/*
 * WhiskerPrep public pages.
 *
 * These styles are copied from the learning app so the public pages look like the app itself:
 * tokens and base styles from src/app.css, the header from src/lib/components/shell/Header.svelte,
 * the hero, today card, doors and fact card from src/routes/+page.svelte, and the coat picker from
 * src/routes/welcome/+page.svelte. Change them together. The app's .btn is .button here.
 */

/* ---------- fonts (copied from @fontsource by scripts/build-marketing.mjs) ---------- */
@font-face{font-family:'Fredoka';font-style:normal;font-weight:500;font-display:swap;src:url('/marketing/fredoka-500.woff2') format('woff2')}
@font-face{font-family:'Fredoka';font-style:normal;font-weight:600;font-display:swap;src:url('/marketing/fredoka-600.woff2') format('woff2')}
@font-face{font-family:'Fredoka';font-style:normal;font-weight:700;font-display:swap;src:url('/marketing/fredoka-700.woff2') format('woff2')}
@font-face{font-family:'Atkinson Hyperlegible';font-style:normal;font-weight:400;font-display:swap;src:url('/marketing/atkinson-400.woff2') format('woff2')}
@font-face{font-family:'Atkinson Hyperlegible';font-style:normal;font-weight:700;font-display:swap;src:url('/marketing/atkinson-700.woff2') format('woff2')}

/* ---------- tokens (src/app.css) ---------- */
:root {
	--cream: #fff8ee;
	--paper: #ffffff;
	--ink: #2b2340;
	--ink-soft: #5a5470;
	--coral: #ff7a6b; /* Anatomy & Physiology */
	--teal: #2ec4b6; /* Disease Detectives */
	--violet: #9b7bff; /* Heredity */
	--sun: #ffd166;
	--sky: #7fd1ff;
	--on-bright: #2b2340;
	--accent: var(--coral);
	--accent-ink: var(--on-bright);
	--accent-soft: color-mix(in srgb, var(--accent) 16%, var(--paper));
	--accent-deep: color-mix(in srgb, var(--accent) 50%, var(--ink));
	--font-display: 'Fredoka', ui-rounded, 'Nunito', system-ui, sans-serif;
	--font-body: 'Atkinson Hyperlegible', system-ui, -apple-system, 'Segoe UI', sans-serif;
	--radius-sm: 0.5rem;
	--radius-md: 0.9rem;
	--radius-lg: 1.4rem;
	--radius-xl: 2rem;
	--radius-pill: 999px;
	--shadow-sm: 0 1px 2px rgb(43 35 64 / 0.08), 0 2px 6px rgb(43 35 64 / 0.06);
	--shadow-md: 0 4px 14px rgb(43 35 64 / 0.12);
	--shadow-lg: 0 14px 40px rgb(43 35 64 / 0.2);
	--space-1: 0.25rem;
	--space-2: 0.5rem;
	--space-3: 0.75rem;
	--space-4: 1rem;
	--space-5: 1.5rem;
	--space-6: 2rem;
	--space-7: 3rem;
	--space-8: 4rem;
	--tap: 2.75rem;
	--focus: var(--ink);
	color-scheme: light dark;
}
[data-event='ap'] { --accent: var(--coral); }
[data-event='dd'] { --accent: var(--teal); }
[data-event='her'] { --accent: var(--violet); }
[data-event] {
	--accent-soft: color-mix(in srgb, var(--accent) 16%, var(--paper));
	--accent-deep: color-mix(in srgb, var(--accent) 50%, var(--ink));
}
@media screen {
	:root[data-theme='dark'] {
		--cream: #14122e;
		--paper: #25204c;
		--ink: #f3eeff;
		--ink-soft: #c5bce3;
		--shadow-sm: 0 1px 2px rgb(0 0 0 / 0.35), 0 2px 6px rgb(0 0 0 / 0.25);
		--shadow-md: 0 4px 14px rgb(0 0 0 / 0.45);
		--shadow-lg: 0 14px 40px rgb(0 0 0 / 0.6);
		--focus: var(--sun);
		color-scheme: dark;
	}
}
/* Without scripts there is no data-theme, so follow the system setting. */
@media screen and (prefers-color-scheme: dark) {
	:root:not([data-theme]) {
		--cream: #14122e;
		--paper: #25204c;
		--ink: #f3eeff;
		--ink-soft: #c5bce3;
		--shadow-sm: 0 1px 2px rgb(0 0 0 / 0.35), 0 2px 6px rgb(0 0 0 / 0.25);
		--shadow-md: 0 4px 14px rgb(0 0 0 / 0.45);
		--shadow-lg: 0 14px 40px rgb(0 0 0 / 0.6);
		--focus: var(--sun);
		color-scheme: dark;
	}
}
:root[data-theme='light'] { color-scheme: light; }
@media print { :root { color-scheme: light; } }

/* ---------- base (src/app.css) ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
	display: flex;
	flex-direction: column;
	margin: 0;
	min-height: 100vh;
	background: var(--cream);
	color: var(--ink);
	font-family: var(--font-body);
	font-size: 1.0625rem;
	line-height: 1.55;
	-webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4 {
	margin: 0 0 0.5em;
	font-family: var(--font-display);
	font-weight: 600;
	line-height: 1.15;
	color: var(--ink);
}
h1 { font-size: clamp(1.9rem, 1.3rem + 2vw, 2.7rem); }
h2 { font-size: clamp(1.45rem, 1.1rem + 1.2vw, 1.9rem); }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1em; }
a { color: var(--accent-deep); text-underline-offset: 0.15em; }
img, video, canvas { max-width: 100%; display: block; }
button, input, select, textarea { font: inherit; color: inherit; }
::selection { background: color-mix(in srgb, var(--sun) 70%, transparent); }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: var(--radius-sm); }
.sr-only {
	position: absolute;
	width: 1px;
	height: 1px;
	margin: -1px;
	padding: 0;
	overflow: hidden;
	clip-path: inset(50%);
	white-space: nowrap;
	border: 0;
}
[hidden] { display: none !important; }
.icon { flex: none; }
[id] { scroll-margin-top: 5rem; }
@media (prefers-reduced-motion: no-preference) { html:not([data-motion='off']) { scroll-behavior: smooth; } }

/* ---------- buttons, cards, links (src/app.css .btn, .card, .text-link) ---------- */
.button {
	--_bg: var(--paper);
	--_fg: var(--ink);
	--_edge: var(--ink); /* the outline and the ledge it stands on */
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: var(--space-2);
	min-height: var(--tap);
	padding: 0.5em 1.35em;
	font-family: var(--font-display);
	font-size: 1.0625rem;
	font-weight: 600;
	line-height: 1.1;
	letter-spacing: 0.01em;
	text-decoration: none;
	color: var(--_fg);
	background: var(--_bg);
	border: 2px solid var(--_edge);
	border-radius: var(--radius-pill);
	box-shadow: 0 4px 0 var(--_edge);
	cursor: pointer;
	user-select: none;
	-webkit-tap-highlight-color: transparent;
	transition: transform 0.12s ease, box-shadow 0.12s ease, background-color 0.15s ease;
}
.button:hover { transform: translateY(-1px); box-shadow: 0 5px 0 var(--_edge); }
.button:active { transform: translateY(3px); box-shadow: 0 1px 0 var(--_edge); }
.button:disabled,
.button[aria-disabled='true'] { opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: 0 2px 0 var(--_edge); }
.button.primary { --_bg: var(--accent); --_fg: var(--accent-ink); }
.button.ghost { --_bg: transparent; border-color: color-mix(in srgb, var(--ink) 38%, transparent); box-shadow: none; }
.button.ghost:hover { background: color-mix(in srgb, var(--ink) 7%, transparent); transform: none; box-shadow: none; }
.button.ghost:active { transform: translateY(1px); box-shadow: none; }
.button.small { padding: 0.4em 1.1em; font-size: 1rem; }
.button.danger {
	--_fg: color-mix(in srgb, var(--coral) 45%, var(--ink));
	--_bg: color-mix(in srgb, var(--coral) 18%, var(--paper));
}
@media screen {
	:root[data-theme='dark'] .button { --_edge: color-mix(in srgb, var(--ink) 50%, var(--paper)); }
	:root[data-theme='dark'] .button.primary { --_edge: color-mix(in srgb, var(--_bg) 55%, #0b0920); }
	:root[data-theme='dark'] ::selection { background: color-mix(in srgb, var(--sun) 80%, transparent); color: var(--on-bright); }
}
.card {
	background: var(--paper);
	border: 1px solid color-mix(in srgb, var(--ink) 9%, transparent);
	border-radius: var(--radius-lg);
	box-shadow: var(--shadow-md);
	padding: var(--space-5);
}
.text-link {
	display: inline-flex;
	align-items: center;
	gap: 0.35rem;
	min-height: var(--tap);
	font-family: var(--font-display);
	font-weight: 600;
	color: var(--ink);
	text-decoration: underline;
	text-decoration-color: var(--accent);
	text-decoration-thickness: 2px;
	text-underline-offset: 0.25em;
}
.text-link:hover { text-decoration-color: currentColor; }
.inline { font-weight: 700; color: var(--ink); }

/* ---------- skip link ---------- */
.skip {
	position: absolute;
	top: 0;
	left: var(--space-3);
	z-index: 100;
	padding: 0.6rem 1rem;
	border-radius: 0 0 var(--radius-md) var(--radius-md);
	background: var(--ink);
	color: var(--cream);
	font-family: var(--font-display);
	font-weight: 600;
	text-decoration: none;
	transform: translateY(-120%);
}
.skip:focus { transform: none; }

/* ---------- header (Header.svelte) ---------- */
.top {
	container: top / inline-size;
	position: sticky;
	top: 0;
	z-index: 30;
	background: color-mix(in srgb, var(--cream) 90%, transparent);
	-webkit-backdrop-filter: blur(10px);
	backdrop-filter: blur(10px);
	border-bottom: 1px solid color-mix(in srgb, var(--ink) 8%, transparent);
	transition: box-shadow 0.2s ease;
}
.bar {
	display: flex;
	align-items: center;
	gap: var(--space-4);
	max-width: 82rem;
	min-height: 4rem;
	margin: 0 auto;
	padding: var(--space-2) var(--space-5);
}
.logo {
	display: inline-flex;
	align-items: center;
	gap: 0.55rem;
	flex: none;
	min-height: var(--tap);
	color: var(--ink);
	font-family: var(--font-display);
	font-weight: 700;
	font-size: 1.4rem;
	line-height: 1;
	letter-spacing: 0.005em;
	text-decoration: none;
	border-radius: var(--radius-md);
}
.logo .art { flex: none; width: 38px; height: 38px; overflow: visible; }
.lab { color: color-mix(in srgb, var(--coral) 62%, var(--ink)); }
.links { min-width: 0; }
.links ul { display: flex; flex-wrap: wrap; align-items: center; gap: 0.15rem; margin: 0; padding: 0; list-style: none; }
.links a,
.status .login {
	--accent: var(--sun);
	--soft: color-mix(in srgb, var(--accent) 20%, var(--paper));
	display: inline-flex;
	align-items: center;
	gap: 0.45rem;
	min-height: var(--tap);
	padding: 0.3rem 0.8rem;
	border-radius: var(--radius-pill);
	color: var(--ink-soft);
	font-family: var(--font-display);
	font-weight: 500;
	font-size: 1rem;
	line-height: 1.1;
	text-decoration: none;
	white-space: nowrap;
	transition: background-color 0.15s ease, color 0.15s ease;
}
.links a:hover,
.status .login:hover { color: var(--ink); background: color-mix(in srgb, var(--ink) 6%, transparent); }
.links a[aria-current] { color: var(--ink); font-weight: 600; background: var(--soft); }
.status { display: flex; align-items: center; gap: 0.4rem; margin-left: auto; }
.iconlink {
	display: grid;
	place-items: center;
	flex: none;
	width: var(--tap);
	height: var(--tap);
	border-radius: 50%;
	color: var(--ink-soft);
	transition: background-color 0.15s ease, color 0.15s ease;
}
button.iconlink,
summary.iconlink { padding: 0; border: 0; background: transparent; font: inherit; cursor: pointer; -webkit-tap-highlight-color: transparent; }
.iconlink:hover { color: var(--ink); background: color-mix(in srgb, var(--ink) 7%, transparent); }
.swap { display: grid; place-items: center; }
.swap.spin { animation: swap-in 0.45s cubic-bezier(0.34, 1.45, 0.64, 1); }
@keyframes swap-in {
	from { opacity: 0; transform: rotate(-90deg) scale(0.45); }
	to { opacity: 1; transform: none; }
}
/* the small-screen menu */
.menu { display: none; position: relative; }
.menu > summary { list-style: none; }
.menu > summary::-webkit-details-marker { display: none; }
.menu[open] > summary { color: var(--ink); background: color-mix(in srgb, var(--sun) 40%, var(--paper)); }
.menu .menu-panel {
	position: absolute;
	right: 0;
	top: calc(100% + 0.5rem);
	z-index: 40;
	width: min(18rem, calc(100vw - 2rem));
	padding: var(--space-3);
	box-shadow: var(--shadow-lg);
}
.menu-panel ul { display: grid; gap: 0.15rem; margin: 0; padding: 0; list-style: none; }
.menu-panel a,
.menu-theme {
	display: flex;
	align-items: center;
	gap: var(--space-2);
	width: 100%;
	min-height: var(--tap);
	padding: 0.4rem 0.8rem;
	border: 0;
	border-radius: var(--radius-md);
	background: transparent;
	color: var(--ink);
	font-family: var(--font-display);
	font-weight: 500;
	font-size: 1.05rem;
	line-height: 1.2;
	text-align: left;
	text-decoration: none;
	cursor: pointer;
}
.menu-panel a:hover,
.menu-theme:hover { background: color-mix(in srgb, var(--ink) 6%, transparent); }
.menu-panel a[aria-current] { font-weight: 600; background: color-mix(in srgb, var(--sun) 20%, var(--paper)); }
.menu-theme { position: relative; margin-top: var(--space-3); }
.menu-theme::before {
	content: '';
	position: absolute;
	left: 0.8rem;
	right: 0.8rem;
	top: calc(-0.5 * var(--space-3) - 1px);
	border-top: 1px dashed color-mix(in srgb, var(--ink) 22%, transparent);
}
@media screen {
	:root[data-theme='dark'] .top { background: color-mix(in srgb, var(--cream) 80%, transparent); }
	:root[data-theme='dark'] .links a,
	:root[data-theme='dark'] .status .login { --soft: color-mix(in srgb, var(--ink) 15%, var(--paper)); }
	:root[data-theme='dark'] .menu[open] > summary,
	:root[data-theme='dark'] .menu-panel a[aria-current] { background: color-mix(in srgb, var(--ink) 15%, var(--paper)); }
}
@container top (max-width: 62rem) {
	.bar { min-height: 3.5rem; gap: var(--space-2); padding: var(--space-1) var(--space-3); }
	.logo { gap: 0.4rem; font-size: 1.1rem; }
	.logo .art { width: 32px; height: 32px; }
	.status { gap: 0.2rem; }
	.links,
	.status .theme-toggle,
	.status .login { display: none; }
	.menu { display: block; }
	.status .button.small { padding: 0.4em 0.9em; }
}
@container top (max-width: 21.5rem) {
	.wordmark { display: none; }
}
@media (prefers-reduced-transparency: reduce) {
	.top,
	:root[data-theme='dark'] .top { background: var(--cream); -webkit-backdrop-filter: none; backdrop-filter: none; }
}

/* ---------- page frame ---------- */
main { display: block; flex: 1 0 auto; container-type: inline-size; }
.wrap,
.narrow { margin-inline: auto; padding-inline: var(--space-4); }
.wrap { max-width: 72rem; }
.narrow { max-width: 46rem; }
.section { padding-block: var(--space-7) 0; }
.page-heading { margin-bottom: var(--space-6); }
.page-heading h1 { margin-bottom: var(--space-2); text-wrap: balance; }
.lead { margin: 0; max-width: 40rem; font-size: 1.125rem; color: var(--ink-soft); }
.intro { margin: 0 0 var(--space-5); max-width: 40rem; font-size: 1.125rem; color: var(--ink-soft); }
.section > h2 { text-wrap: balance; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3); margin-top: var(--space-4); }
.center { text-align: center; }
.fine { font-size: 0.9rem; color: var(--ink-soft); }
.soft { color: var(--ink-soft); }
hr { margin: var(--space-5) 0; border: 0; border-top: 1px dashed color-mix(in srgb, var(--ink) 22%, transparent); }
@container (min-width: 36rem) {
	.wrap,
	.narrow { padding-inline: var(--space-5); }
}

/* ---------- hero card with Muska (+page.svelte .hero) ---------- */
.hero {
	display: flex;
	flex-direction: column;
	align-items: flex-start;
	gap: var(--space-4);
	padding: var(--space-5);
	background:
		radial-gradient(circle at 1px 1px, color-mix(in srgb, var(--ink) 15%, transparent) 1.1px, transparent 1.6px) 0 0 / 1.25rem 1.25rem,
		var(--paper);
	border: 1px solid color-mix(in srgb, var(--ink) 9%, transparent);
	border-radius: var(--radius-xl);
	box-shadow: var(--shadow-md);
}
.hero.page-hero { margin-bottom: var(--space-6); }
.cat { position: relative; flex: none; width: clamp(6.5rem, 30cqi, 11rem); aspect-ratio: 1; }
.cat::before {
	content: '';
	position: absolute;
	inset: 12% 0 -2%;
	z-index: 0;
	border-radius: 50%;
	background: color-mix(in srgb, var(--sun) 48%, var(--paper));
}
/* inline-block and middle, as Cat.svelte draws it, so the box stays square */
.cat svg { position: relative; z-index: 1; display: inline-block; vertical-align: middle; width: 100%; height: 100%; }
.words { min-width: 0; }
.words h1,
.words h2 { margin: 0 0 var(--space-2); text-wrap: balance; }
.sub { margin: 0; max-width: 30rem; font-size: 1.125rem; color: var(--ink-soft); }
.words .fine { margin: var(--space-4) 0 0; max-width: 30rem; }
@container (min-width: 36rem) {
	.hero { flex-direction: row; align-items: center; padding: var(--space-4) var(--space-5) var(--space-4) var(--space-4); }
	.cat { width: clamp(5.5rem, 24cqi, 13rem); }
}
@container (min-width: 52rem) {
	.hero { padding: var(--space-5); gap: var(--space-5); }
}

/* ---------- subject pages: the app's event-map header (e/[event]/+page.svelte .hero) ---------- */
.hero.subject-hero {
	display: grid;
	grid-template-columns: auto minmax(0, 1fr);
	grid-template-areas: 'cat head' 'body body';
	align-items: center;
	gap: var(--space-3) var(--space-4);
	padding: var(--space-4);
	background:
		radial-gradient(circle at 1px 1px, color-mix(in srgb, var(--accent) 28%, transparent) 1.1px, transparent 1.6px) 0 0 / 1.25rem 1.25rem,
		var(--accent-soft);
	border-color: color-mix(in srgb, var(--accent) 35%, transparent);
	box-shadow: none;
}
.subject-hero .cat { grid-area: cat; width: clamp(5.5rem, 26cqi, 11rem); }
.subject-hero .cat::before { background: color-mix(in srgb, var(--accent) 34%, var(--paper)); }
.subject-hero h1 { grid-area: head; margin: 0; text-wrap: balance; }
.subject-hero .sub { grid-area: body; max-width: 38rem; font-size: 1.1rem; color: var(--ink); }
/* very narrow screens (or very large text): no room beside the cat for the title */
@container (max-width: 21rem) {
	.hero.subject-hero { grid-template-columns: minmax(0, 1fr); grid-template-areas: 'cat' 'head' 'body'; justify-items: start; }
	.subject-hero .cat { width: 5rem; }
}
@container (min-width: 44rem) {
	.hero.subject-hero {
		grid-template-areas: 'cat head' 'cat body';
		align-items: start;
		align-content: center;
		padding: var(--space-5) var(--space-6);
		gap: var(--space-2) var(--space-6);
	}
	.subject-hero .cat { grid-row: 1 / span 2; align-self: center; }
	.subject-hero h1 { align-self: end; }
	.subject-hero .sub { align-self: start; }
}

/* ---------- home: the top is the app's first-visit screen (welcome/+page.svelte) ---------- */
.welcome { container-type: inline-size; }
.welcome .layout {
	display: grid;
	grid-template-columns: minmax(0, 1fr);
	gap: var(--space-4);
	align-items: center;
	max-width: 62rem;
	margin: 0 auto;
	padding: var(--space-5) var(--space-4) var(--space-7);
}
.welcome .pet { display: grid; justify-items: center; gap: var(--space-2); }
.welcome .cat { width: clamp(8rem, 44cqi, 15rem); }
.welcome .cat::before { inset: 12% 2% -1%; }
.welcome .panel { padding: var(--space-5); }
.welcome .body { display: grid; gap: var(--space-4); }
.welcome h1 { margin: 0; font-size: clamp(1.6rem, 1.2rem + 1.6vw, 2.2rem); text-wrap: balance; }
.welcome .body p { margin: 0; }
.welcome .actions { justify-content: flex-end; margin-top: var(--space-2); }
@container (min-width: 46rem) {
	.welcome .layout {
		grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
		gap: var(--space-7);
		min-height: calc(100dvh - 5rem);
		padding-block: var(--space-6);
	}
	.welcome .cat { width: clamp(12rem, 34cqi, 20rem); }
	.welcome .panel { padding: var(--space-6); }
}

/* ---------- home: doors and first lessons (+page.svelte) ---------- */
.page {
	display: grid;
	grid-template-columns: minmax(0, 1fr);
	grid-template-areas: 'doors' 'today';
	gap: var(--space-5);
	max-width: 72rem;
	margin: 0 auto;
	padding: var(--space-4) var(--space-4) 0;
}
.today {
	grid-area: today;
	display: grid;
	grid-template-columns: minmax(0, 1fr);
	align-content: start;
	gap: var(--space-4);
	padding: var(--space-4) var(--space-5) var(--space-5);
}
.today-head { display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-3); flex-wrap: wrap; }
.today-head h2 { margin: 0; }
.streak {
	display: inline-flex;
	align-items: center;
	gap: 0.35rem;
	margin: 0;
	padding: 0.2rem 0.7rem;
	border-radius: var(--radius-pill);
	background: color-mix(in srgb, var(--sun) 40%, var(--paper));
	font-family: var(--font-display);
	font-weight: 600;
	font-size: 0.95rem;
}
.calm { margin: 0; color: var(--ink-soft); }
.next ul { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-2); margin: 0; padding: 0; list-style: none; }
.stop {
	--soft: color-mix(in srgb, var(--accent) 16%, var(--paper));
	display: flex;
	align-items: center;
	gap: var(--space-3);
	min-height: var(--tap);
	padding: 0.45rem 0.75rem;
	border-radius: var(--radius-md);
	background: var(--soft);
	color: var(--ink);
	text-decoration: none;
	transition: background-color 0.15s ease;
}
.stop:hover { background: color-mix(in srgb, var(--accent) 28%, var(--paper)); }
.dot { flex: none; width: 0.7rem; height: 0.7rem; border-radius: 50%; background: var(--accent); border: 2px solid var(--ink); }
.stop .what { flex: 1 1 auto; min-width: 0; display: flex; flex-wrap: wrap; align-items: baseline; column-gap: 0.5rem; line-height: 1.3; }
.stop .ev { font-size: 0.8rem; font-weight: 700; color: color-mix(in srgb, var(--accent) 45%, var(--ink)); }
.stop .title { font-family: var(--font-display); font-weight: 600; }
.stop .mins { flex: none; font-size: 0.9rem; color: var(--ink-soft); white-space: nowrap; }
.stop .icon { color: var(--ink-soft); }
.when { display: grid; gap: var(--space-1); padding-top: var(--space-3); border-top: 1px dashed color-mix(in srgb, var(--ink) 22%, transparent); }
.date { display: inline-flex; align-items: center; gap: var(--space-2); margin: 0; min-height: var(--tap); color: var(--ink); }
.doors { grid-area: doors; }
.doors > h2 { margin: 0 0 var(--space-4); }
.doors ul { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-4); margin: 0; padding: 0; list-style: none; }
.door {
	--deep: color-mix(in srgb, var(--accent) 50%, var(--ink));
	position: relative;
	display: grid;
	grid-template-columns: 7rem minmax(0, 1fr);
	overflow: hidden;
	background: var(--paper);
	border: 2px solid var(--ink);
	border-radius: var(--radius-lg);
	box-shadow: 0 5px 0 var(--ink);
	transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.door:hover { transform: translateY(-3px); box-shadow: 0 8px 0 var(--ink); }
.wall {
	display: grid;
	place-items: end center;
	padding-top: var(--space-3);
	background: color-mix(in srgb, var(--accent) 24%, var(--paper));
	border-right: 2px solid var(--ink);
}
.arch {
	width: 5.4rem;
	aspect-ratio: 1 / 1.12;
	display: grid;
	place-items: end center;
	overflow: hidden;
	background: var(--accent);
	border: 2px solid var(--ink);
	border-bottom: 0;
	border-radius: 2.7rem 2.7rem 0 0;
}
.arch svg { width: 104%; height: auto; margin-bottom: -5%; }
.info { display: grid; align-content: center; gap: var(--space-2); padding: var(--space-3) var(--space-4); min-width: 0; }
.info h2,
.info h3 { margin: 0; font-size: 1.2rem; }
.info :is(h2, h3) a { color: var(--ink); text-decoration: none; }
/* the whole door is the link; the ring sits inside the door so its rounded clip can't hide it */
.info :is(h2, h3) a::after { content: ''; position: absolute; inset: 0; }
.info :is(h2, h3) a:focus-visible { outline: none; }
.info :is(h2, h3) a:focus-visible::after { outline: 3px solid var(--focus); outline-offset: -6px; border-radius: calc(var(--radius-lg) - 2px); }
.blurb { display: none; margin: 0; font-size: 0.95rem; line-height: 1.45; color: var(--ink-soft); }
.meter { display: grid; gap: 0.3rem; }
.of { margin: 0; font-size: 0.9rem; font-weight: 700; color: var(--deep); }
@container (min-width: 36rem) {
	.page { padding-inline: var(--space-5); }
}
@container (min-width: 40rem) {
	.doors ul { grid-template-columns: repeat(3, minmax(0, 1fr)); }
	.door { grid-template-columns: minmax(0, 1fr); grid-template-rows: auto 1fr; }
	.wall { padding-top: var(--space-4); border-right: 0; border-bottom: 2px solid var(--ink); }
	.arch { width: 8.25rem; border-radius: 4.125rem 4.125rem 0 0; }
	.info { align-content: start; gap: var(--space-3); padding: var(--space-4); grid-template-rows: auto 1fr auto; }
	.blurb { display: block; }
	.meter { align-self: end; }
}

/* ---------- fact card and badge (+page.svelte .fact) ---------- */
.fact {
	display: flex;
	align-items: flex-start;
	gap: var(--space-4);
	padding: var(--space-4) var(--space-5);
	background: color-mix(in srgb, var(--sun) 26%, var(--paper));
	border: 1px solid color-mix(in srgb, var(--ink) 12%, transparent);
	border-radius: var(--radius-lg);
}
.badge {
	flex: none;
	display: grid;
	place-items: center;
	width: 2.9rem;
	height: 2.9rem;
	border-radius: 50%;
	background: var(--sun);
	border: 2px solid var(--ink);
	color: var(--on-bright);
	font-family: var(--font-display);
	font-weight: 700;
	font-size: 1.15rem;
	line-height: 1;
}
.fact-body { min-width: 0; }
.fact h2 { margin: 0 0 var(--space-2); font-size: 1.25rem; }
.fact .text { margin: 0 0 var(--space-2); max-width: 52rem; }
.fact .button { margin-top: var(--space-3); }
.tie {
	display: inline-block;
	margin: 0;
	padding: 0.1rem 0.7rem;
	border-radius: var(--radius-pill);
	background: var(--paper);
	border: 1.5px solid var(--ink);
	font-size: 0.9rem;
	font-weight: 700;
	color: color-mix(in srgb, var(--accent) 50%, var(--ink));
}
.notice {
	margin-bottom: var(--space-5);
	padding: var(--space-4) var(--space-5);
	background: color-mix(in srgb, var(--sun) 26%, var(--paper));
	border: 1px solid color-mix(in srgb, var(--ink) 12%, transparent);
	border-radius: var(--radius-lg);
}
.notice h2 { font-size: 1.25rem; }
.notice strong { font-family: var(--font-display); font-weight: 600; font-size: 1.1rem; }
.notice > :last-child { margin-bottom: 0; }
@media screen {
	:root[data-theme='dark'] .streak,
	:root[data-theme='dark'] .fact,
	:root[data-theme='dark'] .notice { background: color-mix(in srgb, var(--sun) 16%, var(--paper)); }
}

/* ---------- how a lesson works ---------- */
.how-list,
.steps { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-4); margin: 0; padding: 0; list-style: none; }
.how-list li { display: grid; align-content: start; gap: var(--space-3); }
.how-list h3 { margin: 0; font-size: 1.15rem; }
.how-list p { margin: 0; color: var(--ink-soft); }
.section .text-link { margin-top: var(--space-3); }
.steps li { display: flex; align-items: flex-start; gap: var(--space-4); }
.steps li > div { min-width: 0; }
.steps h2 { margin: 0.35rem 0 var(--space-2); font-size: 1.25rem; }
.steps p { margin: 0 0 var(--space-2); color: var(--ink-soft); }
.steps li > div > :last-child { margin-bottom: 0; }
@container (min-width: 40rem) {
	.how-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@container (min-width: 62rem) {
	.how-list { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

/* ---------- coat picker (welcome/+page.svelte) ---------- */
.coat-card { display: grid; gap: var(--space-4); }
.coat-card > h2,
.coat-card > p { margin: 0; }
.coat-card > p:first-of-type { max-width: 40rem; color: var(--ink-soft); }
.coats { margin: 0; padding: 0; border: 0; min-width: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-2); }
.coat {
	position: relative;
	display: grid;
	justify-items: center;
	align-content: start;
	gap: 0.3rem;
	padding: 0.6rem 0.2rem 0.5rem;
	border: 2px solid color-mix(in srgb, var(--ink) 18%, transparent);
	border-radius: var(--radius-md);
	background: var(--paper);
	text-align: center;
	cursor: pointer;
	transition: transform 0.12s ease, background-color 0.12s ease;
}
.coat:hover:not(.locked) { transform: translateY(-2px); border-color: color-mix(in srgb, var(--ink) 45%, transparent); }
.coat:has(input:checked) { border-color: var(--ink); background: color-mix(in srgb, var(--sun) 40%, var(--paper)); box-shadow: 0 3px 0 var(--ink); }
.coat:has(input:focus-visible) { outline: 3px solid var(--focus); outline-offset: 3px; }
.coat.locked { cursor: not-allowed; background: color-mix(in srgb, var(--ink) 5%, var(--paper)); }
.coat.locked svg:not(.icon) { opacity: 0.45; filter: grayscale(0.6); }
.coat input { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: inherit; }
.coat .art { width: 52px; height: 52px; overflow: visible; }
.coat-name { font-size: 0.85rem; font-weight: 700; line-height: 1.2; }
.padlock {
	position: absolute;
	top: 0.3rem;
	right: 0.3rem;
	display: grid;
	place-items: center;
	width: 1.5rem;
	height: 1.5rem;
	border-radius: 50%;
	background: var(--paper);
	border: 1.5px solid var(--ink);
}
.coat-note { display: flex; align-items: center; gap: 0.4rem; font-size: 0.9rem; color: var(--ink-soft); }
@media screen {
	:root[data-theme='dark'] .coat:has(input:checked) { background: color-mix(in srgb, var(--sun) 16%, var(--paper)); }
}
@container (min-width: 40rem) {
	.coats { grid-template-columns: repeat(7, minmax(0, 1fr)); }
}

/* ---------- demos ---------- */
.demo-feature { display: grid; gap: var(--space-5); align-items: center; }
.demo-intro { display: grid; justify-items: start; gap: var(--space-3); }
.demo-intro h2,
.demo-intro p { margin: 0; }
.demo-intro p { max-width: 30rem; font-size: 1.125rem; color: var(--ink-soft); }
.demo-intro .cat { width: clamp(6rem, 18cqi, 10rem); }
.demo-grid { display: grid; gap: var(--space-5); align-items: start; grid-template-columns: repeat(auto-fit, minmax(min(100%, 19rem), 1fr)); }
.experiment { display: grid; align-content: start; gap: var(--space-3); }
.experiment h3 { margin: 0; font-size: 1.25rem; }
.experiment > p { margin: 0; }
.experiment [data-reset] { justify-self: start; }
.punnett {
	display: grid;
	grid-template-columns: 2.25rem repeat(2, minmax(0, 1fr));
	gap: var(--space-2);
	max-width: 20rem;
	align-items: center;
	justify-items: stretch;
}
.punnett > b { font-family: var(--font-display); font-weight: 700; font-size: 1.25rem; text-align: center; color: var(--accent-deep); }
.punnett button {
	--_edge: var(--ink);
	min-height: 3.6rem;
	padding: 0;
	border: 2px solid var(--_edge);
	border-radius: var(--radius-md);
	background: var(--paper);
	box-shadow: 0 3px 0 var(--_edge);
	color: var(--ink);
	font-family: var(--font-display);
	font-weight: 600;
	font-size: 1.35rem;
	cursor: pointer;
	-webkit-tap-highlight-color: transparent;
	transition: transform 0.12s ease, box-shadow 0.12s ease, background-color 0.15s ease;
}
.punnett button:hover { transform: translateY(-1px); box-shadow: 0 4px 0 var(--_edge); }
.punnett button:active { transform: translateY(2px); box-shadow: 0 1px 0 var(--_edge); }
.punnett button[data-open] { background: var(--accent-soft); }
@media screen {
	:root[data-theme='dark'] .punnett button { --_edge: color-mix(in srgb, var(--ink) 50%, var(--paper)); }
}
.experiment label { display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-3); font-weight: 700; }
.experiment output { font-family: var(--font-display); font-weight: 600; font-variant-numeric: tabular-nums; color: var(--accent-deep); }
.experiment input[type='range'] { width: 100%; min-height: var(--tap); margin: 0; accent-color: var(--accent); }
.readout {
	display: flex;
	flex-wrap: wrap;
	align-items: baseline;
	gap: 0.5rem;
	padding: var(--space-3) var(--space-4);
	border-radius: var(--radius-md);
	background: var(--accent-soft);
}
.readout strong { font-family: var(--font-display); font-weight: 700; font-size: 2rem; line-height: 1; font-variant-numeric: tabular-nums; }
.risk-bars { display: grid; gap: var(--space-3); }
.risk-bars > div { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 0.3rem var(--space-3); align-items: baseline; }
.risk-bars span { font-weight: 700; }
.risk-bars b { font-family: var(--font-display); font-weight: 600; font-variant-numeric: tabular-nums; }
/* the app's progress meter: an ink outline with the accent fill */
.risk-bars i {
	grid-column: 1 / -1;
	display: block;
	position: relative;
	overflow: clip;
	block-size: 0.8rem;
	border: 2px solid var(--ink);
	border-radius: var(--radius-pill);
	background: var(--paper);
}
.risk-bars i::before {
	content: '';
	position: absolute;
	inset: 0 auto 0 0;
	width: var(--bar);
	background: var(--accent);
	border-radius: var(--radius-pill);
}
.choices { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.feedback,
.why {
	margin: 0;
	padding: var(--space-3) var(--space-4);
	border-radius: var(--radius-md);
	background: color-mix(in srgb, var(--accent) 12%, var(--paper));
	font-size: 0.97rem;
}
.why { background: color-mix(in srgb, var(--violet) 12%, var(--paper)); }
.hint { margin: 0; font-size: 0.9rem; color: var(--ink-soft); }
@container (min-width: 52rem) {
	.demo-feature { grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: var(--space-6); }
}

/* ---------- plans ---------- */
.plans { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-5); align-items: stretch; }
.plan { display: flex; flex-direction: column; align-items: flex-start; gap: var(--space-3); }
.plan h2,
.plan h3 { margin: 0; }
.plan > p { margin: 0; color: var(--ink-soft); }
.plan .price {
	margin: 0;
	font-family: var(--font-display);
	font-weight: 700;
	font-size: 2.4rem;
	line-height: 1;
	font-variant-numeric: tabular-nums;
	color: var(--ink);
}
.price span { margin-left: 0.25rem; font-size: 1rem; font-weight: 500; color: var(--ink-soft); }
.plan ul { flex: 1 1 auto; align-self: stretch; display: grid; align-content: start; gap: var(--space-2); margin: 0; padding: 0; list-style: none; }
.plan li { display: flex; align-items: flex-start; gap: var(--space-2); }
.plan li .icon { margin-top: 0.2em; color: color-mix(in srgb, var(--teal) 55%, var(--ink)); }
.plan small { font-size: 0.875rem; color: var(--ink-soft); }
.plan.featured { border: 2px solid var(--ink); box-shadow: 0 5px 0 var(--ink); }
.plans + .fine { margin-top: var(--space-5); }
@container (min-width: 52rem) {
	.plans { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
.comparison {
	margin-top: var(--space-6);
	overflow-x: auto;
	background: var(--paper);
	border: 1px solid color-mix(in srgb, var(--ink) 9%, transparent);
	border-radius: var(--radius-lg);
	box-shadow: var(--shadow-md);
}
.comparison:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: var(--radius-lg); }
.comparison table { width: 100%; min-width: 40rem; border-collapse: collapse; }
.comparison caption {
	padding: var(--space-4) var(--space-5) var(--space-2);
	text-align: left;
	font-family: var(--font-display);
	font-weight: 600;
	font-size: 1.25rem;
}
.comparison th,
.comparison td {
	padding: var(--space-3) var(--space-4);
	text-align: left;
	vertical-align: top;
	border-top: 1px dashed color-mix(in srgb, var(--ink) 18%, transparent);
}
.comparison thead th { border-top: 0; font-family: var(--font-display); font-weight: 600; }
.comparison tbody th { font-weight: 700; }
.comparison td { color: var(--ink-soft); }
.comparison :is(th, td):first-child { padding-left: var(--space-5); }

/* ---------- questions ---------- */
.faq { padding: var(--space-2) var(--space-5); }
.faq details + details { border-top: 1px dashed color-mix(in srgb, var(--ink) 22%, transparent); }
.faq summary {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--space-3);
	min-height: var(--tap);
	padding-block: var(--space-3);
	font-family: var(--font-display);
	font-weight: 600;
	font-size: 1.125rem;
	line-height: 1.3;
	cursor: pointer;
	list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary .icon { color: var(--ink-soft); transition: transform 0.2s ease; }
.faq details[open] summary .icon { transform: rotate(90deg); }
.faq details p { margin: 0 0 var(--space-4); max-width: 46rem; color: var(--ink-soft); }

/* ---------- forms and account pages ---------- */
.form-card {
	background: var(--paper);
	border: 1px solid color-mix(in srgb, var(--ink) 9%, transparent);
	border-radius: var(--radius-lg);
	box-shadow: var(--shadow-md);
	padding: var(--space-5);
}
.form-card > h2 { font-size: 1.45rem; }
.form-card > a:not(.button) { display: inline-flex; align-items: center; min-height: var(--tap); font-weight: 700; }
form { display: grid; gap: var(--space-1); margin-bottom: var(--space-4); }
form label { display: block; margin-top: var(--space-3); font-weight: 700; }
form label:first-child { margin-top: 0; }
form input:is([type='email'], [type='password'], [type='text']) {
	width: 100%;
	min-height: 3rem;
	padding: 0.45rem 0.9rem;
	border: 2px solid var(--ink);
	border-radius: var(--radius-md);
	background: var(--paper);
}
form .button { justify-self: start; margin-top: var(--space-4); }
#form-status,
#account-status,
#migration-status { margin: var(--space-2) 0 0; font-weight: 700; }
form label.check { display: flex; align-items: flex-start; gap: var(--space-2); font-weight: 400; }
.check input { width: 1.35rem; height: 1.35rem; margin: 0.1rem 0 0; flex: none; accent-color: var(--ink); }
.auth-layout { display: grid; gap: var(--space-5); align-items: start; padding-top: var(--space-7); }
.auth-layout .hero { margin: 0; }
.account-grid { display: grid; gap: var(--space-5); grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr)); }
.account-grid h2 { margin-bottom: var(--space-1); font-size: 1.35rem; }
.account-grid .text-link { margin-right: var(--space-4); }
dl { display: grid; grid-template-columns: auto 1fr; gap: var(--space-2) var(--space-4); margin: 0 0 var(--space-5); }
dt { font-weight: 700; }
dd { margin: 0; color: var(--ink-soft); }
.prose {
	background: var(--paper);
	border: 1px solid color-mix(in srgb, var(--ink) 9%, transparent);
	border-radius: var(--radius-lg);
	box-shadow: var(--shadow-md);
	padding: var(--space-5);
}
.prose > :first-child { margin-top: 0; }
.prose > :last-child { margin-bottom: 0; }
.prose h2 { margin-top: var(--space-6); font-size: 1.35rem; }
.prose ul,
.prose ol { padding-left: 1.25rem; }
.prose li { margin-bottom: var(--space-2); }
.prose li::marker { color: var(--accent-deep); }
.subject-detail,
.plan-detail { display: grid; gap: var(--space-5); align-items: start; }
@container (min-width: 52rem) {
	.auth-layout { grid-template-columns: minmax(0, 1fr) minmax(0, 26rem); }
	.subject-detail { grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); }
	.plan-detail { grid-template-columns: minmax(0, 22rem) minmax(0, 1fr); }
}

/* ---------- footer ---------- */
.site-footer { container: foot / inline-size; margin-top: var(--space-8); border-top: 1px solid color-mix(in srgb, var(--ink) 8%, transparent); }
.footer-inner { display: grid; gap: var(--space-6); padding-block: var(--space-7) var(--space-5); }
.footer-top { display: grid; gap: var(--space-6); }
.footer-brand { display: grid; justify-items: start; align-content: start; gap: var(--space-3); }
.footer-cat { width: 8rem; aspect-ratio: 1; }
.footer-cat svg { width: 100%; height: 100%; }
/* a tapped cat answers by moving; no grey flash over it */
[data-cat] { -webkit-tap-highlight-color: transparent; }
.footer-links { display: grid; gap: var(--space-5); grid-template-columns: repeat(auto-fit, minmax(min(100%, 10rem), 1fr)); }
.footer-links h2 { margin: 0 0 var(--space-2); font-size: 1rem; }
.footer-links ul { margin: 0; padding: 0; list-style: none; }
.footer-links a { display: inline-flex; align-items: center; min-width: var(--tap); min-height: var(--tap); color: var(--ink-soft); text-decoration: none; }
.footer-links a:hover {
	color: var(--ink);
	text-decoration: underline;
	text-decoration-color: var(--accent);
	text-decoration-thickness: 2px;
	text-underline-offset: 0.25em;
}
.footer-base {
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-2) var(--space-5);
	padding-top: var(--space-4);
	border-top: 1px dashed color-mix(in srgb, var(--ink) 22%, transparent);
	font-size: 0.9rem;
	color: var(--ink-soft);
}
.footer-base p { margin: 0; }
@container foot (min-width: 52rem) {
	.footer-top { grid-template-columns: minmax(0, 1fr) minmax(0, 2fr); }
}

/* ---------- night sky (dark theme; a still version of the app's NightSky.svelte) ---------- */
@media screen {
	:root[data-theme='dark'] body::before {
		content: '';
		position: fixed;
		inset: 0;
		z-index: -1;
		pointer-events: none;
		background:
			radial-gradient(circle at 8% 12%, #fffaf0 0 1.3px, transparent 1.9px),
			radial-gradient(circle at 21% 31%, #fff8ee 0 1px, transparent 1.6px),
			radial-gradient(circle at 34% 8%, #fffaf0 0 1.5px, transparent 2.1px),
			radial-gradient(circle at 46% 22%, #fff8ee 0 1px, transparent 1.6px),
			radial-gradient(circle at 57% 44%, #fffaf0 0 1.2px, transparent 1.8px),
			radial-gradient(circle at 66% 15%, #fff8ee 0 1.1px, transparent 1.7px),
			radial-gradient(circle at 78% 34%, #fffaf0 0 1.4px, transparent 2px),
			radial-gradient(circle at 89% 9%, #fff8ee 0 1px, transparent 1.6px),
			radial-gradient(circle at 94% 52%, #fffaf0 0 1.2px, transparent 1.8px),
			radial-gradient(circle at 13% 58%, #fff8ee 0 1px, transparent 1.6px),
			radial-gradient(circle at 39% 63%, #fffaf0 0 1.1px, transparent 1.7px),
			radial-gradient(circle at 71% 66%, #fff8ee 0 1px, transparent 1.6px),
			radial-gradient(130% 48% at 50% 100%, rgb(98 84 186 / 0.34), transparent 72%),
			radial-gradient(70% 30% at 82% 100%, rgb(70 150 160 / 0.14), transparent 70%),
			linear-gradient(to bottom, #08071d 0%, #0e0c28 28%, #15123a 58%, #1e1a49 82%, #262156 100%);
	}
}

/* ---------- motion ---------- */
/* the home page's cat waits for motion.js to pop it up; boot.js removes the class if the script never runs */
html.motion-boot [data-intro-item] { opacity: 0; }
@media (prefers-reduced-motion: reduce) {
	html:not([data-motion='on']) *,
	html:not([data-motion='on']) *::before,
	html:not([data-motion='on']) *::after {
		animation-duration: 0.01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.01ms !important;
		scroll-behavior: auto !important;
	}
}
/* Motion off in the app (boot.js copies it onto <html>): as calm as reduced motion, whatever the device says */
html[data-motion='off'] *,
html[data-motion='off'] *::before,
html[data-motion='off'] *::after {
	animation-duration: 0.01ms !important;
	animation-iteration-count: 1 !important;
	transition-duration: 0.01ms !important;
	scroll-behavior: auto !important;
}
@media (forced-colors: active) {
	.risk-bars i::before { background: Highlight; }
	.dot { background: CanvasText; }
}

/* ---------- print ---------- */
@media print {
	.top { position: static; background: none; -webkit-backdrop-filter: none; backdrop-filter: none; border: 0; }
	.links,
	.status,
	.skip,
	.footer-cat,
	.footer-links { display: none !important; }
	.card,
	.hero,
	.prose,
	.form-card,
	.comparison { box-shadow: none; }
	.door,
	.plan.featured { box-shadow: none; }
	/* sections that had not scrolled into view yet still print */
	[data-reveal],
	[data-intro-item] { opacity: 1 !important; transform: none !important; }
}