:root {
	color-scheme: light dark;
	font-family: "Segoe UI", Arial, sans-serif;
	background: light-dark(#faf9ff, #1e1c2a);
	color: light-dark(#282139, #f3efff);
}

html {
	scroll-behavior: smooth;
}

body {
	margin: 0;
	min-width: 320px;
}

button,
summary,
a {
	-webkit-tap-highlight-color: transparent;
}

button,
summary {
	cursor: pointer;
}

button:focus-visible,
summary:focus-visible,
a:focus-visible,
video:focus-visible {
	outline: 2px solid currentColor;
	outline-offset: 4px;
}

[hidden] {
	display: none !important;
}

.skip-link {
	position: fixed;
	top: 10px;
	left: 10px;
	z-index: 50;
	padding: 12px 18px;
	border-radius: 10px;
	background: light-dark(#6250ce, #c1b4ff);
	color: light-dark(#fff, #272138);
	transform: translateY(-150%);
}

.skip-link:focus {
	transform: translateY(0);
}

.announcement {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip-path: inset(50%);
	white-space: nowrap;
}

.app {
	--bg: light-dark(#faf9ff, #1e1c2a);
	--surface: light-dark(#ffffff, #292634);
	--text: light-dark(#282139, #f3efff);
	--muted: light-dark(#706682, #c4bbd4);
	--line: light-dark(#e5deef, #4e465f);
	--accent: light-dark(#6250ce, #c1b4ff);
	--onaccent: light-dark(#ffffff, #272138);
	--peach: light-dark(#f2c4a8, #dca78a);
	--peachsoft: light-dark(#ffebde, #493933);
	--soft: color-mix(in srgb, var(--accent) 10%, var(--surface));
	--media: light-dark(#eeebf6, #393344);
	--amber: light-dark(#785520, #f1ce95);
	--amberbg: light-dark(#f8f0df, #3d3425);
	--radius: 20px;
	width: 100%;
	margin: 0 auto;
	color: var(--text);
	font-family: Inter, "Segoe UI", Arial, sans-serif;
	font-size: 15px;
	line-height: 1.5;
	text-align: left;
}

.app *,
.app *::before,
.app *::after {
	box-sizing: border-box;
}

.app button,
.app input,
.app select {
	font: inherit;
}

.app button {
	cursor: inherit;
}

.app button:disabled {
	cursor: default;
	opacity: .5;
}

.app button {
	-webkit-tap-highlight-color: transparent;
}

.frame {
	display: grid;
	grid-template-columns: 174px minmax(0, 1fr);
	overflow: hidden;
	border: 1px solid var(--line);
	border-radius: 24px;
	background: var(--bg);
}

.sidebar {
	background: var(--surface);
	padding: 30px 16px 22px;
	border-right: 1px solid var(--line);
	display: flex;
	flex-direction: column;
}

.brand {
	display: flex;
	align-items: center;
	gap: 9px;
	font-size: 25px;
	font-weight: 700;
	letter-spacing: -1.2px;
	line-height: 1.2;
}

.app .brand-button {
	width: fit-content;
	max-width: 100%;
	min-height: 44px;
	padding: 0;
	border: 0;
	background: transparent;
	color: var(--text);
	font-size: 25px;
	line-height: 1.2;
	font-weight: 700;
	text-align: left;
}

.app .brand-button[aria-current="page"] {
	color: var(--accent);
}

.brandmark {
	position: relative;
	width: 34px;
	height: 36px;
	flex: 0 0 auto;
	border-radius: 11px;
	display: grid;
	place-items: center;
	background: var(--accent);
	color: var(--onaccent);
	font-size: 27px;
	font-weight: 650;
	letter-spacing: -1.8px;
	padding: 0 2px 5px 0;
}

.brandmark::after {
	content: "";
	position: absolute;
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: var(--peach);
	bottom: 4px;
	right: 4px;
}

.sidebar .brand {
	margin-left: 9px;
}

.sidebar nav {
	display: grid;
	gap: 7px;
	margin-top: 44px;
}

.navitem {
	appearance: none;
	display: flex;
	align-items: center;
	gap: 11px;
	padding: 12px 14px;
	min-height: 46px;
	border: 0;
	border-radius: 12px;
	background: transparent;
	color: var(--muted);
	text-align: left;
	font-size: 14px;
	font-weight: 500;
}

.navitem .icon {
	flex: 0 0 auto;
	width: 19px;
	height: 19px;
}

.navitem[aria-current="page"] {
	background: var(--soft);
	color: var(--accent);
}

.navitem:hover {
	background: var(--soft);
}

.sidefoot {
	margin: auto 10px 0;
	padding-top: 40px;
	color: var(--muted);
	font-size: 12px;
}

.sidefoot strong {
	display: block;
	font-weight: 550;
	color: var(--text);
	margin-bottom: 3px;
}

.main {
	min-width: 0;
	min-height: 754px;
	display: flex;
	flex-direction: column;
}

.header {
	position: relative;
	z-index: 5;
	padding: 22px 30px;
	min-height: 81px;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	border-bottom: 1px solid var(--line);
	background: var(--bg);
}

.location {
	font-size: 13px;
	color: var(--muted);
}

.header-right {
	display: flex;
	gap: 12px;
	align-items: center;
}

.preview {
	color: var(--muted);
	border: 1px solid var(--line);
	border-radius: 7px;
	padding: 3px 7px;
	font-size: 11px;
	letter-spacing: .4px;
}

.avatar {
	width: 34px;
	height: 34px;
	display: grid;
	place-items: center;
	border-radius: 50%;
	background: var(--soft);
	color: var(--accent);
	border: 0;
}

.theme-toggle {
	display: grid;
	place-items: center;
	width: 44px;
	height: 44px;
	flex: 0 0 auto;
	border: 1px solid var(--line);
	border-radius: 12px;
	color: var(--text);
	background: var(--surface);
}

.theme-toggle:hover {
	background: var(--soft);
}

.theme-toggle .icon {
	width: 19px;
	height: 19px;
}

.language-control {
	position: relative;
	display: block;
	flex: 0 0 44px;
	width: 44px;
	height: 44px;
}

.app .language {
	position: relative;
	display: block;
	width: 44px;
	height: 44px;
	min-height: 44px;
	margin: 0;
	padding: 0;
	list-style: none;
	border: 1px solid var(--line);
	border-radius: 12px;
	background: var(--surface);
	color: var(--text);
	font-size: 14px;
}

.language::-webkit-details-marker {
	display: none;
}

.language::marker {
	content: "";
}

.language-control[open]>.language {
	background: var(--soft);
	border-color: var(--accent);
}

.language>.icon {
	position: absolute;
	z-index: 2;
	top: 3px;
	left: 50%;
	width: 18px;
	height: 18px;
	transform: translateX(-50%);
	color: var(--muted);
	pointer-events: none;
}

.language-code {
	position: absolute;
	z-index: 2;
	left: 50%;
	bottom: 3px;
	height: 15px;
	min-width: 22px;
	padding: 0 3px;
	transform: translateX(-50%);
	border: 1px solid var(--line);
	border-radius: 4px;
	background: var(--surface);
	color: var(--accent);
	font-size: 11px;
	font-weight: 500;
	line-height: 13px;
	text-align: center;
	white-space: nowrap;
	pointer-events: none;
}

.language-menu {
	position: absolute;
	top: calc(100% + 8px);
	right: 0;
	z-index: 20;
	display: grid;
	gap: 3px;
	width: 172px;
	padding: 6px;
	border: 1px solid var(--line);
	border-radius: 14px;
	background: var(--surface);
	box-shadow: 0 10px 28px color-mix(in srgb, var(--text) 12%, transparent);
}

.language-control:not([open]) .language-menu {
	display: none;
}

.app .language-option {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 14px;
	min-height: 44px;
	width: 100%;
	padding: 9px 11px;
	border: 0;
	border-radius: 9px;
	background: transparent;
	color: var(--text);
	text-align: left;
	font-size: 14px;
	font-weight: 400;
}

.app .language-option[aria-pressed="true"] {
	background: var(--soft);
	color: var(--accent);
}

.language-option .icon {
	width: 16px;
	height: 16px;
	flex: 0 0 auto;
	color: var(--accent);
}

.language-option[aria-pressed="false"] .icon {
	visibility: hidden;
}

.app .language-option:focus-visible {
	background: var(--soft);
}

@media (hover:hover) and (pointer:fine) {
	.app .language-option:hover {
		background: var(--soft);
	}
}

@media (prefers-reduced-motion:no-preference) {
	.language-control[open] .language-menu {
		animation: language-reveal 160ms ease-out;
	}

	.language-option {
		transition: background-color 160ms ease-out, color 160ms ease-out;
	}

	@keyframes language-reveal {
		from {
			opacity: 0;
			transform: translateY(-4px);
		}

		to {
			opacity: 1;
			transform: translateY(0);
		}
	}
}

.header-right .avatar {
	width: 44px;
	height: 44px;
}

.mobilebrand {
	display: none;
}

.topnav {
	display: none;
}

.view {
	flex: 1;
	min-width: 0;
	padding: 32px;
}

.about-intro {
	margin-top: 24px;
	padding: 23px;
	background: var(--soft);
	border-radius: var(--radius);
}

.about-intro h2 {
	font-size: 20px;
	font-weight: 550;
	letter-spacing: -.4px;
}

.about-intro p {
	font-size: 14px;
	color: var(--muted);
	margin-top: 9px;
	max-width: 60ch;
}

.team {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(100%, 180px), 1fr));
	gap: 11px;
}

.creator {
	min-width: 0;
	padding: 18px 14px;
	background: var(--surface);
	border: 1px solid var(--line);
	border-radius: var(--radius);
}

.creator-avatar {
	display: grid;
	place-items: center;
	width: 39px;
	height: 39px;
	margin-bottom: 13px;
	border-radius: 50%;
	background: var(--soft);
	color: var(--accent);
	font-size: 12px;
	font-weight: 550;
}

.creator h3 {
	font-size: 14px;
	font-weight: 550;
	line-height: 1.4;
	overflow-wrap: anywhere;
}

.creator-info {
	min-width: 0;
}

.social {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	min-height: 44px;
	max-width: 100%;
	margin-top: 8px;
	padding: 6px 8px;
	border: 1px solid var(--line);
	border-radius: 10px;
	background: var(--soft);
	color: var(--accent);
	font-size: 12px;
	font-weight: 500;
	text-decoration: none;
}

.social span {
	min-width: 0;
	overflow-wrap: anywhere;
}

.social .icon {
	flex: 0 0 auto;
	width: 14px;
	height: 14px;
}

.about-status {
	display: flex;
	align-items: flex-start;
	gap: 8px;
	margin-top: 20px !important;
	color: var(--muted);
	font-size: 12px;
}

.about-status .icon {
	flex: 0 0 auto;
	width: 16px;
	height: 16px;
	margin-top: 1px;
}

.view h1,
.view h2,
.view h3,
.view p {
	margin: 0;
}

.eyebrow {
	font-size: 11px;
	font-weight: 600;
	letter-spacing: 1.6px;
	text-transform: uppercase;
	color: var(--muted);
}

.view h1 {
	font-size: 29px;
	line-height: 1.2;
	letter-spacing: -1px;
	font-weight: 600;
	margin-top: 7px;
}

.intro {
	color: var(--muted);
	margin-top: 9px !important;
	font-size: 14px;
	max-width: 50ch;
}

.sectionhead {
	display: flex;
	justify-content: space-between;
	align-items: center;
	flex-wrap: wrap;
	gap: 8px;
	margin: 28px 0 13px;
}

.sectionhead h2 {
	font-size: 16px;
	font-weight: 550;
	letter-spacing: -.3px;
}

.link {
	border: 0;
	background: transparent;
	color: var(--accent);
	padding: 7px 0;
	font-size: 13px;
	font-weight: 550;
	display: inline-flex;
	gap: 5px;
	align-items: center;
	min-height: 36px;
}

.link .icon {
	width: 15px;
	height: 15px;
}

.primary,
.secondary {
	display: inline-flex;
	justify-content: center;
	align-items: center;
	gap: 9px;
	min-height: 46px;
	padding: 12px 19px;
	border-radius: 12px;
	border: 1px solid transparent;
	font-size: 14px;
	font-weight: 550;
	text-decoration: none;
}

.primary {
	color: var(--onaccent);
	background: var(--accent);
}

.primary:hover {
	filter: brightness(.95);
}



.secondary {
	color: var(--text);
	background: var(--surface);
	border-color: var(--line);
}

.primary .icon,
.secondary .icon {
	width: 17px;
	height: 17px;
	flex: 0 0 auto;
}

.wide {
	width: 100%;
}

.hero {
	position: relative;
	background: var(--soft);
	border-radius: var(--radius);
	padding: 29px;
	margin-top: 25px;
	min-height: 228px;
	display: grid;
	grid-template-columns: minmax(0, 1fr) 135px;
	align-items: center;
	gap: 20px;
}

.hero .eyebrow {
	color: var(--accent);
}

.hero h2 {
	font-size: 32px;
	letter-spacing: -1.1px;
	font-weight: 550;
	line-height: 1.15;
	margin: 12px 0 !important;
}

.hero p {
	font-size: 13px;
	color: var(--muted);
	margin-bottom: 22px;
}

.hero-symbol {
	min-height: 140px;
	display: flex;
	flex-direction: column;
	justify-content: center;
	gap: 8px;
}

.wordcard {
	background: var(--surface);
	border-radius: 13px;
	padding: 13px 15px;
	border: 1px solid color-mix(in srgb, var(--accent) 12%, var(--surface));
}

.wordcard:last-child {
	margin-left: 16px;
}

.wordcard strong {
	font-size: 17px;
	font-weight: 550;
	display: block;
	letter-spacing: -.4px;
}

.wordcard span {
	color: var(--muted);
	font-size: 12px;
}

.hero-art {
	position: relative;
	min-height: 175px;
	width: 182px;
	align-self: center;
	margin-right: 0;
	color: var(--accent);
}

.art-orbit {
	position: absolute;
	width: 146px;
	height: 146px;
	border: 1px solid color-mix(in srgb, var(--accent) 20%, transparent);
	border-radius: 50%;
	top: 10px;
	left: 17px;
}

.art-paper {
	position: absolute;
	width: 92px;
	height: 111px;
	border-radius: 16px;
	background: var(--surface);
	display: flex;
	align-items: center;
	justify-content: center;
	flex-direction: column;
	gap: 9px;
	border: 1px solid var(--line);
}

.art-paper:first-of-type {
	left: 6px;
	top: 22px;
	transform: rotate(-10deg);
}

.art-paper.art-front {
	left: 84px;
	top: 54px;
	width: 84px;
	height: 101px;
	background: var(--peachsoft);
	border-color: color-mix(in srgb, var(--peach) 55%, var(--surface));
	transform: rotate(9deg);
}

.art-paper b {
	font-size: 31px;
	font-weight: 550;
	letter-spacing: -1px;
}

.art-paper .icon {
	width: 29px;
	height: 29px;
	stroke-width: 1.5;
}

.art-line {
	width: 34px;
	height: 3px;
	border-radius: 3px;
	background: color-mix(in srgb, var(--accent) 22%, var(--surface));
}

.art-dot {
	width: 14px;
	height: 14px;
	position: absolute;
	border-radius: 50%;
	background: var(--peach);
	top: 16px;
	right: 12px;
}

.hero {
	grid-template-columns: minmax(0, 1fr) 182px;
}

.topic-visual {
	position: relative;
	flex: 0 0 auto;
	width: 55px;
	height: 62px;
	border-radius: 14px;
	background: var(--soft);
	display: grid;
	place-items: center;
	color: var(--accent);
	overflow: hidden;
}

.topic-visual::before {
	content: "";
	width: 28px;
	height: 28px;
	border-radius: 50%;
	background: var(--peach);
	position: absolute;
	top: -9px;
	right: -8px;
}

.topic-visual .icon {
	width: 24px;
	height: 24px;
	stroke-width: 1.5;
	position: relative;
}

.topic:nth-child(even) .topic-visual {
	background: var(--peachsoft);
}

.topic:nth-child(even) .topic-visual::before {
	background: color-mix(in srgb, var(--accent) 15%, var(--surface));
}

.grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 12px;
}

.topic {
	background: var(--surface);
	border: 1px solid var(--line);
	border-radius: var(--radius);
	padding: 20px;
	color: var(--text);
	text-align: left;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	min-height: 104px;
}

.topic:hover {
	border-color: var(--accent);
}

.topic-text {
	min-width: 0;
}

.topic strong {
	display: block;
	font-size: 16px;
	line-height: 1.35;
	font-weight: 550;
	letter-spacing: -.25px;
}

.topic small {
	display: block;
	font-size: 12px;
	color: var(--muted);
	margin-top: 5px;
}

.topic .icon {
	width: 21px;
	height: 21px;
	color: var(--accent);
	flex: 0 0 auto;
}

.topic .arrow {
	width: 15px;
	height: 15px;
	color: var(--muted);
}

.topic-icon {
	flex: 0 0 auto;
	width: 43px;
	height: 43px;
	display: grid;
	place-items: center;
	border-radius: 13px;
	background: var(--soft);
	color: var(--accent);
}

.topic-main {
	display: flex;
	align-items: center;
	gap: 14px;
	min-width: 0;
}

.inline-note {
	margin-top: 22px !important;
	color: var(--muted);
	font-size: 12px;
	display: flex;
	gap: 8px;
	align-items: center;
}

.inline-note .icon {
	width: 15px;
	height: 15px;
	flex: 0 0 auto;
}

.streak {
	display: flex;
	align-items: center;
	gap: 12px;
	width: 100%;
	padding: 17px 0;
	margin-top: 7px;
	color: var(--text);
	background: transparent;
	border: 0;
	text-align: left;
}

.streak-icon {
	display: grid;
	place-items: center;
	flex: 0 0 auto;
	width: 43px;
	height: 43px;
	border-radius: 14px;
	background: var(--peachsoft);
	color: var(--amber);
}

.streak-icon .icon {
	width: 23px;
	height: 23px;
}

.streak-copy {
	flex: 1;
	min-width: 0;
}

.streak strong {
	display: block;
	font-size: 16px;
	font-weight: 550;
}

.streak small {
	display: block;
	color: var(--muted);
	font-size: 12px;
	margin-top: 2px;
}

.streak>.icon {
	flex: 0 0 auto;
	width: 16px;
	height: 16px;
	color: var(--muted);
}

.streak-panel {
	margin-top: 22px;
	padding-bottom: 22px;
	border-bottom: 1px solid var(--line);
}

.streak-panel .streak {
	margin: 0;
	padding: 0;
}

.week {
	list-style: none;
	display: grid;
	grid-template-columns: repeat(7, minmax(0, 1fr));
	gap: 6px;
	padding: 0;
	margin: 20px 0 0;
	max-width: 420px;
}

.week li {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 7px;
	color: var(--muted);
	font-size: 11px;
}

.day {
	display: grid;
	place-items: center;
	width: 32px;
	height: 32px;
	border-radius: 50%;
	background: var(--media);
	color: var(--muted);
	font-size: 12px;
}

.day .icon {
	width: 16px;
	height: 16px;
}

.week [data-done="true"] .day {
	background: var(--accent);
	color: var(--onaccent);
}

.week [aria-current="date"] .day {
	outline: 2px solid var(--accent);
	outline-offset: 3px;
}

.segment {
	display: inline-flex;
	background: var(--surface);
	border: 1px solid var(--line);
	border-radius: 12px;
	padding: 4px;
	gap: 3px;
	margin: 24px 0;
	max-width: 100%;
}

.segment button {
	border: 0;
	background: transparent;
	color: var(--muted);
	padding: 9px 16px;
	border-radius: 8px;
	font-size: 13px;
	min-height: 39px;
}

.segment button[aria-pressed="true"] {
	background: var(--soft);
	color: var(--accent);
	font-weight: 550;
}

.lessons {
	display: grid;
	gap: 10px;
}

.topic.listrow {
	min-height: 80px;
	padding: 16px 18px;
}

.unit {
	min-width: 0;
	border: 1px solid var(--line);
	border-radius: var(--radius);
	background: var(--surface);
}

.unit-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 14px;
	min-height: 80px;
	padding: 17px 18px;
	list-style: none;
	border-radius: var(--radius);
}

.unit-head::-webkit-details-marker {
	display: none;
}

.unit-head::marker {
	content: "";
}

.unit-head:hover {
	background: var(--soft);
}

.unit-head strong {
	display: block;
	font-size: 16px;
	font-weight: 550;
	line-height: 1.35;
}

.unit-head small {
	display: block;
	color: var(--muted);
	font-size: 12px;
	margin-top: 5px;
}

.unit-chevron {
	flex: 0 0 auto;
	color: var(--muted);
	display: flex;
}

.unit-chevron .icon {
	width: 18px;
	height: 18px;
}

.unit[open]>.unit-head {
	border-radius: var(--radius) var(--radius) 0 0;
	background: var(--soft);
}

.unit[open] .unit-chevron {
	transform: rotate(180deg);
}

.unit-body {
	padding: 0 17px 5px;
}

.sign-row {
	display: grid;
	grid-template-columns: minmax(0, 1fr) auto;
	gap: 14px;
	align-items: center;
	padding: 15px 0;
}

.sign-row+.sign-row {
	border-top: 1px solid var(--line);
}

.sign-name {
	min-width: 0;
}

.sign-name strong {
	display: block;
	font-weight: 550;
	font-size: 14px;
	overflow-wrap: anywhere;
}

.sign-name span {
	display: block;
	color: var(--muted);
	font-size: 12px;
	margin-top: 2px;
}

.sign-actions {
	display: flex;
	align-items: center;
	gap: 7px;
}

.sign-action {
	display: inline-flex;
	justify-content: center;
	align-items: center;
	gap: 6px;
	min-height: 44px;
	padding: 9px 12px;
	border: 1px solid var(--line);
	border-radius: 9px;
	background: var(--surface);
	color: var(--muted);
	font-size: 12px;
	font-weight: 500;
	white-space: nowrap;
}

.sign-action .icon {
	width: 15px;
	height: 15px;
	flex: 0 0 auto;
}

.sign-action--practice {
	color: var(--accent);
	background: var(--soft);
	border-color: transparent;
}

.sign-action:hover {
	border-color: var(--accent);
	color: var(--accent);
}

.number {
	color: var(--muted);
	font-size: 14px;
	font-weight: 500;
}

.alphabet {
	display: grid;
	grid-template-columns: repeat(6, minmax(0, 1fr));
	gap: 9px;
}

.letter {
	border: 1px solid var(--line);
	background: var(--surface);
	border-radius: 12px;
	min-height: 58px;
	color: var(--text);
	font-size: 20px;
	font-weight: 500;
}

.letter:hover {
	background: var(--soft);
	border-color: var(--accent);
}

.back {
	margin-bottom: 18px;
}

.back .icon {
	width: 15px;
	height: 15px;
}

.lesson-head {
	display: flex;
	gap: 12px;
	align-items: flex-start;
	justify-content: space-between;
	margin-bottom: 20px;
}

.translation {
	color: var(--muted);
	margin-top: 5px !important;
}

.chip {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	padding: 5px 10px;
	border-radius: 8px;
	background: var(--soft);
	color: var(--accent);
	font-size: 12px;
	white-space: nowrap;
}

.media {
	position: relative;
	min-height: 250px;
	border-radius: var(--radius);
	background: var(--media);
	display: flex;
	align-items: center;
	justify-content: center;
	flex-direction: column;
	color: var(--muted);
	gap: 12px;
	overflow: hidden;
}

.media .icon {
	width: 30px;
	height: 30px;
	stroke-width: 1.3;
}

.media span {
	font-size: 12px;
}

.media-tag {
	position: absolute;
	top: 14px;
	left: 14px;
	padding: 5px 9px;
	border-radius: 7px;
	background: var(--surface);
	color: var(--text);
	font-size: 11px;
}

.camera-bracket {
	position: absolute;
	inset: 42px 26%;
	border: 1px dashed color-mix(in srgb, var(--muted) 48%, transparent);
	border-radius: 70px 70px 20px 20px;
}

.camera-bracket+.icon {
	margin-top: -15px;
}

.toolbar {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 8px;
	flex-wrap: wrap;
	padding: 12px 0;
}

.toolbar-group {
	display: flex;
	align-items: center;
	gap: 7px;
	flex-wrap: wrap;
}

.mini {
	border: 1px solid var(--line);
	border-radius: 9px;
	background: var(--surface);
	color: var(--text);
	min-width: 42px;
	min-height: 40px;
	padding: 8px 11px;
	font-size: 12px;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 7px;
}

.mini .icon {
	width: 15px;
	height: 15px;
}

.mini[aria-pressed="true"] {
	background: var(--soft);
	color: var(--accent);
	border-color: var(--accent);
}

.actionrow {
	display: flex;
	gap: 10px;
	align-items: center;
	flex-wrap: wrap;
	margin-top: 24px;
}

.actionrow>.primary {
	flex: 1;
}

.practice-heading {
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 12px;
	margin: 20px 0;
}

.practice-heading h2 {
	font-size: 25px;
	letter-spacing: -.6px;
	font-weight: 550;
}

.help {
	display: flex;
	gap: 12px;
	background: var(--soft);
	border-radius: var(--radius);
	padding: 17px 19px;
	margin-top: 18px;
	align-items: flex-start;
}

.help>.icon {
	width: 19px;
	height: 19px;
	margin-top: 2px;
	flex: 0 0 auto;
	color: var(--accent);
}

.help p {
	font-size: 14px;
}

.help small {
	display: block;
	color: var(--muted);
	font-size: 12px;
	margin-top: 5px;
}

.review-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 12px;
	margin-top: 23px;
}

.review-grid figure {
	margin: 0;
	min-width: 0;
}

.review-grid figcaption {
	font-size: 12px;
	color: var(--muted);
	margin: 0 0 8px;
}

.review-grid .media {
	min-height: 205px;
}

.review-grid .media-user {
	background: var(--soft);
}

.timeline {
	width: 100%;
	accent-color: var(--accent);
	margin: 9px 0 0;
	min-height: 30px;
}

.hint {
	margin-top: 16px;
	border-left: 3px solid var(--accent);
	padding: 5px 0 5px 15px;
}

.hint small {
	color: var(--muted);
	font-size: 11px;
	display: block;
	margin-bottom: 6px;
}

.hint p {
	font-size: 15px;
	font-weight: 500;
}

.situation {
	display: grid;
	grid-template-columns: 40px minmax(0, 1fr) auto;
	gap: 15px;
	align-items: center;
	padding: 21px 0;
	border-bottom: 1px solid var(--line);
}

.situation h2 {
	font-size: 17px;
	font-weight: 550;
}

.situation p {
	color: var(--muted);
	font-size: 13px;
	margin-top: 4px;
}

.situation-number {
	font-size: 22px;
	color: var(--accent);
	letter-spacing: -.7px;
}

.scenelist {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 14px;
	margin-top: 28px;
}

.scenecard {
	min-width: 0;
	background: var(--surface);
	border: 1px solid var(--line);
	border-radius: var(--radius);
	overflow: hidden;
}

.scene-art {
	min-height: 145px;
	position: relative;
	overflow: hidden;
	background: var(--soft);
	display: grid;
	place-items: center;
	color: var(--accent);
}

.scene-art::before {
	content: "";
	position: absolute;
	width: 96px;
	height: 96px;
	border: 1px solid color-mix(in srgb, var(--accent) 20%, transparent);
	border-radius: 50%;
	left: calc(50% - 48px);
	top: 24px;
}

.scene-art::after {
	content: "";
	position: absolute;
	width: 27px;
	height: 27px;
	background: var(--peach);
	border-radius: 50%;
	right: calc(50% - 60px);
	top: 29px;
}

.scene-tile {
	position: relative;
	z-index: 1;
	width: 68px;
	height: 74px;
	border-radius: 16px;
	background: var(--surface);
	display: grid;
	place-items: center;
	transform: rotate(-7deg);
	border: 1px solid var(--line);
}

.scene-tile .icon {
	width: 30px;
	height: 30px;
	stroke-width: 1.4;
}

.scene-art.scene-1 {
	background: var(--peachsoft);
}

.scene-1 .scene-tile {
	transform: rotate(7deg);
}

.scene-2 .scene-tile {
	transform: rotate(0);
	border-radius: 32px 32px 13px 13px;
}

.scene-body {
	padding: 19px 18px 15px;
}

.scene-body h2 {
	font-size: 17px;
	font-weight: 550;
	letter-spacing: -.3px;
}

.scene-body p {
	font-size: 13px;
	color: var(--muted);
	margin-top: 7px;
	min-height: 40px;
}

.scene-body .link {
	margin-top: 10px;
}

.profile {
	display: flex;
	align-items: center;
	gap: 15px;
	margin: 26px 0;
}

.profile .avatar {
	width: 57px;
	height: 57px;
}

.profile strong {
	font-size: 19px;
	font-weight: 550;
}

.profile p {
	color: var(--muted);
	font-size: 13px;
}

.stats {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 16px;
	padding: 24px 0;
	border-top: 1px solid var(--line);
	border-bottom: 1px solid var(--line);
}

.stat strong {
	display: block;
	font-size: 31px;
	line-height: 1.2;
	font-weight: 500;
	letter-spacing: -1px;
}

.stat span {
	color: var(--muted);
	font-size: 12px;
}

.empty {
	padding: 29px 0 10px;
}

.empty h2 {
	font-size: 17px;
	font-weight: 550;
}

.empty p {
	font-size: 14px;
	color: var(--muted);
	margin-top: 8px;
	max-width: 45ch;
}

.account-box {
	margin: 22px 0;
	padding: 19px;
	background: var(--soft);
	border-radius: var(--radius);
}

.account-box h2 {
	font-size: 17px;
	font-weight: 550;
}

.account-box p {
	font-size: 13px;
	color: var(--muted);
	margin-top: 7px;
}

.account-box .actionrow {
	margin-top: 15px;
}

.auth {
	max-width: 410px;
	margin: 20px auto;
}

.auth-mark {
	display: grid;
	place-items: center;
	width: 48px;
	height: 48px;
	margin-bottom: 18px;
	background: var(--soft);
	color: var(--accent);
	border-radius: 15px;
}

.auth-form {
	display: grid;
	gap: 16px;
	margin-top: 25px;
}

.auth-field {
	display: grid;
	gap: 7px;
	font-size: 13px;
	color: var(--text);
}

.auth-field input {
	width: 100%;
	min-width: 0;
	min-height: 46px;
	padding: 12px 13px;
	border: 1px solid var(--line);
	border-radius: 11px;
	background: var(--surface);
	color: var(--text);
	font-size: 16px;
}

.auth-field input[readonly] {
	color: var(--muted);
}

.auth-form .primary {
	width: 100%;
}

.auth-note {
	display: flex;
	gap: 9px;
	align-items: flex-start;
	padding: 13px 14px;
	background: var(--soft);
	border-radius: 12px;
	color: var(--muted);
	font-size: 12px;
	margin-top: 18px;
}

.auth-note .icon {
	flex: 0 0 auto;
	width: 17px;
	height: 17px;
	margin-top: 1px;
	color: var(--accent);
}

.auth-links {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	gap: 8px;
	margin-top: 15px;
}

.auth-links button {
	min-height: 44px;
}

.auth-status {
	color: var(--accent);
	font-size: 13px;
	margin-top: 15px !important;
}

.storage {
	margin-top: 17px;
	border-top: 1px solid var(--line);
	padding-top: 11px;
	color: var(--muted);
	font-size: 12px;
}

.storage summary {
	display: flex;
	gap: 8px;
	align-items: center;
	min-height: 44px;
	color: var(--text);
}

.storage summary .icon {
	width: 17px;
	height: 17px;
	flex: 0 0 auto;
	color: var(--accent);
}

.storage summary .icon:last-child {
	margin-left: auto;
	width: 15px;
	height: 15px;
}

.storage[open] summary .icon:last-child {
	transform: rotate(180deg);
}

.storage p {
	margin-top: 9px !important;
	max-width: 65ch;
}

.storage p strong {
	color: var(--text);
	font-weight: 500;
}

.bottomnav {
	display: none;
}

.mobile-caption {
	display: none;
}

@media (min-width:601px) and (max-width:820px) {
	.hero {
		grid-template-columns: 1fr;
		gap: 10px;
	}

	.hero-art {
		justify-self: center;
		min-height: 160px;
	}

	.scenelist {
		grid-template-columns: 1fr;
	}

	.scenecard {
		display: grid;
		grid-template-columns: 120px minmax(0, 1fr);
	}

	.scene-art {
		min-height: 138px;
	}

	.scene-body p {
		min-height: 0;
	}
}

@media (max-width:600px) {
	.frame {
		grid-template-columns: 1fr;
		border-radius: 24px;
		overflow: clip;
	}

	.sidebar {
		display: none;
	}

	.main {
		min-height: 795px;
	}

	.header {
		min-height: 75px;
		padding: 20px;
	}

	.mobilebrand {
		display: flex;
	}

	.header .location {
		display: none;
	}

	.preview {
		display: inline-flex;
	}

	.header-right {
		gap: 8px;
	}

	.header-right .avatar {
		display: none;
	}

	.view {
		padding: 25px 20px 26px;
	}

	.team {
		grid-template-columns: 1fr;
		gap: 9px;
	}

	.creator {
		display: flex;
		align-items: center;
		gap: 12px;
		padding: 13px 15px;
	}

	.creator-avatar {
		margin: 0;
		flex: 0 0 auto;
	}

	.about-intro {
		padding: 20px;
	}

	.view h1 {
		font-size: 27px;
	}

	.intro {
		font-size: 13px;
	}

	.hero {
		grid-template-columns: 1fr;
		padding: 24px;
		margin-top: 22px;
	}

	.hero h2 {
		font-size: 32px;
	}

	.hero-symbol {
		display: none;
	}

	.hero-art {
		width: 172px;
		min-height: 148px;
		justify-self: center;
		margin-top: 0;
	}

	.art-orbit {
		width: 130px;
		height: 130px;
		top: 2px;
	}

	.art-paper:first-of-type {
		top: 9px;
	}

	.art-paper.art-front {
		top: 35px;
	}

	.hero .primary {
		width: 100%;
	}

	.grid {
		grid-template-columns: 1fr;
		gap: 10px;
	}

	.topic {
		min-height: 84px;
		padding: 16px;
	}

	.topic strong {
		font-size: 15px;
	}

	.topic-icon {
		width: 39px;
		height: 39px;
		border-radius: 11px;
	}

	.sectionhead {
		margin-top: 23px;
	}

	.inline-note {
		margin-top: 17px !important;
		font-size: 11px;
	}

	.bottomnav {
		position: sticky;
		bottom: 0;
		z-index: 2;
		display: grid;
		grid-template-columns: repeat(5, minmax(0, 1fr));
		gap: 2px;
		padding: 10px 7px 12px;
		background: var(--surface);
		border-top: 1px solid var(--line);
		margin-top: auto;
	}

	.bottomnav .navitem {
		display: flex;
		flex-direction: column;
		gap: 5px;
		padding: 5px 0;
		font-size: 11px;
		line-height: 1.3;
		min-height: 51px;
		border-radius: 8px;
		text-align: center;
	}

	.bottomnav .navitem .icon {
		width: 20px;
		height: 20px;
	}

	.topnav {
		display: none;
	}

	.alphabet {
		grid-template-columns: repeat(5, minmax(0, 1fr));
		gap: 7px;
	}

	.letter {
		min-height: 49px;
		font-size: 18px;
	}

	.media {
		min-height: 258px;
	}

	.review-grid {
		grid-template-columns: 1fr;
		gap: 14px;
		margin-top: 20px;
	}

	.review-grid .media {
		min-height: 164px;
	}

	.actionrow {
		margin-top: 20px;
	}

	.segment {
		display: flex;
		width: 100%;
	}

	.segment button {
		flex: 1;
		padding: 9px 8px;
	}

	.situation {
		grid-template-columns: 30px minmax(0, 1fr) auto;
		gap: 10px;
	}

	.situation .mini {
		min-width: 39px;
		padding: 9px;
	}

	.situation h2 {
		font-size: 16px;
	}

	.mobile-caption {
		display: block;
	}

	.scenelist {
		grid-template-columns: 1fr;
		gap: 12px;
		margin-top: 24px;
	}

	.scenecard {
		display: grid;
		grid-template-columns: 95px minmax(0, 1fr);
	}

	.scene-art {
		min-height: 145px;
	}

	.scene-tile {
		width: 53px;
		height: 61px;
		border-radius: 12px;
	}

	.scene-tile .icon {
		width: 26px;
		height: 26px;
	}

	.scene-art::before {
		width: 77px;
		height: 77px;
		left: 8px;
		top: 34px;
	}

	.scene-art::after {
		width: 19px;
		height: 19px;
		right: 5px;
		top: 32px;
	}

	.scene-body {
		padding: 17px 15px 13px;
	}

	.scene-body h2 {
		font-size: 16px;
	}

	.scene-body p {
		min-height: 0;
		font-size: 12px;
	}

	.topic-visual {
		width: 48px;
		height: 54px;
		border-radius: 12px;
	}
}

@media (max-width:420px) {
	.header .preview {
		display: none;
	}

	.mobilebrand {
		font-size: 23px;
		gap: 7px;
	}

	.app .mobilebrand {
		font-size: 23px;
	}

	.header-right {
		gap: 7px;
	}

	.account-box .actionrow {
		align-items: stretch;
	}

	.account-box .actionrow button {
		flex: 1 1 100%;
	}

	.bottomnav .navitem span {
		overflow-wrap: anywhere;
	}

	.unit-head {
		padding: 17px 15px;
		gap: 10px;
	}

	.unit-head strong {
		font-size: 15px;
	}

	.unit-head .topic-main {
		gap: 10px;
	}

	.unit-body {
		padding: 0 15px 3px;
	}

	.sign-row {
		grid-template-columns: 1fr;
		gap: 10px;
		padding: 14px 0;
	}

	.sign-name {
		display: flex;
		align-items: baseline;
		gap: 8px;
		flex-wrap: wrap;
	}

	.sign-name span {
		margin-top: 0;
	}

	.sign-actions {
		display: grid;
		grid-template-columns: repeat(2, minmax(0, 1fr));
		gap: 8px;
	}

	.sign-action {
		padding: 9px 8px;
	}
}

@media (prefers-reduced-motion:no-preference) {
	.app button {
		transition: background .15s ease, border-color .15s ease;
	}
}

.app {
	--gradient-end: color-mix(in srgb, var(--accent) 85%, var(--peach));
}

.app :is(.primary, .secondary, .topic, .brand-button) {
	position: relative;
	isolation: isolate;
}

.app :is(.primary, .topic)::before {
	content: "";
	position: absolute;
	inset: -1px;
	border-radius: inherit;
	background: linear-gradient(115deg, var(--accent), var(--gradient-end));
	opacity: 0;
	z-index: -1;
	pointer-events: none;
}

.app :is(.sidebar nav, .topnav) {
	position: relative;
	isolation: isolate;
}

.app .bottomnav {
	isolation: isolate;
}

.app .navitem {
	position: relative;
	z-index: 1;
}

.app .nav-indicator {
	position: absolute;
	left: 0;
	top: 0;
	width: 0;
	height: 0;
	pointer-events: none;
	background: var(--soft);
	border-radius: 12px;
	opacity: 0;
	z-index: 0;
}

.app .bottomnav .nav-indicator {
	border-radius: 8px;
}

.app .topnav .nav-indicator {
	background: var(--accent);
	border-radius: 2px;
}

.app nav.nav-ready .navitem[aria-current="page"] {
	background: transparent;
}

.app .topnav.nav-ready .navitem[aria-current="page"] {
	border-bottom-color: transparent;
}

.app nav .navitem:not([aria-current="page"]):focus-visible {
	background: var(--soft);
	color: var(--accent);
}

.app .link {
	position: relative;
	min-height: 44px;
}

.app .link::after {
	content: "";
	position: absolute;
	left: 0;
	right: 0;
	bottom: 4px;
	height: 1px;
	background: currentColor;
	transform: scaleX(0);
	transform-origin: left;
	pointer-events: none;
}

.app .streak {
	border-radius: 14px;
}

.app :is(.primary, .topic):not(:disabled):focus-visible::before {
	opacity: 1;
}

.app .primary:focus-visible {
	filter: none;
}

.app .topic:focus-visible {
	color: var(--onaccent);
	border-color: var(--accent);
}

.app .topic:focus-visible :is(small, .icon) {
	color: var(--onaccent);
}

.app .topic:focus-visible .topic-visual {
	background: color-mix(in srgb, var(--onaccent) 14%, var(--accent));
}

.app :is(.language, .letter, .sign-action, .mini):not(:disabled):focus-visible {
	border-color: var(--accent);
	background: var(--soft);
}

.app .social:focus-visible {
	background: var(--peachsoft);
	border-color: var(--accent);
}

.app .link:not(:disabled):focus-visible::after {
	transform: scaleX(1);
}

.app .streak:not(:disabled):focus-visible {
	background: var(--soft);
}

@media (hover:hover) and (pointer:fine) {
	.app nav.nav-ready .navitem:not([aria-current="page"]):hover {
		background: color-mix(in srgb, var(--accent) 5%, transparent);
		color: var(--accent);
	}

	.app nav.nav-ready .navitem[aria-current="page"]:hover {
		background: transparent;
	}

	.app :is(.primary, .topic):not(:disabled):hover::before {
		opacity: 1;
	}

	.app .primary:not(:disabled):hover {
		filter: none;
	}

	.app .topic:not(:disabled):hover {
		color: var(--onaccent);
		border-color: var(--accent);
	}

	.app .topic:not(:disabled):hover :is(small, .icon) {
		color: var(--onaccent);
	}

	.app .topic:not(:disabled):hover .topic-visual {
		background: color-mix(in srgb, var(--onaccent) 14%, var(--accent));
	}

	.app .secondary:not(:disabled):hover {
		background: var(--soft);
		border-color: var(--accent);
	}

	.app :is(.language, .letter, .sign-action, .mini):not(:disabled):hover {
		background: var(--soft);
		border-color: var(--accent);
	}

	.app .language:not(:disabled):hover {
		box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 9%, transparent);
	}

	.app :is(.primary, .secondary, .letter):not(:disabled):hover {
		box-shadow: 0 4px 13px color-mix(in srgb, var(--accent) 12%, transparent);
	}

	.app .theme-toggle:not(:disabled):hover {
		background: var(--soft);
		border-color: var(--accent);
	}

	.app .header-right .avatar:not(:disabled):hover {
		background: color-mix(in srgb, var(--accent) 18%, var(--surface));
	}

	.app .link:not(:disabled):hover::after {
		transform: scaleX(1);
	}

	.app .streak:not(:disabled):hover {
		background: var(--soft);
	}

	.app .brand-button:not(:disabled):hover {
		color: var(--accent);
	}

	.app .social:hover {
		background: var(--peachsoft);
		border-color: var(--accent);
		box-shadow: 0 3px 10px color-mix(in srgb, var(--accent) 10%, transparent);
	}
}

@media (prefers-reduced-motion: no-preference) {
	.app :is(.primary, .secondary, .topic, .brand-button, .sign-action, .language, .letter, .theme-toggle, .header-right .avatar, .link, .streak, .social, .mini) {
		transition: transform 160ms ease-out, color 200ms ease, background-color 200ms ease, border-color 200ms ease, box-shadow 200ms ease;
	}

	.app :is(.theme-toggle .icon, .header-right .avatar .icon, .link .icon, .streak > .icon, .streak-icon, .brandmark, .social .icon) {
		transition: transform 200ms ease-out;
	}

	.app .link::after {
		transition: transform 200ms ease-out;
	}

	.app :is(.primary, .topic)::before {
		transition: opacity 240ms ease;
	}

	.app :is(.topic small, .topic .icon, .topic-visual) {
		transition: color 220ms ease, background-color 220ms ease, transform 300ms ease;
	}

	.app .primary>.icon {
		opacity: .8;
		transition: transform 200ms ease-out, opacity 200ms ease-out;
	}

	.app .navitem {
		transition: color 180ms ease-out, background-color 180ms ease-out;
	}

	.app .navitem .icon {
		transition: transform 220ms cubic-bezier(.2, .7, .2, 1);
	}

	.app nav.nav-ready .nav-indicator {
		transition: transform 240ms cubic-bezier(.2, .7, .2, 1), width 240ms ease, height 240ms ease, opacity 160ms ease;
	}

	.app :is(.primary, .secondary, .sign-action, .brand-button, .theme-toggle, .header-right .avatar, .link, .letter, .mini):not(:disabled):active {
		transform: scale(.985);
	}

	.app .social:active {
		transform: scale(.985);
	}

	.unit[open]>.unit-body {
		animation: unit-reveal 180ms ease-out both;
	}

	.unit-chevron,
	.storage summary .icon:last-child {
		transition: transform 180ms ease-out;
	}

	.app .primary:focus-visible>.icon {
		opacity: 1;
		transform: translateX(3px);
	}

	@keyframes unit-reveal {
		from {
			opacity: 0;
			transform: translateY(-4px);
		}

		to {
			opacity: 1;
			transform: translateY(0);
		}
	}
}

@media (prefers-reduced-motion: no-preference) and (hover:hover) and (pointer:fine) {
	.sidebar .navitem:hover .icon {
		transform: translateX(2px);
	}

	.app :is(.topnav, .bottomnav) .navitem:hover .icon {
		transform: translateY(-1px);
	}

	.app .topic:not(:disabled):hover>.icon {
		transform: translateX(3px);
	}

	.app .primary:not(:disabled):hover>.icon {
		transform: translateX(3px);
		opacity: 1;
	}

	.app .theme-toggle:not(:disabled):hover .icon {
		transform: rotate(-12deg);
	}

	.app .header-right .avatar:not(:disabled):hover .icon {
		transform: translateY(-2px);
	}

	.app .letter:not(:disabled):hover {
		transform: translateY(-2px);
	}

	.app .letter:not(:disabled):hover:active {
		transform: scale(.985);
	}

	.app .link:not(.back):not(:disabled):hover>.icon {
		transform: translateX(3px);
	}

	.app .back:not(:disabled):hover>.icon {
		transform: translateX(-3px);
	}

	.app .streak:not(:disabled):hover>.icon {
		transform: translateX(3px);
	}

	.app .streak:not(:disabled):hover .streak-icon {
		transform: scale(1.04);
	}

	.app .brand-button:not(:disabled):hover .brandmark {
		transform: translateY(-1px);
	}

	.app .social:hover .icon:first-child {
		transform: scale(1.06);
	}

	.app .social:hover .icon:last-child {
		transform: translate(2px, -2px);
	}
}

@media (hover:none) {
	.app :is(.primary, .topic):not(:disabled):active::before {
		opacity: 1;
	}

	.app .topic:not(:disabled):active {
		color: var(--onaccent);
	}

	.app .topic:not(:disabled):active :is(small, .icon) {
		color: var(--onaccent);
	}

	.app .topic:not(:disabled):active .topic-visual {
		background: color-mix(in srgb, var(--onaccent) 14%, var(--accent));
	}

	.app :is(.secondary, .letter, .theme-toggle, .sign-action, .mini, .link, .streak):not(:disabled):active {
		background: var(--soft);
	}

	.app .social:active {
		background: var(--peachsoft);
	}
}

.app button {
	cursor: pointer;
}

.frame {
	min-height: 100svh;
	border: 0;
	border-radius: 0;
	overflow: visible;
	grid-template-columns: 220px minmax(0, 1fr);
}

.sidebar {
	position: sticky;
	top: 0;
	height: 100svh;
	padding: 30px 18px 24px;
}

.sidebar nav {
	margin-top: 38px;
}

.main {
	min-height: 100svh;
}

.header {
	padding: 18px 40px;
}

.view {
	width: 100%;
	max-width: 1120px;
	margin: 0 auto;
	padding: 38px 40px 56px;
	outline: none;
}

.hero {
	min-height: 260px;
}

.view video {
	display: block;
	width: 100%;
	max-height: 60svh;
	aspect-ratio: 4 / 3;
	object-fit: contain;
	background: #17151e;
}

.view .media video {
	min-width: 0;
}

.media-empty {
	padding: 28px;
	text-align: center;
}

.media-empty strong {
	font-size: 15px;
	font-weight: 500;
}

.media-empty span {
	max-width: 32ch;
}

.camera-wrap {
	margin-top: 22px;
}

.camera-media {
	aspect-ratio: 4 / 3;
	max-height: 560px;
	min-height: 230px;
}

.camera-media video {
	width: 100%;
	height: 100%;
	max-height: none;
	aspect-ratio: auto;
	object-fit: cover;
	transform: scaleX(-1);
}

.camera-placeholder {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 14px;
	padding: 25px;
	text-align: center;
}

.recording-badge {
	position: absolute;
	left: 16px;
	top: 16px;
	display: flex;
	align-items: center;
	gap: 7px;
	padding: 5px 10px;
	border-radius: 8px;
	background: #17151ecc;
	color: #fff;
	font-size: 12px;
	letter-spacing: .5px;
}

.recording-badge>span {
	width: 7px;
	height: 7px;
	background: #ff766c;
	border-radius: 50%;
}

.review-link {
	margin-top: 9px;
}

.hint:empty {
	display: none;
}

.learned-mark {
	display: inline-flex !important;
	color: var(--accent) !important;
	vertical-align: middle;
}

.learned-mark .icon {
	width: 15px;
	height: 15px;
}

.letter[data-learned="true"] {
	background: var(--soft);
	color: var(--accent);
}

.answers {
	display: grid;
	gap: 12px;
	margin-top: 28px;
}

.answer {
	justify-content: space-between;
	padding: 16px 20px;
	text-align: left;
}

.app .answer:disabled {
	opacity: 1;
}

.answer[data-correct="true"] {
	border-color: var(--accent);
	background: var(--soft);
}

.answer[data-correct="false"] {
	border-color: var(--peach);
	background: var(--peachsoft);
}

.scenario-feedback {
	margin-top: 22px;
}

.view .scenario-feedback .actionrow {
	margin-top: 16px;
}

.scenecard .chip {
	margin-top: 8px;
}

.view .auth .intro {
	line-height: 1.65;
}

@media (max-width: 900px) and (min-width: 601px) {
	.frame {
		grid-template-columns: 185px minmax(0, 1fr);
	}

	.sidebar {
		padding-inline: 12px;
	}

	.header {
		padding-inline: 26px;
	}

	.view {
		padding-inline: 26px;
	}

	.grid {
		grid-template-columns: 1fr;
	}

	.hero {
		grid-template-columns: 1fr;
	}

	.hero-art {
		justify-self: center;
	}
}

@media (max-width: 600px) {
	.frame {
		display: block;
		border-radius: 0;
		overflow: visible;
	}

	.sidebar {
		display: none;
	}

	.main {
		min-height: 100svh;
	}

	.header {
		padding: 15px 20px;
	}

	.view {
		padding: 26px 20px calc(106px + env(safe-area-inset-bottom));
	}

	.bottomnav {
		position: fixed;
		left: 0;
		right: 0;
		bottom: 0;
		z-index: 10;
		padding-bottom: calc(10px + env(safe-area-inset-bottom));
		margin: 0;
	}

	.bottomnav .navitem {
		min-height: 48px;
	}

	.hero {
		min-height: auto;
	}

	.view video {
		max-height: 48svh;
	}

	.camera-media {
		max-height: 440px;
	}

	.camera-media video {
		max-height: none;
	}

	.review-grid video {
		aspect-ratio: 4 / 3;
	}

	.review-grid .media {
		min-height: 170px;
	}

	.actionrow {
		align-items: stretch;
	}

	.actionrow>.primary {
		flex: 1 1 100%;
	}

	.actionrow>.secondary {
		flex: 1;
	}
}

@media (prefers-reduced-motion: reduce) {
	html {
		scroll-behavior: auto;
	}

	*,
	*::before,
	*::after {
		animation: none !important;
		transition: none !important;
	}
}

.segment {
	position: relative;
	isolation: isolate;
	display: inline-grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
}

.segment::before {
	content: "";
	position: absolute;
	z-index: -1;
	inset: 4px auto 4px 4px;
	width: calc((100% - 11px) / 2);
	border-radius: 8px;
	background: var(--soft);
	transform: translateX(0);
	pointer-events: none;
}

.segment[data-selected="alphabet"]::before {
	transform: translateX(calc(100% + 3px));
}

.segment button {
	position: relative;
	min-height: 44px;
	font-weight: 500;
}

.segment button[aria-pressed="true"] {
	background: transparent;
	font-weight: 500;
}

.segment button:hover {
	color: var(--accent);
}

.sign-name {
	display: flex;
	align-items: center;
	gap: 9px;
}

.sign-name strong {
	line-height: 1.45;
}

.nav-icon {
	display: grid;
	place-items: center;
	flex: 0 0 28px;
	width: 28px;
	height: 28px;
	border-radius: 9px;
}

.navitem .nav-glyph {
	width: 22px;
	height: 22px;
}

.location {
	display: inline-flex;
	align-items: center;
	gap: 9px;
}

.location .nav-icon {
	color: var(--accent);
	background: var(--soft);
}

.location .nav-glyph {
	width: 19px;
	height: 19px;
}

@media (max-width: 600px) {
	.segment {
		display: grid;
	}

	.bottomnav .nav-icon {
		flex: 0 0 26px;
		width: 26px;
		height: 26px;
	}

	.bottomnav .nav-glyph {
		width: 22px;
		height: 22px;
	}
}

@media (prefers-reduced-motion: no-preference) {
	.segment::before {
		transition: transform 220ms cubic-bezier(.2, .7, .2, 1);
	}

	.segment button {
		transition: color 160ms ease, transform 130ms ease;
	}

	.segment button:active {
		transform: scale(.98);
	}

	.nav-icon {
		transition: color 180ms ease, background-color 180ms ease;
	}
}

.app a {
	text-decoration: none;
}

.page-section {
	min-width: 0;
}

.icon {
	display: inline-block;
	width: 18px;
	height: 18px;
	flex-shrink: 0;
	background-color: currentColor;
	-webkit-mask: var(--icon) no-repeat center / contain;
	mask: var(--icon) no-repeat center / contain;
	vertical-align: middle;
}

.letter {
	display: grid;
	place-items: center;
}

.camera-media,
.review-grid .media {
	min-width: 0;
}

.media .media-empty {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 12px;
	padding: 28px;
	text-align: center;
}

.media .media-empty strong {
	font-size: 15px;
	font-weight: 500;
}

.media .media-empty span {
	max-width: 32ch;
}

.stat strong>[data-learned-signs],
.stat strong>[data-learned-letters] {
	font: inherit;
	color: inherit;
}

.answer {
	width: 100%;
}

.scenario-feedback:empty {
	display: none;
}