%);
		--darker-border-color: hsl(0, 0%, 35%);
		--lighter-border-color: hsl(0, 0%, 25%);
		--text-decoration-color: hsl(0, 0%, 30%);
		--darker-box-background-color: hsl(0, 0%, 20%);
		--lighter-box-background-color: hsl(0, 0%, 15%);
	}
}

body {
	margin: 0;
	padding: 1rem;
}

main {
	max-width: 720px;
	margin: 0 auto;
}

*:focus-visible {
	outline: 1.5px var(--primary-color) solid;
}

section {
	margin: 0;
}

label {
	display: block;
	font-style: italic;
	margin-top: 1rem;
	margin-bottom: 0.5rem;
}

label + pre {
	margin-top: 0;
}

h1 {
	margin-top: 0;
}

p, summary {
	line-height: 1.2;
	font-size: 1rem;
}

a {
	color: var(--link-color);
	text-decoration-color: var(--text-decoration-color);
}

input[type="text"], pre {
	font-family: monospace;
	overflow-x: auto;
	font-size: 1rem;
	background-color: var(--lighter-box-background-color);
	color: var(--text-color);
	width: 100%;
	padding: 0.5rem;
	border-radius: var(--radius-1);
	border: none;
	box-shadow: inset 0 1px 4px rgba(0, 0, 0, 0.15);
	margin-bottom: 1rem;
	box-sizing: border-box;
}

input[type="submit"] {
	padding: 0.5rem 1rem;
	background-color: var(--primary-color);
	color: var(--primary-color-contrast);
	border: none;
	border-radius: var(--radius-1);
	cursor: pointer;
}

details {
	margin-top: 2rem;
	background-color: var(--lighter-box-background-color);
	padding: 0.5rem;
	border-radius: var(--radius-1);
	box-shadow: inset 0 1px 4px rgba(0, 0, 0, 0.15);
}

::-moz-selection, ::selection {
	background-color: var(--primary-color-lighter);
}