:root {
  --bg: #fbfaf5;
  --panel: #ffffff;
  --fg: #17160f;
  --muted: #5c5848;
  --line: #e6e1cf;
  --accent: #ffd400;
  --accent-soft: #fff5bf;
  --link: #6a5100;
  --code-bg: #f3efe0;
  --pre-bg: #17160f;
  --pre-fg: #f4f1e6;
  --bar: #17160f;
  --bar-fg: #f4f1e6;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f0e0a;
    --panel: #17160f;
    --fg: #f3f0e4;
    --muted: #b5af99;
    --line: #2d2b21;
    --accent-soft: #3b3312;
    --link: #ffd84a;
    --code-bg: #232117;
    --pre-bg: #1b1a13;
    --bar: #070706;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.65 var(--sans); }
a { color: var(--link); text-underline-offset: 2px; }
code, pre { font-family: var(--mono); font-size: 0.9em; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--accent); color: #17160f; padding: 8px 12px; z-index: 10; }
.skip:focus { left: 8px; }

.top { background: var(--bar); color: var(--bar-fg); }
.top-in, .foot-in, .wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
.top-in { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 60px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--bar-fg); text-decoration: none; font-weight: 650; letter-spacing: -0.2px; white-space: nowrap; }
.mark { width: 20px; height: 20px; border-radius: 4px; background: linear-gradient(135deg, var(--accent) 50%, #4a4633 50%); }
.top nav { display: flex; align-items: center; gap: 18px; font-size: 15px; }
.top nav a { color: var(--bar-fg); text-decoration: none; opacity: 0.86; }
.top nav a:hover { opacity: 1; text-decoration: underline; }
.top nav a.signin { background: var(--accent); color: #17160f; opacity: 1; padding: 6px 12px; border-radius: 6px; font-weight: 600; }

.hero { background: var(--bar); color: var(--bar-fg); padding: 56px 0 64px; }
.hero h1 { font-size: clamp(32px, 6vw, 54px); line-height: 1.08; letter-spacing: -1.2px; margin: 10px 0 18px; max-width: 820px; }
.hero .lede { font-size: 19px; color: #d8d3c0; max-width: 680px; margin: 0; }
.stage { display: inline-block; margin: 0; font: 600 12px/1 var(--mono); letter-spacing: 1px; text-transform: uppercase; color: #17160f; background: var(--accent); padding: 6px 8px; border-radius: 4px; }
.cta { display: flex; flex-wrap: wrap; gap: 10px; margin: 28px 0 0; }
.button { display: inline-block; padding: 10px 16px; border-radius: 7px; border: 1px solid #5b5641; color: var(--bar-fg); text-decoration: none; font-weight: 600; }
.button:hover { border-color: var(--accent); }
.button.primary { background: var(--accent); border-color: var(--accent); color: #17160f; }

main section.wrap { padding-top: 48px; }
h2 { font-size: 26px; letter-spacing: -0.5px; line-height: 1.25; margin: 0 0 14px; }
.steps ol { list-style: none; counter-reset: step; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; padding: 0; margin: 0; }
.steps li { counter-increment: step; background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 20px; color: var(--muted); }
.steps li::before { content: counter(step); display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--accent); color: #17160f; font-weight: 700; margin-bottom: 12px; }
.steps strong { display: block; color: var(--fg); margin-bottom: 4px; }
.split { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: 28px; align-items: start; }
.split p { color: var(--muted); }
pre.code, .prose pre { background: var(--pre-bg); color: var(--pre-fg); border-radius: 10px; padding: 18px 20px; overflow-x: auto; line-height: 1.55; margin: 0 0 18px; }
.prose pre code { background: none; padding: 0; color: inherit; font-size: 0.86em; }
.models { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.model { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 18px 20px; }
.model p { margin: 8px 0 0; color: var(--muted); }
.model-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.model-meta { font-size: 14px; }
.pill { font: 600 12px/1 var(--sans); padding: 5px 8px; border-radius: 999px; background: var(--code-bg); color: var(--muted); white-space: nowrap; }
.pill.on { background: var(--accent); color: #17160f; }
.agents ul { padding-left: 20px; color: var(--muted); }
.agents li { margin: 6px 0; }
.faq details { border-top: 1px solid var(--line); padding: 14px 0; }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; font-weight: 600; }
.faq details p { color: var(--muted); margin: 10px 0 0; }

.docs { max-width: 1120px; margin: 0 auto; padding: 32px 16px 24px; display: grid; grid-template-columns: 230px minmax(0, 1fr); gap: 40px; }
.docs .side { order: -1; font-size: 15px; }
.side-h { font: 600 12px/1 var(--mono); letter-spacing: 1px; text-transform: uppercase; color: var(--muted); margin: 22px 0 8px; }
.side-h:first-child { margin-top: 6px; }
.side ul { list-style: none; margin: 0; padding: 0; }
.side a { display: block; padding: 5px 10px; border-radius: 6px; color: var(--fg); text-decoration: none; }
.side a:hover { background: var(--code-bg); }
.side a[aria-current="page"] { background: var(--accent-soft); font-weight: 600; box-shadow: inset 3px 0 0 var(--accent); }
.doc { min-width: 0; max-width: 780px; }
.crumbs { margin: 0 0 8px; font-size: 14px; color: var(--muted); }
.crumbs a { color: var(--muted); }
.meta { margin-top: 36px; padding-top: 14px; border-top: 1px solid var(--line); font-size: 14px; color: var(--muted); }
.prose h1 { font-size: clamp(30px, 5vw, 40px); letter-spacing: -0.8px; line-height: 1.15; margin: 0 0 16px; }
.prose h2 { margin-top: 40px; }
.prose h3 { font-size: 19px; margin: 28px 0 8px; }
.prose h2, .prose h3 { scroll-margin-top: 16px; }
.prose p, .prose li { color: var(--fg); }
.prose .lede { font-size: 18px; color: var(--muted); }
.prose :not(pre) > code { background: var(--code-bg); padding: 2px 5px; border-radius: 4px; overflow-wrap: anywhere; }
.prose table { display: block; overflow-x: auto; border-collapse: collapse; margin: 0 0 18px; font-size: 15px; }
.prose th, .prose td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
.prose th { background: var(--code-bg); }
.prose tr { scroll-margin-top: 16px; }
.prose tr:target td { background: var(--accent-soft); }
.prose td:first-child code { overflow-wrap: normal; }
.prose[data-page="errors"] :is(td, th):last-child code { overflow-wrap: normal; }
.prose blockquote { margin: 0 0 18px; padding: 12px 16px; border-left: 4px solid var(--accent); border-radius: 0 8px 8px 0; background: var(--accent-soft); color: var(--fg); }
.prose blockquote p { margin: 0; }
.prose blockquote p + p { margin-top: 8px; }
.cards { list-style: none; padding: 0; margin: 0 0 24px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.cards a { display: block; height: 100%; padding: 14px 16px; border: 1px solid var(--line); border-radius: 10px; background: var(--panel); text-decoration: none; color: var(--fg); }
.cards a:hover { border-color: var(--accent); }
.cards span { display: block; margin-top: 4px; color: var(--muted); font-size: 15px; }

.foot { margin-top: 64px; border-top: 1px solid var(--line); }
.foot-in { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding-top: 20px; padding-bottom: 28px; font-size: 14px; color: var(--muted); }
.foot nav { display: flex; flex-wrap: wrap; gap: 16px; }
.foot a { color: var(--muted); }

@media (max-width: 760px) {
  .hide-sm { display: none; }
  .top nav { gap: 12px; font-size: 14px; }
  .hero { padding: 36px 0 44px; }
  .hero .lede { font-size: 17px; }
  .steps ol, .split, .models, .cards { grid-template-columns: minmax(0, 1fr); }
  .docs { grid-template-columns: minmax(0, 1fr); gap: 8px; padding-top: 20px; }
  .docs .side { order: 1; border-top: 1px solid var(--line); padding-top: 8px; }
}
@media (max-width: 420px) {
  .top nav a[href="/docs/agents"] { display: none; }
}