/* Warden website. One accent colour, system fonts, light and dark. */

:root {
  --bg: #fbfbf9;
  --bg-soft: #f3f3ef;
  --bg-raise: #ffffff;
  --fg: #15171c;
  --fg-soft: #343842;
  --muted: #5d6370;
  --line: #e2e2dc;
  --line-strong: #cfcfc7;
  --diagram-line: #8f9389;
  --accent: #0b7d5a;
  --accent-strong: #08664a;
  --accent-ink: #ffffff;
  --accent-soft: #e3f3ec;
  --accent-line: #a9dcc6;
  --code-bg: #f4f4ef;
  --code-fg: #1d2129;
  --term-bg: #10141a;
  --term-fg: #dfe4ea;
  --shadow: 0 1px 2px rgb(20 22 28 / 6%), 0 8px 24px -12px rgb(20 22 28 / 18%);
  --tk-c: #5f6672;
  --tk-s: #0a7a43;
  --tk-k: #8a3fd1;
  --tk-n: #b45309;
  --tk-fn: #0b5cad;
  --tk-f: #9a4a00;
  --tk-v: #b42318;
  --tk-p: #0b5cad;
  --tk-t: #a8326e;
  --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --radius: 12px;
  --top-h: 60px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0c0e11;
    --bg-soft: #13161b;
    --bg-raise: #171a20;
    --fg: #e9ebee;
    --fg-soft: #c9cdd4;
    --muted: #979eaa;
    --line: #252930;
    --line-strong: #343a43;
    --diagram-line: #626a77;
    --accent: #3ecf8e;
    --accent-strong: #5fdca3;
    --accent-ink: #06130d;
    --accent-soft: #10251c;
    --accent-line: #1f5a40;
    --code-bg: #12151a;
    --code-fg: #e1e5ea;
    --term-bg: #08090c;
    --term-fg: #dfe4ea;
    --shadow: 0 1px 2px rgb(0 0 0 / 40%), 0 12px 32px -16px rgb(0 0 0 / 70%);
    --tk-c: #7d8590;
    --tk-s: #7ee2a8;
    --tk-k: #c89bff;
    --tk-n: #f5b971;
    --tk-fn: #79b8ff;
    --tk-f: #ffab70;
    --tk-v: #ff8f86;
    --tk-p: #79b8ff;
    --tk-t: #f39cc6;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0c0e11;
  --bg-soft: #13161b;
  --bg-raise: #171a20;
  --fg: #e9ebee;
  --fg-soft: #c9cdd4;
  --muted: #979eaa;
  --line: #252930;
  --line-strong: #343a43;
  --diagram-line: #626a77;
  --accent: #3ecf8e;
  --accent-strong: #5fdca3;
  --accent-ink: #06130d;
  --accent-soft: #10251c;
  --accent-line: #1f5a40;
  --code-bg: #12151a;
  --code-fg: #e1e5ea;
  --term-bg: #08090c;
  --term-fg: #dfe4ea;
  --shadow: 0 1px 2px rgb(0 0 0 / 40%), 0 12px 32px -16px rgb(0 0 0 / 70%);
  --tk-c: #7d8590;
  --tk-s: #7ee2a8;
  --tk-k: #c89bff;
  --tk-n: #f5b971;
  --tk-fn: #79b8ff;
  --tk-f: #ffab70;
  --tk-v: #ff8f86;
  --tk-p: #79b8ff;
  --tk-t: #f39cc6;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-padding-top: calc(var(--top-h) + 16px); }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16.5px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { max-width: 100%; }
a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--accent-strong); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
code, kbd, pre { font-family: var(--mono); }
.icon { width: 22px; height: 22px; flex: none; }
.icon-sm { width: 16px; height: 16px; }
.skip { position: absolute; left: -999px; top: 8px; z-index: 100; background: var(--accent); color: var(--accent-ink); padding: 8px 12px; border-radius: 8px; }
.skip:focus { left: 8px; }
[hidden] { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
main:focus { outline: none; }

/* Top bar */
.topbar {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  -webkit-backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
}
.topbar-in { height: var(--top-h); max-width: 1440px; margin: 0 auto; padding: 0 20px; display: flex; align-items: center; gap: 14px; }
.brand { display: inline-flex; align-items: center; gap: 9px; color: var(--fg); text-decoration: none; font-weight: 700; font-size: 18px; letter-spacing: -0.01em; }
.brand:hover { color: var(--fg); }
.logo { width: 26px; height: 26px; }
.logo-shield { fill: var(--accent); }
.logo-check { stroke: var(--accent-ink); }
.ver { font: 500 12px/1 var(--mono); color: var(--muted); border: 1px solid var(--line); padding: 4px 7px; border-radius: 999px; text-decoration: none; }
.ver:hover { color: var(--fg); border-color: var(--line-strong); }
.toplinks { display: flex; gap: 4px; margin-left: 8px; }
.toplinks a { color: var(--fg-soft); text-decoration: none; font-size: 15px; padding: 6px 10px; border-radius: 8px; }
.toplinks a:hover { color: var(--fg); background: var(--bg-soft); }
.topbar-end { margin-left: auto; display: flex; align-items: center; gap: 6px; }
.icon-btn {
  display: inline-grid; place-items: center; width: 38px; height: 38px; border-radius: 10px;
  border: 1px solid transparent; background: none; color: var(--fg-soft); cursor: pointer; padding: 0;
}
.icon-btn:hover { background: var(--bg-soft); color: var(--fg); }
.icon-btn .icon { width: 20px; height: 20px; }
.theme-btn .icon-moon { display: none; }
:root[data-theme="dark"] .theme-btn .icon-sun { display: none; }
:root[data-theme="dark"] .theme-btn .icon-moon { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-btn .icon-sun { display: none; }
  :root:not([data-theme="light"]) .theme-btn .icon-moon { display: block; }
}
.search-btn {
  display: inline-flex; align-items: center; gap: 8px; height: 38px; padding: 0 8px 0 12px; min-width: 200px;
  border: 1px solid var(--line); border-radius: 10px; background: var(--bg-soft); color: var(--muted);
  font: inherit; font-size: 14px; cursor: pointer;
}
.search-btn:hover { border-color: var(--line-strong); color: var(--fg-soft); }
.search-btn kbd { margin-left: auto; font-size: 12px; border: 1px solid var(--line); border-radius: 6px; padding: 1px 6px; background: var(--bg); }
.menu-btn { display: none; margin-left: -8px; }

/* Footer */
.site-foot { border-top: 1px solid var(--line); background: var(--bg-soft); margin-top: 0; }
.foot-in { max-width: 1200px; margin: 0 auto; padding: 48px 20px 56px; display: grid; grid-template-columns: 1.2fr 2fr; gap: 40px; }
.foot-brand p { color: var(--muted); font-size: 14.5px; margin: 12px 0 0; }
.foot-cols { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.foot-cols h2 { font-size: 13px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin: 0 0 10px; }
.foot-cols a { display: block; color: var(--fg-soft); text-decoration: none; font-size: 15px; padding: 3px 0; }
.foot-cols a:hover { color: var(--accent); }

/* Buttons */
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px; height: 46px; padding: 0 20px; border-radius: 11px;
  font: 600 15.5px/1 var(--sans); text-decoration: none; cursor: pointer; border: 1px solid transparent;
  transition: background .15s, border-color .15s, transform .15s;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { background: var(--accent-strong); color: var(--accent-ink); }
.btn-ghost { background: var(--bg-raise); color: var(--fg); border-color: var(--line-strong); }
.btn-ghost:hover { color: var(--fg); border-color: var(--fg-soft); }
.btn code { font-size: 14px; }

/* Landing */
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.wrap-narrow { max-width: 820px; }
.wrap-demo { max-width: 980px; }
.demo { margin: 32px 0 0; border-radius: 14px; overflow: hidden; box-shadow: var(--shadow); border: 1px solid var(--line); background: #f8f9ff; }
.demo figcaption { margin-top: 10px; font-size: 13px; color: var(--fg-soft); }
.demo video { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; }
.hero { position: relative; overflow: hidden; border-bottom: 1px solid var(--line); }
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 44px 44px; opacity: .55;
  -webkit-mask-image: radial-gradient(ellipse 70% 70% at 30% 20%, #000 20%, transparent 75%);
  mask-image: radial-gradient(ellipse 70% 70% at 30% 20%, #000 20%, transparent 75%);
}
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: 56px; align-items: center; padding-top: 96px; padding-bottom: 96px; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; margin: 0 0 20px; font-size: 14px; color: var(--fg-soft); border: 1px solid var(--line); background: var(--bg-raise); padding: 5px 12px; border-radius: 999px; }
.eyebrow a { color: var(--fg-soft); font-family: var(--mono); font-size: 13px; text-decoration: none; }
.eyebrow a:hover { color: var(--accent); }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
.hero h1 { font-size: clamp(36px, 5.6vw, 62px); line-height: 1.04; letter-spacing: -0.035em; margin: 0; font-weight: 800; }
.hero-sub { font-size: clamp(17px, 1.6vw, 19.5px); color: var(--fg-soft); max-width: 36em; margin: 22px 0 0; }
.hero-note { color: var(--muted); font-size: 14px; margin: 18px 0 0; }
.hero-term { margin: 0; background: var(--term-bg); color: var(--term-fg); border-radius: 14px; box-shadow: var(--shadow); border: 1px solid color-mix(in srgb, var(--term-fg) 12%, transparent); overflow: hidden; }
.term-bar { display: flex; align-items: center; gap: 7px; padding: 12px 14px; border-bottom: 1px solid rgb(255 255 255 / 8%); }
.term-bar span { width: 11px; height: 11px; border-radius: 50%; background: rgb(255 255 255 / 16%); }
.term-bar em { margin-left: auto; font: 12px var(--mono); color: rgb(255 255 255 / 45%); font-style: normal; }
.term-body { padding: 18px 18px 22px; display: grid; gap: 12px; }
.tl { display: grid; grid-template-columns: 58px minmax(0, 1fr); gap: 10px; align-items: baseline; }
.tl-who { font: 600 11px/1.6 var(--mono); text-transform: uppercase; letter-spacing: .06em; color: rgb(255 255 255 / 45%); }
.tl code { font-size: 13.5px; line-height: 1.55; white-space: pre-wrap; overflow-wrap: anywhere; }
.tl-you code { color: #fff; }
.tl-warden .tl-who { color: #3ecf8e; }
.tl-warden code { color: #b9f0d3; }

.sec { padding: 96px 0; }
.sec-alt { background: var(--bg-soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.kicker { margin: 0 0 10px; font: 600 13px/1 var(--mono); text-transform: uppercase; letter-spacing: .1em; color: var(--accent); }
.sec-title { font-size: clamp(28px, 3.6vw, 40px); line-height: 1.12; letter-spacing: -0.025em; margin: 0; font-weight: 750; max-width: 22em; }
.sec-lead { font-size: 18px; color: var(--fg-soft); max-width: 40em; margin: 16px 0 0; }
.cards { list-style: none; padding: 0; margin: 40px 0 0; display: grid; gap: 16px; }
.cards-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.cards-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.card { background: var(--bg-raise); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.card .icon { width: 26px; height: 26px; color: var(--accent); }
.card h3 { font-size: 18px; letter-spacing: -0.01em; margin: 14px 0 6px; line-height: 1.3; }
.card p { margin: 0; color: var(--fg-soft); font-size: 15.5px; }
.card-problem .icon { color: #d1453b; }
:root[data-theme="dark"] .card-problem .icon { color: #ff7b72; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .card-problem .icon { color: #ff7b72; } }
.card code, .feature code { font-size: .88em; background: var(--code-bg); border: 1px solid var(--line); padding: 1px 5px; border-radius: 5px; overflow-wrap: anywhere; }

.flow { margin: 44px 0 0; }
.flow-wide { background: var(--bg-raise); border: 1px solid var(--line); border-radius: 16px; padding: 28px 24px 16px; }
.flow-svg { display: block; width: 100%; height: auto; font-family: var(--sans); }
.dg-node rect { fill: var(--bg-soft); stroke: var(--line-strong); stroke-width: 1.5; }
.dg-gate rect { fill: var(--accent-soft); stroke: var(--accent); }
.dg-title { font-size: 18px; font-weight: 700; fill: var(--fg); text-anchor: middle; font-family: var(--mono); }
.dg-sub { font-size: 12.5px; fill: var(--muted); text-anchor: middle; }
.dg-gate .dg-sub { fill: var(--accent-strong); }
.dg-edge { fill: none; stroke: var(--muted); stroke-width: 1.75; }
.dg-loop { fill: none; stroke: var(--accent); stroke-width: 1.75; stroke-dasharray: 5 5; }
.dg-ah { fill: var(--muted); }
.dg-ah2 { fill: var(--accent); }
.dg-label { font-size: 13px; fill: var(--fg-soft); text-anchor: middle; font-family: var(--mono); paint-order: stroke; stroke: var(--bg-raise); stroke-width: 8px; stroke-linejoin: round; }
.dg-label-bg { fill: var(--bg-raise); }
.dg-label-end { text-anchor: end; }
.dg-label-start { text-anchor: start; }
.dg-legend { font-size: 13px; fill: var(--muted); }
.dg-key-gate { fill: var(--accent); }
.flow-steps { display: none; list-style: none; margin: 0; padding: 0; }
.flow figcaption { color: var(--muted); font-size: 15px; margin-top: 16px; max-width: 60em; }
.fstep { display: grid; grid-template-columns: 34px minmax(0, 1fr); gap: 14px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.fstep:last-child { border-bottom: 0; }
.fstep-n { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; border: 1.5px solid var(--line-strong); font: 600 13px var(--mono); color: var(--fg-soft); background: var(--bg-raise); }
.fstep-gate .fstep-n { border-color: var(--accent); background: var(--accent-soft); color: var(--accent-strong); }
.fstep h3 { margin: 2px 0 4px; font: 700 17px/1.3 var(--mono); }
.fstep-who { font: 500 12px var(--sans); color: var(--muted); margin-left: 6px; }
.fstep-gate .fstep-who { color: var(--accent-strong); }
.fstep p { margin: 0; color: var(--fg-soft); font-size: 15.5px; }

.features { list-style: none; padding: 0; margin: 40px 0 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; border-top: 1px solid var(--line); border-left: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--bg-raise); }
.feature { display: grid; grid-template-columns: 26px minmax(0, 1fr); gap: 14px; padding: 24px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.feature .icon { color: var(--accent); width: 24px; height: 24px; margin-top: 2px; }
.feature h3 { margin: 0 0 4px; font-size: 16.5px; line-height: 1.35; }
.feature p { margin: 0; color: var(--fg-soft); font-size: 15px; }

.quickstart { margin-top: 32px; }
.quickstart > p:first-child { background: var(--bg-soft); border: 1px solid var(--line); border-left: 3px solid var(--accent); border-radius: 10px; padding: 14px 18px; margin: 0 0 28px; }
.quickstart > ol { list-style: none; counter-reset: qs; padding: 0; margin: 0; }
.quickstart > ol > li { counter-increment: qs; position: relative; padding: 0 0 8px 52px; margin: 0 0 20px; }
.quickstart > ol > li::before {
  content: counter(qs); position: absolute; left: 0; top: -2px; width: 34px; height: 34px; border-radius: 50%;
  display: grid; place-items: center; background: var(--accent); color: var(--accent-ink); font: 700 15px var(--mono);
}
.quickstart > ol > li::after { content: ""; position: absolute; left: 16.5px; top: 40px; bottom: -14px; width: 1px; background: var(--line-strong); }
.quickstart > ol > li:last-child::after { display: none; }

.agents-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 48px; align-items: start; }
.agent-card { background: var(--bg-raise); border: 1px solid var(--line); border-radius: 16px; padding: 24px 26px; box-shadow: var(--shadow); }
.agent-card-title { display: flex; align-items: center; gap: 10px; margin: 0 0 8px; font-weight: 700; }
.agent-card-title .icon { color: var(--accent); }
.agent-card-title code { margin-left: auto; font-size: 12px; color: var(--muted); font-weight: 400; }
.agent-card .prose ul { margin: 0; padding-left: 1.2em; }
.agent-card .prose li { margin: 8px 0; color: var(--fg-soft); }

.cta { padding: 88px 0; text-align: center; background: radial-gradient(ellipse 60% 80% at 50% 100%, var(--accent-soft), transparent 70%); }
.cta h2 { font-size: clamp(28px, 3.6vw, 40px); letter-spacing: -0.025em; margin: 0; }
.cta p { color: var(--fg-soft); font-size: 18px; margin: 14px auto 0; max-width: 34em; }
.cta .actions { justify-content: center; }

.notfound { padding-top: 120px; padding-bottom: 140px; max-width: 760px; }
.notfound h1 { font-size: clamp(32px, 5vw, 48px); letter-spacing: -0.03em; margin: 0 0 12px; }
.notfound p { color: var(--fg-soft); font-size: 18px; }

/* Docs layout */
.docs-shell { max-width: 1440px; margin: 0 auto; display: grid; grid-template-columns: 272px minmax(0, 1fr) 232px; }
.sidebar {
  position: sticky; top: var(--top-h); height: calc(100vh - var(--top-h)); overflow-y: auto; overscroll-behavior: contain;
  border-right: 1px solid var(--line); padding: 24px 16px 48px 20px; font-size: 15px;
}
.nav-home { display: flex; align-items: center; gap: 8px; color: var(--fg-soft); text-decoration: none; padding: 6px 10px; border-radius: 8px; font-weight: 600; margin-bottom: 8px; }
.nav-home .icon { width: 18px; height: 18px; color: var(--accent); }
.nav-group .nav-title { font-size: 12.5px; font-weight: 700; line-height: 1.4; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin: 20px 10px 6px; }
.nav-group ul { list-style: none; margin: 0; padding: 0; }
.nav-group a, .nav-home { display: block; }
.nav-group a { color: var(--fg-soft); text-decoration: none; padding: 5px 10px; border-radius: 8px; line-height: 1.4; }
.nav-group a:hover, .nav-home:hover { background: var(--bg-soft); color: var(--fg); }
.sidebar a[aria-current="page"] { background: var(--accent-soft); color: var(--accent-strong); font-weight: 600; }
.nav-home { display: flex; }
.doc-main { min-width: 0; padding: 40px 48px 80px; }
.doc { max-width: 72ch; margin: 0 auto; }
.doc-meta, .pager { max-width: 72ch; margin-left: auto; margin-right: auto; }
.crumbs { font-size: 14px; color: var(--muted); display: flex; gap: 8px; margin-bottom: 10px; }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--accent); }
.toc { position: sticky; top: var(--top-h); align-self: start; max-height: calc(100vh - var(--top-h)); overflow-y: auto; padding: 40px 20px 40px 8px; font-size: 13.5px; }
.toc h2 { font-size: 12.5px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin: 0 0 10px; }
.toc ul, .toc-mobile ul { list-style: none; margin: 0; padding: 0; }
.toc a, .toc-mobile a { display: block; color: var(--muted); text-decoration: none; padding: 4px 0 4px 12px; border-left: 1px solid var(--line); line-height: 1.4; }
.toc a:hover, .toc-mobile a:hover { color: var(--fg); }
.toc a.is-active { color: var(--accent); border-left-color: var(--accent); }
.toc-l3 a { padding-left: 24px; }
.toc-mobile { display: none; border: 1px solid var(--line); border-radius: 10px; padding: 10px 14px; margin: 16px 0 8px; background: var(--bg-soft); font-size: 15px; }
.toc-mobile summary { cursor: pointer; font-weight: 600; }
.toc-mobile ul { margin-top: 8px; }
.doc-meta { margin-top: 48px; padding-top: 20px; border-top: 1px solid var(--line); font-size: 14.5px; }
.doc-meta a { color: var(--muted); }
.doc-meta a:hover { color: var(--accent); }
.pager { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 24px; }
.pager a { display: flex; flex-direction: column; gap: 4px; border: 1px solid var(--line); border-radius: 12px; padding: 14px 18px; text-decoration: none; color: var(--fg); min-width: 0; }
.pager a:hover { border-color: var(--accent); }
.pager-next { text-align: right; align-items: flex-end; }
.pager-dir { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--muted); }
.pager-title { font-weight: 600; overflow-wrap: anywhere; }
.scrim { display: none; }

/* Prose */
.prose { font-size: 16.5px; line-height: 1.7; overflow-wrap: break-word; }
.prose h1 { font-size: clamp(30px, 4vw, 40px); line-height: 1.15; letter-spacing: -0.025em; margin: 0 0 16px; }
.prose h2 { font-size: 26px; line-height: 1.25; letter-spacing: -0.015em; margin: 52px 0 14px; padding-top: 4px; }
.prose h3 { font-size: 20px; line-height: 1.3; margin: 36px 0 10px; }
.prose h4 { font-size: 17px; margin: 28px 0 8px; }
.prose h2, .prose h3, .prose h4 { position: relative; }
.prose .anchor { margin-left: 8px; color: var(--muted); text-decoration: none; font-weight: 400; opacity: 0; transition: opacity .12s; }
.prose h2:hover .anchor, .prose h3:hover .anchor, .prose h4:hover .anchor, .prose .anchor:focus { opacity: 1; }
.prose .anchor:hover { color: var(--accent); }
.prose p, .prose ul, .prose ol { margin: 0 0 16px; }
.prose ul, .prose ol { padding-left: 1.4em; }
.prose li { margin: 4px 0; }
.prose li > p { margin: 0 0 8px; }
.prose li > ul, .prose li > ol { margin: 6px 0; }
.prose blockquote { margin: 0 0 16px; padding: 4px 16px; border-left: 3px solid var(--accent-line); color: var(--fg-soft); }
.prose hr { border: 0; border-top: 1px solid var(--line); margin: 40px 0; }
.prose strong { font-weight: 650; }
.prose :not(pre) > code {
  font-size: .86em; background: var(--code-bg); border: 1px solid var(--line); padding: .1em .38em; border-radius: 6px;
  overflow-wrap: anywhere; word-break: break-word;
}
.prose a code { color: inherit; }
.table-wrap { overflow-x: auto; margin: 0 0 20px; border: 1px solid var(--line); border-radius: 10px; -webkit-overflow-scrolling: touch; }
.prose table { border-collapse: collapse; width: 100%; font-size: 15px; line-height: 1.55; }
.prose th, .prose td { text-align: left; vertical-align: top; padding: 9px 14px; border-bottom: 1px solid var(--line); }
.prose th { background: var(--bg-soft); font-weight: 650; white-space: nowrap; }
.prose tr:last-child td { border-bottom: 0; }
.prose td code { overflow-wrap: normal; word-break: normal; white-space: nowrap; }
.prose td:first-child code { white-space: nowrap; }
.prose .task-list-item { list-style: none; margin-left: -1.2em; }

.code { position: relative; margin: 0 0 20px; background: var(--code-bg); border: 1px solid var(--line); border-radius: 10px; }
.code-head { display: flex; align-items: center; min-height: 34px; padding: 0 8px 0 14px; border-bottom: 1px solid var(--line); font: 12px var(--mono); color: var(--muted); }
.code pre { margin: 0; padding: 14px 16px; overflow-x: auto; font-size: 13.75px; line-height: 1.6; color: var(--code-fg); tab-size: 2; }
.code pre code { font-size: inherit; background: none; border: 0; padding: 0; }
.copy-btn {
  position: absolute; top: 5px; right: 6px; display: inline-flex; align-items: center; gap: 5px; height: 26px; padding: 0 9px;
  font: 500 12px var(--sans); color: var(--muted); background: var(--bg-raise); border: 1px solid var(--line); border-radius: 7px; cursor: pointer;
}
.code:not(.has-head) .copy-btn { opacity: 0; transition: opacity .12s; }
.code:not(.has-head):hover .copy-btn, .copy-btn:focus-visible { opacity: 1; }
.copy-btn:hover { color: var(--fg); border-color: var(--line-strong); }
.copy-btn.is-done { color: var(--accent); border-color: var(--accent-line); opacity: 1; }
@media (hover: none) {
  .code:not(.has-head) .copy-btn { opacity: 1; }
  .code:not(.has-head) pre { padding-right: 84px; }
}
/* Mermaid diagrams: drawn by site.js; the source sits behind a toggle. */
.doc-main { container-type: inline-size; }
.diagram { margin: 8px 0 24px; }
/* A diagram wider than the text column grows into the page margins (up to the full main column), staying centred. */
.doc > .diagram.is-drawn { margin-inline: calc((100% - min(100cqi, max(100%, var(--diagram-w, 0px)))) / 2); }
/* The same in a list item, measured from the text column (the item plus the list's 1.4em indent). */
.doc > ol > li > .diagram.is-drawn, .doc > ul > li > .diagram.is-drawn {
  --diagram-m: calc((100% + 1.4em - min(100cqi, max(100% + 1.4em, var(--diagram-w, 0px)))) / 2);
  margin-inline: calc(var(--diagram-m) - 1.4em) var(--diagram-m);
}
.diagram-view {
  overflow-x: auto; -webkit-overflow-scrolling: touch; overscroll-behavior-x: contain;
  border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 16px;
  /* Shadows at an edge that has more to scroll to. */
  background:
    linear-gradient(to right, var(--bg-raise) 40%, transparent) left / 32px 100% no-repeat local,
    linear-gradient(to left, var(--bg-raise) 40%, transparent) right / 32px 100% no-repeat local,
    radial-gradient(farthest-side at 0 50%, color-mix(in srgb, var(--fg) 26%, transparent), transparent) left / 16px 100% no-repeat scroll,
    radial-gradient(farthest-side at 100% 50%, color-mix(in srgb, var(--fg) 26%, transparent), transparent) right / 16px 100% no-repeat scroll,
    var(--bg-raise);
}
/* With JavaScript, a diagram still to draw hides its source and keeps room for the drawing,
   so the page does not jump when it appears. A failed draw shows the source again. */
.js .diagram:not(.is-drawn):not(.is-failed) .diagram-src { display: none; }
.js .diagram:not(.is-drawn):not(.is-failed) .diagram-view[hidden] { display: grid !important; place-items: center; min-height: var(--diagram-h, 240px); }
.js .diagram:not(.is-drawn):not(.is-failed) .diagram-view::before { content: "Drawing the diagram…"; font-size: 13.5px; color: var(--muted); }
/* Wider than its box: a visible scrollbar and a hint, not just the edge shadow. */
.diagram.is-wide .diagram-view { scrollbar-width: thin; scrollbar-color: var(--line-strong) transparent; }
.diagram.is-wide .diagram-src summary::after { content: " · scroll sideways to see all of it"; }
.diagram-view svg { display: block; height: auto; margin: 0 auto; font-family: var(--sans); }
.diagram-src summary { font-size: 13.5px; color: var(--muted); margin-bottom: 6px; cursor: pointer; width: max-content; max-width: 100%; }
.diagram-src summary:hover { color: var(--fg); }
.diagram.is-drawn .diagram-src summary { margin: 8px 0 0; }
.diagram.is-drawn .diagram-src[open] summary { margin-bottom: 6px; }
.diagram-src .code { margin: 0; }
.tk-c { color: var(--tk-c); font-style: italic; }
.tk-s { color: var(--tk-s); }
.tk-k { color: var(--tk-k); }
.tk-n { color: var(--tk-n); }
.tk-fn { color: var(--tk-fn); }
.tk-f { color: var(--tk-f); }
.tk-v { color: var(--tk-v); }
.tk-p { color: var(--tk-p); }
.tk-t { color: var(--tk-t); }

/* Search */
.search {
  width: min(680px, calc(100vw - 24px)); max-height: min(72vh, 640px); margin: 10vh auto auto; padding: 0;
  border: 1px solid var(--line-strong); border-radius: 14px; background: var(--bg-raise); color: var(--fg); box-shadow: var(--shadow);
  overflow: hidden;
}
.search[open] { display: flex; flex-direction: column; }
.search::backdrop { background: rgb(10 12 16 / 45%); backdrop-filter: blur(2px); }
.search-box { display: flex; align-items: center; gap: 10px; padding: 0 12px 0 16px; border-bottom: 1px solid var(--line); margin: 0; }
.search-box .icon { color: var(--muted); }
.search-box input { flex: 1; min-width: 0; height: 56px; border: 0; background: none; color: var(--fg); font: inherit; font-size: 17px; outline: none; }
.search-box input::-webkit-search-cancel-button { display: none; }
.search-close { font: 12px var(--mono); color: var(--muted); background: var(--bg-soft); border: 1px solid var(--line); border-radius: 6px; padding: 3px 7px; cursor: pointer; }
.search-results { list-style: none; margin: 0; padding: 8px; overflow-y: auto; }
.search-results:empty { display: none; }
.search-results a { display: block; padding: 10px 12px; border-radius: 9px; text-decoration: none; color: var(--fg); }
.search-results a:hover, .search-results a[aria-selected="true"] { background: var(--accent-soft); }
.sr-title { font-weight: 600; display: block; }
.sr-sub { color: var(--accent-strong); font-size: 13.5px; }
.sr-snip { display: block; color: var(--muted); font-size: 14px; line-height: 1.45; margin-top: 2px; }
.search-results mark { background: none; color: var(--accent-strong); font-weight: 650; }
.search-hint { margin: 0; padding: 12px 16px; color: var(--muted); font-size: 14px; border-top: 1px solid var(--line); }

/* Responsive */
@media (max-width: 1180px) {
  .docs-shell { grid-template-columns: 260px minmax(0, 1fr); }
  .docs-shell > .toc { display: none; }
  .toc-mobile { display: block; }
  .cards-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .features { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 920px) {
  .hero-grid { grid-template-columns: minmax(0, 1fr); gap: 40px; padding-top: 64px; padding-bottom: 64px; }
  .agents-grid { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .cards-3 { grid-template-columns: minmax(0, 1fr); }
  .foot-in { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .toplinks { display: none; }
  .search-btn { min-width: 0; }
  .docs-shell { grid-template-columns: minmax(0, 1fr); }
  .menu-btn { display: inline-grid; }
  .sidebar {
    position: fixed; z-index: 50; top: var(--top-h); left: 0; bottom: 0; height: auto; width: min(300px, 86vw);
    background: var(--bg); transform: translateX(-102%); box-shadow: var(--shadow);
    /* Hidden when closed, so its links leave the tab order; visibility flips after the slide. */
    visibility: hidden; transition: transform .2s ease, visibility 0s linear .2s;
  }
  body.nav-open .sidebar { transform: none; visibility: visible; transition: transform .2s ease; }
  body.nav-open .scrim { display: block; position: fixed; inset: var(--top-h) 0 0 0; z-index: 45; background: rgb(10 12 16 / 40%); }
  .doc-main { padding: 28px 20px 64px; }
}
/* Below this width the diagram's labels get too small to read; show the list instead. */
@media (max-width: 1020px) {
  .flow-wide { display: none; }
  .flow-steps { display: block; }
}
@media (max-width: 760px) {
  .sec { padding: 64px 0; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .topbar-in { padding: 0 12px; gap: 8px; }
  .wrap { padding: 0 16px; }
  .search-btn { width: 38px; height: 38px; padding: 0; justify-content: center; }
  .search-btn span, .search-btn kbd { display: none; }
  .cards-4, .features { grid-template-columns: minmax(0, 1fr); }
  .foot-cols { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .doc-main { padding: 24px 16px 56px; }
  .prose { font-size: 16px; }
  .prose h2 { font-size: 23px; margin-top: 44px; }
  .pager { grid-template-columns: minmax(0, 1fr); }
  .btn { height: 44px; padding: 0 16px; }
  .tl { grid-template-columns: minmax(0, 1fr); gap: 2px; }
  .quickstart > ol > li { padding-left: 44px; }
  .quickstart > ol > li::before { width: 30px; height: 30px; font-size: 14px; }
  .quickstart > ol > li::after { left: 14.5px; top: 36px; }
  .card, .feature { padding: 20px; }
}
@media (max-width: 380px) {
  .ver { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; scroll-behavior: auto !important; }
}

/* Print */
@media print {
  /* Heavier than the dark-theme selectors (0,2,0), so print is always black on white. */
  :root:root:root, :root:root[data-theme] {
    --bg: #fff; --bg-soft: #f6f6f6; --bg-raise: #fff; --fg: #000; --fg-soft: #222; --muted: #555; --line: #ccc; --line-strong: #bbb;
    --code-bg: #f6f6f6; --code-fg: #000; --accent: #0b5d44; --accent-strong: #0b5d44; --accent-ink: #fff; --accent-soft: #eef6f2; --accent-line: #9fcfb9;
    --tk-c: #555; --tk-s: #0a6b3b; --tk-k: #6b2fa8; --tk-n: #8a4000; --tk-fn: #0b4f94; --tk-f: #7a3b00; --tk-v: #9a1d14; --tk-p: #0b4f94; --tk-t: #8a2a5a;
    color-scheme: light;
  }
  body { font-size: 11pt; background: #fff; }
  .topbar, .sidebar, .toc, .toc-mobile, .pager, .doc-meta, .site-foot, .search, .copy-btn, .skip, .scrim, .prose .anchor, .actions { display: none !important; }
  .docs-shell { display: block; }
  .doc-main { padding: 0; }
  .doc { max-width: none; }
  .code { break-inside: avoid; border-color: #bbb; }
  .code pre { white-space: pre-wrap; overflow-wrap: anywhere; overflow: visible; font-size: 9pt; }
  .table-wrap { overflow: visible; border-color: #bbb; }
  .prose a[href^="http"]::after { content: " (" attr(href) ")"; font-size: 9pt; color: #555; overflow-wrap: anywhere; }
  .prose h2, .prose h3 { break-after: avoid; }
  .hero::before { display: none; }
  .flow-wide { break-inside: avoid; }
  .diagram { break-inside: avoid; }
  .diagram.is-drawn .diagram-src { display: none; }
  .diagram-view { overflow: visible; border-color: #bbb; }
}