:root {
  color-scheme: light;
  --canvas: #f5f2e9;
  --surface: #fffdf7;
  --surface-strong: #ffffff;
  --ink: #20221e;
  --muted: #5d6259;
  --line: #d8d4c8;
  --accent: #aa3d21;
  --accent-dark: #732612;
  --accent-soft: #f3d8cd;
  --code: #17221c;
  --code-ink: #e9f2e8;
  --focus: #146ea0;
  --measure: 72rem;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 100%;
  line-height: 1.6;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--canvas);
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(90deg, rgb(170 61 33 / 5%) 1px, transparent 1px) 0 0 / 3rem 3rem,
    var(--canvas);
}

a {
  color: var(--accent-dark);
  text-decoration-thickness: 0.1em;
  text-underline-offset: 0.18em;
}

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

a:focus-visible,
summary:focus-visible {
  outline: 0.2rem solid var(--focus);
  outline-offset: 0.2rem;
  border-radius: 0.15rem;
}

.skip-link {
  position: fixed;
  z-index: 20;
  inset: 0.75rem auto auto 0.75rem;
  padding: 0.65rem 0.9rem;
  transform: translateY(-180%);
  color: white;
  background: var(--focus);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: rgb(255 253 247 / 94%);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(calc(100% - 2rem), var(--measure));
  min-height: 4.6rem;
  margin-inline: auto;
  gap: 1.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--ink);
  font-weight: 760;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 2.35rem;
  height: 2.35rem;
  place-items: center;
  border: 2px solid var(--ink);
  color: var(--surface);
  background: var(--accent);
  font-family: ui-monospace, "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: 0.83rem;
  box-shadow: 0.22rem 0.22rem 0 var(--ink);
}

.header-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  font-size: 0.92rem;
}

.layout {
  display: grid;
  grid-template-columns: minmax(12rem, 15.5rem) minmax(0, 1fr);
  width: min(calc(100% - 2rem), var(--measure));
  margin-inline: auto;
  gap: clamp(2rem, 5vw, 5rem);
}

.site-nav {
  align-self: start;
  position: sticky;
  top: 0;
  max-height: 100vh;
  padding: 2.1rem 0 3rem;
  overflow-y: auto;
}

.nav-heading {
  margin: 0 0 0.7rem;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.site-nav ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav a {
  display: block;
  padding: 0.35rem 0.65rem;
  border-left: 0.18rem solid transparent;
  color: var(--muted);
  text-decoration: none;
}

.site-nav a:hover {
  color: var(--ink);
  background: var(--accent-soft);
}

.site-nav a[aria-current="page"] {
  border-color: var(--accent);
  color: var(--ink);
  background: var(--accent-soft);
  font-weight: 700;
}

.content {
  min-width: 0;
  padding: clamp(2.8rem, 6vw, 5.8rem) 0 6rem;
}

.eyebrow {
  margin: 0 0 0.55rem;
  color: var(--accent-dark);
  font-size: 0.78rem;
  font-weight: 780;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  line-height: 1.16;
  text-wrap: balance;
}

h1 {
  max-width: 18ch;
  margin: 0;
  font-size: clamp(2.45rem, 7vw, 5.4rem);
  letter-spacing: -0.055em;
}

h2 {
  margin: 3.6rem 0 0.7rem;
  padding-top: 0.6rem;
  border-top: 1px solid var(--line);
  font-size: clamp(1.55rem, 3.2vw, 2.25rem);
  letter-spacing: -0.035em;
}

h3 {
  margin: 2rem 0 0.4rem;
  font-size: 1.1rem;
}

p,
li,
dd {
  max-width: 68ch;
  overflow-wrap: anywhere;
}

.lead {
  max-width: 55ch;
  margin: 1.2rem 0 2rem;
  color: var(--muted);
  font-size: clamp(1.08rem, 2.2vw, 1.32rem);
}

.callout,
.decision,
.warning {
  max-width: 68ch;
  margin: 1.4rem 0;
  padding: 1rem 1.15rem;
  border: 1px solid var(--line);
  border-left: 0.3rem solid var(--accent);
  background: var(--surface);
}

.warning {
  border-left-color: #aa6b00;
}

.callout strong,
.decision strong,
.warning strong {
  display: block;
  margin-bottom: 0.25rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.card {
  padding: 1.1rem;
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: 0.2rem 0.2rem 0 var(--line);
}

.card h3 {
  margin-top: 0;
}

.card p {
  margin-bottom: 0;
}

pre {
  max-width: 100%;
  margin: 1.35rem 0;
  padding: 1.1rem 1.25rem;
  overflow: auto;
  border: 1px solid #263c31;
  border-radius: 0.2rem;
  color: var(--code-ink);
  background: var(--code);
  tab-size: 4;
  box-shadow: 0.25rem 0.25rem 0 rgb(32 34 30 / 18%);
}

code,
kbd {
  font-family: ui-monospace, "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: 0.9em;
}

:not(pre) > code {
  padding: 0.1em 0.3em;
  border: 1px solid var(--line);
  background: var(--surface-strong);
}

.source-caption {
  margin: -0.8rem 0 1.4rem;
  color: var(--muted);
  font-size: 0.8rem;
}

.table-wrap {
  max-width: 100%;
  overflow-x: auto;
}

table {
  width: 100%;
  margin: 1.4rem 0;
  border-collapse: collapse;
  background: var(--surface);
}

th,
td {
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--accent-soft);
}

.pipeline {
  white-space: pre-wrap;
}

.next-page {
  display: inline-block;
  margin-top: 3rem;
  padding: 0.75rem 1rem;
  border: 1px solid var(--accent-dark);
  color: var(--surface);
  background: var(--accent-dark);
  font-weight: 700;
  text-decoration: none;
}

.next-page:hover {
  color: white;
  background: var(--accent);
}

.site-footer {
  border-top: 1px solid var(--line);
  background: var(--surface);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  width: min(calc(100% - 2rem), var(--measure));
  margin-inline: auto;
  padding: 1.4rem 0;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.86rem;
}

@media (max-width: 52rem) {
  .header-inner,
  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
    padding-block: 1rem;
  }

  .layout {
    display: block;
  }

  .site-nav {
    position: static;
    max-height: none;
    padding: 1rem 0 0;
    overflow: visible;
  }

  .site-nav ul {
    display: flex;
    gap: 0.35rem;
    padding-bottom: 0.7rem;
    overflow-x: auto;
    scrollbar-width: thin;
  }

  .site-nav li {
    flex: 0 0 auto;
  }

  .site-nav a {
    border: 1px solid var(--line);
    border-left-width: 1px;
    background: var(--surface);
  }

  .content {
    padding-top: 2.5rem;
  }

  .cards {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 32rem) {
  .header-links {
    gap: 0.65rem;
  }

  h1 {
    font-size: clamp(2.2rem, 14vw, 3.3rem);
  }

  pre {
    margin-inline: -0.5rem;
    padding: 0.9rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

@media print {
  .site-header,
  .site-nav,
  .site-footer,
  .skip-link,
  .next-page {
    display: none;
  }

  .layout {
    display: block;
    width: 100%;
  }

  .content {
    padding: 0;
  }
}