:root {
  --bg: #ffffff;
  --surface: #f8fafc;
  --surface-strong: #f1f5f9;
  --text: #172033;
  --muted: #647084;
  --faint: #8b96a8;
  --line: #e5e9f0;
  --line-strong: #d8dee8;
  --navy: #131c31;
  --blue: #2f6df6;
  --blue-strong: #1f55d8;
  --purple: #8b5cf6;
  --pink: #d946ef;
  --cyan: #22b8cf;
  --green: #0f9f6e;
  --amber: #c57b09;
  --red: #d04455;
  --code: #0d1424;
  --code-text: #dfe7f7;
  --shadow: 0 16px 42px rgba(18, 28, 49, .09);
  --sidebar: 280px;
  --toc: 220px;
  --topbar: 68px;
  --content-max: 840px;
  --content-gutter: clamp(32px, 4.25vw, 68px);
}

[data-theme="dark"] {
  --bg: #0d111a;
  --surface: #121824;
  --surface-strong: #192131;
  --text: #edf2fb;
  --muted: #9aa7ba;
  --faint: #77849a;
  --line: #252f40;
  --line-strong: #344055;
  --navy: #eef3ff;
  --code: #080c14;
  --shadow: 0 16px 42px rgba(0, 0, 0, .28);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--topbar) + 28px); }
body { min-width: 320px; margin: 0; color: var(--text); background: var(--bg); font: 15px/1.65 Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
button, select { color: inherit; }
code, pre, kbd { font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace; }
.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; }
.skip-link { position: fixed; z-index: 1000; top: 8px; left: 8px; transform: translateY(-150%); padding: 10px 14px; color: white; background: var(--blue); border-radius: 8px; }
.skip-link:focus { transform: translateY(0); }

.topbar { position: fixed; z-index: 100; inset: 0 0 auto 0; height: var(--topbar); display: grid; grid-template-columns: calc(var(--sidebar) - 24px) max-content minmax(220px, 360px) max-content; align-items: center; gap: clamp(16px, 2vw, 30px); padding: 0 24px; background: color-mix(in srgb, var(--bg) 94%, transparent); border-bottom: 1px solid var(--line); backdrop-filter: blur(16px); }
.brand { display: inline-flex; align-items: center; gap: 9px; color: var(--navy); font-size: 20px; font-weight: 820; letter-spacing: -.045em; }
.brand > span > span { color: var(--blue); }
.brand small { margin-left: 4px; padding: 2px 6px; color: var(--muted); border: 1px solid var(--line-strong); border-radius: 4px; font-size: 9px; letter-spacing: .13em; }
.brand-mark { position: relative; display: inline-flex; width: 27px; height: 27px; transform: rotate(-8deg); }
.brand-mark i { position: absolute; width: 9px; height: 23px; background: linear-gradient(180deg, var(--blue), var(--purple)); border-radius: 3px; transform: skew(-18deg); }
.brand-mark i:first-child { left: 4px; top: 3px; }
.brand-mark i:last-child { right: 4px; bottom: 3px; background: linear-gradient(180deg, var(--pink), var(--purple)); }
.topnav { display: flex; align-items: center; gap: clamp(15px, 1.8vw, 26px); white-space: nowrap; }
.topnav a { color: var(--muted); font-size: 13px; font-weight: 650; }
.topnav a:hover { color: var(--text); }
.search-trigger { justify-self: stretch; display: flex; align-items: center; width: 100%; min-width: 0; height: 38px; padding: 0 11px; color: var(--muted); background: var(--surface); border: 1px solid var(--line); border-radius: 9px; cursor: pointer; }
.search-trigger svg, .search-input-wrap svg { width: 17px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; }
.search-trigger span { margin-left: 9px; font-size: 13px; }
kbd { margin-left: auto; padding: 2px 6px; color: var(--faint); background: var(--bg); border: 1px solid var(--line-strong); border-radius: 5px; font-size: 10px; box-shadow: 0 1px 0 var(--line-strong); }
.top-actions { display: flex; align-items: center; justify-self: end; gap: 8px; white-space: nowrap; }
.environment-picker select { padding: 8px 28px 8px 10px; color: var(--muted); background: var(--surface); border: 1px solid var(--line); border-radius: 8px; font-size: 12px; font-weight: 650; }
.icon-button { display: grid; place-items: center; width: 36px; height: 36px; padding: 0; background: transparent; border: 1px solid var(--line); border-radius: 8px; cursor: pointer; }
.icon-button svg { width: 17px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.theme-toggle .moon, [data-theme="dark"] .theme-toggle .sun { display: none; }
[data-theme="dark"] .theme-toggle .moon { display: block; }
.mobile-menu { display: none; }

.docs-layout { display: grid; grid-template-columns: var(--sidebar) minmax(0, 1fr) var(--toc); min-height: 100vh; padding-top: var(--topbar); }
.sidebar { position: fixed; z-index: 50; inset: var(--topbar) auto 0 0; width: var(--sidebar); background: var(--bg); border-right: 1px solid var(--line); }
.sidebar-scroll { height: 100%; overflow-y: auto; overscroll-behavior: contain; padding: 24px 18px 36px; }
.audience-switch { display: grid; grid-template-columns: repeat(3, 1fr); padding: 3px; background: var(--surface-strong); border-radius: 8px; }
.audience-switch button { padding: 6px 4px; color: var(--muted); background: transparent; border: 0; border-radius: 6px; font-size: 10px; font-weight: 700; cursor: pointer; }
.audience-switch button.active { color: var(--text); background: var(--bg); box-shadow: 0 1px 4px rgba(20, 30, 50, .1); }
.nav-group { margin-top: 25px; }
.nav-group[hidden] { display: none; }
.nav-group p { margin: 0 10px 7px; color: var(--faint); font-size: 10px; font-weight: 780; letter-spacing: .12em; text-transform: uppercase; }
.nav-group a { display: flex; align-items: center; gap: 8px; min-height: 34px; padding: 6px 10px; color: var(--muted); border-radius: 7px; font-size: 13px; }
.nav-group a span { flex: 1; }
.nav-group a b { padding: 1px 4px; color: var(--faint); background: var(--surface); border-radius: 3px; font-size: 8px; letter-spacing: .04em; }
.nav-group a:hover { color: var(--text); background: var(--surface); }
.nav-group a.active { color: var(--blue); background: color-mix(in srgb, var(--blue) 9%, transparent); font-weight: 650; }
.sidebar-help { margin: 32px 5px 0; padding: 14px; background: linear-gradient(135deg, color-mix(in srgb, var(--blue) 9%, var(--surface)), color-mix(in srgb, var(--purple) 7%, var(--surface))); border: 1px solid color-mix(in srgb, var(--blue) 18%, var(--line)); border-radius: 9px; }
.sidebar-help span, .sidebar-help a { display: block; }
.sidebar-help span { color: var(--muted); font-size: 11px; }
.sidebar-help a { margin-top: 3px; color: var(--blue); font-size: 12px; font-weight: 700; }

.content { grid-column: 2; min-width: 0; }
.content article { width: 100%; max-width: calc(var(--content-max) + (var(--content-gutter) * 2)); margin: 0 auto; padding-inline: var(--content-gutter); }
.doc-section { padding: 72px 0 60px; border-bottom: 1px solid var(--line); }
.hero-section { position: relative; padding-top: 84px; }
.hero-section:before { content: ""; position: absolute; z-index: -1; top: 26px; left: 50%; width: min(900px, 95vw); height: 420px; transform: translateX(-50%); opacity: .5; background: radial-gradient(circle at 20% 30%, color-mix(in srgb, var(--blue) 13%, transparent), transparent 38%), radial-gradient(circle at 82% 36%, color-mix(in srgb, var(--purple) 10%, transparent), transparent 34%); pointer-events: none; }
.eyebrow, .section-label { color: var(--blue); font-size: 11px; font-weight: 800; letter-spacing: .15em; }
h1, h2, h3 { color: var(--navy); line-height: 1.14; letter-spacing: -.035em; }
h1 { max-width: 680px; margin: 14px 0 22px; font-size: clamp(46px, 5.2vw, 68px); }
h1 span { background: linear-gradient(90deg, var(--blue), var(--purple), var(--pink)); -webkit-background-clip: text; background-clip: text; color: transparent; }
h2 { max-width: 720px; margin: 10px 0 18px; font-size: clamp(30px, 3.5vw, 42px); }
h3 { margin-top: 38px; font-size: 21px; }
.doc-section > p:not(.lead):not(.section-intro) { max-width: 740px; margin: 0 0 18px; color: var(--muted); }
.lead, .section-intro { max-width: 700px; color: var(--muted); font-size: 18px; line-height: 1.75; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 30px 0 48px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 14px; min-height: 44px; padding: 0 18px; border-radius: 8px; font-size: 13px; font-weight: 700; }
.button.primary { color: white; background: linear-gradient(100deg, var(--blue), #5d5bf7); box-shadow: 0 8px 22px rgba(47,109,246,.23); }
.button.secondary { color: var(--text); border: 1px solid var(--line-strong); }
.role-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.role-card { position: relative; display: grid; grid-template-columns: auto 1fr auto; gap: 16px; align-items: start; padding: 24px; overflow: hidden; background: var(--surface); border: 1px solid var(--line); border-radius: 13px; transition: transform .18s, border-color .18s; }
.role-card:before { content: ""; position: absolute; inset: 0; opacity: .05; background: radial-gradient(circle at 15% 20%, var(--blue), transparent 40%); }
.qa-card:before { background: radial-gradient(circle at 15% 20%, var(--purple), transparent 40%); }
.role-card:hover { transform: translateY(-3px); border-color: color-mix(in srgb, var(--blue) 45%, var(--line)); }
.role-icon { display: grid; place-items: center; width: 40px; height: 40px; color: var(--blue); background: color-mix(in srgb, var(--blue) 11%, transparent); border-radius: 10px; font: 700 13px monospace; }
.qa-card .role-icon { color: var(--purple); background: color-mix(in srgb, var(--purple) 12%, transparent); }
.role-card small { display: block; color: var(--faint); font-size: 9px; font-weight: 800; letter-spacing: .12em; }
.role-card strong { display: block; margin-top: 5px; color: var(--navy); font-size: 17px; }
.role-card p { margin: 5px 0 0; color: var(--muted); font-size: 12px; line-height: 1.55; }
.role-card > b { color: var(--faint); }
.capability-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; margin-top: 32px; background: var(--line); border: 1px solid var(--line); border-radius: 11px; overflow: hidden; }
.capability-grid > div { padding: 22px; background: var(--bg); }
.capability-grid strong, .capability-grid span { display: block; }
.capability-grid strong { margin-top: 12px; color: var(--navy); font-size: 13px; }
.capability-grid span { margin-top: 4px; color: var(--muted); font-size: 11px; }
.capability-icon { display: block; width: 25px; height: 20px; border: 2px solid var(--blue); border-radius: 4px; }
.capability-icon.loop { border-radius: 50%; border-color: var(--purple); }
.capability-icon.pulse { border-width: 0 0 2px 2px; border-color: var(--pink); transform: skew(-30deg); }

.onboarding-track { display: flex; align-items: center; width: 100%; margin: 34px 0 42px; padding: 22px; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; }
.onboarding-track > div { display: grid; grid-template-columns: 34px 1fr; column-gap: 10px; min-width: 150px; }
.onboarding-track > div > span { grid-row: 1 / span 2; display: grid; place-items: center; width: 34px; height: 34px; color: var(--muted); background: var(--bg); border: 1px solid var(--line-strong); border-radius: 9px; font-size: 11px; font-weight: 800; }
.onboarding-track > div.active > span { color: white; background: linear-gradient(135deg, var(--blue), var(--purple)); border-color: transparent; }
.onboarding-track strong { color: var(--navy); font-size: 12px; line-height: 1.35; }
.onboarding-track small { color: var(--faint); font-size: 9px; }
.onboarding-track > i { flex: 1; min-width: 24px; height: 1px; margin: 0 12px; background: linear-gradient(90deg, color-mix(in srgb, var(--blue) 55%, var(--line)), var(--line)); }
.environment-links { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin: 20px 0 34px; }
.environment-links a { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 4px 7px; padding: 16px; background: var(--surface); border: 1px solid var(--line); border-radius: 9px; transition: border-color .18s, transform .18s; }
.environment-links a:hover { transform: translateY(-2px); border-color: color-mix(in srgb, var(--blue) 40%, var(--line)); }
.environment-links .status-dot { grid-row: 1; }
.environment-links strong { color: var(--navy); font-size: 12px; }
.environment-links code { grid-column: 1 / -1; margin-top: 7px; font-size: 9px; }
.tier-example { display: grid; grid-template-columns: .8fr 1fr 1fr; gap: 1px; margin: 22px 0 34px; overflow: hidden; background: var(--line); border: 1px solid var(--line); border-radius: 10px; }
.tier-example > div { padding: 18px; background: var(--surface); }
.tier-example small, .tier-example strong, .tier-example span { display: block; }
.tier-example small { color: var(--faint); font-size: 9px; font-weight: 800; letter-spacing: .1em; }
.tier-example strong { margin-top: 7px; color: var(--navy); font-size: 14px; }
.tier-example span { margin-top: 3px; color: var(--muted); font-size: 10px; }
.onboarding-result-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin: 22px 0; }
.onboarding-result-grid > div { padding: 19px; background: var(--surface); border: 1px solid var(--line); border-radius: 9px; }
.onboarding-result-grid > div.critical { border-color: color-mix(in srgb, var(--purple) 38%, var(--line)); background: color-mix(in srgb, var(--purple) 5%, var(--surface)); }
.onboarding-result-grid span { color: var(--blue); font-size: 9px; font-weight: 800; letter-spacing: .1em; }
.onboarding-result-grid strong { display: block; margin-top: 6px; color: var(--navy); font-size: 13px; }
.onboarding-result-grid p { margin: 4px 0 0; color: var(--muted); font-size: 11px; }
.section-next { margin-top: 2px; }
.result-flow { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 1fr); align-items: center; gap: 12px; margin: 30px 0; padding: 22px; background: var(--surface); border: 1px solid var(--line); border-radius: 11px; }
.result-flow > div { display: grid; grid-template-columns: 30px 1fr; column-gap: 10px; align-items: center; min-width: 0; }
.result-flow > div > span { grid-row: 1 / span 2; display: grid; place-items: center; width: 30px; height: 30px; color: var(--blue); background: color-mix(in srgb, var(--blue) 10%, var(--bg)); border: 1px solid color-mix(in srgb, var(--blue) 24%, var(--line)); border-radius: 50%; font-size: 10px; font-weight: 800; }
.result-flow strong { min-width: 0; color: var(--navy); font-size: 11px; line-height: 1.35; }
.result-flow small { min-width: 0; color: var(--faint); font-size: 9px; line-height: 1.4; }
.result-flow > i { color: var(--line-strong); font-style: normal; }
.status-flow { display: flex; align-items: center; gap: 0; width: 100%; margin: 30px 0; overflow-x: auto; padding-bottom: 4px; }
.status-flow > span { flex: 0 0 auto; min-width: 108px; padding: 13px 15px; color: var(--navy); background: var(--surface); border: 1px solid var(--line); border-radius: 8px; text-align: center; font-size: 11px; font-weight: 750; }
.status-flow > i { position: relative; flex: 1 0 98px; padding: 0 8px 14px; color: var(--faint); text-align: center; font-size: 8px; font-style: normal; white-space: nowrap; }
.status-flow > i:after { content: ""; position: absolute; right: 0; bottom: 5px; left: 0; height: 1px; background: var(--line-strong); }
.state-pill { display: inline-flex; align-items: center; padding: 3px 8px; border-radius: 999px; font-size: 10px; font-weight: 750; }
.state-pill.trial { color: var(--purple); background: color-mix(in srgb, var(--purple) 11%, transparent); }
.state-pill.active { color: var(--green); background: color-mix(in srgb, var(--green) 11%, transparent); }
.state-pill.pending { color: var(--blue); background: color-mix(in srgb, var(--blue) 11%, transparent); }
.state-pill.pastdue { color: var(--amber); background: color-mix(in srgb, var(--amber) 12%, transparent); }
.state-pill.cancelled, .state-pill.expired { color: var(--red); background: color-mix(in srgb, var(--red) 10%, transparent); }
.billing-cycles { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 8px; margin: 20px 0; }
.billing-cycles > span { padding: 14px 10px; color: var(--muted); background: var(--surface); border: 1px solid var(--line); border-radius: 8px; text-align: center; font-size: 10px; }
.billing-cycles b { display: block; margin-top: 4px; color: var(--navy); font-size: 11px; }
.do-dont-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-top: 28px; }
.do-dont-grid > div { padding: 22px; background: color-mix(in srgb, var(--green) 5%, var(--surface)); border: 1px solid color-mix(in srgb, var(--green) 22%, var(--line)); border-radius: 10px; }
.do-dont-grid > div > strong { color: var(--green); font-size: 14px; }
.do-dont-grid .dont { background: color-mix(in srgb, var(--red) 4%, var(--surface)); border-color: color-mix(in srgb, var(--red) 20%, var(--line)); }
.do-dont-grid .dont > strong { color: var(--red); }
.do-dont-grid ul { margin: 14px 0 0; padding: 0; list-style: none; }
.do-dont-grid .dont li { position: relative; padding: 7px 0 7px 24px; color: var(--muted); }
.do-dont-grid .dont li:before { content: "×"; position: absolute; left: 1px; top: 7px; color: var(--red); font-size: 16px; font-weight: 800; line-height: 1; }

.steps { max-width: 760px; margin: 30px 0; }
.step { display: grid; grid-template-columns: 38px 1fr; gap: 18px; padding: 18px 0; }
.step > span { display: grid; place-items: center; width: 32px; height: 32px; color: var(--blue); background: color-mix(in srgb, var(--blue) 9%, transparent); border: 1px solid color-mix(in srgb, var(--blue) 22%, var(--line)); border-radius: 50%; font-size: 12px; font-weight: 800; }
.step strong { color: var(--navy); }
.step p { margin: 4px 0 0; color: var(--muted); }
.code-card { width: 100%; margin: 28px 0; overflow: hidden; background: var(--code); border: 1px solid #222d43; border-radius: 12px; box-shadow: var(--shadow); }
.code-head { display: flex; align-items: center; min-height: 45px; padding: 0 14px; color: #9dacbf; background: #111a2c; border-bottom: 1px solid #253149; font-size: 11px; }
.code-tabs { align-self: stretch; display: flex; gap: 16px; max-width: 100%; overflow-x: auto; white-space: nowrap; }
.code-tabs button { position: relative; padding: 0; color: #8e9db3; background: none; border: 0; font-size: 11px; cursor: pointer; }
.code-tabs button.active { color: white; }
.code-tabs button.active:after { content: ""; position: absolute; inset: auto 0 -1px; height: 2px; background: var(--blue); }
.copy-button { margin-left: auto; padding: 4px 8px; color: #9dacbf; background: transparent; border: 1px solid #33405a; border-radius: 5px; font-size: 10px; cursor: pointer; }
.copy-button:hover { color: white; }
pre { max-width: 100%; margin: 0; padding: 22px 24px; overflow-x: auto; color: var(--code-text); font-size: 12px; line-height: 1.75; tab-size: 2; }
pre code { color: inherit; background: none; }
code { padding: .12em .35em; color: color-mix(in srgb, var(--blue) 82%, var(--text)); background: color-mix(in srgb, var(--blue) 7%, var(--surface)); border-radius: 4px; font-size: .88em; overflow-wrap: anywhere; }
pre [data-api-base], pre [data-portal-base] { color: #75d6ff; }
.compact { box-shadow: none; }

.callout { margin: 30px 0; padding: 18px 20px; border-left: 3px solid var(--blue); border-radius: 0 9px 9px 0; background: color-mix(in srgb, var(--blue) 7%, var(--surface)); }
.callout strong, .callout p { display: block; }
.callout p { margin: 3px 0 0; color: var(--muted); }
.callout.warning { border-color: var(--amber); background: color-mix(in srgb, var(--amber) 8%, var(--surface)); }
.callout.security { border-color: var(--purple); background: color-mix(in srgb, var(--purple) 8%, var(--surface)); }
.callout.qa { border-color: var(--pink); background: color-mix(in srgb, var(--pink) 7%, var(--surface)); }
.table-wrap { width: 100%; margin: 26px 0; overflow-x: auto; border: 1px solid var(--line); border-radius: 10px; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 14px 18px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); }
th { color: var(--faint); background: var(--surface); font-size: 10px; letter-spacing: .07em; text-transform: uppercase; }
tr:last-child td { border: 0; }
.status-dot { display: inline-block; width: 7px; height: 7px; margin-right: 7px; background: var(--blue); border-radius: 50%; }
.status-dot.staging { background: var(--purple); }
.status-dot.prod { background: var(--green); }
.definition-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 30px; }
.definition-grid > div { position: relative; padding: 22px; background: var(--surface); border: 1px solid var(--line); border-radius: 10px; }
.definition-grid > div > span { position: absolute; top: 16px; right: 18px; color: var(--line-strong); font-size: 25px; font-weight: 850; }
.definition-grid strong { color: var(--navy); }
.definition-grid p { margin: 6px 0 0; color: var(--muted); font-size: 13px; }
.flow-diagram { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin: 32px 0; padding: 24px; overflow-x: auto; background: var(--surface); border: 1px solid var(--line); border-radius: 11px; }
.flow-diagram div { min-width: 104px; }
.flow-diagram div { text-align: center; }
.flow-diagram span, .flow-diagram small { display: block; }
.flow-diagram span { color: var(--navy); font-size: 12px; font-weight: 750; }
.flow-diagram small { color: var(--faint); font-size: 9px; }
.flow-diagram b { color: var(--line-strong); }
.number-list { padding-left: 24px; color: var(--muted); }
.number-list li { padding: 6px 0 6px 8px; }
.compare-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 26px; }
.compare-grid > div { padding: 23px; border: 1px solid var(--line); border-radius: 10px; }
.compare-grid small { display: block; color: var(--faint); font-size: 9px; font-weight: 800; letter-spacing: .12em; }
.compare-grid strong { display: block; margin: 9px 0; font-size: 16px; }
.compare-grid p { margin: 0; color: var(--muted); font-size: 13px; }
.endpoint { display: flex; align-items: center; gap: 10px; width: 100%; margin: 22px 0; padding: 13px 15px; background: var(--surface); border: 1px solid var(--line); border-radius: 9px; }
.endpoint code { flex: 1; color: var(--text); background: transparent; font-size: 12px; }
.endpoint em { color: var(--faint); font-size: 10px; font-style: normal; }
.endpoint.large { padding: 16px; }
.endpoint.large code { font-size: 14px; }
.method { min-width: 44px; padding: 3px 5px; text-align: center; border-radius: 4px; font-size: 9px; font-weight: 850; letter-spacing: .05em; }
.method.post { color: #8b5cf6; background: color-mix(in srgb, #8b5cf6 12%, transparent); }
.method.get { color: #0f9f6e; background: color-mix(in srgb, #0f9f6e 12%, transparent); }
.lifecycle { display: flex; align-items: stretch; width: 100%; margin: 32px 0; padding-bottom: 4px; overflow-x: auto; }
.lifecycle div { min-width: 130px; padding: 16px 12px; background: var(--surface); border: 1px solid var(--line); border-radius: 8px; text-align: center; }
.lifecycle div.active { border-color: color-mix(in srgb, var(--blue) 45%, var(--line)); }
.lifecycle span, .lifecycle small { display: block; }
.lifecycle span { color: var(--navy); font-size: 11px; font-weight: 700; }
.lifecycle small { margin-top: 3px; color: var(--faint); font-size: 9px; }
.lifecycle i { align-self: center; min-width: 22px; height: 1px; background: var(--line-strong); }
.check-list { padding: 0; list-style: none; }
.check-list li { position: relative; padding: 7px 0 7px 27px; color: var(--muted); }
.check-list li:before { content: "✓"; position: absolute; left: 0; top: 8px; display: grid; place-items: center; width: 16px; height: 16px; color: var(--green); background: color-mix(in srgb, var(--green) 11%, transparent); border-radius: 50%; font-size: 9px; font-weight: 900; }
.endpoint-stack .endpoint { margin: 9px 0; }
.response-list { display: flex; flex-wrap: wrap; gap: 8px; }
.response-list span { padding: 7px 9px; color: var(--muted); background: var(--surface); border: 1px solid var(--line); border-radius: 6px; font-size: 11px; }
.response-list b { margin-right: 4px; color: var(--text); }
.qa-lanes { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; margin: 30px 0; }
.qa-lanes > div { padding: 18px; background: var(--surface); border: 1px solid var(--line); border-top: 2px solid var(--purple); border-radius: 8px; }
.qa-lanes span { color: var(--purple); font-size: 9px; font-weight: 800; }
.qa-lanes strong { display: block; margin: 7px 0 4px; color: var(--navy); font-size: 13px; }
.qa-lanes p { margin: 0; color: var(--muted); font-size: 10px; }
.test-card { margin: 20px 0; overflow: hidden; background: var(--surface); border: 1px solid var(--line); border-radius: 11px; }
.test-card.featured { border-color: color-mix(in srgb, var(--purple) 35%, var(--line)); }
.test-head { display: flex; align-items: center; gap: 12px; padding: 15px 18px; background: var(--surface-strong); border-bottom: 1px solid var(--line); }
.test-head span { color: var(--purple); font: 750 10px monospace; }
.test-head strong { flex: 1; color: var(--navy); font-size: 13px; }
.test-head em { padding: 2px 6px; color: var(--pink); background: color-mix(in srgb, var(--pink) 9%, transparent); border-radius: 4px; font-size: 9px; font-style: normal; font-weight: 700; }
.test-card ol { margin: 0; padding: 19px 24px 10px 48px; color: var(--muted); }
.test-card li { padding: 4px 0; }
.expected { display: grid; grid-template-columns: 74px 1fr; gap: 12px; margin: 10px 18px 18px; padding: 13px; background: color-mix(in srgb, var(--green) 7%, var(--bg)); border-left: 2px solid var(--green); border-radius: 0 6px 6px 0; }
.expected strong { color: var(--green); font-size: 10px; text-transform: uppercase; }
.expected span { color: var(--muted); font-size: 12px; }
.log-signals { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 20px; }
.log-signals strong { width: 100%; font-size: 12px; }
.log-signals code { font-size: 10px; }
.scenario-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 27px; }
.scenario-grid > div { padding: 18px; background: var(--surface); border: 1px solid var(--line); border-radius: 9px; }
.scenario-grid b { display: block; color: var(--purple); font: 750 9px monospace; }
.scenario-grid strong { display: block; margin-top: 8px; color: var(--navy); }
.scenario-grid p { margin: 4px 0 0; color: var(--muted); font-size: 12px; }
.accordion { margin-top: 25px; }
.accordion details { border-bottom: 1px solid var(--line); }
.accordion summary { padding: 17px 0; color: var(--navy); font-weight: 700; cursor: pointer; }
.accordion p { margin: -4px 0 20px; color: var(--muted); }
.go-live-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 28px; }
.go-live-grid label { display: flex; align-items: flex-start; gap: 10px; padding: 13px; color: var(--muted); background: var(--surface); border: 1px solid var(--line); border-radius: 7px; font-size: 12px; cursor: pointer; }
.go-live-grid input { margin-top: 3px; accent-color: var(--blue); }
.docs-footer { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 20px; padding: 42px 0 60px; color: var(--faint); font-size: 10px; }
.docs-footer .brand { font-size: 14px; }
.docs-footer .brand-mark { width: 20px; height: 20px; transform: scale(.75); }
.docs-footer p { text-align: center; }

.toc { grid-column: 3; }
.toc > div { position: fixed; top: calc(var(--topbar) + 46px); width: calc(var(--toc) - 26px); max-height: calc(100vh - var(--topbar) - 72px); overflow-y: auto; padding: 0 12px 0 18px; border-left: 1px solid var(--line); }
.toc p { color: var(--faint); font-size: 9px; font-weight: 800; letter-spacing: .13em; }
.toc nav a { display: block; padding: 4px 0; color: var(--muted); font-size: 11px; }
.toc nav a.active { color: var(--blue); font-weight: 700; }
.toc-feedback { display: block; margin-top: 26px; padding-top: 16px; color: var(--faint); border-top: 1px solid var(--line); font-size: 10px; }
.toc-feedback span { display: block; margin-top: 2px; color: var(--blue); }

.search-modal { position: fixed; z-index: 500; inset: 0; padding: 12vh 20px; background: rgba(4, 9, 20, .58); backdrop-filter: blur(5px); }
.search-modal[hidden] { display: none; }
.search-box { width: min(650px, 100%); margin: auto; overflow: hidden; background: var(--bg); border: 1px solid var(--line-strong); border-radius: 13px; box-shadow: 0 25px 80px rgba(0,0,0,.32); }
.search-input-wrap { display: flex; align-items: center; gap: 10px; padding: 14px 16px; border-bottom: 1px solid var(--line); }
.search-input-wrap input { flex: 1; color: var(--text); background: transparent; border: 0; outline: 0; font-size: 15px; }
.search-results { max-height: 55vh; overflow-y: auto; padding: 8px; }
.search-results > p { padding: 14px; color: var(--muted); font-size: 12px; }
.search-result { display: block; padding: 12px 14px; border-radius: 8px; }
.search-result:hover, .search-result:focus { background: var(--surface); outline: none; }
.search-result strong, .search-result span { display: block; }
.search-result strong { color: var(--navy); font-size: 13px; }
.search-result span { margin-top: 2px; color: var(--muted); font-size: 11px; }

@media (max-width: 1180px) {
  :root { --toc: 0px; }
  .docs-layout { grid-template-columns: var(--sidebar) minmax(0, 1fr); }
  .toc { display: none; }
  .topbar { grid-template-columns: calc(var(--sidebar) - 24px) minmax(220px, 1fr) max-content; }
  .topnav { display: none; }
}

@media (max-width: 980px) and (min-width: 821px) {
  :root { --content-gutter: 34px; }
  .environment-picker { display: none; }
  .qa-lanes { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .role-grid { grid-template-columns: 1fr; }
  .environment-links { grid-template-columns: 1fr; }
  .billing-cycles { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 820px) {
  :root { --sidebar: 0px; --topbar: 62px; --content-gutter: 22px; }
  .topbar { grid-template-columns: minmax(0, 1fr) auto auto; gap: 8px; padding: 0 15px; }
  .brand small, .environment-picker { display: none; }
  .search-trigger { display: grid; place-items: center; width: 36px; height: 36px; padding: 0; justify-self: end; }
  .search-trigger span, .search-trigger kbd { display: none; }
  .mobile-menu { display: grid; }
  .sidebar { width: min(310px, 88vw); transform: translateX(-105%); box-shadow: var(--shadow); transition: transform .2s; }
  body.menu-open .sidebar { transform: translateX(0); }
  body.menu-open:after { content: ""; position: fixed; z-index: 40; inset: var(--topbar) 0 0; background: rgba(0,0,0,.35); }
  .docs-layout { display: block; }
  .content article { width: 100%; max-width: 760px; padding-inline: var(--content-gutter); }
  .hero-section { padding-top: 54px; }
  .doc-section { padding: 54px 0 44px; }
  .role-grid, .definition-grid, .compare-grid, .scenario-grid, .go-live-grid, .environment-links, .do-dont-grid { grid-template-columns: 1fr; }
  .capability-grid { grid-template-columns: 1fr; }
  .qa-lanes { grid-template-columns: 1fr 1fr; }
  .flow-diagram { justify-content: flex-start; overflow-x: auto; }
  .onboarding-track { overflow-x: auto; }
  .onboarding-track > div { min-width: 145px; }
  .result-flow { grid-template-columns: 1fr; }
  .result-flow > i { transform: rotate(90deg); text-align: center; }
  .billing-cycles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .docs-footer { grid-template-columns: 1fr; text-align: center; }
  .docs-footer .brand { justify-content: center; }
  .docs-footer p { margin: 0; }
}

@media (max-width: 520px) {
  :root { --content-gutter: 18px; }
  h1 { font-size: clamp(38px, 12vw, 46px); }
  h2 { font-size: 30px; }
  .lead, .section-intro { font-size: 16px; line-height: 1.65; }
  .hero-actions { flex-direction: column; }
  .button { width: 100%; }
  .section-next { width: 100%; }
  .role-card { grid-template-columns: auto 1fr; padding: 19px; }
  .role-card > b { display: none; }
  .qa-lanes { grid-template-columns: 1fr; }
  .onboarding-result-grid, .tier-example, .billing-cycles { grid-template-columns: 1fr; }
  .test-head { align-items: flex-start; flex-wrap: wrap; }
  .test-head strong { min-width: 70%; }
  .expected { grid-template-columns: 1fr; }
  pre { padding: 17px 18px; font-size: 11px; }
  th, td { padding: 12px 14px; }
  .endpoint { align-items: flex-start; flex-wrap: wrap; }
  .endpoint code { order: 3; flex-basis: 100%; padding-top: 4px; }
  .endpoint em { margin-left: auto; }
  .callout { padding: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *:before, *:after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}