/*
 * Cookbook: the recipe index (/cookbook) and the recipe viewer (/cookbook/<slug>).
 *
 * Everything here is expressed in the shared design tokens from tokens.css, so
 * both surfaces follow the site's light/dark themes with no per-theme overrides
 * of their own. Reach for a token before inventing a colour.
 */

html.cookbook-page,
html.cookbook-page body {
	overflow: auto !important;
	height: auto !important;
}

.cookbook-page body {
	display: block;
}

.cb-page {
	min-height: 100vh;
	display: flex;
	flex-direction: column;
}

/* The injected .nav owns its own height, padding, blur and border. Neutralise
   the legacy app-shell `header {}` rule from style.css so its line-height does
   not cascade into the nav links. This wrapper is a pure positioning context. */
.cb-page header {
	position: sticky;
	top: 0;
	z-index: 200;
	flex-shrink: 0;
	display: block;
	height: auto;
	padding: 0;
	line-height: normal;
	white-space: normal;
	overflow: visible;
	background: none;
	backdrop-filter: none;
	-webkit-backdrop-filter: none;
	border-bottom: none;
}

.cb-main {
	flex: 1;
	width: 100%;
	max-width: 1140px;
	margin: 0 auto;
	padding: 0 clamp(1.15rem, 4vw, 2rem) clamp(3rem, 8vh, 5rem);
}

/* ── Hero ──────────────────────────────────────────────────────────────── */

.cb-hero {
	position: relative;
	overflow: hidden;
	border-bottom: 1px solid var(--stroke);
	padding: clamp(2.75rem, 8vh, 5rem) clamp(1.15rem, 4vw, 2rem) clamp(2rem, 5vh, 3rem);
}

.cb-hero::before {
	content: '';
	position: absolute;
	inset: 0;
	pointer-events: none;
	background:
		radial-gradient(ellipse 55% 75% at 12% 40%, rgba(255, 255, 255, 0.1) 0%, transparent 62%),
		radial-gradient(ellipse 45% 60% at 88% 12%, rgba(255, 255, 255, 0.05) 0%, transparent 58%);
}

:root[data-theme='light'] .cb-hero::before {
	background:
		radial-gradient(ellipse 55% 75% at 12% 40%, rgba(0, 0, 0, 0.05) 0%, transparent 62%),
		radial-gradient(ellipse 45% 60% at 88% 12%, rgba(0, 0, 0, 0.03) 0%, transparent 58%);
}

.cb-hero-inner {
	position: relative;
	max-width: 1140px;
	margin: 0 auto;
}

.cb-eyebrow {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	font-size: 0.75rem;
	letter-spacing: 0.09em;
	text-transform: uppercase;
	color: var(--ink-faint);
	border: 1px solid var(--stroke);
	background: var(--surface-1);
	border-radius: 999px;
	padding: 0.3rem 0.75rem;
	margin-bottom: 1.15rem;
}

.cb-hero h1 {
	font-family: var(--font-display, inherit);
	font-size: clamp(2rem, 6vw, 3.4rem);
	line-height: 1.04;
	letter-spacing: -0.03em;
	margin: 0 0 0.9rem;
	color: var(--ink-bright);
}

.cb-hero p {
	margin: 0;
	max-width: 62ch;
	font-size: clamp(1rem, 2.1vw, 1.15rem);
	line-height: 1.65;
	color: var(--ink-dim);
}

.cb-hero-meta {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem 1.5rem;
	margin-top: 1.6rem;
	font-size: 0.875rem;
	color: var(--ink-faint);
}

.cb-hero-meta strong {
	color: var(--ink);
	font-weight: 600;
}

/* ── Filter bar ────────────────────────────────────────────────────────── */

.cb-toolbar {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.6rem;
	margin: clamp(1.75rem, 5vh, 2.75rem) 0 1.5rem;
}

.cb-filter {
	appearance: none;
	font: inherit;
	font-size: 0.85rem;
	color: var(--ink-dim);
	background: var(--surface-1);
	border: 1px solid var(--stroke);
	border-radius: 999px;
	padding: 0.42rem 0.95rem;
	cursor: pointer;
	transition:
		background var(--duration-fast, 140ms) ease,
		border-color var(--duration-fast, 140ms) ease,
		color var(--duration-fast, 140ms) ease;
}

.cb-filter:hover {
	background: var(--surface-2);
	color: var(--ink);
	border-color: var(--stroke-strong);
}

.cb-filter:focus-visible {
	outline: 2px solid var(--ink);
	outline-offset: 2px;
}

.cb-filter[aria-pressed='true'] {
	background: var(--ink-bright);
	color: var(--bg-0);
	border-color: transparent;
	font-weight: 600;
}

.cb-count {
	margin-left: auto;
	font-size: 0.8rem;
	color: var(--ink-faint);
	font-variant-numeric: tabular-nums;
}

/* ── Recipe grid ───────────────────────────────────────────────────────── */

.cb-grid {
	display: grid;
	gap: clamp(1rem, 2.2vw, 1.4rem);
	grid-template-columns: repeat(auto-fill, minmax(min(100%, 330px), 1fr));
	list-style: none;
	margin: 0;
	padding: 0;
}

.cb-card {
	position: relative;
	display: flex;
	flex-direction: column;
	border: 1px solid var(--stroke);
	background: var(--surface-1);
	border-radius: var(--radius-lg, 14px);
	overflow: hidden;
	transition:
		transform var(--duration-base, 220ms) var(--ease-standard, ease),
		border-color var(--duration-base, 220ms) ease,
		box-shadow var(--duration-base, 220ms) ease;
}

.cb-card:hover,
.cb-card:focus-within {
	transform: translateY(-3px);
	border-color: var(--stroke-strong);
	box-shadow: var(--shadow-2);
}

.cb-card-media {
	position: relative;
	aspect-ratio: 16 / 9;
	background:
		radial-gradient(ellipse 80% 90% at 50% 110%, rgba(255, 255, 255, 0.08), transparent 70%),
		var(--surface-2);
	border-bottom: 1px solid var(--stroke);
	overflow: hidden;
}

.cb-card-media img {
	width: 100%;
	height: 100%;
	display: block;
	object-fit: cover;
	background: transparent;
}

.cb-card-body {
	display: flex;
	flex-direction: column;
	gap: 0.6rem;
	padding: 1.05rem 1.15rem 1.25rem;
	flex: 1;
}

.cb-card h2 {
	margin: 0;
	font-size: 1.06rem;
	line-height: 1.32;
	letter-spacing: -0.012em;
	color: var(--ink-bright);
}

.cb-card h2 a {
	color: inherit;
	text-decoration: none;
}

/* Stretch the title link over the whole card so the card is one click target,
   while the download link below stays independently clickable (z-index). */
.cb-card h2 a::after {
	content: '';
	position: absolute;
	inset: 0;
}

.cb-card h2 a:focus-visible {
	outline: none;
}

.cb-card h2 a:focus-visible::after {
	outline: 2px solid var(--ink);
	outline-offset: -3px;
	border-radius: var(--radius-lg, 14px);
}

.cb-card p {
	margin: 0;
	font-size: 0.9rem;
	line-height: 1.6;
	color: var(--ink-dim);
}

.cb-card-builds {
	font-size: 0.82rem;
	color: var(--ink-faint);
	border-left: 2px solid var(--stroke-strong);
	padding-left: 0.7rem;
}

.cb-card-foot {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.45rem;
	margin-top: auto;
	padding-top: 0.9rem;
	font-size: 0.75rem;
	color: var(--ink-faint);
}

.cb-chip {
	display: inline-flex;
	align-items: center;
	gap: 0.3rem;
	border: 1px solid var(--stroke);
	border-radius: 999px;
	padding: 0.2rem 0.6rem;
	white-space: nowrap;
}

.cb-chip[data-level='beginner'] {
	color: var(--success);
	border-color: color-mix(in srgb, var(--success) 34%, transparent);
}

.cb-chip[data-level='intermediate'] {
	color: var(--warn);
	border-color: color-mix(in srgb, var(--warn) 34%, transparent);
}

.cb-chip[data-level='advanced'] {
	color: var(--wallet-accent);
	border-color: var(--wallet-stroke);
}

.cb-dl {
	position: relative;
	z-index: 1;
	margin-left: auto;
	color: var(--ink-dim);
	text-decoration: none;
	border-bottom: 1px solid var(--stroke-strong);
	padding-bottom: 1px;
	transition: color var(--duration-fast, 140ms) ease;
}

.cb-dl:hover,
.cb-dl:focus-visible {
	color: var(--ink-bright);
}

/* ── Empty state ───────────────────────────────────────────────────────── */

.cb-empty {
	border: 1px dashed var(--stroke-strong);
	border-radius: var(--radius-lg, 14px);
	padding: clamp(2rem, 6vw, 3.5rem);
	text-align: center;
	color: var(--ink-dim);
}

.cb-empty h2 {
	margin: 0 0 0.5rem;
	font-size: 1.1rem;
	color: var(--ink-bright);
}

.cb-empty p {
	margin: 0 0 1.15rem;
	font-size: 0.92rem;
}

.cb-empty button {
	font: inherit;
	font-size: 0.85rem;
	cursor: pointer;
	color: var(--btn-secondary-fg);
	background: var(--btn-secondary-bg);
	border: 1px solid var(--btn-secondary-border);
	border-radius: 999px;
	padding: 0.45rem 1.1rem;
}

.cb-empty button:hover {
	background: var(--btn-secondary-bg-hover);
}

/* ── Contribute strip ──────────────────────────────────────────────────── */

.cb-outro {
	margin-top: clamp(2.5rem, 7vh, 4rem);
	border: 1px solid var(--stroke);
	border-radius: var(--radius-lg, 14px);
	background: var(--surface-1);
	padding: clamp(1.4rem, 4vw, 2rem);
	display: flex;
	flex-wrap: wrap;
	gap: 1rem 2rem;
	align-items: center;
	justify-content: space-between;
}

.cb-outro h2 {
	margin: 0 0 0.35rem;
	font-size: 1.05rem;
	color: var(--ink-bright);
}

.cb-outro p {
	margin: 0;
	font-size: 0.9rem;
	color: var(--ink-dim);
	max-width: 56ch;
}

.cb-outro-links {
	display: flex;
	flex-wrap: wrap;
	gap: 0.6rem;
}

.cb-btn {
	display: inline-flex;
	align-items: center;
	gap: 0.4rem;
	font-size: 0.85rem;
	text-decoration: none;
	border-radius: 999px;
	padding: 0.5rem 1.1rem;
	border: 1px solid var(--btn-secondary-border);
	background: var(--btn-secondary-bg);
	color: var(--btn-secondary-fg);
	transition: background var(--duration-fast, 140ms) ease;
}

.cb-btn:hover {
	background: var(--btn-secondary-bg-hover);
}

.cb-btn.primary {
	background: var(--btn-primary-bg);
	color: var(--btn-primary-fg);
	border-color: var(--btn-primary-border);
	font-weight: 600;
}

.cb-btn.primary:hover {
	background: var(--btn-primary-bg-hover);
}

.cb-btn:focus-visible {
	outline: 2px solid var(--ink);
	outline-offset: 2px;
}

/* ── Recipe viewer ─────────────────────────────────────────────────────── */

.cb-doc {
	display: grid;
	gap: clamp(1.5rem, 4vw, 3rem);
	grid-template-columns: minmax(0, 1fr);
	padding-top: clamp(1.5rem, 4vh, 2.5rem);
}

@media (min-width: 1000px) {
	.cb-doc {
		grid-template-columns: minmax(0, 1fr) 232px;
		align-items: start;
	}
}

.cb-crumbs {
	font-size: 0.82rem;
	color: var(--ink-faint);
	margin-bottom: 1.1rem;
}

.cb-crumbs a {
	color: inherit;
	text-decoration: none;
	border-bottom: 1px solid transparent;
}

.cb-crumbs a:hover,
.cb-crumbs a:focus-visible {
	color: var(--ink);
	border-bottom-color: var(--stroke-strong);
}

.cb-article {
	min-width: 0;
	font-size: 1rem;
	line-height: 1.75;
	color: var(--ink);
}

.cb-article h1 {
	font-family: var(--font-display, inherit);
	font-size: clamp(1.8rem, 4.5vw, 2.6rem);
	line-height: 1.1;
	letter-spacing: -0.028em;
	margin: 0 0 1rem;
	color: var(--ink-bright);
}

.cb-article h2 {
	font-size: clamp(1.25rem, 3vw, 1.55rem);
	line-height: 1.25;
	letter-spacing: -0.018em;
	margin: 2.6rem 0 0.85rem;
	padding-top: 1.4rem;
	border-top: 1px solid var(--stroke);
	color: var(--ink-bright);
}

.cb-article h3 {
	font-size: 1.08rem;
	margin: 1.9rem 0 0.6rem;
	color: var(--ink-bright);
}

.cb-article p,
.cb-article li {
	color: var(--ink-dim);
}

.cb-article a {
	color: var(--ink);
	text-decoration: none;
	border-bottom: 1px solid var(--stroke-strong);
}

.cb-article a:hover,
.cb-article a:focus-visible {
	color: var(--ink-bright);
	border-bottom-color: var(--ink-bright);
}

.cb-article ul,
.cb-article ol {
	padding-left: 1.35rem;
}

.cb-article li + li {
	margin-top: 0.35rem;
}

.cb-article code {
	font-family: var(--font-mono, ui-monospace, SFMono-Regular, Menlo, monospace);
	font-size: 0.87em;
	background: var(--surface-2);
	border: 1px solid var(--stroke);
	border-radius: 5px;
	padding: 0.1em 0.35em;
}

.cb-article pre {
	position: relative;
	background: var(--surface-1);
	border: 1px solid var(--stroke);
	border-radius: var(--radius-md, 10px);
	padding: 1rem 1.1rem;
	overflow-x: auto;
	line-height: 1.55;
	font-size: 0.85rem;
}

.cb-article pre code {
	background: none;
	border: 0;
	padding: 0;
	font-size: inherit;
}

.cb-article blockquote {
	margin: 1.4rem 0;
	padding: 0.1rem 0 0.1rem 1.1rem;
	border-left: 2px solid var(--stroke-strong);
	color: var(--ink-faint);
}

.cb-article table {
	width: 100%;
	border-collapse: collapse;
	font-size: 0.9rem;
	margin: 1.4rem 0;
}

.cb-article th,
.cb-article td {
	text-align: left;
	padding: 0.55rem 0.7rem;
	border-bottom: 1px solid var(--hairline);
}

.cb-article th {
	color: var(--ink-bright);
	font-weight: 600;
}

.cb-table-scroll {
	overflow-x: auto;
}

.cb-copy {
	position: absolute;
	top: 0.55rem;
	right: 0.55rem;
	display: inline-flex;
	align-items: center;
	gap: 0.3rem;
	font: inherit;
	font-size: 0.72rem;
	cursor: pointer;
	color: var(--ink-faint);
	background: var(--surface-2);
	border: 1px solid var(--stroke);
	border-radius: 7px;
	padding: 0.25rem 0.55rem;
	opacity: 0;
	transition:
		opacity var(--duration-fast, 140ms) ease,
		color var(--duration-fast, 140ms) ease;
}

.cb-article pre:hover .cb-copy,
.cb-copy:focus-visible {
	opacity: 1;
}

.cb-copy:hover {
	color: var(--ink-bright);
}

/* ── Viewer sidebar ────────────────────────────────────────────────────── */

.cb-side {
	position: sticky;
	top: calc(var(--header-h, 64px) + 1.25rem);
	display: flex;
	flex-direction: column;
	gap: 1.25rem;
	font-size: 0.85rem;
}

.cb-side-card {
	border: 1px solid var(--stroke);
	background: var(--surface-1);
	border-radius: var(--radius-lg, 14px);
	padding: 1rem 1.05rem;
}

.cb-side-card h2 {
	margin: 0 0 0.7rem;
	font-size: 0.72rem;
	letter-spacing: 0.09em;
	text-transform: uppercase;
	color: var(--ink-faint);
	font-weight: 600;
}

.cb-facts {
	margin: 0;
	display: grid;
	grid-template-columns: auto 1fr;
	gap: 0.4rem 0.75rem;
}

.cb-facts dt {
	color: var(--ink-faint);
}

.cb-facts dd {
	margin: 0;
	color: var(--ink);
}

.cb-toc {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 0.4rem;
	max-height: 46vh;
	overflow-y: auto;
}

.cb-toc a {
	color: var(--ink-dim);
	text-decoration: none;
	line-height: 1.4;
	display: block;
	border-left: 2px solid transparent;
	padding-left: 0.6rem;
	transition:
		color var(--duration-fast, 140ms) ease,
		border-color var(--duration-fast, 140ms) ease;
}

.cb-toc a:hover,
.cb-toc a:focus-visible,
.cb-toc a[aria-current='true'] {
	color: var(--ink-bright);
	border-left-color: var(--ink-bright);
}

.cb-toc li.sub a {
	padding-left: 1.3rem;
	font-size: 0.8rem;
}

/* ── Pager ─────────────────────────────────────────────────────────────── */

.cb-pager {
	display: grid;
	gap: 0.85rem;
	grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
	margin-top: 3rem;
	padding-top: 1.75rem;
	border-top: 1px solid var(--stroke);
}

.cb-pager a {
	display: flex;
	flex-direction: column;
	gap: 0.25rem;
	border: 1px solid var(--stroke);
	border-radius: var(--radius-lg, 14px);
	padding: 0.85rem 1rem;
	text-decoration: none;
	color: var(--ink);
	transition:
		border-color var(--duration-fast, 140ms) ease,
		background var(--duration-fast, 140ms) ease;
}

.cb-pager a:hover,
.cb-pager a:focus-visible {
	border-color: var(--stroke-strong);
	background: var(--surface-1);
}

.cb-pager a.next {
	text-align: right;
}

.cb-pager-dir {
	font-size: 0.72rem;
	letter-spacing: 0.07em;
	text-transform: uppercase;
	color: var(--ink-faint);
}

.cb-pager-title {
	font-size: 0.92rem;
	color: var(--ink-bright);
}

/* ── Loading + error states ────────────────────────────────────────────── */

.cb-skeleton {
	display: flex;
	flex-direction: column;
	gap: 0.9rem;
}

.cb-skeleton span {
	display: block;
	height: 0.85rem;
	border-radius: 6px;
	background: linear-gradient(90deg, var(--surface-1), var(--surface-3), var(--surface-1));
	background-size: 200% 100%;
	animation: cb-shimmer 1.3s linear infinite;
}

.cb-skeleton span:first-child {
	height: 2.2rem;
	width: 65%;
	margin-bottom: 0.6rem;
}

.cb-skeleton span:nth-child(3) {
	width: 92%;
}

.cb-skeleton span:nth-child(4) {
	width: 78%;
}

.cb-skeleton span:nth-child(5) {
	width: 85%;
}

@keyframes cb-shimmer {
	from {
		background-position: 200% 0;
	}
	to {
		background-position: -200% 0;
	}
}

.cb-error {
	border: 1px solid color-mix(in srgb, var(--danger) 34%, transparent);
	background: color-mix(in srgb, var(--danger) 8%, transparent);
	border-radius: var(--radius-lg, 14px);
	padding: 1.25rem 1.35rem;
}

.cb-error h1 {
	margin: 0 0 0.5rem;
	font-size: 1.15rem;
	color: var(--ink-bright);
}

.cb-error p {
	margin: 0 0 0.9rem;
	color: var(--ink-dim);
	font-size: 0.92rem;
}

@media (prefers-reduced-motion: reduce) {
	.cb-card,
	.cb-skeleton span {
		transition: none;
		animation: none;
	}
}