:root {
  --paper: #f3efe5;
  --surface: #fffcf6;
  --ink: #292820;
  --muted: #666456;
  --line: #d0c5b3;
  --accent: #a83f24;
  --focus: #1a5d96;
  --serif: Georgia, "Times New Roman", serif;
  --sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: ui-monospace, SFMono-Regular, Consolas, monospace;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 24px;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.65 var(--sans);
}
a {
  color: var(--accent);
  text-underline-offset: 4px;
}
a:hover {
  text-decoration-thickness: 2px;
}
pre:focus-visible,
a:focus-visible,
summary:focus-visible,
input:focus-visible,
.table-scroll:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 4px;
}
img {
  display: block;
  max-width: 100%;
  height: auto;
}
button,
input {
  font: inherit;
}
h1,
h2,
h3,
p {
  margin-top: 0;
}
h1,
h2 {
  font-family: var(--serif);
  font-weight: 500;
  letter-spacing: -0.04em;
  line-height: 1.08;
}
h3 {
  line-height: 1.3;
}
code,
pre {
  font-family: var(--mono);
}
code {
  font-size: 0.87em;
}
p code,
li code,
td code {
  overflow-wrap: anywhere;
}
pre {
  font-size: 13px;
  line-height: 1.7;
  overflow-x: auto;
  padding: 20px;
  background: var(--ink);
  color: #f7f0df;
  border-radius: 3px;
  max-width: 100%;
  tab-size: 2;
}
pre code {
  font-size: inherit;
}
.site-header,
.site-footer,
.home {
  max-width: 1320px;
  margin-inline: auto;
  padding-inline: 40px;
}
.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  min-height: 104px;
  border-bottom: 1px solid var(--line);
}
.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font: 600 30px var(--serif);
  text-decoration: none;
}
.mark {
  display: grid;
  place-items: center;
  transform: rotate(-5deg);
  width: 34px;
  height: 38px;
  border: 2px solid var(--accent);
  border-radius: 3px;
  font: 600 28px var(--serif);
  color: var(--accent);
}
.site-header nav {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.site-header nav a {
  color: var(--ink);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  padding-block: 10px;
}
.skip-link {
  position: absolute;
  top: -100px;
  left: 20px;
  z-index: 10;
  padding: 12px;
  background: var(--surface);
}
.skip-link:focus {
  top: 10px;
}
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.13em;
  font-size: 11px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 24px;
}
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  align-items: center;
  gap: 72px;
  padding-block: 80px 64px;
}
.hero h1 {
  font-size: clamp(64px, 7vw, 104px);
  margin-bottom: 24px;
}
.hero-lead {
  max-width: 520px;
  font-size: 19px;
  line-height: 1.7;
}
.hero-note {
  font-size: 13px;
  color: var(--muted);
  margin: 20px 0 0;
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}
.button {
  display: inline-flex;
  align-items: center;
  gap: 28px;
  justify-content: center;
  padding: 12px 20px;
  border: 1px solid var(--line);
  border-radius: 4px;
  min-height: 48px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 650;
}
.primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.secondary {
  color: var(--ink);
  background: var(--surface);
}
.hero-install {
  padding: 28px;
  border-top: 2px solid var(--ink);
  background: var(--surface);
  align-self: center;
}
.hero-install pre {
  margin: 0 -28px 20px;
  padding: 24px 28px;
  font-size: 13px;
}
.hero-install p:not(.eyebrow) {
  font-size: 14px;
  color: var(--muted);
}
.hero-install a {
  font-size: 14px;
  font-weight: 650;
}
.board-preview {
  margin: 0 0 80px;
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: 0 16px 40px #342b1812;
}
.preview-caption {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 20px;
  font-size: 12px;
  font-weight: 600;
  border-bottom: 1px solid var(--line);
}
.preview-caption span:last-child {
  font-family: var(--mono);
  color: var(--muted);
  font-size: 11px;
}
.board-preview img {
  width: 100%;
  height: auto;
}
.board-preview figcaption {
  padding: 16px 20px;
  color: var(--muted);
  font-size: 13px;
  border-top: 1px solid var(--line);
}
.capabilities {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 80px;
  padding-bottom: 80px;
}
.section-intro h2,
.guide-section h2 {
  font-size: 48px;
}
.feature-list article {
  display: flex;
  gap: 24px;
  padding: 24px 0;
  border-top: 1px solid var(--line);
}
.feature-list article:first-child {
  padding-top: 0;
  border-top: 0;
}
.feature-number {
  color: var(--accent);
  font: 13px var(--mono);
  padding-top: 4px;
}
.feature-list h3 {
  font-size: 20px;
  margin-bottom: 8px;
}
.feature-list p {
  color: var(--muted);
  font-size: 15px;
  max-width: 520px;
  margin-bottom: 0;
}
.guide-section {
  border-top: 1px solid var(--line);
  padding-block: 64px 72px;
}
.guide-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 40px;
  margin-top: 36px;
}
.guide-links a {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 24px 0;
  border-top: 1px solid var(--line);
  color: var(--ink);
  text-decoration: none;
}
.guide-links a:hover strong {
  color: var(--accent);
}
.guide-links span {
  font-size: 12px;
  color: var(--muted);
}
.guide-links strong {
  font-size: 18px;
  font-weight: 600;
}
.scope-note {
  max-width: 760px;
  margin: 36px 0 0;
  color: var(--muted);
  font-size: 14px;
}
.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  border-top: 1px solid var(--line);
  padding-block: 28px;
  font-size: 12px;
  color: var(--muted);
}
.site-footer p {
  margin: 0;
}
.site-footer a {
  color: var(--muted);
}
.docs-layout {
  max-width: 1440px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 220px minmax(0, 780px) 180px;
  gap: 40px;
  padding: 48px 40px 80px;
  align-items: start;
}
.sidebar {
  position: sticky;
  top: 24px;
  min-width: 0;
}
.doc-navigation summary {
  display: none;
}
.doc-navigation nav {
  display: flex;
  flex-direction: column;
}
.nav-group {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin: 24px 0 8px;
}
.nav-group:first-child {
  margin-top: 0;
}
.doc-navigation a {
  display: block;
  padding: 8px 10px;
  margin-left: -10px;
  font-size: 13px;
  line-height: 1.45;
  color: var(--ink);
  text-decoration: none;
  border-left: 2px solid transparent;
}
.doc-navigation a:hover {
  color: var(--accent);
}
.doc-navigation a[aria-current] {
  border-left-color: var(--accent);
  background: var(--surface);
  font-weight: 650;
}
.doc-content {
  min-width: 0;
}
.doc-content > .eyebrow {
  margin-bottom: 18px;
}
.prose h1 {
  font-size: clamp(36px, 4vw, 54px);
  margin-bottom: 28px;
}
.prose h2 {
  font-size: 30px;
  margin: 48px 0 20px;
}
.prose h3 {
  font-size: 19px;
  margin-top: 32px;
}
.prose p,
.prose li {
  font-size: 15px;
  line-height: 1.85;
  overflow-wrap: anywhere;
}
.prose ul,
.prose ol {
  padding-left: 24px;
}
.prose li {
  margin: 8px 0;
}
.prose pre {
  margin-block: 24px;
}
.table-scroll {
  overflow-x: auto;
  max-width: 100%;
  margin-block: 24px;
  background: var(--surface);
  border: 1px solid var(--line);
}
table {
  border-collapse: collapse;
  font-size: 13px;
  line-height: 1.6;
  width: 100%;
}
th,
td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
  min-width: 120px;
}
th {
  font-weight: 650;
  background: #e9e1d2;
}
tr:last-child td {
  border-bottom: 0;
}
.prose blockquote {
  border-left: 3px solid var(--accent);
  margin-inline: 0;
  padding: 4px 20px;
  color: var(--muted);
}
.prose img {
  border: 1px solid var(--line);
  margin-block: 24px;
}
.doc-end {
  border-top: 1px solid var(--line);
  padding-top: 24px;
  margin-top: 48px;
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 12px;
}
.toc {
  position: sticky;
  top: 24px;
  font-size: 11px;
  min-width: 0;
}
.toc p {
  font-weight: 650;
  margin-bottom: 14px;
}
.toc a {
  display: block;
  color: var(--muted);
  text-decoration: none;
  padding-block: 6px;
  overflow-wrap: anywhere;
}
.toc a:hover {
  color: var(--accent);
}
.search {
  margin-top: 28px;
  border-top: 1px solid var(--line);
  padding-top: 16px;
  font-size: 12px;
}
.search summary {
  cursor: pointer;
  font-weight: 650;
  padding: 8px 0;
  min-height: 36px;
}
.search label {
  display: block;
  margin: 12px 0 8px;
}
.search input {
  min-width: 0;
  width: 100%;
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 10px;
  font-size: 13px;
  border-radius: 3px;
}
.search p {
  font-size: 11px;
  line-height: 1.6;
  color: var(--muted);
  margin-block: 12px;
}
.search ul {
  padding-left: 0;
  list-style: none;
}
.search li {
  margin-bottom: 12px;
}
.search li a {
  font-weight: 600;
}
.search li span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
}
.not-found {
  max-width: 880px;
  margin: 100px auto;
  padding: 24px;
}
.not-found h1 {
  font-size: 64px;
}
.not-found p {
  margin-bottom: 28px;
}
@media (max-width: 1200px) {
  .docs-layout {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 32px;
  }
  .toc {
    display: none;
  }
  .hero {
    gap: 40px;
  }
  .hero-install pre {
    font-size: 12px;
  }
}
@media (max-width: 900px) {
  .site-header,
  .site-footer,
  .home {
    padding-inline: 24px;
  }
  .site-header {
    min-height: 90px;
  }
  .hero {
    grid-template-columns: 1fr;
    gap: 40px;
    padding-block: 48px;
  }
  .hero h1 {
    font-size: 80px;
  }
  .hero-install {
    max-width: 640px;
    width: 100%;
  }
  .board-preview {
    margin-bottom: 48px;
  }
  .capabilities {
    gap: 40px;
    grid-template-columns: 1fr;
    padding-bottom: 48px;
  }
  .section-intro h2 br {
    display: none;
  }
  .guide-section {
    padding-block: 40px;
  }
  .docs-layout {
    display: block;
    padding: 28px 24px 60px;
  }
  .sidebar {
    position: static;
    margin-bottom: 32px;
    border-bottom: 1px solid var(--line);
    padding-bottom: 16px;
  }
  .doc-navigation summary {
    display: list-item;
    padding: 10px 0;
    cursor: pointer;
    font-size: 14px;
    font-weight: 650;
    min-height: 44px;
  }
  .doc-navigation nav {
    padding-top: 12px;
  }
  .search {
    margin-top: 8px;
    padding-top: 8px;
  }
  .search summary {
    min-height: 44px;
  }
  .search input {
    max-width: 500px;
  }
  .toc {
    display: none;
  }
}
@media (max-width: 540px) {
  .site-header,
  .site-footer,
  .home {
    padding-inline: 18px;
  }
  .site-header {
    align-items: flex-start;
    padding-top: 20px;
    padding-bottom: 18px;
    gap: 16px;
  }
  .wordmark {
    font-size: 26px;
  }
  .mark {
    width: 28px;
    height: 32px;
    font-size: 24px;
  }
  .site-header nav {
    justify-content: flex-end;
    gap: 0 14px;
    max-width: 205px;
  }
  .site-header nav a {
    font-size: 12px;
    padding-block: 5px;
  }
  .hero {
    padding-block: 40px;
  }
  .hero h1 {
    font-size: clamp(54px, 16vw, 68px);
  }
  .hero-lead {
    font-size: 17px;
  }
  .hero-install {
    padding: 20px;
  }
  .hero-install pre {
    margin-inline: -20px;
    padding: 20px;
    font-size: 11px;
  }
  .eyebrow {
    font-size: 10px;
    margin-bottom: 18px;
  }
  .preview-caption {
    padding: 12px;
    font-size: 11px;
  }
  .preview-caption span:last-child {
    display: none;
  }
  .board-preview figcaption {
    font-size: 11px;
    padding: 12px;
  }
  .section-intro h2,
  .guide-section h2 {
    font-size: 38px;
  }
  .guide-links {
    grid-template-columns: 1fr;
    gap: 0;
    margin-top: 24px;
  }
  .guide-links strong {
    font-size: 17px;
  }
  .docs-layout {
    padding-inline: 18px;
  }
  .prose h1 {
    font-size: 38px;
  }
  .prose h2 {
    font-size: 28px;
  }
  .prose p,
  .prose li {
    font-size: 14px;
  }
  .prose pre {
    font-size: 12px;
    padding: 16px;
  }
  .not-found h1 {
    font-size: 46px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}
@media (forced-colors: active) {
  .button,
  .mark,
  .doc-navigation a[aria-current] {
    border: 1px solid ButtonText;
  }
  pre {
    border: 1px solid CanvasText;
  }
}

.hero > * { min-width: 0; }