:root {
  color-scheme: light;
  --ink: #1c1c1c;
  --slate: #64748b;
  --border: #e2e8f0;
  --snow: #fafafa;
  --accent: #4f46e5;
  --navy: #0f1a2e;
  --code: #f1f5f9;
  font-family: "Inter", system-ui, sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; }
a { color: var(--accent); text-underline-offset: 0.18em; }
a:hover { text-decoration-thickness: 2px; }

.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 100;
  padding: 0.65rem 1rem;
  border-radius: 0.4rem;
  color: #fff;
  background: var(--navy);
}
.skip-link:focus { top: 1rem; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  min-height: 3.5rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.65rem max(1rem, calc((100vw - 1200px) / 2));
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
}
.brand { display: inline-flex; }
.brand img { width: auto; height: 2rem; }
.site-header nav { display: flex; align-items: center; gap: 1.25rem; }
.site-header nav a { color: var(--slate); font-size: 0.875rem; font-weight: 500; text-decoration: none; }
.site-header nav a[aria-current="page"] { color: var(--accent); }
.site-header nav .button { padding: 0.45rem 0.8rem; border-radius: 0.4rem; color: #fff; background: var(--navy); }

.docs-shell {
  display: grid;
  grid-template-columns: 15rem minmax(0, 1fr);
  max-width: 1200px;
  min-height: calc(100vh - 10rem);
  margin: 0 auto;
}

aside {
  padding: 2.5rem 1.5rem 4rem 0;
  border-right: 1px solid var(--border);
}
.side-rail {
  position: sticky;
  top: 4.5rem;
  max-height: calc(100vh - 5.5rem);
  overflow-y: auto;
}
.eyebrow, .machine-links p, .api-host span {
  margin: 0 0 0.7rem;
  color: var(--slate);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
aside nav { display: grid; gap: 0.15rem; }
aside nav a, .machine-links a {
  padding: 0.45rem 0.65rem;
  border-radius: 0.4rem;
  color: var(--slate);
  font-size: 0.875rem;
  text-decoration: none;
}
aside nav a:hover, aside nav a.active, .machine-links a:hover { color: var(--ink); background: var(--code); }
aside nav a.active { font-weight: 600; }
.machine-links { display: grid; margin-top: 2.25rem; }
.machine-links p { padding-left: 0.65rem; }

main { min-width: 0; padding: 2.5rem 2.5rem 5rem; }
article { max-width: 780px; }
.api-host {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: 780px;
  margin-bottom: 2.25rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-radius: 0.6rem;
  background: var(--snow);
}
.api-host span { margin: 0; }

h1, h2, h3, h4 { font-family: "Playfair Display", Georgia, serif; font-weight: 500; line-height: 1.2; }
h1 { margin: 0 0 1rem; font-size: clamp(2.25rem, 6vw, 3.5rem); letter-spacing: -0.025em; }
h2 { margin: 3rem 0 1rem; padding-top: 0.5rem; font-size: 1.8rem; border-top: 1px solid var(--border); }
h3 { margin: 2.25rem 0 0.75rem; font-size: 1.3rem; }
h4 { margin: 1.75rem 0 0.65rem; font-size: 1.05rem; }
p { margin: 0.7rem 0 1rem; }
ul, ol { margin: 0.75rem 0 1.25rem; padding-left: 1.4rem; }
li { margin: 0.35rem 0; }
strong { font-weight: 600; }
code, pre { font-family: "JetBrains Mono", ui-monospace, monospace; }
code { padding: 0.08em 0.3em; border-radius: 0.25rem; background: var(--code); font-size: 0.875em; }
pre {
  max-width: 100%;
  margin: 1rem 0 1.5rem;
  padding: 1rem 1.1rem;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 0.6rem;
  background: var(--navy);
  color: #e2e8f0;
  font-size: 0.8rem;
  line-height: 1.7;
}
pre code { padding: 0; background: transparent; color: inherit; font-size: inherit; }
.code-block {
  position: relative;
  max-width: 100%;
  margin: 1rem 0 1.5rem;
}
.code-block pre { margin: 0; padding-top: 3rem; }
.copy-code-button {
  position: absolute;
  top: 0.65rem;
  right: 0.65rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  padding: 0;
  border: 1px solid #475569;
  border-radius: 0.35rem;
  color: #e2e8f0;
  background: #1e293b;
  cursor: pointer;
}
.copy-code-button svg { width: 1rem; height: 1rem; }
.copy-code-button [hidden] { display: none; }
.copy-code-button:hover { border-color: #94a3b8; background: #334155; }
.copy-code-button:focus-visible { outline: 2px solid #a5b4fc; outline-offset: 2px; }
pre:has(code.language-prompt) { overflow-x: hidden; }
pre code.language-prompt { display: block; white-space: pre-wrap; overflow-wrap: anywhere; }
blockquote { margin: 1.25rem 0; padding: 0.8rem 1rem; border-left: 3px solid var(--accent); background: #eef2ff; }
hr { margin: 2.5rem 0; border: 0; border-top: 1px solid var(--border); }
.table-wrap { max-width: 100%; margin: 1rem 0 1.5rem; overflow-x: auto; border: 1px solid var(--border); border-radius: 0.5rem; }
table { width: 100%; border-collapse: collapse; font-size: 0.875rem; }
th, td { padding: 0.65rem 0.75rem; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
th { background: var(--snow); font-weight: 600; }
tr:last-child td { border-bottom: 0; }

footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.5rem max(1rem, calc((100vw - 1200px) / 2));
  color: rgba(255,255,255,0.72);
  background: var(--navy);
  font-size: 0.8rem;
}
footer a { color: #fff; }

@media (max-width: 800px) {
  .site-header { align-items: flex-start; }
  .site-header nav { flex-wrap: wrap; justify-content: flex-end; gap: 0.65rem 1rem; }
  .site-header nav a:first-child { display: none; }
  .docs-shell { display: block; }
  aside { padding: 1rem; border-right: 0; border-bottom: 1px solid var(--border); }
  .side-rail { position: static; max-height: none; overflow-y: visible; }
  aside nav { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .machine-links { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 1rem; }
  .machine-links p { grid-column: 1 / -1; }
  main { padding: 2rem 1rem 4rem; }
  .api-host { align-items: flex-start; flex-direction: column; }
  footer { align-items: flex-start; flex-direction: column; }
}

@media print {
  .site-header, aside, footer, .skip-link, .copy-code-button { display: none; }
  .docs-shell { display: block; }
  main { padding: 0; }
  pre { white-space: pre-wrap; color: #000; background: #fff; }
}