/*! ricss v1.0 (c) 2026 Iangar Rajat Ravi — MIT License */
:root {
	color-scheme: light dark;
	interpolate-size: allow-keywords;
	--ri-border-size: 2px;
	--ri-border-radius: 0.5rem;
	--ri-heading-weight: 700;
	--ri-spacing: 1rem;
	--ri-code: ui-monospace, monospace;
	--ri-sans: system-ui, sans-serif;
	--ri-serif: ui-serif, serif;
}
:root,
[data-ri-color],
[data-ri-hue] {
	--ri-color: #22b;
	--ri-accent: light-dark(
		oklch(from var(--ri-color) 60% 0.2 h),
		oklch(from var(--ri-color) 60% 0.16 h)
	);
	--ri-accent-hover: light-dark(
		oklch(from var(--ri-color) 52% 0.2 h),
		oklch(from var(--ri-color) 52% 0.16 h)
	);
	--ri-background: light-dark(
		oklch(from var(--ri-color) 99% 0.01 h),
		oklch(from var(--ri-color) 14% 0.01 h)
	);
	--ri-border-color: light-dark(
		oklch(from var(--ri-color) 88% 0.02 h),
		oklch(from var(--ri-color) 33% 0.02 h)
	);
	--ri-card-background: light-dark(
		oklch(from var(--ri-color) 96% 0.02 h),
		oklch(from var(--ri-color) 18% 0.01 h)
	);
	--ri-header-footer-color: light-dark(
		oklch(from var(--ri-color) 94% 0.04 h),
		oklch(from var(--ri-color) 22% 0.02 h)
	);
	--ri-input-background-color: light-dark(
		oklch(from var(--ri-color) 92% 0.02 h),
		oklch(from var(--ri-color) 22% 0.01 h)
	);
	--ri-text: light-dark(
		oklch(from var(--ri-color) 20% 0.02 h),
		oklch(from var(--ri-color) 80% 0.02 h)
	);
	--ri-text-muted: light-dark(
		oklch(from var(--ri-color) 40% 0.02 h),
		oklch(from var(--ri-color) 60% 0.02 h)
	);
	--ri-border: var(--ri-border-size) solid var(--ri-border-color);
}
[data-ri-color] {
	--ri-color: attr(data-ri-color type(<color>), #22b);
}
[data-ri-hue] {
	--ri-color: oklch(0 0 attr(data-ri-hue type(<number>), 240));
}
*,
::after,
::before {
	box-sizing: border-box;
	padding: 0;
}
:not(dialog) {
	margin: 0;
}
html {
	scroll-behavior: smooth;
}
body {
	--ri-max-width: min(80ch, 100%);
	accent-color: var(--ri-accent);
	background: var(--ri-background);
	color: var(--ri-text);
	font-family: var(--ri-sans);
	font-weight: 400;
	inline-size: var(--ri-max-width);
	line-height: 1.5;
	margin-inline: auto;
	padding-inline: var(--ri-spacing);
	tab-size: 2;
}
article,
aside,
blockquote,
details,
dl,
fieldset,
figure,
form,
h1,
h2,
h3,
h4,
h5,
h6,
hr,
ol,
p,
pre,
summary,
table,
ul {
	margin-block: var(--ri-spacing);
}
footer,
header {
	padding-block: var(--ri-spacing);
}
header {
	border-block-end: var(--ri-border);
}
footer {
	border-block-start: var(--ri-border);
}
hr {
	border: none;
	border-block-end: var(--ri-border);
}
a {
	color: var(--ri-accent);
}
dd,
ol,
ul {
	list-style-position: inside;
	padding-inline-start: 2ch;
}
nav {
	> :is(ul, ol, menu),
	& {
		align-items: center;
		display: flex;
		flex-wrap: wrap;
		gap: var(--ri-spacing);
		justify-content: space-between;
	}
	menu,
	ol,
	ul {
		list-style: none;
		padding: 0;
	}
	a,
	a:hover {
		text-decoration: none;
	}
}
h1,
h2,
h3,
h4,
h5,
h6 {
	font-weight: var(--ri-heading-weight);
	hyphens: auto;
	overflow-wrap: break-word;
	text-wrap: balance;
}
caption,
dt,
figcaption,
summary,
tfoot,
thead {
	font-weight: var(--ri-heading-weight);
}
h1 {
	font-size: 275%;
}
h2 {
	font-size: 250%;
}
h3 {
	font-size: 225%;
}
h4 {
	font-size: 175%;
}
h5 {
	font-size: 150%;
}
h6,
nav > strong {
	font-size: 125%;
}
caption,
figcaption,
legend,
p,
small {
	hyphens: auto;
	overflow-wrap: break-word;
	text-wrap: pretty;
}
abbr,
ins {
	text-underline-offset: 0.1em;
}
blockquote,
pre {
	border-radius: var(--ri-border-radius);
	padding: var(--ri-spacing);
}
blockquote {
	background: var(--ri-header-footer-color);
	border-inline-start: calc(var(--ri-border-size) * 3) solid
		var(--ri-border-color);
	font-family: var(--ri-serif);
}
code,
kbd,
pre,
samp {
	font-family: var(--ri-code);
	font-size: 95%;
}
code,
kbd {
	display: inline-block;
	border-radius: var(--ri-border-radius);
	padding-inline: 0.2lh;
}
code {
	color: var(--ri-accent);
	background: var(--ri-input-background-color);
}
pre {
	background: var(--ri-input-background-color);
	overflow: auto;
	white-space: pre;
	code {
		background: transparent;
		padding: 0;
	}
}
ins {
	text-decoration-color: var(--ri-accent-hover);
}
kbd,
mark {
	color: var(--ri-background);
}
kbd {
	background: var(--ri-text);
}
mark {
	background: var(--ri-accent);
}
caption,
del,
figcaption,
small,
sub,
sup {
	&:not(del) {
		font-size: 80%;
	}
	&:not(sup, sub) {
		color: var(--ri-text-muted);
	}
}
table {
	border-collapse: collapse;
	inline-size: 100%;
	div:has(> &) {
		border-radius: var(--ri-border-radius);
		overflow: auto;
	}
	tbody tr:nth-child(odd) {
		background-color: var(--ri-header-footer-color);
	}
	tfoot {
		border-block-start: var(--ri-border);
	}
	thead {
		border-block-end: var(--ri-border);
	}
	td,
	th {
		padding: var(--ri-spacing);
		text-align: start;
	}
}
fieldset,
form:not(:has(fieldset)) {
	background: var(--ri-card-background);
	border: var(--ri-border);
	border-radius: var(--ri-border-radius);
	display: flex;
	flex-direction: column;
	gap: var(--ri-spacing);
	padding: var(--ri-spacing);
}
fieldset {
	margin-block-start: 1lh;
}
legend {
	background: inherit;
	border: var(--ri-border);
	border-block-end: none;
	border-start-end-radius: var(--ri-border-radius);
	border-start-start-radius: var(--ri-border-radius);
	margin-inline-start: var(--ri-border-radius);
	padding-block-start: 0.5ch;
	padding-inline: var(--ri-spacing);
	transform: translateY(-50%);
}
select {
	&,
	&::picker(select) {
		appearance: base-select;
		border-radius: var(--ri-border-radius);
	}
	&[multiple] {
		padding: 0;
	}
	option {
		padding-inline: var(--ri-spacing);
	}
}
::-moz-color-swatch {
	border-radius: var(--ri-border-radius);
}
::-webkit-color-swatch {
	border-radius: var(--ri-border-radius);
}
textarea {
	field-sizing: content;
	min-block-size: 5lh;
	resize: vertical;
}
button,
input,
select,
textarea {
	background: var(--ri-input-background-color);
	border: var(--ri-border);
	border-radius: var(--ri-border-radius);
	color: var(--ri-text);
	font: inherit;
	font-size: inherit;
	label > & {
		margin-top: 1rem;
	}
}
button,
input::file-selector-button,
input:is([type='button'], [type='reset'], [type='submit']),
[role='button'] {
	background: var(--ri-accent);
	border: none;
	border-radius: var(--ri-border-radius);
	color: var(--ri-background);
	display: inline-block;
	padding: var(--ri-spacing);
	text-align: center;
	text-decoration: none;
	&.ri-button-secondary {
		background: var(--ri-text);
		&:hover {
			background: var(--ri-text-muted);
		}
	}
	&:hover {
		background: var(--ri-accent-hover);
		text-decoration: none;
	}
	&[disabled] {
		background: var(--ri-accent-hover);
		cursor: not-allowed;
		pointer-events: none;
	}
}
input:not(
	[type='button'],
	[type='checkbox'],
	[type='color'],
	[type='radio'],
	[type='range'],
	[type='reset'],
	[type='submit']
),
select,
textarea {
	inline-size: 100%;
	padding: var(--ri-spacing);
}
canvas,
img,
picture,
svg,
video {
	block-size: auto;
	display: block;
	max-inline-size: 100%;
	&:not(svg) {
		border-radius: var(--ri-border-radius);
	}
}
article,
aside,
details,
dialog,
table {
	border-radius: var(--ri-border-radius);
	overflow: clip;
	&:not(aside) {
		background: var(--ri-card-background);
		color: var(--ri-text);
	}
	&:not(details) > * {
		padding: var(--ri-spacing);
	}
}
aside,
dialog {
	border: var(--ri-border);
}
aside {
	background: var(--ri-background);
}
:is(article, dialog[open]) > :is(caption, footer, header) {
	background: var(--ri-header-footer-color);
}
details {
	padding-inline: var(--ri-spacing);
	summary {
		display: list-item;
		padding-block-start: var(--ri-spacing);
	}
	> :last-child {
		padding-block-end: var(--ri-spacing);
	}
	&::details-content {
		block-size: 0;
		overflow: clip;
		transition: all 0.2s allow-discrete;
	}
	&[open]::details-content {
		block-size: fit-content;
	}
}
dialog {
	inline-size: var(--ri-max-width);
	padding: 0;
	&::backdrop {
		background: #000;
		opacity: 0.8;
	}
}
progress {
	appearance: none;
	background: var(--ri-background);
	border: var(--ri-border);
	border-radius: var(--ri-border-radius);
	overflow: hidden;
	inline-size: 100%;
	&::-webkit-progress-bar {
		background: var(--ri-background);
	}
	&::-webkit-progress-value {
		background: var(--ri-accent);
	}
	&::-moz-progress-bar {
		background: var(--ri-accent);
	}
}
.ri-form-group {
	display: flex;
	> :not(:first-child) {
		border-end-start-radius: 0;
		border-start-start-radius: 0;
	}
	> :not(:last-child) {
		border-start-end-radius: 0;
		border-end-end-radius: 0;
	}
}
.ri-font-code {
	font-family: var(--ri-code);
}
.ri-font-sans {
	font-family: var(--ri-sans);
}
.ri-font-serif {
	font-family: var(--ri-serif);
}
.ri-grid,
.ri-grid-fix {
	align-items: start;
	display: grid;
	gap: var(--ri-spacing);
	grid-template-columns: repeat(auto-fit, minmax(30ch, 1fr));
	> * {
		margin-block: 0;
	}
}
.ri-grid-fix {
	grid-template-columns: repeat(auto-fill, minmax(30ch, 1fr));
}
.ri-rounded-max {
	--ri-border-radius: 1.5rem;
}
.ri-rounded-min {
	--ri-border-radius: 0.5rem;
}
.ri-rounded-none {
	--ri-border-radius: 0;
}
.ri-theme-dark {
	color-scheme: dark;
}
.ri-theme-light {
	color-scheme: light;
}
.ri-width-full {
	--ri-max-width: min(1200px, 100%);
}