:root {
  color-scheme: light;
  --ink: #171814;
  --muted: #625f57;
  --paper: #f3f0e7;
  --surface: #fbfaf5;
  --soft: #ebe8de;
  --line: #d5d0c2;
  --green: #216c39;
  --green-dark: #174c29;
  --green-soft: #e3f0e5;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-family: var(--sans);
  font-synthesis: none;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
[id] { scroll-margin-top: 5.5rem; }

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background: var(--surface);
  line-height: 1.6;
}

a { color: inherit; text-underline-offset: 0.2em; }
a:hover { color: var(--green-dark); }
a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--green);
  outline-offset: 3px;
}

.skip {
  position: fixed;
  z-index: 20;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.55rem 0.8rem;
  color: var(--surface);
  background: var(--ink);
  transform: translateY(-200%);
}
.skip:focus { transform: none; }

.wrap {
  width: min(100% - 2.5rem, 72rem);
  margin-inline: auto;
}

.site-header {
  position: sticky;
  z-index: 10;
  top: 0;
  background: rgb(251 250 245 / 94%);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  min-height: 4.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--mono);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  text-decoration: none;
  white-space: nowrap;
}

.brand-name { font-weight: 400; }
.brand-name b { font-weight: 700; }
.brand-name em { color: var(--green); font-style: normal; }
.brand-mark { display: block; width: auto; height: 1.15em; }

.nav { display: flex; align-items: center; gap: 1.4rem; font-size: 0.88rem; }
.nav a { color: var(--muted); text-decoration: none; }
.nav a:hover,
.nav a[aria-current="page"] { color: var(--ink); }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.65rem 1rem;
  font-family: var(--mono);
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
  border: 1px solid var(--ink);
  border-radius: 0.25rem;
}
.button-primary { color: var(--surface) !important; background: var(--ink); }
.button-secondary { color: var(--ink); background: transparent; }
.button-small { min-height: 2.35rem; padding: 0.5rem 0.8rem; font-size: 0.75rem; }

.eyebrow,
.kicker {
  margin: 0 0 1rem;
  color: var(--green-dark);
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.65fr) minmax(17rem, 0.55fr);
  gap: clamp(2rem, 4vw, 4rem);
  align-items: center;
  padding-block: clamp(3.5rem, 6vw, 5rem);
}

h1,
h2,
h3 {
  font-family: var(--mono);
  line-height: 1.12;
  letter-spacing: -0.04em;
  text-wrap: balance;
}

h1 {
  max-width: 17ch;
  margin: 0 0 1.5rem;
  font-size: clamp(2.55rem, 5.2vw, 4.5rem);
}

.headline-lines { max-width: none; }
.headline-lines span { display: block; white-space: nowrap; }

.hero-copy {
  max-width: 44rem;
  margin: 0 0 1.75rem;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.7vw, 1.24rem);
  line-height: 1.7;
}

.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center; }
.microcopy { margin: 0.9rem 0 0; color: var(--muted); font-size: 0.78rem; }

.readme-card {
  padding: 1.4rem 1.5rem 1.5rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 0.4rem;
  box-shadow: 6px 6px 0 var(--soft);
}
.readme-file {
  margin: 0 0 1.1rem;
  padding-bottom: 0.8rem;
  color: var(--muted);
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.72rem;
}
.readme-title { margin: 0 0 0.8rem; font-family: var(--mono); font-size: 1.25rem; font-weight: 700; letter-spacing: -0.03em; }
.readme-badge { display: block; }
.readme-lines { display: grid; gap: 0.55rem; margin-top: 1.2rem; }
.readme-lines i { display: block; height: 0.5rem; background: var(--soft); border-radius: 0.25rem; }
.readme-lines i:nth-child(2) { width: 86%; }
.readme-lines i:nth-child(3) { width: 58%; }
.readme-caption { margin: 1.3rem 0 0; color: var(--muted); font-size: 0.8rem; }

.proof-band { border-block: 1px solid var(--line); }
.proof { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.5rem 2.5rem; padding-block: 1.4rem; }
.proof-label {
  margin: 0;
  color: var(--green-dark);
  font-family: var(--mono);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.proof-list { display: flex; flex-wrap: wrap; gap: 0.4rem 2.5rem; margin: 0; padding: 0; color: var(--muted); font-size: 1.05rem; list-style: none; }
.proof-list strong { display: inline-block; margin-right: 0.4rem; font-variant-numeric: tabular-nums; color: var(--ink); font-family: var(--mono); font-size: 1.5rem; }

.section { padding-block: clamp(4rem, 8vw, 7rem); }
.section-tinted { background: var(--paper); }
.section-heading { max-width: 42rem; margin-bottom: 2.5rem; }
.section-heading h2 { margin: 0 0 0.9rem; font-size: clamp(1.8rem, 3.4vw, 3rem); }
.section-heading p { margin: 0; color: var(--muted); font-size: 1.02rem; }
.section-heading .kicker,
.final-cta .kicker { margin-bottom: 1rem; color: var(--green-dark); font-size: 0.75rem; }
#how .section-heading { max-width: 64rem; }
#how .section-heading h2 { white-space: nowrap; }

.steps,
.feature-grid,
.docs-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.2rem; }
.step-card,
.feature,
.doc-card {
  padding: 1.5rem;
  background: var(--surface);
  border: 1px solid var(--line);
}
.step-card {
  display: flex;
  flex-direction: column;
  min-height: 15rem;
  padding: 1.75rem;
}
.step-card h3,
.feature h3,
.doc-card h3 { margin: 0 0 0.65rem; font-size: 1rem; }
.step-card p,
.feature p,
.doc-card p { margin: 0; color: var(--muted); font-size: 0.9rem; }
.step-card p { line-height: 1.65; }
.step-card .step-number {
  margin: 0 0 1.75rem;
  color: var(--green);
  font-family: var(--mono);
  font-size: 1.3rem;
  font-weight: 700;
  line-height: 1;
}

.feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2.2rem 3rem; }
.feature { padding: 1.2rem 0 0; background: transparent; border: 0; border-top: 2px solid var(--ink); }
.feature h3 { color: var(--green-dark); }

.doc-card { display: flex; flex-direction: column; min-height: 13rem; }
.doc-card a { margin-top: auto; padding-top: 1.4rem; color: var(--green-dark); font-family: var(--mono); font-size: 0.78rem; font-weight: 700; }

.founder-band {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1.5rem;
  align-items: center;
  padding: 1.6rem;
  background: var(--green-soft);
  border: 1px solid var(--line);
}
.founder-photo {
  display: block;
  width: 4.5rem;
  height: 4.5rem;
  object-fit: cover;
  border-radius: 50%;
}
.founder-band h2 { margin: 0 0 0.35rem; font-size: 1.15rem; }
.founder-band p { max-width: 56rem; margin: 0; color: var(--muted); font-size: 0.9rem; }

.final-cta { text-align: center; }
.final-cta h2 { max-width: 20ch; margin: 0 auto 1rem; font-size: clamp(2rem, 4vw, 3.4rem); }
.final-cta p { max-width: 40rem; margin: 0 auto 1.6rem; color: var(--muted); }
.final-cta .actions { justify-content: center; }

.site-footer { padding-block: 2.5rem; background: var(--paper); border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 2rem; }
.site-footer p { max-width: 54rem; margin: 0; color: var(--muted); font-size: 0.78rem; }
.footer-links { display: flex; flex-wrap: wrap; gap: 0.8rem 1.2rem; justify-content: flex-end; font-size: 0.78rem; }

.page-hero { max-width: 56rem; padding-block: 2.5rem 1.25rem; }
.page-hero h1,
.legal-content h1,
.blog-hero h1,
.blog-post-header h1,
.error-page h1 { max-width: 32ch; margin-bottom: 0.7rem; font-size: clamp(1.7rem, 3vw, 2.25rem); letter-spacing: -0.03em; }
.page-hero .eyebrow,
.blog-post .eyebrow { margin-bottom: 0.6rem; }
.page-hero p { max-width: 48rem; margin: 0; color: var(--muted); font-size: 1rem; }

.prose { max-width: 50rem; padding-bottom: 6rem; }
.prose h2 { margin: 2.75rem 0 0.8rem; font-size: 1.45rem; }
.prose > h2:first-child { margin-top: 1.5rem; }
.about-layout { margin-top: 1.5rem; }
.prose h3 { margin: 2rem 0 0.5rem; font-size: 1.05rem; }
.prose p,
.prose li { color: var(--muted); }
.prose code { padding: 0.12rem 0.3rem; background: var(--paper); font-family: var(--mono); font-size: 0.88em; }
.prose > .kicker { margin: 2.8rem 0 -0.8rem; color: var(--green-dark); }
.prose li + li { margin-top: 0.4rem; }
.prose li strong { color: var(--ink); }
.prose pre { margin: 1.2rem 0; padding: 1rem 1.2rem; overflow-x: auto; color: var(--surface); background: var(--ink); border-radius: 0.3rem; font-size: 0.85rem; line-height: 1.6; }
.prose pre code { padding: 0; color: inherit; background: transparent; font-size: inherit; }
.code-block { position: relative; }
.code-block pre { padding-right: 5rem; }
.code-copy {
  position: absolute;
  top: 0.55rem;
  right: 0.55rem;
  padding: 0.25rem 0.6rem;
  color: var(--surface);
  background: rgb(255 255 255 / 10%);
  border: 1px solid rgb(255 255 255 / 30%);
  border-radius: 0.25rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 700;
  cursor: pointer;
}
.code-copy:focus-visible { outline-color: var(--surface); }
.code-copy:hover { background: rgb(255 255 255 / 22%); }
.model-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr)); gap: 0.5rem 1.5rem; padding: 0; list-style: none; }
.page-hero .eyebrow a { text-decoration: none; }
.callout { margin-block: 2rem; padding: 1.1rem 1.2rem; background: var(--green-soft); border-left: 3px solid var(--green); }
.callout p { margin: 0; color: var(--ink); }

.about-layout { display: grid; grid-template-columns: 13rem 1fr; gap: clamp(2rem, 6vw, 5rem); align-items: start; }
.about-photo { display: block; width: 100%; height: auto; aspect-ratio: 1; object-fit: cover; }
.about-layout .kicker { margin-bottom: 0.8rem; color: var(--green-dark); line-height: 1.2; }
.about-layout .kicker + h2 { margin-top: 0; }
.pledge { display: grid; gap: 0.7rem; margin: 0; padding: 1.1rem 1.2rem 1.1rem 2.3rem; background: var(--green-soft); border-left: 3px solid var(--green); }
.pledge li { color: var(--ink); }
.profile-links { display: flex; flex-wrap: wrap; gap: 0.7rem 1.2rem; margin-top: 1.2rem; font-family: var(--mono); font-size: 0.8rem; font-weight: 700; }

.legal-content,
.blog-main { max-width: 50rem; padding-block: 2.5rem 4rem; }
.legal-content h2,
.blog-body h2 { margin: 3rem 0 0.75rem; font-size: 1.45rem; }
.legal-content p,
.legal-content li,
.blog-body p,
.blog-body li { color: var(--muted); }
.legal-effective,
.blog-date { color: var(--green-dark) !important; font-family: var(--mono); font-size: 0.78rem; font-weight: 700; }

.blog-main { min-height: 70vh; }
.blog-hero { padding: 0 0 1.5rem; }
.blog-list { margin: 0; padding: 0; list-style: none; }
.blog-list article { padding: 2rem; background: var(--paper); border: 1px solid var(--line); }
.blog-list h2 { margin: 0.4rem 0 0.8rem; font-size: clamp(1.35rem, 3vw, 2rem); }
.blog-list h2 a { text-decoration: none; }
.blog-list article > p:not(.blog-date) { color: var(--muted); }
.blog-read-more { color: var(--green-dark); font-family: var(--mono); font-size: 0.8rem; font-weight: 700; }
.blog-post { padding-bottom: 1rem; }
.blog-post-header { margin-bottom: 2rem; }
.blog-description { color: var(--muted); font-size: 1.1rem; }
.blog-body { font-size: 1.02rem; }
.blog-body li + li { margin-top: 0.4rem; }
.blog-provenance { margin-top: 3rem; padding: 1.25rem; background: var(--green-soft); border-left: 3px solid var(--green); }
.blog-provenance p { margin: 0; color: var(--muted); font-size: 0.88rem; }
.blog-provenance .blog-tag { margin-bottom: 0.5rem; color: var(--green-dark); font-family: var(--mono); font-size: 0.74rem; font-weight: 700; text-transform: uppercase; }

.error-page { min-height: calc(100vh - 4.5rem); padding-block: clamp(3rem, 8vw, 6rem); }
.error-page > p:not(.eyebrow) { margin: 0 0 1.5rem; color: var(--muted); }

@media (max-width: 56rem) {
  .site-header { position: static; }
  .site-header .wrap { flex-wrap: wrap; justify-content: flex-start; gap: 0 1.2rem; padding-block: 0.7rem; }
  .site-header .wrap::after { content: ""; order: 2; flex-basis: 100%; }
  .nav { display: contents; }
  .nav .button { order: 1; margin-left: auto; }
  .nav a:not(.button) { order: 3; padding-top: 0.6rem; color: var(--muted); font-size: 0.82rem; text-decoration: none; }
  .readme-card { max-width: 26rem; }
  .hero { grid-template-columns: 1fr; }
  .headline-lines span { white-space: normal; }
  #how .section-heading h2 { white-space: normal; }
  .steps,
  .docs-grid { grid-template-columns: 1fr; }
  .step-card,
  .doc-card { min-height: auto; }
  .founder-band { grid-template-columns: auto 1fr; }
  .founder-band .button { grid-column: 1 / -1; }
}

@media (max-width: 38rem) {
  .wrap { width: min(100% - 1.5rem, 72rem); }
  .nav .button { padding-inline: 0.7rem; }
  h1 { font-size: clamp(2.35rem, 13vw, 3.7rem); }
  .hero { padding-block: 3.5rem; }
  .feature-grid { grid-template-columns: 1fr; }
  .proof-list { gap: 0.3rem 1.2rem; }
  .founder-band { grid-template-columns: 1fr; }
  .founder-photo { width: 4rem; height: 4rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-links { justify-content: flex-start; }
  .about-layout { grid-template-columns: 1fr; }
  .about-photo { width: 9rem; }
}