/* claimcheck.dev — ledger paper, verdigris accent. Landing roles from coldeye.dev, retinted.
 * Colors and the logo are this product's.
 */

@font-face {
	font-family: 'Merriweather';
	font-style: normal;
	font-weight: 400;
	font-display: swap;
	src: url('https://cdn.jsdelivr.net/fontsource/fonts/merriweather@latest/latin-400-normal.woff2') format('woff2');
}
@font-face {
	font-family: 'Merriweather';
	font-style: normal;
	font-weight: 700;
	font-display: swap;
	src: url('https://cdn.jsdelivr.net/fontsource/fonts/merriweather@latest/latin-700-normal.woff2') format('woff2');
}
@font-face {
	font-family: 'Inter';
	font-style: normal;
	font-weight: 400 700;
	font-display: swap;
	src: url('https://cdn.jsdelivr.net/fontsource/fonts/inter:vf@latest/latin-wght-normal.woff2') format('woff2-variations');
}
@font-face {
	font-family: 'Fira Code';
	font-style: normal;
	font-weight: 400;
	font-display: swap;
	src: url('https://cdn.jsdelivr.net/fontsource/fonts/fira-code@latest/latin-400-normal.woff2') format('woff2');
}

:root:root {
	--font-serif: 'Merriweather', Georgia, 'Times New Roman', serif;
	--font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
	--font-mono: 'Fira Code', ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
	--bg: #f5f6ef;
	--surface: #ffffff;
	--ink: #1c2620;
	--ink-soft: #3e4d43;
	--ink-faint: #6b7a6f;
	--rule: #dde3d2;
	--rule-strong: #bccab0;
	--accent: #2f7d55;
	--accent-strong: #1d5a3a;
	--accent-wash: color-mix(in srgb, var(--accent) 11%, transparent);
	--strong-wash: color-mix(in srgb, var(--accent-strong) 12%, transparent);
	--radius: 10px;
	--measure: 50rem;
	--measure-wide: 72rem;
	--gap: clamp(1.25rem, 4vw, 2.75rem);
	--code-bg: #17201b;
	--code-ink: #eaf1ec;
	--code-rule: #26362c;

}

@media (prefers-color-scheme: dark) {
	:root:root {
		--bg: #f5f6ef;
		--surface: #ffffff;
		--ink: #1c2620;
		--ink-soft: #3e4d43;
		--ink-faint: #6b7a6f;
		--rule: #dde3d2;
		--rule-strong: #bccab0;
		--accent: #2f7d55;
		--accent-strong: #1d5a3a;
	}
}

html body {
	-webkit-font-smoothing: antialiased;
	color: var(--ink);
	font-family: var(--font-sans);
	font-size: 1.0625rem;
	line-height: 1.65;
	background-color: var(--bg);
	background-image:
		radial-gradient(1100px 560px at 8% -18%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 58%),
		radial-gradient(900px 480px at 100% -10%, color-mix(in srgb, var(--accent-strong) 16%, transparent), transparent 52%),
		radial-gradient(700px 420px at 70% 110%, color-mix(in srgb, var(--accent) 8%, transparent), transparent 55%),
		linear-gradient(180deg, #fafbf6 0%, var(--bg) 38%, #e3ead8 100%);
	background-attachment: fixed;
}

.wrap {
	max-width: var(--measure-wide);
	margin: 0 auto;
}

header.site-header {
	border-bottom: 1px solid color-mix(in srgb, var(--rule) 80%, transparent);
	background: color-mix(in srgb, var(--surface) 82%, transparent);
	backdrop-filter: blur(12px);
	margin-bottom: 0;
}

header.site-header .wrap {
	padding-top: 1.1rem;
	padding-bottom: 1.1rem;
	align-items: center;
	flex-wrap: wrap;
	gap: 1rem 2rem;
}

header.site-header .site-id {
	min-width: 0;
	flex: 1 1 16rem;
}

header.site-header .site-title {
	display: inline-flex;
	align-items: center;
	gap: 0.95rem;
	min-width: 0;
	font-family: var(--font-sans);
	font-weight: 700;
	font-size: 1.55rem;
	letter-spacing: -0.04em;
	color: var(--ink);
	text-decoration: none;
}

header.site-header .site-brand-copy {
	display: flex;
	flex-direction: column;
	justify-content: center;
	gap: 0.25rem;
	min-width: 0;
}

header.site-header .site-wordmark {
	line-height: 1;
}

header.site-header .site-logo {
	height: 5.75rem;
	max-height: none;
	max-width: none;
	width: auto;
	object-fit: contain;
	border-radius: 0;
	box-shadow: none;
}

header.site-header .site-tagline {
	font-family: var(--font-mono);
	font-size: 0.78rem;
	font-style: normal;
	letter-spacing: 0.04em;
	color: var(--accent);
	max-width: 22rem;
	margin: 0;
	line-height: 1.35;
	white-space: normal;
	overflow: visible;
	text-overflow: unset;
}

header.site-header .site-nav {
	display: flex;
	flex-wrap: wrap;
	flex: 0 1 auto;
	justify-content: flex-end;
	align-items: center;
	gap: 1.15rem 1.4rem;
	font-size: 0.72rem;
	letter-spacing: 0.14em;
}

header.site-header .site-nav a {
	color: var(--ink-soft);
	font-weight: 600;
}

header.site-header .site-nav a:hover {
	color: var(--accent-strong);
}

header.site-header .site-nav a.nav-github {
	gap: 0.45rem;
	padding: 0.35rem 0.7rem 0.35rem 0.55rem;
	border: 1px solid color-mix(in srgb, var(--accent-strong) 45%, var(--rule));
	border-radius: 999px;
	background: color-mix(in srgb, var(--strong-wash) 70%, var(--surface));
	color: var(--ink);
	font-size: 0.7rem;
	font-weight: 700;
	letter-spacing: 0.08em;
	text-transform: none;
}

header.site-header .site-nav a.nav-github:hover {
	border-color: var(--accent-strong);
	background: color-mix(in srgb, var(--accent-strong) 18%, var(--surface));
	color: var(--ink);
}

header.site-header .site-nav a.nav-github .nav-icon {
	width: 1rem;
	height: 1rem;
}

.site-footer {
	color: var(--ink-faint);
	border-top-color: var(--rule);
	margin-top: clamp(3rem, 8vw, 5rem);
}

.site-footer .footer-links a.nav-github {
	gap: 0.4rem;
	color: var(--ink-soft);
	font-weight: 600;
}

.site-footer .footer-links a.nav-github:hover {
	color: var(--accent-strong);
}

.site-footer .footer-links a.nav-github .nav-icon {
	width: 0.95rem;
	height: 0.95rem;
}

main.wrap {
	display: flex;
	flex-direction: column;
	align-items: center;
}

.home-page,
.static-page,
main.wrap > article {
	width: min(var(--measure), 100%);
	max-width: var(--measure);
	padding-top: clamp(1.5rem, 5vw, 3rem);
	padding-bottom: clamp(2rem, 6vw, 3.5rem);
}

.static-page .page-header,
.static-page .prose,
.home-page .page-header,
.home-page .prose,
.prose {
	max-width: none;
}

main.wrap > .hero,
main.wrap > .featured,
main.wrap > ul.post-list,
main.wrap > header.post-header {
	width: min(var(--measure), 100%);
	max-width: var(--measure);
}

main.wrap > .hero:first-child,
main.wrap > .featured:first-child,
main.wrap > ul.post-list:first-child,
main.wrap > header.post-header:first-child {
	margin-top: clamp(1.5rem, 5vw, 3rem);
}

.home-page .page-header {
	max-width: none;
	margin-bottom: clamp(1.75rem, 4vw, 2.5rem);
	padding-bottom: clamp(1.5rem, 4vw, 2.25rem);
	border-bottom: 1px solid var(--rule);
}

.home-page .hero-lede {
	font-family: var(--font-mono);
	font-size: 0.78rem;
	font-style: normal;
	font-weight: 600;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--accent-strong);
	max-width: none;
	margin: 0 0 1rem;
}

.home-page .page-header h1 {
	font-family: var(--font-serif);
	font-size: clamp(2.5rem, 6.25vw, 3.875rem);
	font-weight: 600;
	letter-spacing: -0.035em;
	line-height: 1.05;
	color: var(--ink);
	margin: 0;
	max-width: none;
}

.home-page .prose {
	max-width: none;
	font-size: 1.1rem;
	line-height: 1.7;
	color: var(--ink);
}

.home-page .prose > p:first-of-type {
	font-family: var(--font-sans);
	font-size: clamp(1.15rem, 2.2vw, 1.3rem);
	line-height: 1.55;
	color: var(--ink-soft);
	max-width: 46rem;
}

.home-page .prose h2 {
	margin-top: clamp(2.5rem, 6vw, 3.5rem);
	margin-bottom: 0.85rem;
	font-family: var(--font-sans);
	font-size: 0.78rem;
	font-weight: 700;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--accent);
}

.home-page .prose h2 a.heading-anchor {
	color: inherit;
	text-decoration: none;
}

.home-page .prose h2 a.heading-anchor:hover {
	color: var(--accent-strong);
}

.home-page .prose ul {
	list-style: none;
	margin: 0;
	padding: 0;
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
	gap: 0.75rem;
}

.home-page .prose li {
	background: var(--surface);
	border: 1px solid var(--rule);
	border-radius: var(--radius);
	padding: 1rem 1.15rem;
	box-shadow: 0 8px 24px color-mix(in srgb, var(--ink) 6%, transparent);
}

.home-page .prose li strong {
	color: var(--accent);
	font-family: var(--font-sans);
}

.cta-row {
	display: flex;
	flex-wrap: wrap;
	gap: 0.75rem;
	margin: 1.5rem 0 0.25rem;
}

.cta {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	font-family: var(--font-sans);
	font-size: 0.95rem;
	font-weight: 700;
	letter-spacing: -0.01em;
	text-decoration: none !important;
	border-radius: 999px;
	padding: 0.8rem 1.35rem;
	transition: transform 0.15s ease, background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.cta:hover {
	transform: translateY(-1px);
}

.cta-primary {
	background: var(--accent-strong);
	color: #fff !important;
	border: 1px solid var(--accent-strong);
	box-shadow: 0 10px 28px color-mix(in srgb, var(--accent-strong) 32%, transparent);
}

.cta-primary:hover {
	background: color-mix(in srgb, var(--accent-strong) 78%, black);
	border-color: color-mix(in srgb, var(--accent-strong) 78%, black);
	color: #fff !important;
}

.cta-secondary {
	background: transparent;
	color: var(--ink) !important;
	border: 1px solid var(--rule-strong);
}

.cta-secondary:hover {
	border-color: var(--accent);
	color: var(--accent) !important;
	background: var(--accent-wash);
}

.kicker {
	font-family: var(--font-mono);
	font-size: 0.8rem;
	color: var(--ink-faint);
	margin: 0.35rem 0 0;
}

.prose,
.post-card .excerpt,
.byline,
.meta {
	color: var(--ink-soft);
}

.prose p,
.prose li {
	color: var(--ink);
}

a {
	color: var(--accent);
	text-underline-offset: 0.18em;
}

a:hover {
	color: var(--accent-strong);
}

.post-title,
.page-header h1,
.post-header h1 {
	font-family: var(--font-serif);
	letter-spacing: -0.02em;
	color: var(--ink);
}

.post-card,
.featured .post-card {
	background: var(--surface);
	border: 1px solid var(--rule);
	border-radius: var(--radius);
	padding: 1.35rem 1.5rem;
	border-bottom: 1px solid var(--rule);
}

.featured .post-card {
	box-shadow: 0 12px 32px color-mix(in srgb, var(--ink) 8%, transparent);
	padding: 1.5rem 1.65rem;
}

.post-list > li:first-child .post-card {
	padding-top: 1.35rem;
}

.eyebrow,
.read-more {
	color: var(--accent);
	font-weight: 700;
}

code,
pre {
	font-family: var(--font-mono);
}

.prose code {
	background: color-mix(in srgb, var(--accent) 10%, var(--surface));
	color: var(--ink);
	padding: 0.1em 0.35em;
	border-radius: 4px;
}

.prose pre {
	background: var(--code-bg);
	color: var(--code-ink);
	border: 1px solid var(--code-rule);
	border-radius: 12px;
	padding: 1.15rem 1.25rem;
	overflow-x: auto;
	box-shadow: 0 18px 40px color-mix(in srgb, var(--ink) 16%, transparent);
}

.prose pre code {
	background: transparent;
	color: inherit;
	padding: 0;
}



@media (width <= 40rem) {
	header.site-header .site-logo {
		height: 4.25rem;
	}

	header.site-header .site-title {
		font-size: 1.3rem;
		gap: 0.7rem;
	}

	header.site-header .site-tagline {
		font-size: 0.7rem;
	}

	header.site-header .site-nav {
		width: 100%;
		justify-content: flex-start;
		gap: 0.85rem 1rem;
	}

	.home-page .page-header h1 {
		max-width: none;
	}

	.post-card,
	.featured .post-card {
		padding: 1.15rem 1.2rem;
	}
}

/* Outcome-first entry page. Local styles retain this product's palette and type. */
main.wrap:has(.value-hero) { max-width: 76rem; }
main.wrap > .home-with-rail:has(.value-hero) { display: block !important; }
.home-page:has(.value-hero) { width: 100%; max-width: none; }
.home-page:has(.value-hero) > .page-header { display: none; }
.home-page .prose:has(.value-hero) { max-width: none; }
.home-page .value-hero { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: clamp(2rem, 5vw, 4.5rem); align-items: center; padding: clamp(1rem, 3vw, 2.5rem) 0 clamp(2.5rem, 5vw, 4.5rem); border-bottom: 1px solid var(--rule, #ccd3d7); margin-bottom: 2.5rem; }
.home-page .value-hero > * { min-width: 0; }
.home-page .value-hero h1 { margin: .8rem 0 1.25rem; max-width: 17ch; font-family: var(--font-serif, Georgia, serif); font-size: clamp(2.25rem, 4.4vw, 3.6rem); line-height: 1.12; letter-spacing: -.035em; color: var(--ink, #202933); text-wrap: balance; }
.home-page .value-hero .value-kind { margin: 0; font: 600 .875rem/1.5 var(--font-sans, system-ui); color: var(--accent-strong, var(--ink, #202933)); letter-spacing: .025em; }
.home-page .value-hero .value-lede { max-width: 48ch; margin: 0; font-size: 1.125rem; line-height: 1.65; color: var(--ink-soft, #46515a); }
.home-page .value-hero .cta-row { margin: 1.6rem 0 1rem; display: flex; flex-wrap: wrap; gap: .75rem 1rem; }
.home-page .value-hero .cta { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; padding: .75rem 1rem; font-size: 1rem; letter-spacing: 0; text-transform: none; }
.home-page .value-hero .value-limit { max-width: 55ch; margin: 0; font-size: .875rem; line-height: 1.6; color: var(--ink-soft, #46515a); }
.home-page .value-proof { text-align: left; margin: 0; padding: clamp(1.25rem, 3vw, 2rem); background: var(--surface, #fff); border: 1px solid var(--rule, #ccd3d7); border-top: 4px solid var(--accent, #376f76); border-radius: var(--radius, 8px); box-shadow: 0 14px 38px color-mix(in srgb, var(--ink, #202933) 8%, transparent); }
.home-page .value-proof figcaption { margin: 0 0 1rem; font: 600 .875rem/1.5 var(--font-sans, system-ui); color: var(--accent-strong, var(--ink, #202933)); }
.home-page .value-proof p { margin: .75rem 0; font-size: 1rem; line-height: 1.6; }
.home-page .value-proof strong { color: var(--ink, #202933); }
.home-page .value-proof .value-result { padding: 1rem 0; margin: 1rem 0; border-block: 1px solid var(--rule, #ccd3d7); }
.home-page .value-proof .value-note { margin-bottom: 0; font-size: .875rem; color: var(--ink-soft, #46515a); }
.home-page .value-proof pre { white-space: pre-wrap; overflow-wrap: anywhere; font-size: .875rem; line-height: 1.7; margin: 1rem 0; padding: 1rem; }
.home-page .value-proof img { display: block; max-width: 100%; height: auto; margin: 0; border-radius: 4px; }
.home-page .prose:has(.value-hero) > :is(p, ul, ol, blockquote) { max-width: 68ch; }
.home-page .prose:has(.value-hero) > h2 { font-size: 1.5rem; line-height: 1.3; letter-spacing: -.02em; text-transform: none; color: var(--ink, #202933); margin-top: 3rem; }
.home-with-rail:has(.value-hero) > .xfacts-rail { position: static !important; display: grid !important; grid-template-columns: repeat(auto-fit, minmax(min(100%, 19rem), 1fr)); width: 100% !important; max-width: none; border-top: 1px solid var(--rule, #ccd3d7); padding-top: 2rem; margin-top: 3rem; gap: 1.5rem; }
.home-with-rail:has(.value-hero) > .xfacts-rail::before { content: 'Product facts'; grid-column: 1 / -1; color: var(--ink, #202933); font: 600 1.25rem/1.4 var(--font-sans, system-ui); }
.home-with-rail:has(.value-hero) > .xfacts-rail .xfacts-label { width: 100%; max-width: 26rem; }
.home-page:has(.value-hero) :is(a, button):focus-visible { outline: 3px solid var(--accent-strong, #295d72); outline-offset: 4px; }
@media (max-width: 760px) { .home-page .value-hero { grid-template-columns: minmax(0, 1fr); gap: 2rem; } .home-page .value-hero h1 { font-size: clamp(2rem, 8vw, 3rem); max-width: 20ch; } .home-page .value-hero .value-lede { font-size: 1.0625rem; } .home-page .value-proof { max-width: none; } }
@media (prefers-reduced-motion: reduce) { html:has(.value-hero) { scroll-behavior: auto; } }

/* One worked example: input, review artifact, and the author's repair. */
.home-page .value-hero { grid-template-columns: minmax(0, 1fr); gap: 2.5rem; }
.home-page .value-intro { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.home-page .value-intro > * { min-width: 0; }
.home-page .value-hero h1 { margin-bottom: 0; }
.home-page .worked-example { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0 1.25rem; scroll-margin-top: 1.5rem; }
.home-page .worked-example > figcaption { grid-column: 1 / -1; font-size: 1.2rem; line-height: 1.4; margin-bottom: .75rem; }
.home-page .worked-example .example-context { grid-column: 1 / -1; font-size: .875rem; margin: 0 0 1.25rem; max-width: 75ch; color: var(--ink-soft); }
.home-page .worked-example .example-step { min-width: 0; padding: 1rem; border-top: 2px solid var(--rule-strong); }
.home-page .worked-example .example-step h2 { margin: 0 0 .8rem; font: 700 1.05rem/1.4 var(--font-sans); letter-spacing: -.015em; text-transform: none; color: var(--ink); }
.home-page .worked-example .example-step h2 span { display: block; margin-bottom: .4rem; font-size: .8rem; font-weight: 600; letter-spacing: .01em; color: var(--accent-strong); }
.home-page .worked-example .example-step p { margin: .55rem 0; font-size: .925rem; line-height: 1.55; }
.home-page .worked-example blockquote { margin: 0; border-left: 3px solid var(--rule-strong); padding: .2rem 0 .2rem .9rem; font-style: normal; color: var(--ink); }
.home-page .worked-example .example-report { background: var(--accent-wash); border-top-color: var(--accent); }
.home-page .worked-example .example-file { font-size: .8rem; color: var(--ink-soft); }
.home-page .worked-example .example-payoff { font-weight: 600; }
.home-page .worked-example .value-note { grid-column: 1 / -1; font-size: .75rem; line-height: 1.5; margin-top: 1rem; }
.home-page .worked-example .example-download { grid-column: 1 / -1; justify-self: start; display: inline-block; margin-top: .75rem; font-size: .875rem; font-weight: 600; }
@media (max-width: 900px) {
  .home-page .value-intro { grid-template-columns: minmax(0, 1fr); gap: 1.5rem; }
  .home-page .value-hero h1 { max-width: 24ch; }
  .home-page .value-hero .value-lede { max-width: 62ch; }
  .home-page .worked-example { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .home-page .worked-example .example-step { padding: 1rem .75rem; }
}